阅读说明：本技术 通信设备和通信系统 (Communication apparatus and communication system ) 是由 周瑞军 张建利 于 2020-06-10 设计创作，主要内容包括：本发明提供一种通信设备和通信系统。该通信设备包括：基站单元和无线桥接单元,基站单元包括第一数据接口,无线桥接单元包括第二数据接口,第一数据接口与第二数据接口连接,基站单元通过无线桥接单元与其他通信设备连接。本发明的设备,基站单元与无线桥接单元可以连接使用,使得基站单元通过无线桥接单元与其他通信设备连接,从而实现了便携基站设备间的互联,快速完成网络的搭建。(The invention provides a communication apparatus and a communication system. The communication device includes: the base station unit comprises a first data interface, the wireless bridging unit comprises a second data interface, the first data interface is connected with the second data interface, and the base station unit is connected with other communication equipment through the wireless bridging unit. According to the device, the base station unit and the wireless bridging unit can be connected for use, so that the base station unit is connected with other communication devices through the wireless bridging unit, interconnection among portable base station devices is achieved, and network construction is completed quickly.)

1. A communication device, comprising: a base station unit and a wireless bridge unit;

the base station unit comprises a first data interface, and the wireless bridging unit comprises a second data interface;

the first data interface is connected with the second data interface;

and the base station unit is connected with other communication equipment through the wireless bridging unit.

2. The apparatus of claim 1, wherein the wireless bridging unit is disposed within the base station unit, or wherein,

the wireless bridge unit is arranged outside the base station unit, and the base station unit is connected with the wireless bridge unit through a connecting part.

3. The apparatus of claim 2, further comprising: a battery module;

the battery module is arranged inside the wireless bridging unit, inside the base station unit and/or outside the base station unit and the wireless bridging unit;

the battery module is used for supplying power to the base station unit and the wireless bridging unit.

4. The apparatus of claim 2, further comprising: a battery module;

the battery module is arranged inside the wireless bridging unit;

the base station unit comprises a first power interface, and the battery module comprises a second power interface;

the first power interface is connected with the second power interface;

the battery module is used for supplying power to the base station unit and the wireless bridging unit.

5. The apparatus of claim 2, further comprising: a battery module;

the battery module is arranged outside the base station unit and the wireless bridging unit;

the base station unit comprises a third power interface, and the battery module comprises a fourth power interface;

the third power interface is connected with the fourth power interface;

the base station unit is connected with the battery module through a second connecting part;

the battery module is used for supplying power to the base station unit and the wireless bridging unit.

6. The apparatus of any of claims 3-5, wherein the base unit comprises a power management module, the power management module comprising: an external power interface;

the external power supply interface is used for connecting an external power supply;

and the power supply management module is used for determining the current power supply voltage of the base station unit according to the power supply voltages of the battery module and the external power supply interface.

7. The device of claim 6, wherein the power management module further comprises: the input circuit, the constant-current charging circuit, the all-in-one circuit and the fifth power interface;

the external power supply interface is connected with the input end of the input circuit, the output end of the input circuit is respectively connected with the input end of the constant current charging circuit and the first input end of the all-in-one circuit, and the output end of the constant current charging circuit is respectively connected with the second input end of the all-in-one circuit and the fifth power supply interface;

the fifth power interface is connected with the battery module.

8. The device of claim 6, wherein the power management module charges the battery module when a voltage of the external power interface is greater than or equal to a threshold.

9. The apparatus according to any of claims 1-5, wherein the base station unit comprises: the main control circuit board and the power amplifier circuit board;

the main control circuit board is connected with the power amplifier circuit board.

10. The apparatus according to any one of claims 1-5, wherein the wireless bridging unit comprises: a radio frequency interface; the radio frequency interface is disposed on the base station unit and/or the wireless bridge unit.

11. The apparatus according to any of claims 1-5, wherein the wireless bridging unit is a wireless Mesh network unit.

12. A communication system, characterized in that the communication system comprises a communication device according to any of claims 1 to 11.

Technical Field

The present invention relates to the field of communications technologies, and in particular, to a communication device and a communication system.

Background

The traditional mobile communication base station is a separated base station, is used in a fixed scene, and has the disadvantages of large number of cabinets, large volume and weight and difficult movement. Under emergency communication scenes such as emergency rescue and disaster relief, the requirements of mobile station building, mobile use, temporary building and deployment exist, and the traditional base station cannot realize quick station building in the scene and complete various signal transmission tasks.

The portable base station equipment is designed in the prior art, comprises a baseband module and a radio frequency module, and can meet the requirements of emergency communication scenes such as piggyback and vehicle-mounted communication scenes compared with the traditional base station.

However, in an actual scene, the portable base station device sometimes needs to be interconnected with other portable base station devices, so as to form a complete communication network.

Disclosure of Invention

The embodiment of the invention provides communication equipment and a communication system, which are used for solving the problems that the interconnection between the existing portable base station equipment is complex and the network is difficult to build.

In a first aspect, the present invention provides a communication device comprising: a base station unit and a wireless bridge unit;

the base station unit comprises a first data interface, and the wireless bridging unit comprises a second data interface;

the first data interface is connected with the second data interface;

and the base station unit is connected with other communication equipment through the wireless bridging unit.

Optionally, the wireless bridging unit is disposed inside the base station unit, or,

the wireless bridge unit is arranged outside the base station unit, and the base station unit is connected with the wireless bridge unit through a connecting part.

Optionally, the apparatus further includes: a battery module;

the battery module is arranged inside the wireless bridging unit, inside the base station unit and/or outside the base station unit and the wireless bridging unit;

the battery module is used for supplying power to the base station unit and the wireless bridging unit.

Optionally, the apparatus further includes: a battery module;

the battery module is arranged inside the wireless bridging unit;

the base station unit comprises a first power interface, and the battery module comprises a second power interface;

the first power interface is connected with the second power interface;

the battery module is used for supplying power to the base station unit and the wireless bridging unit.

Optionally, the apparatus further includes: a battery module;

the battery module is arranged outside the base station unit and the wireless bridging unit;

the base station unit comprises a third power interface, and the battery module comprises a fourth power interface;

the third power interface is connected with the fourth power interface;

the base station unit is connected with the battery module through a second connecting part;

the battery module is used for supplying power to the base station unit and the wireless bridging unit.

Optionally, the base station unit includes a power management module, where the power management module includes: an external power interface;

the external power supply interface is used for connecting an external power supply;

and the power supply management module is used for determining the current power supply voltage of the base station unit according to the power supply voltages of the battery module and the external power supply interface.

Optionally, when the voltage of the external power interface is greater than or equal to a threshold, the power management module charges the battery module.

Optionally, the base station unit includes: the main control circuit board and the power amplifier circuit board;

the main control circuit board is connected with the power amplifier circuit board.

Optionally, the apparatus includes: a radio frequency interface; the radio frequency interface is disposed on the base station unit and/or the wireless bridge unit.

Optionally, the wireless bridging unit is a wireless Mesh network unit.

Optionally, the base station unit includes one or more first heat sinks, and the wireless bridge unit includes a second heat sink.

In a second aspect, the present invention provides a communication system comprising a communication device as defined in any of the first aspect above.

According to the communication equipment and the communication system provided by the invention, the base station unit is provided with the first data interface, the wireless bridging unit is provided with the second data interface, and the first data interface is connected with the second data interface, so that data interaction between the base station unit and the wireless bridging unit is realized.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a schematic diagram of a communication system architecture according to an embodiment of the present invention;

fig. 2A is a schematic structural diagram of a communication device according to an embodiment of the present invention;

fig. 2B is a schematic structural diagram of another communication device according to an embodiment of the present invention;

fig. 2C is a schematic structural diagram of another communication device according to an embodiment of the present invention;

fig. 3 is a schematic diagram illustrating a power management principle of a communication device according to an embodiment of the present invention;

FIG. 4A is a schematic top view of the communication device of FIG. 2A;

FIG. 4B is another schematic top view of the communication device of FIG. 2A;

fig. 4C is a schematic top view of the communication device shown in fig. 2A.

Description of reference numerals:

101: a communication device;

102: a communication device;

103: a terminal device;

104: a terminal device;

105: a terminal device;

106: a terminal device;

107: a terminal device;

108: a terminal device;

109: a terminal device;

110: a terminal device;

1: a base station unit;

2: a wireless bridging unit;

3: a battery module;

11: a power management module;

12: a radio frequency interface;

13: an Ethernet interface;

14: a positioning port;

15: a heat sink;

16: a radio frequency interface;

21: a radio frequency interface;

22: a heat sink;

31: a heat sink;

32: a radio frequency interface;

111: an external power interface;

112: an input circuit;

113: a constant current charging circuit;

114: a constant current charging circuit;

115: an all-in-one circuit;

116: a fifth power interface;

117: and a fifth power interface.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

Fig. 1 is a schematic diagram of a communication system architecture provided in an embodiment of the present invention, and a communication device provided in an embodiment of the present invention may be applied to the communication system shown in fig. 1, as shown in fig. 1, the communication system includes: the plurality of communication devices and the plurality of terminal devices provided by the embodiment of the present invention assume that the plurality of communication devices include communication device 101 and communication device 102, and the plurality of terminal devices include terminal device 103, terminal device 104, terminal device 105, terminal device 106, terminal device 107, terminal device 108, terminal device 109, and terminal device 110 in the figure. Each of the communication device 101 and the communication device 102 has functions of a base station, a core network, and the like, the communication device 101 and the communication device 102 are connected via a wireless network (for example, a wireless Mesh network), the terminal device 103, the terminal device 104, the terminal device 105, and the terminal device 106 are connected to the network via the communication device 101, and the terminal device 107, the terminal device 108, the terminal device 109, and the terminal device 110 are connected to the network via the communication device 102. It should be noted that the communication system shown in fig. 1 may be applicable to different network systems, for example, may be applicable to Long Term Evolution (LTE) systems, 5G network systems, and the like. Optionally, the communication system may be a system in a scenario of high-Reliable and Low Latency Communications (URLLC) transmission in a 5G communication system, and the present invention is not limited herein.

The terminal device may be a wireless terminal or a wired terminal. A wireless terminal may refer to a device that provides voice and/or other traffic data connectivity to a user, a handheld device having wireless connection capability, or other processing device connected to a wireless modem. A wireless terminal, which may be a mobile terminal such as a mobile telephone (or "cellular" telephone) and a computer having a mobile terminal, for example, a portable, pocket, hand-held, computer-included, or vehicle-mounted mobile device, may communicate with one or more core Network devices via a Radio Access Network (RAN), and may exchange language and/or data with the RAN. For another example, the Wireless terminal may also be a Personal Communication Service (PCS) phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), and other devices. A wireless Terminal may also be referred to as a system, a Subscriber Unit (Subscriber Unit), a Subscriber Station (Subscriber Station), a Mobile Station (Mobile), a Remote Station (Remote Station), a Remote Terminal (Remote Terminal), an Access Terminal (Access Terminal), a User Terminal (User Terminal), a User Agent (User Agent), and a User Device or User Equipment (User Equipment), which are not limited herein. Optionally, the terminal device may also be a smart watch, a tablet computer, or the like.

The communication equipment provided by the embodiment of the invention can be applied to various scenes, exemplarily, and can be applied to building an emergency communication network in emergency rescue and disaster relief, so as to realize communication among emergency rescue and disaster relief personnel. The method can also be applied to a scene that some people are concentrated in a certain area, and in the scene, terminal equipment needing to be accessed to the network is dense, and a communication network system needs to be temporarily built.

An application scenario of the embodiment of the present invention is described below with reference to the system architecture shown in fig. 1, where a fire occurs in a forest area, a plurality of fire brigades are required to be dispatched to the site for coordinated fire extinguishing, and assuming that 2 fire brigades (a first fire brigade and a second fire brigade) are dispatched for fire extinguishing, each fire brigade carries a communication device, and a fire fighter in each fire brigade carries a terminal device, as shown in fig. 1, the first fire brigade carries a communication device 101 by itself, and 4 fire brigades in the first fire brigade carry a terminal device 103, a terminal device 104, a terminal device 105, and a terminal device 106 by itself. The second fire department has its own communication device 102, and 4 fire fighters in the second fire department carry terminal device 107, terminal device 108, terminal device 109 and terminal device 110, respectively. In a fire scene, the communication device 101 is connected with the communication device 102 through a wireless network, so that firefighters in two fire brigades can communicate with each other, and unified fire extinguishing command on the scene is realized.

The technical solution of the present invention will be described in detail below with specific examples. The following specific embodiments may be combined with each other, and details of the same or similar concepts may not be repeated in some embodiments. Embodiments of the present invention will be described below with reference to the accompanying drawings.

Fig. 2A is a schematic structural diagram of a communication device according to an embodiment of the present invention, and as shown in fig. 2A, the communication device according to the embodiment includes: a base station unit 1 and a wireless bridge unit 2, wherein,

the base unit 1 comprises a first data interface and the wireless bridging unit 2 comprises a second data interface. The first data interface is connected with the second data interface. The base station unit 1 is connected to other communication devices via a wireless bridge unit 2.

The base station unit 1 integrates functional modules such as a core network, a baseband, a radio frequency, a power amplifier, a filter and the like, and can build a communication network. In addition, the base station unit 1 further has a management configuration function module for the wireless bridge unit, and can configure the wireless bridge unit.

Optionally, the base station unit 1 includes: the power amplifier circuit board comprises a main control circuit board and a power amplifier circuit board, wherein the main control circuit board is connected with the power amplifier circuit board, exemplarily, the main control circuit board and the power amplifier circuit board are arranged in a coplanar mode and are interconnected through a coplanar connector. The main control circuit board is compatible with two modes of Time Division Duplex (TDD) and Frequency Division Duplex (FDD). The main control circuit board and the power amplifier circuit board are separately arranged, the power amplifier circuit board can be designed only in the mode of later-stage frequency change and mode change, decoupling on hardware is achieved, and convenience is brought to later-stage use.

Further, the base station unit 1 further includes: and the scheduling machine circuit board, wherein the master control circuit board is connected with the scheduling machine circuit board. The circuit board of the scheduling machine is used for realizing the corresponding function of the base station scheduling machine. For example, the dispatcher circuit board and the main control circuit board can be arranged opposite to each other.

If the communication device provided by this embodiment needs to be connected with other communication devices for networking, the base station units may be connected with other communication devices in a wired (e.g., optical fiber) manner to implement networking, but in some scenarios, the communication device does not have a condition of field wiring and cannot implement wired connection of the base station units, the communication device provided by this embodiment of the present application includes the wireless bridging unit 2, and the wireless bridging unit 2 may be wirelessly connected with other devices to implement networking communication, so that the wireless bridging unit 2 may be wirelessly connected with wireless bridging units in other communication devices, and the base station unit 1 may implement connection networking with other communication devices through the wireless bridging unit 2.

Optionally, the wireless bridging unit 2 may be any unit module capable of implementing a wireless networking function between the base station unit and other communication devices, such as a Mesh unit, a Customer Premises Equipment (CPE) unit, or a satellite positioning unit.

Further, the wireless bridging unit 2 may be a Mesh network unit. The Mesh network is also called a multi-hop (multi-hop) network, can be cooperatively communicated with other networks, is a dynamic and continuously-expanded network architecture, can keep wireless interconnection between any two devices in the network, and has the functions of network self-healing, path selection, network load balancing and the like. The wireless bridge unit 2 may also be a wireless mobile hotspot Wi-Fi network unit.

Optionally, the wireless bridging unit 2 may include a wireless module, a power amplifier module, a filtering module, and the like. The wireless module can be replaced, different frequency bands can be used according to different use scenes, and modules of different wireless systems can be used, such as a Mesh network system or a Wi-Fi network system.

The first data interface and the second data interface are a pair of adaptive data interfaces, which can realize connection and realize data interaction between the base station unit 1 and the wireless bridge unit 2.

Optionally, the first data interface and the second data interface may be ethernet interfaces.

Alternatively, the wireless bridge unit 2 may be provided inside the base station unit 1, or the wireless bridge unit 2 may be provided outside the base station unit 1, and the base station unit is connected to the wireless bridge unit through a connection member.

Fig. 2B is a schematic structural diagram of another communication device according to an embodiment of the present invention, and as shown in fig. 2B, the wireless bridge unit 2 may be disposed inside the base station unit 1, and the wireless bridge unit is disposed inside the base station unit, so that the communication unit has a compact overall structure, a reduced volume, and is convenient to carry.

Optionally, as shown in fig. 2A, in the structure of the communication device, the base station unit 1 is connected to the wireless bridge unit 2 through a connecting component, where the connecting component may be a slide rail, a clamping structure, or a fastener, and the connecting component may connect and firmly connect the base station unit 1 and the wireless bridge unit 2, and the specific form of the connecting component is not limited. Wherein, use slide rail or joint structure to make the dismouting of base station unit 1 and wireless bridging unit 2 more convenient.

Optionally, the first data interface is disposed on a first contact surface, where the first contact surface is a contact surface of the base station unit 1 when the base station unit 1 is connected to the wireless bridging unit 2, and correspondingly, the second data interface is disposed on a second contact surface, where the second contact surface is a contact surface of the wireless bridging unit 2 when the base station unit 1 is connected to the wireless bridging unit 2. The first data interface and the second data interface are arranged oppositely, and when the base station unit 1 is connected with the wireless bridging unit 2, pairing connection can be achieved.

In different application scenarios, both the base station unit 1 and the wireless bridge unit 2 can be used independently or in a connected manner.

When the base station unit 1 is used independently, it can be used as a portable base station, and has functions of trunking, data, video communication, etc.

When the wireless bridge unit 2 is used independently, the wireless bridge unit 2 is used as an independent wireless networking device, and can implement wireless ad hoc networking, for example, the wireless bridge unit 2 is a Mesh ad hoc networking device, and is connected with other Mesh devices in a wireless multi-hop manner, so as to implement network ad hoc self-connection. The method has the functions of network self-healing, path selection, network load balancing and the like, and can quickly and self-establish a wireless data transmission network.

When the base station unit 1 and the wireless bridge unit are connected for use, the first data interface is connected with the second data interface, the base station unit 1 and the wireless bridge unit can perform data interaction, and the base station unit 1 configures the wireless bridge unit. The wireless bridge unit 2 implements ad hoc networking with wireless bridge units in other communication devices, so that the base station unit 1 implements networking with base station units in other communication devices.

In this embodiment, through setting up first data interface at the base station unit, wireless bridge unit sets up the second data interface, first data interface and second data interface connection, thereby realize the data interaction of base station unit and wireless bridge unit, simultaneously, the base station unit passes through adapting unit and is connected with wireless bridge unit, the base station unit can be connected with wireless bridge unit and use, make the base station unit pass through wireless bridge unit and be connected with other communication equipment, thereby interconnection between portable base station equipment has been realized, build of network is accomplished fast.

In a possible design, on the basis of the above embodiment, the application scenarios of the communication device provided in this embodiment include vehicle-mounted, airborne, fixed, piggybacked, and the like, and the power supply conditions of various scenarios may be different, for example, the external power supply in the fixed scenario is a stable power frequency alternating current, and a stable direct voltage can be obtained by an AC-to-DC AC/DC adapter output by an external voltage type to supply power to the communication device. Under scenes such as on-vehicle and airborne, be subject to vehicle and aircraft intrinsic power supply characteristic itself, output voltage is unstable and discontinuous, can influence communication equipment work, and under the condition of bearing, no external power supply is available, consequently, consider that communication equipment all need have stable power supply in the different scenes to guarantee communication equipment normal work, the communication equipment that this embodiment provided still includes: a battery module is provided. The battery module is used for supplying power to the base station unit 1 and the wireless bridging unit 2.

Optionally, the battery module is a lithium ion battery.

The number of the battery modules may be one or more, and the battery modules may be disposed inside the wireless bridge unit 2, inside the base station unit 1, and/or outside the base station unit and the wireless bridge unit.

In one possible implementation, the battery module is disposed inside the wireless bridging unit 2, the base station unit 1 includes a first power interface, and the battery module includes a second power interface; the first power interface is connected with the second power interface.

The battery module is used for supplying power to the base station unit 1 and the wireless bridging unit 2, wherein the first power interface and the second power interface are a pair of adaptive interfaces, and the battery module can supply power to the base station unit 1.

Optionally, the first power interface is disposed on a first contact surface, where the first contact surface is a contact surface of the base station unit 1 when the base station unit 1 is connected to the wireless bridge unit 2, and correspondingly, the second power interface is disposed on a second contact surface, where the second contact surface is a contact surface of the wireless bridge unit 2 when the base station unit 1 is connected to the wireless bridge unit 2. The first power interface and the second power interface are arranged oppositely, and when the base station unit 1 is connected with the wireless bridging unit 2, pairing connection can be achieved.

The present invention is not limited with respect to the relative positions of the first power interface and the first data interface at the base station unit 1, and the present invention is not limited with respect to the relative positions of the second power interface and the second data interface at the wireless bridging unit 2.

Optionally, the battery module may be connected to a charger through the second power interface for charging.

Optionally, the battery module is a detachable module, that is, the battery module may be installed inside the wireless bridging unit 2, and may also be detached, which is beneficial to replacing the battery module.

Alternatively, the base station unit 1 may be connected to an external power supply. When the base station unit 1 is connected to an external power supply, the base station unit 1 and the wireless bridge unit 2 are powered by the external power supply, optionally, at the same time, the base station unit 1 may charge the battery module, for example, the base station unit 1 may charge the battery module through the second power interface connected to the first power interface.

In another possible implementation, a battery module is provided inside the base station unit 1, and the battery module is used to supply power to the base station unit 1 and the wireless bridge unit 2.

Alternatively, the base station unit 1 may be connected to an external power supply. When the base station unit 1 is connected to an external power supply, the base station unit 1 and the wireless bridge unit 2 are powered by the external power supply, and optionally, the base station unit 1 may charge the battery module.

It will be appreciated that the battery module is located within the base unit and/or the wireless bridging unit and the communications device does not add additional bulk to the system.

In yet another possible implementation, the battery module is provided as a separate module, and the battery module is disposed outside the base station unit 1 and the wireless bridge unit 2.

Illustratively, as shown in fig. 2A, the battery module 3 is disposed on one side of the base station unit 1, the base station unit 1 includes a third power interface, the battery module 3 includes a fourth power interface, the third power interface is connected to the fourth power interface, the base station unit 1 is connected to the battery module 3 through a second connecting part, and the battery module 3 is configured to supply power to the base station unit 1 and the wireless bridge unit 2.

The connecting component may be a slide rail, a clamping structure, or a fastener, and the connecting component may connect the base station unit 1 and the battery module 3 stably, and the specific form of the connecting component is not limited. Wherein, use slide rail or joint structure to make the dismouting of base station unit 1 and battery module 3 more convenient, realize convenient change battery.

Optionally, the battery module 3 may be connected to a charger through a fourth power interface for charging.

Optionally, as shown in fig. 2A, the left and right sides of the base station unit 1 may be respectively provided with a data interface and a power interface at the same position, and the wireless bridging unit 2 and the battery module 3 may be connected to the base station unit 1 at interchangeable positions, so that the base station unit 1, the wireless bridging unit 2, and the battery module 3 may be used in combination or independently according to requirements in different application scenarios, where possible combination using manners include, but are not limited to, the following manners:

in the first mode, the base station unit 1 and the wireless bridge unit 2 are connected to the battery module 3.

In one possible implementation, the wireless bridge unit 2 may be used in a connected manner as shown in fig. 2A, and in this case, 1 battery module may be or may not be built in the wireless bridge unit 2.

In another possible implementation, as shown in fig. 2B, the base station unit 1 has a wireless bridge unit 2 built therein.

In another possible implementation manner, fig. 2C is a schematic structural diagram of another communication device according to an embodiment of the present invention, as shown in fig. 2C, a base station unit 1 and a wireless bridge unit 2 are connected to 2 battery modules 3 for use, and at this time, the wireless bridge unit 2 may or may not have 1 battery module built therein.

Optionally, under the condition that the wireless bridging unit 2 is internally provided with a battery module, when the electric quantity of the battery module is insufficient, an alarm can be output, and under the condition that the uninterrupted base station unit 1 and the wireless bridging unit 2 work, the battery module can be replaced, so that the battery can be replaced in uninterrupted work.

In the second method, the base station unit 1 is connected to the wireless bridge unit 2.

Mode three, base station unit 1 is connected with 1 battery module 3 and is used, and is optional, when 3 battery module electric quantities are not enough and need to be changed the battery, can be connected the battery module that has sufficient electric quantity of changing to one side of base station unit 1 not installation battery module, lift off battery module 3 that the electric quantity is not enough again, realize uninterrupted duty alright change battery.

In the fourth mode, the base station unit 1 is connected with 2 battery modules 3 for use, wherein the battery modules 3 are respectively connected to two sides of the base station unit 1; optionally, if the batteries need to be replaced, the two batteries can be replaced in sequence, and the batteries can be replaced without interruption.

Mode five, the base station unit 1 is used independently.

In the sixth mode, the wireless bridge unit 2 is used independently.

Optionally, the base station unit 1, the wireless bridge unit 2 and the battery module 3 further include a protective cover plate respectively, the base station unit 1, the wireless bridge unit 2 and the battery module 3 are used independently, or when the base station unit, the wireless bridge unit 2 and the battery module 3 are not installed, the surface where the data and the power source interface are arranged can be covered by the protective cover plate, and the protective cover plate can achieve 'three-prevention' (mould prevention, moisture prevention and salt mist prevention), so that the effect of 'three-prevention' of the whole machine is achieved.

The number of the battery modules in the above-described manner may be one or more, one or more battery modules may be disposed at any one of the above-described installation positions, or battery modules may be disposed at one or more of the above-described installation positions, which is not limited to the present invention.

In the embodiment, through the arrangement of the battery module, under the scene that no power supply is provided outside such as a backpack, a vehicle-mounted and a vehicle-mounted power supply or the external power supply is unstable, the power supply to the communication equipment is completed, and the normal work of the communication equipment is ensured.

Optionally, the communication device may include one or more battery modules, and in order to implement coordination and management between different power supplies of the base station unit, on the basis of the foregoing embodiment, further, the base station unit 1 provided in this embodiment includes a power supply management module, where the power supply management module includes: an external power interface.

The external power interface is used for connecting an external power supply.

And the power management module is used for supplying power to the base station unit, namely determining the current power supply voltage of the base station unit 1 according to the power supply voltages of the battery module and the external power interface.

When the power management module detects that the voltage of the external power interface is smaller than the threshold, it is determined that the communication device is not connected with the external power, and the communication device supplies power by using the battery modules, where when the communication device has a plurality of battery modules, the plurality of battery modules may be used to supply power at the same time, or one of the battery modules may be selected to supply power, which is not limited in the present invention. The threshold is preset, and the power management module may determine whether the external power source is currently connected through the threshold, for example, the threshold may be set to any value between 18 volts or more and 24 volts or less.

When the power management module detects that the voltage of the external power interface is greater than or equal to the threshold value, it is determined that the communication device is currently connected with the external power, and then the communication device can use the external power to supply power. For example, when the communication device is connected with an external power supply, the battery module is not used for supplying power, and the power of the battery module is kept, so that when the external power supply is not available, the battery module has sufficient power to supply power to the communication device.

Optionally, when the voltage of the external power interface is greater than or equal to the threshold, the power management module charges the battery module by using the power supplied by the external power.

When the voltage of the external power supply interface is greater than or equal to the threshold value, the communication device is determined to be currently connected with the external power supply, and the communication device can charge the battery module if the battery module is not in a full-charge state while supplying power by using the external power supply.

Optionally, the power management module in the base station unit further includes: the input circuit, the constant current charging circuit, the all-in-one circuit and the fifth power interface.

The external power supply interface is connected with the input end of the input circuit, the output end of the input circuit is respectively connected with the input end of the constant-current charging circuit and the first input end of the all-in-one circuit, and the output end of the constant-current charging circuit is respectively connected with the second input end of the all-in-one circuit and the fifth power supply interface;

and the fifth power interface is connected with the battery module.

In this embodiment, the input circuit is configured to process an external power supply to obtain a stable power supply voltage, so as to provide a stable input for the constant-current charging circuit and the all-in-one circuit, and for example, the input circuit may be configured to perform protection such as surge prevention, reverse prevention, overvoltage/undervoltage prevention, and Electromagnetic Interference (EMI) filtering on an external power supply interface voltage.

The constant current charging circuit is used for charging the battery module by controlling and converting an input external power supply and adapting to the charging requirement of the battery module.

The all-in-one circuit is used for combining the voltage of an external power supply and the voltage of the battery module and supplying power to the load of the base station unit, any one of the external power supply and the battery module is electrified to ensure that the load of the base station unit is not powered off, and in one possible design, the all-in-one circuit can preferentially use a high-voltage loop in the external power supply and the battery module to supply power to the load of the base station unit.

In one possible design, the communication device includes a plurality of battery modules, the power management module includes a plurality of constant current charging circuits, the number of the constant current charging circuits needs to be greater than or equal to the number of the battery modules, the corresponding fifth power interfaces also need to be multiple, and the number of the fifth power interfaces needs to be greater than or equal to the number of the battery modules, it can be understood that in the communication device provided in this embodiment, each battery module is connected with one constant current charging circuit through one fifth power interface, the multiple-in-one circuit can automatically adjust the output voltage according to the external power interface and the capacity states of the plurality of battery modules connected, so as to meet the charging requirement of the battery, under the external power supply interruption condition, the plurality of battery modules automatically continue to supply power to the base station unit load, optionally, the charge states of the plurality of battery modules are the same, the power supply to the base station unit load can be balanced. In the embodiment, the power supply of the plurality of battery modules is controlled by the power management module, so that the battery modules can be replaced under the condition that the base station unit is not powered off, the normal work of the communication equipment cannot be influenced by the operation of replacing the battery modules, and the usability of the communication equipment is improved.

The following describes the principle of the power management module in detail by taking an example that the wireless bridge unit includes 1 battery module and the communication device includes 1 external battery module. The principle of power management of the power management module can be illustrated by using the schematic diagram shown in fig. 3, and it should be understood that the present embodiment does not limit the power management module of the present invention.

Fig. 3 is a schematic diagram illustrating a power management principle of a communication device according to an embodiment of the present invention, and as shown in fig. 3, the power management module 11 includes but is not limited to: the external power supply interface 111, the input circuit 112, the constant current charging circuit 113, the constant current charging circuit 114, the all-in-one circuit 115, the fifth power supply interface 116, and the fifth power supply interface 117.

The external power source interface 111 is connected with the input circuit 112, the input circuit 112 is respectively connected with the constant current charging circuit 113, the constant current charging circuit 114 and the all-in-one circuit 115, the constant current charging circuit 113 is connected with the wireless bridging unit 2, the constant current charging circuit 114 is connected with the battery module 3, and the wireless bridging unit 2 and the battery module 3 are respectively connected with the all-in-one circuit 115.

And an external power interface 111 for connecting an external power supply.

The input circuit 112 may be a combination circuit of various kinds of protection filtering, and is used to suppress external voltage input that does not meet requirements, so as to protect a subsequent circuit.

The connection between the constant current charging circuit 113 and the battery module in the wireless bridging unit 2 is realized through the connection between the fifth power interface 116 and the second power interface, and the constant current charging circuit 113 is used for charging the battery module in the wireless bridging unit 2.

The connection between the constant current charging circuit 114 and the battery module 3 is realized through the connection between the fifth power interface 117 and the fourth power interface, and the constant current charging circuit 114 is used for charging the battery module 3.

And an all-in-one circuit 115, configured to manage a power supply input to the base station unit load, and implement power supply combining output.

In practical application, there are 3 power supplies of the base station unit 1, which are an external power supply, a battery module in the wireless bridge unit 2, and a battery module 3, and the 3 power supplies are respectively connected to the all-in-one circuit 115, and the all-in-one circuit 115 determines the power supply of the base station unit 1 according to the output voltage of the 3 power supplies. Inside the wireless bridge unit 2, the battery module supplies power to the load of the wireless bridge unit 2.

Illustratively, when the communication device is connected to an external power supply, the all-in-one circuit 115 supplies power to the load of the base station unit 1 using the power input through the input circuit 112, and at this time, the input circuit 112 outputs power to charge the wireless bridge unit 2 through the constant current charging circuit 113 and to charge the battery module 3 through the constant current charging circuit 114. When the communication device is not connected to an external power supply, the all-in-one circuit 115 may simultaneously use the battery module and/or the battery module 3 in the wireless bridge unit 2 to supply power to the load of the base station unit 1.

In this embodiment, through set up power management module in the base station unit, power management module is including being used for connecting the external power source interface of external power supply, and power management module is according to the supply voltage of battery module and external power source interface, also is according to the power supply situation of different powers, confirms the current supply voltage of base station unit to more rationally use the electric energy.

In a possible design, on the basis of the foregoing embodiment, further, the communication device provided in the embodiment of the present invention further includes: a radio frequency interface, wherein the radio frequency interface is disposed on the base station unit and/or the wireless bridge unit.

The radio frequency interface of the communication device provided in this embodiment is further described below with reference to the drawings. Fig. 4A is a schematic top view of the communication device shown in fig. 2A, and as shown in fig. 4A, two radio frequency interfaces 12 are disposed on the base station unit 1. Two radio frequency interfaces 21 are arranged on the wireless bridging unit 2, and the wireless bridging unit 2 completes an air interface transceiving service through the radio frequency interfaces 21. Optionally, the radio frequency interface 21 is an interface of 1 transmitting path and 2 receiving paths 1T2R or 2 transmitting paths and 2 receiving paths 2T2R, and the antenna is on a single side.

Optionally, another arrangement of the radio frequency interfaces is as shown in fig. 4B, fig. 4B is another schematic top view of the communication device shown in fig. 2, and as shown in fig. 4B, two radio frequency interfaces 12 are provided on the base station unit 1. The wireless bridge unit 2 is provided with 1 radio frequency interface 21, and the battery module 3 is provided with 1 radio frequency interface 32. The wireless bridge unit 2 completes the air interface transceiving service through the radio interface 21 and the radio interface 32.

This arrangement also enables the air interface transceiving service to be completed when the wireless bridge unit 2 is used independently. Optionally, the radio frequency interface 21 is an interface of 1 transmission path and 1 reception path 1T 1R.

Optionally, another setting manner of the radio frequency interfaces is as shown in fig. 4C, and fig. 4C is another schematic plan view of the communication device shown in fig. 2A, as shown in fig. 4C, two radio frequency interfaces 12 and two radio frequency interfaces 16 are provided on the base station unit 1, and meanwhile, both the base station unit 1 and the wireless bridge unit 2 are provided with connectable radio frequency interfaces, and the wireless bridge unit 2 completes an air interface transceiving service through the radio frequency interfaces 16. Optionally, the radio frequency interfaces of the base station unit 1 and the wireless bridge unit 2, which can be connected to the base station unit 1, may be QN connectors, and at this time, when the wireless bridge unit is used independently, the wireless bridge unit may be connected to an antenna for use.

Optionally, the communication device provided in the embodiment of the present invention further includes a Positioning port 14, which may be, for example, a Global Positioning System (GPS) port or a BeiDou Navigation Satellite System (BDS) port.

Optionally, the communication device provided in the embodiment of the present invention further includes an ethernet interface 13.

In a possible design, on the basis of the foregoing embodiment, further, the communication device provided in this embodiment further includes: one or more combiners.

The input of the combiner is respectively connected with the radio frequency interfaces of the base station unit 1 and the wireless bridging unit 2, and the output end of the combiner is connected with the antenna.

In the embodiment, the combiner is used, the input signals of multiple frequency bands can be combined and then output, and the combined signals are connected with one antenna, so that the antenna is saved, and the equipment cost is reduced.

In a possible design, on the basis of the foregoing embodiment, further, the communication device provided in this embodiment further includes: and a heat sink.

The base station unit 1, the wireless bridging unit 2 and the battery module 3 are respectively provided with a radiating fin, and high-power-consumption devices or modules in the base station unit 1, the wireless bridging unit 2 and the battery module 3 are pressed with the shell through the radiating fins, so that the natural radiating effect can be achieved.

Optionally, as shown in fig. 4A, the heat sink 22 of the wireless bridging unit 2 and the heat sink 31 of the battery module 3 are vertically distributed with the heat sinks 15 on the front and rear sides of the base station unit 1 shown in fig. 2A, so that the volume of the whole machine is effectively reduced, the heat dissipation area is increased, and the heat dissipation effect of the whole machine is facilitated.

In the embodiment, the arrangement of the radiating fins improves the radiating effect of the whole machine and ensures the normal work of the equipment.

An embodiment of the present invention further provides a communication system, including the communication device according to any of the above embodiments.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

In addition, in the present application, unless otherwise expressly specified or limited, the terms "connected," "secured," "mounted," and the like are to be construed broadly, such as to encompass both mechanical and electrical connections; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating between two elements or for interacting between two elements, unless otherwise specifically defined, and the specific meaning of the terms in the present application may be understood by those skilled in the art according to specific situations.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.