阅读说明：本技术 一种nr天线和车载天线系统 (A kind of NR antenna and vehicle-mounted antenna system ) 是由 陈伟东 王冠君 李德强 殷年吉 吉青 于 2019-08-22 设计创作，主要内容包括：本发明公开了一种NR天线和车载天线系统,其中,NR天线安装在车辆的顶端,车辆的顶端作为NR天线的接地板,NR天线包括第一天线振子、第二天线振子和馈电点,第一天线振子主要用于收发低频频段的信号,第二天线振子主要用于收发高频频段的信号,第一天线振子为镂空结构,第二天线振子嵌套在第一天线振子的镂空处且与第一天线振子连接,第一天线振子和第二天线振子组成的嵌套结构用于提供2G/3G/4G/Sub-6GHz频段的无线信号,第一天线振子与馈电点联通且第二天线振子与馈电点联通,馈电点通过同轴电缆为车辆馈入无线信号。该技术方案用以提供实现车辆行驶过程中5G网络的接入。(The invention discloses a kind of NR antenna and vehicle-mounted antenna systems, wherein, NR antenna is mounted on the top of vehicle, earth plate of the top of vehicle as NR antenna, NR antenna includes first antenna oscillator, second antenna oscillator and feeding point, first antenna oscillator is mainly used for receiving and dispatching the signal of low frequency band, second antenna oscillator is mainly used for receiving and dispatching the signal of high-frequency band, first antenna oscillator is engraved structure, second antenna oscillator is nested in the hollow part of first antenna oscillator and connect with first antenna oscillator, the nested structure of first antenna oscillator and the second antenna oscillator composition is for providing the wireless signal of 2G/3G/4G/Sub-6GHz frequency range, first antenna oscillator and feeding point connection and the second antenna oscillator and feeding point connection, feeding point is vehicle feed-in wireless signal by coaxial cable.The technical solution realizes the access of 5G network in vehicle travel process to provide.)

1. a kind of NR antenna of newly eating dishes without rice or wine, which is characterized in that including first antenna oscillator, the second antenna oscillator and feeding point；

The first antenna oscillator is engraved structure, for receiving and dispatching the signal of low frequency band；

Second antenna oscillator is nested in the hollow part of the first antenna oscillator and is connected with the first antenna oscillator； Second antenna oscillator is used to receive and dispatch the signal of high-frequency band；

The first antenna oscillator and the feeding point connection and second antenna oscillator and the feeding point connection.

2. NR antenna as described in claim 1, which is characterized in that second antenna oscillator narrow trapezoidal knot of wide class under being Structure.

3. NR antenna as claimed in claim 2, which is characterized in that the NR antenna is bilateral symmetry；

Second antenna oscillator includes symmetrical first part and second part；The first part and second part Narrow wide class trapezium structure under being.

4. NR antenna as claimed in claim 3, which is characterized in that the NR antenna is integrated；

The first antenna oscillator corresponds to the integral structure and carries out the fringe region after hollow out operation；

Second antenna oscillator corresponds to the integral structure and carries out the central area after hollow out operation；

The first antenna oscillator is connected at the feeding point with second antenna oscillator.

5. NR antenna as claimed in claim 4, which is characterized in that the first antenna oscillator is class heart-shaped structure, the feedback Electricity point is located at the tip of the class heart-shaped structure.

6. such as NR antenna described in any one of claim 1 to 5, which is characterized in that the engraved structure includes multiple sections；It is described Multiple sections symmetrical.

7. NR antenna as claimed in claim 6, which is characterized in that include one long section and multiple short sections in the multiple section；

The long section is far from the feeding point；The short section is close to the feeding point.

8. such as NR antenna described in any one of claim 1 to 5, which is characterized in that the NR antenna is along symmetrical symmetrical Axis is foldable.

9. a kind of vehicle-mounted antenna system, which is characterized in that including NR antenna as claimed in any one of claims 1 to 8；

The NR antenna be it is multiple, the multiple NR antenna is arranged in a manner of MIMO array.

10. vehicle-mounted antenna system as claimed in claim 9, which is characterized in that at least further include following one or combination:

WIFI antenna, bluetooth BLE antenna, Global Satellite Navigation System GNSS antenna, V2X antenna and amplitude modulationfrequency modulation AMFM antenna；

Wherein, the WIFI antenna and/or the BLE antenna and/or the GNSS antenna are located inside the MIMO array.

Technical field

The present embodiments relate to mobile communication field more particularly to a kind of NR antennas and vehicle-mounted antenna system.

Background technique

As social development strides forward the 5G epoch, the network application of 5G high speed can also make safe automatic Pilot, long-range doctor Service and virtual reality etc. is treated to be possibly realized.Further, 5G network can also provide the Internet services anywhere or anytime, in complexity In scene, such as building, industry and manufacturing environment, crowd scene, long-range control (land and ocean), aeroamphibious run at high speed In environment, high-speed communication anywhere or anytime can be carried out.Message transmission rate and communication bandwidth all will under new communication pattern It greatly improves.Car antenna as car networking, inter-vehicle network, in-vehicle network fusion core devices, the 5G communication technology landing and it is general And aspect carries extremely important effect.

A kind of car antenna for covering 5G network is needed, currently for realizing the access of 5G network in vehicle travel process.

Summary of the invention

The embodiment of the present invention provides a kind of NR antenna and vehicle-mounted antenna system, realizes 5G in vehicle travel process to provide The access of network.

A kind of NR antenna, including first antenna oscillator, the second antenna oscillator and feeding point of newly eating dishes without rice or wine；

The first antenna oscillator is engraved structure, for receiving and dispatching the signal of low frequency band；

Second antenna oscillator be nested in the hollow part of the first antenna oscillator and with the first antenna oscillator phase Connection；Second antenna oscillator is used to receive and dispatch the signal of high-frequency band；

The first antenna oscillator and the feeding point connection and second antenna oscillator and the feeding point connection.

Optionally, second antenna oscillator narrow wide class trapezium structure under being.

Optionally, the NR antenna is bilateral symmetry；

Second antenna oscillator includes symmetrical first part and second part；The first part and second Narrow wide class trapezium structure under being partially.

Optionally, the NR antenna is integrated；

The first antenna oscillator corresponds to the integral structure and carries out the fringe region after hollow out operation；

Second antenna oscillator corresponds to the integral structure and carries out the central area after hollow out operation；

The first antenna oscillator is connected at the feeding point with second antenna oscillator.

Optionally, the first antenna oscillator is class heart-shaped structure, and the feeding point is located at the point of the class heart-shaped structure End.

Optionally, the engraved structure includes multiple sections；The multiple section symmetrical.

It optionally, include one long section and multiple short sections in the multiple section；

The long section is far from the feeding point；The short section is close to the feeding point.

Optionally, the NR antenna is foldable along symmetrical symmetry axis.

In above-mentioned technical proposal, NR antenna includes first antenna oscillator, the second antenna oscillator, and first antenna oscillator is mainly used In providing the signal of low frequency band, the second antenna oscillator is mainly used for providing the signal of high-frequency band, the signal packet of high-frequency band Contain but be not limited to Sub-6GHz signal, to realize that the NR antenna can provide the wireless communication of 2G/3G/4G/Sub-6GHz frequency range Number, and it is able to maintain in entire frequency band the omnidirectional radiation field pattern of good class monopole, vehicle in the process of moving can be with The access of 5G network is realized by NR antenna.Further, the second antenna oscillator of setting is nested in the hollow out of first antenna oscillator Place, may be implemented the compact design of NR antenna structure, occupies less space；The symmetrical structure of NR antenna, and can be from It is folded inward at symmetry axis, for being adapted to the shape of protective cover.

Correspondingly, the embodiment of the invention also provides a kind of vehicle-mounted antenna system, including above-mentioned NR antenna；

The NR antenna be it is multiple, the multiple NR antenna is with MIMO (Multiple-Input Multiple-Out- Put, multiple-input and multiple-output) mode of array arranges.

Optionally, at least further include following one or combination:

WIFI (WIreless-FIdelity) antenna, BLE (Bluetooth Low Energy, Bluetooth Low Energy) antenna, GNSS (Global Navigation Satellite System, Global Satellite Navigation System) antenna, V2X (Vehicle to X) antenna and AMFM (Amplitude Modulation, Frequency Modulation, amplitude modulationfrequency modulation) antenna；

Wherein, the WIFI antenna and/or the BLE antenna and/or the GNSS antenna are located in the MIMO array Portion.

In above-mentioned technical proposal, by multiple NR antennas, WIFI antenna, BLE antenna, GNSS antenna, V2X antenna and AMFM days Line is integrated in protective cover, compact-sized and vehicle may be implemented in the process of moving to the various demands of network.

Detailed description of the invention

To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment Attached drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this For the those of ordinary skill in field, without creative efforts, it can also be obtained according to these attached drawings other Attached drawing.

Fig. 1 is a kind of structural schematic diagram of NR antenna provided in an embodiment of the present invention；

Fig. 2 is a kind of standing wave curve graph of NR antenna provided in an embodiment of the present invention；

Fig. 3 is a kind of radiation diagram of NR antenna provided in an embodiment of the present invention；

Fig. 4 is the schematic diagram that a kind of NR antenna provided in an embodiment of the present invention is bilateral symmetry；

Fig. 5 is that a kind of NR antenna provided in an embodiment of the present invention is mounted on the structural schematic diagram in protective cover；

Fig. 6 is a kind of structural schematic diagram of vehicle-mounted antenna system provided in an embodiment of the present invention.

Specific embodiment

To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into It is described in detail to one step, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole implementation Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts All other embodiment, shall fall within the protection scope of the present invention.

The embodiment of the present invention provides a kind of NR (New Radio, newly eat dishes without rice or wine) antenna, which is mounted on the top of vehicle End, using the top of vehicle as the earth plate of NR antenna, i.e., using automotive metal surface as the earth plate of NR antenna.

As shown in Figure 1, NR antenna 100 is mounted at the top 200 of vehicle, NR antenna 100 includes first antenna oscillator 110, the second antenna oscillator 120 and feeding point 130, wherein first antenna oscillator 110 is mainly used for receiving and dispatching the letter of low frequency band Number, the second antenna oscillator 120 is mainly used for receiving and dispatching the signal of high-frequency band, and the signal of high-frequency band is including but not limited to Sub- 6GHz signal, specifically, first antenna oscillator 110 can provide the low-frequency wireless signals of 2G/3G/4G/Sub-6GHz frequency range, the Two antenna oscillators 120 can provide the high-frequency wireless signals of 2G/3G/4G/Sub-6GHz frequency range.First antenna oscillator 110 is to engrave Hollow structure, the second antenna oscillator 120 are nested in the hollow part of first antenna oscillator 110, and the second antenna oscillator 120 and first day Linear oscillator 110 is connected, and the nested structure of first antenna oscillator 110 and the second antenna oscillator 120 is for providing 2G/3G/4G/ The wireless signal of Sub-6GHz frequency range.Feeding point 130 is vehicle feed-in wireless signal by coaxial cable.

NR antenna 100 has terrestrial beam all standing, the horizontal isotropic directivity covering including all azimuth planes, and radiation is vertical Polarized wave, as shown in Fig. 2, being the standing wave curve of NR antenna 100 provided in an embodiment of the present invention.As shown in figure 3, real for the present invention Apply example offer NR antenna 100 radiation diagram, specifically, respective frequencies be 0.92GHz, 1.71GHz, 2.7GHz, 6GHz, NR days Line 100 has the radiation diagram of class monopole in entire frequency range, avoids the occurrence of frequency band wide the problem of causing pattern distortion.

In a kind of implementation, can with as shown in figure 4, the second antenna oscillator be under narrow wide class trapezium structure, the shape The antenna oscillator of shape is mainly useful the signal of transmitting-receiving high-frequency band, specifically, 2G/3G/4G/Sub-6GHz frequency can be provided The high-frequency wireless signals of section.

NR antenna 100 is bilateral symmetry, the symmetry axis of NR antenna 100 including vertical direction, and NR antenna 100 can be from It is folded inward at the symmetry axis, the second antenna oscillator 120 includes symmetrical first part and second part, first part Narrow wide class trapezium structure under being with second part.

Optionally, NR antenna is integrated；After first antenna oscillator corresponds to integral structure progress hollow out operation Fringe region；Second antenna oscillator corresponds to integral structure and carries out the central area after hollow out operation；First antenna oscillator and Two antenna oscillators are connected at feeding point.First antenna oscillator can be class heart-shaped structure, and feeding point is located at class heart-shaped structure Tip.

As shown in figure 4, first antenna oscillator 110 includes symmetrical Part III and Part IV, Part III For left Half-edge Structure, Part IV is right Half-edge Structure, and Part III and Part IV are bilateral symmetry, and Part III and the Four parts are class trapezium structure.The Part III of first antenna oscillator 110 and the outer edge of any of Part IV can To include 4 sections, it is followed successively by first segment a, second segment b, third section c, the 4th section of d, wherein third section c, the 4th section of d are second The top of section b, first segment a is in the lower section of second segment b, and second segment b levels off to vertical direction.

The inward flange of the engraved structure of first antenna oscillator 110 may include multiple sections, and multiple sections symmetrical.Left half Side or it is half of multiple sections right in may include one long section and multiple short sections, one of short section can be such as Fig. 4 middle conductor F, this one long section separate feeding point, multiple short section is close to feeding point.

In specific design, the total length of NR antenna 100 can be 80mm to 85mm, and the height of NR antenna 100 is 60mm To 65mm.Preferably, the total length of NR antenna 100 can be 82.5mm, and the total height of NR antenna 100 can be 63.6mm.Its Its portion size can be as shown in table 1:

Table 1

NR antenna 100 may be mounted in protective cover, wherein protective cover can be insulating protective cover, the shape of protective cover It can be cylinder, NR antenna 100 can be folded inward from symmetry axis, for being adapted to protective cover, NR days in the technical solution The compact-sized shape that insulating protective cover can be adapted to folding angles of line 100.It include NR in the protective cover 300 in Fig. 5 Antenna 100, high accuracy positioning antenna 400 and coaxial cable 500, wherein NR antenna 100, can in order to be adapted to protective cover 300 To be folded inward from symmetry axis.In actual use, NR antenna 100 can be integrated into vehicle-mounted antenna system, and can be from centre To be adapted to the shape of insulating protective cover 300, NR antenna 100 is located at around high accuracy positioning antenna 400 to be uniformly arranged folding angles, MIMO array is formed, is placed on vehicle roof metal surface, signal is introduced to vehicle interior, insulating protective cover by vehicle cable 300 main consideration waterproof antiultraviolets.

Optionally, NR antenna 100 can be all-metal and make, and thermal losses only occurs, and realize high efficiency radiation.

In the embodiment of the present invention, NR antenna includes first antenna oscillator, the second antenna oscillator, and first antenna oscillator is mainly used In providing the signal of low frequency band, the second antenna oscillator is mainly used for providing the signal of high-frequency band, the signal packet of high-frequency band Contain but be not limited to Sub-6GHz signal, specifically, first antenna oscillator 110 can provide 2G/3G/4G/Sub-6GHz frequency range Low-frequency wireless signals, the second antenna oscillator 120 can provide the high-frequency wireless signals of 2G/3G/4G/Sub-6GHz frequency range, thus It realizes that the NR antenna can provide the wireless signal of 2G/3G/4G/Sub-6GHz frequency range, and is able to maintain in entire frequency band The omnidirectional radiation field pattern of good class monopole, vehicle can realize the access of 5G network by NR antenna in the process of moving. Further, the second antenna oscillator of setting is nested in the hollow part of first antenna oscillator, and the compact of NR antenna structure may be implemented Design, occupies less space；The symmetrical structure of NR antenna, and can be folded inward from symmetry axis, it is protected for being adapted to The shape of shield.

Based on same inventive concept, a kind of vehicle-mounted antenna system provided in an embodiment of the present invention, the vehicle-mounted antenna system It is mounted on the top of vehicle, earth plate of the top of vehicle as vehicle-mounted antenna system.

As shown in fig. 6, the vehicle-mounted antenna system includes above-mentioned NR antenna, wherein the NR antenna can have it is multiple, it is multiple NR antenna is arranged in a manner of MIMO array.It is vehicle feed-in wireless signal that multiple NR antenna, which can be through coaxial cable,. Preferably, multiple NR antenna is 4 NR antennas.

In addition, the vehicle-mounted antenna system can also include at least following one or combination:

WiFi antenna, BLE antenna, GNSS antenna, V2X antenna and AMFM antenna.Wherein, WIFI antenna and/or BLE antenna And/or GNSS antenna is located inside MIMO array.

Protective cover is provided on vehicle-mounted antenna system, the protective cover be used for waterproof antiultraviolet, can by multiple NR antennas, WIFI antenna, BLE antenna, GNSS antenna, V2X antenna and AMFM antenna are set in protective cover.

In above-mentioned technical proposal, by multiple NR antennas, WIFI antenna, BLE antenna, GNSS antenna, V2X antenna and AMFM days Line is integrated in protective cover, compact-sized and vehicle may be implemented in the process of moving to the various demands of network.

Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as It selects embodiment and falls into all change and modification of the scope of the invention.

Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to include these modifications and variations.