MIPI signal transmission equipment, system and electronic equipment
阅读说明:本技术 Mipi信号传输设备、系统及电子设备 (MIPI signal transmission equipment, system and electronic equipment ) 是由 曹亚亮 张明华 窦江龙 于 2019-10-10 设计创作,主要内容包括:本公开涉及一种MIPI信号传输设备、系统及电子设备,该MIPI信号传输设备包括:移动产业处理器接口MIPI芯片,和与所述MIPI芯片连接的第一USB接口;所述MIPI芯片,用于生成MIPI信号,并通过所述第一USB接口传输所述MIPI信号。这样,通过USB接口传输MIPI信号,可以实现MIPI信号的长距离传输。(The disclosure relates to MIPI signal transmission equipment, a system and electronic equipment, wherein the MIPI signal transmission equipment comprises a MIPI chip of a mobile industry processor interface and a USB interface connected with the MIPI chip, the MIPI chip is used for generating MIPI signals and transmitting the MIPI signals through a USB interface, and therefore, the MIPI signals are transmitted through the USB interface, and long-distance transmission of the MIPI signals can be achieved.)
MIPI signal transmission devices, which are characterized by comprising a mobile industry processor interface MIPI chip and a USB interface connected with the MIPI chip;
the MIPI chip is used for generating MIPI signals and transmitting the MIPI signals through the th USB interface.
2. The device of claim 1, wherein the MIPI chip includes a MIPI interface, and wherein the MIPI chip is connected to the th USB interface through the MIPI interface.
3. The apparatus of claim 1 or 2, wherein the MIPI chip includes a clock path and a data path, and the USB interface includes a high speed signal path and a super speed data path;
a clock channel of the MIPI chip is connected with a high-speed signal channel of the USB interface;
and the data channel of the MIPI chip is connected with the ultra-high speed data channel of the USB interface.
4. The device as claimed in claim 1, wherein in case of connection of the two auxiliary channels of the th USB interface, the polarities of the preset levels of the two auxiliary channels of the th USB interface are opposite.
5, MIPI signal transmission system, which is characterized in that it includes MIPI signal transmission device and MIPI signal receiving device connected with the MIPI signal transmission device;
the MIPI signal transmission apparatus comprises the MIPI signal transmission apparatus of any of claims 1 to 4 above;
the MIPI signal receiving equipment comprises a second USB interface;
the MIPI signal transmitting device is connected with the second USB interface of the MIPI signal receiving device through the th USB interface, and transmits MIPI signals to the MIPI signal receiving device through the th USB interface and the second USB interface.
6. The system according to claim 5, wherein the th USB interface and the second USB interface are any of a USB male interface and a USB female interface.
7. The system of claim 5, wherein the MIPI signal receiving apparatus further comprises a receiving chip, the receiving chip being connected with the second USB interface;
the receiving chip is configured to determine a connection mode of the th USB interface and the second USB interface, and receive, through the second USB interface, the MIPI signal transmitted by the MIPI signal transmission device through the th USB interface if the connection mode is forward connection.
8. The system of claim 7, wherein the MIPI signal receiving apparatus further comprises: the relay chip is connected with the second USB interface and the receiving chip;
the receiving chip is further configured to send a conversion instruction to the relay chip if the connection mode is reverse connection;
the relay chip is used for receiving the conversion instruction sent by the receiving chip and converting the MIPI signal received by the receiving chip according to the conversion instruction.
9. The system as claimed in claim 5, wherein in case of connection of the two auxiliary channels of the USB interface, the preset levels of the two auxiliary channels of the USB interface are opposite in polarity.
10, electronic equipment, comprising the MIPI signal transmission system of any of claims 5 to 9, wherein the MIPI signal transmission system is claimed in any of claims .
Technical Field
The present disclosure relates to the field of signal transmission technologies, and in particular, to MIPI signal transmission devices, systems, and electronic devices.
Background
The MIPI (Mobile Industry Processor Interface) is open standards and specifications established for Mobile application processors initiated by the MIPI alliance, which defines a socket standard and standardizes interfaces inside Mobile devices, such as cameras, display screens, base bands, radio frequency interfaces and the like, thereby increasing design flexibility and simultaneously reducing equipment cost, design complexity, power consumption, EMI (electromagnetic interference) and the like.
With the extensive application of the MIPI interface, a connector for transmitting MIPI signals also comes, but the existing connector has the defects of weak structural strength, easy damage in the using process and difficulty in meeting the requirement of transmitting the MIPI signals for a long distance.
Disclosure of Invention
In order to solve the above problems, the present disclosure provides kinds of MIPI signal transmission apparatuses, systems, and electronic apparatuses.
, the present disclosure provides kinds of MIPI signal transmission devices, including a MIPI chip and a th USB interface connected with the MIPI chip, wherein the MIPI chip is used for generating MIPI signals and transmitting the MIPI signals through the th USB interface.
Optionally, the MIPI chip includes a MIPI interface, and the MIPI chip is connected to the th USB interface through the MIPI interface.
Optionally, the MIPI chip includes a clock channel and a data channel, the th USB interface includes a high-speed signal channel and an ultra-high-speed data channel, the clock channel of the MIPI chip is connected with the high-speed signal channel of the th USB interface, and the data channel of the MIPI chip is connected with the ultra-high-speed data channel of the th USB interface.
Optionally, in a case where the two auxiliary channels of the th USB interface are connected, the polarities of the preset levels of the two auxiliary channels of the th USB interface are opposite.
In a second aspect, the disclosure provides MIPI signal transmission systems, which comprise MIPI signal transmission equipment and MIPI signal receiving equipment in communication connection with the MIPI signal transmission equipment, wherein the MIPI signal transmission equipment comprises the MIPI signal transmission equipment in the aspect, the MIPI signal receiving equipment comprises a second USB interface, and the MIPI signal transmission equipment is connected with the second USB interface of the MIPI signal receiving equipment through the USB interface and transmits MIPI signals to the MIPI signal receiving equipment through the USB interface and the second USB interface.
Optionally, the th USB interface and the second USB interface are arbitrary USB male interfaces and USB female interfaces.
Optionally, the MIPI signal receiving device further includes a receiving chip, the receiving chip is connected to the second USB interface, and the receiving chip is configured to determine a connection mode between the th USB interface and the second USB interface, and receive, through the second USB interface, the MIPI signal transmitted by the MIPI signal transmitting device through the th USB interface if the connection mode is a forward connection.
Optionally, the MIPI signal receiving apparatus further includes: the relay chip is connected with the second USB interface and the receiving chip; the receiving chip is further configured to send a conversion instruction to the relay chip if the connection mode is reverse connection; the relay chip is used for receiving the conversion instruction sent by the receiving chip and converting the MIPI signal received by the receiving chip according to the conversion instruction.
Optionally, in a case where the two auxiliary channels of the th USB interface are connected, the polarities of the preset levels of the two auxiliary channels of the th USB interface are opposite.
In a third aspect, the present disclosure provides electronic devices including the MIPI signal transmission system of the second aspect described above.
Through the technical scheme, the MIPI signal transmission equipment comprises the MIPI chip and the th USB interface connected with the MIPI chip, wherein the MIPI chip is used for generating MIPI signals and transmitting the MIPI signals through the th USB interface.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification , which together with the following detailed description serve to explain, but are not to be construed as limiting, the disclosure.
Fig. 1 is a schematic structural diagram of kinds of MIPI signal transmission devices provided in an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of MIPI signal transmission systems provided in an embodiment of the present disclosure;
FIG. 3 is a pin diagram of a male USB interface according to an embodiment of the present disclosure;
fig. 4 is a pin diagram of a USB female connector according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of another MIPI signal transmission systems provided in the embodiment of the present disclosure;
fig. 6 is a pin diagram of kinds of MIPI interfaces provided by the embodiment of the present disclosure;
fig. 7 is a schematic structural diagram of a third MIPI signal transmission system according to an embodiment of the present disclosure.
Description of the reference numerals
100 MIPI
102 th
201 MIPI
2011 MIPI
2021
2023 Relay chip
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
First, explain this disclosed application scene, this disclosure can be applied to MIPI signal long distance transmission's scene, for example unmanned aerial vehicle, in order to satisfy different shooting demands, need install external camera for unmanned aerial vehicle to make things convenient for the user to change the camera of different grade type according to different shooting demands, and in order to guarantee equipment to image data's processing speed, need transmit the MIPI image data that the camera was shot to unmanned aerial vehicle. At present, a chip provided with an MIPI interface can be connected with a motherboard and other devices in a Flexible Printed Circuit (FPC), a Flexible Flat Cable (FFC), a Coax (Coax) or the like manner, but the FPC, the FFC and the Coax have weak structural strength and are easily damaged in a use process; in addition, the FPC and the FFC support only short-distance transmission and can only be used for connection in equipment, and although the Coax can support long-distance transmission, the processing difficulty is high, and the price of the connector and the wire is also high.
In order to solve the above problems, the present disclosure provides MIPI signal transmission devices, systems and electronic devices, wherein each MIPI signal transmission device includes a MIPI chip and a th USB interface connected to the MIPI chip, and after the MIPI chip generates a MIPI signal, the MIPI signal is transmitted through the th USB interface, so that long-distance transmission of the MIPI signal can be achieved.
The present disclosure is illustrated below with reference to specific examples.
Fig. 1 is a schematic structural diagram of MIPI signal transmission devices provided in an embodiment of the present disclosure, and as shown in fig. 1, the MIPI
the
The MIPI
The MIPI
The MIPI
It should be noted that, besides the clock channel and the data channel of the
Here, SBU2 of
Illustratively, when the MIPI
By adopting the equipment, after the MIPI chip generates the MIPI signal, the th USB interface transmits the MIPI signal, so that the long-distance transmission of the MIPI signal can be realized, the structural strength of the USB interface is good, and the MIPI signal is not easy to damage in the using process.
Fig. 2 is a schematic structural diagram of MIPI signal transmission systems provided by an embodiment of the present disclosure, and as shown in fig. 2, the MIPI
the MIPI
the MIPI
the MIPI
When the MIPI
The
Fig. 3 is a schematic pin diagram of a USB male header interface provided by the embodiment of the present disclosure, fig. 4 is a schematic pin diagram of a USB female header interface provided by the embodiment of the present disclosure, when a
Adopt above-mentioned system, MIPI signal transmission equipment passes through USB interface and MIPI signal reception equipment's second USB interface connection to through USB interface and second USB interface, with MIPI signal transmission to MIPI signal reception equipment, here, transmit the MIPI signal through the USB interface, can realize the long distance transmission of MIPI signal, and the structural strength of USB interface is better, and is not fragile in the use.
Fig. 5 is a schematic structural diagram of another types of MIPI signal transmission systems provided in the embodiment of the present disclosure, as shown in fig. 5, the MIPI
the receiving
The receiving
Fig. 6 is a pin diagram of MIPI interfaces provided in the embodiment of the present disclosure, when the th
After the MIPI
It should be noted that, when the I2C of the
If the
Adopt above-mentioned system, MIPI signal transmission equipment passes through USB interface and MIPI signal reception equipment's second USB interface connection to through USB interface and second USB interface, with MIPI signal transmission to MIPI signal reception equipment, here, transmit the MIPI signal through the USB interface, can realize the long distance transmission of MIPI signal, and the structural strength of USB interface is better, and is not fragile in the use.
Fig. 7 is a schematic structural diagram of a third MIPI signal transmission system provided in the embodiment of the present disclosure, as shown in fig. 7, the MIPI
the
the
Here, after the
It should be noted that, if the
Considering that different MIPI
Here, SBU2 of
The current level of the SBU1 of the USB interface 2012 is equal to the level of the SBU2 when the MIPI signal transmitting device 201 is connected to the MIPI signal receiving device 202, i.e. the current level of the SBU1 is opposite to the polarity of the preset level of the SBU1, so that the current level of the SBU1 of the second USB interface 2021 of the MIPI signal receiving device 202 is also opposite to the polarity of the preset level of the SBU1, indicating that the connection state of the MIPI signal transmitting device 201 and the MIPI signal receiving device 202 is connected, when the MIPI signal transmitting device 201 is disconnected from the MIPI signal receiving device 202, the current level of the SBU2 of the USB interface 2012 is equal to the polarity of the preset level of the SBU1, the polarity of the MIPI signal transmitting device 202 is the same as the polarity of the preset level of the MIPI signal transmitting device 1, the MIPI signal receiving device 202 is disconnected from the MIPI signal receiving device 202, and the MIPI signal transmitting device 201 is also equal to the MIPI signal receiving device 202, thus the MIPI signal transmitting device 202 is capable of achieving the same polarity relationship between the MIPI signal transmitting function of the MIPI signal transmitting device 201 and the MIPI signal receiving device 3884, and the MIPI signal receiving device 202.
Adopt above-mentioned system, MIPI signal transmission equipment passes through USB interface and MIPI signal reception equipment's second USB interface connection to through USB interface and second USB interface, with MIPI signal transmission to MIPI signal reception equipment, here, transmit the MIPI signal through the USB interface, can realize the long distance transmission of MIPI signal, and the structural strength of USB interface is better, and is not fragile in the use.
The present disclosure also provides kinds of electronic devices, which include the MIPI signal transmission system provided by the above-mentioned embodiment.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure. It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
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