CN110620920A - Vehicle-mounted camera testing device and vehicle-mounted camera testing system - Google Patents
Vehicle-mounted camera testing device and vehicle-mounted camera testing system Download PDFInfo
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- CN110620920A CN110620920A CN201910840528.2A CN201910840528A CN110620920A CN 110620920 A CN110620920 A CN 110620920A CN 201910840528 A CN201910840528 A CN 201910840528A CN 110620920 A CN110620920 A CN 110620920A
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- 238000012360 testing method Methods 0.000 title claims abstract description 62
- 238000012545 processing Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 9
- 239000013307 optical fiber Substances 0.000 claims description 8
- 230000032683 aging Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 3
- 238000012795 verification Methods 0.000 claims 2
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000004590 computer program Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
Abstract
The embodiment of the invention provides a vehicle-mounted camera testing device which is characterized by comprising the following components: the input interface is used for connecting a camera to be detected and comprises one or more groups of input connectors; a power supply unit; the data decoding unit comprises decoding chips with the same number as the input interface groups, and each decoding chip correspondingly receives the first video information transmitted by one group of input connectors and decodes the video information to form second video information; the image processing unit is used for verifying and analyzing the decoded second video information so as to determine the state of the corresponding camera to be detected; and the output interface comprises one or more groups of output connectors and is used for sending the information processed by the image processing unit to an external terminal. The embodiment of the invention also provides a camera testing system.
Description
Technical Field
The invention belongs to the field of camera testing, and particularly relates to a vehicle-mounted camera testing device and a vehicle-mounted camera testing system.
Background
At present, the automobile auxiliary automatic driving technology is rising, the vehicle-mounted camera needs to be widely applied, and the vehicle-mounted camera needs to transmit the road surface image information in real time and high definition in the automobile automatic driving process, so that data are provided for the auxiliary automatic driving of an automobile central control system, and the vehicle-mounted camera plays an important role. In the production and manufacturing process of the camera module, the types of the data interfaces of the camera are more, the test quantity is very large, different test fixtures need to be prepared, the test quantity in unit time is low, the production process is complex, and the efficiency is low. The output interface form of the vehicle-mounted camera comprises a parallel interface and a serial interface, and the serial video signal interface is a mainstream product in the market due to long transmission distance, stable signals and less PIN number and is more economical. The serial Video signal output is typically AHD (Analog High Definition), CVBS (Composite Video broadcast signal), GMSL (gigabit multimedia serial link), FPD-link (flat panel display link), or the like.
In the prior art, the existing vehicle-mounted camera aging test function is single, the camera is only subjected to image display, the test quantity is small, and the efficiency is low. The non-full-resolution full-frame rate transmission of the image data causes the test data to be incomplete, because the non-full-pixel full-frame rate is to extract the input image data in alternate rows and reduce the image output frame rate, partial data is discarded, and the accuracy of the test is influenced. The compatibility of the camera is single, and the utilization rate of the equipment is not high.
Disclosure of Invention
In view of this, the embodiment of the invention provides a vehicle-mounted camera testing device and a camera testing system.
The embodiment of the invention provides a vehicle-mounted camera testing device, which comprises:
the input interface is used for connecting a camera to be detected and comprises one or more groups of input connectors;
the power supply unit comprises a conversion subunit and an output subunit, wherein the conversion subunit is used for converting an input first voltage into a second voltage of the camera to be detected and outputting the second voltage to the camera to be detected through the output subunit;
the data decoding unit comprises decoding chips with the same number as the input interface groups, and each decoding chip correspondingly receives the first video information transmitted by one group of input connectors and decodes the video information to form second video information;
the image processing unit is used for verifying and analyzing the decoded second video information so as to determine the state of the corresponding camera to be detected;
and the transmission unit is used for transmitting the information processed by the image processing unit to an external terminal.
The embodiment of the invention provides a camera test system, which is characterized by comprising: the vehicle-mounted camera testing device and the external terminal are arranged on the vehicle;
the vehicle-mounted camera testing device is used for detecting a camera to be detected and sending detected information to the external terminal.
The vehicle-mounted camera testing device and the camera testing system provided by the embodiment of the invention improve the accuracy, quality and efficiency of the existing test.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a data processing flow of a camera test system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a camera test system according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a vehicle-mounted camera testing device according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a power supply unit of a vehicle-mounted camera testing device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an exemplary vehicle-mounted camera testing device provided in the embodiment of the present invention;
fig. 6 is a schematic diagram of an exemplary explosion structure of the vehicle-mounted camera testing device according to the embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
In order to explain the technical means of the present invention, the following description will be given by way of specific examples.
Fig. 1 is a schematic flow chart of a data transmission process of a camera detection process according to an embodiment of the present invention. In an exemplary embodiment, the camera according to the embodiment of the present invention includes, but is not limited to, a vehicle-mounted camera, a mobile phone camera, and the like. In another exemplary embodiment, the cameras according to the embodiments of the present invention include, but are not limited to, an AHD signal camera, a CVBS signal camera, an FPD _ LINK signal camera, a GMSL signal camera, and other serial video signal cameras. The camera to be detected shoots a video to form first video information (namely original video data or original video information). And sending the first video information to a data decoding unit for decoding to form the second video information. And the data decoding unit sends the second video information formed after decoding to the image processing unit for analysis processing so as to determine the performance condition of the camera. And the image processing unit sends the processed information to the transmission unit and transmits the processed information to the external terminal through the transmission unit. The external terminal according to the embodiment of the present invention may be a host or a server, and is configured to store or process an analysis result or perform operations such as a double check and an image display.
Specifically, as shown in fig. 2, the vehicle-mounted camera testing device provided by the embodiment of the present invention includes an input interface, where the specific input interface is used to connect to a camera to be detected and transmit first video information shot by the camera to be detected to a data decoding unit. The input Interface described in the embodiment of the present invention includes one or more groups of input connectors, and each group of input connectors may include a plurality of connection interfaces, such as MIPI (Mobile industry processor Interface MIPI for short) signal connection interfaces, and the like.
The vehicle-mounted camera testing device provided by the embodiment of the invention further comprises a power supply unit, and as shown in fig. 4, an exemplary structural schematic diagram of the power supply unit provided by the embodiment of the invention is provided. According to the power supply provided by the embodiment of the invention, one adjustable voltage power supply, such as a 3V-20V adjustable high-voltage power supply, is provided for each external camera to be detected through the current input interface of the DC power adapter plate, so that the power supply requirements of different cameras to be detected are supported, and the compatibility of the cameras is improved.
In a specific embodiment, the power supply unit according to the embodiment of the present invention may provide a VDDIO adjustable voltage of 0.8V to 3.3V through the data decoding adapter board. The data decoding unit comprises a decoding chip, VDDIO is a pin power supply of an IO port of the decoding chip, matching requirements of different vehicle-mounted camera manufacturers on VDDIO are supported, and camera compatibility is improved. The power supply unit comprises a DPS power supply unit, an LDO power supply unit, a current acquisition module and an MCU microprocessor, wherein the MCU microprocessor controls the DPS power supply unit to convert 24V into 3V-20V adjustable high-voltage power supply output, the current acquisition module converts a camera working current signal into a voltage signal and transmits the voltage signal to the MCU microprocessor to detect working current, power consumption and the like in real time, and the MCU microprocessor controls the LDO power supply unit to convert 3.3V into 0.8V-3.3V adjustable power supply output for different data decoding adapter plate modules.
Further, the vehicle-mounted camera testing device according to the embodiment of the present invention may further include a current detection unit, and the current detection unit may be embedded in the power supply unit, as shown in fig. 3. Or the detection device can be arranged at other positions which can detect the current of the camera to be detected. The current detection unit supports real-time detection of working currents of all cameras to be detected, and judges whether the cameras are in a normal range or not in current and power consumption, so that the problems that although an image data frame of an individual camera is not reported in error, components inside the camera have poor quality or poor heat dissipation process and the like are solved.
In a specific embodiment, the current detection unit may determine the power consumption of the camera to be detected according to the detected current and voltage conditions, and determine the stability of the camera to be detected in the aging process according to the power consumption range of the camera to be detected.
In a specific embodiment, the current detection unit may determine, through a range of the detected current, a condition of an internal circuit of the camera to be detected, and determine whether there is an open circuit or a short circuit, so as to determine stability of the camera to be detected in an aging process.
The vehicle-mounted camera testing device provided by the embodiment of the invention further comprises a data decoding unit, specifically, the data decoding unit comprises decoding chips, and the number of the decoding chips is the same as that of the input interface groups. As shown in fig. 3, the cameras 1 to 4 are a group of cameras to be detected, and correspond to a group of input connectors, that is, 4 camera interfaces corresponding to the cameras 1 to 4 in the figure. This set of input connectors corresponds to a decoding chip, i.e., the AHB/CVBS/FPD-LINK/GMSL decoding chip shown in the figure.
Each decoding chip of the data decoding unit correspondingly receives first video information transmitted by a group of input connectors and decodes the video information to form second video information. Specifically, as shown in fig. 3, the vehicle-mounted camera testing device provided in the embodiment of the present invention includes 4 sets of input connectors, where each set of input connector includes 4 connection interfaces (marked in the figure as a camera interface). Correspondingly, the vehicle-mounted camera testing device provided by the embodiment of the invention comprises 4 decoding chips, and each decoding chip corresponds to one group of input connectors. Each decoding chip correspondingly receives first video information transmitted by a group of input connectors and decodes the video information to form second video information.
Further, the data decoding unit is configured to receive first video information transmitted by a camera to be detected, and decode the first video information into second video information of a unified transmission standard. As shown in fig. 3, the data decoding unit decodes the first video information into a standard MIPI signal.
Further, the data decoding unit serially transmits the second video information to the image processing unit (see details below).
As shown in fig. 5 to 6, which are schematic structural diagrams of a vehicle-mounted camera testing device provided in an embodiment of the present invention, the vehicle-mounted camera testing device further includes a data decoding adapter board. In a specific embodiment, the data decoding adapter board is designed in a modular form, including but not limited to an AHD signal decoding module, a CVBS signal decoding module, a GMSL signal decoding module, and an FPD _ LINK signal decoding module. Furthermore, the data decoding adapter plate outputs MIPI signals in a unified mode, different data decoding unit types can be formed by replacing the decoding chip, and image data collection can be carried out on modules of different serial signal types by replacing the decoding interface module.
Each group of input interfaces in the vehicle-mounted camera testing device comprises a corresponding connecting interface of the camera to be detected. And correspondingly matched with decoding chips and MIPI signal output interfaces with corresponding formats. As shown in fig. 3, each group of input interfaces is provided with 4-way camera input interfaces, 1-way decoding chip, and 1-way MIPI signal output interface. Each group of input interfaces can collect signals of 4 cameras of the same data interface type, each decoding chip can decode serial signals output by the 4 camera ends into MIPI signals, and the image data volume of each decoding chip received by each decoding chip is 1920 × 1080 × 30 × 16bit × 4 ═ 3.98 Gbps.
In a specific implementation scheme, the MIPI signal can be a DPHY type low-voltage differential signal, and the generated interference is small and the anti-interference capability is strong. Furthermore, each path of MIPI signal includes 4LANE (channel) data signals, and the bandwidth of each LANE data is 2Gbps, and the bandwidth of each path of MIPI signal is 8 Gbps. The bandwidth capacity of each serial data decoding adapter board can decode 4 camera data volumes.
The decoding signal connecting plate comprises a 1 st MIPI signal input interface, a 2 nd MIPI signal input interface, a 3 rd MIPI signal input interface, a 4 th MIPI signal input interface, a 1 st MIPI signal output interface and a 2 nd MIPI signal output interface, wherein the 1 st MIPI signal input interface, the 2 nd MIPI signal input interface, the 3 rd MIPI signal input interface and the 4 th MIPI signal input interface are respectively connected with the MIPI signal output interfaces of 1 serial data decoding adapter plate, each serial data decoding adapter plate can decode 4 cameras, and the 4 serial data decoding adapter plates can decode 16 cameras. The 1 st MIPI signal output interface is the combination of a 1 st MIPI signal input interface and a 2 nd MIPI signal input interface, the 2 nd MIPI signal output interface is the combination of a 3 rd MIPI signal input interface and a 4 th MIPI signal input interface, and the 1 st MIPI signal output interface and the 2 nd MIPI signal output interface are connected with a mainboard FPGA (Field-Programmable Gate Array, described in detail below) image processing unit.
Each decoding chip receives module image data of 1920 × 1080 × 30 × 16bit × 4 ═ 3.98Gbps, and then the output bandwidth of 4 serial data decoding adapter boards is 15.92 Gbps.
Each path of MIPI signal comprises 4LANE data signals, the bandwidth of each LANE data is 2Gbps, and the bandwidth of each 4 paths of MIPI signals is 32 Gbps. The data bandwidth can be tested for 16-way camera 1080P/30HZ full resolution full framing rate simultaneously.
The vehicle-mounted camera testing device in the embodiment of the present invention further includes an image processing unit, and the image processing unit may be an FPGA (Field-Programmable Gate Array) decoding chip.
In an exemplary embodiment, the FPGA image processing unit according to the embodiment of the present invention includes an FPGA chip. And acquiring the MIPI signal output by the serial data decoding module, checking and analyzing the MIPI signal, and checking an image data error frame. Further, the vehicle-mounted camera testing device according to the embodiment of the present invention further includes a DDR3(Double Data Rate) cache chip, which can perform cache processing on Data of the image processing unit.
Specifically, the FPGA has 4MIPI GPIO (General-purpose input/output) ports connected to 4MIPI video stream signals of the serial data decoding module, and has 4 DDR3 cache chips and 32Gpbs data storage space, and is capable of receiving 1080P/30HZ image data signals of 15.92 Gpbs.
The vehicle-mounted camera testing device further comprises a transmission unit used for sending the information processed by the image processing unit to an external terminal.
Further, the image processing unit according to the embodiment of the present invention may send the analyzed information to the optical fiber transmission unit, and further transmit the analyzed information to the external terminal.
The embodiment of the present invention further provides a camera testing system, including:
any one of the vehicle-mounted camera testing device and the external terminal;
the vehicle-mounted camera testing device is used for detecting a camera to be detected and sending detected information to the external terminal.
Further, the vehicle-mounted camera testing device sends the detected information to the external terminal through an optical fiber transmission unit. The optical fiber transmission has wide frequency band, strong anti-interference capability and high fidelity, can reduce test errors, and has unlimited length. In one exemplary embodiment, the optical fiber transmission unit is a gigabit ethernet fiber having a transmission rate of 20 Gbps. Capable of transmitting 15.92Gpbs of 16 1080P/30HZ full-resolution full-frame-rate image data signals. The first interface of the optical fiber transmission unit is connected with the FPGA, and the second interface of the optical fiber transmission unit is connected with the external terminal.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus/terminal device and method may be implemented in other ways. For example, the above-described embodiments of the apparatus/terminal device are merely illustrative, and for example, the division of the modules or units is a logical division, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated modules/units, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the method embodiments may be implemented. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain other components which may be suitably increased or decreased as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media which may not include electrical carrier signals and telecommunications signals in accordance with legislation and patent practice.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides an on-vehicle camera testing arrangement which characterized in that includes:
the input interface is used for connecting a camera to be detected and comprises one or more groups of input connectors;
the power supply unit comprises a conversion subunit and an output subunit, wherein the conversion subunit is used for converting an input first voltage into a second voltage of the camera to be detected and outputting the second voltage to the camera to be detected through the output subunit;
the data decoding unit comprises decoding chips with the same number as the input interface groups, and each decoding chip correspondingly receives the first video information transmitted by one group of input connectors and decodes the video information to form second video information;
the image processing unit is used for verifying and analyzing the decoded second video information so as to determine the state of the corresponding camera to be detected;
and the transmission unit is used for transmitting the information processed by the image processing unit to an external terminal.
2. The vehicle-mounted camera testing device according to claim 1, wherein the data decoding unit is configured to receive first video information transmitted by a camera to be detected, and decode the first video information into second video information with a unified transmission standard.
3. The on-vehicle camera test device according to claim 1, wherein the data decoding unit serially transmits the second video information to the image processing unit.
4. The vehicle-mounted camera testing device according to claim 2, wherein the image processing unit is configured to perform verification analysis on the decoded video and check an image data error frame.
5. The vehicle-mounted camera testing device according to claim 4, wherein the image processing unit identifies a format of the second video information, and calls a corresponding verification model according to the format to perform image data frame check.
6. The vehicle-mounted camera testing device according to claim 1, further comprising:
and the current detection unit is used for detecting the working current of the camera to be detected in real time and determining the stability of the camera in the aging process according to the working current.
7. The vehicle-mounted camera testing device according to claim 1, wherein the current detection unit is configured to detect an operating current of the camera to be tested in real time, and determine the stability of the camera in the aging process according to a range of the operating current.
8. The vehicle-mounted camera testing device according to claim 1, wherein the input interface is used for connecting a camera to be tested, the input interface comprises 4 sets of input connectors, and each set of input connectors comprises 4 connecting interfaces.
9. A camera testing system, comprising:
the vehicle-mounted camera testing device and the external terminal according to any one of claims 1 to 9;
the vehicle-mounted camera testing device is used for detecting a camera to be detected and sending detected information to the external terminal.
10. The camera test system according to claim 9, wherein the camera test system includes an optical fiber transmission unit, and information of the in-vehicle camera test device is transmitted to the external terminal through the optical fiber transmission unit.
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| CN201910840528.2A CN110620920A (en) | 2019-09-06 | 2019-09-06 | Vehicle-mounted camera testing device and vehicle-mounted camera testing system |
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| CN201910840528.2A CN110620920A (en) | 2019-09-06 | 2019-09-06 | Vehicle-mounted camera testing device and vehicle-mounted camera testing system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111901587A (en) * | 2020-08-05 | 2020-11-06 | 昆山软龙格自动化技术有限公司 | Vehicle-mounted aging test system based on PCIE |
| CN113473109A (en) * | 2020-03-31 | 2021-10-01 | 比亚迪半导体股份有限公司 | High-definition camera aging test method and system |
| CN113542686A (en) * | 2021-07-14 | 2021-10-22 | 一汽奔腾轿车有限公司 | Automobile image system, control method and vehicle |
| CN114460862A (en) * | 2021-12-31 | 2022-05-10 | 北京瞰瞰智能科技有限公司 | Camera equipment ring test simulation method applied to ADAS |
| CN114584728A (en) * | 2020-12-02 | 2022-06-03 | 苏州速显微电子科技有限公司 | Vehicle-mounted camera simulation system of high-speed serial interface |
| CN115529453A (en) * | 2022-08-10 | 2022-12-27 | 北京罗克维尔斯科技有限公司 | Vehicle-mounted camera testing method and device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207218845U (en) * | 2017-04-21 | 2018-04-10 | 深圳市保千里电子有限公司 | Look around camera device |
| CN108521548A (en) * | 2018-04-16 | 2018-09-11 | 昆山软龙格自动化技术有限公司 | Multi-cam based on PCIE and camera coaxial transmission technology is same to survey device |
| CN208874677U (en) * | 2018-11-20 | 2019-05-17 | 深圳市度信科技有限公司 | A kind of multi-cam mould group test equipment |
| CN208971624U (en) * | 2018-10-31 | 2019-06-11 | 深圳市易成自动驾驶技术有限公司 | Automotive camera system |
-
2019
- 2019-09-06 CN CN201910840528.2A patent/CN110620920A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207218845U (en) * | 2017-04-21 | 2018-04-10 | 深圳市保千里电子有限公司 | Look around camera device |
| CN108521548A (en) * | 2018-04-16 | 2018-09-11 | 昆山软龙格自动化技术有限公司 | Multi-cam based on PCIE and camera coaxial transmission technology is same to survey device |
| CN208971624U (en) * | 2018-10-31 | 2019-06-11 | 深圳市易成自动驾驶技术有限公司 | Automotive camera system |
| CN208874677U (en) * | 2018-11-20 | 2019-05-17 | 深圳市度信科技有限公司 | A kind of multi-cam mould group test equipment |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113473109A (en) * | 2020-03-31 | 2021-10-01 | 比亚迪半导体股份有限公司 | High-definition camera aging test method and system |
| CN111901587A (en) * | 2020-08-05 | 2020-11-06 | 昆山软龙格自动化技术有限公司 | Vehicle-mounted aging test system based on PCIE |
| CN114584728A (en) * | 2020-12-02 | 2022-06-03 | 苏州速显微电子科技有限公司 | Vehicle-mounted camera simulation system of high-speed serial interface |
| CN113542686A (en) * | 2021-07-14 | 2021-10-22 | 一汽奔腾轿车有限公司 | Automobile image system, control method and vehicle |
| CN114460862A (en) * | 2021-12-31 | 2022-05-10 | 北京瞰瞰智能科技有限公司 | Camera equipment ring test simulation method applied to ADAS |
| CN115529453A (en) * | 2022-08-10 | 2022-12-27 | 北京罗克维尔斯科技有限公司 | Vehicle-mounted camera testing method and device |
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Application publication date: 20191227 |
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| RJ01 | Rejection of invention patent application after publication |