CN215818208U - Vehicle-mounted gigabit Ethernet port conversion device and automobile - Google Patents
Vehicle-mounted gigabit Ethernet port conversion device and automobile Download PDFInfo
- Publication number
- CN215818208U CN215818208U CN202122101443.8U CN202122101443U CN215818208U CN 215818208 U CN215818208 U CN 215818208U CN 202122101443 U CN202122101443 U CN 202122101443U CN 215818208 U CN215818208 U CN 215818208U
- Authority
- CN
- China
- Prior art keywords
- interface
- module
- data
- communication protocol
- physical layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a vehicle kilomega Ethernet port conversion device and an automobile, wherein the vehicle kilomega Ethernet port conversion device comprises: the USB control module is connected with the first data interface and used for converting data input by the first data interface into a first communication protocol; the physical layer interface transceiver module is connected with the second data interface and used for converting data input by the second data interface into a second communication protocol; the Ethernet exchange module is connected with the USB control module and the physical layer interface transceiver module, and is used for converting a first communication protocol of the USB control module and a second communication protocol of the physical layer interface transceiver module into intermediate virtual representation which can be identified by the USB control module and the physical layer interface transceiver module. The technical scheme provided by the embodiment of the utility model improves the interface diversity of the automobile.
Description
Technical Field
The embodiment of the utility model relates to a vehicle-mounted Ethernet technology, in particular to a vehicle-mounted gigabit Ethernet port conversion device and an automobile.
Background
Technological advances are always driven by traffic demands, as are vehicular networks. The conventional automotive wire harness has a relatively simple structure, and controllers are connected to the same device and do not interfere with each other.
However, as the demand of consumers for the functions of automobiles increases, the number of Electronic Control Units (ECUs) in automobiles gradually increases, and information exchange between ECUs becomes more complicated. Furthermore, with the popularity of automatic data acquisition systems, not only are more and more sensors integrated into automobiles, but vehicle-mounted cameras and entertainment systems also place higher demands on the bandwidth and latency of the vehicle-mounted network.
The current vehicle-mounted gigabit Ethernet conversion device only supports the conversion between 1000BASE-T1 and 1000BASE-TX, and cannot meet the requirements of multifunctional automobiles.
SUMMERY OF THE UTILITY MODEL
The utility model provides a vehicle-mounted gigabit Ethernet port conversion device and an automobile, and aims to improve the diversity of vehicle-mounted Ethernet ports.
In a first aspect, an embodiment of the present invention provides a vehicle-mounted gigabit ethernet port conversion apparatus, where the apparatus includes: the USB control module is connected with a first data interface and used for converting data input by the first data interface into a first communication protocol; the physical layer interface transceiver module is connected with a second data interface and is used for converting data input by the second data interface into a second communication protocol; the Ethernet exchange module is connected with the USB control module and the physical layer interface transceiver module, and is used for converting a first communication protocol of the USB control module and a second communication protocol of the physical layer interface transceiver module into intermediate virtual representations which can be identified by the USB control module and the physical layer interface transceiver module.
Optionally, the USB control module includes a USB control circuit, a PCIe interface, and a USB3.0 interface; the USB control circuit is respectively connected with the PCIe interface and the USB3.0 interface; the PCIe interface is connected with the Ethernet switching module, the USB3.0 interface is connected with the first data interface, and the USB control module is used for converting and bidirectionally transmitting data input or output by the PCIe interface and the USB3.0 interface.
Optionally, the physical layer interface transceiver module includes an SGMII interface, a first 1000BASE-T1 interface, and a conversion circuit; the SGMII interface is connected with the Ethernet switching module, the first 1000BASE-T1 interface is connected with the second data interface, and the conversion circuit is used for converting and bidirectionally transmitting data input or output by the SGMII interface and the first 1000BASE-T1 interface.
Optionally, the vehicle gigabit ethernet port conversion apparatus further includes:
the optical module is respectively connected with the third data interface and the Ethernet switching module, and the optical module is used for converting data input by the third data interface into a third communication protocol; the Ethernet exchange module is also used for converting a third communication protocol of the optical module into an intermediate virtual representation which can be identified by the USB control module and the physical layer interface transceiver module; and converting a first communication protocol of the USB control module and a second communication protocol of the physical layer interface transceiver module into an intermediate virtual representation which can be identified by the optical module.
Optionally, the optical module includes an optical-to-electrical conversion circuit, an SFP interface, and a SerDes interface, the optical-to-electrical conversion circuit is connected to the SFP interface and the SerDes interface, the SerDes interface is connected to the ethernet switching module, the SFP interface is connected to the third data interface, and the optical-to-electrical conversion circuit is configured to convert and bidirectionally transmit an electrical signal of the SerDes interface and an optical signal of the SFP interface.
Optionally, the vehicle gigabit ethernet port conversion apparatus further includes: the conversion module is connected with the fourth data interface and the Ethernet switching module, and is used for converting data input by the fourth data interface into a fourth communication protocol; the ethernet switching module is further configured to convert the fourth communication protocol of the conversion module into an intermediate virtual representation that can be recognized by the USB control module, the physical layer interface transceiver module, and the optical module; and converting the first communication protocol of the USB control module, the second communication protocol of the physical layer interface transceiver module and the third communication protocol of the optical module into an intermediate virtual representation which can be identified by the conversion module.
Optionally, the conversion module comprises a converter, a second 1000Base-T1 interface, and an RJ45 interface, the converter being connected with the second 1000Base-T1 interface and the RJ45 interface, respectively; the second 1000Base-T1 interface is connected with the Ethernet switching module, and the RJ45 interface is connected with the fourth data interface; the converter is used for converting the physical layers of the vehicle-mounted Ethernet and the standard Ethernet.
Optionally, the first data interface is connected with the audio and video equipment or the instrument panel; the second data interface is connected with the vehicle-mounted detector; the third data interface is connected with the vehicle-mounted networking terminal; the fourth data interface is connected with the test computer; the Ethernet switching module is connected with an upper computer and is also used for controlling a data transmission path of the Ethernet switching module according to a control instruction of the upper computer.
Optionally, the ethernet switching module is a SWITCH chip; the USB control module is a USB main control chip with the model number of UPD 7202; the physical layer interface transceiver module is a gigabit Ethernet switch chip with the model number of 88Q 2221; the number of the physical layer interface transceiver modules is 2.
In a second aspect, an embodiment of the present invention further provides an automobile, where the automobile includes any of the vehicle-mounted gigabit ethernet port conversion devices in the first aspect.
The vehicle-mounted gigabit Ethernet port conversion device and the vehicle provided by the embodiment of the utility model are provided with the USB control module, at least one physical layer interface transceiver module and the Ethernet exchange module, wherein the USB control module can convert data input by a first data interface into a first communication protocol, the physical layer interface transceiver module can convert data input by a second data interface into a second communication protocol, and the Ethernet exchange module can convert signals into an intermediate virtual representation form which can be recognized by the USB control module and the physical layer interface transceiver module, so that the data conversion between the first interface and the second interface is realized, the vehicle-mounted data interface is expanded, and the interface diversity of the vehicle is improved.
Drawings
Fig. 1 is a schematic structural diagram of a vehicle-mounted gigabit ethernet port conversion apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another vehicle-mounted gigabit ethernet port conversion apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another vehicle-mounted gigabit ethernet port conversion apparatus according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another vehicle-mounted gigabit ethernet port conversion apparatus according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of another vehicle-mounted gigabit ethernet port conversion device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
The utility model provides a vehicle-mounted gigabit Ethernet port conversion device 100. Fig. 1 is a schematic structural diagram of a vehicle gigabit ethernet port conversion device 100 according to an embodiment of the present invention, and referring to fig. 1, the vehicle gigabit ethernet port conversion device 100 includes: the USB communication device comprises a USB control module 101, at least one physical layer interface transceiver module 102 and an Ethernet switching module 103, wherein the USB control module 101 is connected with a first data interface 104, and the USB control module 101 is used for converting data input by the first data interface 104 into a first communication protocol; the physical layer interface transceiver module 102 is connected to the second data interface 105, and the physical layer interface transceiver module 102 is configured to convert data input by the second data interface 105 into a second communication protocol; the ethernet switching module 103 is connected to the USB control module 101 and the physical layer interface transceiver module 102, and the ethernet switching module 103 is configured to convert a first communication protocol of the USB control module 101 and a second communication protocol of the physical layer interface transceiver module 102 into an intermediate virtual representation that can be recognized by the USB control module 101 and the physical layer interface transceiver module 102.
Specifically, the USB control module 101 may convert data input by the first data interface 104 into a first communication protocol and input the first communication protocol into the ethernet switching module 103, and may convert data conforming to the first communication protocol output by the ethernet switching module 103 into a USB protocol and transmit the USB protocol to the first data interface 104 for output, where the first data interface 104 is a USB interface and may be connected to on-vehicle multimedia devices such as a screen and a dashboard. The physical layer interface transceiver module 102 may convert data input by the second data interface 105 into a second communication protocol and input the second communication protocol into the ethernet switch module 103, convert data that conforms to the second communication protocol and is output by the ethernet switch module 103 into a gigabit ethernet standard and transmit the gigabit ethernet standard to the second data interface 105 for output, the physical layer interface transceiver module 102 may implement conversion and decoding between a data link layer and a port physical layer, the second data interface 105 may be a vehicle-mounted gigabit ethernet interface, and the second data interface 105 may be connected to a vehicle-mounted sensor. The ethernet switching module 103 may convert the signals of the first communication protocol into an intermediate virtual representation and then convert the intermediate virtual representation into signals of the second communication protocol; or the ethernet switching module 103 may convert the signals of the second communication protocol into an intermediate virtual representation, and then convert the intermediate virtual representation into the signals of the first communication protocol, so as to implement bidirectional data transmission between the USB control module 101 and the physical layer interface transceiver module 102, where the intermediate virtual representation may be an intermediate form of data conversion, such as a form of a data table or a matrix, which is not limited herein.
Illustratively, the onboard temperature sensor may be coupled to the second data interface 105 and the dashboard coupled to the first data interface 104. The vehicle-mounted temperature sensor transmits the detected analog signal related to the engine temperature to the physical layer interface transceiver module 102, and the physical layer interface transceiver module 102 decodes and converts the analog signal into a digital signal of the second communication protocol and transmits the digital signal to the ethernet switching module 103. The ethernet switching module 103 converts the digital signal of the second communication protocol into an intermediate virtual representation, and then converts the intermediate virtual representation into the first communication protocol to be sent to the USB control module 101. The USB control module 101 converts the data conforming to the first communication protocol into a USB protocol, and transmits the USB protocol to the dashboard for display through the first data interface 104.
The on-vehicle gigabit ethernet mouth conversion equipment that this embodiment provided, be provided with USB control module, at least one physical layer interface transceiver module and ethernet exchange module, USB control module can be first communication protocol with the data conversion of first data interface input, physical layer interface transceiver module can be the second communication protocol with the data conversion of second data interface input, ethernet exchange module can be with the middle virtual form that represents that signal conversion is USB control module and physical layer interface transceiver module all can discern, data conversion between first interface and the second interface has been realized, on-vehicle data interface has been expanded, the interface diversity of car has been improved.
Optionally, fig. 2 is a schematic structural diagram of another vehicle-mounted gigabit ethernet port conversion apparatus 100 according to an embodiment of the present invention, and referring to fig. 2, the USB control module 101 includes a USB control circuit 201, a PCIe interface 202, and a USB3.0 interface 203; the USB control circuit 201 is respectively connected with a PCIe interface 202 and a USB3.0 interface 203; the PCIe interface 202 is connected to the ethernet switching module 103, the USB3.0 interface 203 is connected to the first data interface 104, and the USB control module 101 is configured to convert and bidirectionally transmit data input or output by the PCIe interface 202 and the USB3.0 interface 203. The physical layer interface transceiver module 102 comprises an SGMII interface 205, a first 1000BASE-T1 interface 206, and a conversion circuit 204; the SGMII interface 205 is connected to the ethernet switch module 103, the first 1000BASE-T1 interface 206 is connected to the second data interface 105, and the conversion circuit 204 is configured to convert and bidirectionally transfer data input or output by the SGMII interface 205 and the first 1000BASE-T1 interface 206.
Specifically, the USB control circuit 201 can implement bidirectional conversion and data transmission of the PCIe interface 202 and the USB3.0 interface 203. The PCIe interface 202 is connected to a corresponding interface of the ethernet switching module 103, and can output or input signals of the PCIe protocol. The USB3.0 interface 203 may be connected to the vehicle audio/video device, and input or output signals of the USB3.0 protocol. The translation circuit 204 may enable bi-directional translation and data transfer between the SGMII interface 205 and the first 1000BASE-T1 interface 206. The SGMII interface 205 may be connected to a corresponding interface of the ethernet switching module 103, and may output or input signals of the SGMII protocol. The first 1000BASE-T1 interface 206 may be coupled to various on-board sensors via the second data interface 105, and may transmit control signals to the on-board sensors or analog signals collected by the on-board sensors. The ethernet switching module 103 may implement bidirectional translation and data transmission between the PCIe protocol and the SGMII protocol, and further implement translation and data transmission between the USB3.0 interface 203 and the first 1000BASE-T1 interface 206.
Illustratively, the first data interface 104 may be connected to a dashboard of the vehicle, and the second data interface 105 may be connected to a fuel quantity sensor. In the normal running process of an automobile, an oil quantity sensor collects oil quantity information at any moment and transmits the oil quantity information to a conversion circuit 204 sequentially through a second data interface 105 and a first 1000BASE-T1 interface 206, the conversion circuit 204 converts signals into an SGMII protocol and transmits the SGMII protocol to an Ethernet exchange module 103 through an SGMII interface 205, the Ethernet exchange module 103 converts the signals and transmits the signals to a PCIe interface 202, a USB control circuit 201 converts the signals of the PCIe protocol into signals of a USB3.0 protocol and transmits the signals to the automobile through the USB3.0 interface 203 and a first data interface 104 for oil quantity display, and the vehicle-mounted gigabit Ethernet interface conversion device 100 expands a vehicle-mounted data interface and improves the interface diversity of the automobile.
Optionally, fig. 3 is a schematic structural diagram of another vehicle-mounted gigabit ethernet port conversion apparatus 100 according to an embodiment of the present invention, and referring to fig. 3, the vehicle-mounted gigabit ethernet port conversion apparatus 100 further includes: the optical module 302 is connected with the third data interface 301 and the ethernet switching module 103, respectively, and the optical module 302 is configured to convert data input by the third data interface 301 into a third communication protocol; the ethernet switching module 103 is further configured to convert the third communication protocol of the optical module 302 into an intermediate virtual representation that can be recognized by the USB control module 101 and the physical layer interface transceiver module 102; and converts the first communication protocol of the USB control module 101 and the second communication protocol of the physical layer interface transceiver module 102 into an intermediate virtual representation that can be recognized by the optical module 302.
Specifically, the optical module 302 includes an optical-to-electrical conversion circuit 303, an SFP interface 305, and a SerDes interface 304, the optical-to-electrical conversion circuit 303 is connected to the SFP interface 305 and the SerDes interface 304, respectively, and the optical-to-electrical conversion circuit 303 is configured to convert and bidirectionally transmit an electrical signal of the SerDes interface 304 and an optical signal of the SFP interface 305. SerDes interface 304 is coupled to ethernet switching module 103 and may output or receive signals of the SerDes protocol. The SFP interface 305 is connected to the third data interface 301, and since the bandwidth of the optical module 302 is high, the SFP interface 305 may be connected to a sensing device with a large data volume, such as a vehicle-mounted radar, through the third data interface 301, so as to implement interface conversion and bidirectional data transmission of a large amount of data, improve interface conversion and bidirectional transmission of a large amount of data of vehicle-mounted equipment, and improve data transmission efficiency of the vehicle-mounted gigabit ethernet port conversion device 100.
Optionally, fig. 4 is a schematic structural diagram of another vehicle-mounted gigabit ethernet port conversion apparatus 100 according to an embodiment of the present invention, and referring to fig. 4, the vehicle-mounted gigabit ethernet port conversion apparatus 100 further includes: the conversion module 402 is connected with the fourth data interface 401 and the ethernet switching module 103, and the conversion module 402 is configured to convert data input by the fourth data interface 401 into a fourth communication protocol; the ethernet switching module 103 is further configured to convert the fourth communication protocol of the conversion module 402 into an intermediate virtual representation that can be recognized by the USB control module 101, the physical layer interface transceiver module 102, and the optical module 302; and converts the first communication protocol of the USB control module 101, the second communication protocol of the physical layer interface transceiver module 102, and the third communication protocol of the optical module 302 into an intermediate virtual representation that can be recognized by the conversion module 402.
Specifically, the conversion module 402 includes a converter 403, a second 1000Base-T1 interface 404, and an RJ45 interface 405, the converter 403 being connected to the second 1000Base-T1 interface 404 and the RJ45 interface 405, respectively; the second 1000Base-T1 interface 404 is connected with the Ethernet switching module 103, the RJ45 interface 405 is connected with the fourth data interface 401, and can be connected with the debugging computer through the fourth data interface 401; the converter 403 is used for converting physical layers of the vehicle-mounted ethernet and the standard ethernet, and the converter 403 may convert and bidirectionally transmit a signal of the second 1000Base-T1 interface 404 and a signal of the RJ45 interface 405, so as to implement network debugging and performance testing on the vehicle-mounted device, and improve reliability of the vehicle-mounted gigabit ethernet port conversion apparatus 100.
Optionally, fig. 5 is a schematic structural diagram of another vehicle-mounted gigabit ethernet port conversion apparatus 100 according to an embodiment of the present invention, and referring to fig. 5, the first data interface 104 is connected to an audio and video device or a dashboard; the second data interface 105 is connected with the vehicle-mounted detector; the third data interface 301 is connected with the vehicle-mounted networking terminal; the fourth data interface 401 is connected with the test computer; the ethernet switching module 103 is connected to the upper computer 501, and the ethernet switching module 103 is further configured to control a data transmission path of the ethernet switching module 103 according to a control instruction of the upper computer 501.
Specifically, the ethernet switching module 103 is a SWITCH chip; the USB control module 101 is a USB master control chip with a model number of UPD 7202; the physical layer interface transceiver module 102 is a gigabit ethernet switch chip with a model number of 88Q 2221; the conversion module 402 is a T1-TX converter, and the number of the physical layer interface transceiver modules 102 is 2.
For example, when the vehicle-mounted ethernet needs to be debugged before the automobile leaves the factory, in the debugging process, a tester may connect the test computer with the fourth data interface 401, and then send a control instruction to control the data transmission path of the ethernet switching module 103 by the upper computer 501, and transmit signals input by other interfaces of the ethernet switching module 103 to the conversion module 402, and then transmit the signals to the test computer through the fourth data interface 401. The test frame calculator can also send various signals to test the actual working states of the instrument panel, the speed measuring detector, the oil quantity detector and the vehicle-mounted networking terminal so as to verify whether the vehicle-mounted equipment can normally work. In the normal use process of the vehicle, if the vehicle speed and the fuel quantity need to be displayed on the dashboard, the upper computer 501 sends out a control instruction, the ethernet switching module 103 sends out a signal sent out by the physical layer interface transceiver module 102 to the USB control module 101 through conversion, and then the USB control module 101 converts the PCIe protocol into a USB3.0 protocol and transmits the protocol to the dashboard through the first data interface 104 for display. If the vehicle speed and oil quantity signals need to be sent to the mobile phone terminal, the upper computer 501 sends a control instruction, the ethernet switching module 103 sends signals sent by the physical layer interface transceiver module 102 to the optical module 302 through conversion, the optical module 302 converts signals of a SerDes protocol into SFP signals and sends the SFP signals to the vehicle-mounted internet access terminal through the third data interface 301, and the vehicle-mounted internet access terminal can send the oil quantity signals and the vehicle speed signals to the mobile phone terminal in a wireless transmission mode, so that a user can record the driving state of the vehicle on the mobile phone at any time.
The vehicle gigabit ethernet port conversion device provided by this embodiment utilizes the SWITCH chip to respectively realize conversion and data transmission of multiple interfaces with the USB main control chip, the gigabit ethernet SWITCH chip, the T1-TX conversion module and the optical module, avoids the use of a patch panel in the debugging stage, realizes mutual conversion of 1000BASE-T1 in the vehicle ethernet with interfaces such as 1000BASE-TX, USB3.0 and the optical module, reduces the workload of debugging work, and improves the abundance of automobile equipment.
Optionally, the embodiment of the utility model further provides an automobile. The automobile comprises the vehicle-mounted gigabit Ethernet port conversion device 100 provided by any of the previous embodiments.
The on-vehicle gigabit ethernet mouth conversion equipment and car that this embodiment provided, be provided with USB control module, at least one physical layer interface transceiver module and ethernet exchange module, USB control module can be with the data conversion of first data interface input for first communication protocol, physical layer interface transceiver module can be with the data conversion of second data interface input for second communication protocol, ethernet exchange module can be with the middle virtual form of expression that signal conversion USB control module and physical layer interface transceiver module all can discern, data conversion between first interface and the second interface has been realized, on-vehicle data interface has been expanded, the interface diversity of car has been improved.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements, combinations and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. An on-vehicle gigabit ethernet port switching apparatus, comprising:
the USB control module is connected with a first data interface and used for converting data input by the first data interface into a first communication protocol;
the physical layer interface transceiver module is connected with a second data interface and used for converting data input by the second data interface into a second communication protocol;
the Ethernet switching module is connected with the USB control module and the physical layer interface transceiver module, and is used for converting a first communication protocol of the USB control module and a second communication protocol of the physical layer interface transceiver module into intermediate virtual representations which can be identified by the USB control module and the physical layer interface transceiver module.
2. The vehicular gigabit Ethernet port capable of being switched according to claim 1,
the USB control module comprises a USB control circuit, a PCIe interface and a USB3.0 interface;
the USB control circuit is respectively connected with the PCIe interface and the USB3.0 interface; the PCIe interface is connected with the Ethernet switching module, the USB3.0 interface is connected with the first data interface, and the USB control module is used for converting and bidirectionally transmitting data input or output by the PCIe interface and the USB3.0 interface.
3. The vehicular gigabit Ethernet port capable of being switched according to claim 1,
the physical layer interface transceiver module comprises an SGMII interface, a first 1000BASE-T1 interface and a conversion circuit;
the SGMII interface is connected with the Ethernet switching module, the first 1000BASE-T1 interface is connected with the second data interface, and the conversion circuit is used for converting and bidirectionally transmitting data input or output by the SGMII interface and the first 1000BASE-T1 interface.
4. The vehicular gigabit ethernet port conversion apparatus according to claim 1, further comprising:
a third data interface;
the optical module is respectively connected with the third data interface and the Ethernet switching module, and is used for converting data input by the third data interface into a third communication protocol;
the Ethernet exchange module is also used for converting a third communication protocol of the optical module into an intermediate virtual representation which can be identified by the USB control module and the physical layer interface transceiver module; and converting a first communication protocol of the USB control module and a second communication protocol of the physical layer interface transceiver module into an intermediate virtual representation which can be identified by the optical module.
5. The vehicular gigabit Ethernet port capable of being switched according to claim 4,
the optical module comprises a photoelectric conversion circuit, an SFP interface and a SerDes interface, the photoelectric conversion circuit is respectively connected with the SFP interface and the SerDes interface, the SerDes interface is connected with the Ethernet switching module, the SFP interface is connected with the third data interface, and the photoelectric conversion circuit is used for converting and bidirectionally transmitting an electric signal of the SerDes interface and an optical signal of the SFP interface.
6. The vehicular gigabit ethernet port conversion apparatus according to claim 4, further comprising: a fourth data interface;
the conversion module is connected with the fourth data interface and the Ethernet switching module, and is used for converting data input by the fourth data interface into a fourth communication protocol;
the ethernet switching module is further configured to convert the fourth communication protocol of the conversion module into an intermediate virtual representation that can be recognized by the USB control module, the physical layer interface transceiver module, and the optical module; and converting the first communication protocol of the USB control module, the second communication protocol of the physical layer interface transceiver module and the third communication protocol of the optical module into an intermediate virtual representation which can be identified by the conversion module.
7. The vehicular gigabit Ethernet port capable of being switched according to claim 6,
the conversion module comprises a converter, a second 1000Base-T1 interface and an RJ45 interface, wherein the converter is connected with the second 1000Base-T1 interface and the RJ45 interface respectively; the second 1000Base-T1 interface is connected with the Ethernet switching module, and the RJ45 interface is connected with the fourth data interface; the converter is used for converting the physical layers of the vehicle-mounted Ethernet and the standard Ethernet.
8. The vehicular gigabit Ethernet port capable of being switched according to claim 6,
the first data interface is connected with the audio-video equipment or the instrument panel;
the second data interface is connected with the vehicle-mounted detector;
the third data interface is connected with the vehicle-mounted networking terminal;
the fourth data interface is connected with the test computer;
the Ethernet switching module is connected with an upper computer and is also used for controlling a data transmission path of the Ethernet switching module according to a control instruction of the upper computer.
9. The vehicular gigabit ethernet port switching device according to claim 1, wherein the ethernet switching module is a SWITCH chip;
the USB control module is a USB main control chip with the model number of UPD 7202; the physical layer interface transceiver module is a gigabit Ethernet switch chip with the model number of 88Q 2221;
the number of the physical layer interface transceiver modules is 2.
10. An automobile comprising the onboard gigabit ethernet port capable of being switched according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122101443.8U CN215818208U (en) | 2021-09-01 | 2021-09-01 | Vehicle-mounted gigabit Ethernet port conversion device and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122101443.8U CN215818208U (en) | 2021-09-01 | 2021-09-01 | Vehicle-mounted gigabit Ethernet port conversion device and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215818208U true CN215818208U (en) | 2022-02-11 |
Family
ID=80154804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122101443.8U Active CN215818208U (en) | 2021-09-01 | 2021-09-01 | Vehicle-mounted gigabit Ethernet port conversion device and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215818208U (en) |
-
2021
- 2021-09-01 CN CN202122101443.8U patent/CN215818208U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210120567U (en) | Vehicle-mounted composite gateway and vehicle | |
| CN214311723U (en) | Vehicle-mounted intelligent TSN (traffic service network) computing unit and vehicle-mounted TSN network platform hardware architecture | |
| US20110137510A1 (en) | Communication interface conversion device | |
| CN108445795A (en) | Vehicle-mounted controller system and automobile | |
| CN103558780A (en) | Car-mounted bus controller | |
| CN114401501A (en) | Time service device and time service method for vehicle-mounted unit of V2X, vehicle V2X device and vehicle | |
| CN215818208U (en) | Vehicle-mounted gigabit Ethernet port conversion device and automobile | |
| CN111124443A (en) | Vehicle, vehicle equipment and vehicle instrument upgrading method | |
| CN110514931B (en) | Electromagnetic compatibility test system and method for equipment with vehicle-mounted Ethernet function | |
| CN110554621A (en) | Control system and automobile | |
| CN213585817U (en) | RTL9047 AA-based automobile gateway hardware platform | |
| CN110549942A (en) | Control system and automobile | |
| CN114116584A (en) | Interface board card, user equipment and CPU test system | |
| CN207924434U (en) | Vehicle-mounted controller system and automobile | |
| CN113934673A (en) | Data transmission isolation circuit and data transmission equipment | |
| CN110989416B (en) | Whole vehicle control system based on real-time Ethernet bus | |
| CN106004730A (en) | Automotive heterogeneous network convergence device and plug and play expanding method of automotive intelligent equipment based on same | |
| CN208367487U (en) | A kind of control system and automobile | |
| CN110554637A (en) | Control system and automobile | |
| CN219555014U (en) | Camera data transmission device, vehicle-mounted camera system and vehicle | |
| CN110554633A (en) | Control system and automobile | |
| CN110554628A (en) | Control system and automobile | |
| CN218243548U (en) | Vehicle wiring harness system and vehicle | |
| CN219555013U (en) | Intelligent networking vehicle integrated hardware platform system | |
| CN220292038U (en) | USB changes on-vehicle ethernet equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |