CN210120553U - Antenna assembly applied to T-BOX system - Google Patents
Antenna assembly applied to T-BOX system Download PDFInfo
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- CN210120553U CN210120553U CN201921272031.7U CN201921272031U CN210120553U CN 210120553 U CN210120553 U CN 210120553U CN 201921272031 U CN201921272031 U CN 201921272031U CN 210120553 U CN210120553 U CN 210120553U
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Abstract
The utility model discloses an antenna component applied to a T-BOX system, which comprises a PCB board, a plurality of antennas, a plurality of modulation and demodulation modules, an MCU, an Ethernet module and a connecting network cable, wherein the plurality of antennas are arranged on one side of the PCB board; the plurality of modulation and demodulation modules, the MCU, the Ethernet module and the connecting network cable are arranged on the other side of the PCB; compared with the prior art, the utility model discloses an antenna module for T-BOX system, the analog signal lug connection of a plurality of antennas is handled to the modem module that corresponds separately, the modem module sends the data transfer who handles the completion to MCU, MCU forwards the ethernet module after integrating the multichannel data and converts the ethernet line signal of IEEE 802 standard into, then by connecting the net twine output, can realize single net twine data transmission and power supply, make things convenient for the inside wiring of vehicle, reduce the installation complexity, and the signal is stable, and is with low costs.
Description
Technical Field
The utility model relates to a T-BOX system technical field specifically relates to an antenna module for T-BOX system.
Background
A T-BOX system, namely Telematics-Box, becomes a standard of an automobile, and the T-Box system needs to use a plurality of antennas, such as a satellite navigation antenna, a 4G/5G communication antenna, a WIFI antenna, a V2X vehicle networking antenna and the like; in the antennas in the current market, each antenna only has an independent function, then each antenna with the independent function inputs and outputs through one signal line, a plurality of signal lines input and output form a signal line group to be connected with a T-BOX host, and the coaxial lines transmit analog signals; because a long path is needed from the antenna to the cab host, and the wire harness formed by the coaxial wires is long and thick, the material cost and the labor cost are increased when the whole vehicle is wired, and the wiring difficulty in the vehicle is increased; moreover, the wiring harness consisting of a plurality of signal wires has the problem of mutual signal interference, which can cause the problem of EMC/EMI; in addition, the line loss may cause signal attenuation, resulting in signal weakening and unstable communication, and at higher and higher communication frequencies, the coaxial line cannot meet the requirement of high-speed and high-quality signal transmission.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that prior art exists, provide an antenna module for T-BOX system.
An antenna assembly for use in a T-BOX system, comprising:
a PCB board;
a plurality of antennas arranged on one side of the PCB;
the modulation and demodulation modules are arranged on the other side of the PCB;
the MCU is arranged on the PCB;
an Ethernet module; it is arranged on the PCB board;
the connecting network cable is arranged on the PCB;
each antenna is connected with one corresponding modulation and demodulation module, each modulation and demodulation module is connected with the MCU, the MCU is connected with the Ethernet module, the Ethernet module is connected with a connecting network cable, and the connecting network cable is used for being connected with a network cable interface of the T-BOX host.
According to the utility model discloses an embodiment is equipped with the shield cover on the PCB board, and modem module, MCU and ethernet module are arranged in the shield cover.
According to the utility model discloses an embodiment still includes the antenna box, and the antenna box includes shell and bottom plate, and the bottom plate is located to the shell cover, and the antenna box is located to the PCB board.
According to the utility model discloses an embodiment is equipped with the assembly projection on the bottom plate, and the assembly projection is arranged in to the PCB board, is equipped with the pilot hole that corresponds with the assembly projection on the PCB board, and the shell is equipped with the locking hole that corresponds with the pilot hole.
According to the utility model discloses an embodiment, the four corners of bottom plate, the thickness adaptation of the height of assembly projection and shield cover are located to the assembly projection.
According to the utility model discloses an embodiment, the antenna includes the GNSS antenna, 4G 5G antenna, WIFI antenna and V2X antenna, modem module includes the GNSS module, 4G 5G module, WIFI module and V2X module, the GNSS antenna is connected with the GNSS module, 4G 5G antenna is connected with 4G 5G module, the WIFI antenna is connected with the WIFI module, the V2X antenna is connected with V2X module, the GNSS module, 4G 5G module, WIFI module and V2X module are connected with MCU.
According to an embodiment of the present invention, the 4G/5G antenna includes a 4G/5G main antenna and a 4G/5G sub-antenna, and the 4G/5G main antenna and the 4G/5G sub-antenna are connected to the 4G/5G module.
According to an embodiment of the present invention, the 4G/5G module is embedded with an eSIM card.
According to an embodiment of the present invention, the number of the V2X antennas is two, and two V2X antennas are connected to the V2X module.
Compared with the prior art, the utility model discloses an be applied to antenna module of T-BOX system has following advantage:
the utility model discloses an antenna module for T-BOX system, the analog signal lug connection of a plurality of antennas is handled to the modem module that corresponds separately, modem module will handle the data transfer who accomplishes and give MCU, MCU transmits the ethernet module after integrating the multichannel data and converts the ethernet line signal of IEEE 802 standard into, then by connecting the net twine output, can realize single net twine data transmission and power supply, make things convenient for the inside wiring of vehicle, reduce the installation complexity, and the signal is stable, and is with low costs.
Drawings
Fig. 1 is a schematic structural diagram of an antenna assembly applied to a T-BOX system according to the present invention;
fig. 2 is a schematic structural diagram of the antenna assembly applied to the T-BOX system according to the present invention with the housing removed;
fig. 3 is a schematic structural diagram of the antenna assembly applied to the T-BOX system of the present invention with the antenna BOX removed;
fig. 4 is a frame diagram of the antenna assembly components of the present invention applied to the T-BOX system;
in the figure: the antenna comprises a PCB (printed Circuit Board), 11 shielding cases, 2 GNSS (Global navigation satellite System) antennas, 3.4G/5G main antennas, 4.4G/5G auxiliary antennas, 5 WIFI (Wireless Fidelity) antennas, 6V 2X antennas, 7 connecting network cables, 8 antenna boxes, 81 shells, 82 bottom plates and 821 assembling convex columns
The utility model discloses realization and the advantage of function will combine the embodiment, will make further explanation with the attached drawing.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
It should be noted that all the directional indicators (such as upper, lower, left and right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings as follows:
an antenna assembly for use in a T-BOX system, comprising: a PCB board; the system comprises a PCB, a plurality of antennas, a plurality of signal processing units and a plurality of signal processing units, wherein each antenna is arranged on one side of the PCB through welding or screws and is used for receiving or sending a corresponding analog signal; each modulation and demodulation module is welded on the other side of the PCB and is used for processing an analog signal sent by a corresponding antenna; the MCU is arranged on the PCB and used for integrating data of the plurality of modulation and demodulation modules; an Ethernet module; the Ethernet module is arranged on the PCB and used for converting the data integrated by the MCU into Ethernet line signals of IEEE 802 standard; and the connecting network cable is arranged on the PCB and is connected with the network cable interface of the Ethernet module. Each antenna is connected with one corresponding modulation and demodulation module, each modulation and demodulation module is connected with the MCU, the MCU is connected with the Ethernet module, the Ethernet module is connected with a connecting network cable, and the connecting network cable is used for being connected with a network cable interface of the T-BOX host machine so that the antenna assembly is connected with the T-BOX host machine.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of an antenna assembly applied to a T-BOX system according to the present invention; fig. 2 is a schematic structural diagram of the antenna assembly applied to the T-BOX system according to the present invention after the housing is removed. As shown in the figure, in the present embodiment, the antenna assembly applied to the T-BOX system includes a PCB board 1, a plurality of antennas, a plurality of modem modules, an MCU (not shown), an ethernet module (not shown), and a connection network 7, where the antennas include a GNSS antenna 2, a 4G/5G main antenna 3, a 4G/5G sub-antenna 4, a WIFI antenna 5, a V2X antenna 6, a GNSS antenna 2, a 4G/5G main antenna 3, the 4G/5G auxiliary antenna 4, the WIFI antenna 5 and the V2X antenna 6 are arranged on one side of the PCB 1, the modulation and demodulation module comprises a GNSS module (not marked in the figure), a 4G/5G module (not marked in the figure), a WIFI module (not marked in the figure) and a V2X module (not marked in the figure), and the GNSS module, the 4G/5G module, the WIFI module, the V2X module, the MCU, the Ethernet module and the connecting network cable are arranged on the other side of the PCB 1; GNSS antenna 2 is connected with the GNSS module, 4G/5G main antenna 3 and 4G/5G auxiliary antenna 4 are connected with 4G/5G module, WIFI antenna 5 is connected with the WIFI module, V2X antenna 6 is connected with V2X module, the GNSS module, 4G/5G module, WIFI module and V2X module are connected with MCU, MCU is connected with the ethernet module, the ethernet module is connected with connecting network cable 7, connecting network cable 7 is used for the network cable interface connection with the T-BOX host computer, make the antenna module be connected with the T-BOX host computer.
In the embodiment, the 4G/5G module is internally provided with the eSIM card, the eSIM card is not a physical card, and the information including the similar card number and the like is directly written in the 4G/5G module, so that the size of the 4G/5G module can be further reduced.
Referring to fig. 1 again, in the present embodiment, the number of the V2X antennas 6 is two, and the two V2X antennas 6 are connected to the V2X module, so as to ensure that the vehicle networking signal can be transmitted/received accurately at any time to the V2X module, so that the vehicle can exchange information with the outside accurately and in time.
In this embodiment, the network cable 7 is an RJ45 connector, and the RJ45 connector is composed of a plug and a socket, and can be connected to the network interface of the T-BOX host by adding an extension cord, and can also be used for connecting to a power management module.
Referring to fig. 3, fig. 3 is a schematic structural diagram of the antenna assembly applied to the T-BOX system of the present invention after the antenna BOX is removed. As shown in the figure, in this embodiment, the PCB board 1 is provided with the shielding case 11, the modem module, the MCU and the ethernet module are disposed in the shielding case 11, and the shielding case 11 is welded on the PCB board 1, and shields the modem module, the MCU and the ethernet module, thereby preventing electromagnetic interference.
Referring to fig. 1 and fig. 2 again, in the present embodiment, the antenna assembly applied to the T-BOX system further includes an antenna BOX 8, the antenna BOX 8 includes a housing 81 and a bottom plate 82, the housing 81 covers the bottom plate 82, the PCB 1 is disposed on the antenna BOX 8, and each antenna, each modem module, the MCU and the ethernet module are disposed on the PCB 1 and located in the antenna BOX 8.
Referring to fig. 2 again, in the present embodiment, the bottom plate 82 is provided with an assembling convex pillar 821, the PCB board 1 is disposed on the assembling convex pillar 821, the PCB board 1 is provided with an assembling hole corresponding to the assembling convex pillar 821, and the housing 81 is provided with a locking hole corresponding to the assembling hole; when the housing 81 is assembled with the bottom plate 82, the assembling screw passes through the locking hole and the assembling hole to be connected with the assembling convex column 821, so that the PCB board 1 is fixed, and the phenomenon that the PCB board 1 moves in the antenna box 8 to damage each antenna and each modem module or pull the connecting network cable 7 to influence signal transmission can be avoided.
Referring to fig. 2 again, in the present embodiment, as shown in the figure, the assembling convex columns 821 are disposed at four corners of the bottom plate 82, and the height of the assembling convex columns 821 is adapted to the thickness of the shielding cover 11; when the PCB board 1 is placed in the antenna box 8, four corners of the PCB board 1 are just placed on the assembling convex column 821, so that the shielding case 11 is just placed between the bottom board 82 and the PCB board 1, and the casing is prevented from extruding the modulation and demodulation modules when being assembled with the bottom board 82.
The utility model discloses a theory of operation does: referring to fig. 4, fig. 4 is a block diagram of the antenna assembly applied to the T-BOX system according to the present invention. As shown, the connection network 7 is connected with the network interface of the T-BOX host; the GNSS antenna 2 receives analog signals of 1176.45Mhz, 1561.098Mhz and 1575.42Mhz sent by a satellite and transmits the analog signals to the GNSS module, the analog signals are decoded by the GNSS module and then become nmea protocol data to be sent to the MCU, the MCU integrates the data and forwards the data to the Ethernet module, and finally the data are transmitted to the T-BOX host computer through the connecting network cable 7; the 4G/5G main antenna 3 and the G/5G auxiliary antenna are in wireless signal transmission with a communication base station, the 4G module/5G module decodes/codes an LTE signal and then transmits the data to the MCU, the MCU transmits the data to the WIFI module and the Ethernet module respectively, and finally the data are used by the T-BOX host through the connecting network cable 7; the WIFI antenna 5 is used for sending/receiving signals of the WIFI module, the WIFI module is controlled by the MCU, the working mode can be switched between an AP mode and a Client mode, the AP mode is responsible for sharing network signals to devices such as passenger mobile phones and the like in a WIFI hotspot mode for use, and the Client mode is connected with other WIFI hotspots and then provides network access to a T-BOX host for use; the V2X antenna 6 receives/transmits the vehicle networking signals of the DSRC standard to the V2X module, the V2X module decodes/codes the vehicle networking signals and transmits the vehicle networking signals to the MCU, the MCU integrates the data and transmits the data to the Ethernet module, and finally the data are transmitted to the T-BOX host through the connecting network cable 7 for use.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An antenna assembly for use in a T-BOX system, comprising:
a PCB board;
a plurality of antennas arranged on one side of the PCB;
the modulation and demodulation modules are arranged on the other side of the PCB;
the MCU is arranged on the PCB;
an Ethernet module; the PCB board is arranged on the PCB;
the connecting network cable is arranged on the PCB;
each antenna is connected with one corresponding modulation and demodulation module, each modulation and demodulation module is connected with the MCU, the MCU is connected with the Ethernet module, the Ethernet module is connected with the connecting network cable, and the connecting network cable is used for being connected with a network cable interface of a T-BOX host.
2. The antenna assembly applied to the T-BOX system of claim 1, wherein the antenna comprises a GNSS antenna, a 4G/5G antenna, a WIFI antenna and a V2X antenna, the modem module comprises a GNSS module, a 4G/5G module, a WIFI module and a V2X module, the GNSS antenna is connected with the GNSS module, the 4G/5G antenna is connected with the 4G/5G module, the WIFI antenna is connected with the WIFI module, the V2X antenna is connected with the V2X module, and the GNSS module, the 4G/5G module, the WIFI module and the V2X module are connected with the MCU.
3. The antenna assembly applied to the T-BOX system in claim 2, wherein the 4G/5G antenna comprises a 4G/5G main antenna and a 4G/5G auxiliary antenna, and the 4G/5G main antenna and the 4G/5G auxiliary antenna are connected with the 4G/5G module.
4. The antenna assembly applied to the T-BOX system of claim 3, wherein the 4G/5G module is internally provided with an eSIM card.
5. The antenna assembly applied to the T-BOX system in claim 2, wherein the number of the V2X antennas is two, and two V2X antennas are connected to the V2X module.
6. The antenna assembly applied to the T-BOX system as claimed in claim 1, wherein a shielding case is provided on the PCB board, and the modem module, the MCU and the Ethernet module are disposed in the shielding case.
7. The antenna assembly applied to the T-BOX system as recited in claim 6, further comprising an antenna BOX, said antenna BOX comprising a housing and a base plate, said housing cover being disposed on said base plate, said PCB board being disposed on said antenna BOX.
8. The antenna assembly applied to the T-BOX system as claimed in claim 7, wherein the base plate is provided with a fitting boss, the PCB board is disposed on the fitting boss, the PCB board is provided with a fitting hole corresponding to the fitting boss, and the housing is provided with a locking hole corresponding to the fitting hole.
9. The antenna assembly applied to the T-BOX system as recited in claim 8, wherein said mounting bosses are provided at four corners of said bottom plate, and a height of said mounting bosses is adapted to a thickness of said shield case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921272031.7U CN210120553U (en) | 2019-08-07 | 2019-08-07 | Antenna assembly applied to T-BOX system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921272031.7U CN210120553U (en) | 2019-08-07 | 2019-08-07 | Antenna assembly applied to T-BOX system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210120553U true CN210120553U (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921272031.7U Active CN210120553U (en) | 2019-08-07 | 2019-08-07 | Antenna assembly applied to T-BOX system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210120553U (en) |
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2019
- 2019-08-07 CN CN201921272031.7U patent/CN210120553U/en active Active
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