CN113078918A - Method for setting intelligent antenna of Internet of vehicles - Google Patents
Method for setting intelligent antenna of Internet of vehicles Download PDFInfo
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- CN113078918A CN113078918A CN202110374161.7A CN202110374161A CN113078918A CN 113078918 A CN113078918 A CN 113078918A CN 202110374161 A CN202110374161 A CN 202110374161A CN 113078918 A CN113078918 A CN 113078918A
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000006854 communication Effects 0.000 claims abstract description 108
- 238000004891 communication Methods 0.000 claims abstract description 108
- 230000000694 effects Effects 0.000 claims abstract description 31
- 230000006855 networking Effects 0.000 claims abstract description 17
- 238000012545 processing Methods 0.000 claims description 10
- 241000251730 Chondrichthyes Species 0.000 claims description 8
- 239000005357 flat glass Substances 0.000 claims description 8
- 238000012360 testing method Methods 0.000 claims description 6
- 230000003993 interaction Effects 0.000 claims description 3
- 238000007781 pre-processing Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013500 data storage Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000007175 bidirectional communication Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3822—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving specially adapted for use in vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
Abstract
The invention discloses a method for setting an intelligent antenna of a vehicle networking, wherein N wireless communication units are arranged on the surface of an automobile or in the automobile, the N wireless communication units are respectively in two-way communication with a communication domain controller through Ethernet, each wireless communication unit comprises an antenna body, a radio frequency front end, a radio frequency transceiver and an Ethernet interface, and N > = 2. The beneficial technical effects of the method for setting the intelligent antenna of the Internet of vehicles are as follows: the distributed antenna design enables the wireless signal receiving efficiency to be higher and better; the plurality of wireless communication units are connected with one communication domain controller, so that the cost is greatly saved; the wireless communication unit is connected to the communication domain controller through the high-speed ethernet so that data transmission efficiency is not affected.
Description
Technical Field
The invention relates to the field of vehicle networking antennas, in particular to a method for setting a vehicle networking intelligent antenna.
Background
The current automobile antenna is similar to the mobile phone antenna in arrangement, 3-8 antennas are concentrated in one position and then connected with an automobile T-BOX, an intelligent antenna or a central control system. The same design as a cellular phone limits the communication efficiency of an automotive antenna. One improved approach is to place multiple antennas at different locations in the vehicle. The antennas arranged at different positions of the automobile greatly enhance the receiving efficiency of wireless signals, the antennas at different positions are connected with the T-BOX, the intelligent antenna or the central control system of the automobile in a wired mode, and the arrangement effect of the antennas is far better than that of the antennas arranged at a narrow space position. But the disadvantage is that each antenna needs a communication domain controller, which costs several times the original design.
Disclosure of Invention
In view of the above defects in the prior art, the technical problem to be solved by the present invention is to provide a method for setting a smart antenna of an internet of vehicles with high efficiency and low cost.
In order to achieve the purpose, the invention provides a method for setting an intelligent antenna of a vehicle networking, which comprises the following steps:
s100, the N wireless communication units are respectively arranged on the surface of the automobile or in different directions of the interior of the automobile; the wireless communication unit is used for processing wireless signals and comprises an antenna body, a radio frequency front end and an Ethernet interface, wherein N > = 2;
s200, the N wireless communication units are respectively coupled with a communication domain controller through Ethernet, and the communication domain controller comprises an application processor;
s300, the communication domain controller is connected with an internal bus of the vehicle, processes ECU data of the vehicle and carries out information interaction with a system outside the vehicle through the wireless communication unit;
s400, the Ethernet is used for transmitting the data of the communication domain controller and the plurality of wireless communication units at a high speed.
Further, the ethernet is a hundred mega ethernet or a gigabit ethernet or a ten gigabit ethernet.
Further, the method comprises the following steps:
s500, receiving and sending wireless signals by the antenna body;
s600, the radio frequency front end is connected with the antenna body, and wireless signals of the antenna body are converted into digital signals;
and S700, the radio frequency front end converts the digital signals transmitted by the communication domain controller into signals which can be transmitted by the antenna body.
Further, the method also comprises the following steps:
s800, configuring a baseband preprocessor for the wireless communication unit, wherein the baseband preprocessor is used for data storage and preprocessing, and the baseband preprocessor supports the processing and storage of AM, FM, DAB, SDARS, GNSS, WiFi, Bluetooth, NFC, UWB, 2G, 3G, 4G, 5G or V2X data
Further, the method also comprises the following steps:
s900, configuring a baseband processor for the communication domain controller, wherein the baseband processor is coupled with the application processor, and the baseband processor supports processing and storage of at least one antenna data of AM, FM, DAB, SDARS, GNSS, WiFi, Bluetooth, NFC, UWB, 2G, 3G, 4G, 5G or V2X data.
Further, the method also comprises the following steps:
s1000, configuring a standby antenna body, wherein the standby antenna body has the same functional structure as the antenna body, the standby antenna body and the antenna body are distributed at different positions, the standby antenna body is not powered on at ordinary times, and the standby antenna body starts to work when the antenna body is damaged.
Further, step S100 further includes:
s110, respectively arranging the wireless communication units on the surface or inside the vehicle, wherein the wireless communication units comprise a shark fin antenna, a vehicle skylight, a rearview mirror, window glass, a front bumper, a rear bumper, a trunk or front and rear lamps of the vehicle;
s120, testing the receiving and transmitting signal effect and the anti-interference effect of the wireless communication unit;
s130, adjusting the position of the wireless communication unit on the vehicle to obtain better communication effect and anti-interference effect.
Further, the method also comprises the following steps:
s150, M (M) = 1) 5G antennas may be respectively disposed on a surface of a vehicle or inside the vehicle, including but not limited to a shark fin antenna, a sunroof, a rearview mirror, a window glass, a front bumper, a rear bumper, a trunk, or front and rear headlights of the vehicle, where the 5G antennas are respectively responsible for receiving and transmitting 5G signals of different frequency bands;
s160, testing the signal receiving and transmitting effect and the anti-interference effect of the 5G antenna;
s170, adjusting the position of the 5G antenna on the vehicle to obtain a better communication effect and an anti-interference effect.
Further, the antenna body comprises at least one of a WiFi or bluetooth or NFC or UWB radio frequency antenna.
Further, the antenna body comprises a vehicle-mounted V2X radio frequency antenna.
Further, the antenna body comprises at least one of a 2G, 3G, 4G or 5G radio frequency antenna.
Further, the antenna body comprises at least one of an AM, FM, DAB, SDARS or GNSS antenna in the vehicle.
The beneficial technical effects of the method for setting the intelligent antenna of the Internet of vehicles are as follows:
1) the distributed antenna communication unit design enables the wireless signal receiving efficiency to be higher and better;
2) the plurality of wireless communication units are connected with one communication domain controller, so that the cost is greatly saved;
3) the wireless communication unit is connected to the communication domain controller through the high-speed ethernet so that data transmission efficiency is not affected.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.
Drawings
FIG. 1 is a schematic diagram of the location of a smart antenna of a vehicle networking system according to a preferred embodiment of the present invention;
FIG. 2 is a flow chart of a method for installing a smart antenna of a vehicle networking system according to a preferred embodiment of the invention;
fig. 3 is a schematic diagram of the operation flow of the wireless communication unit of the car networking smart antenna according to a preferred embodiment of the present invention.
Detailed Description
The technical contents of the preferred embodiments of the present invention will be more clearly and easily understood by referring to the drawings attached to the specification. The present invention may be embodied in many different forms of embodiments and the scope of the invention is not limited to the embodiments set forth herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
The invention provides a method for setting an intelligent antenna of a vehicle networking system, which comprises a plurality of wireless communication units 1 and a plurality of communication domain controllers, wherein the number of the wireless communication units is more than 1, each wireless communication unit is respectively connected with one communication domain controller through Ethernet, and the plurality of wireless communication units are respectively arranged on the surface of an automobile or in the automobile. An ethernet is a hundred or a thousand or a ten thousand mega ethernet. The single wireless communication unit comprises an antenna body, a radio frequency front end, a radio frequency transceiver and a baseband processor. The wireless communication unit realizes the transceiving conversion of wireless signals. The plurality of communication domain controllers are respectively connected with the automobile central control to form a complete automobile networking control device. The wireless communication unit is arranged on the surface of an automobile or in the interior of the automobile and comprises but is not limited to an automobile skylight, a rear view mirror, window glass, a front bumper, a rear bumper, a trunk or front and rear lamps. The antennas are arranged at different positions of the automobile, so that the volume and the number of the antennas are increased. The antenna is well arranged and installed in the automobile production process. Each main antenna is correspondingly provided with a standby antenna. The main antenna and the standby antenna are arranged in different automobile directions, and are connected with the communication domain controller through respective Ethernet lines. When an accident occurs to the automobile, the main antenna is damaged, and the standby antenna is activated and started. The antenna body comprises at least one of a wireless communication data antenna, a directional antenna, a satellite navigation antenna or a Bluetooth antenna. The wireless communication data antenna comprises a 4G antenna or a 5G antenna. The beneficial technical effect of the car networking distributed intelligent wireless communication unit of this embodiment is as follows: the distributed antenna design enables the wireless signal receiving efficiency to be higher and better.
Preferably, the antenna body comprises at least one of radio frequency antennas such as short-distance wireless communication WiFi/Bluetooth/NFC, radio frequency antennas such as medium-distance wireless communication V2X, radio frequency antennas such as long-distance wireless communication 2G/3G/4G/5G, antennas such as satellite position and navigation, in-vehicle AM/FM/DAB/SDARS and the like.
As shown in fig. 1, a preferred embodiment of the present invention provides a method for setting an intelligent antenna in an internet of vehicles, wherein N wireless communication units 1 are respectively disposed on the surface of an automobile or in different directions inside the automobile, the N wireless communication units 1 are respectively in bidirectional communication with a communication domain controller 2 through an ethernet, each wireless communication unit 1 includes an antenna body, a radio frequency front end, a radio frequency transceiver, and an ethernet interface, and N > = 2.
An ethernet is a hundred or a thousand or a ten thousand mega ethernet.
The surface or interior of an automobile includes, but is not limited to, shark fins, sunroofs, rear-view mirrors, window panes, front and rear bumpers, trunk, or front and rear headlights.
The preferred antenna body includes at least one of an in-vehicle AM/FM/DAB/SDARS/GNSS antenna.
The preferred antenna body comprises at least one of a WiFi/Bluetooth/NFC/UWB/2G/3G/4G/5G/V2X radio frequency antenna.
The preferred wireless communication unit also includes a baseband processor.
The preferred communication domain controller includes an application processor, a baseband processor.
The preferred communication domain controller also includes an antenna body, a radio frequency front end, a radio frequency transceiver, an ethernet interface.
By supporting multiple wireless communication units with one communication domain controller 2, significant cost savings are achieved over the one antenna one communication domain controller 2 design. An ethernet is a hundred or a thousand or a ten thousand mega ethernet. The single wireless communication unit 1 includes an antenna body, a radio frequency front end, a radio frequency transceiver, a baseband processor, and an ethernet interface. The wireless communication unit 1 realizes transmission/reception conversion of wireless signals. And the communication domain controller 2 is connected with the central control module to form a complete vehicle networking control device. The car networking device and the car central control system interact. The wireless communication unit 1 is disposed on the surface or inside of an automobile, including but not limited to a shark fin antenna, a sunroof, a rearview mirror, a window glass, a front bumper, a rear trunk, or front and rear headlights. The antennas are arranged at different positions of the automobile, so that the volume and the number of the antennas are increased. The antenna is well arranged and installed in the automobile production process. Each main antenna is correspondingly provided with a standby antenna. The main antenna and the standby antenna are arranged in different automobile directions, and are connected with the communication domain controller through respective Ethernet lines. When an accident occurs to the automobile, the main antenna is damaged, and the standby antenna is activated and started. The antenna body comprises at least one of AM/FM/DAB/SDARS/GNSS antenna. The preferred antenna body comprises at least one of a WiFi/Bluetooth/NFC/UWB/2G/3G/4G/5G/V2X radio frequency antenna.
As shown in fig. 2, an embodiment of the present invention is a method for setting a smart antenna of a vehicle networking, including the following steps:
s100, the N wireless communication units are respectively arranged on the surface of the automobile or in different directions of the interior of the automobile; the wireless communication unit is used for processing wireless signals and comprises an antenna body, a radio frequency front end and an Ethernet interface, wherein N > = 2;
s200, coupling N wireless communication units with a communication domain controller through Ethernet respectively, wherein the communication domain controller comprises an application processor;
s300, connecting the communication domain controller with an internal bus of the vehicle, processing ECU data of the vehicle and performing information interaction with a system outside the vehicle through a wireless communication unit;
s400, the Ethernet is used for transmitting data of the communication domain controller and the plurality of wireless communication units at a high speed.
An ethernet is a hundred or a thousand or a ten thousand mega ethernet.
As shown in fig. 3, the method comprises the following steps:
s500, receiving and sending wireless signals by the antenna body;
s600, the radio frequency front end is connected with the antenna body, and wireless signals of the antenna body are converted into digital signals;
and S700, the radio frequency front end converts the digital signals transmitted by the communication domain controller into signals which can be transmitted by the antenna body.
Further comprising the steps of:
and S800, configuring a baseband preprocessor for the wireless communication unit, wherein the baseband preprocessor is used for data storage and preprocessing, and the baseband preprocessor supports AM, FM, DAB, SDARS, GNSS, WiFi, Bluetooth, NFC, UWB, 2G, 3G, 4G, 5G or V2X data processing and storage.
Further comprising the steps of:
and S900, configuring a baseband processor for the communication domain controller, wherein the baseband processor is coupled with the application processor and supports the processing and storage of at least one antenna data of AM, FM, DAB, SDARS, GNSS, WiFi, Bluetooth, NFC, UWB, 2G, 3G, 4G, 5G or V2X data.
Further comprising the steps of:
s1000, configuring a standby antenna body, wherein the standby antenna body and the antenna body have the same functional structure, the standby antenna body and the antenna body are distributed at different positions, the standby antenna body is not powered on at ordinary times, and the standby antenna body starts to work when the antenna body is damaged.
Step S100 further includes:
s110, respectively arranging wireless communication units on the surface or inside the vehicle, wherein the wireless communication units comprise a shark fin antenna, a vehicle skylight, a rearview mirror, window glass, a front bumper, a rear bumper, a trunk or front and rear lamps of the vehicle;
s120, testing the signal receiving and transmitting effect and the anti-interference effect of the wireless communication unit;
s130, adjusting the position of the wireless communication unit on the vehicle to obtain better communication effect and anti-interference effect.
Further, the method also comprises the following steps:
s150, M (M) = 1) 5G antennas may be respectively disposed on a surface of a vehicle or inside the vehicle, including but not limited to a shark fin antenna, a sunroof, a rearview mirror, a window glass, a front bumper, a rear bumper, a trunk, or front and rear headlights of the vehicle, where the 5G antennas are respectively responsible for receiving and transmitting 5G signals of different frequency bands;
s160, testing the signal receiving and transmitting effect and the anti-interference effect of the 5G antenna;
s170, adjusting the position of the 5G antenna on the vehicle to obtain a good communication effect and an anti-interference effect.
The antenna body comprises at least one of a WiFi or Bluetooth or NFC or UWB radio frequency antenna.
The antenna body comprises a vehicle-mounted V2X radio frequency antenna.
The antenna body comprises at least one of 2G, 3G, 4G or 5G radio frequency antennas.
The antenna body comprises at least one of AM, FM, DAB, SDARS or GNSS antenna in the vehicle.
The beneficial technical effects of the method for setting the intelligent antenna of the Internet of vehicles are as follows: the distributed antenna communication unit design enables the wireless signal receiving efficiency to be higher and better; the plurality of wireless communication units 1 are connected with one communication domain controller 2, so that the cost is greatly saved; the wireless communication unit 1 is connected to the communication domain controller through the high-speed ethernet so that the data transmission efficiency is not affected.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A method for setting an intelligent antenna of a vehicle networking is characterized by comprising the following steps:
s100, the N wireless communication units are respectively arranged on the surface of the automobile or in different directions of the interior of the automobile; the wireless communication unit is used for processing wireless signals and comprises an antenna body, a radio frequency front end and an Ethernet interface, wherein N > = 2;
s200, the N wireless communication units are respectively coupled with a communication domain controller through Ethernet, and the communication domain controller comprises an application processor;
s300, the communication domain controller is connected with an internal bus of the vehicle, processes ECU data of the vehicle and carries out information interaction with a system outside the vehicle through the wireless communication unit;
s400, the data of the communication domain controller and the plurality of wireless communication units are transmitted at high speed through Ethernet.
2. The setting method of smart antenna of car networking according to claim 1, wherein the ethernet is one hundred mega ethernet or one thousand mega ethernet or one ten thousand mega ethernet.
3. The setting method of the intelligent antenna of the internet of vehicles according to claim 1, comprising the following steps:
s500, receiving and sending wireless signals by the antenna body;
s600, the radio frequency front end is connected with the antenna body, and wireless signals of the antenna body are converted into digital signals;
and S700, the radio frequency front end converts the digital signals transmitted by the communication domain controller into signals which can be transmitted by the antenna body.
4. The setting method of the intelligent antenna of the internet of vehicles according to claim 1, further comprising the steps of:
and S800, configuring a baseband preprocessor for the wireless communication unit, wherein the baseband preprocessor is used for storing and preprocessing data, and the baseband preprocessor supports the processing and storing of AM, FM, DAB, SDARS, GNSS, WiFi, Bluetooth, NFC, UWB, 2G, 3G, 4G, 5G or V2X data.
5. The setting method of the intelligent antenna of the internet of vehicles according to claim 1, further comprising the steps of:
s900, configuring a baseband processor for the communication domain controller, wherein the baseband processor is coupled with the application processor, and the baseband processor supports processing and storage of at least one antenna data of AM, FM, DAB, SDARS, GNSS, WiFi, Bluetooth, NFC, UWB, 2G, 3G, 4G, 5G or V2X data.
6. The setting method of the intelligent antenna of the internet of vehicles according to claim 1, further comprising the steps of:
s1000, configuring a standby antenna body, wherein the standby antenna body has the same functional structure as the antenna body, the standby antenna body and the antenna body are distributed at different positions, the standby antenna body is not powered on at ordinary times, and the standby antenna body starts to work when the antenna body is damaged.
7. The setting method of the smart antenna of the internet of vehicles according to claim 1, wherein the step S100 further comprises:
s110, respectively arranging the wireless communication units on the surface or inside the vehicle, wherein the wireless communication units comprise a shark fin antenna, a vehicle skylight, a rearview mirror, window glass, a front bumper, a rear bumper, a trunk or front and rear lamps of the vehicle;
s120, testing the receiving and transmitting signal effect and the anti-interference effect of the wireless communication unit;
s130, adjusting the position of the wireless communication unit on the vehicle to obtain better communication effect and anti-interference effect.
8. The setting method of the intelligent antenna of the internet of vehicles according to claim 7, further comprising the following steps:
s150, M (M) = 1) 5G antennas may be respectively disposed on a surface of a vehicle or inside the vehicle, including but not limited to a shark fin antenna, a sunroof, a rearview mirror, a window glass, a front bumper, a rear bumper, a trunk, or front and rear headlights of the vehicle, where the 5G antennas are respectively responsible for receiving and transmitting 5G signals of different frequency bands;
s160, testing the signal receiving and transmitting effect and the anti-interference effect of the 5G antenna;
s170, adjusting the position of the 5G antenna on the vehicle to obtain a better communication effect and an anti-interference effect.
9. The setting method of the car networking smart antenna of claim 3, wherein the antenna body comprises at least one of a WiFi or Bluetooth or NFC or UWB radio frequency antenna.
10. The setting method of the car networking smart antenna as claimed in claim 3, wherein the antenna body comprises at least one of a car V2X RF antenna, a 2G or 3G or 4G or 5G RF antenna, an in-car AM or FM or DAB or SDARS or GNSS antenna.
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| CN202110374161.7A CN113078918A (en) | 2021-04-07 | 2021-04-07 | Method for setting intelligent antenna of Internet of vehicles |
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| CN202110374161.7A CN113078918A (en) | 2021-04-07 | 2021-04-07 | Method for setting intelligent antenna of Internet of vehicles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113676575A (en) * | 2021-08-17 | 2021-11-19 | 维沃移动通信有限公司 | Antenna module and electronic equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108141235A (en) * | 2015-10-06 | 2018-06-08 | 奥迪股份公司 | Motor vehicles with mutiple antennas and at least one Center Communication Unit |
-
2021
- 2021-04-07 CN CN202110374161.7A patent/CN113078918A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108141235A (en) * | 2015-10-06 | 2018-06-08 | 奥迪股份公司 | Motor vehicles with mutiple antennas and at least one Center Communication Unit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113676575A (en) * | 2021-08-17 | 2021-11-19 | 维沃移动通信有限公司 | Antenna module and electronic equipment |
| CN113676575B (en) * | 2021-08-17 | 2024-04-09 | 维沃移动通信有限公司 | Antenna module and electronic equipment |
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