WO2022237564A1 - 汽车内置5g集成式天线 - Google Patents

汽车内置5g集成式天线 Download PDF

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Publication number
WO2022237564A1
WO2022237564A1 PCT/CN2022/089990 CN2022089990W WO2022237564A1 WO 2022237564 A1 WO2022237564 A1 WO 2022237564A1 CN 2022089990 W CN2022089990 W CN 2022089990W WO 2022237564 A1 WO2022237564 A1 WO 2022237564A1
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Prior art keywords
antenna
connector
plastic
precision
printed circuit
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PCT/CN2022/089990
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English (en)
French (fr)
Inventor
殷伟
李春玫
李红梅
叶鸭泉
潘文俊
薛亚隆
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泰州苏中天线集团有限公司
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Application filed by 泰州苏中天线集团有限公司 filed Critical 泰州苏中天线集团有限公司
Priority to JP2023557308A priority Critical patent/JP2024510033A/ja
Publication of WO2022237564A1 publication Critical patent/WO2022237564A1/zh

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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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • 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
    • H01Q1/3233—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation systems

Definitions

  • the invention relates to the technical field of automotive antennas, in particular to a 5G integrated antenna built into an automotive.
  • the five-in-one in-depth layout of "navigation + Internet of Vehicles + automatic driving + big data + chips" welcomes the comprehensive upgrade of the era of intelligent driving.
  • Intelligent connected vehicles are not only one of the most important application scenarios of 5G, but also the core direction of new infrastructure in the field of artificial intelligence.
  • High-precision maps are a must for the realization of high-level autonomous driving (level3 and above), and will become an important point in the future for the start of high-precision commercialization.
  • Intelligent networked vehicles have laid a new direction for the development of automotive technology by integrating global positioning system navigation technology GNSS, vehicle-to-vehicle communication technology V2X, wireless communication 5G and remote sensing technology, and realized the compatibility of manual driving and automatic driving. Understand from the user's point of view, further improve and optimize the user's driving experience; automatic driving achieves the ultimate driving experience by liberating manpower and driving by machines.
  • the embodiment of the present invention provides a built-in 5G integrated antenna for the above-mentioned needs, which is a built-in 5G integrated high-precision GNSS and V2X antenna in a car, which integrates a high-precision navigation module, a 5G signal antenna, and a V2X antenna into one antenna housing , installed in the car to bring convenience to drivers and passengers.
  • the built-in 5G integrated antenna in the car includes: plastic shell, plastic mounting bracket, antenna printed circuit board, high-precision GNSS receiving module, 5G antenna, V2X antenna, connector ;
  • the plastic shell is equipped with a high-precision GNSS receiving module mounting pillar.
  • the high-precision GNSS receiving module, V2X antenna, and 5G antenna are installed on the PCB board, and are installed on the high-precision GNSS receiving module mounting pillar through the PCB board;
  • the plastic mounting bracket is provided with Mounting hole, the plastic shell is installed with a plastic mounting bracket through the mounting column;
  • the wireless printed circuit substrate is installed on a plastic mounting bracket, and the antenna printed circuit substrate is provided with GNSS high-precision navigation module circuits and 5G and V2X matching circuits, which are transmitted to the terminal processing device for use through signal connectors and transmission lines.
  • the plastic mounting bracket is provided with mounting holes.
  • the front and back sides of the PCB board are provided with PCB printed circuit boards, and a plurality of copper-clad conductor bars are arranged alternately on the front and back sides of the PCB printed circuit board, and the copper-clad wire strips arranged alternately on the front and back sides are Foil conductor strips connected in series through copper-clad vias to form distributed printed circuits. Transform two signals in the same phase into a signal with a phase difference of 90° through the bridge, and then amplify the signals with different phases through low-noise printing to achieve high-precision positioning.
  • the connector is provided with a GNSS connector, a 5G signal connector, and a V2X connector.
  • the high-precision GNSS receiving module, the V2X antenna, and the 5G antenna are respectively installed on the PCB, and output to the terminal processing device through the GNSS connector, the 5G signal connector, and the V2X connector, respectively, for high-precision navigation and positioning And car-vehicle collaboration, vehicle-road collaboration.
  • the 5G antenna includes 5G antenna one, 5G antenna two, 5G antenna three, and 5G antenna four.
  • the plastic housing is provided with a connector outlet, and a fixing card is installed to fix and position the extracted 5G signal connector, GNSS connector, and V2X connector.
  • the integrated 5G antenna built in the car is installed in the gap between the upper sheet metal of the car or in the rear deflector of the car through the mounting hole on the plastic mounting bracket.
  • the connector is connected to the terminal processing device of the control panel of the car cab to the display screen through the shielded data signal transmission line, and is used for GNSS satellite navigation during vehicle transportation.
  • V2X is used for vehicle-vehicle coordination and vehicle-road coordination during vehicle transportation;
  • 5G signal connector Connect to the terminal processing device through the shielded data signal transmission line, use it for 5G equipment, and bring convenience and safety to drivers and passengers.
  • the 5G integrated antenna provided in the embodiment of the present invention has a reasonable design and a compact structure.
  • the GNSS module, the 5G signal receiving antenna, and the V2X antenna are integrated into one antenna housing and installed in the car, bringing convenience to drivers and passengers. Since the built-in 5G integrated antenna in the car is installed in the car, it is protected from wind, rain, sun and rain, which improves the stability of the received signal and has a long service life.
  • Fig. 1 is a structural diagram of the built-in 5G integrated antenna in the car in the embodiment of the present invention after opening the plastic casing;
  • Fig. 2 is an exploded view of the structure of the built-in 5G integrated antenna in the car according to the embodiment of the present invention.
  • the 5G integrated antenna built into the car includes a plastic shell 1, a plastic mounting bracket 2, a printed circuit board 3, a high-precision GNSS receiving module 4, a PCB board 5, and a GNSS connector 6.
  • the 5G integrated antenna built into the car includes a plastic shell 1, a plastic mounting bracket 2, an antenna printed circuit board 3, a high-precision GNSS receiving module 4, a 5G antenna 10, a V2X antenna 9, and a connector.
  • the plastic shell 1 is provided with a high-precision GNSS receiving module mounting pillar, and the high-precision GNSS receiving module 4, V2X antenna 9, and 5G antenna 10 are installed on the PCB board 5, and are installed on the high-precision GNSS receiving module mounting pillar through the PCB board 5.
  • the plastic installation bracket 2 is provided with an installation hole 2-1, and the plastic housing 1 is installed with the plastic installation bracket 2 through the installation of the fixing column 1-1.
  • the printed circuit board 3 is installed on the plastic mounting bracket 2, and the antenna printed circuit board 3 is provided with a GNSS high-precision navigation module circuit and 5G and V2X matching circuits, which are transmitted to the terminal processing device for use through signal connectors and transmission lines.
  • the front and back sides of the PCB board 5 are provided with PCB printed circuit boards, and a plurality of copper foil-clad wire strips are arranged alternately on the front and back sides of the PCB printed circuit board, and the front and back sides are alternately arranged Copper foil wire strips are connected in series to form distributed printed circuits through copper-clad through-holes at the ends.
  • the two signals with the same phase are converted into a signal with a phase difference of 90° through the bridge, and then the signals with different phases are amplified by low-noise printing to achieve high-precision positioning.
  • the connectors are provided with a GNSS connector 6 , a 5G signal connector 7 , and a V2X connector 8 .
  • the high-precision GNSS receiving module 4, the V2X antenna 9, and the 5G antenna 10 are respectively installed on the PCB board 5, and output to the terminal processing device through the GNSS connector 6, the 5G signal connector 7, and the V2X connector 8 respectively.
  • high-precision navigation and positioning, vehicle-vehicle coordination, and vehicle-road coordination are used.
  • the 5G antenna 10 is provided with a 5G antenna one 10-1, a 5G antenna two 10-2, a 5G antenna three 10-3, and a 5G antenna four 10-4.
  • the plastic housing 1 is provided with a connector outlet 2-2, which is equipped with a fixing card to fix and position the extracted 5G, GNSS, and V2X connectors.
  • a sealing ring 11 is installed on the lower part of the plastic mounting bracket 2 for sealing installation.
  • the high-precision GNSS receiving module 4 is composed of a ceramic antenna, a printed patch circuit, and a shielding case.
  • the 5G integrated antenna built in the car is installed in the gap between the upper sheet metal of the car or at the rear of the car through the mounting hole 2-1 on the plastic mounting bracket 2 with screws.
  • the connector is connected to the terminal processing device of the control panel of the car cab to the display screen through the shielded data signal transmission line, and is used for GNSS satellite navigation during vehicle transportation.
  • the V2X antenna 9 is used for vehicle-vehicle coordination during vehicle transportation, and Synergy; 5G signal connectors are connected to terminal processing devices through shielded data signal transmission lines, used for 5G equipment, and bring convenience and safety to drivers and passengers.

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Details Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Support Of Aerials (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)

Abstract

本发明提供了一种汽车内置5G集成式天线，包括：塑料外壳、塑料安装支架、天线印刷电路基板、高精度GNSS接收模块、5G天线、V2X天线和连接器；塑料外壳内设置有高精度GNSS接收模块安装支柱，高精度GNSS接收模块、V2X天线、5G天线安装在PCB板上，通过PCB板安装在高精度GNSS接收模块安装柱上；塑料外壳通过安装固定柱安装有塑料安装支架；无线印刷电路基板安装在塑料安装支架上，天线印刷电路基板上设置有GNSS高精度导航模块电路及5G、V2X匹配电路，通过信号连接器及传输线传送到终端处理装置上使用。本发明实施例集成高精度导航、5G通讯信号天线、V2X天线，适用于所有汽车类型安装与使用。

Description

汽车内置5G集成式天线 技术领域
本发明涉及汽车天线技术领域，尤其涉及一种汽车内置5G集成式天线。
背景技术
“导航+车联网+自动驾驶+大数据+芯片”五位一体的纵深布局，迎接智能驾驶时代的全面升级。为互联网汽车客户提供云端一体化的卫星导航系统GNSS解决方案。为消费者提供高精度车道级导航体验，并通过GNSS组合定位，解决车载定位设备在卫星信号丢失情况下的定位问题，解决交通发达及车流量大带来的多事故率，提升终端的综合定位能力。为自动驾驶汽车客户提供覆盖全国的实时高精度位置解算服务。
智能网联汽车不但是5G最重要的应用场景之一，同时也是新基建在人工智能领域的核心方向。高精度地图是实现高等级自动驾驶(level3及以上)的必选项，今后将成为高精度商业化启动的重要时点。智能网联汽车通过整合全球定位系统导航技术GNSS、车对车交流技术V2X、无线通信5G及远程感应技术奠定了新的汽车技术发展方向，实现了手动驾驶和自动驾驶的兼容。从用户角度去理解，进一步完善和优化用户的驾驶体验；自动驾驶通过解放人力，由机器驾驶的方式实现最终极的驾驶体验。
发明内容
本发明实施例针对上述需求提供一种汽车内置5G集成式天线，是一种汽车内置5G集成高精度GNSS、V2X天线，将高精度导航模块，与5G信号天线、V2X天线集成于一个天线壳体内，安装在车内，给驾乘人员带来方便，所述汽车内置5G集成式天线包括：塑料外壳、塑料安装支架、天线印刷电路基板、高精度GNSS接收模块、5G天线、V2X天线、连接器；
塑料外壳内设置有高精度GNSS接收模块安装支柱，高精度GNSS接收模块、V2X天线、5G天线安装在PCB板上，通过PCB板安装在高精度GNSS接收模块安装柱上；塑料安装支架上设置有安装孔，塑料外壳通过安装固定柱安装有塑料安装支架；
无线印刷电路基板安装在塑料安装支架上，天线印刷电路基板上设置有GNSS高精度导航模块电路及5G、V2X匹配电路，通过信号连接器及传输线传送到终端处理装置上使用。
在一个实施例中，塑料安装支架上设置有安装孔。
在一个实施例中，所述的PCB板正反两面设置有PCB印刷电路板，在PCB印刷电路板正、反两面交错设置有多条敷铜箔导线条，正、反两面交错设置的敷铜箔导线条，通过端部敷铜通孔串联成分布的印刷电路。通过电桥将两路同相位信号转变为一路相位相差90°的信号，再经过低噪声印刷将此相位不同的信号放大，以达到高精度定位的效果
在一个实施例中，所述的连接器设置有GNSS连接器、5G信号连接器、V2X连接器。
在一个实施例中，高精度GNSS接收模块、V2X天线、5G天线分别安装在PCB板上，分别通过GNSS连接器、5G信号连接器、V2X连接器输出到终端处理装置上，进行高精度导航定位及车车协同，车路协同用。
在一个实施例中，所述的5G天线设置有5G天线一、5G天线二、5G天线三、5G天线四。
在一个实施例中，塑料外壳设置有连接器引出口，装有固定卡，将引出的5G信号连接器、GNSS连接器、V2X连接器固定定位。
在一个实施例中，汽车内置5G集成式天线使用时，通过塑料安装支架上安装孔，采用螺丝将汽车内置5G集成式天线安装在汽车上部钣金中间夹缝空隙处或车尾挠流板内，连接器通过屏蔽数据信号传输线连接到汽车驾驶室控制板终端处理装置上至显示屏，用于车辆运输时进行GNSS卫星导航，V2X用于车辆运输时车车协同，车路协同；5G信号连接器，通过屏蔽数据信号传输线连接到终端处理装置上，给5G设备使用，给驾乘人员带来方便及安全。
本发明实施例提供的汽车内置5G集成式天线设计合理，结构紧凑，将GNSS模块，5G信号接收天线、V2X天线集成于一个天线壳体内，安装在车内，给驾乘人员带来方便。由于汽车内置5G集成式天线安装在汽车内，免受风吹雨打、日晒雨淋，提高了接收信号稳定性，使用寿命长。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。在附图中：
图1为本发明实施例中汽车内置5G集成式天线打开塑料外壳后结构图；
图2为本发明实施例中汽车内置5G集成式天线结构分解图。
附图标号
1：塑料外壳；
2：塑料安装支架；
3：印刷电路基板；
4：高精度GNSS接收模块；
5：PCB板；
6：GNSS连接器；
7：5G信号连接器；
8：V2X连接器；
9：V2X天线；
10：5G天线；
11：密封圈；
1-1：安装固定柱；
2-1：安装孔；
2-2：连接器引出口；
10-1：5G天线一；
10-2：5G天线二；
10-3：5G天线三；
10-4：5G天线四。
具体实施方式
为使本发明实施例的目的、技术方案和优点更加清楚明白，下面结合附图对本发明实施例做进一步详细说明。在此，本发明的示意性实施例及其说明用于解释本发明，但并不作为对本发明的限定。
在本说明书的描述中，所使用的“包含”、“包括”、“具有”、“含有”等，均为开放性的用语，即意指包含但不限于。参考术语“一个实施例”、“一个具体实施例”、“一些实施例”、“例如”等的描述意指结合该实施例或示例描述的具体特征、结构或者特点包含于本申请的至少一个实施例或示例中。在本说明书中，对上述术语的示意性表述不一定指的是相同的实施例或示例。而且，描述的具体特征、结构或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。各实施例中涉及的步骤顺序用于示意性说明本申请的实施，其中的步骤顺序不作限定，可根据需要作适当调整。
本发明实施例中，如图1～图2所示，汽车内置5G集成式天线包括塑料外壳1、塑料安装支架2、印刷电路基板3、高精度GNSS接收模块4、PCB板5、GNSS连接器6、5G信号连接器7、V2X连接器8、V2X天线9、5G天线10、密封圈11。
汽车内置5G集成式天线包括塑料外壳1、塑料安装支架2、天线印刷电路基板3、高精度GNSS接收模块4、5G天线10、V2X天线9、连接器。
塑料外壳1内设置有高精度GNSS接收模块安装支柱，高精度GNSS接收模块4、V2X天线9、5G天线10安装在PCB板5上，通过PCB板5安装在高精度GNSS接收模块安装柱上。塑料安装支架2上设置有安装孔2-1，塑料外壳1通过安装固定柱1-1安装有塑料安装支架2。
印刷电路基板3安装在塑料安装支架2上，天线印刷电路基板3上设置有GNSS高精度导航模块电路及5G、V2X匹配电路，通过信号连接器及传输线传送到终端处理装置上使用。
在一个实施例中，所述的PCB板5正反两面设置有PCB印刷电路板，在PCB印刷电路板正、反两面交错设置有多条敷铜箔导线条，正、反两面交错设置的敷铜箔导线条，通过端部敷铜通孔串联成分布的印刷电路。通过电桥将两路同相位信号转变为一路相位相差90°的信号，再经过低噪声印刷将此相位不同的信号放大，以达到高精度定位的效果。
在一个实施例中，所述的连接器设置有GNSS连接器6、5G信号连接器7、V2X连接器8。
在一个实施例中，高精度GNSS接收模块4、V2X天线9、5G天线10分别安装在PCB板5上，分别通过GNSS连接器6、5G信号连接器7、V2X连接器8输出到终端处理装置上，进行高精度导航定位及车车协同，车路协同用。
在一个实施例中，所述的5G天线10设置有5G天线一10-1、5G天线二10-2、5G天线三10-3、5G天线四10-4。
在一个实施例中，塑料外壳1设置有连接器引出口2-2，装有固定卡，将引出的5G、GNSS、V2X连接器固定定位。
在一个实施例中，塑料安装支架2下部安装有密封圈11，用于密封安装。
在一个实施例中，所述的高精度GNSS接收模块4采用陶瓷天线、印刷贴片电路、屏蔽罩壳组成。
在一个实施例中，汽车内置5G集成式天线使用时，通过塑料安装支架2上安装孔2-1，采用螺丝将汽车内置5G集成式天线安装在汽车上部钣金中间夹缝空隙处或车尾挠流板内，连接器通过屏蔽数据信号传输线连接到汽车驾驶室控制板终端处理装置上至显示屏，用于车辆运输时进行GNSS卫星导航，V2X天线9用于车辆运输时车车协同，车路协同；5G信号连接器，通过屏蔽数据信号传输线连接到终端处理装置上，给5G设备使用，给驾乘人员带来方便及安全。
以上所述的具体实施例，对本发明的目的、技术方案和有益效果进行了进一步详细说明，所应理解的是，以上所述仅为本发明的具体实施例而已，并不用于限定本发明的保护范围，凡在本发明的精神和原则之内，所做的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (7)

  1. 一种汽车内置5G集成式天线，其特征在于，包括：塑料外壳、塑料安装支架、天线印刷电路基板、高精度GNSS接收模块、5G天线、V2X天线和连接器；
    塑料外壳内设置有高精度GNSS接收模块安装支柱，高精度GNSS接收模块、V2X天线、5G天线安装在PCB板上，通过PCB板安装在高精度GNSS接收模块安装柱上；塑料外壳通过安装固定柱安装有塑料安装支架；
    无线印刷电路基板安装在塑料安装支架上，天线印刷电路基板上设置有GNSS高精度导航模块电路及5G、V2X匹配电路，通过信号连接器及传输线传送到终端处理装置上使用。
  2. 根据权利要求1所述的汽车内置5G集成式天线，其特征在于，塑料安装支架上设置有安装孔。
  3. 根据权利要求1所述的汽车内置5G集成式天线，其特征在于，所述的PCB板正反两面设置有PCB印刷电路板，在PCB印刷电路板正、反两面交错设置有多条敷铜箔导线条，正、反两面交错设置的敷铜箔导线条，通过端部敷铜通孔串联成分布的印刷电路，通过电桥将两路同相位信号转变为一路相位相差90°的信号，再经过低噪声印刷将此相位不同的信号放大，以达到高精度定位的效果。
  4. 根据权利要求1所述的汽车内置5G集成式天线，其特征在于，所述的连接器设置有GNSS连接器、5G信号连接器、V2X连接器。
  5. 根据权利要求1所述的汽车内置5G集成式天线，其特征在于，塑料外壳设置有连接器引出口，装有固定卡，将引出的5G信号连接器、GNSS连接器、V2X连接器固定定位。
  6. 根据权利要求1所述的汽车内置5G集成式天线，其特征在于，所述的5G天线设置有5G天线一、5G天线二、5G天线三、5G天线四。
  7. 根据权利要求1所述的汽车内置5G集成式天线，其特征在于，汽车内置5G集成式天线，通过塑料安装支架上安装孔，采用螺丝将汽车内置5G集成式天线安装在汽车上部钣金中间夹缝空隙处或车尾挠流板内，连接器通过屏蔽数据信号传输线连接到汽车驾驶室控制板终端处理装置上至显示屏，用于车辆运输时进行GNSS卫星导航，V2X用于车辆运输时车车协同，车路协同；5G信号连接器，通过屏蔽数据信号传输线连接到终端处理装置上，给5G设备使用。
PCT/CN2022/089990 2021-05-11 2022-04-28 汽车内置5g集成式天线 WO2022237564A1 (zh)

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