CN103438893A - Method for supporting vehicle navigator to update map on line - Google Patents

Method for supporting vehicle navigator to update map on line Download PDF

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CN103438893A
CN103438893A CN 201310441119 CN201310441119A CN103438893A CN 103438893 A CN103438893 A CN 103438893A CN 201310441119 CN201310441119 CN 201310441119 CN 201310441119 A CN201310441119 A CN 201310441119A CN 103438893 A CN103438893 A CN 103438893A
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map
car navigation
version
method
information
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CN 201310441119
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Chinese (zh)
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张志坚
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广州派腾知识产权服务有限公司
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Abstract

The invention in particular relates to a method for supporting a vehicle navigator to update a map on line. The method comprises the processes that 1. the vehicle navigator is connected to a service platform via a mobile communication network by utilizing a data communication module; 2. the service platform obtains the latest map version information according to the hardware information and software specification of the vehicle navigator and the vehicle navigator receives the map version information and compares the received map version information with the current map version information; 3. when the map version information received by the vehicle navigator is higher than the current map version information, the latest version of map is downloaded from the service platform to update the current map; the vehicle navigator integrates the data communication module and the data communication module is responsible for connection with the internet. The problem that the vehicle navigator can not update the map on line is solved by utilizing a mature mobile network. The method has the advantages of convenience, practicability and economy.

Description

一种支持车载导航仪在线更新地图的方法技术领域 BACKGROUND kind of support car navigation map update online

[0001] 本发明涉及通信技术领域,具体涉及一种实现车载导航仪在线更新地图的方法。 [0001] The present invention relates to communication technologies, and particularly relates to a method for car navigation map update online implementation. 背景技术 Background technique

[0002] 车载导航仪是一种能够帮助用户准确定位当前位置,并且根据既定的目的地计算行程,通过地图显示和语音提示两种方式引导用户行至目的地的仪器的行车辅助设备。 [0002] is a car navigation system to help users accurately locate the current position, and calculates the stroke according to a predetermined destination, the map display and voice prompts to guide the user in two ways to the instrument destination line driving auxiliary equipment.

[0003] 随着社会经济的发展,汽车市场的规模越来越大,拥有汽车的用户数量也越来越多。 [0003] With the development of society and economy, the size of the car market is growing, the number of users of car ownership is also increasing. 伴随卫星导航技术成熟,车载导航仪GPS、北斗等卫星导航系统可以快速定位汽车当前所在的位置坐标,从而推动车载导航仪的逐渐普及。 Along with satellite navigation technology is mature, car navigation systems GPS, Compass satellite navigation system can quickly locate the position coordinates of the current location of the car, thus promoting the increasing popularity of car navigation systems. 其中GPS技术原理是车载导航仪通过GPS芯片向卫星发送获取位置信息请求,卫星根据请求的信号计算出GPS芯片所在的位置,并将位置信息返回给GPS芯片。 Wherein the principle of GPS technology car navigation system obtaining location information transmission request, the GPS satellite calculated based on the chip where a request signal to the satellite through the GPS chip position, and returns the location information to the GPS chip. 车载导航仪接收卫星发送过来的位置信息与预设的地图进行匹配比较,将汽车地理位置显示在屏幕上。 Car navigation systems to receive satellite location information sent from the match with a preset map, geographic car will be displayed on the screen. 路线导航是指用户根据具体的目标地方与当前位置,计算出最快到达目的地的路线,指导司机到达目的地。 Route navigation refers to the user based on specific targets where the current position to calculate the fastest route to your destination, guide the driver to the destination. 随着我国公路体系的不断完善及城市道路的高速发展,人们在驾车行驶过程中对车载导航仪的依赖度也越来越高。 With the rapid development and continuous improvement of the urban road highway system in China was driving people in the course of the dependence on car navigation systems have become more sophisticated.

[0004] 车载导航仪在出厂后,地图已经预设在车载终端上面。 [0004] After the factory car navigation systems, maps are preset in the vehicle terminal above. 在传统情况下,当车载终端需要升级地图时,需要将车载终端拿到厂家或者代理点,由他们为用户进行升级。 In the traditional case, when the vehicle terminal needs to be upgraded map, we need to get the car terminal manufacturers or agency locations, upgrades for users by them. 而由于公路建设的快速发展,特别是城市道路的日益更新,频繁地将车载终端拿到厂家或者代理点进行地图升级这种模式已经变得不切实际,无法满足人们的需求。 And due to the rapid development of highway construction, especially the growing urban roads updated frequently to get the vehicle terminal manufacturers or agents point map upgrade this model has become unrealistic, unable to meet people's needs. 因此有必要提供一种新的车载导航仪地图的升级方法,旨在克服现有车载导航仪地图只能离线更新的缺点。 It is therefore necessary to provide a new car navigation map upgrade method aimed at overcoming the existing car navigation map updates can only offline shortcomings.

[0005] 发明内容 [0005] SUMMARY OF THE INVENTION

本发明目的在于提供一种支持车载导航仪在线更新地图的方法。 The present invention is to provide a method for car navigation systems support online update of the map. 本发明采用技术手段如下: The present invention adopts the following technical means:

提供一种实现车载导航仪在线更新地图的方法,其特征在于包括以下步骤: There is provided a method for car navigation map update online implementation, characterized by comprising the steps of:

51.车载导航仪利用数据通讯模块通过移动通信网络连接到服务平台; 51. A car navigation system using a data communications module is connected to the service platform through the mobile communication network;

52.服务平台根据车载导航仪的硬件信息,软件规格获取最新的地图版本信息,车载导航仪接收地图版本信息并与当前地图版本信息进行比较; 52. The service platform for the latest version of the map information based on the hardware information of car navigation systems, software specifications, car navigation map version information is received and compared with the current map version information;

53.当车载导航仪接收的地图版本信息高于当前地图版本信息时,从服务平台下载最新版本的地图进行更新; 53. When the car navigation map version information received is higher than the current map version information, download the latest version from the map service platform to be updated;

所述车载导航仪集成数据通讯模块。 The car navigation systems integrated data communication module.

[0006] 优选地,所述数据通讯模块通过3G网络、4G网络或其它移动通信网络连接互联网。 [0006] Preferably, the data communication module 3G networks, 4G networks, or other mobile communication network connected to the Internet.

[0007] 优选地,所述车载导航仪利用GPS、北斗导航系统或其他卫星导航系统提供的信号进行导航。 [0007] Preferably, the in-vehicle navigation systems use signal GPS, Beidou Navigation System or other satellite navigation system provides a navigation.

[0008] 优选地,所述地图是由多个地图片段组成,地图切割算法包括以下步骤: [0008] Preferably, the map is a map of a plurality of fragments, cleavage map algorithm comprises the steps of:

51.根据城市规范,将地图按照一定区域进行切割; 51. According to city specifications, the map will be cut according to a certain area;

52.在SI的基础上再按照一定的尺寸进行栅格化,将地图切割成片段; S3.对地图片段分配版本号。 52. again in accordance with a certain size on the basis of SI rasterized into fragments map;. S3 assigns a version number of map segments.

[0009] SI中对地图进行切割的方式有:1、按经纬度将地图切割成为小方块;2、以城市中心为起点,以同心圆的方式,对每一个环进行切割;3、以城市按照地标进行划分,并对每一个区域进行二次切割;4、以主要的交通干线或沿着阻碍最少的路线进行切割。 [0009] SI in the way of cutting the map are: 1, according to the latitude and longitude of the map cut into small squares; 2, to the city center as a starting point to concentric circles, each ring cutting; 3, according to the city landmark to be divided, and each secondary cutting area; 4, to the main traffic arteries or minimal obstruction along the route cuts.

[0010] 进一步优选地,所述车载导航仪选取其中一部分地图片段进行升级。 [0010] Further preferably, the selected vehicle navigation systems wherein a portion of the map section upgrade. 譬如,只选取车载导航仪用户经常行走路线或当前导航路线中涉及的地图片段进行升级。 For example, only select users often car navigation routes or navigation route segment currently maps involved in the upgrade.

[0011] 更优选地,所述服务平台对升级版本地图进行压缩后供所述车载导航仪下载进行升级。 [0011] More preferably, the car navigation service for the download to upgrade the platform to an upgraded version of the map is compressed.

[0012] 本发明利用已经成熟的移动网络,解决了车载导航仪无法在线升级地图的问题,为因公路网络高速发展需要及时更新车载导航仪地图的汽车司机,带来出行的方便。 [0012] The present invention utilizes convenience mature mobile network to solve the car navigation systems can not be upgraded online map of the problem, as a result of the rapid development of the road network need to keep car navigation map car driver, brought travel.

[0013] 因移动通讯设备上网过程中会产生流量费用,为了避免因下载地图消耗用户大量上网流量,本发明通过地图切割算法和地图压缩算法来减小地图下载流量。 [0013] Mobile communication devices because the Internet traffic generated during the cost, in order to avoid a large number of users to download maps consuming Internet traffic, according to the present invention by cutting algorithm maps Map map compression algorithms to reduce the download traffic. 本发明的优点是方便,实用、经济。 Advantage of the present invention is convenient, practical, economical.

附图说明 BRIEF DESCRIPTION

[0014] 图1为本发明实施例的示意图。 [0014] FIG. 1 is a schematic example of embodiment of the present invention.

[0015] 图2为本发明实施例1的流程图。 [0015] Example 2 is a flowchart of the embodiment 1 of the present invention.

[0016] 图3为本发明实施例2的流程图。 [0016] FIG 3 a flow diagram of the embodiment 2 of the present invention.

具体实施方式 detailed description

[0017] 下面结合附图和具体实施方式对本发明做进一步详细的说明,但实施例对本发明不做任何形式的限定。 [0017] The present invention will be further described in detail in conjunction with accompanying drawings and specific embodiments, but the embodiment is not limited to any form of the present invention.

[0018] 实施例1 [0018] Example 1

如图1所示,本发明实施例1包括步骤:1.车载导航仪(101)访问服务平台(102);2.服务平台(102)根据车载导航仪(101)的硬件信息,软件规格将最新地图版本信息发送给车载导航仪(101) ;3.车载导航仪(101)将最新地图版本与当前地图版本进行比较,发现最新地图版本高于当前地图版本时从服务平台(102)下载最新版本地图进行升级。 1, one embodiment of the present invention comprises the steps: a car navigation system (101) to access the service platform (102); 2 service platform (102) according to car navigation device (101) hardware information, software specifications the latest map version send information to car navigation device (101); when 3 car navigation system (101) the latest map version compared with the current version of the map, discover the latest map version is higher than the current map version (102) Download the latest from the service platform version of the map upgrade.

[0019] 实施例2 [0019] Example 2

如图1所示,本发明实施例2包括步骤:1.车载导航仪(101)访问服务平台(102),服务平台(102)确定车载导航仪(101)当前所在城市信息;2.服务平台(102)根据车载导航仪(101)的硬件信息,软件规格将当前所在城市最新地图版本信息发送给车载导航仪(101); 1, the embodiment 2 of the present invention comprises the steps of: a car navigation system (101) to access the service platform (102), a service platform (102) determines PND (101) current city information; service platform 2. (102) the in-vehicle navigation system (101) hardware information, software specifications current city will send the latest version of the map information to the car navigation system (101);

3.车载导航仪(101)将最新地图版本与当前地图版本进行比较,发现最新地图版本高于当前地图版本时从服务平台(102)下载经过压缩的最新版本地图片段进行升级。 3. The car navigation system (101) the latest map version compared with the current version of the map, found the latest map version is higher than the current map download compressed version of the latest version of the map section to upgrade from a service platform (102).

Claims (6)

1.ー种实现车载导航仪在线更新地图的方法,其特征在于包括以下步骤: 51.车载导航仪利用数据通讯模块通过移动通信网络连接到服务平台; 52.服务平台根据车载导航仪的硬件信息,软件规格获取最新的地图版本信息,车载导航仪接收地图版本信息并与当前地图版本信息进行比较; 53.当车载导航仪接收的地图版本信息高于当前地图版本信息吋,从服务平台下载最新版本的地图进行更新; 所述车载导航仪集成数据通讯模块。 1. ー method online car navigation map updates implemented, comprising the steps of: using the car navigation system 51. The data communication module connected to the internet via a mobile communication network service; information services platform 52. The car navigation system hardware , software specifications for the latest version of the map information, car navigation map version information is received and compared with the current map version information; 53. when the car navigation map version information received is higher than the current map information-inch version, download the latest from the service platform version of the map is updated; the car navigation system integrated data communication module.
2.根据权利要求1所述的ー种实现车载导航仪在线更新地图的方法,其特征在于所述数据通讯模块通过3G网络、4G网络或其它移动通信网络连接互联网。ー species according to claim 1, said method online updating map car navigation systems implemented, wherein the data communication module 3G networks, 4G networks, or other mobile communication network connected to the Internet.
3.根据权利要求1所述的ー种实现车载导航仪在线更新地图的方法,其特征在于所述车载导航仪利用GPS、北斗导航系统或其他卫星导航系统提供的信号进行导航。ー species according to claim 1, said method car navigation map update online implementation, wherein said car navigation systems use GPS, Beidou Navigation System signals or other satellite navigation system provides a navigation.
4.根据权利要求1〜3所述任意一项ー种实现车载导航仪在线更新地图的方法,其特征在于所述地图是由多个地图片段组成,地图切割算法包括以下步骤: 51.根据城市规范,将地图按照一定区域进行切割; 52.在SI的基础上再按照一定的尺寸进行栅格化,将地图切割成片段; 53.对地图片段分配版本号。 According to any of the claims 1~3 ー method car navigation map update online implementation, wherein said plurality of maps is a map fragments, cleavage map algorithm comprises the steps of: 51. The City specification, the map according to a certain region of the cutting; 52. then rasterized according to a certain size on the basis of the SI, the map into fragments; 53 assigns a version number of map segments.
5.根据权利要求4所述的ー种实现车载导航仪在线更新地图的方法,其特征在于所述车载导航仪选取其中一部分地图片段进行升级。 Species according to claim 4, wherein the method ー car navigation map update online implementation, wherein said selected part of car navigation map upgrade fragment.
6.根据权利要求5所述的ー种实现车载导航仪在线更新地图的方法,其特征在于所述服务平台对升级版本地图进行压缩后供所述车载导航仪下载进行升级。 The species ー method of claim 5, wherein the car navigation map update online implementation, wherein said car navigation system for downloading the upgrade version upgrade of the service platform to compress the map.
CN 201310441119 2013-09-25 2013-09-25 Method for supporting vehicle navigator to update map on line CN103438893A (en)

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CN105511926A (en) * 2015-12-21 2016-04-20 浙江鸿程计算机系统有限公司 Vehicle-mounted remote downloading device based on CDMA and upgrade method thereof
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