CN101556165A - Method for updating embedded mobile electronic map data base in real time - Google Patents
Method for updating embedded mobile electronic map data base in real time Download PDFInfo
- Publication number
- CN101556165A CN101556165A CNA2009100314188A CN200910031418A CN101556165A CN 101556165 A CN101556165 A CN 101556165A CN A2009100314188 A CNA2009100314188 A CN A2009100314188A CN 200910031418 A CN200910031418 A CN 200910031418A CN 101556165 A CN101556165 A CN 101556165A
- Authority
- CN
- China
- Prior art keywords
- map
- data
- electronic map
- elements
- electronic
- 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.)
- Pending
Links
Images
Landscapes
- Navigation (AREA)
- Instructional Devices (AREA)
Abstract
The invention relates to a method for updating an embedded mobile electronic map data base in real time, wherein map elements in the electronic map data base is firstly coded, and the IDs of the map elements are determined; the data of the relationship among the map elements is stored into the corresponding memory area of a map information storing device according to the IDs of the map elements; one item or a plurality of items of data of the relationship among the map elements can be extracted from the memory area of the map data, and the IDs of the map elements and the update state thereof are be obtained; data is acquired from a GPS/GPRS module and then is converted into geographic data compatible with the map data base, and whether the current travelling route belongs to certain map element is judged according to the coordinate figures of longitude and latitude; whether the map elements requires addition or modification is hinted according to the judged result; or by setting the travelling time threshold value, the map elements are automatically added when being more than the threshold value; finally, the updated data and the update state are stored into the map information memory area, thus electronic map data of a mobile navigation device can be stored and updated.
Description
Technical field
The present invention relates to a kind of interactive mode, real-time update, that have memory function, intelligentized embedded mobile electronic map data base, be particularly useful for the storage and the renewal of the electronic map data of mobile navigation device.
Background technology
Current, the GPS/GPRS navigation has extensively applied in the every field, particularly PND (portable navigator device) and in-vehicle navigation apparatus of wireless mobile communications.And along with the continuous development of national auto industry and road traffic, GPS navigation will more and more demonstrate wide application prospect.But also because can not upgrading in time of map of navigation electronic also greatly restricted the development of industries such as auto navigation, individual mobile navigation.Present GPS navigation ubiquity navigation accuracy is not enough, even can mislead the user, subject matter wherein is the speed of development that the electronic chart in the navigator does not catch up with national road traffic, and the electronic map database upgrading is too slow, and is too big with the road traffic condition gap of reality.
The method of present electronic map database upgrading mainly contains two kinds:
1. based on whole update modes: regularly publish new electronic map database by map of navigation electronic service provider, the user can arrive commercial networks and buy the electronic map database SD card that CD or purchase store new edition, this method belongs to chargeable service, also is the common method that present electronic map database is upgraded.
2. based on the update mode of Internet: utilize PC to be connected to the Internet by the user, download the electronic map data of whole or certain regional new edition from electronic map database service provider website; But the electronic chart capacity is very big, and task is loaded down with trivial details, brings very big trouble can for the user who is unfamiliar with Internet.
Obviously above-mentioned two kinds of methods of upgrading electronic map database, its drawback is fairly obvious.First method: constantly change the electronic chart storage card, not only bring burden on the hardware, and increase the trouble of life, and, offer a lot of sites, bring very big input and operation cost for electronic chart service provider to the user.Second method: although can download electronic chart after the renewal from the Internet, not being familiar with the user of network download for those, is again pretty troublesome thing undoubtedly.
More famous electronic chart service provider, believe company as the figure of BeiJing SiWei new company and Beijing figure, the electronic chart issue frequency of its redaction also is very little, NavInfo is issued two version map data altogether in first half of the year in every year and the second half year, important city is annual to be upgraded twice, city at county level, ground is annual to be upgraded once, and Beijing figure believes the annual especially just issue of company once.Even so, the renewal of electronic map database then needs mapping worker to carrying out the scene mapping, can upgrade.
As seen, press for a kind of real-time electronic map database that can have continuous learning ability and updating ability, solve the severe form that Current GPS/the GPRS navigational system is faced, reduce user and electronic chart developer use cost and cost of development, reverse the severe situation of the 3G mobile navigation equipment (PND) that the vehicle mounted guidance industry faced.
Summary of the invention
The objective of the invention is to overcome the deficiency that prior art exists, a kind of real time updating method of embedded mobile electronic map data base is provided, the upgrading that solves the in-vehicle navigation apparatus electronic chart develops the problem that lags behind mutually with road traffic, use GPS/GPRS navigation cost thereby reduce greatly, reduce the cost of development and the later maintenance expense of in-vehicle navigation apparatus electronic map database.
Purpose of the present invention is achieved through the following technical solutions:
The real time updating method of embedded mobile electronic map data base by the resulting data of GPS/GPRS module, generates the path of garage; Map element in path and the electronic map database is mated (matching algorithm); If no, edit by embedded map software for editing, be loaded in the map data base, if having, then electronic map database not to be handled, idiographic flow is:
A) map elements in the electronic map database is encoded, determine the ID of map elements;
B) according to the map key element ID with the data storage that concerns between map elements and the map elements respective storage areas in the cartographic information memory storage;
C) data that from the map datum memory block, concern between one of extraction or multinomial map elements and the map elements, and obtain relevant map elements ID and update mode thereof;
D) constantly obtain data from the GPS/GPRS module, and be geodata with the map data base compatibility, longitude coordinate value and latitude coordinate values data conversion;
E) judge according to longitude coordinate value and latitude coordinate values whether current track route is under the jurisdiction of certain map element, such as certain bar road;
F), point out the user whether to add or revise map element according to judged result; Or the walking frequency threshold value by setting, after threshold value, add automatically;
) store data and the update mode thereof that concerns between the map elements that upgrades and the map elements into the cartographic information memory block, realize incrementally updating, avoid large-scale data to refresh.
Further, the real time updating method of above-mentioned embedded mobile electronic map data base, wherein, the realization man-machine interactive upgrades, human factor is fully taken into account in the system, the user be the user also be the participant, thereby the electronic map database that has an own characteristic for different user creates conditions; Set two kinds of more new models: hand upgrades and self-action upgrades, and hand upgrades by reminding the user, increases map element; Self-action upgrades and can realize " walk be exactly the theory on road often "; Realize incrementally updating, only increase the map element that does not have in the original map data base, and do not consider the original map element that just has, thereby reduce the expense of system; Realization increment type storage, the map element that increased of storage only, and to not considering of having originally, thus can be to this just not spacious and comfortable system's reduction storage space of resource.
Further, the real time updating method of above-mentioned embedded mobile electronic map data base wherein, in described map embedded device, constitutes a structural array or matrix with described map element data storage; Obtaining the lower label of each map element in described structural array or matrix, is the ID that the basis generates this map element with the lower label.
Further, the real time updating method of above-mentioned embedded mobile electronic map data base, wherein, electronic map database has the function of automatic memory, by with can the adding the map element that did not have originally in the map alternately of user, thereby constantly improve map datum.The user can participate in the establishment of electronic map database, is the user of map data base, also is the participant; Can create own unique suitable map data base of oneself using, and can pass through wireless transmission, upload to the map data base center, share for other users.
Substantive distinguishing features and obvious improvement that technical solution of the present invention is outstanding are mainly reflected in:
1. realize that man-machine interactive upgrades, human factor fully taken into account in the system, the user be the user also be the participant, thereby the electronic map database that has an own characteristic for different user creates conditions;
2. set two kinds of more new models: hand upgrades and self-action upgrades, and hand upgrades by reminding the user, increases map element; Self-action upgrades and can realize " walk be exactly the theory on road often ";
3. realize incrementally updating, only increase the map element that does not have in the original map data base, and do not consider the original map element that just has, thereby reduce the expense of system;
4. realize increment type storage, the map element that increased of storage only, and to not considering of having originally, thus can be to this just not spacious and comfortable system's reduction storage space of resource;
5. realize that real real-time map data base upgrades, and is widely used in the storage and the renewal of the electronic map data of mobile navigation device.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Fig. 1: system architecture synoptic diagram of the present invention;
Fig. 2: system handles schematic flow sheet of the present invention.
Embodiment
The major obstacles of in-vehicle navigation apparatus development is the speed that the map of navigation electronic updating speed seriously lags behind real link change, and the upgrade cycle of electronic chart is long, cost is high, precision is low, big, the data transmission error rate height of the wireless network upgrading traffic, cable network upgrading trouble is brought very big inconvenience to the user.The present invention is on the basis of conditional electronic map data base update method, a kind of real time updating method of embedded mobile electronic map data base is provided, system can constantly mate with the map data base map element according to the driving path, inquire according to matching result whether the user is ready to increase new map element, thereby make the user according to demand real-time update electronic map database, thereby the upgrading that solves the in-vehicle navigation apparatus electronic chart develops the problem that lags behind mutually with road traffic, reduce greatly and use GPS/GPRS navigation cost, reduce the cost of development and the later maintenance expense of in-vehicle navigation apparatus electronic map database.
Utilize the GPS/GPRS navigation data, the real-time update electronic map database makes user's electronic chart along with the continuous increase in garage path, and electronic map database is enriched constantly and perfect, allows electronic chart have the ability of automatic study.
As Fig. 1 explanation, chart database is positioned at the middle layer of framework embeddedly, and lower floor is an embedded OS, and operating system is mainly used to reasonably scheduling resource, ensures the co-ordination of software and hardware; The upper strata is an embedded application software, navigation software just, and by navigation software, the user can carry out alternately with system, and the user can be provided with system, and system also can give user prompt, warning etc.; The GPS/GPRS module in addition of communicating by letter with embedded application software, constantly will the drive a vehicle position signalling at place of this module sends to embedded application software, embedded application software receives, stores, handles, and is converted into the natural language signal that the user can discern.
Below in conjunction with Fig. 1 A～E item is illustrated.
A. want dynamic interactively and revise and improve map, the structure of electronic map database is described earlier, existing electronic chart is according to " national primary scale topomap framing and numbering " framing, and Fundamentals of Mathematics adopt international ellipsoid (WGS84 coordinate system).Feature according to geographic element is carried out layering, specifically has: administrative area (planar), boundary line, landforms, road and facility, railway and facility, level line, wire water system, planar water system, settlement place, vegetation, place name attribute library, dem data etc.The attribute coding of above-mentioned these geographic elements is made of jointly primary key and subcode, primary key is represented the classification of map elements, subcode is the sign and the description of map elements, and corresponding place name must be corresponding one by one in the place name pointer that the title target arranged in each geographic element and the place name attribute library.
The spatial data organization structure of B. general electronic map database is taked the method by the figure layer tissue, promptly the information with one or more map elementses is put into same figure layer, each figure layer is stored as an independent database, each database has all comprised abundant geography information and attribute information, the result of the demonstration of electronic chart after then to be a plurality of figure are stacked add.The top of electronic chart is the dynamic tracking layer, and dynamic tracking layer object shows real time data, and real time data comprises the target of the current position of automobile, shortest path and search etc.
C. electronic map database is that layering shows, the different spatial entities of different figure layer representative, each spatial entities all has a unique ID, can obtain other relevant informations by its ID, characteristics and actual needs according to electronic map database, designed database format, be divided into road information, nodal information, building information, water system information and driving routing information etc.Be the data structure of road information below:
long?struct?roadinfo{
Long roadid; Unique identify label of // road, its function are used for retrieving and use, and can not be sky;
Varchar road_name; // road name
Float road_length; // link length
Int road_direction; // road direction is unidirectional enforcement, still two-way enforcement
Int road_class; // road grade can be divided with reference to national category of roads
Int road_wide; // road width
Int traveltimes; // driving is through the number of times of this road, can provide foundation for whether dynamically updating;
Char road_descri; The descriptor of // road
}
D. the locator data signal that constantly sends according to the GPS/GPRS module (can reach 1 frame/100ms), with the graphic element coupling in the existing electronic map database, see whether there is current graphic element; If no, whether software systems prompting user prepares to increase this graphical element.Matching algorithm adopts simple SQL query statement to realize, because the problem of GPS/GPRS precision, may exist in the electronic map database, do not have and the current locator data problem of mating fully, then might as well adopt fuzzy matching, as long as satisfy condition within the specific limits, just can think has the correlation map element, and what exceed this scope can think there is not existing GPS/GPRS locating information in the current electronic map database.
E. pass through the real-time update of the simple and easy electronic chart edit tool realization of Mapinfo instrument or other independent developments to electronic map database, the resource bureau that considers embedded system is sex-limited, applying electronic map data base edit tool in system, the problem of solution hardware resource anxiety.
Following F～H item is illustrated that in conjunction with Fig. 2 system handles flow process wherein the event among the F can be found correspondence from Fig. 2.
F. the data structure of graphic element is made amendment in electronic map database, increase traveltimes item and traveltimeslimit, be used for putting down in writing this mobile subscriber respectively and newly the clear the way number of times on road of path be set through newly the clear the way number of times on road and system of certain bar, when driving a vehicle repeatedly approach bar road, when just having surpassed traveltimeslimit, whether system's automatically prompting user upgrades electronic chart, adds certain bar road, and whether identifies this road; Just on the basis of original electronic chart, only the part that changes is carried out interactively benefit and survey, obtain new data, the line correlation of going forward side by side is handled.Flow process as the processing of Fig. 2 system data: step a) is encoded to the map elements in the electronic map database, determines the ID of map elements; Step b) according to the map key element ID with the data storage that concerns between map elements and the map elements respective storage areas in the cartographic information memory storage; Step c) is extracted the data that concern between or multinomial map elements and the map elements from the map datum memory block, and obtains relevant map elements ID and update mode thereof; Step d) is constantly obtained data from the GPS/GPRS module, and is geodata with the map data base compatibility with data conversion: longitude coordinate value and latitude coordinate values; Step e) judges according to longitude coordinate value and latitude coordinate values whether current track route is under the jurisdiction of certain map element, such as certain bar road; Whether step f) is according to judged result, point out the user to add or revise map element; Or the walking frequency threshold value by setting, after threshold value, add automatically; Step g) stores data and the update mode thereof that concerns between the map elements that upgrades and the map elements into the cartographic information memory block, realizes incrementally updating, avoids large-scale data to refresh.
G. mate by the point, line, surface figures element in fast query driving path and the original electronic map database, employed map-matching algorithm realizes point-to-point, put line, put face and the line coupling (comprising from simple searching algorithm to complex mathematical means such as Kalman filterings) to line and line to face, increase as road, river, landforms figures element, real-time update electronic map database.
H. electronic map database is at the storage problem that passes through after upgrading, and this design is similar to LOD (level of detail) storage data in vertical direction to the pattern that electronic map database has adopted layering to store, and stores with the rectangle piecemeal in the horizontal direction.The each renewal is the renewal in certain figure layer or certain zone, or the renewal of certain graphic element, avoided because local change the and again to the problem of whole electronic chart update all storage, the resource of having saved flush bonding processor has greatly reduced the task amount of Data Update significantly.
In sum, shortcoming at existing embedded mobile electronic map data base existence, the interactively chart database of energy real-time update has been proposed, can improve well because electronic chart upgrades the severe situation that lags behind the road development, can reduce user's use cost and electronic map database developer's cost of development and maintenance cost greatly, and bring landmark reference can for further investigation and the widespread use of later GPS/GPRS aspect navigation, moreover, this invention applies to the intelligence learning algorithm in the middle of the reality, the system that makes has good intelligent effect, and how fast to have proposed the mode of storage update data with regard to the characteristics of embedded system.
The present invention is simple to operate, make the user become the participant and the user of map data base, by the map element in the real-time matching database, find map element such as the road that do not have in original map, bridge, the user edits interpolation, thereby make the simple of map data base upgrading change, can solve because the map data base upgrading lags behind the difficult problem of road development.Interactively map data base is operated, storage update data quickly directly perceived, thereby reach the more purpose of new database, this invention can be widely used in the occasion of personal navigation, land vehicle mounted guidance and marine navigation and all utilization electronic map database.
What need understand is: above-mentioned explanation is not to be limitation of the present invention, and in the present invention conceived scope, the interpolation of being carried out, conversion, replacement etc. also should belong to protection scope of the present invention.
Claims (3)
1. the real time updating method of embedded mobile electronic map data base is characterized in that: generate the path of garage by the resulting data of GPS/GPRS module, the map element in path and the electronic map database is mated; If no, edit by embedded map software for editing, be loaded in the electronic map database; If have, then electronic map database is not handled; Specifically comprise following treatment scheme---
A) map elements in the electronic map database is encoded, determine the ID of map elements;
B) according to the map key element ID with the data storage that concerns between map elements and the map elements respective storage areas in the cartographic information memory storage;
C) data that from the map datum memory block, concern between one of extraction or multinomial map elements and the map elements, and obtain map elements ID and update mode thereof;
D) constantly obtain data from the GPS/GPRS module, and be geodata with the electronic map database compatibility, longitude coordinate value and latitude coordinate values data conversion;
E) judge according to longitude coordinate value and latitude coordinate values whether current track route is under the jurisdiction of certain map element;
F) according to judged result, whether the prompting user adds or revises map element; Or the walking frequency threshold value by setting, after threshold value, add automatically;
G) store data and the update mode thereof that concerns between the map elements that upgrades and the map elements into the cartographic information memory block, thereby realize the incrementally updating of electronic map database.
2. the real time updating method of embedded mobile electronic map data base according to claim 1, it is characterized in that: step a) is stored in the map element in the described electronic map database in the map embedded device, constitutes a structural array or matrix; Obtaining the lower label of each map element in described structural array or matrix, is the ID that the basis generates map element with the lower label.
3. the real time updating method of embedded mobile electronic map data base according to claim 1, it is characterized in that: the electronic map database after the renewal uploads to the map data base center by wireless transmission, shares for other users.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100314188A CN101556165A (en) | 2009-04-24 | 2009-04-24 | Method for updating embedded mobile electronic map data base in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100314188A CN101556165A (en) | 2009-04-24 | 2009-04-24 | Method for updating embedded mobile electronic map data base in real time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101556165A true CN101556165A (en) | 2009-10-14 |
Family
ID=41174366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100314188A Pending CN101556165A (en) | 2009-04-24 | 2009-04-24 | Method for updating embedded mobile electronic map data base in real time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101556165A (en) |
Cited By (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101937452A (en) * | 2010-08-19 | 2011-01-05 | 周寅 | Schematization storage and retrieval method for video electronic map |
| CN102096082A (en) * | 2010-11-22 | 2011-06-15 | 东莞市泰斗微电子科技有限公司 | Map loading method used for satellite navigation device |
| CN102289518A (en) * | 2011-09-13 | 2011-12-21 | 盛乐信息技术（上海）有限公司 | Method and system for updating audio fingerprint search library |
| WO2012058952A1 (en) * | 2010-11-03 | 2012-05-10 | 北京世纪高通科技有限公司 | Data update method and device |
| CN102540223A (en) * | 2010-09-29 | 2012-07-04 | 福特全球技术公司 | Map information delivery, processing and updating |
| CN102778237A (en) * | 2012-06-20 | 2012-11-14 | 太仓博天网络科技有限公司 | Map self-learning system in vehicle navigation |
| CN102967315A (en) * | 2012-11-09 | 2013-03-13 | 广东欧珀移动通信有限公司 | Navigation map improvement method and device |
| CN103365678A (en) * | 2012-04-06 | 2013-10-23 | 上海博泰悦臻电子设备制造有限公司 | Updating method of vehicle-mounted system |
| CN103425751A (en) * | 2013-07-24 | 2013-12-04 | 浙江大学 | Linkage increment updating method of vector space data based on dependency |
| CN103822637A (en) * | 2014-03-14 | 2014-05-28 | 北京百度网讯科技有限公司 | Method and system for identifying missing walking facilities |
| CN104660684A (en) * | 2015-01-29 | 2015-05-27 | 百度在线网络技术（北京）有限公司 | Method and device for updating road net data information |
| CN105426372A (en) * | 2014-09-17 | 2016-03-23 | 高德软件有限公司 | Electronic map data manufacturing and updating method and apparatus |
| CN106021500A (en) * | 2016-05-20 | 2016-10-12 | 中国地铁工程咨询有限责任公司 | Circuit display system and method based on mobile terminal map |
| CN107609080A (en) * | 2017-09-05 | 2018-01-19 | 上海博泰悦臻网络技术服务有限公司 | A kind of map datum acquisition methods and system, electronic equipment and storage medium |
| CN108318043A (en) * | 2017-12-29 | 2018-07-24 | 百度在线网络技术（北京）有限公司 | Method, apparatus for updating electronic map and computer readable storage medium |
| CN108682150A (en) * | 2018-05-22 | 2018-10-19 | 郑州光之源电子科技有限公司 | Method based on big data collection analysis road conditions route |
| CN108955701A (en) * | 2018-03-29 | 2018-12-07 | 斑马网络技术有限公司 | The construction method of vehicle-mounted line map |
| CN109073399A (en) * | 2018-07-20 | 2018-12-21 | 深圳前海达闼云端智能科技有限公司 | Map updating method, device, terminal and computer readable storage medium |
| CN109974718A (en) * | 2019-04-09 | 2019-07-05 | 百度在线网络技术（北京）有限公司 | Map-matching method, device, equipment and medium |
| CN110084877A (en) * | 2011-09-26 | 2019-08-02 | 谷歌有限责任公司 | Map element is managed using aggregation features identifier |
| CN110287277A (en) * | 2019-06-26 | 2019-09-27 | 江苏省基础地理信息中心 | A kind of Fundamental Geographic Information System linkage update method and device |
| CN110573837A (en) * | 2017-06-30 | 2019-12-13 | Oppo广东移动通信有限公司 | Navigation method, navigation device, storage medium and server |
| CN110595491A (en) * | 2019-09-02 | 2019-12-20 | 北京航天发射技术研究所 | Map matching method and device based on Linux operating system |
| CN110825753A (en) * | 2019-10-22 | 2020-02-21 | 南京沃旭通讯科技有限公司 | Method for increasing positioning point capacity on webpage map |
| CN111460067A (en) * | 2020-03-30 | 2020-07-28 | 滴图(北京)科技有限公司 | Method and device for automatically updating navigation route and electronic equipment |
| CN111797103A (en) * | 2019-04-08 | 2020-10-20 | 合肥四维图新科技有限公司 | Map updating method, device and storage medium |
| CN111986552A (en) * | 2019-05-24 | 2020-11-24 | 北京四维图新科技股份有限公司 | Map data quality freshness acquisition method, device and storage medium |
| CN112789671A (en) * | 2018-10-01 | 2021-05-11 | 日产自动车株式会社 | Information processing system, information processing apparatus, and information processing method |
| CN112836063A (en) * | 2021-01-27 | 2021-05-25 | 四川新网银行股份有限公司 | Method for realizing feature tracing |
| CN114564268A (en) * | 2022-03-01 | 2022-05-31 | 阿波罗智联(北京)科技有限公司 | Equipment management method and device, electronic equipment and storage medium |
| TWI779592B (en) * | 2021-05-05 | 2022-10-01 | 萬潤科技股份有限公司 | Map editing method and device |
-
2009
- 2009-04-24 CN CNA2009100314188A patent/CN101556165A/en active Pending
Cited By (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101937452B (en) * | 2010-08-19 | 2012-01-11 | 周寅 | Schematization storage and retrieval method for video electronic map |
| CN101937452A (en) * | 2010-08-19 | 2011-01-05 | 周寅 | Schematization storage and retrieval method for video electronic map |
| CN102540223A (en) * | 2010-09-29 | 2012-07-04 | 福特全球技术公司 | Map information delivery, processing and updating |
| US9568325B2 (en) | 2010-09-29 | 2017-02-14 | Ford Global Technologies, Llc | Advanced map information delivery, processing and updating |
| CN102540223B (en) * | 2010-09-29 | 2016-08-17 | 福特全球技术公司 | Advanced map information delivery, process and update |
| WO2012058952A1 (en) * | 2010-11-03 | 2012-05-10 | 北京世纪高通科技有限公司 | Data update method and device |
| CN102096082A (en) * | 2010-11-22 | 2011-06-15 | 东莞市泰斗微电子科技有限公司 | Map loading method used for satellite navigation device |
| CN102289518A (en) * | 2011-09-13 | 2011-12-21 | 盛乐信息技术（上海）有限公司 | Method and system for updating audio fingerprint search library |
| CN110084877A (en) * | 2011-09-26 | 2019-08-02 | 谷歌有限责任公司 | Map element is managed using aggregation features identifier |
| CN103365678A (en) * | 2012-04-06 | 2013-10-23 | 上海博泰悦臻电子设备制造有限公司 | Updating method of vehicle-mounted system |
| CN102778237A (en) * | 2012-06-20 | 2012-11-14 | 太仓博天网络科技有限公司 | Map self-learning system in vehicle navigation |
| CN102967315A (en) * | 2012-11-09 | 2013-03-13 | 广东欧珀移动通信有限公司 | Navigation map improvement method and device |
| CN103425751A (en) * | 2013-07-24 | 2013-12-04 | 浙江大学 | Linkage increment updating method of vector space data based on dependency |
| CN103822637A (en) * | 2014-03-14 | 2014-05-28 | 北京百度网讯科技有限公司 | Method and system for identifying missing walking facilities |
| CN105426372A (en) * | 2014-09-17 | 2016-03-23 | 高德软件有限公司 | Electronic map data manufacturing and updating method and apparatus |
| CN104660684A (en) * | 2015-01-29 | 2015-05-27 | 百度在线网络技术（北京）有限公司 | Method and device for updating road net data information |
| CN106021500A (en) * | 2016-05-20 | 2016-10-12 | 中国地铁工程咨询有限责任公司 | Circuit display system and method based on mobile terminal map |
| CN110573837A (en) * | 2017-06-30 | 2019-12-13 | Oppo广东移动通信有限公司 | Navigation method, navigation device, storage medium and server |
| CN110573837B (en) * | 2017-06-30 | 2023-10-27 | Oppo广东移动通信有限公司 | Navigation method, navigation device, storage medium and server |
| CN107609080A (en) * | 2017-09-05 | 2018-01-19 | 上海博泰悦臻网络技术服务有限公司 | A kind of map datum acquisition methods and system, electronic equipment and storage medium |
| CN107609080B (en) * | 2017-09-05 | 2024-02-02 | 上海博泰悦臻网络技术服务有限公司 | Map data acquisition method and system, electronic equipment and storage medium |
| CN108318043A (en) * | 2017-12-29 | 2018-07-24 | 百度在线网络技术（北京）有限公司 | Method, apparatus for updating electronic map and computer readable storage medium |
| CN108955701A (en) * | 2018-03-29 | 2018-12-07 | 斑马网络技术有限公司 | The construction method of vehicle-mounted line map |
| CN108682150A (en) * | 2018-05-22 | 2018-10-19 | 郑州光之源电子科技有限公司 | Method based on big data collection analysis road conditions route |
| CN109073399A (en) * | 2018-07-20 | 2018-12-21 | 深圳前海达闼云端智能科技有限公司 | Map updating method, device, terminal and computer readable storage medium |
| WO2020014940A1 (en) * | 2018-07-20 | 2020-01-23 | 深圳前海达闼云端智能科技有限公司 | Method and device for updating map, terminal, and computer readable storage medium |
| CN109073399B (en) * | 2018-07-20 | 2020-07-03 | 深圳前海达闼云端智能科技有限公司 | Map updating method, device, terminal and computer readable storage medium |
| CN112789671A (en) * | 2018-10-01 | 2021-05-11 | 日产自动车株式会社 | Information processing system, information processing apparatus, and information processing method |
| US11747168B2 (en) | 2018-10-01 | 2023-09-05 | Nissan Motor Co., Ltd. | Information processing systems, information processing apparatus, and information processing methods |
| CN112789671B (en) * | 2018-10-01 | 2022-10-28 | 日产自动车株式会社 | Information processing system, information processing apparatus, and information processing method |
| CN111797103A (en) * | 2019-04-08 | 2020-10-20 | 合肥四维图新科技有限公司 | Map updating method, device and storage medium |
| CN109974718A (en) * | 2019-04-09 | 2019-07-05 | 百度在线网络技术（北京）有限公司 | Map-matching method, device, equipment and medium |
| CN111986552A (en) * | 2019-05-24 | 2020-11-24 | 北京四维图新科技股份有限公司 | Map data quality freshness acquisition method, device and storage medium |
| CN111986552B (en) * | 2019-05-24 | 2022-04-15 | 北京四维图新科技股份有限公司 | Map data quality freshness acquisition method, device and storage medium |
| CN110287277B (en) * | 2019-06-26 | 2021-04-02 | 江苏省基础地理信息中心 | Basic geographic information linkage updating method and device |
| CN110287277A (en) * | 2019-06-26 | 2019-09-27 | 江苏省基础地理信息中心 | A kind of Fundamental Geographic Information System linkage update method and device |
| CN110595491A (en) * | 2019-09-02 | 2019-12-20 | 北京航天发射技术研究所 | Map matching method and device based on Linux operating system |
| CN110825753A (en) * | 2019-10-22 | 2020-02-21 | 南京沃旭通讯科技有限公司 | Method for increasing positioning point capacity on webpage map |
| CN111460067A (en) * | 2020-03-30 | 2020-07-28 | 滴图(北京)科技有限公司 | Method and device for automatically updating navigation route and electronic equipment |
| CN111460067B (en) * | 2020-03-30 | 2021-06-04 | 滴图(北京)科技有限公司 | Method and device for automatically updating navigation route and electronic equipment |
| CN112836063A (en) * | 2021-01-27 | 2021-05-25 | 四川新网银行股份有限公司 | Method for realizing feature tracing |
| TWI779592B (en) * | 2021-05-05 | 2022-10-01 | 萬潤科技股份有限公司 | Map editing method and device |
| CN114564268A (en) * | 2022-03-01 | 2022-05-31 | 阿波罗智联(北京)科技有限公司 | Equipment management method and device, electronic equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101556165A (en) | Method for updating embedded mobile electronic map data base in real time | |
| Wang et al. | Crowdatlas: Self-updating maps for cloud and personal use | |
| US9222786B2 (en) | Methods and systems for creating digital transportation networks | |
| US20210004021A1 (en) | Generating training data for deep learning models for building high definition maps | |
| CN103177577A (en) | Dynamic traffic information service providing method based on map layer overlapping | |
| CN102208093B (en) | Disaster information acquiring and reporting system | |
| CN112734176B (en) | Charging station building method and device, terminal equipment and readable storage medium | |
| CN106713380A (en) | Position sensing based information sharing, pushing and exchanging system | |
| CN106469339A (en) | A kind of around geographic information application and provide the system of infrastructure service | |
| CN101425238B (en) | Traffic geographical information system generating method | |
| Huang | Data integration for urban transport planning | |
| US11391586B2 (en) | Method and apparatus for discovery of semantic nodes for map-based dynamic location sampling | |
| Simkowitz | Geographic information systems: An important technology for transportation planning and operations | |
| JP2005338687A (en) | Map data updating system | |
| US20230206753A1 (en) | Method, apparatus, and system for traffic prediction based on road segment travel time reliability | |
| Simkowitz | Transportation applications of geographic information systems | |
| CN115342779A (en) | Mapping method of urban ground and underground forms based on mapping model map | |
| Hao et al. | Automatic generation of water route based on AIS big data and ECDIS | |
| Arabbayevna | THE GEODETIC BASIS FOR CREATING THEMATIC MAPS OF THE POPULATION AND TRADITIONAL AND MODERN METHODS OF DRAWING UP CARDS | |
| Kim et al. | GIS for Transportation | |
| Hasan et al. | Road structure analysis using GPS information | |
| Costanzo et al. | Real time decision support systems for mobile users in intelligent cities | |
| John | Deriving incline for street networks from voluntarily collected GPS traces | |
| Dogru et al. | Junction modeling in vehicle navigation maps and multiple representations | |
| Das et al. | Recent trends in GIS applications |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20091014 |