CN107389082B - 一种导航性能良好的车载导航系统 - Google Patents
一种导航性能良好的车载导航系统 Download PDFInfo
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- CN107389082B CN107389082B CN201710583899.8A CN201710583899A CN107389082B CN 107389082 B CN107389082 B CN 107389082B CN 201710583899 A CN201710583899 A CN 201710583899A CN 107389082 B CN107389082 B CN 107389082B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/3453—Special cost functions, i.e. other than distance or default speed limit of road segments
- G01C21/3492—Special cost functions, i.e. other than distance or default speed limit of road segments employing speed data or traffic data, e.g. real-time or historical
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/28—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network with correlation of data from several navigational instruments
- G01C21/30—Map- or contour-matching
Abstract
Description
导航效率提高 | 导航精度提高 | |
θ<sub>1</sub>=0.3,θ<sub>2</sub>=0.7 | 29% | 21% |
θ<sub>1</sub>=0.4,θ<sub>2</sub>=0.6 | 27% | 23% |
θ<sub>1</sub>=0.5,θ<sub>2</sub>=0.5 | 26% | 25% |
θ<sub>1</sub>=0.6,θ<sub>2</sub>=0.4 | 25% | 27% |
θ<sub>1</sub>=0.7,θ<sub>2</sub>=0.3 | 24% | 29% |
Claims (5)
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CN201710583899.8A CN107389082B (zh) | 2017-07-18 | 2017-07-18 | 一种导航性能良好的车载导航系统 |
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CN201710583899.8A CN107389082B (zh) | 2017-07-18 | 2017-07-18 | 一种导航性能良好的车载导航系统 |
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CN107389082A CN107389082A (zh) | 2017-11-24 |
CN107389082B true CN107389082B (zh) | 2021-01-22 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107808542B (zh) * | 2017-12-08 | 2020-01-14 | 肇庆小驾智能科技有限公司 | 一种导航准确的车载导航系统 |
CN110361019B (zh) * | 2018-04-11 | 2022-01-11 | 北京搜狗科技发展有限公司 | 用于预测导航时间的方法、装置、电子设备及可读介质 |
CN112487349B (zh) * | 2020-11-19 | 2023-05-12 | 南京师范大学 | 一种基于量子谐振子模型的交通流特征表达方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101571400A (zh) * | 2009-01-04 | 2009-11-04 | 四川川大智胜软件股份有限公司 | 基于动态交通信息的嵌入式车载组合导航系统 |
CN104884900A (zh) * | 2012-12-27 | 2015-09-02 | 丰田自动车株式会社 | 行程时间信息提供设备和行程时间信息提供方法 |
CN106017496A (zh) * | 2016-05-25 | 2016-10-12 | 南京信息职业技术学院 | 一种基于路况的实时导航方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7565155B2 (en) * | 2002-04-10 | 2009-07-21 | Networks In Motion | Method and system for dynamic estimation and predictive route generation |
KR100609685B1 (ko) * | 2004-12-09 | 2006-08-08 | 한국전자통신연구원 | Atm망에서 서비스중인 트래픽의 특성 및 품질 측정장치 및 그 방법 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101571400A (zh) * | 2009-01-04 | 2009-11-04 | 四川川大智胜软件股份有限公司 | 基于动态交通信息的嵌入式车载组合导航系统 |
CN104884900A (zh) * | 2012-12-27 | 2015-09-02 | 丰田自动车株式会社 | 行程时间信息提供设备和行程时间信息提供方法 |
CN106017496A (zh) * | 2016-05-25 | 2016-10-12 | 南京信息职业技术学院 | 一种基于路况的实时导航方法 |
Non-Patent Citations (1)
Title |
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基于动态车辆导航系统的道路权重赋值方法研究;陈智宏;《中国优秀博硕士学位论文全文数据库 (硕士) 工程科技Ⅱ辑》;20061215;全文 * |
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