CN111190203B - 基于非差观测模型和消秩亏的ppp-rtk定位方法 - Google Patents
基于非差观测模型和消秩亏的ppp-rtk定位方法 Download PDFInfo
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- CN111190203B CN111190203B CN202010036792.3A CN202010036792A CN111190203B CN 111190203 B CN111190203 B CN 111190203B CN 202010036792 A CN202010036792 A CN 202010036792A CN 111190203 B CN111190203 B CN 111190203B
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000003379 elimination reaction Methods 0.000 title claims abstract description 25
- 230000007812 deficiency Effects 0.000 title claims abstract description 21
- 230000008030 elimination Effects 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 239000005436 troposphere Substances 0.000 claims description 14
- 239000005433 ionosphere Substances 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 230000001934 delay Effects 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 11
- 239000011159 matrix material Substances 0.000 description 10
- 238000012545 processing Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 101150096839 Fcmr gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/43—Determining position using carrier phase measurements, e.g. kinematic positioning; using long or short baseline interferometry
- G01S19/44—Carrier phase ambiguity resolution; Floating ambiguity; LAMBDA [Least-squares AMBiguity Decorrelation Adjustment] method
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- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Position Fixing By Use Of Radio Waves (AREA)
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CN202010036792.3A CN111190203B (zh) | 2020-01-14 | 2020-01-14 | 基于非差观测模型和消秩亏的ppp-rtk定位方法 |
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CN111190203A CN111190203A (zh) | 2020-05-22 |
CN111190203B true CN111190203B (zh) | 2021-10-08 |
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Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111796309B (zh) * | 2020-06-24 | 2023-04-18 | 中国科学院精密测量科学与技术创新研究院 | 导航卫星单频数据同步确定大气水汽和总电子含量的方法 |
CN112014860B (zh) * | 2020-07-20 | 2023-07-14 | 中国科学院空天信息创新研究院 | 一种基于北斗ppp-rtk的低轨卫星时空基准建立方法 |
CN112433240B (zh) * | 2020-10-13 | 2022-08-30 | 武汉理工大学 | 一种基于非差非组合ppp模型的相位多路径提取改正方法 |
CN112505736B (zh) * | 2020-11-06 | 2022-08-30 | 中国科学院精密测量科学与技术创新研究院 | 基于多频多系统的系统内和系统间偏差建模的rtk定位方法 |
CN113064189B (zh) * | 2021-03-26 | 2022-11-11 | 同济大学 | 一种新模式差分rtk定位方法 |
CN113325453B (zh) * | 2021-06-22 | 2022-11-15 | 中国科学院精密测量科学与技术创新研究院 | 基于参数约束的gnss非差模糊度确定方法及快速定位方法 |
CN114236573B (zh) * | 2022-02-24 | 2022-08-02 | 浙江时空道宇科技有限公司 | 一种定位精度监测方法、装置、电子设备及存储介质 |
CN114460615B (zh) * | 2022-04-14 | 2022-07-08 | 中国测绘科学研究院 | 一种附加虚拟观测值的北斗三新频点定位方法及系统 |
CN115267843B (zh) * | 2022-06-14 | 2023-05-30 | 中国科学院精密测量科学与技术创新研究院 | 多频多模gnss高频精密卫星钟差的实时非差估计方法 |
CN114966760B (zh) * | 2022-06-15 | 2023-08-22 | 中国科学院精密测量科学与技术创新研究院 | 一种电离层加权的非差非组合ppp-rtk技术实现方法 |
CN115022958A (zh) * | 2022-06-27 | 2022-09-06 | 华东师范大学 | 一种头戴式全息透镜联机实时场景同步方法 |
CN115856966B (zh) * | 2022-07-12 | 2023-08-29 | 中国科学院精密测量科学与技术创新研究院 | 用于实现多gnss多频率非组合精密单点定位的方法 |
CN115407371B (zh) * | 2022-09-02 | 2023-08-15 | 中国人民解放军国防科技大学 | 基于PPP-B2b的实时高精度时间传递方法及装置 |
CN116338754B (zh) * | 2023-05-25 | 2023-09-12 | 中国科学院精密测量科学与技术创新研究院 | 一种固定模糊度的非差非组合gnss时间频率传递方法 |
CN116893433B (zh) * | 2023-09-08 | 2023-12-05 | 真点科技(北京)有限公司 | 一种实现跟踪站观测值预测的方法及装置 |
CN116893436B (zh) * | 2023-09-11 | 2023-12-05 | 中国科学院精密测量科学与技术创新研究院 | 一种混合频率的rtk定位方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103176188A (zh) * | 2013-03-19 | 2013-06-26 | 武汉大学 | 一种区域地基增强ppp-rtk模糊度单历元固定方法 |
CN108387912A (zh) * | 2018-01-31 | 2018-08-10 | 中国科学院测量与地球物理研究所 | 一种Multi-GNSS精密单点定位的解算方法 |
WO2019121746A1 (en) * | 2017-12-21 | 2019-06-27 | Valeo Comfort And Driving Assistance | Broadcast and utilization of precise gnss correction data |
CN110045634A (zh) * | 2019-05-09 | 2019-07-23 | 自然资源部第二大地测量队(黑龙江第一测绘工程院) | 一种gnss基准站的非差误差建模方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US10524226B2 (en) * | 2017-10-06 | 2019-12-31 | Skycatch, Inc. | Determining the location of a UAV in flight utilizing real time kinematic satellite navigation and precise point positioning |
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2020
- 2020-01-14 CN CN202010036792.3A patent/CN111190203B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103176188A (zh) * | 2013-03-19 | 2013-06-26 | 武汉大学 | 一种区域地基增强ppp-rtk模糊度单历元固定方法 |
WO2019121746A1 (en) * | 2017-12-21 | 2019-06-27 | Valeo Comfort And Driving Assistance | Broadcast and utilization of precise gnss correction data |
CN108387912A (zh) * | 2018-01-31 | 2018-08-10 | 中国科学院测量与地球物理研究所 | 一种Multi-GNSS精密单点定位的解算方法 |
CN110045634A (zh) * | 2019-05-09 | 2019-07-23 | 自然资源部第二大地测量队(黑龙江第一测绘工程院) | 一种gnss基准站的非差误差建模方法 |
Non-Patent Citations (4)
Title |
---|
BDS/GLONASS非组合精密单点定位模型与算法;刘腾等;《地球物理学报》;20170430;第60卷(第4期);全文 * |
PPP-RTK based on undifferenced and uncombined observations:theoretical and practical aspects;Baocheng Zhang等;《Journal of Geodesy》;20191231;全文 * |
PPP-RTK: Results of CORS Network-Based PPP with Integer Ambiguity Resolution;Peter J.G.Teunissen等;《Journal ofAeonautics, Astronautics andAviation, Series A》;20100430;第42卷(第4期);全文 * |
精选基准消秩亏的GNSS参考网数据处理方法;张宝成等;《测绘学报》;20140930;第43卷(第9期);全文 * |
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Application publication date: 20200522 Assignee: GAC Dayou spacetime Technology (anqing) Co.,Ltd. Assignor: Institute of precision measurement science and technology innovation, Chinese Academy of Sciences Contract record no.: X2024980001164 Denomination of invention: PPP-RTK localization method based on non difference observation model and rank deficiency elimination Granted publication date: 20211008 License type: Exclusive License Record date: 20240119 |
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Effective date of registration: 20240119 Address after: 430077, 340 East Main Street, Wuchang District, Hubei, Wuhan Patentee after: Institute of precision measurement science and technology innovation, Chinese Academy of Sciences Address before: 430077 No. 340 East Main Street, Hubei, Wuhan Patentee before: INSTITUTE OF GEODESY & GEOPHYSICS, CHINESE ACADEMY OF SCIENCES |