Patent | Date |
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Satellite Navigation Receiver For Relative Positioning With Bias Estimation App 20220003879 - Zeitzew; Michael A. ;   et al. | 2022-01-06 |
Satellite navigation receiver for relative positioning with bias estimation Grant 11,175,414 - Zeitzew , et al. November 16, 2 | 2021-11-16 |
Method and system for providing satellite correction signal with warm start Grant 11,150,352 - Kuntz , et al. October 19, 2 | 2021-10-19 |
Adaptive Estimation Of Gnss Satellite Biases App 20210286089 - Dai; Liwen L. ;   et al. | 2021-09-16 |
Satellite navigation receiver and method for switching between real-time kinematic mode and precise positioning mode Grant 10,809,391 - Lie , et al. October 20, 2 | 2020-10-20 |
Rapid determination of precise position by aiding data Grant 10,802,160 - Dai , et al. October 13, 2 | 2020-10-13 |
Long term repeatability of determined position in GNSS navigation system Grant 10,802,159 - Chen , et al. October 13, 2 | 2020-10-13 |
Satellite navigation receiver and method for switching between real-time kinematic mode and precise positioning mode Grant 10,627,528 - Lie , et al. | 2020-04-21 |
Satellite navigation receiver and method for switching between real-time kinematic mode and relative positioning mode Grant 10,605,926 - Lie , et al. | 2020-03-31 |
Long Term Repeatability of Determined Position in GNSS Navigation System App 20200088888 - Chen; Yiqun ;   et al. | 2020-03-19 |
Method And System For Providing Satellite Correction Signal With Warm Start App 20200081131 - Kuntz; Sonia U. ;   et al. | 2020-03-12 |
Navigation satellite wide-lane bias determination and over-range adjustment system and method Grant 10,564,294 - Dai , et al. Feb | 2020-02-18 |
Navigation satellite orbit and low latency clock determination with wide-lane and narrow-lane bias corrections Grant 10,564,293 - Zhang , et al. Feb | 2020-02-18 |
Long term repeatability of determined position in GNSS navigation system Grant 10,481,275 - Chen , et al. Nov | 2019-11-19 |
Rapid recovery of precise position after temporary signal loss Grant 10,422,885 - Dai , et al. Sept | 2019-09-24 |
Estimation of inter-frequency bias for ambiguity resolution in global navigation satellite system receivers Grant 10,393,882 - Dai , et al. A | 2019-08-27 |
Navigation satellite orbit and clock determination with low latency clock corrections Grant 10,386,496 - Dai , et al. A | 2019-08-20 |
Navigation satellite wide-lane bias determination system and method Grant 10,338,232 - Zhang , et al. | 2019-07-02 |
Precise low-latency GNSS satellite clock estimation Grant 10,191,157 - Dai , et al. Ja | 2019-01-29 |
Navigation system and method using RTK with data received from a mobile base station Grant 9,846,241 - Dai , et al. December 19, 2 | 2017-12-19 |
Satellite Navigation Receiver And Method For Switching Between Real-time Kinematic Mode And Relative Positioning Mode App 20170299728 - Lie; F. Adhika Pradipta ;   et al. | 2017-10-19 |
Satellite Navigation Receiver And Method For Switching Between Real-time Kinematic Mode And Precise Positioning Mode App 20170299731 - Lie; F. Adhika Pradipta ;   et al. | 2017-10-19 |
Satellite Navigation Receiver And Method For Switching Between Real-time Kinematic Mode And Precise Positioning Mode App 20170299730 - Lie; F. Adhika Pradipta ;   et al. | 2017-10-19 |
Rapid Recovery Of Precise Position After Temporary Signal Loss App 20170269231 - Dai; Liwen L. ;   et al. | 2017-09-21 |
Navigation Satellite Wide-Lane Bias Determination and Over-Range Adjustment System and Method App 20170269225 - Dai; Liwen L. ;   et al. | 2017-09-21 |
Navigation Satellite Wide-Lane Bias Determination System and Method App 20170269223 - Zhang; Yujie ;   et al. | 2017-09-21 |
Precise Low-latency Gnss Satellite Clock Estimation App 20170269222 - Dai; Liwen L. ;   et al. | 2017-09-21 |
Navigation Satellite Orbit and Clock Determination with Low Latency Clock Corrections App 20170269226 - Dai; Liwen L. ;   et al. | 2017-09-21 |
Rapid Determination Of Precise Position By Aiding Data App 20170269216 - Dai; Liwen L. ;   et al. | 2017-09-21 |
Estimation Of Inter-frequency Bias For Ambiguity Resolution In Global Navigation Satellite System Receivers App 20170269227 - Dai; Liwen L. ;   et al. | 2017-09-21 |
Navigation Satellite Orbit and Low Latency Clock Determination with Wide-Lane and Narrow-Lane Bias Corrections App 20170269224 - Zhang; Yujie ;   et al. | 2017-09-21 |
Long Term Repeatability of Determined Position in GNSS Navigation System App 20170212247 - Chen; Yiqun ;   et al. | 2017-07-27 |
Satellite Navigation Receiver For Relative Positioning With Bias Estimation App 20160377736 - Zeitzew; Michael A. ;   et al. | 2016-12-29 |
Navigation System and Method Using RTK with Data Received from a Mobile Base Station App 20150185331 - Dai; Liwen L. ;   et al. | 2015-07-02 |
System and method for moving-base RTK measurements Grant 8,983,685 - Dai , et al. March 17, 2 | 2015-03-17 |
Navigation system and method for resolving integer ambiguities using double difference ambiguity constraints Grant 8,659,474 - Dai , et al. February 25, 2 | 2014-02-25 |
Method and system for determining clock corrections Grant 8,456,353 - Dai , et al. June 4, 2 | 2013-06-04 |
System and method for compensating for faulty measurements Grant 8,416,133 - Hatch , et al. April 9, 2 | 2013-04-09 |
Distance dependent error mitigation in real-time kinematic (RTK) positioning Grant 8,242,953 - Dai , et al. August 14, 2 | 2012-08-14 |
Method And System For Determining Clock Corrections App 20120182181 - Dai; Liwen L. ;   et al. | 2012-07-19 |
Navigation System and Method for Resolving Integer Ambiguities Using Double Difference Ambiguity Constraints App 20120176271 - Dai; Liwen L. ;   et al. | 2012-07-12 |
System and Method for Moving-Base RTK Measurements App 20120029810 - Dai; Liwen L. ;   et al. | 2012-02-02 |
Distance Dependant Error Mitigation in Real-Time Kinematic (RTK) Positioning App 20110316735 - Dai; Liwen L. ;   et al. | 2011-12-29 |
Distance dependant error mitigation in real-time kinematic (RTK) positioning Grant 8,035,552 - Dai , et al. October 11, 2 | 2011-10-11 |
Methods and systems to increase accuracy in the navigation of single frequency receivers Grant 7,961,141 - Dai , et al. June 14, 2 | 2011-06-14 |
Partial search carrier-phase integer ambiguity resolution Grant 7,961,143 - Dai , et al. June 14, 2 | 2011-06-14 |
System and Method for Compensating for Faulty Measurements App 20110090116 - Hatch; Ronald R. ;   et al. | 2011-04-21 |
Methods And Systems To Increase Accuracy In The Navigation Of Single Frequency Receivers App 20100141510 - Dai; Liwen L. ;   et al. | 2010-06-10 |
Navigation receiver and method for combined use of a standard RTK system and a global carrier-phase differential positioning system Grant 7,679,555 - Dai , et al. March 16, 2 | 2010-03-16 |
Distance dependant error mitigation in real-time kinematic (RTK) positioning App 20090135056 - Dai; Liwen L. ;   et al. | 2009-05-28 |
Navigation Receiver and Method for Combined Use of a Standard RTK System and a Global Carrier-Phase Differential Positioning System App 20090102708 - Dai; Liwen L. ;   et al. | 2009-04-23 |
Partial search carrier-phase integer ambiguity resolution App 20080297408 - Dai; Liwen L. ;   et al. | 2008-12-04 |