Liwen Dai

Person

Torrance, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Adaptive estimation of GNSS satellite biases
- Patent number 12,099,125
- Issue date Sep 24, 2024
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
System and method for compensating for scintillation and for facili...
- Patent number 12,032,077
- Issue date Jul 9, 2024
- Deere & Company
- Yufeng Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive estimation of GNSS satellite biases
- Patent number 11,808,861
- Issue date Nov 7, 2023
- Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Grant
Satellite navigation receiver for relative positioning with bias es...
- Patent number 11,175,414
- Issue date Nov 16, 2021
- Deere & Company
- Michael A. Zeitzew
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for providing satellite correction signal with wa...
- Patent number 11,150,352
- Issue date Oct 19, 2021
- Deere & Company
- Sonia U. Kuntz
- G01 - MEASURING TESTING
Information Patent Grant
Satellite navigation receiver and method for switching between real...
- Patent number 10,809,391
- Issue date Oct 20, 2020
- Deere & Company
- F. Adhika Pradipta Lie
- G01 - MEASURING TESTING
Information Patent Grant
Long term repeatability of determined position in GNSS navigation s...
- Patent number 10,802,159
- Issue date Oct 13, 2020
- Deere & Company
- Yiqun Chen
- G01 - MEASURING TESTING
Information Patent Grant
Rapid determination of precise position by aiding data
- Patent number 10,802,160
- Issue date Oct 13, 2020
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Satellite navigation receiver and method for switching between real...
- Patent number 10,627,528
- Issue date Apr 21, 2020
- Deere & Company
- F. Adhika Pradipta Lie
- G01 - MEASURING TESTING
Information Patent Grant
Satellite navigation receiver and method for switching between real...
- Patent number 10,605,926
- Issue date Mar 31, 2020
- Deere & Company
- F. Adhika Pradipta Lie
- G01 - MEASURING TESTING
Information Patent Grant
Navigation satellite wide-lane bias determination and over-range ad...
- Patent number 10,564,294
- Issue date Feb 18, 2020
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Navigation satellite orbit and low latency clock determination with...
- Patent number 10,564,293
- Issue date Feb 18, 2020
- Deere & Company
- Yujie Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Long term repeatability of determined position in GNSS navigation s...
- Patent number 10,481,275
- Issue date Nov 19, 2019
- Deere & Company
- Yiqun Chen
- G01 - MEASURING TESTING
Information Patent Grant
Rapid recovery of precise position after temporary signal loss
- Patent number 10,422,885
- Issue date Sep 24, 2019
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Estimation of inter-frequency bias for ambiguity resolution in glob...
- Patent number 10,393,882
- Issue date Aug 27, 2019
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Navigation satellite orbit and clock determination with low latency...
- Patent number 10,386,496
- Issue date Aug 20, 2019
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Satellite navigation receiver with improved ambiguity resolution
- Patent number 10,379,225
- Issue date Aug 13, 2019
- Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Grant
Navigation satellite wide-lane bias determination system and method
- Patent number 10,338,232
- Issue date Jul 2, 2019
- Deere & Company
- Yujie Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Satellite navigation receiver with improved ambiguity resolution
- Patent number 10,222,484
- Issue date Mar 5, 2019
- Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Grant
Satellite navigation receiver with improved ambiguity resolution
- Patent number 10,222,483
- Issue date Mar 5, 2019
- Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Grant
Precise low-latency GNSS satellite clock estimation
- Patent number 10,191,157
- Issue date Jan 29, 2019
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Navigation system and method using RTK with data received from a mo...
- Patent number 9,846,241
- Issue date Dec 19, 2017
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for estimating position with bias compensation
- Patent number 9,599,721
- Issue date Mar 21, 2017
- Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Grant
System and method for moving-base RTK measurements
- Patent number 8,983,685
- Issue date Mar 17, 2015
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for estimating position with bias compensation
- Patent number 8,803,736
- Issue date Aug 12, 2014
- Navcom Technology, Inc.
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for estimating position using dual real time kine...
- Patent number 8,766,848
- Issue date Jul 1, 2014
- Navcom Technology, Inc.
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Grant
System and method for determining the heading angle of a vehicle
- Patent number 8,665,145
- Issue date Mar 4, 2014
- Navcom Technology, Inc.
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Grant
Navigation system and method for resolving integer ambiguities usin...
- Patent number 8,659,474
- Issue date Feb 25, 2014
- Navcom Technology, Inc.
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for determining clock corrections
- Patent number 8,456,353
- Issue date Jun 4, 2013
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for estimating position using dual real time kine...
- Patent number 8,427,365
- Issue date Apr 23, 2013
- Navcom Technology, Inc.
- Liwen Dai
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Datum Conversion Between Receiver Navigation Modes for Guidance Pla...
- Publication number 20240255949
- Publication date Aug 1, 2024
- Deere & Company
- Liwen Dai
- G05 - CONTROLLING REGULATING
Information Patent Application
SYSTEM AND METHOD FOR COMPENSATING FOR SCINTILLATION AND FOR FACILI...
- Publication number 20230288576
- Publication date Sep 14, 2023
- Deere & Company
- Yufeng Zhang
- G01 - MEASURING TESTING
Information Patent Application
SYSTEM AND METHOD FOR COMPENSATING FOR SCINTILLATION AND FOR FACILI...
- Publication number 20230288577
- Publication date Sep 14, 2023
- Deere & Company
- Yufeng Zhang
- G01 - MEASURING TESTING
Information Patent Application
ADAPTIVE ESTIMATION OF GNSS SATELLITE BIASES
- Publication number 20220252732
- Publication date Aug 11, 2022
- Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Application
SATELLITE NAVIGATION RECEIVER FOR RELATIVE POSITIONING WITH BIAS ES...
- Publication number 20220003879
- Publication date Jan 6, 2022
- Deere & Company
- Michael A. Zeitzew
- G01 - MEASURING TESTING
Information Patent Application
ADAPTIVE ESTIMATION OF GNSS SATELLITE BIASES
- Publication number 20210286089
- Publication date Sep 16, 2021
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
Long Term Repeatability of Determined Position in GNSS Navigation S...
- Publication number 20200088888
- Publication date Mar 19, 2020
- Deere & Company
- Yiqun Chen
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM FOR PROVIDING SATELLITE CORRECTION SIGNAL WITH WA...
- Publication number 20200081131
- Publication date Mar 12, 2020
- Deere & Company
- Sonia U. Kuntz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SATELLITE NAVIGATION RECEIVER AND METHOD FOR SWITCHING BETWEEN REAL...
- Publication number 20170299728
- Publication date Oct 19, 2017
- Deere & Company
- F. Adhika Pradipta Lie
- G01 - MEASURING TESTING
Information Patent Application
SATELLITE NAVIGATION RECEIVER AND METHOD FOR SWITCHING BETWEEN REAL...
- Publication number 20170299731
- Publication date Oct 19, 2017
- Deere & Company
- F. Adhika Pradipta Lie
- G01 - MEASURING TESTING
Information Patent Application
SATELLITE NAVIGATION RECEIVER AND METHOD FOR SWITCHING BETWEEN REAL...
- Publication number 20170299730
- Publication date Oct 19, 2017
- Deere & Company
- F. Adhika Pradipta Lie
- G01 - MEASURING TESTING
Information Patent Application
PRECISE LOW-LATENCY GNSS SATELLITE CLOCK ESTIMATION
- Publication number 20170269222
- Publication date Sep 21, 2017
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
Navigation Satellite Wide-Lane Bias Determination System and Method
- Publication number 20170269223
- Publication date Sep 21, 2017
- Deere & Company
- Yujie Zhang
- G01 - MEASURING TESTING
Information Patent Application
ESTIMATION OF INTER-FREQUENCY BIAS FOR AMBIGUITY RESOLUTION IN GLOB...
- Publication number 20170269227
- Publication date Sep 21, 2017
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
Navigation Satellite Wide-Lane Bias Determination and Over-Range Ad...
- Publication number 20170269225
- Publication date Sep 21, 2017
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
RAPID RECOVERY OF PRECISE POSITION AFTER TEMPORARY SIGNAL LOSS
- Publication number 20170269231
- Publication date Sep 21, 2017
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
Satellite Navigation Receiver With Improved Ambiguity Resolution
- Publication number 20170269230
- Publication date Sep 21, 2017
- Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Application
Satellite Navigation Receiver With Improved Ambiguity Resolution
- Publication number 20170269228
- Publication date Sep 21, 2017
- Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Application
RAPID DETERMINATION OF PRECISE POSITION BY AIDING DATA
- Publication number 20170269216
- Publication date Sep 21, 2017
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
Navigation Satellite Orbit and Low Latency Clock Determination with...
- Publication number 20170269224
- Publication date Sep 21, 2017
- Deere & Company
- Yujie Zhang
- G01 - MEASURING TESTING
Information Patent Application
Navigation Satellite Orbit and Clock Determination with Low Latency...
- Publication number 20170269226
- Publication date Sep 21, 2017
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
Satellite Navigation Receiver With Improved Ambiguity Resolution
- Publication number 20170269229
- Publication date Sep 21, 2017
- Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Application
Long Term Repeatability of Determined Position in GNSS Navigation S...
- Publication number 20170212247
- Publication date Jul 27, 2017
- Deere & Company
- Yiqun Chen
- G01 - MEASURING TESTING
Information Patent Application
SATELLITE NAVIGATION RECEIVER FOR RELATIVE POSITIONING WITH BIAS ES...
- Publication number 20160377736
- Publication date Dec 29, 2016
- Deere & Company
- Michael A. Zeitzew
- G01 - MEASURING TESTING
Information Patent Application
Navigation System and Method Using RTK with Data Received from a Mo...
- Publication number 20150185331
- Publication date Jul 2, 2015
- Deere & Company
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM FOR ESTIMATING POSITION USING DUAL REAL TIME KINE...
- Publication number 20130265192
- Publication date Oct 10, 2013
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM FOR ESTIMATING POSITION WITH BIAS COMPENSATION
- Publication number 20130120187
- Publication date May 16, 2013
- NavCorn Technology, Inc. c/o Deere & Company
- Liwen Dai
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM FOR DETERMINING CLOCK CORRECTIONS
- Publication number 20120182181
- Publication date Jul 19, 2012
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
Navigation System and Method for Resolving Integer Ambiguities Usin...
- Publication number 20120176271
- Publication date Jul 12, 2012
- Liwen L. Dai
- G01 - MEASURING TESTING
Information Patent Application
System and Method for Moving-Base RTK Measurements
- Publication number 20120029810
- Publication date Feb 2, 2012
- Liwen L. Dai
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Adaptive estimation of GNSS satellite biases

System and method for compensating for scintillation and for facili...

Adaptive estimation of GNSS satellite biases

Satellite navigation receiver for relative positioning with bias es...

Method and system for providing satellite correction signal with wa...

Satellite navigation receiver and method for switching between real...

Long term repeatability of determined position in GNSS navigation s...

Rapid determination of precise position by aiding data

Satellite navigation receiver and method for switching between real...

Satellite navigation receiver and method for switching between real...

Navigation satellite wide-lane bias determination and over-range ad...

Navigation satellite orbit and low latency clock determination with...

Long term repeatability of determined position in GNSS navigation s...

Rapid recovery of precise position after temporary signal loss

Estimation of inter-frequency bias for ambiguity resolution in glob...

Navigation satellite orbit and clock determination with low latency...

Satellite navigation receiver with improved ambiguity resolution

Navigation satellite wide-lane bias determination system and method

Satellite navigation receiver with improved ambiguity resolution

Satellite navigation receiver with improved ambiguity resolution

Precise low-latency GNSS satellite clock estimation

Navigation system and method using RTK with data received from a mo...

Method and system for estimating position with bias compensation

System and method for moving-base RTK measurements

Method and system for estimating position with bias compensation

Method and system for estimating position using dual real time kine...

System and method for determining the heading angle of a vehicle

Navigation system and method for resolving integer ambiguities usin...

Method and system for determining clock corrections

Method and system for estimating position using dual real time kine...

Patents Applicationslast 30 patents

Datum Conversion Between Receiver Navigation Modes for Guidance Pla...

SYSTEM AND METHOD FOR COMPENSATING FOR SCINTILLATION AND FOR FACILI...

SYSTEM AND METHOD FOR COMPENSATING FOR SCINTILLATION AND FOR FACILI...

ADAPTIVE ESTIMATION OF GNSS SATELLITE BIASES

SATELLITE NAVIGATION RECEIVER FOR RELATIVE POSITIONING WITH BIAS ES...

ADAPTIVE ESTIMATION OF GNSS SATELLITE BIASES

Long Term Repeatability of Determined Position in GNSS Navigation S...

METHOD AND SYSTEM FOR PROVIDING SATELLITE CORRECTION SIGNAL WITH WA...

SATELLITE NAVIGATION RECEIVER AND METHOD FOR SWITCHING BETWEEN REAL...

SATELLITE NAVIGATION RECEIVER AND METHOD FOR SWITCHING BETWEEN REAL...

SATELLITE NAVIGATION RECEIVER AND METHOD FOR SWITCHING BETWEEN REAL...

PRECISE LOW-LATENCY GNSS SATELLITE CLOCK ESTIMATION

Navigation Satellite Wide-Lane Bias Determination System and Method

ESTIMATION OF INTER-FREQUENCY BIAS FOR AMBIGUITY RESOLUTION IN GLOB...

Navigation Satellite Wide-Lane Bias Determination and Over-Range Ad...

RAPID RECOVERY OF PRECISE POSITION AFTER TEMPORARY SIGNAL LOSS

Satellite Navigation Receiver With Improved Ambiguity Resolution

Satellite Navigation Receiver With Improved Ambiguity Resolution

RAPID DETERMINATION OF PRECISE POSITION BY AIDING DATA

Navigation Satellite Orbit and Low Latency Clock Determination with...

Navigation Satellite Orbit and Clock Determination with Low Latency...

Satellite Navigation Receiver With Improved Ambiguity Resolution

Long Term Repeatability of Determined Position in GNSS Navigation S...

SATELLITE NAVIGATION RECEIVER FOR RELATIVE POSITIONING WITH BIAS ES...

Navigation System and Method Using RTK with Data Received from a Mo...

METHOD AND SYSTEM FOR ESTIMATING POSITION USING DUAL REAL TIME KINE...

METHOD AND SYSTEM FOR ESTIMATING POSITION WITH BIAS COMPENSATION

METHOD AND SYSTEM FOR DETERMINING CLOCK CORRECTIONS

Navigation System and Method for Resolving Integer Ambiguities Usin...

System and Method for Moving-Base RTK Measurements