Chunjie Duan

Person

Medfield, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for determining relative positioning between d...
- Patent number 12,050,282
- Issue date Jul 30, 2024
- Red Point Positioning Corporation
- Chunjie Duan
- G08 - SIGNALLING
Information Patent Grant
Method and system to synchronize radio devices in a wireless network
- Patent number 11,849,370
- Issue date Dec 19, 2023
- Red Point Positioning Corporation
- Georgiy Pekhteryev
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for determining location of an object
- Patent number 11,762,056
- Issue date Sep 19, 2023
- Red Point Positioning Corporation
- ZhenZhen Ye
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for configuring devices to enable determinatio...
- Patent number 11,682,305
- Issue date Jun 20, 2023
- Red Point Positioning Corporation
- Zhenzhen Ye
- G08 - SIGNALLING
Information Patent Grant
Method and system for determining the location of an object based o...
- Patent number 11,624,801
- Issue date Apr 11, 2023
- Red Point Positioning Corporation
- ZhenZhen Ye
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system to select a process for estimating the location o...
- Patent number 11,619,703
- Issue date Apr 4, 2023
- Red Point Positioning Corporation
- Chunjie Duan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for obtaining location information after trans...
- Patent number 11,519,999
- Issue date Dec 6, 2022
- Red Point Positioning Corporation
- Serhii Rybalko
- G08 - SIGNALLING
Information Patent Grant
Method and system to estimate and learn the location of a radio device
- Patent number 11,470,448
- Issue date Oct 11, 2022
- Red Point Positioning Corporation
- ZhenZhen Ye
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Media access control (MAC) frame structure and data communication m...
- Patent number 11,259,144
- Issue date Feb 22, 2022
- Red Point Positioning Corporation
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for associating or disassociating mobile devices
- Patent number 11,259,143
- Issue date Feb 22, 2022
- Red Point Positioning Corporation
- Chunjie Duan
- G08 - SIGNALLING
Information Patent Grant
Method and apparatus for configuring devices to enable determinatio...
- Patent number 11,200,805
- Issue date Dec 14, 2021
- Red Point Positioning Corporation
- ZhenZhen Ye
- G08 - SIGNALLING
Information Patent Grant
Media access control (MAC) frame structure and data communication m...
- Patent number 10,779,118
- Issue date Sep 15, 2020
- Red Point Positioning Corporation
- Chunjie Duan
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for determining location of an object
- Patent number 10,408,917
- Issue date Sep 10, 2019
- Red Point Positioning Corporation
- Zhenzhen Ye
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method to estimate and compensate for NLOS bias in time difference...
- Patent number 10,200,886
- Issue date Feb 5, 2019
- RED POINT POSITIONING CORPORATION
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, system, and apparatus for determining and provisioning loca...
- Patent number 9,788,151
- Issue date Oct 10, 2017
- RED POINT POSITIONING CORPORATION
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method to generate multilevel inverter modulation control signals
- Patent number 9,559,610
- Issue date Jan 31, 2017
- Mitsubishi Electric Research Laboratories, Inc.
- Chunjie Duan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for automatically optimizing wireless power
- Patent number 9,281,875
- Issue date Mar 8, 2016
- Mitsubishi Electric Research Laboratories, Inc.
- William S. Yerazunis
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Optical channel data unit switch with distributed control
- Patent number 9,246,748
- Issue date Jan 26, 2016
- Mitsubishi Electric Research Laboratories, Inc.
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital power encoder for direct digital-RF transmitter
- Patent number 9,100,265
- Issue date Aug 4, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Rui Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secure wireless communication using rate-adaptive codes
- Patent number 9,088,888
- Issue date Jul 21, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptively coding and modulating signals transmitted via nonlinear...
- Patent number 9,077,508
- Issue date Jul 7, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Toshiaki Koike-Akino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for linearizing power amplifiers
- Patent number 9,054,940
- Issue date Jun 9, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Rui Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reconfigurable output matching network for multiple power mode powe...
- Patent number 8,963,644
- Issue date Feb 24, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Rui Ma
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital power encoder for direct digital-RF transmitter
- Patent number 8,953,670
- Issue date Feb 10, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Rui Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reputation-based routing and error-correction coding in ad hoc netw...
- Patent number 8,942,120
- Issue date Jan 27, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Koike-Akino Toshiaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for communicating data wirelessly using probabili...
- Patent number 8,908,806
- Issue date Dec 9, 2014
- Mitsubishi Electric Research Laboratories, Inc.
- Philip Orlik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High electron mobility transistors with multiple channels
- Patent number 8,624,667
- Issue date Jan 7, 2014
- Mitsubishi Electric Research Laboratories, Inc.
- Koon Hoo Teo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Timeslot sharing protocol for wireless communication networks
- Patent number 8,571,003
- Issue date Oct 29, 2013
- Mitsubishi Electric Research Laboratories, Inc.
- Jianlin Guo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for scheduling data transmission in hybrid communication net...
- Patent number 8,565,214
- Issue date Oct 22, 2013
- Mitsubishi Electric Research Laboratories, Inc.
- Jianlin Guo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for minimizing undetectable errors in data packets in commun...
- Patent number 8,537,689
- Issue date Sep 17, 2013
- Mitsubishi Electric Research Laboratories, Inc.
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR SELF LOCALIZING RADIO DEVICES IN A NETWORK
- Publication number 20230217211
- Publication date Jul 6, 2023
- Red Point Positioning Corporation
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIRELESS, TAG-BASED MANAGEMENT OF EQUIPMENT-OPERATOR INTERACTIONS
- Publication number 20230067130
- Publication date Mar 2, 2023
- Red Point Positioning Corporation
- Chunjie Duan
- G07 - CHECKING-DEVICES
Information Patent Application
METHOD AND SYSTEM FOR DETERMINING THE LOCATION OF AN OBJECT BASED O...
- Publication number 20220317235
- Publication date Oct 6, 2022
- Red Point Positioning Corporation
- ZhenZhen Ye
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM TO SYNCHRONIZE RADIO DEVICES IN A WIRELESS NETWORK
- Publication number 20220272488
- Publication date Aug 25, 2022
- Red Point Positioning Corporation
- Georgiy Pekhteryev
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM TO SELECT A PROCESS FOR ESTIMATING THE LOCATION O...
- Publication number 20220171012
- Publication date Jun 2, 2022
- Red Point Positioning Corporation
- Chunjie Duan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR CONFIGURING DEVICES TO ENABLE DETERMINATIO...
- Publication number 20220058950
- Publication date Feb 24, 2022
- Red Point Positioning Corporation
- Zhenzhen Ye
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR DETERMINING RELATIVE POSITIONING BETWEEN D...
- Publication number 20220011398
- Publication date Jan 13, 2022
- Red Point Positioning Corporation
- Chunjie Duan
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR OBTAINING LOCATION INFORMATION AFTER TRANS...
- Publication number 20220014875
- Publication date Jan 13, 2022
- Red Point Positioning Corporation
- Serhii Rybalko
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM TO ESTIMATE AND LEARN THE LOCATION OF A RADIO DEVICE
- Publication number 20210029500
- Publication date Jan 28, 2021
- Red Point Positioning Corporation
- ZhenZhen Ye
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR CONFIGURING DEVICES TO ENABLE DETERMINATIO...
- Publication number 20210027631
- Publication date Jan 28, 2021
- Red Point Positioning Corporation
- ZhenZhen Ye
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR ASSOCIATING OR DISASSOCIATING MOBILE DEVICES
- Publication number 20210029493
- Publication date Jan 28, 2021
- Red Point Positioning Corporation
- Chunjie Duan
- G08 - SIGNALLING
Information Patent Application
MEDIA ACCESS CONTROL (MAC) FRAME STRUCTURE AND DATA COMMUNICATION M...
- Publication number 20200404450
- Publication date Dec 24, 2020
- Red Point Positioning Corporation
- Chunjie Duan
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR DETERMINING LOCATION OF AN OBJECT
- Publication number 20200382902
- Publication date Dec 3, 2020
- Red Point Positioning Corporation
- ZhenZhen Ye
- G01 - MEASURING TESTING
Information Patent Application
MEDIA ACCESS CONTROL (MAC) FRAME STRUCTURE AND DATA COMMUNICATION M...
- Publication number 20190222959
- Publication date Jul 18, 2019
- REDPOINT POSITIONING CORPORATION
- Chunjie Duan
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR DETERMINING LOCATION OF AN OBJECT
- Publication number 20190219665
- Publication date Jul 18, 2019
- REDPOINT POSITIONING CORPORATION
- Zhenzhen Ye
- G01 - MEASURING TESTING
Information Patent Application
METHOD TO ESTIMATE AND COMPENSATE FOR NLOS BIAS IN TIME DIFFERENCE...
- Publication number 20190174332
- Publication date Jun 6, 2019
- RED POINT POSITIONING CORPORATION
- Chunjie DUAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD TO ESTIMATE AND COMPENSATE FOR NLOS BIAS IN TIME DIFFERENCE...
- Publication number 20170078897
- Publication date Mar 16, 2017
- RED POINT POSITIONING CORPORATION
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD, SYSTEM, AND APPARATUS FOR DETERMINING AND PROVISIONING LOCA...
- Publication number 20160212579
- Publication date Jul 21, 2016
- RED POINT POSITIONING CORPORATION
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method to Generate Multilevel Inverter Modulation Control Signals
- Publication number 20160099661
- Publication date Apr 7, 2016
- Mitsubishi Electric Research Laboratories, Inc.
- Chunjie Duan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND SYSTEM TO AUTOMATICALLY IDENTIFY ELECTRICAL DEVICES
- Publication number 20150311649
- Publication date Oct 29, 2015
- RED POINT POSITIONING CORPORATION
- Jonathan E. Horne
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Optical Channel Data Unit Switch with Distributed Control
- Publication number 20150280966
- Publication date Oct 1, 2015
- Mitsubishi Electric Corporation
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Digital Power Encoder for Direct Digital-RF Transmitter
- Publication number 20150146773
- Publication date May 28, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Rui Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and Method for Linearizing Power Amplifiers
- Publication number 20150117512
- Publication date Apr 30, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Rui Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for Coding OFDMA Data without Pilot Symbols
- Publication number 20150049731
- Publication date Feb 19, 2015
- Mitsubishi Electric Research Laboratories, Inc.
- Chunjie Duan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reconfigurable Output Matching Network for Multiple Power Mode Powe...
- Publication number 20140285264
- Publication date Sep 25, 2014
- Mitsubishi Electric Research Laboratories, Inc.
- Rui Ma
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and System for Communicating Data Wirelessly Using Probabili...
- Publication number 20140241471
- Publication date Aug 28, 2014
- Mitsubishi Electric Research Laboratories, Inc.
- Philip Orlik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Adaptively Coding and Modulating Signals Transmitted Via Nonlinear...
- Publication number 20140133848
- Publication date May 15, 2014
- Mitsubishi Electric Research Laboratories, Inc.
- Toshiaki Koike-Akino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reputation-Based Routing and Error-Correction Coding in Ad Hoc Netw...
- Publication number 20130315077
- Publication date Nov 28, 2013
- Koike-Akino Toshiaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-Band Matching Network for RF Power Amplifiers
- Publication number 20130178168
- Publication date Jul 11, 2013
- Chunjie DUAN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and System for Equalization and Decoding Received Signals Ba...
- Publication number 20130170842
- Publication date Jul 4, 2013
- Toshiaki Koike-Akino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Chunjie Duan

Person

Patents Grantslast 30 patents

Method and apparatus for determining relative positioning between d...

Method and system to synchronize radio devices in a wireless network

Method and apparatus for determining location of an object

Method and apparatus for configuring devices to enable determinatio...

Method and system for determining the location of an object based o...

Method and system to select a process for estimating the location o...

Method and apparatus for obtaining location information after trans...

Method and system to estimate and learn the location of a radio device

Media access control (MAC) frame structure and data communication m...

Method and apparatus for associating or disassociating mobile devices

Method and apparatus for configuring devices to enable determinatio...

Media access control (MAC) frame structure and data communication m...

Method and apparatus for determining location of an object

Method to estimate and compensate for NLOS bias in time difference...

Method, system, and apparatus for determining and provisioning loca...

Method to generate multilevel inverter modulation control signals

System and method for automatically optimizing wireless power

Optical channel data unit switch with distributed control

Digital power encoder for direct digital-RF transmitter

Secure wireless communication using rate-adaptive codes

Adaptively coding and modulating signals transmitted via nonlinear...

System and method for linearizing power amplifiers

Reconfigurable output matching network for multiple power mode powe...

Digital power encoder for direct digital-RF transmitter

Reputation-based routing and error-correction coding in ad hoc netw...

Method and system for communicating data wirelessly using probabili...

High electron mobility transistors with multiple channels

Timeslot sharing protocol for wireless communication networks

Method for scheduling data transmission in hybrid communication net...

Method for minimizing undetectable errors in data packets in commun...

Patents Applicationslast 30 patents

METHOD AND SYSTEM FOR SELF LOCALIZING RADIO DEVICES IN A NETWORK

WIRELESS, TAG-BASED MANAGEMENT OF EQUIPMENT-OPERATOR INTERACTIONS

METHOD AND SYSTEM FOR DETERMINING THE LOCATION OF AN OBJECT BASED O...

METHOD AND SYSTEM TO SYNCHRONIZE RADIO DEVICES IN A WIRELESS NETWORK

METHOD AND SYSTEM TO SELECT A PROCESS FOR ESTIMATING THE LOCATION O...

METHOD AND APPARATUS FOR CONFIGURING DEVICES TO ENABLE DETERMINATIO...

METHOD AND APPARATUS FOR DETERMINING RELATIVE POSITIONING BETWEEN D...

METHOD AND APPARATUS FOR OBTAINING LOCATION INFORMATION AFTER TRANS...

METHOD AND SYSTEM TO ESTIMATE AND LEARN THE LOCATION OF A RADIO DEVICE

METHOD AND APPARATUS FOR CONFIGURING DEVICES TO ENABLE DETERMINATIO...

METHOD AND APPARATUS FOR ASSOCIATING OR DISASSOCIATING MOBILE DEVICES

MEDIA ACCESS CONTROL (MAC) FRAME STRUCTURE AND DATA COMMUNICATION M...

METHOD AND APPARATUS FOR DETERMINING LOCATION OF AN OBJECT

MEDIA ACCESS CONTROL (MAC) FRAME STRUCTURE AND DATA COMMUNICATION M...

METHOD AND APPARATUS FOR DETERMINING LOCATION OF AN OBJECT

METHOD TO ESTIMATE AND COMPENSATE FOR NLOS BIAS IN TIME DIFFERENCE...

METHOD TO ESTIMATE AND COMPENSATE FOR NLOS BIAS IN TIME DIFFERENCE...

METHOD, SYSTEM, AND APPARATUS FOR DETERMINING AND PROVISIONING LOCA...

Method to Generate Multilevel Inverter Modulation Control Signals

METHOD AND SYSTEM TO AUTOMATICALLY IDENTIFY ELECTRICAL DEVICES

Optical Channel Data Unit Switch with Distributed Control

Digital Power Encoder for Direct Digital-RF Transmitter

System and Method for Linearizing Power Amplifiers

Method for Coding OFDMA Data without Pilot Symbols

Reconfigurable Output Matching Network for Multiple Power Mode Powe...

Method and System for Communicating Data Wirelessly Using Probabili...

Adaptively Coding and Modulating Signals Transmitted Via Nonlinear...

Reputation-Based Routing and Error-Correction Coding in Ad Hoc Netw...

Multi-Band Matching Network for RF Power Amplifiers

Method and System for Equalization and Decoding Received Signals Ba...