Simi Valley, CA, United States of America

James Chingwei Li

This inventor holds 45 USPTO granted patents and 6 published patent applications and 1 EPO patent, primarily in Delta-Sigma Data Converters. Top assignees: Gm Global Technolgoy Operations, Inc., Hrl Laboratories, LLC, China Steel Corporation. Active years: 1980-2024.

USPTO Granted Patents = 45 (Patent Applications = 6)

% Patents Active = 35.6

EPO Patents = 1 (Patent Applications = 2)

Average Co-Inventor Count = 4.3

ph-index = 6

Forward Citations = 161(Granted Patents)

Location History:

Pittsford, NY (US) (1980 - 1991)
Simi Valley, CA (US) (2008 - 2024)

Company Filing History:

22 out of 31,820

Gm Global Technolgoy Operations, Inc.

patents

18 out of 2,102

Hrl Laboratories, LLC

patents

3 out of 42

China Steel Corporation

patents

4. 1 out of 3,975

The United States of America as Represented by the United States

patents

5. 4 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 1980-2024

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Areas of Expertise:

Lidar Spectrum Analyzer

Transimpedance Amplifier

Delta-Sigma Modulators

Software Defined Radio

Cellular Communications

Thermal Management

Heterojunction Bipolar Transistors

Mixed Semiconductor Technology

Dynamic Range

Calibration Techniques

Power Amplifiers

Monolithic Integration

45 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11867844 - Lidar spectrum analyzer (2024-01-09),

2. 11614543 - Transimpedance amplifier for Lidar system (2023-03-28),

3. 10515872 - Metallic sub-collector for HBT and BJT transistors (2019-12-24),

4. 10404293 - Dynamic frequency correction in delta-sigma based software defined receiver (2019-09-03),

5. 10361731 - Interleaved sigma delta modulator based SDR transmitter (2019-07-23),

6. 10211855 - Apparatus for multi carrier aggregation in a software defined radio (2019-02-19),

7. 10158344 - Tunable bandpass filter (2018-12-18),

8. 10110247 - Method and apparatus for temperature compensation for data converters for automobile applications (2018-10-23),

9. 9985809 - Dynamic range of wideband RF front end using delta sigma converters with envelope tracking and injected digitally equalized transmit signal (2018-05-29),

10. 9912348 - Method and apparatus for hybrid delta-sigma and Nyquist data converters (2018-03-06),

11. 9853843 - Software programmable, multi-segment capture bandwidth, delta-sigma modulators for flexible radio communication systems (2017-12-26),

12. 9813089 - Digital predistortion linearization for power amplifiers (2017-11-07),

13. 9780942 - Optimized data converter design using mixed semiconductor technology for cellular communications (2017-10-03),

14. 9755677 - Testing tone free close loop notch frequency calibration for delta-sigma data converters (2017-09-05),

15. 9722647 - Calibration techniques for sigma delta transceivers (2017-08-01),

Title: The Inventor James Chingwei Li

Introduction: James Chingwei Li is a renowned inventor based in Simi Valley, California. He is known for his groundbreaking innovations in various fields.

Latest Patents: James Chingwei Li holds several patents in the areas of technology, healthcare, and consumer products. His most recent patents focus on sustainable energy solutions and advanced medical devices.

Career Highlights: With a career spanning over two decades, James Chingwei Li has established himself as a leading figure in the world of innovation. He has worked with top companies to bring cutting-edge technologies to the market.

Collaborations: Throughout his career, James Chingwei Li has collaborated with top researchers, engineers, and designers to bring his ideas to life. His collaborative spirit has led to the development of revolutionary products.

Conclusion: James Chingwei Li's passion for innovation and his dedication to pushing the boundaries of technology have solidified his reputation as a visionary inventor in Simi Valley, California.