logo

For the Inventor, By the Inventor

San Jose, CA, United States of America

Chi Fung Cheng

This inventor holds 27 USPTO granted patents, primarily in Integrated Circuit Design. Top assignees: Marvell International Limited, Actel Corporation, Inc., Microsemi Soc Corporation. Active years: 1995-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chi Fung Cheng. Retrieved from https://idiyas.com/inventor/chi-fung-cheng

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 27

% Patents Active = 66.7

Average Co-Inventor Count = 1.5

ph-index = 8

Forward Citations = 188(Granted Patents)


Location History:

  • Clarendon Hills, IL (US) (1995 - 2000)
  • San Jose, CA (US) (2002 - 2015)

Company Filing History:

goldMedal20 out of 5,162 
 
Marvell International Limited
 patents
silverMedal1 out of 463 
 
Actel Corporation, Inc.
 patents
bronzeMedal1 out of 71 
 
Microsemi Soc Corporation
 patents
4. 5 out of 834,513 
Other
 patents

Years Active: 1995-2015

Loading Chart...
Areas of Expertise:
Analog To Digital Converter
Hybrid Integrated Circuit
Non-Volatile Memory
Data Channel Circuit
Phase Locked Loop
Magnetic Recording
Clock Signal
Precompensation Circuit
Error Distribution
Low-Jitter Frequency
Automotive Polarizer
Ball Bearing Piston
27 patents (USPTO):Explore Patents
1. 8994407 - Method and system for removing a pulse having a different pulse width relative to that of other pulses in a clock signal of an analog to digital converter (2015-03-31),
2. 8990757 - Dedicated interface architecture for a hybrid integrated circuit (2015-03-24),
3. 8693117 - Method and system for precompensation of data output (2014-04-08),
4. 8638604 - Non-volatile memory devices having uniform error distributions among pages (2014-01-28),
5. 8558580 - Data channel circuit with reference clock signal free of glitches (2013-10-15),
6. 8358478 - Method and apparatus for write precompensation in a magnetic recording system (2013-01-22),
7. 8319524 - Deglitch circuit removing glitches from input clock signal (2012-11-27),
8. 7898306 - High bandwidth phase locked loop (PLL) with feedback loop including a frequency divider (2011-03-01),
9. 7880986 - Method and apparatus for write precompensation in a magnetic recording system (2011-02-01),
10. 7825737 - Apparatus for low-jitter frequency and phase locked loop and associated methods (2010-11-02),
11. 7589649 - Apparatus, method, and system for correction of baseline wander (2009-09-15),
12. 7583459 - Method and apparatus for write precompensation in a magnetic recording system (2009-09-01),
13. 7515368 - Precompensation circuit for magnetic recording (2009-04-07),
14. 7427883 - High bandwidth phase locked pool (PLL) (2008-09-23),
15. 7389487 - Dedicated interface architecture for a hybrid integrated circuit (2008-06-17),

Title: Innovator Spotlight: Chi Fung Cheng

Introduction

Chi Fung Cheng is a prolific inventor based in San Jose, California, with an impressive portfolio of 22 patents. His contributions to the field of analog-to-digital conversion and hybrid integrated circuits showcase his innovative spirit and technical prowess. Cheng's work stands as a testament to the importance of invention in advancing technology.

Latest Patents

Among his latest patents, Cheng developed a comprehensive method and system for removing a pulse having a different pulse width relative to others in a clock signal of an analog-to-digital converter. This innovation involves an analog-to-digital converter (ADC) that uses a first clock signal to convert an analog signal into a digital signal. A circuit generates a second clock signal based on this digital signal, while an interpolator creates a phase delayed version of the second clock signal. Critical to this patent is the design of a third clock signal, which incorporates transitions and varying pulse widths, ensuring efficient processing in analog-to-digital conversions.

Another significant patent showcases Cheng's design for dedicated interface architecture in hybrid integrated circuits. His inventive interface allows signals to distribute more efficiently between the field-programmable gate array (FPGA) and application-specific integrated circuit (ASIC) portions, leading to enhanced performance and communication speed.

Career Highlights

Cheng has garnered valuable experience working with notable companies such as Marvell International Limited and Actel Corporation, Inc. His roles in these organizations enabled him to hone his skills and contribute to groundbreaking technological advancements.

Collaborations

Throughout his career, Cheng has collaborated with esteemed colleagues, including Pantas Sutardja and King W. Chan. These partnerships have not only fostered creativity but have also resulted in significant contributions to the field of electronics and integrated circuit design.

Conclusion

Chi Fung Cheng's work exemplifies the essence of innovation through his numerous patents and collaborative efforts. His breakthroughs in analog-to-digital conversion methods and hybrid integrated circuits continue to influence the tech industry, solidifying his status as a leading inventor.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…