logo

For the Inventor, By the Inventor

Los Altos, CA, United States of America

Didier J LeGall

This inventor holds 8 USPTO granted patents. Top assignees: Bell Communications Research, Inc., C-Cube Microsystems, Inc., Other. Active years: 1989-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Didier J LeGall. Retrieved from https://idiyas.com/inventor/didier-j-legall

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 8

Forward Citations = 573(Granted Patents)


Location History:

  • Springfield, NJ (US) (1989)
  • Springfield Township, Union County, NJ (US) (1992)
  • Los Altos, CA (US) (1991 - 1999)

Company Filing History:

goldMedal4 out of 670 
 
Bell Communications Research, Inc.
 patents
silverMedal3 out of 64 
 
C-Cube Microsystems, Inc.
 patents
bronzeMedal1 out of 834,453 
Other
 patents

Years Active: 1989-1999

Loading Chart...
8 patents (USPTO):Explore Patents
1. 5929916 - Variable bit rate encoding (1999-07-27),
2. 5878166 - Field frame macroblock encoding decision (1999-03-02),
3. 5872598 - Scene change detection using quantization scale factor rate control (1999-02-16),
4. 5761398 - Three stage hierarchal motion vector determination (1998-06-02),
5. 5128791 - Multi-channel HDTV system (1992-07-07),
6. 5121216 - Adaptive transform coding of still images (1992-06-09),
7. 5049993 - Format conversion preprocessing method and circuit (1991-09-17),
8. 4829378 - Sub-band coding of images with low computational complexity (1989-05-09),

Title: Innovations of Didier J LeGall

Introduction

Didier J LeGall is a prominent inventor based in Los Altos, California. He holds a total of eight patents, showcasing his significant contributions to the field of technology, particularly in video encoding.

Latest Patents

Among his latest patents is a variable bit rate encoding technology. This invention features a rate control algorithm for an MPEG-2 compliant encoder, which is beneficial for both constant and variable bit rate encoding. Another notable patent involves a field frame macroblock encoding decision, which also utilizes a rate control algorithm for MPEG-2 compliant encoders.

Career Highlights

Didier has worked with notable companies such as Bell Communications Research, Inc. and C-Cube Microsystems, Inc. His work in these organizations has contributed to advancements in video encoding technologies.

Collaborations

Some of his coworkers include Aaron Wells and K Metin Uz, who have collaborated with him on various projects throughout his career.

Conclusion

Didier J LeGall's innovative work in video encoding has made a lasting impact on the technology industry. His patents reflect his expertise and dedication to advancing the field.

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…