Cupertino, CA, United States of America

Chi-Wang Chai

This inventor holds 18 USPTO granted patents and 5 published patent applications, primarily in Image Encoding. Top assignee: Realtek Semiconductor Inc.. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chi-Wang Chai. Retrieved from https://idiyas.com/inventor/chi-wang-chai

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

USPTO Granted Patents = 18 

% Patents Active = 100.0

Average Co-Inventor Count = 4.1

ph-index = 1

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 2009-2026

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Areas of Expertise:
Image Encoding
Image Decoding
Compression
Bit Rate Control
Signal Processing
Coding Algorithm
Adaptive Quantization
Video Processing
Loop Filter
Intra Mode Selection
Context-Based Coding
Distributed Decoding
18 patents (USPTO):Explore Patents

Title: **Chi-Wang Chai: Innovator in Image Compression Technologies**

Introduction

Chi-Wang Chai, an accomplished inventor based in Cupertino, CA, has made significant contributions to the field of image compression. With a total of 13 patents to his name, he is recognized for his innovative approaches to encoding and compressing video and image data.

Latest Patents

Chi-Wang Chai's latest patents showcase his expertise in developing advanced coding algorithms. One notable patent is titled "Coding algorithm for realizing distributed gradual decoding refresh." This innovative coding algorithm encodes consecutive frames in a manner that optimally enhances video quality while managing data efficiently. The algorithm details the coding of multiple columns within frames, employing both intra and inter coding methods to achieve distributed gradual decoding refresh across frames.

Another significant patent is the "Method and apparatus of image compression with bit rate control." This method utilizes the JPEG standard to enhance image data compression by adjusting compression levels based on size-related indices or transmission-related indices. This capability allows for more flexible and efficient image handling, beneficial for various applications in the digital realm.

Career Highlights

Chi-Wang Chai currently works at Realtek Semiconductor Inc., where he continues to refine his skills in image processing technologies. Throughout his career, he has been instrumental in developing techniques that address emerging challenges in data transmission and storage.

Collaborations

In his journey, Chi-Wang Chai has collaborated with notable professionals in the industry, including his coworkers Weimin Zeng and Wei Li. Their collective efforts have contributed to the development of cutting-edge solutions in image and video compression.

Conclusion

Chi-Wang Chai's innovative spirit and technical expertise firmly position him as a key figure in the field of image compression. With a rich portfolio of patents and collaborations, he continues to push the boundaries of technology, paving the way for advancements that enhance visual data processing in numerous applications.

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]
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