Location History:
- Zhejiang, CN (2014)
- Hangzhou, CN (2022 - 2024)
Company Filing History:
5 out of 233 
2 out of 423 
1 out of 20,399 
Years Active: 2014-2025
Title: Yi Guo: Innovator in Video Coding Technologies
Introduction
Yi Guo is a prominent inventor based in Hangzhou, China, known for his significant contributions to video coding technologies. With a total of seven patents to his name, he has made remarkable advancements in the field of video encoding, particularly in optimizing parameters for improved visual quality.
Latest Patents
Among his latest patents is the invention titled "Fast parameter search for chroma from luma intra prediction in video coding." This innovation provides a method for video encoders to efficiently determine parameter values for linear chroma from luma (CFL) predictors. The process involves dividing a search range into three portions and selecting the parameter value that corresponds to the lowest cost, ultimately enhancing the encoding of video frames.
Another notable patent is "Deriving in-loop filter parameters for video coding." This invention focuses on deriving parameters for in-loop filters through training, which improves the visual quality of encoded video frames. The video encoder evaluates candidate filter parameter values based on visual quality metrics from training video sequences, ensuring that the selected parameter enhances the overall encoding process.
Career Highlights
Yi Guo has worked with notable companies such as Zoom Communications, Inc. and Zoom Video Communications, Inc. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in video communication technologies.
Collaborations
Throughout his career, Yi Guo has collaborated with talented individuals, including Jing Wu and Zhichu He. These collaborations have fostered an environment of creativity and innovation, leading to the development of cutting-edge technologies in video coding.
Conclusion
Yi Guo's contributions to video coding technologies through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in video encoding, making significant strides in enhancing visual quality for users worldwide.