Category:Weiran LI

Weiran LI

Executive Summary

Weiran LI is an inventor who has filed 2 patents. Their primary areas of innovation include Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one ( (2 patents), Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction (2 patents), Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks (2 patents), and they have worked with companies such as SZ DJI TECHNOLOGY CO., LTD. (2 patents). Their most frequent collaborators include (2 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• H04N19/58 (Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one (): 2 patents
• H04N19/105 (Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction): 2 patents
• H04N19/119 (Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks): 2 patents
• H04N19/129 (Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]): 2 patents
• H04N19/137 (Motion inside a coding unit, e.g. average field, frame or block difference): 2 patents
• H04N19/139 (Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability): 2 patents
• H04N19/176 (the unit being an image region, e.g. an object): 2 patents
• H04N19/30 (using hierarchical techniques, e.g. scalability (): 2 patents
• H04N19/513 (Processing of motion vectors): 2 patents
• H04N19/56 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 2 patents
• H04N19/573 (Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction): 2 patents
• H04N19/96 (Tree coding, e.g. quad-tree coding): 2 patents

Companies

List of Companies

• SZ DJI TECHNOLOGY CO., LTD.: 2 patents

Collaborators

• Xiaozhen ZHENG (2 collaborations)