Inventor · Beijing, CN

Siwei Ma

50Patents
9h-index
54Co-inventors
81Inventor score

Filing activity: Sep 23, 2002 → May 24, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8005144B2 Bi-directional predicting method for video coding/decoding Electricity 89 Active
US9723313B2 Method and device for encoding and decoding videos using a best transformation matrix among multiple transformation matrices Electricity 40 Active
US10298950B2 P frame-based multi-hypothesis motion compensation method Electricity 34 Active
US10116934B2 Image processing method and apparatus Electricity 30 Active
US10645382B2 Video processing method, encoding device, and decoding device Electricity 30 Active
US9271006B2 Coding and decoding method for images or videos Electricity 24 Active
US10812835B2 Encoding method and apparatus and decoding method and apparatus Electricity 16 Active
US7916783B2 Bit-rate control method and device combined with rate-distortion optimization Electricity 12 Active
US8306124B2 Encoding method for skipped macroblocks in video image Electricity 10 Active
US7974343B2 Entropy coding method for coding video prediction residual coefficients Electricity 8 Active
US11368714B2 Method and device for video image processing Electricity 8 Active
US11159821B2 Method and device for video image processing Electricity 8 Active
US10523965B2 Video coding method, video decoding method, video coding apparatus, and video decoding apparatus Electricity 5 Active
US10771813B2 Reference frame encoding method and apparatus, and reference frame decoding method and apparatus Electricity 4 Active
US11949912B2 Method and device for video image processing Electricity 4 Active
US7974344B2 Method for obtaining image reference block in a code of mode of fixed reference frame number Electricity 4 Active
US11178420B2 Video image processing method and device Electricity 3 Active
US9088797B2 Video processing method and apparatus with residue prediction Electricity 3 Active
US9986255B2 Method and device for video encoding or decoding based on image super-resolution Electricity 2 Active
US11956448B2 Affine prediction improvements for video coding Electricity 1 Active
US11206422B2 Video image processing method and device Electricity 1 Active
US9485505B2 Method and apparatus of reference picture management for video coding Electricity 1 Active
US8116375B2 Method for obtaining motion vector and image reference block in a code mode of fixed reference frame a number Electricity 1 Active
US11949918B2 Unified neural network in-loop filter signaling Electricity 1 Active
US11245932B2 Encoding method and apparatus and decoding method and apparatus Electricity 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.