Inventor

CHEN YINGWEI

US40 patents

⚠️ This page may combine multiple inventors who share the name “CHEN YINGWEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHEN YINGWEI

KONINKL PHILIPS ELECTRONICS NV

System and method for encoding and decoding enhancement layer data using base layer quantization data

Hybrid temporal-SNR fine granular scalability video coding

Dynamic complexity prediction and regulation of MPEG2 decoding in a media processor

System and method for improved fine granular scalable video using base layer coding information

System and method for encoding and decoding the residual signal for fine granular scalable video

System and method for rate-distortion optimized data partitioning for video coding using backward adaptation

Method and system for estimating objective quality of compressed video data

Bit-plane dependent signal compression

Method and system for detecting intra-coded pictures and for extracting intra DCT precision and macroblock-level coding parameters from uncompressed digital video

System and method for providing a single-layer video encoded bitstreams suitable for reduced-complexity decoding

Fine granular scalable video with embedded DCT coding of the enhancement layer

Scalable video coding system

Entropy constrained scalar quantizer for a Laplace-Markov source

Detection and proper scaling of interlaced moving areas in MPEG-2 compressed video

Scalable video coding system

Method and system for estimating no-reference objective quality of video data

Method and system for skipping decoding of overlaid areas of video

Video decoding system and method having post-processing to reduce sharpness prediction drift

Cyclic resynchronization marker for error tolerate video coding

Reduced complexity video decoding by reducing the IDCT computation in B-frames

System and method for enhancing videos from drift-free scalable bitstream

Detection and proper interpolation of interlaced moving areas for MPEG decoding with embedded resizing

Reduced complexity IDCT decoding with graceful degradation

PHILIPS ELECTRONICS NA

System and method for fine granular scalable video with selective quality enhancement

Method of frame-by-frame calculation of quantization matrices

System for extracting coding parameters from video data

Method of chroma-keying for a digital video compression system

CHEN YINGWEI

Verifying user identity using a reverse caller ID process

Air-time fair transmission regulation without explicit traffic specifications for wireless networks

User verification using voice based password

PHILIPS CORP

Scalable video coding system

System for detecting redundant images in a video sequence by comparing two predetermined threshold values

ZHANG HESHENG

Cyanoquinoline derivatives

Pyridyl cyanoguanidine derivatives

IPG ELECTRONICS 503 LTD

Digital television transmission with error correction

TIANJIN HEMAY ONCOLOY PHARMACEUTICAL CO LTD

Cyanoquinoline derivatives

TIANJIN HEMAY BIO-TECH CO LTD

Cyanoquinoline derivatives

KONINK ELECTRONICS N V

Packetization of layered media bitstreams

KONINKLIJKE PHILIPS NV

Air-time fair transmission regulation without explicit traffic specifications for wireless networks

TIANJIN HEMAY ONCOLOGY PHARMACEUTICAL CO LTD

Quinazoline derivative