Inventor
CHU KE-CHIANG
US39 patents
⚠️ This page may combine multiple inventors who share the name “CHU KE-CHIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
APPLE COMPUTER
31 patentsUS5467087ANov 14, 1995
High speed lossless data compression system
APPLE COMPUTER196 citations99
US5541995AJul 30, 1996
Method and apparatus for decoding non-sequential data packets
APPLE COMPUTER111 citations98
US5461679AOct 24, 1995
Method and apparatus for encoding/decoding image data
APPLE COMPUTER267 citations98
US5305295AApr 19, 1994
Efficient method and apparatus for access and storage of compressed data
APPLE COMPUTER121 citations98
US5253053AOct 12, 1993
Variable length decoding using lookup tables
APPLE COMPUTER183 citations98
US5212742AMay 18, 1993
Method and apparatus for encoding/decoding image data
APPLE COMPUTER380 citations98
US5794182AAug 11, 1998
Linear predictive speech encoding systems with efficient combination pitch coefficients computation
APPLE COMPUTER225 citations97
US5640551AJun 17, 1997
Efficient high speed trie search process
APPLE COMPUTER131 citations97
US5812199ASep 22, 1998
System and method for estimating block motion in a video image sequence
APPLE COMPUTER62 citations96
US5734892AMar 31, 1998
Efficient method and apparatus for access and storage of compressed data
APPLE COMPUTER87 citations96
US5530645AJun 25, 1996
Composite dictionary compression system
APPLE COMPUTER56 citations96
US5438622AAug 1, 1995
Method and apparatus for improving the security of an electronic codebook encryption scheme utilizing an offset in the pseudorandom sequence
APPLE COMPUTER104 citations96
US5408234AApr 18, 1995
Multi-codebook coding process
APPLE COMPUTER93 citations96
US5374916ADec 20, 1994
Automatic electronic data type identification process
APPLE COMPUTER89 citations96
US5719961AFeb 17, 1998
Adaptive technique for encoder and decoder signal transformation
APPLE COMPUTER54 citations95
US5649151AJul 15, 1997
Efficient method and apparatus for access and storage of compressed data
APPLE COMPUTER105 citations93
US5452358ASep 19, 1995
Method and apparatus for improving the security of an electronic codebook encryption scheme utilizing a data dependent encryption function
APPLE COMPUTER50 citations93
US5444445AAug 22, 1995
Master + exception list method and apparatus for efficient compression of data having redundant characteristics
APPLE COMPUTER26 citations93
US6389177B1May 14, 2002
System and method using edge processing to remove blocking artifacts from decompressed images
APPLE COMPUTER27 citations92
US6011864AJan 4, 2000
Digital image coding system having self-adjusting selection criteria for selecting a transform function
APPLE COMPUTER16 citations92
US5623262AApr 22, 1997
Multi-word variable length encoding and decoding
APPLE COMPUTER41 citations92
US6795740B1Sep 21, 2004
Rectifying overflow and underflow in equalized audio waveforms
APPLE COMPUTER24 citations91
US5901277AMay 4, 1999
Shared decompression buffer
APPLE COMPUTER29 citations91
US5812967ASep 22, 1998
Recursive pitch predictor employing an adaptively determined search window
APPLE COMPUTER19 citations91
US7079695B2Jul 18, 2006
Digital image coding system having self-adjusting selection criteria for selecting a transform function
APPLE COMPUTER3 citations74
US6798918B2Sep 28, 2004
System and method using edge processing to remove blocking artifacts from decompressed images
APPLE COMPUTER10 citations74
US6618509B2Sep 9, 2003
Digital image coding system having self-adjusting selection criteria for selecting a transform function
APPLE COMPUTER3 citations74
US6229917B1May 8, 2001
Digital image coding system having self-adjusting selection criteria for selecting a transform function
APPLE COMPUTER8 citations74
US6192336B1Feb 20, 2001
Method and system for searching for an optimal codevector
APPLE COMPUTER11 citations72
US5838691ANov 17, 1998
Codebook-based lossy data compression encoding system
APPLE COMPUTER4 citations61
US7092580B2Aug 15, 2006
System and method using edge processing to remove blocking artifacts from decompressed images
APPLE COMPUTER0 citations52
BURROUGHS CORP
4 patentsUS4138720AFeb 6, 1979
Time-shared, multi-phase memory accessing system
BURROUGHS CORP33 citations91
US4371949AFeb 1, 1983
Time-shared, multi-phase memory accessing system having automatically updatable error logging means
BURROUGHS CORP27 citations80
US4174537ANov 13, 1979
Time-shared, multi-phase memory accessing system having automatically updatable error logging means
BURROUGHS CORP25 citations80
US4234918ANov 18, 1980
Time-shared, multi-phase memory system with error checking and data correcting
BURROUGHS CORP10 citations72