Inventor
HUANG JIAN-CHENG
US26 patents
⚠️ This page may combine multiple inventors who share the name “HUANG JIAN-CHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOTOROLA INC
22 patentsUS6418405B1Jul 9, 2002
Method and apparatus for dynamic segmentation of a low bit rate digital voice message
MOTOROLA INC83 citations97
US6018706AJan 25, 2000
Pitch determiner for a speech analyzer
MOTOROLA INC101 citations97
US5434856AJul 18, 1995
Method for monitoring communication talkgroups
MOTOROLA INC60 citations96
US6496798B1Dec 17, 2002
Method and apparatus for encoding and decoding frames of voice model parameters into a low bit rate digital voice message
MOTOROLA INC76 citations95
US6163765ADec 19, 2000
Subband normalization, transformation, and voiceness to recognize phonemes for text messaging in a radio communication system
MOTOROLA INC62 citations94
US5692019ANov 25, 1997
Communication device having antenna switch diversity, and method therefor
MOTOROLA INC67 citations93
US5287552AFeb 15, 1994
Method for more efficient service request processing
MOTOROLA INC29 citations93
US6418407B1Jul 9, 2002
Method and apparatus for pitch determination of a low bit rate digital voice message
MOTOROLA INC39 citations92
US6370500B1Apr 9, 2002
Method and apparatus for non-speech activity reduction of a low bit rate digital voice message
MOTOROLA INC38 citations92
US6073094AJun 6, 2000
Voice compression by phoneme recognition and communication of phoneme indexes and voice features
MOTOROLA INC32 citations92
US5666350ASep 9, 1997
Apparatus and method for coding excitation parameters in a very low bit rate voice messaging system
MOTOROLA INC27 citations92
US6064955AMay 16, 2000
Low complexity MBE synthesizer for very low bit rate voice messaging
MOTOROLA INC28 citations91
US6772126B1Aug 3, 2004
Method and apparatus for transferring low bit rate digital voice messages using incremental messages
MOTOROLA INC35 citations89
US5806038ASep 8, 1998
MBE synthesizer utilizing a nonlinear voicing processor for very low bit rate voice messaging
MOTOROLA INC17 citations84
US6052443AApr 18, 2000
Alphanumeric message composing method using telephone keypad
MOTOROLA INC14 citations74
US5781882AJul 14, 1998
Very low bit rate voice messaging system using asymmetric voice compression processing
MOTOROLA INC16 citations74
US5684926ANov 4, 1997
MBE synthesizer for very low bit rate voice messaging systems
MOTOROLA INC14 citations73
US5682462AOct 28, 1997
Very low bit rate voice messaging system using variable rate backward search interpolation processing
MOTOROLA INC8 citations73
US5636231AJun 3, 1997
Method and apparatus for minimal redundancy error detection and correction of voice spectrum parameters
MOTOROLA INC14 citations73
US6691081B1Feb 10, 2004
Digital signal processor for processing voice messages
MOTOROLA INC5 citations72
US6137867AOct 24, 2000
Alphanumeric message composing method using telephone keypad
MOTOROLA INC11 citations72
US5974121AOct 26, 1999
Alphanumeric message composing method using telephone keypad
MOTOROLA INC10 citations72