Inventor
YIP WILLIAM CHUNHUNG
US13 patents
⚠️ This page may combine multiple inventors who share the name “YIP WILLIAM CHUNHUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOTOROLA INC
11 patentsUS6084967AJul 4, 2000
Radio telecommunication device and method of authenticating a user with a voice authentication token
MOTOROLA INC233 citations96
US5926756AJul 20, 1999
Method and system for programming a cellular phone
MOTOROLA INC140 citations95
US6104726AAug 15, 2000
Simultaneous transfer of voice and data information using multi-rate vocoder and bit control protocol
MOTOROLA INC40 citations91
US5856970AJan 5, 1999
Multi-channel echo cancellation method and apparatus
MOTOROLA INC64 citations91
US5815020ASep 29, 1998
Balance differential receiver
MOTOROLA INC49 citations91
US5896452AApr 20, 1999
Multi-channel echo canceler and method using convolution of two training signals
MOTOROLA INC69 citations89
US5721782AFeb 24, 1998
Partitioned echo canceler utilizing decimation echo location
MOTOROLA INC32 citations88
US6415029B1Jul 2, 2002
Echo canceler and double-talk detector for use in a communications unit
MOTOROLA INC37 citations86
US5812942ASep 22, 1998
Balanced differential radio receiver and method of operation
MOTOROLA INC26 citations86
US5751718AMay 12, 1998
Simultaneous transfer of voice and data information using multi-rate vocoder and byte control protocol
MOTOROLA INC17 citations82
US6707912B2Mar 16, 2004
Method and apparatus for setting a step size for an adaptive filter coefficient of an echo canceller
MOTOROLA INC9 citations70