Inventor
DUTTWEILER DONALD LARS
US10 patents
⚠️ This page may combine multiple inventors who share the name “DUTTWEILER DONALD LARS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LUCENT TECHNOLOGIES INC
7 patentsUS5818514AOct 6, 1998
Video conferencing system and method for providing enhanced interactive communication
LUCENT TECHNOLOGIES INC106 citations97
US5668865ASep 16, 1997
Echo canceler E-side speech detector
LUCENT TECHNOLOGIES INC24 citations85
US6813352B1Nov 2, 2004
Quadrature filter augmentation of echo canceler basis functions
LUCENT TECHNOLOGIES INC15 citations83
US5951626ASep 14, 1999
Adaptive filter
LUCENT TECHNOLOGIES INC18 citations83
US6628780B2Sep 30, 2003
Echo cancellation in the network for data applications
LUCENT TECHNOLOGIES INC7 citations72
US5752229AMay 12, 1998
Intelligent near-end speech detection
LUCENT TECHNOLOGIES INC12 citations71
US6356593B1Mar 12, 2002
Data optimized codec
LUCENT TECHNOLOGIES INC7 citations64
BELL TELEPHONE LABOR INC
3 patentsUS3945002AMar 16, 1976
Block digital processor for use with nonuniformly encoded digital words
BELL TELEPHONE LABOR INC26 citations80
US4095053AJun 13, 1978
Quasi-pulse stuffing synchronization
BELL TELEPHONE LABOR INC22 citations78
US3990073ANov 2, 1976
Digital signal processing arrangement using a cascaded integrator function generator
BELL TELEPHONE LABOR INC7 citations72