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Class Information
Number: 370/287
Name: Multiplex communications > Duplex > Transmit/receive interaction control > Echo suppression or cancellation > Disabling or inhibiting
Description: Subject matter wherein the echo cancellation or suppression is performed by blocking a certain signal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7392520 |
Method and apparatus for upgrading software in network bridges |
Jun. 24, 2008 |
| 7386038 |
Startup protocol for high throughput communications systems |
Jun. 10, 2008 |
| 7342954 |
Adaptive modulation for wireless networks |
Mar. 11, 2008 |
| 7286496 |
IP network communication device with facsimile communication function |
Oct. 23, 2007 |
| 7278039 |
Physical layer energy saving technique for transceivers |
Oct. 2, 2007 |
| 7263074 |
Voice activity detection based on far-end and near-end statistics |
Aug. 28, 2007 |
| 7254116 |
Method and apparatus for transceiver noise reduction in a frame-based communications network |
Aug. 7, 2007 |
| 7236463 |
Transceiver for echo and near-end crosstalk cancellation without loop timing configuration |
Jun. 26, 2007 |
| 7221659 |
Method and system for managing erroneous attenuation of signal |
May. 22, 2007 |
| 7174192 |
Method for controlling a hands free system, radio apparatus, and hands free apparatus |
Feb. 6, 2007 |
| 7120130 |
Seamless redundant echo canceller replacement in a multi-channel echo canceller |
Oct. 10, 2006 |
| 7058315 |
Fast decision threshold controller for burst-mode receiver |
Jun. 6, 2006 |
| 7054346 |
Enhanced frequency hopping in a wireless system |
May. 30, 2006 |
| 7031269 |
Acoustic echo canceller |
Apr. 18, 2006 |
| 6993667 |
Apparatus for automatic energy savings mode for ethernet transceivers and method thereof |
Jan. 31, 2006 |
| 6990084 |
Echo cancellation with dynamic latency adjustment |
Jan. 24, 2006 |
| 6947395 |
Locating network echos |
Sep. 20, 2005 |
| 6912209 |
Voice gateway with echo cancellation |
Jun. 28, 2005 |
| 6819709 |
Startup protocol for high throughput communications system |
Nov. 16, 2004 |
| 6792038 |
Startup protocol for high throughput communications systems |
Sep. 14, 2004 |
| 6785339 |
Method and apparatus for providing speech quality based packet enhancement in packet switched networks |
Aug. 31, 2004 |
| 6768723 |
Method of operating a full duplex speakerphone echo canceller |
Jul. 27, 2004 |
| 6751264 |
Receiver and method therefor |
Jun. 15, 2004 |
| 6665402 |
Method and apparatus for performing echo cancellation |
Dec. 16, 2003 |
| 6563803 |
Acoustic echo canceller |
May. 13, 2003 |
| 6563802 |
Echo cancellation with dynamic latency adjustment |
May. 13, 2003 |
| 6525841 |
Communication apparatus and its control method |
Feb. 25, 2003 |
| 6434110 |
Full-duplex speakerphone circuit including a double-talk detector |
Aug. 13, 2002 |
| 6421376 |
Methods of using digital modem identification information |
Jul. 16, 2002 |
| 6408021 |
PCM modem adaptation system utilizing a silence period |
Jun. 18, 2002 |
| 6201830 |
Low computation idle transmission method for DSL modems |
Mar. 13, 2001 |
| 6201796 |
Startup protocol for high throughput communications systems |
Mar. 13, 2001 |
| 6111862 |
Idle code density detector |
Aug. 29, 2000 |
| 6111861 |
Method and system for managing high speed data communication |
Aug. 29, 2000 |
| 6009083 |
Cascade echo canceler arrangement |
Dec. 28, 1999 |
| 5995540 |
System and method for reducing processing requirements of modem during idle receive time |
Nov. 30, 1999 |
| 5867540 |
Echo removing system between a mobile communication subscriber and a fixed communication subscriber |
Feb. 2, 1999 |
| 5864545 |
System and method for improving convergence during modem training and reducing computational load during steady-state modem operations |
Jan. 26, 1999 |
| 5835486 |
Multi-channel transcoder rate adapter having low delay and integral echo cancellation |
Nov. 10, 1998 |
| 5815496 |
Cascade echo canceler arrangement |
Sep. 29, 1998 |
| 5809077 |
Circuit for signal-transmitting connection of data networks |
Sep. 15, 1998 |
| 5768308 |
System for TDMA mobile-to-mobile VSELP codec bypass |
Jun. 16, 1998 |
| 5689556 |
Method of detecting narrow-band signals in an echo canceller |
Nov. 18, 1997 |
| 5631900 |
Double-Talk detector for echo canceller |
May. 20, 1997 |
| 5453976 |
Audio signal processor circuit |
Sep. 26, 1995 |
| 5434916 |
Voice activity detector for controlling echo canceller |
Jul. 18, 1995 |
| 5420921 |
Method for the detection of a disable tone signal of an echo canceller |
May. 30, 1995 |
| 5123009 |
Method and apparatus for disabling an echo canceller |
Jun. 16, 1992 |
| 5051980 |
Data communication interface device |
Sep. 24, 1991 |
| 5029204 |
Operational status controller for echo canceling |
Jul. 2, 1991 |
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