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Class Information
Number: 370/296
Name: Multiplex communications > Duplex > Convertible to half duplex
Description: Subject matter wherein the transmission and reception of signals occur alternately rather than substantially simultaneously, but where the circuitry is convertible to full duplex operation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7342884 |
Method and apparatus for one directional communications in bidirectional communications channel |
Mar. 11, 2008 |
| 7313103 |
Method and apparatus for interactive communication between half-duplex and full-duplex systems |
Dec. 25, 2007 |
| 7280593 |
Method and system for sample and reconstruction synchronization for digital transmission of analog modem signal |
Oct. 9, 2007 |
| 7280807 |
Initiator device capable of two-way half-duplex communication with multiple recipient devices |
Oct. 9, 2007 |
| 7269141 |
Duplex aware adaptive playout method and communications device |
Sep. 11, 2007 |
| 7257125 |
Quality of service half-duplex media access controller |
Aug. 14, 2007 |
| 7230930 |
Mode shifting communications system and method |
Jun. 12, 2007 |
| 7203509 |
Method for managing communication sessions |
Apr. 10, 2007 |
| 7177598 |
Method and system for reducing channel interference in a frame-synchronized wireless communication system |
Feb. 13, 2007 |
| 7139250 |
Advanced ethernet auto negotiation |
Nov. 21, 2006 |
| 7130282 |
Communication device for providing multimedia in a group communication network |
Oct. 31, 2006 |
| 6987444 |
Power line communications method |
Jan. 17, 2006 |
| 6973044 |
Efficient method for collecting statistics via a half-duplex serial bus |
Dec. 6, 2005 |
| 6938086 |
Auto-detection of duplex mismatch on an ethernet |
Aug. 30, 2005 |
| 6804205 |
Method and apparatus for transmitting packet for synchronization using half duplex transmission medium |
Oct. 12, 2004 |
| 6788653 |
Digital signal transmission method digital signal transmission system, digital signal transmitting apparatus and recording medium |
Sep. 7, 2004 |
| 6775249 |
Connection handling in communications networks |
Aug. 10, 2004 |
| 6738359 |
Communication format control method and apparatus |
May. 18, 2004 |
| 6665275 |
Network device including automatic detection of duplex mismatch |
Dec. 16, 2003 |
| 6600727 |
Distributed network repeater system |
Jul. 29, 2003 |
| 6580697 |
Advanced ethernet auto negotiation |
Jun. 17, 2003 |
| 6563804 |
System and method for providing full-duplex audio communication using a half-duplex audio circuit |
May. 13, 2003 |
| 6469988 |
Low-level circuit implementation of signal flow graphs for real-time signal processing of high-speed digital signals |
Oct. 22, 2002 |
| 6470035 |
Receiver for receiver a signal transmitted by a time-division multi-access method |
Oct. 22, 2002 |
| 6466551 |
Simplex/duplex switching system |
Oct. 15, 2002 |
| 6366567 |
Automatic detection of full or half duplex capability in a remote network device |
Apr. 2, 2002 |
| 6292509 |
Data-communication apparatus and method for modulation or demodulation in specified mode |
Sep. 18, 2001 |
| 6192028 |
Method and apparatus providing programmable thresholds for half-duplex flow control in a network switch |
Feb. 20, 2001 |
| 6172965 |
Duplex transmission scheme |
Jan. 9, 2001 |
| 6169729 |
200 Mbps PHY/MAC apparatus and method |
Jan. 2, 2001 |
| 6111860 |
Communication interface system for half duplex digital radios |
Aug. 29, 2000 |
| 6088339 |
Apparatus and method for programming a hearing aid using a serial bidirectional transmission method and varying clock pulses |
Jul. 11, 2000 |
| 6069556 |
Interface device bi-directional connection of currents carrying low voltage/radiofrequency |
May. 30, 2000 |
| 6065038 |
Method and apparatus for transmitting data at different data transfer rates using multiple interconnected hubs |
May. 16, 2000 |
| 6031825 |
Infrared audio link in mobile phone |
Feb. 29, 2000 |
| 6009323 |
Method of placing a call in a two-way radio communication system |
Dec. 28, 1999 |
| 5982755 |
System and method for providing high terminal coupling loss in a handsfree terminal |
Nov. 9, 1999 |
| 5970056 |
Method of communication resource assignment |
Oct. 19, 1999 |
| 5959979 |
Half-duplex communication system for telemetry modems |
Sep. 28, 1999 |
| 5907539 |
I/O Module for a serial multiplex data system with a programmable communication mode selector |
May. 25, 1999 |
| 5892802 |
Transporting user data over A-Bis and A-interfaces within a mobile telecommunications network |
Apr. 6, 1999 |
| 5881370 |
Communication apparatus with an automatically configured multimode talk switch and method of operation |
Mar. 9, 1999 |
| 5867487 |
Method of automatic duplex or semi-duplex communication for two units via a telephone line |
Feb. 2, 1999 |
| 5825755 |
Method and apparatus for switching between full-duplex and half-duplex CSMA/CD systems |
Oct. 20, 1998 |
| 5793749 |
Method and apparatus for communications testing using a recorded test message |
Aug. 11, 1998 |
| 5793755 |
Echo suppressor for facsimile calls in a satellite network |
Aug. 11, 1998 |
| 5764629 |
Method and apparatus for avoiding collisions in an electronic business set terminal |
Jun. 9, 1998 |
| 5732069 |
ATM switch |
Mar. 24, 1998 |
| 5721731 |
Data communication apparatus |
Feb. 24, 1998 |
| 5712860 |
Methods and system for using multi-block bursts in half duplex subscriber unit transmissions |
Jan. 27, 1998 |
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