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Class Information
Number: 370/279
Name: Multiplex communications > Duplex > Communication over free space > Duplex repeaters
Description: Subject matter including circuitry for compensating attenuation losses of duplex signals or for increasing the communication range for extension terminal equipment at either end of a duplex transmission line.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7373155 |
Method for positioning mobile station and repeater thereof |
May. 13, 2008 |
| 7355993 |
Method and apparatus for forward link gain control in a power controlled repeater |
Apr. 8, 2008 |
| 7339902 |
Repeater for performing auto-negotiation between two node devices in a network |
Mar. 4, 2008 |
| 7310497 |
Radio communication repeater |
Dec. 18, 2007 |
| 7295806 |
Using directional antennas to enhance wireless mesh networks |
Nov. 13, 2007 |
| 7177643 |
Wireless network for routing a signal without using a tower |
Feb. 13, 2007 |
| 7154866 |
Message control protocol in a communications network having repeaters |
Dec. 26, 2006 |
| 7123648 |
Radio relay apparatus |
Oct. 17, 2006 |
| 7096042 |
System and method for increasing cellular system capacity by the use of the same frequency and time slot for both uplink and downlink transmissions |
Aug. 22, 2006 |
| 7092434 |
Mobile station used as a repeater station when communicating with a base station |
Aug. 15, 2006 |
| 7046697 |
Fast ethernet multiport repeater |
May. 16, 2006 |
| 7031658 |
System and method for single radio retransmission using a half duplex radio |
Apr. 18, 2006 |
| 7026949 |
Method for transmitting and receiving messages in home appliance networking system |
Apr. 11, 2006 |
| 6987989 |
Base station apparatus provided with array antennas |
Jan. 17, 2006 |
| 6940868 |
Digital serial communications hub |
Sep. 6, 2005 |
| 6904266 |
Wireless enhancer using a switch matrix |
Jun. 7, 2005 |
| 6842617 |
Wireless communication device with multiple external communication links |
Jan. 11, 2005 |
| 6704296 |
Optimized MII for 802.3u (100 BASE-T) fast ethernet PHYs |
Mar. 9, 2004 |
| 6600727 |
Distributed network repeater system |
Jul. 29, 2003 |
| 6313663 |
Full swing voltage input/full swing output bi-directional repeaters for high resistance or high capacitance bi-directional signal lines and methods therefor |
Nov. 6, 2001 |
| 6181681 |
Local area network media access controller layer bridge |
Jan. 30, 2001 |
| 6172965 |
Duplex transmission scheme |
Jan. 9, 2001 |
| 6169746 |
Signal transmission system for high speed serial bus |
Jan. 2, 2001 |
| 6169801 |
Digital isolation apparatus and method |
Jan. 2, 2001 |
| 6147978 |
Method and apparatus for preventing message collisions in a half-duplex communication system |
Nov. 14, 2000 |
| 6031825 |
Infrared audio link in mobile phone |
Feb. 29, 2000 |
| 5978371 |
Communications module base repeater |
Nov. 2, 1999 |
| 5923670 |
Multi-port type universal asynchronous receiver/ transmitter system using time division system |
Jul. 13, 1999 |
| 5910943 |
Method and device in radio based telecommunication system using repeaters |
Jun. 8, 1999 |
| 5883882 |
Fault detection in a frequency duplexed system |
Mar. 16, 1999 |
| 5883884 |
Wireless digital communication system having hierarchical wireless repeaters with autonomous hand-off |
Mar. 16, 1999 |
| 5848054 |
Repeater for transmission system for controlling and determining the status of electrical devices from remote locations |
Dec. 8, 1998 |
| 5812933 |
Duplex RF repeater for personal communications system |
Sep. 22, 1998 |
| 5754540 |
Expandable integrated circuit multiport repeater controller with multiple media independent interfaces and mixed media connections |
May. 19, 1998 |
| 5734643 |
Method and apparatus for transmitting data over a radio communications network |
Mar. 31, 1998 |
| 5678177 |
RF repeaters for time division duplex cordless telephone system |
Oct. 14, 1997 |
| 5651001 |
Method and apparatus for full duplex signaling |
Jul. 22, 1997 |
| 5634191 |
Self-adjusting RF repeater arrangements for wireless telephone systems |
May. 27, 1997 |
| 5634196 |
Radio call history list |
May. 27, 1997 |
| 5570354 |
Device for increasing the functional area of a system of digitally operating cordless telephones |
Oct. 29, 1996 |
| 5509028 |
Radio transmission method using repeater stations with spectrum reversal |
Apr. 16, 1996 |
| 5377255 |
RF repeaters for time division duplex cordless telephone systems |
Dec. 27, 1994 |
| 5327580 |
Full duplex RF repeater/base station providing microprocessor-controlled simultaneous CTCSS tone encode/decode |
Jul. 5, 1994 |
| 5319635 |
Electronic duplex communication system |
Jun. 7, 1994 |
| 5231629 |
Full-duplex communication system |
Jul. 27, 1993 |
| 5091906 |
Quasi-duplex radio system using bi-directional hole extension |
Feb. 25, 1992 |
| 5010583 |
Repeater for a wide area coverage system |
Apr. 23, 1991 |
| 4908820 |
Non-reciprocal bidirectional duplexer |
Mar. 13, 1990 |
| 4849963 |
Cellular radio telephone enhancement circuit |
Jul. 18, 1989 |
| 4754450 |
TDM communication system for efficient spectrum utilization |
Jun. 28, 1988 |
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