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Class Information
Number: 398/100
Name: Optical communications > Multiplex > Time division > Subscriber system
Description: Subject matter wherein the system is developed to commu nicate with prearranged plural time division multiplexed stations thus enabling all preselected stations to receive identified information at the same time it is transmitted.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6804426 |
Device and method for simultaneous multiple reproduction of lightwave signals |
Oct. 12, 2004 |
| 6788900 |
System for checking the operation of an optical filter |
Sep. 7, 2004 |
| 6778781 |
Health check algorithm for protection circuit in optical network |
Aug. 17, 2004 |
| 6771908 |
Fast protection switching by snooping on downstream signals in an optical network |
Aug. 3, 2004 |
| 6744987 |
Tertiary optical media interface |
Jun. 1, 2004 |
| 6741814 |
Balun for coaxial cable transmission |
May. 25, 2004 |
| 6721506 |
Method and system for delivering multi-band broadcast services in wavelength division multiplexed passive optical networks |
Apr. 13, 2004 |
| 6684031 |
Ethernet fiber access communications system |
Jan. 27, 2004 |
| 6677520 |
Fanning tray |
Jan. 13, 2004 |
| 6674966 |
Re-configurable fibre wireless network |
Jan. 6, 2004 |
| 6674967 |
Fiber-to-the-home (FTTH) optical receiver having gain control and a remote enable |
Jan. 6, 2004 |
| 6654563 |
Fiber/wired communication system |
Nov. 25, 2003 |
| 6650841 |
Optical subscriber line terminal unit and a state transition control method |
Nov. 18, 2003 |
| 6650839 |
Method and apparatus for optical media access protection in a passive optical network |
Nov. 18, 2003 |
| 6647210 |
Delay adjustment unit and method, optical network unit, and communication system |
Nov. 11, 2003 |
| 6643465 |
Method for checking a ring optical network line for data transmission between a plurality of network subscribers in a motor vehicle |
Nov. 4, 2003 |
| 6632032 |
Remote data network access in a communication network utilizing overhead channels |
Oct. 14, 2003 |
| 6592272 |
Burst mode transmission over multiple optical wavelengths |
Jul. 15, 2003 |
| 6583901 |
Optical communications system with dynamic channel allocation |
Jun. 24, 2003 |
| 6552832 |
Telecommunications system including transmultiplexer installed between digital switch and optical signal transmission fiber |
Apr. 22, 2003 |
| 6519067 |
Digital optical transmitter |
Feb. 11, 2003 |
| 6169619 |
Apparatus and method for reception of optical signal |
Jan. 2, 2001 |
| 6115163 |
Apparatus and method for reception of optical burst |
Sep. 5, 2000 |
| 5959754 |
Optical wireless communication system |
Sep. 28, 1999 |
| 5930018 |
Method and apparatus for controlling communications in a passive optical network |
Jul. 27, 1999 |
| 5912998 |
Optical network with repeater at a split-level of the network |
Jun. 15, 1999 |
| 5903368 |
Method and a system for optical communications with passive routing |
May. 11, 1999 |
| 5896213 |
Optical fiber network system |
Apr. 20, 1999 |
| 5872645 |
Telecommunications network |
Feb. 16, 1999 |
| 5867292 |
Method and apparatus for cordless infrared communication |
Feb. 2, 1999 |
| 5854701 |
Passive optical network |
Dec. 29, 1998 |
| 5793509 |
Telecommunications network |
Aug. 11, 1998 |
| 5790288 |
Transport network with high transmission capacity for telecommunications |
Aug. 4, 1998 |
| 5715074 |
Duplex switching apparatus |
Feb. 3, 1998 |
| 5687014 |
Optical distribution shelf for a remote terminal of an optical fiber telecommunications network |
Nov. 11, 1997 |
| 5646758 |
Optical time compression multiplexing transmission system |
Jul. 8, 1997 |
| 5619360 |
Optical processing in asynchronous transfer mode network |
Apr. 8, 1997 |
| 5581387 |
Optical data communications network with a plurality of optical transmitters and a common optical receiver connected via a passive optical network |
Dec. 3, 1996 |
| 5576874 |
Optical distribution shelf for a remote terminal of an optical fiber telecommunications network |
Nov. 19, 1996 |
| 5572349 |
Communications system |
Nov. 5, 1996 |
| 5568300 |
Fiber interface shelf for interfacing ATM switch module and subscriber line or toll switch |
Oct. 22, 1996 |
| 5548432 |
Passive optical network switchable between an operational mode and a diagnostic mode |
Aug. 20, 1996 |
| 5537241 |
Telecommunications system |
Jul. 16, 1996 |
| 5523870 |
Optical transmission system |
Jun. 4, 1996 |
| 5491575 |
Passive optical telecommunication system |
Feb. 13, 1996 |
| 5457560 |
Fiber optic telecommunication system employing continuous downlink, burst uplink transmission format with preset uplink guard band |
Oct. 10, 1995 |
| 5448388 |
Optical subscriber line system |
Sep. 5, 1995 |
| 5398129 |
Passive optical telecommunication system for narrow band and broadband integrated services digital networks |
Mar. 14, 1995 |
| 5357360 |
Optical data network having adjustable delays for switching over to backup unit |
Oct. 18, 1994 |
| 5325223 |
Fiber optic telephone loop network |
Jun. 28, 1994 |
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