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Class Information
Number: 398/45
Name: Optical communications > Multiplex > Optical switching
Description: Subject matter wherein switching of multiple information or signals takes place in optical domain.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6721315 |
Control architecture in optical burst-switched networks |
Apr. 13, 2004 |
| 6718082 |
Solid-State optical wavelength switches |
Apr. 6, 2004 |
| 6714740 |
Optical network and switch control method for use in the optical network |
Mar. 30, 2004 |
| 6711358 |
Optical apparatus using a phase grating |
Mar. 23, 2004 |
| 6707594 |
Method and device for switching wavelength division multiplexed optical signals using two-dimensional micro-electromechanical mirrors |
Mar. 16, 2004 |
| 6704476 |
Optical MEMS switch with imaging system |
Mar. 9, 2004 |
| 6704508 |
Optical crossconnect, optical network device, and connection status supervisory method |
Mar. 9, 2004 |
| 6701092 |
Laser based telecommunication network and router |
Mar. 2, 2004 |
| 6690885 |
Optical crossconnect using tilting mirror MEMS array |
Feb. 10, 2004 |
| 6690891 |
Method for synchronizing optical signals, an optical synchronizing devices and an optical network node therefor |
Feb. 10, 2004 |
| 6687462 |
Wavelength slicer for optical signal switching |
Feb. 3, 2004 |
| 6680797 |
Spatial light modulators for full cross-connections in optical networks |
Jan. 20, 2004 |
| 6674971 |
Optical communication network with receiver reserved channel |
Jan. 6, 2004 |
| 6668106 |
Crosspoint microwave switching architecture for optical telecommunications |
Dec. 23, 2003 |
| 6665495 |
Non-blocking, scalable optical router architecture and method for routing optical traffic |
Dec. 16, 2003 |
| 6665476 |
Wavelength selective optical add/drop multiplexer and method of manufacture |
Dec. 16, 2003 |
| 6658179 |
Monolithic reconfigurable optical multiplexer systems and methods |
Dec. 2, 2003 |
| 6647208 |
Hybrid electronic/optical switch system |
Nov. 11, 2003 |
| 6636337 |
Optical switching device based on stable, non-absorbing optical hard limiters |
Oct. 21, 2003 |
| 6631245 |
Device for extracting and inserting optical carriers in optical communications networks |
Oct. 7, 2003 |
| 6626590 |
Optical communication network |
Sep. 30, 2003 |
| 6625340 |
Optical switch attenuator |
Sep. 23, 2003 |
| 6616350 |
Method and apparatus for providing a more efficient use of the total bandwidth capacity in a synchronous optical network |
Sep. 9, 2003 |
| 6603898 |
Apparatus and method for achieving a smooth spectral response optical filter |
Aug. 5, 2003 |
| 6580847 |
Multistage photonic switch fault isolation |
Jun. 17, 2003 |
| 6577412 |
System and method of determining end point candidates for an optical channel in a data network |
Jun. 10, 2003 |
| 6570874 |
ATM switch |
May. 27, 2003 |
| 6570684 |
Optical routing/switching systems |
May. 27, 2003 |
| 6567576 |
Optical switch matrix with failure protection |
May. 20, 2003 |
| 6563617 |
Optical apparatus using a 2D-spatial light modulator |
May. 13, 2003 |
| 6560000 |
Wavelength-dependent optical signal processing using an angle-to-offset module |
May. 6, 2003 |
| 6556319 |
Split redundant trunk architecture using passive splitters and path switching |
Apr. 29, 2003 |
| 6538818 |
Method and device for wavelength switching, wavelength division multiplexing, and time division multiplexing |
Mar. 25, 2003 |
| 6532212 |
Trunking inter-switch links |
Mar. 11, 2003 |
| 6529150 |
Photonic analog to digital conversion based on temporal and spatial oversampling techniques |
Mar. 4, 2003 |
| 6501871 |
Active equipment protection methods and apparatus communicatively decoupling data add/drops |
Dec. 31, 2002 |
| 6493124 |
Looping back signals in optical switches |
Dec. 10, 2002 |
| 6493139 |
Optical switch |
Dec. 10, 2002 |
| 6490377 |
Optical interleaver |
Dec. 3, 2002 |
| 6490383 |
Hybrid spatial and wavelength selector and optical switching matrix including it |
Dec. 3, 2002 |
| 6480309 |
Optical gate based optical space division switch |
Nov. 12, 2002 |
| 6477287 |
Polarization-preserving, phase-and-polarization-insensitive, photonic data router |
Nov. 5, 2002 |
| 6473211 |
Optical crossbar switching and/or routing system |
Oct. 29, 2002 |
| 6459831 |
WDM utilizing diffraction gratings with polarization dependent loss compensation |
Oct. 1, 2002 |
| 6453357 |
Method and system for processing fragments and their out-of-order delivery during address translation |
Sep. 17, 2002 |
| 6446131 |
Bridges and other layer-two devices for forwarding MAC frames |
Sep. 3, 2002 |
| 6441961 |
Folded optical interleaver with optional routing capability |
Aug. 27, 2002 |
| 6433902 |
Optical switch |
Aug. 13, 2002 |
| 6430332 |
Optical switching apparatus |
Aug. 6, 2002 |
| 6426814 |
Spatially switched router for wireless data packets |
Jul. 30, 2002 |
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