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Class Information
Number: 385/140
Name: Optical waveguides > Accessories > Attenuator
Description: Subject matter involving a device which reduces the intensity of light entering or exiting a waveguide.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6621953 |
Optical arrangement for transmitting short laser pulses in optical fibers |
Sep. 16, 2003 |
| 6614016 |
Method for optically determining the position of a movement element and sensor for implementing the method |
Sep. 2, 2003 |
| 6614983 |
Variable optical attenuator |
Sep. 2, 2003 |
| 6614982 |
Variable optical attenuator |
Sep. 2, 2003 |
| 6612754 |
Method and apparatus for splicing optical fibers |
Sep. 2, 2003 |
| 6614958 |
Optical imaging system |
Sep. 2, 2003 |
| 6611649 |
Variable optical attenuator with polarization maintaining fiber |
Aug. 26, 2003 |
| 6606447 |
Optical attenuator including dual control loops |
Aug. 12, 2003 |
| 6606446 |
Miniature variable attenuator |
Aug. 12, 2003 |
| 6604865 |
Optical plug-in connector having optical waveguides held in ferrules for the pluggable connection to a counterplug |
Aug. 12, 2003 |
| 6603902 |
Wavelength selective variable reflector |
Aug. 5, 2003 |
| RE38205 |
Variable attenuator connector |
Jul. 29, 2003 |
| 6599024 |
Fiber optic adapter with attenuator and method |
Jul. 29, 2003 |
| 6600867 |
Variable optical attenuator |
Jul. 29, 2003 |
| 6590684 |
Optical system |
Jul. 8, 2003 |
| 6587288 |
Optical attenuation filter |
Jul. 1, 2003 |
| 6587632 |
Thermo-optic tunable optical attenuator |
Jul. 1, 2003 |
| 6584271 |
Dual fiber variable optical attenuator |
Jun. 24, 2003 |
| 6580868 |
High-resolution variable optical attenuator with mechanical adjustment |
Jun. 17, 2003 |
| 6574413 |
Arrangement and method for the channel-dependent attenuation of the levels of a plurality of optical data channels |
Jun. 3, 2003 |
| 6563965 |
Analog optical switch using an integrated Mach-Zehnder interferometer having a moveable phase shifter |
May. 13, 2003 |
| 6560000 |
Wavelength-dependent optical signal processing using an angle-to-offset module |
May. 6, 2003 |
| 6560379 |
Variable optical filter unit and variable gain equalizing system |
May. 6, 2003 |
| 6560396 |
Variable optical attenuator |
May. 6, 2003 |
| 6554462 |
Optical waveguide structures |
Apr. 29, 2003 |
| 6556338 |
MEMS based variable optical attenuator (MBVOA) |
Apr. 29, 2003 |
| 6556736 |
Dynamic passband shape compensation of optical signals |
Apr. 29, 2003 |
| 6556765 |
Planar variable optical attenuator |
Apr. 29, 2003 |
| 6556766 |
MEMS see-saw array for dynamic gain equalization of DWDM systems |
Apr. 29, 2003 |
| 6553175 |
Variable optical attenuator |
Apr. 22, 2003 |
| 6542689 |
Attenuator for buffered optical fibers |
Apr. 1, 2003 |
| 6538816 |
Micro-electro mechanical based optical attenuator |
Mar. 25, 2003 |
| 6539148 |
Channel equalizer with acousto-optic variable attenuators |
Mar. 25, 2003 |
| 6532322 |
Channel equalizer with acousto-optic variable attenuators |
Mar. 11, 2003 |
| 6529673 |
Manual variable optical attenuator and method |
Mar. 4, 2003 |
| 6529672 |
Elimination of optical power limitation due to stimulated raman scattering in fiber optic links |
Mar. 4, 2003 |
| 6529674 |
Optical devices employing an optical thresholder |
Mar. 4, 2003 |
| 6526192 |
Fiber fuse protection |
Feb. 25, 2003 |
| 6519381 |
Optical switch and method of producing the same |
Feb. 11, 2003 |
| 6519074 |
Electrostatically-actuated tunable optical components using entropic materials |
Feb. 11, 2003 |
| 6512878 |
Variable optic attenuator |
Jan. 28, 2003 |
| 6507422 |
Optical attenuator and system, optical amplifier, and terminal device each having the optical attenuator |
Jan. 14, 2003 |
| 6507681 |
Anti-waveguide routing structure |
Jan. 14, 2003 |
| 6507680 |
Planar lightwave circuit module |
Jan. 14, 2003 |
| 6501900 |
Variable optical fiber attenuator device |
Dec. 31, 2002 |
| 6498888 |
High-attenuation fiber with cladding mode suppression for all-fiber optical attenuator |
Dec. 24, 2002 |
| 6496643 |
Internal termination for optical fibers |
Dec. 17, 2002 |
| 6493499 |
Waveguide window |
Dec. 10, 2002 |
| 6493488 |
Apparatus and method for high speed optical signal processing |
Dec. 10, 2002 |
| 6493478 |
Photothermal optical switch and variable attenuator |
Dec. 10, 2002 |
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