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Class Information
Number: 250/227.24
Name: Radiant energy > Photocells; circuits and apparatus > Optical or pre-photocell system > Light conductor > With coupling enhancement means
Description: Subject matter with means used to increase the overall coupling efficiency of the light conductor and the photocell, i.e., to improve the ratio of light reaching the photocell from the light conductor to the light leaving the photoconductor on its way to the photocell.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7449674 |
Optical transmission module |
Nov. 11, 2008 |
| 7428051 |
Device for the IR-spectrometric analysis of a solid, liquid or gaseous medium |
Sep. 23, 2008 |
| 7359640 |
Optical coupling device and method for bidirectional data communication over a common signal line |
Apr. 15, 2008 |
| 7326916 |
Optical submarine transmission system |
Feb. 5, 2008 |
| 7324089 |
Optical device for optical mouse |
Jan. 29, 2008 |
| 7250597 |
Measuring and adjustment device for an alignment optical system and adjustment method thereof |
Jul. 31, 2007 |
| 7211784 |
Photo-detection device and temperature distribution detection device using the same |
May. 1, 2007 |
| 7173235 |
Apparatus for optically reading target |
Feb. 6, 2007 |
| 7170648 |
Device for scanning register marks into a polychrome printing machine |
Jan. 30, 2007 |
| 7112780 |
Detector unit |
Sep. 26, 2006 |
| 7091492 |
Imaging device comprising optically coupled fiber optic plate assembly |
Aug. 15, 2006 |
| 7087887 |
Optical multiphase flow sensor |
Aug. 8, 2006 |
| 7057158 |
Optical subassembly for high speed optoelectronic devices |
Jun. 6, 2006 |
| 7053360 |
Capacitive type control member having a touch sensitive detector |
May. 30, 2006 |
| 6914231 |
Optical shuffle/interconnect system |
Jul. 5, 2005 |
| 6885016 |
Switching power supply circuit using a silicon based LED for feedback |
Apr. 26, 2005 |
| 6835923 |
Method and apparatus for self-monitoring of proximity sensors |
Dec. 28, 2004 |
| 6768099 |
Device for detecting a parameter associated with the state of a vehicle, especially an automobile |
Jul. 27, 2004 |
| 6723978 |
Fiber optic conversion system and method |
Apr. 20, 2004 |
| 6670604 |
Light detection equipment in components with optical access |
Dec. 30, 2003 |
| 6614015 |
Detector of stains on a transparent plate surface |
Sep. 2, 2003 |
| 6531692 |
Optical coupling assembly for image sensing operator input device |
Mar. 11, 2003 |
| 6472655 |
Remote amplifier for an optical transmission system and method of evaluating a faulty point |
Oct. 29, 2002 |
| 6388248 |
Control voltage isolation system for electrical rotating apparatus utilizing fiber optics and associated method |
May. 14, 2002 |
| 6376851 |
Opto-coupler applications suitable for low efficiency silicon based LEDs |
Apr. 23, 2002 |
| 6359690 |
Apparatus, system and method for determining wear of an article |
Mar. 19, 2002 |
| 6320177 |
Method and apparatus for generating a control signal |
Nov. 20, 2001 |
| 6321010 |
Optical microstructure and method of manufacture |
Nov. 20, 2001 |
| 6307197 |
Optoelectronic component and method for calibrating an optoelectronic component |
Oct. 23, 2001 |
| 6262414 |
Optical probe |
Jul. 17, 2001 |
| 6222179 |
Fiber optic control having joystick |
Apr. 24, 2001 |
| 6207949 |
Method and apparatus for stabilizing attenuators in optical networks |
Mar. 27, 2001 |
| 6160255 |
Laser-based photoacoustic sensor and method for trace detection and differentiantion of atmospheric NO and NO.sub.2 |
Dec. 12, 2000 |
| 6157027 |
Modular optical fiber color image scanner with all-optical scanner head having side-coupled light guide for providing illumination light to the scanner head |
Dec. 5, 2000 |
| 6140634 |
Sensor for measuring electrical current strength and/or voltage |
Oct. 31, 2000 |
| 6087653 |
Light guide implementation of a proximity detector |
Jul. 11, 2000 |
| 6078712 |
Connecting cable for control units |
Jun. 20, 2000 |
| 6064059 |
Device for detecting the level of humidity on a pane |
May. 16, 2000 |
| 6052238 |
Near-field scanning optical microscope having a sub-wavelength aperture array for enhanced light transmission |
Apr. 18, 2000 |
| 6002139 |
Image input device having a refractive index light guide and lenses |
Dec. 14, 1999 |
| 5998782 |
Water drop detector on transparent substrate |
Dec. 7, 1999 |
| 5966238 |
Method for imaging of documents |
Oct. 12, 1999 |
| 5956150 |
Laser mount positioning device and method of using same |
Sep. 21, 1999 |
| 5930111 |
Overhead installed communication equipment |
Jul. 27, 1999 |
| 5821530 |
Coadunate emitter/detector for use with fiber optic devices |
Oct. 13, 1998 |
| 5808293 |
Photo detector with an integrated mirror and a method of making the same |
Sep. 15, 1998 |
| 5771091 |
Sensor and a method for measuring distances to, and/or physical properties of, a medium |
Jun. 23, 1998 |
| 5747795 |
Photoelectric detector for a register control device within a rotary printing machine |
May. 5, 1998 |
| 5740291 |
Fiber optic sensor for sensing particle movement in a catalytic reactor |
Apr. 14, 1998 |
| 5732172 |
Laser pulse sampler |
Mar. 24, 1998 |
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