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Class Information
Number: 250/238
Name: Radiant energy > Photocells; circuits and apparatus > Temperature control of photocell
Description: Subject matter having means for controlling the temperature of the photocell apparatus.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7439481 |
In-situ power monitor having an extended range to stabilize gain of avalanche photodiodes across temperature variations |
Oct. 21, 2008 |
| 7427741 |
Bias control apparatus for avalanche photodiode and optical apparatus utilizing the bias control apparatus |
Sep. 23, 2008 |
| 7411178 |
Wavelength measuring device for a single light receiving element and wavelength measuring method at different temperatures |
Aug. 12, 2008 |
| 7397021 |
Device having optical sensor |
Jul. 8, 2008 |
| 7385182 |
Temperature sensing circuit having a controller for measuring a length of charging time |
Jun. 10, 2008 |
| 7326921 |
Optical receiver with bias voltage adjusted according to adjustable bypass current |
Feb. 5, 2008 |
| 7256378 |
Output-compensating device for image sensor |
Aug. 14, 2007 |
| 7253396 |
Cooled photodetector |
Aug. 7, 2007 |
| 7227115 |
Method of and system for detecting and correcting mode switching in diffractive-based laser scanning systems |
Jun. 5, 2007 |
| 7199358 |
Antenna-coupled microbolometer |
Apr. 3, 2007 |
| 7183540 |
Apparatus for measuring photo diodes' temperature dependence |
Feb. 27, 2007 |
| 7164109 |
Solar position tracing sensor using thin film pattern of both-sided printed circuit board |
Jan. 16, 2007 |
| 7154077 |
Device and method for measurement of incident power and energy |
Dec. 26, 2006 |
| 7122785 |
Rotation angle detection apparatus and resin rotary disk for the same |
Oct. 17, 2006 |
| 7105804 |
Light beam scanning unit and image forming apparatus |
Sep. 12, 2006 |
| 7102121 |
Temperature compensation for QKD systems |
Sep. 5, 2006 |
| 7098443 |
Temperature compensation method and apparatus for color sensors |
Aug. 29, 2006 |
| 7081609 |
Light-receiving circuit capable of compensating a temperature dependence of an optical sensitivity of a photodiode |
Jul. 25, 2006 |
| 7060970 |
Temperature compensating device for APD optical receiver |
Jun. 13, 2006 |
| 7019281 |
Rotation angle detection apparatus and rotary disk for same |
Mar. 28, 2006 |
| 6995354 |
Optoelectronic sensor device |
Feb. 7, 2006 |
| 6967320 |
Methods for maintaining laser performance at extreme temperatures |
Nov. 22, 2005 |
| 6960759 |
Light source device, image reading apparatus and image reading method |
Nov. 1, 2005 |
| 6952002 |
Image processing apparatus |
Oct. 4, 2005 |
| 6946651 |
Method and apparatus for water purification |
Sep. 20, 2005 |
| 6903329 |
Cooled mounting for light detector |
Jun. 7, 2005 |
| 6868235 |
Optical transmission module with light element temperature control |
Mar. 15, 2005 |
| 6847030 |
Scanning device for a position-measuring system for scanning a scale graduation |
Jan. 25, 2005 |
| 6814484 |
Temperature distribution measuring method and apparatus |
Nov. 9, 2004 |
| 6768096 |
Passive thermal stabilization of wavelength monitor |
Jul. 27, 2004 |
| 6756585 |
Process for manufacturing a housing for sensor elements, sensor and use thereof |
Jun. 29, 2004 |
| 6689999 |
Illumination apparatus utilizing light emitting diodes |
Feb. 10, 2004 |
| 6686586 |
Diffractive-based laser scanning system employing microcontroller programmed for mode-switching correction in response to binary mode switching signal generation |
Feb. 3, 2004 |
| 6677570 |
Wide dynamic range optical power detector |
Jan. 13, 2004 |
| 6635859 |
Method and apparatus for light to frequency conversion |
Oct. 21, 2003 |
| 6621071 |
Microelectronic system with integral cryocooler, and its fabrication and use |
Sep. 16, 2003 |
| 6570149 |
Photodetector having a control block for maintaining a detection signal within a predetermined tolerance range |
May. 27, 2003 |
| 6565815 |
Heat exchanging, optically interrogated chemical reaction assembly |
May. 20, 2003 |
| 6552332 |
Image-sensing apparatus |
Apr. 22, 2003 |
| 6545257 |
Thermal-electrically cooled photodetector |
Apr. 8, 2003 |
| 6437320 |
Optical amplifier control unit, optical amplification apparatus, and transmission system |
Aug. 20, 2002 |
| 6403037 |
Reaction vessel and temperature control system |
Jun. 11, 2002 |
| 6326610 |
Optical sensor including temperature control |
Dec. 4, 2001 |
| 6307194 |
Pixel structure having a bolometer with spaced apart absorber and transducer layers and an associated fabrication method |
Oct. 23, 2001 |
| 6180939 |
Method and apparatus for temperature compensation of measurements from a non-contact sensor |
Jan. 30, 2001 |
| 6025587 |
Device for the detection of optical parameters of a laser beam |
Feb. 15, 2000 |
| 5981933 |
CCD sensor with diagonal heat conducting straps |
Nov. 9, 1999 |
| 5958349 |
Reaction vessel for heat-exchanging chemical processes |
Sep. 28, 1999 |
| 5917183 |
Method of temperature compensation for optoelectronic components, more specifically optoelectronic semiconductors |
Jun. 29, 1999 |
| 5894341 |
Exposure apparatus and method for measuring a quantity of light with temperature variations |
Apr. 13, 1999 |
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