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Class Information
Number: 250/214.1
Name: Radiant energy > Photocells; circuits and apparatus > Photocell controlled circuit > Special photocell or electron tube circuits > Special photocell
Description: Subject matter in which the photocell has characteristics which are sufficiently unique to be stated in the claims.

Patents under this class:

Patent Number Title Of Patent Date Issued
8039784 Readout chip with binary counter for fast single photon counting Oct. 18, 2011
8039780 Photodiode array and image pickup device using the same Oct. 18, 2011
8035077 Method for manufacturing a semiconductor device Oct. 11, 2011
8035076 Physical quantity distribution detector, having a plurality of unit components with sensitivity to a physical quantity change of light Oct. 11, 2011
8035072 Optical semiconductor device and infrared data communication apparatus eliminating low frequency component Oct. 11, 2011
8035066 Solid-state imaging device including A/D converting circuit with power-down controller Oct. 11, 2011
8030608 Backside illuminated imaging device, semiconductor substrate, imaging apparatus and method for manufacturing backside illuminated imaging device Oct. 4, 2011
8026471 Single-photon avalanche detector-based focal plane array Sep. 27, 2011
8026469 Photoelectric conversion device with plural columns of pixels and conductive patterns for connecting to a source follower MOS transistor of a pixel of a column Sep. 27, 2011
8022351 Single photon detection with self-quenching multiplication Sep. 20, 2011
8017902 Detector Sep. 13, 2011
8013284 Integrated electrooptic system Sep. 6, 2011
8013282 System for programming a plurality of chips, such as photosensor chips or ink-jet chips, with operating parameters Sep. 6, 2011
7994465 Methods and devices for improved charge management for three-dimensional and color sensing Aug. 9, 2011
7994463 Fabrication of transducer structures Aug. 9, 2011
7989752 Solid-state imaging device and solid-state imaging device manufacturing method Aug. 2, 2011
7985947 Photoelectric conversion apparatus and image pickup system using photoelectric conversion apparatus Jul. 26, 2011
7973380 Method for providing metal extension in backside illuminated sensor for wafer level testing Jul. 5, 2011
7968836 Photonic crystal sensors with integrated fluid containment structure, sample handling devices incorporating same, and uses thereof for biomolecular interaction analysis Jun. 28, 2011
7964837 Photovoltaic inverter interface device, system, and method Jun. 21, 2011
7960678 Display device and manufacturing method thereof Jun. 14, 2011
7947942 Photoconductive element and sensor device May. 24, 2011
7947941 Photodiode having rounded edges for high electrostatic discharge threshold May. 24, 2011
7943891 Method and receiver for the simultaneous detection and evaluation of at least two electro-magnetic signals May. 17, 2011
7939790 Method and apparatus for controlling the gain of an avalanche photodiode with fluctuations in temperature May. 10, 2011
7935919 Burst light receiving power monitor circuit, method, and program May. 3, 2011
7929126 Photo-detector filter Apr. 19, 2011
7923673 Large-area pixel for use in an image sensor Apr. 12, 2011
7920185 Shielding black reference pixels in image sensors Apr. 5, 2011
7914702 Dye loaded zeolite material Mar. 29, 2011
7910875 Systems and methods for indicating an amount of use of a sensor Mar. 22, 2011
7910873 Biochip microsystem for bioinformatics recognition and analysis Mar. 22, 2011
7910872 Photosensors including photodiode control electrodes and methods of operating same Mar. 22, 2011
7902491 Device for regulating the backlighting of an LC display Mar. 8, 2011
7897906 Double quench circuit for an avalanche current device Mar. 1, 2011
7897902 Imaging device and method for high-sensitivity optical scanning and integrated circuit therefor Mar. 1, 2011
7880129 Light receiving circuit, light receiving method, and storage medium Feb. 1, 2011
7879631 Systems and methods for on-die light sensing with low leakage Feb. 1, 2011
7875839 Solid state imaging device that generates color pixel signals corresponding to a color filter Jan. 25, 2011
7875793 Solar cell assembly Jan. 25, 2011
7868285 Array-type light receiving device and light collection method Jan. 11, 2011
7868283 Physical quantity detection device with pixel array column-aligned terminals and method of driving same Jan. 11, 2011
7863554 Far ultraviolet with high luminance emitting high-purity hexagonal boron nitride monocrystalline powder and method of manufacturing the same Jan. 4, 2011
7858917 Digital photon-counting geiger-mode avalanche photodiode solid-state monolithic intensity imaging focal-plane with scalable readout circuitry Dec. 28, 2010
7847233 Method and apparatus for determining changes in physical information incident on a detecting device Dec. 7, 2010
7847232 Photomultiplier tube and radiation detecting device employing the photomultiplier tube Dec. 7, 2010
7838813 Light beam receiver with interference signal suppression Nov. 23, 2010
7834308 Imaging apparatus having electron source array that emits electrons during a blanking period Nov. 16, 2010
7834307 Pulse width modulation output type sensor circuit for outputting a pulse having a width associated with a physical quantity Nov. 16, 2010
7834304 Imaging device Nov. 16, 2010

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