Eric R Fossum, Bedabrata Pain: Solid-state image sensor with focal-plane digital photon-counting pixel array. The United States of America represented by the Administrator of the National Aeronautics and Space Adminstration, John H Kusmiss, September 9, 1997: US05665959 (139 worldwide citation)

A solid-state focal-plane imaging system comprises an N.times.N array of high gain, low-noise unit cells, each unit cell being connected to a different one of photovoltaic detector diodes, one for each unit cell, interspersed in the array for ultralow level image detection and a plurality of digital ...

Russell Clayton Gee, Paul Poo Kam Lee, Teh Hsuang Lee, Eric R Fossum: CMOS active pixel sensor using a pinned photo diode. Eastman Kodak Company, Peyton C Watkins, November 20, 2001: US06320617 (136 worldwide citation)

Circuit architecture of an x-y addressable image sensor, in particular to that of a Complementary Metal Oxide Semiconductor (CMOS) active pixel sensor (APS). A substrate having an area divided into a plurality of pixel areas arranged in a series of rows and columns, having at least one control area ...

Orly Yadid Pecht, Eric R Fossum: Image sensor producing at least two integration times from each sensing pixel. California Institute of Technology, Fish & Richardson P C, September 5, 2000: US06115065 (134 worldwide citation)

Designs and operational methods to increase the dynamic range of image sensors and APS devices in particular by achieving more than one integration times for each pixel thereof. An APS system with more than one column-parallel signal chains for readout are described for maintaining a high frame rate ...

Jon H Bechtel, Joseph S Stam, Robert R Turnbull, Robert H Nixon, Eric R Fossum: Automatic dimming mirror using semiconductor light sensor with integral charge collection. Gentex Corporation, Price Heneveld Cooper DeWitt Litton, June 29, 2004: US06755542 (117 worldwide citation)

An automatically dimming mirror includes a dimming element having variable reflectivity, the degree of reflectivity based on a control signal. An ambient light sensor is positioned to receive light from a region generally in front of the vehicle. The ambient light sensor outputs a discrete ambient l ...

Eric R Fossum, Sunetra K Mendis, Bedabrata Pain, Robert H Nixon, Zhimin Zhou: Active pixel sensor having intra-pixel charge transfer with analog-to-digital converter. California Institute of Technology, Fish & Richardson P C, February 1, 2000: US06021172 (106 worldwide citation)

An imaging device formed as a monolithic complementary metal oxide semiconductor Integrated circuit in an industry standard complementary metal oxide semiconductor process, the integrated circuit including a focal plane array of pixel cells, each one of the cells including a photogate overlying the ...

Eric R Fossum, Michael Kaplinsky: CMOS image sensor with different pixel sizes for different colors. Photobit Corporation, Fish & Richardson P C, October 24, 2000: US06137100 (104 worldwide citation)

Active pixel sensor with separated pixel areas, each sensing a different primary color, red, green or blue. Each of the colors is sensed using a different size color filter element to allow receiving an amount of light dependent on the responses of the image sensor to the specific color.

Robert H Nixon, Eric R Fossum, Jon H Bechtel: Photodiode light sensor. Gentex Corporation, Price Heneveld Cooper DeWitt & Litton, March 19, 2002: US06359274 (101 worldwide citation)

Light sensors having a wide dynamic range are used in a variety of applications. A wide dynamic range light sensor includes an exposed photodiode light transducer accumulating charge in proportion to light incident over an integration period. Sensor logic determines a light integration period prior ...

Robert Nixon, Nicholas Doudoumopoulos, Eric R Fossum: Backside illumination of CMOS image sensor. Micron Technology, Fish & Richardson P C, August 6, 2002: US06429036 (97 worldwide citation)

A CMOS image sensor die is fabricated and packaged to allow the light sensitive area of the die to be illuminated from either the front side or the backside, or both. The implementation is achieved using wafer level processing that facilitates photon collection at both surfaces. This approach permit ...

Sabrina E Kemeny, Eric R Fossum, Robert H Nixon: Digital parallel processor array for optimum path planning. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, John H Kusmiss, August 20, 1996: US05548773 (96 worldwide citation)

The invention computes the optimum path across a terrain or topology represented by an array of parallel processor cells interconnected between neighboring cells by links extending along different directions to the neighboring cells. Such an array is preferably implemented as a high-speed integrated ...

Zhimin Zhou, Eric R Fossum, Bedabrata Pain: Integrated sensor with frame memory and programmable resolution for light adaptive imaging. California Institute of Technology, Fish & Richardson P C, June 1, 1999: US05909026 (93 worldwide citation)

An image sensor operable to vary the output spatial resolution according to a received light level while maintaining a desired signal-to-noise ratio. Signals from neighboring pixels in a pixel patch with an adjustable size are added to increase both the image brightness and signal-to-noise ratio. On ...