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| Number | Title | Issue Date |
| 8184190 | Simultaneous global shutter and correlated double sampling read out in multiple photosensor pixels An apparatus controls operation of an array of color multiple sensor pixel image sensors to provide a global shuttering for one half of the color multiple sensor pixel image sensors and a rolling shuttering for all color multiple sensor pixel image sensors of the ar... | 05/22/2012 |
| 8120689 | Reference data encoding in image sensors Data is encoded on an image sensor that has a plurality of pixels including one or more bio-sensing pixels and one or more data encoding pixels. The method includes applying a covering material selectively to the data encoding pixels depending on the data to be enco... | 02/21/2012 |
| 7787039 | MOS sensor and drive method thereof To provide a drive method for finding out an optimum storage period quickly. To provide a drive method for finding out an optimum storage period quickly. In the method for driving the MOS sensor having a plurality of pixels, after all the plurality of pixels are sim... | 08/31/2010 |
| 7443437 | Image sensor with a gated storage node linked to transfer gate A CMOS imaging system with increased charge storage of pixels yet decreased physical size, kTC noise and active area. A storage node is connected to the transfer gate and provides a storage node for a pixel, allowing for kTC noise reduction prior to readout. The pix... | 10/28/2008 |
| 7436444 | Radiation image pick-up apparatus having reading element, drive circuit for driving reading element, and control circuit for controlling drive circuit A radiation image pick-up apparatus includes a conversion element, accumulation element, read element, detection element, driving circuit, and controller. The conversion element converts radiation into an electrical signal. The accumulation unit accumulates the elec... | 10/14/2008 |
| 7427790 | Image sensor with gain control An image sensor having a plurality of pixels; each pixel includes one or more photosensitive elements that collect charge in response to incident light; one or more transfer mechanisms that respectively transfer the charge from the one or more photosensitive element... | 09/23/2008 |
| 7428015 | Image sensor and offset-able reference voltage generator thereof An image sensor and offset-able reference voltage generator thereof are provided. The image sensor comprises a plurality of pixels, an offset-able reference voltage generator and a pixel sampling circuit. The pixel senses light from an image and generate an image si... | 09/23/2008 |
| 7417678 | Precise CMOS imager transfer function control for expanded dynamic range imaging using variable-height multiple reset pulses A sense node voltage relating to light intensity incident upon a light-detecting element is measured. To realize this measurement, a first integration reset pulse is generated to enable a resetting of the sense node voltage to a voltage value substantially equal to ... | 08/26/2008 |
| 7414653 | Dark reduction via feedback control of photodiode bias An active pixel sensor comprises a photodiode providing a photodiode output current indicative of an intensity of light incident the photodiode and an integrator circuit electrically coupled to the photodiode. The integrator circuit is configured to provide a pixel ... | 08/19/2008 |
| 7372489 | Signal processing circuit and solid-state image pickup device A VI conversion circuit 40n inputs a voltage output from a hold circuit 30n, converts this input voltage to a current based on the resistance value of a resistor R40, and outputs this current from a drain terminal of a ... | 05/13/2008 |
| 7372495 | CMOS aps with stacked avalanche multiplication layer and low voltage readout electronics An image sensor includes a pixel having a protection circuit connected to a charge multiplying photoconversion layer. The protection circuit prevents the pixel circuit from breaking down when the voltage in the pixel circuit reaches the operating voltage applied to ... | 05/13/2008 |
| 7369167 | Photo diode ID for CMOS imagers A CMOS image pixel array formed on a chip is used for storing programmed information within the pixel array. Manufacturing lot and other data is written to the array during manufacturing and testing by applying a laser to pixels to render the photodiode defective. T... | 05/06/2008 |
| 7365380 | Photoelectric conversion device, method for manufacturing the same and image pickup system An object of the present invention is to provide a photoelectric conversion device, wherein improvement of charge transfer properties when charge is output from a charge storage region and suppression of dark current generation during charge storage are compatible w... | 04/29/2008 |
| 7365409 | Two-transistor pixel with buried reset channel and method of formation A two-transistor pixel of an imager has a reset region formed adjacent a charge collection region of a photodiode and in electrical communication with a gate of a source follower transistor. The reset region is connected to one terminal of a capacitor which integrat... | 04/29/2008 |
| 7361877 | Pinned-photodiode pixel with global shutter An image sensor includes a two-dimensional array of pixels having a photodetector for collecting charge in response to incident light; a storage region adjacent the photodetector that receives the charge from the photodetector; a sense node adjacent the storage regi... | 04/22/2008 |
| 7348615 | Image pickup device and camera for converting charges into voltage An object is to provide a solid state image pickup device and a camera which do not worsen a sensor performance in terms of an optical property, a saturated charge amount and the like. A solid state image sensor including a pixel region having a plurality of pixels ... | 03/25/2008 |
| 7335869 | Image sensor, multi-chip module type image sensor and contact image sensor The invention is to suppress a loss in image quality resulting from a sensitivity difference among different colors and to suppress an increase in a chip area. The invention provides for example an image sensor including three light detecting element rows respective... | 02/26/2008 |
| 7321110 | Solid state image pickup device and camera An solid state image pickup device including a plurality of photoelectric conversion regions (PD1, PD2) for generating carriers by photoelectric conversions to accumulate the generated carriers, an amplifying unit for amplifying the carriers, being com... | 01/22/2008 |
| 7289149 | Operational transconductance amplifier for high-speed, low-power imaging applications A low power imaging array has a plurality of pixels wherein each pixel converts an intensity of incident light into electrical energy. An operational transconductance amplifier is utilized in conjunction with the imaging array to process the image signals from the l... | 10/30/2007 |
| 7283305 | Solid state image pickup device, method for producing the same, and image pickup system comprising the solid state image pickup device The present invention inhibits variations in sensitivity of an image pickup element formed in a jointed area in the image pickup element produced using exposure in a joined fashion. The image pickup element 11 has a light receiving area 102 form... | 10/16/2007 |
| 7283166 | Automatic control method and system for electron bombarded charge coupled device (“EBCCD”) sensor Automatic control method and system for EBCCD sensor. The invention relates to a novel protective method of operating the Electron Bombarded Charge Coupled Device (EBCCD), a recently developed, high sensitivity, low noise, and expensive focal plane array sensor. In ... | 10/16/2007 |
| 7280143 | CMOS image sensor with active reset and 4-transistor pixels A CMOS image sensor implementing a low noise active reset operation uses control circuitry outside a pixel sensor array and transistors in a pixel sensor as parts of an amplifier that charges a photodiode node. In one configuration, a reference transistor in the con... | 10/09/2007 |
| 7268331 | Solid-state imaging device, method for driving the same, and camera A solid-state imaging device comprises: an imaging section including a plurality of unit pixel portions arranged along a row direction and a column direction, each of the plurality of the unit pixel portions including a charge storage section, a reset section for re... | 09/11/2007 |
| 7262801 | Image processing apparatus having multiple resolutions There is provided an image processing apparatus comprising: a sensor including a plurality of pixels each including a light receiving element, and a scanning circuit for reading out signals in time sequence from the plurality of pixels; and a drive circuit which sup... | 08/28/2007 |
| 7259790 | MOS type solid-state image pickup device and driving method comprised of a photodiode a detection portion and a transfer transistor An MOS type solid-state image pickup device including pixels each of which comprises a photodiode PD, a detection portion N and a transfer transistor QT for transferring the charges accumulated in the photodiode PD to the detection portion N, wherein the ... | 08/21/2007 |
| 7227206 | Solid-state image sensor, production method for solid-state image sensor, and camera using solid-state image sensor A solid-state image sensor includes, in each pixel, a p-type well provided on a semiconductor substrate, a photodiode provided in the p-type well, a transfer gate for transferring photocharges accumulated in the photodiode, and an n-type diffusion region for receivi... | 06/05/2007 |
| 7224391 | MOS sensor and drive method thereof To provide a drive method for finding out an optimum storage period quickly. In the method for driving the MOS sensor having a plurality of pixels, after all the plurality of pixels are simultaneously reset, signals are then sequentially outputted from said p... | 05/29/2007 |
| 7221397 | Photoelectric conversion apparatus which avoids certain shading effects In order to solve the problem in which voltages Vsig1 read in units of rows have differences to cause vertical shading, thereby degrading image quality, and the problem in which the dynamic ranges of source follower circuits are different in units of rows because fi... | 05/22/2007 |
| 7221396 | Digital camera having CMOS image sensor with improved dynamics and method for controlling a CMOS image sensor In a CMOS image sensor, correlated double sampling (CDS) is performed to reduce RESET noise: a first sampled signal is detected after RESET for the pixels, a second sampled value is determined at the end of an exposure time, and a differential signal substantially f... | 05/22/2007 |
| 7215369 | Compact pixel reset circuits using reversed current readout Compact CMOS pixel sensors containing three or four total transistors and four or five control lines provide a high percentage of sensor area for the photodiode that measures light intensity. The CMOS pixel sensors thus have good light sensitivity. The CMOS pixel se... | 05/08/2007 |
| 7215370 | Pseudo-BJT based retinal focal-plane sensing system A Pseudo Bipolar Junction Transistor(Pseudo-BJT) based retinal focal-plane sensing system is an instant image sensing and front-end processing system with the advantages of high dynamic range and instant image processing. In addition, the system proposes a Pseudo-BJ... | 05/08/2007 |
| 7202463 | Higher dynamic range image sensor with signal integration Briefly, in accordance with one embodiment of the invention, a higher dynamic range image sensor may be implemented by comparing a voltage across the sensor to a threshold voltage during image capture. At the threshold voltage, a count may be registered and the imag... | 04/10/2007 |
| 7202899 | Method to prevent white pixels in a CMOS image sensor A method and system for preventing white pixel difficulties resulting from undesired current induced in an image sensor having a photodiode and a depletion region therein. The photodiode is isolated in a pixel layout for an image sensor. A depletion region is config... | 04/10/2007 |
| 7202480 | Semiconductor radiological detector and semiconductor radiological imaging apparatus The semiconductor radiological detector 1 minimizes a dead space resulting from the draw-out of a signal line from an electrode and which allows a number of semiconductor devices to be densely arranged to improve sensitivity and spatial resolution. The semico... | 04/10/2007 |
| 7199828 | Active pixel sensor cell array An active pixel sensor cell array in which a partial transimpedance amplifier amplifies the output of each cell. The pixel sensor cell array comprises a plurality of pixel sensor cells and a second part of the amplifier. Each pixel sensor cell comprises a photo-sens... | 04/03/2007 |
| 7187052 | Photoelectric conversion apparatus and image pick-up system using the photoelectric conversion apparatus A primary object of the present invention is to provide a photoelectric conversion apparatus with less leak current in a floating diffusion region. In order to obtain the above object, a photoelectric conversion apparatus according to the present invention includes ... | 03/06/2007 |
| 7187018 | Reduced barrier photodiode/transfer gate device structure of high efficiency charge transfer and reduced lag and method of formation A pixel cell having a reduced potential barrier near a region where a gate and a photodiode are in close proximity to one another, and a method for forming the same are disclosed. Embodiments of the invention provide a pixel cell comprising a substrate. A gate of a ... | 03/06/2007 |
| 7170555 | Cross-talk adjustment in electronic imaging devices An electronic imaging device includes a photosensor having a plurality of photodetectors in an array structure, and a processor in signal communication with the photodetectors. The processor is operable to cross-talk adjust a signal from a photodetector based upon t... | 01/30/2007 |
| 7135668 | Solid-state imaging apparatus comprising reference electric power source having the same circuit structure as that of signal amplification means for amplifying a signal from photoelectric conversion element A solid-state imaging device includes a plurality of pixels each including a photoelectric conversion element and a signal amplification element which receives a signal from the photoelectric conversion element to amplify and output the signal, a signal amplifier in... | 11/14/2006 |
| 7132705 | Solid state imaging device and method of driving the same A solid state imaging device including: a photoelectric conversion element generating photo-generated charges corresponding to incident light; an accumulation well accumulating photo-generated charges; a modulation well storing photo-generated charges from the accum... | 11/07/2006 |
