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Class 348/250 - In charge coupled type sensor


Subclass of Class 348 - Television
Definition: Subject matter wherein the image sensor is of the type which
No. of patents: 154
Last issue date: 03/15/2011


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NumberTitleIssue Date
7907194Imaging apparatus and gain adjusting method for the same
An imaging apparatus 1A includes an electron multiplying solid-state image pickup device which has an electron multiplier section for multiplying charge signals generated in respective pixels; a multiplication gain setting part 41 for setting a multipl...
03/15/2011
7760251Solid-state imaging device and manufacturing method thereof
The present invention aims to provide a solid-state imaging device that enables miniaturization of camera while maintaining the level of electrostatic damage resistance in the solid-state imaging device, and includes: an imaging unit 100 that transfers signal...
07/20/2010
7414655Charge-coupled device having multiple readout paths for multiple outputs
An image sensor comprising a plurality of pixels arranged in at least two sub-arrays; first and second delay areas respectively connected to each sub-array for respectively receiving charge from the sub-array; wherein a pitch of the first delay area is different fro...
08/19/2008
7408683Image sensor for reading image and image reading apparatus including the image sensor
An image sensor including a plurality of photoelectric conversion elements arranged in a main scanning direction, a plurality of switching elements connected to respective ones of the photoelectric conversion elements, individually, and a controller for generating a...
08/05/2008
7375750Solid-state image capturing device, smear charge removing method and digital still camera using the same
In a solid-state image capturing device including a pixel array arranged in a row direction and a column direction orthogonal thereto, and a vertical register having a plurality of transfer electrodes which serves to read signal charges Qa, Qb, . . . generated by li...
05/20/2008
7362361Noise suppressing circuit using luminance detection
A technique of achieving optimal noise suppression with respect to a video signal whose noise amount differs according to brightness is disclosed, and according to the technique, a low-luminance detecting section 18 detects a video signal of a relatively low ...
04/22/2008
7332930Noise canceller circuit
A noise canceller circuit capable of suppressing power supply noise, produced by transition of a data signal, even in case a data signal is increased in speed. The noise canceller circuit includes an output buffer 20 for outputting a first binary signal that ...
02/19/2008
7301574Charge coupled device for outputting image data
A solid-state imaging element comprising a plurality of light-receiving sensors that convert optical signals into electrical signals and a memory storing the electrical signals. The memory is formed of a plurality of line buffers corresponding to the pixel units pro...
11/27/2007
7289146Solid state image pickup device
In an image reading apparatus using a solid state image pickup element, a smear amount and the total received light amount at whole image taking region of the CCD linear sensor when a light source is turned on without film, are measured and calculated. Using ...
10/30/2007
7277128Image-sensing device having a plurality of output channels
An image-sensing device has pixel areas for outputting CCD signals of plural channels, and an adjusting portion for adjusting a level of each channel of the CCD signals outputted from the pixel area. A first channel CCD signal is provided from a pixel area 11...
10/02/2007
7274321Analog to digital converter
A analog to digital converter, comprising: an input for receiving an input signal to be digitized; a first converter core for performing a first part of an analog to digital conversion, and for outputting a first digital result; a first residue calculator for calcul...
09/25/2007
7224389Method to adjust the signal level of an active pixel and corresponding active pixel
An active pixel comprises a sensor circuit for collecting radiation induced charges and transducing them to a measurement signal corresponding to the amount of charge collected, and a capacitor element with two nodes, where the measurement signal is present on a nod...
05/29/2007
7206020Adaptive white defect signal correction method and image-pickup apparatus using the method
An adaptive white defect correction method and an image-pickup apparatus implementing the method. Pixel data on lines located above and below a white defect pixel are judged according to a predetermined algorithm to determine which of a plurality of previously suppo...
04/17/2007
7187409Level difference correcting method and image pick-up device using the method
An OB level difference is calculated from the luminance signal levels of at least two frames which are exposed for proper exposure time and for exposure time different from the proper exposure time, and the OB level difference is corrected in an input step of a sign...
03/06/2007
7173656Method and apparatus for processing digital pixel output signals
Briefly, in accordance with one embodiment of the invention, a digital camera includes: a digital imaging array including a plurality of pixels, and image processing circuitry to process the digital pixel output signals produced by the imaging array. The imaging pro...
02/06/2007
7145600Image pickup apparatus having a plurality of CCDs, charge detecting circuits, and A/D conversion circuits
An image pickup apparatus includes a solid-state image pickup element formed on a single semiconductor chip, the solid-state image pickup element including photoelectric conversion units arranged two-dimensionally, a plurality of CCDs for transferring charges genera...
12/05/2006
7138617Solid-state image pickup device and output method thereof
A solid-state image pickup device has a differential output configuration for an output stage thereof and an IC in a next stage has a differential amplifier configuration for an input stage thereof. An output buffer unit buffers and outputs a digital signal from a h...
11/21/2006
7113212Solid state imaging device, signal processing method and driving method therefor and camera
A solid state imaging device and a signal processing method therefor as well as a camera by which a reference signal for cancellation of vertical string-like fixed pattern noises can be obtained readily. In an initial stage after a power supply to the device is made...
09/26/2006
7106373Method for increasing dynamic range of a pixel by multiple incomplete reset
A method is disclosed for obtaining a read-out signal of a pixel having at least a photosensitive element with a charge storage node. Charge carriers are converted from radiation impinging on the photosensitive element. While acquiring charge carriers on said charge...
09/12/2006
7102680Image pickup device capable of adjusting the overflow level of the sensor based on the read out mode
The driving device of a solid-state imaging device comprises a driving unit for driving the solid-state imaging device in either an addition driving mode in which a plurality of pixels are added and read as a single pixel or a non-addition driving mode, and a substr...
09/05/2006
7075475Correlated double sampling modulation system with reduced latency of reference to input
A charge balancing modulation system for digitizing the output of a variable impedance sensor utilizes synchronous excitation of the input sensor and AC coupling of the analog input signal. In one embodiment, the modulation system includes a switched excitation sour...
07/11/2006
7071977Solid-state image sensing device
When a signal output by a solid-state image sensing device is clamped to a predetermined reference potential, a high voltage generated in a transfer suspension period after the clamping as generally supplied to an A/D converter is generated. A sample/hold output Va ...
07/04/2006
7068313Method and arrangement for processing measurement data
The invention applies to the binning procedure of data, which is measured with a CCD (Charge-Coupled Device) sensor unit. There is created a solution for measurement of radiation, in which a good signal-to-noise value is achieved, and still it is possible to exploit...
06/27/2006
7064786Substrate electrical bounce compensation circuitry for digital cinematography image capture cameras
A charge coupled device (CCD) circuit employing substrate electrical bounce compensation circuitry that is particularly useful in a cinematography digital image capture cameras. An exemplary CCD circuit comprises a CCD array having a substrate that is coupled to an ...
06/20/2006
7053948Solid-state image pickup device with discharge gate operable in an arbitrary timing
A solid-state image pickup device has a discharge gate and a discharge drain provided adjacent to a connection of a vertical CCD and a horizontal CCD so that charges accumulated for an arbitrary pixel can be completely depleted. Data can be read at an arbitrary deci...
05/30/2006
7015960Image sensor that uses a temperature sensor to compensate for dark current
An image sensor that has a temperature sensor. The temperature sensor senses the temperature of a pixel array of the image sensor. The sensed temperature is used to scale a dark frame image generated by the pixel array. The scaled dark frame image is subtracted from...
03/21/2006
6977682Solid-state imaging device
A current signal corresponding to the amount of incident light detected by a photoelectric conversion device 13 is inputted to and integrated by an integrator circuit 30, whereby a voltage signal is outputted from the integrator circuit 30. When...
12/20/2005
6963367Image pickup apparatus
To obtain a high-quality image, there is provided an image pickup apparatus having a plurality of pixels including a photoelectric conversion unit for converting an optical signal from an object into an electrical signal and a read unit for reading out the signal fr...
11/08/2005
6950133Method of detecting defective pixels of a solid-state image-pickup device and image-pickup apparatus using the same
A defective pixel detecting method and an image-pickup apparatus having a plurality of solid-state image-pickup devices each receiving respective one of spectral lights obtained by separating light incident to the image-pickup apparatus, generating, for each spectra...
09/27/2005
6940548Analog optical black clamping circuit for a charge coupled device having wide programmable gain range
An image processing apparatus (200) for a charge coupled device including analog front end circuitry having optical black and offset correction, whereby the offset and optical black correction circuit is programmable. The present invention includes a first ci...
09/06/2005
6930722Amplification type image pickup apparatus and method of controlling the amplification type image pickup apparatus
An image pickup apparatus comprising an array of unit cells, vertical signal lines, and a control circuit. The unit cells are arranged in rows and columns. Each unit cell has a light-receiving device for receiving light and generating an electric charge correspondin...
08/16/2005
6917029Four-component pixel structure leading to improved image quality
Pixel structures and a read-out method of pixels are disclosed. The pixel structures and the read-out method improve the image quality of imaging devices or imaging sensors based on such pixels. A pixel comprises in a parallel circuit configuration a radiation sensi...
07/12/2005
6862041Circuit for processing charge detecting signal having FETS with commonly connected gates
A circuit for processing charge detecting signals transferred to a floating diffusion amplifier from a charge coupled device includes a first node connected to the floating diffusion amplifier; a first enhancement type FET connected in series between a first fixed-v...
03/01/2005
6861634CMOS active pixel sensor with a sample and hold circuit having multiple injection capacitors and a fully differential charge mode linear synthesizer with skew control
An CMOS active pixel sensor (APS) imaging system include circuitry to compensate for different analog offset levels from the CMOS pixel array. More specifically, the compensation is performed in the analog (charge) domain. A digital correction value, which may be me...
03/01/2005
6806901Controlling the range and resolution of offset correction applied to the output of a charge coupled device
An offset correction circuit which enables a designer to control the correction range irrespective of the amplification sought to be achieved to the image component of the input signal. The offset correction further enables the designer to perform offset correction ...
10/19/2004
6803952Signal readout circuit of an amplification type solid-state imaging device
An amplification type solid-state imaging device includes a pixel region including a plurality of amplification type photo-electric conversion elements arranged in a matrix array, vertical signal lines for transmitting a pixel signal and a reference signal for each ...
10/12/2004
6798450Apparatus and method for reducing smear in digital images captured using frame-transfer CCD sensor
An apparatus and method for reducing smear in electronic images utilizes estimated smear signals to remove components in the image signals of the electronic images that are attributable to the smear. The estimated smear signals correspond to the smear components of ...
09/28/2004
6795118Testing of solid-state image sensors
An image sensor testing system is described. The system includes a differencing element, first and second comparators, and a counter. The differencing element is arranged to provide a difference value between a given pixel value and a pixel stream value. The first c...
09/21/2004
6791607Optical black and offset correction in CCD signal processing
An image processing apparatus for a charge coupled device including analog front end circuitry having optical black and offset correction, whereby the an offset and optical black correction circuit has a digitally programmable bandwidth is disclosed herein. The imag...
09/14/2004
6778215Driving method of solid-state image pickup device and image pickup system
Defective sweep occurs when strong light enters, i.e., a quantity of input light increases, and smear and blooming components increase during an exposure period because a quantity of unnecessary charge to be swept during a sweep-out transfer period of a first field ...
08/17/2004
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