Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7782383 | Noise and parasitic capacitance reduction for 1T pixel CMOS image sensors Methods and circuits for reducing noise for a passive pixel sensor (PPS) array of an image sensor are described. A noise reduction circuit includes a noise reduction integrator circuit configured to detect a potential voltage of a column line of the PPS array and ge... | 08/24/2010 |
| 7342211 | Image sensor and method of manufacturing the same Dark current caused by a crystalline defect in an interfacial surface of a device isolating layer is prevented according to an image sensor and a method of manufacturing the same. A first device isolating layer adjacent to a photodiode disposed on an upper surface o... | 03/11/2008 |
| 7161129 | Image capture device, including methods for arranging the optical components thereof An image capture device includes a focusing lens, a light sensor array having a plurality of pixels arranged in a matrix of rows and columns and a plurality of optical components. Each optical component is configured to focus light on a light-sensing portion of one ... | 01/09/2007 |
| 7034272 | Method and apparatus for evaluating integrated circuit packages having three dimensional features The present invention provides for methods and an apparatus for evaluating objects having three dimensional features. One method involves using both two dimensional data sets to improve the processing of three dimensional data sets. The two dimensional data set can ... | 04/25/2006 |
| 6961088 | Area sensor, image input apparatus having the same, and method of driving the area sensor In order to eliminate impairment due to a disconnection and to make driving at high speed possible, a semiconductor device is provided which includes a plurality of pixels, each having a switching element, arrayed two-dimensionally, which includes a plurality of com... | 11/01/2005 |
| 6952291 | Imaging device An imaging device according to the present invention has: a photometric circuit that detects a brightness of a photographic subject based on a light flux from the photographic subject that passes through a photographic lens; an exposure calculation circuit that calc... | 10/04/2005 |
| 6928535 | Data input/output configuration for transfer among processing elements of different processors An image input section and a signal processing section are provided. The image input section includes an array of pixel in which a plurality of pixels having a CMOS type photoelectric converting element for converting incident light to an electric signal are arrange... | 08/09/2005 |
| RE38499 | Two-stage amplifier for active pixel sensor cell array for reducing fixed pattern noise in the array output An active pixel sensor cell array in which a two-stage amplifier amplifies the output of each cell. The two-stage amplifier design reduces fixed pattern noise in the image data generated by reading the array, by providing increased gain for the output of each cell w... | 04/20/2004 |
| 6707497 | Method of biasing the photodiodes of a matrix sensor through associated pixels thereof An image sensor comprises a detector circuit (17) with detector diodes (3), which are reverse biased during image sensing. It is characterized in that the cathode voltage of the detector diodes is controlled by forward biasing detector circuit (17 | 03/16/2004 |
| 6501064 | Image sensor with active sensor elements An image pick-up includes a number of active sensor elements (11; 12; 13; 14) arranged in an array and a number of conductive lines extending over the surface of the array for the transfer of supply and signals. Each sensor element includes a light sensor... | 12/31/2002 |
| 6459450 | Infrared filterless pixel structure A pixel structure of an image sensor, the pixel structure for providing sensor signals in response to incident light is provided. The pixel structure includes light selective elements, the light selective elements having predetermined thicknesses to absor... | 10/01/2002 |
| 6365950 | CMOS active pixel sensor The present invention relates to a CMOS active pixel sensor which includes a compensation circuit capable of compensating a lowered pixel voltage output due to leakage current of a photodiode. The CMOS active pixel sensor having a light sensing unit for g... | 04/02/2002 |
| 6194696 | Active pixel sensor with current mode readout A current mode device for an active pixel sensor includes a voltage to current converter which includes an operation that occurs inside a source follower. The device operates to draw no current while the current is incoming. The device uses two stages of ... | 02/27/2001 |
| 6037979 | Solid-state imaging device having a reset switch for resetting potential of capacitor and vertical signal line An amplifier type solid-state imaging device is operated in a capacitor load operation system. This solid-state imaging device is made high in reliability and an arrangement of the horizontal output circuit portion is simplified. The solid-state imaging d... | 03/14/2000 |
| 5920345 | CMOS image sensor with improved fill factor An active pixel sensor circuit and method. According to one embodiment, a photodetector produces a voltage at a floating diffusion node in accordance with light sensed by the photodetector. An active element is coupled at a control terminal to the floatin... | 07/06/1999 |
| 5592223 | Charge-coupled device having on-chip lens In a color CCD (charge-coupled device) imaging device where chromatic filter components are formed on sensor units functioning as pixels, respectively, and small condenser lenses are provided on the respective chromatic filter components, it is so constru... | 01/07/1997 |
| 5583570 | Photoelectric conversion system A photosensor formed on an insulating substrate has a transparent top gate electrode arranged on the upper side of a semiconductor layer for photoelectric conversion and a bottom gate electrode arranged on the lower side of the semiconductor layer. If lig... | 12/10/1996 |
| 5463420 | Photoelectric conversion system A photosensor formed on an insulating substrate has a transparent top gate electrode arranged on the upper side of a semiconductor layer for photoelectric conversion and a bottom gate electrode arranged on the lower side of the semiconductor layer. If lig... | 10/31/1995 |
| 5262871 | Multiple resolution image sensor An image sensor comprised of an array of photo elements (pixels) includes a device for randomly addressing individual pixels and a device for selectively varying the number of pixels which can be read out on any one reading cycle. The random addressing of... | 11/16/1993 |
| 5254848 | Image sensor and method of reading data out of the same having load capacitors being respectively continuously connected to common signal lines An image sensor which has a simple construction, and can read a voltage value, not a current value, based on the quantity of light received by the photo diode, and can read charge of the light sensing elements every block. A plurality of light sensing ele... | 10/19/1993 |
| 5159472 | Image forming apparatus using solid image-pickup element An image forming apparatus comprising a solid image-pickup device having a number of photoelectric conversion elements each for converting an image light incident thereto into an electrical signal representing an amount of the incident image light, and a ... | 10/27/1992 |
| 4945419 | Photosensitive matrix with two diodes and one capacitor per dot without optical resetting The disclosure concerns matrices of photosensitive elements. To avoid the need for a resetting light source using, as a photosensitive dot, a photodiode in series with a capacitor between a row conductor and a column conductor, it is proposed, according t... | 07/31/1990 |
| 4866499 | Photosensitive diode element and array A photosensitive diode element and method of manufacture. The diode element is comprised of a first layer of n-type hydrogenated amorphous-silicon forming a cathode, and a second layer of p+ type material forming an anode, the second layer overlying the f... | 09/12/1989 |
| 4833539 | Circuit for reading a line-transfer photosensitive device, a line-transfer photosensitive device incorporating said circuit and a method for reading said device When the capacitance of the conductive columns of the line-transfer photosensitive device is higher than that of the photosensitive elements and of the read register, use is made of a reading circuit provided in the case of each conductive column with a p... | 05/23/1989 |
| 4797560 | Matrix of photosensitive elements and an associated reading method in image formation The invention provides a matrix of photosensitive elements in which each photosensitive element is reduced to the association of a diode and a capacity. The method for manufacture thereof is therefore easy particularly from amorphous silicon. The method f... | 01/10/1989 |
| 4684991 | Device for an array of photo diodes arranged in a matrix The invention relates to a device for an array (1) of photo diodes arranged in a matrix, which are integrated onto the same semi-conductor substrate (4) as a picture processor (3) connected to the photo diodes. The picture processor (3) is of a type allow... | 08/04/1987 |
| 4675739 | Integrated radiation sensing array An incident radiation sensing apparatus comprises an array of photosensitive elements formed as an integrated circuit on a substrate. Each of the photosensitive elements includes a capacitor for storing charge, a conductive means for charging the capacito... | 06/23/1987 |
| 4672454 | X-ray image scanner and method An apparatus for providing electrical signals representative of an image formed by X-rays projected thereon includes a two-dimensional array of spaced apart light sensitive sensors formed from deposited semiconductor material. The elements are capable of ... | 06/09/1987 |
| 4472638 | Two-dimensional solid-state image sensor A two-dimensional solid-state image sensor which is equipped with an image processing function and hence is able to directly output image information subjected to two-dimensional image processing. The two-dimensional solid-state image sensor is provided w... | 09/18/1984 |
| 4471227 | Electronic addressing system to read mosaic matrices of optical-electronic elements An electronic addressing system to read matrices of optical-electronic elements, wherein the optical-electronic elements are of any type, for example photoresistors, photodiodes, light emitters, and the like. The matrices are bi-dimensional and comprise o... | 09/11/1984 |
| 4453187 | Image sensor A plurality of photoconductive cells are each formed on an insulating substrate to extend in a straight line. The photoconductive cells are divided into m groups, each consisting of n cells, which is connected at one end to a common electrode, and corresp... | 06/05/1984 |
| 3988536 | Scanning apparatus for television display or pick-up A scanning apparatus having a sequential linear array of electroluminescent devices which are controlled to be successively illuminated by having a pulsed electrical signal applied thereto by means of connections between said devices which insure that onl... | 10/26/1976 |
| 3937874 | Offset voltage correction circuit for multiple video channel imager An imaging system comprising an array of sensing sites of MIS cell pairs which are arranged in a matrix of rows and columns; a plurality of column conductor lines arranged in a plurality of consecutively numbered sets, each set including the same number o... | 02/10/1976 |
