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| Number | Title | Issue Date |
| 7378634 | Imaging methods and apparatus having extended dynamic range Methods and apparatus for imaging light are disclosed. Light is imaged by collecting light, converting the collected light into a electrical charge signal, multiplying the electrical charge signal to produce multiple electrical charge signals with associated levels ... | 05/27/2008 |
| 7372496 | Solid-state image capturing device and imaging apparatus using the same An n-type semiconductor substrate 11 has a p-type well 12 in which are formed a charge transfer channel 13, a flowing diffusion region 14 made of an n-type impurity region, an n-type buried region 16 and a reset drain region 15 | 05/13/2008 |
| 7365299 | Method and apparatus for providing flexible photodetector binning A method and apparatus for providing flexible photodetector binning are provided. A photodetector having multiple pixels, such as a charged coupled device (CCD), a focal plane array (FPA), an active pixel sensor (APS), or other suitable detector, is provided. A desi... | 04/29/2008 |
| 7349018 | CMOS image sensor and method for operating a CMOS image sensor in a weak inversion mode with increased dynamic range There is disclosed a CMOS technology image sensor and a method for operating such an image sensor. This sensor includes a plurality of pixels (50) each including a photo-sensor element (PD) producing charge carriers in proportion to its illumination and stora... | 03/25/2008 |
| 7339149 | Vehicle headlight control using imaging sensor A headlamp control system for a motor vehicle includes an imaging array sensor operable to sense light in a field of view forward of the motor vehicle and a control that is responsive to the imaging array sensor. The control is operable to identify at least one obje... | 03/04/2008 |
| 7332703 | Imaging structure including a pixel with multiple signal readout circuits and methods of operation for imaging structure A pixel cell allows both correlated double sampling (CDS) and automatic light control (ALC) operations through a non-destructive, parallel readout. An image sensor may include an array of pixel cells, some or all of which include a photosensor with two readout circu... | 02/19/2008 |
| 7326958 | Solid state imaging device A solid state imaging device includes: a plurality of photoelectric conversion elements which are arranged in a two-dimensional matrix on a semiconductor chip; vertical transfer registers including a vertical transfer channel and vertical transfer electrodes, respec... | 02/05/2008 |
| 7295237 | Image capturing apparatus capable of extracting a moving object An image capturing apparatus comprises a solid image pickup element having pixels for outputting signals, which are logarithmically varied with respect to an incident light intensity, and a voltage controller. Each of the pixels includes an photoelectric conversion ... | 11/13/2007 |
| 7291821 | CCD device having a sequence of electrodes for charge multiplication A CCD device includes multiplication elements arranged so as to multiply charge by clocking with a high voltage. An additional region beneath the high voltage electrode is so doped in relation to at least the preceding electrode as to have a higher depleted charge d... | 11/06/2007 |
| 7280146 | Image pickup apparatus having its peripheral conversion elements shifted outwardly as compared to converging lenses In order to prevent an image quality from being lowered by shading and or the like, an image pickup apparatus is provided which includes an image pickup area including a plurality of photoelectric conversion areas, a plurality of converging lenses for converging lig... | 10/09/2007 |
| 7265674 | Thin flexible, RFID labels, and method and apparatus for use A radio frequency identification (REID) device may include a first, thin, flexible sheet, an antenna, and an integrated circuit. A surface portion of the first sheet may be affixed to a second, thin, flexible sheet to form a thin, flexible label. Such a label may be... | 09/04/2007 |
| 7262445 | Charge transfer device and solid-state image pickup device In a charge transfer device which has many two-layered transfer electrodes, 8L disposed along a charge transfer direction X above a transfer channel is driven with two-phase driving pulses supplied to the transfer electrodes of the second layer, the transfer ... | 08/28/2007 |
| 7253757 | Sigma-delta modulator having a clocked delay line A sigma-delta modulator is provided with a filter for noise shaping, with the filter having at least one delay line (DL). The delay line (DL) is a clocked line. ... | 08/07/2007 |
| 7247892 | Imaging array utilizing thyristor-based pixel elements An improved imaging array (and corresponding method of operation) includes a plurality of heterojunction thyristor-based pixel elements disposed within resonant cavities formed on a substrate. Each thyristor-based pixel element includes complementary n-type and p-ty... | 07/24/2007 |
| 7247830 | Output amplifier for solid-state imaging device An output amplifier for a solid-state imaging device is provided and includes: a floating diffusion that stores a signal charge; and at least three source follower circuits that output a signal in accordance with a change of a potential on the floating diffusion, th... | 07/24/2007 |
| 7235824 | Active gate CCD image sensor An active gate includes a substrate of a first conductivity type, a channel of a second conductivity type formed in the substrate, a first gate region of the first conductivity type formed in a corresponding first portion of the channel, and a first contact connecte... | 06/26/2007 |
| 7227570 | Solid-state image pickup device and signal processing method therefor The invention makes it possible to perform effective A/D conversion on pixel signals read from a pixel array part, to achieve a reduction in power consumption and reductions in the size and the price of an image pickup device as well as simplification of the constru... | 06/05/2007 |
| 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 |
| 7218349 | Semiconductor device A semiconductor device is provided in which each pixel includes an electric circuit (a bootstrap circuit) for generating an electric potential that is higher than a voltage given through capacitative coupling. Also, there is provided a semiconductor device in which ... | 05/15/2007 |
| 7218346 | Method for driving solid-state image pickup device A method to overcome a disadvantage that the signal charges decrease depending upon the storage time in a photo-electric conversion unit of a solid-state image pickup device. At the moment t2 when a prescribed exposure time (t1−t2)... | 05/15/2007 |
| 7211779 | Pixel sensor with charge evacuation element and systems and methods for using such The pixel includes a reset element (350) used in relation to charging a light sensitive element (390). Further, the pixel includes a charge evacuation element (380) for dissipating charge build up about the reset element. Dissipation of the char... | 05/01/2007 |
| 7209166 | Wide dynamic range operation for CMOS sensor with freeze-frame shutter Wide dynamic range operation is used to write a signal in a freeze-frame pixel into the memory twice, first after short integration and then after long integration. The wide dynamic range operation allows the intra-scene dynamic range of images to be extended by com... | 04/24/2007 |
| 7199410 | Pixel structure with improved charge transfer An active pixel is described comprising a semiconductor substrate and a radiation sensitive source of carriers in the substrate, such as for instance, a photodiode. A non-carrier storing, carrier collecting region in the substrate is provided for attracting carriers... | 04/03/2007 |
| 7193219 | Intraoral image sensor An intraoral sensor includes a radiation sensitive sensor array, an event detection circuit, and a transmitter. The radiation sensitive sensor array includes a scintillator which converts x-rays into visible light radiation, and a plurality of pixels sensitive to vi... | 03/20/2007 |
| 7190399 | Image pickup apparatus An image pickup apparatus comprising: a plurality of pixels each with a photodiode, a logarithmic converter including a logarithmic-converting MOS transistor for converting an output of the photodiode into an electric signal proportional to a logarithmic value of an... | 03/13/2007 |
| 7174014 | Method and system for performing permutations with bit permutation instructions The present invention provides permutation instructions usable in a programmable processor for solving permutation problems in cryptography, multimedia and other applications. PPERM and PPERM3R instructions are defined to perform permutations by a sequence of... | 02/06/2007 |
| 7164443 | Image-sensing apparatus To reduce variations in output current of individual pixels resulting from variations in threshold voltage of the MOS transistor T1 provided in each pixel, the threshold voltage of the MOS transistor T1 of each pixel is measured to acquire compensation... | 01/16/2007 |
| 7158031 | Thin, flexible, RFID label and system for use A radio frequency indentification (RFID) label includes an integrated circuit and an antenna. The label may also include two flexible films directly sealed to each other. The label may be affixed to an article and used in conjunction with an interrogation system to ... | 01/02/2007 |
| 7151844 | Image sensor method and apparatus having hardware implemented edge detection processing An image sensor comprising an integrated circuit chip that includes both a pixel array and edge detection circuitry hardwired together on the chip. The pixel array provides an addressable, non-destructive readout of the pixel data, with the edge detection circuit pr... | 12/19/2006 |
| 7141841 | Image sensor having a transistor for allowing increased dynamic range Embodiments of the invention provide an image sensor having an improved dynamic range. A pixel cell comprises at least one transistor structure. The transistor structure comprises at least one semiconductor channel region, at least one gate for controlling the chann... | 11/28/2006 |
| 7139023 | High dynamic range charge readout system A solid-state image sensor has a readout architecture that incorporates charge multiplier cells into a horizontal register of a CCD image sensor, and includes a first CCD register adjacent to at least a second CCD register and coupled to the said first register thro... | 11/21/2006 |
| 7131754 | Automatic headlamp control An automatic headlamp control system includes an image sensor and a control. The image sensor captures an image of a forward exterior scene and the control processes the image to determine if any light sources in the captured image are indicative of headlamps of onc... | 11/07/2006 |
| 7129544 | Vertical compound semiconductor field effect transistor structure In one embodiment, a compound semiconductor vertical FET device (11) includes a first trench (29) formed in a body of semiconductor material (13), and a second trench (34) formed within the first trench (29) to define a channel reg... | 10/31/2006 |
| 7116365 | Solid-state imaging element, method for driving the same, and camera system Since the great number of elements constituting a unit pixel having an amplification function would hinder reduction of pixel size, unit pixel n,m arranged in a matrix form is comprised of a photodiode, a transfer switch for transferring charges stored in the photod... | 10/03/2006 |
| 7109784 | Gate bias circuit for MOS Charge Coupled Devices A biasing circuit for use with a Charged Coupled Device (CCD) that creates a gate bias voltage by maintaining a model or surrogate representation of the surface potentials within the CCD storage and barrier regions. In one embodiment the invention is a bias circuit ... | 09/19/2006 |
| 7110028 | Electronic shutter using buried layers and active pixel sensor and array employing same An electronic shutter switching transistor for a CMOS electronic is formed in a semiconductor substrate of a first conductivity type. The transistor comprises a pair of spaced apart doped regions of a second conductivity type opposite the first conductivity type dis... | 09/19/2006 |
| 7105371 | Method of acquiring an image from an optical structure having pixels with dedicated readout circuits 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 in... | 09/12/2006 |
| 7084915 | Apparatus for driving an image device An apparatus, which drives an imaging device of a full frame transfer type, comprises an accumulating period calculating processor and a voltage control processor. In the imaging device, a light receiving element and a vertical transfer passage are common. The accum... | 08/01/2006 |
| 7078670 | Low noise charge gain circuit and CCD using same A charge coupled device (CCD) includes a low noise charge gain circuit that amplifies charge of a cell dependent upon the charge accumulated by the cell. The low noise charge gain circuit receives clocking signals, such as from an input diode, which allow charge to ... | 07/18/2006 |
| 7078746 | Image sensor with floating diffusion gate capacitor Pixel cells are provided which employ a gate capacitor associated with the floating diffusion node to selectively increase the storage capacity of the floating diffusion node. The gate capacitor can be formed at the same time as the same process steps used to form o... | 07/18/2006 |
