Matches 1 - 50 out of 136 1 2 3 >
Match Document Document Title
7623169 Low noise charge gain hybrid imager  
In one aspect of the present application, provided is a charge gain imaging system and a method of operating the charge gain imaging system. The method includes collecting a pixel charge. The...
7619671 Method, apparatus and system for charge injection suppression in active pixel sensors  
A method and apparatus are provided for operation of an image sensor during signal readout. During a reset operation the gate of a reset transistor coupled to the storage node receives a voltage...
7616242 Linear-logarithmic pixel sensors and gain control circuits therefor  
A system and method are disclosed to enlarge the sub-threshold current coefficient “α” of a reset transistor connected to a photodiode in an L-L (Linear Logarithmic) pixel sensor without...
7612819 CMOS image sensor and method of operating the same  
A complementary metal oxide semiconductor (CMOS) image sensor and a method for operating the same are provided. The CMOS image sensor includes a pixel array unit having a matrix of pixels, wherein...
7609311 Automatic calibration of electron multiplying CCDs  
A method of determining the gain of an electron multiplier, especially in an Electron Multiplying Charge Coupled Device (EMCCD). The electron multiplier multiplies, in use, signals received from a...
7602430 High-gain multicolor pixel sensor with reset noise cancellation  
An active CMOS pixel sensor includes a red photodiode and a green photodiode coupled to sense nodes. Blue photodiodes are coupled to a blue sense node through select transistors. A blue reset...
7602429 Paired differential active pixel sensor  
Imaging devices—as well as methods for operating such devices—that include active pixel sensors and a transistor that, when paired with the transistor in an adjacent pixel, will form a...
7586531 Amplification type solid-state image pickup device  
An amplification type solid-state image pickup device includes a pixel section 10 and a control unit 15 . The control unit 15 iterates first control and second control a plurality of times...
7576788 Image pickup apparatus including a plurality of pixels, each having a photoelectric conversion element and an amplifier whose output is prevented from falling below a predetermined level  
The output voltages of dark pixels and optical black (OB) pixels are different between a row including a pixel which receives strong light and another row. An image formed upon receiving a strong...
7567281 Solid state imaging device, method for driving the same, and camera  
A solid state imaging device includes an imaging area where a plurality of first pixels and a plurality of second pixels are respectively arranged in the form of a matrix, each of the first pixels...
7557848 Solid-state image pickup device including switched capacitor amplifier  
A solid-state image pickup device includes a detection diode for detecting a transfer charge and a switched capacitor amplifier whose input section is connected to the detection diode. The switched...
7551059 Hybrid infrared detector array and CMOS readout integrated circuit with improved dynamic range  
A hybrid image sensor includes an infrared detector array and a CMOS readout integrated circuit (ROIC). The CMOS ROIC is coupled to at least one detector of the IR detector array, e.g., via indium...
7532243 Amplifying solid-state imaging device, and method for driving the same  
By providing dummy pixels separately from effective pixels, the total number of pixel rows is equalized with the number of horizontal sync signals included in one frame interval (which is called an...
7525588 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...
7525080 Differential column readout scheme for CMOS APS pixels  
The present invention provides an improved column readout circuitry and method of operation which minimizes substrate and other common mode noise during a read out operation. The circuit improves...
7518645 CMOS active pixel sensor with improved dynamic range and method of operation  
A CMOS imaging array includes a plurality of individual pixels arranged in rows and columns. Each pixel is constructed the same and includes a photodetector (e.g., photodiode) receiving incident...
7505802 Capsule endoscope  
A capsule endoscope is disclosed that includes a capsule and a transparent cover having a central axis and that is located in front of an objective optical system within the capsule. The objective...
7502060 Solid-state imaging device providing wide dynamic range and high low-illuminance sensitivity  
There is provided a solid-state imaging device capable of achieving both of a wide dynamic range and a high low-illuminance sensitivity. A photodiode and a first transistor are provided in series...
7489357 Solid-state image pickup element having improved resolution and signal to noise ratio and solid-state image pickup apparatus using the same  
Row driving circuits drive a plurality of kinds of pixels in each scanning line. Column reading circuits read from the plurality of kinds of pixels in each column. A column selection circuit for GR...
7479999 Photodetection device and method  
The photo-detecting device includes of a photodetector for detecting incident light, an input J FET for reading the sensing signal from the photodetector, an amplifier for amplifying the signal...
7476837 Amplifying-type solid-state imaging device  
An amplification type solid-state image pickup device of the invention includes a plurality of photoelectric conversion sections 10 each having an embedded photodiode 1 and a transfer...
7473883 Amplification with feedback capacitance for photodetector signals  
Signals from an imager pixel photodetector are received by an amplifier having capacitive feedback, such as a capacitive transimpedance amplifier (CTIA). The amplifier can be operated at a low or...
7459667 Active pixel image sensor with common gate amplifier mode  
A method and apparatus to operate a pixel circuit within an active pixel image sensor in a common gate amplifier mode. A bias voltage is applied to a row select transistor in a pixel circuit, and...
7443435 Column amplifier with automatic gain selection for CMOS image sensors  
A column amplifier architecture having automatic gain selection for CMOS image sensors, which reduces the effect of analog noise, while maintaining a system's dynamic range. A comparator compares...
7443427 Wide dynamic range linear-and-log active pixel  
A pixel circuit having an improved dynamic range is disclosed. When incoming light detected by the photodiode is strong, the accumulated (integrated) charge on a signal capacitor becomes large. To...
7427737 Pixel with differential readout  
An imager in which two adjacent pixels share row and reset lines and a row selection circuitry while the output transistors of the two pixels are configured as a differential amplifier. In...
7397505 CMOS sensor with over-saturation abatement  
A method and apparatus are described that detect and correct for over-saturation lighting conditions in a CMOS Image Sensor.
7394492 Solid state image pickup device, method of driving solid state image pickup device, and camera using the solid state image pickup device  
Provided is an amplification type solid state image pickup device capable of increasing a saturation charge amount even when an increase in circuit scale is suppressed. In a pixel of the...
7382409 Image pickup apparatus including circuitry to correct for noise generated by clamping circuits  
An image pickup apparatus providing improved picture quality by use of correction data to correct for noise signals generated by clamping circuits. A plurality of pixels each including a...
7369166 Single substrate camera device with CMOS image sensor  
Single substrate device is formed to have an image acquisition device and a controller. The controller on the substrate controls the system operation.
7362366 High-speed solid-state imaging device capable of suppressing image noise  
In a CMOS image sensor, current leakage after a series of noise removing operations has been completed is suppressed in a read operation for each horizontal line, thereby suppressing image noise...
7352401 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...
7349017 Color sensor circuit with integrated programmable gain selection  
A color sensor is implemented on a single integrated circuit chip. The color sensor includes a plurality of color sensor circuits and a gain selection control. Each color sensor circuit in the...
7336530 CMOS pixel with dual gate PMOS  
A pixel circuit with a dual gate PMOS is formed by forming two P + regions in an N − well. The N − well is in a P − type substrate. The two P + regions form the source and drain of a...
7317483 Charge transfer device having output amplifier with reduced power consumption  
A charge transfer device for transferring information charge packet in accordance with a vertical synchronization signal and a horizontal synchronization signal. The charge transfer device includes...
7301134 Electro-optical focal plane array digital sensor system  
A laser beam detection and tracking system includes a focal plane array sensor providing pixel data and a field programmable gate array controller receiving the pixel data for determining a...
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...
7283168 Amplification type solid-state image pickup having a three stage reset period for a pixel  
An amplification type solid-state image pickup device has a plurality of pixels each of which comprises a photodiode 4 , a signal-amplification-use MOS transistor 1 for amplifying signal charges...
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...
7236198 Image-capturing device with light detection capability  
An image capturing device in which a plurality of pixels are two-dimensionally arrayed on one semiconductor substrate. First pixels are each provided with a first photoelectric conversion portion...
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...
7202898 Self gating photosurface  
A semiconductor surface is provided comprising a plurality of light sensitive pixels wherein each pixel of the plurality of pixels comprises an electronic circuit formed on or in the semiconductor...
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...
7199827 Amplified solid-state image pickup device and image pickup system using the same  
An image pickup area including a plurality of pixels arranged in a two-dimensional matrix pattern, each pixel being an amplified MOS image sensor, is divided into a block A including odd-numbered...
7187410 Solid state image sensor  
In a MOS type sensor including a floating diffusion (FD) amplifier in each pixel, the number of pulse lines is reduced, so as to improve the numerical aperture. For this purpose, a read pulse for a...
7148927 Signal readout structure for an image sensing apparatus  
An image sensing apparatus includes a photoelectric converter having a plurality of pixels covered by a color filter composed of a plurality of colors, a plurality of common readout units adapted...
7132638 CCD imaging array with improved charge sensing circuit  
An imaging array having a CCD imaging array that includes a plurality of pixels that accumulate charge when exposed to light and a readout amplifier is disclosed. The readout amplifier includes an...
7126636 Low-noise CMOS active pixel  
A low-noise CMOS active pixel for image sensors comprises a photosensitive element (PD), a feedback capacitive element (CF) with a capacitance C F , and four transistors, namely a first transistor...
7123301 Pixel gain amplifier  
A correlated double sampling pixel gain amplifier includes an operational amplifier, an input sampling capacitor, and a feedback capacitor. The input capacitor samples the input signal during a...
7119840 Solid-state image pickup device having lower power consumption  
The invention is intended to raise the potential at an amplification transistor without increasing a source voltage, and to operate each pixel unit at a lower voltage. A reset transistor and a...
Matches 1 - 50 out of 136 1 2 3 >