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7629998 |
Method and apparatus for measuring illumination and camera performances
A method and apparatus for measuring the performances of a camera including illumination, signal levels, signal to noise ratio, resolution, spectrum, color vectors and displaying the measured...
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7626610 |
Electronic imager tester
According to the invention, an electronic module tester for engaging a camera module is disclosed. The electronic module tester includes a camera tester body, an engagement ring, and a camera back...
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7619650 |
Imaging sensor that monitors operability of the imaging sensor
An imaging sensor disposed in a vehicle includes an evaluation unit for monitoring the imaging sensor's operability based on an image signal, for example, by an evaluation of invariant patterns,...
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7612801 |
Calibration methods and apparatus for digital cameras
Digital cameras are calibrated so that detailed highlights and shadows in scenes being photographed are reproduced in digital images of those scenes by calibrating holographic data obtained from...
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7567273 |
Multiple frame grabber
A system is presented that applies M×N×K computational units to calculating image parameters on N picture images captured simultaneously by N digital camera devices, where there are N groups of...
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7557826 |
Method for device spectral sensitivity reconstruction
A method and system are provided for approximating spectral sensitivities of a particular image sensor, the image sensor having a color filter array positioned over the image sensor. In one example...
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7554575 |
Fast imaging system calibration
Systems and methods are disclosed for calibrating an imaging system comprising a processing unit communicatively coupled to one or more imaging devices. The imaging system may also include a...
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7548253 |
Self-calibration for a catadioptric camera
A method and a system for self-calibrating a wide field-of-view camera (such as a catadioptric camera) using a sequence of omni-directional images of a scene obtained from the camera. The present...
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7525593 |
Position detection apparatus, position detection method, testing apparatus, and camera module manufacturing apparatus
There is provided a position detection apparatus for detecting position of an image pickup device that outputs an output signal corresponding to intensity of detected light, having a light source...
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7511735 |
Image-taking apparatus correcting image-taking parameter during normal image-taking based on correction amount set in calibration mode
An image-taking apparatus, which can automatically adjust parameters relating to image-taking regardless of variations in manufacturing errors and adjustment errors, is disclosed. The image-taking...
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7511748 |
Error calibration for digital image sensors and apparatus using the same
Disclosed is a digital apparatus, such as a digital camera, which generates a digital representation of an image. The digital apparatus includes an image sensor having an array of pixels. An...
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7505064 |
Camera handling system
A test handler is controlled by a tester to transport, select, focus and test miniature digital camera modules. The modules are loaded onto a transport tray and moved on a conveyer to a robot. The...
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7502066 |
Methods for manufacturing and testing image sensing devices
A method of manufacturing an imaging subsystem is provided. The method includes manufacturing an image sensing device including a unique identifier. The image sensing device is incorporated into an...
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7502057 |
Method and apparatus for color non-uniformity correction in a digital camera
Reducing or eliminated color-dependent vignetting in a digital camera includes: providing a raw array of data corresponding to an image of a scene for each color that the camera can image; and...
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7486309 |
Digital camera module test system
A test system for digital camera modules used in consumer electronics, e.g. cellular phones and PDA's is shown. The test system comprises of a tester and a module handler that is aimed at reducing...
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7483550 |
Method and system for evaluating moving image quality of displays
A test pattern is moved on a screen 5 subject to measurement with the field of view of an image sensor pursuing the motion of the test pattern so as to observe BEW. Subsequently, the field of...
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7479982 |
Device and method of measuring data for calibration, program for measuring data for calibration, program recording medium readable with computer, and image data processing device
A device for measuring data for calibration for obtaining data for calibration of a camera 2 capable of varying its optical conditions, wherein the data for calibration are obtained using a...
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7477774 |
Choice of reference markings for enabling fast estimating of the position of an imaging device
A method of estimating the position of the field of view of an imaging device, such as a camera, relative to a board involves designating markings on the board as references and detecting the shift...
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7440007 |
Image-taking apparatus and optical adjustment method for an image-taking apparatus with displacement of the optical axis
An image-taking apparatus is disclosed which is capable of adjusting a positional displacement of an image-taking optical system and an image-pickup element even in a state in which they are fixed....
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7429999 |
Camera calibrating apparatus and method
A camera calibrating apparatus uses a calibration target in combination with a laser source generating a laser beam defining a calibration plane and intersecting the camera field of view to define...
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7423668 |
On-chip block balancing structure and method for multiple output image sensors
A method for calibrating an image sensor having multiple outputs, the method includes the steps of capturing an image on the image sensor, injecting one or more substantially identical pairs of...
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7418127 |
Apparatus for testing infrared camera
An apparatus for testing infrared cameras includes: a front plate which has holes arranged in line, and which is adapted to emit an amount of infrared light; and a back plate which is disposed in...
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7405764 |
Miniature camera module
Digital miniature cameras and methods to manufacture thereof have been achieved. Said miniature cameras having an adjustable focusing device are intended to be used as a built-in modules in...
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7405816 |
Scalable test target and method for measurement of camera image quality
An improved test target pattern that can be used in the testing of image quality for digital images taken with a camera module, the camera module either being a stand-alone product or being...
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7403229 |
Testing of miniaturized digital camera modules with electrical and/or optical zoom functions
A test apparatus and method for testing the zoom of a miniature digital camera module is presented. A combination of focus targets are illuminated by different colors of light and simultaneously...
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7388977 |
Test system and method for portable electronic apparatus
A test system for testing a portable electronic apparatus having a digital image capture module and a test interface is described. The test system has at least a sender, a holder, and a controller....
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7388601 |
System and method for the automated, remote diagnostic of the operation of a digital video recording network
A method and a system for automatically performing diagnostics of various operational parameters of digital video recorders, cameras, peripheral and associated components encompassing a video...
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7362969 |
Camera model and calibration procedure for omnidirectional paraboloidal catadioptric cameras
A paraboloidal catadioptric camera is calibrated by relaxing the assumption of an ideal system to account for perspective projection, radial distortion, and mirror misalignment occurring within the...
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7358996 |
Device for detecting a photonic flux with self-adaptive scanning
Scanning type device for detection of a photonic flux emitted by a scene containing at least one acquisition channel (V) comprising:
several useful detectors ( 1 ) aligned with the scanning,...
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7352403 |
Method for adjusting relative position of lens module by using uniform light source
A method for adjusting relative position of a lens module by using a uniform light source is provided. The lens module includes a bottom board, an image sensor, an adjusting module and a lens...
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7352388 |
Camera calibrating apparatus
Herein disclosed is a camera calibrating apparatus for calibrating an optical parameter of a camera mounted on an automotive vehicle, comprising: a first housing position information storing...
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7333133 |
Recursive least squares approach to calculate motion parameters for a moving camera
A method and system for estimating camera motion parameters and determining a filter to correct for camera motion errors. The estimating method and system includes obtaining an observation point...
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7317482 |
Distance calculating method and imaging device
A distance calculation method and an imaging device that can be applied to a digital camera. The method includes calculating a distance between a point corresponding to an optical axis of a lens...
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7315322 |
Method of testing the uniformity of an image sensor
A method for testing an image sensor for photoresponse uniformity, the method includes the steps of providing a light source having inherent non-uniform light intensity characteristics; providing a...
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7310109 |
Protective device for safeguarding a hazardous area and method of checking the functional reliability of such a device
The present invention discloses a protective device for safeguarding a hazardous area and a method for checking the functional reliability of such a device. The protective device has an image...
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7301560 |
Three-dimensional field for calibration and method of photographing the same
A three-dimensional field for calibration having a wide-angle area 110 and a zooming area 120 located within an area overlapped with the wide-angle area 110 comprises: a plurality of rough...
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7286171 |
Apparatus and method for concealing defective pixels in image sensors having test mode
An apparatus and method for concealing defective pixels in image sensors having a test mode. The image sensing apparatus includes a sensing module for capturing an image from an object, wherein the...
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7274388 |
System and method for calibrating a camera with one-dimensional objects
Calibration for a camera is achieved by receiving images of a calibration object whose geometry is one-dimension in space. The received images show the calibration object in several distinct...
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7268812 |
Solid-state image pickup device and pixel defect testing method thereof
A solid-state image pickup device and a pixel defect testing method thereof are disclosed. A solid-state image pickup device including: a pixel unit having a plurality of unit pixels that perform...
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7248284 |
Calibration targets for digital cameras and methods of using same
Calibration targets for use with digital cameras comprise black and white target areas to which digital cameras are exposed simultaneously to provide proper settings for highlight and shadow...
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7239351 |
System matching finder view area and capture area in single-lens reflex image pickup apparatus, method thereof, and image pickup apparatus thereof
A video camera obtains a capture scope obtained through finder optics of a single-lens reflex camera and indicated by a view frame mask. A PC detects the position corresponding to the capture scope...
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7233352 |
Method and apparatus for color non-uniformity correction in a digital camera
Reducing or eliminated color-dependent vignetting in a digital camera includes: providing, for each color that said camera can image, a raw array of data corresponding to a desired scene; and...
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7215361 |
Method for automated testing of the modulation transfer function in image sensors
A method for automatically measuring the modulation transfer function of an imager is disclosed. A opaque mask is placed over selected columns and rows of the imager during fabrication. In the...
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7209161 |
Method and apparatus for aligning a pair of digital cameras forming a three dimensional image to compensate for a physical misalignment of cameras
An apparatus and method for detecting and correcting for physical misalignments of a pair of digital cameras creating a composite, three dimensional (3D) image of a target. The method involves...
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7196721 |
Information processing method and apparatus, and recording medium
A method of setting an internal parameter or an external parameter of a camera is provided. In this method, there is acquired a picked-up image obtained by picking up a calibration pattern in which...
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7158170 |
Test system for camera modules
A test system and a related method to perform optical and electrical tests, to adjust the focus and to seal the lens of digital fixed-focus cameras have been achieved. Said test system is...
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7155119 |
Multi-processing of a picture to speed up mathematics and calculation for one picture
A multi-processing unit reduces the time to compute parameters of a digital image to by the number of computers operating in the parallel. An image of a digital picture taken during a test of a...
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7151560 |
Method and apparatus for producing calibration data for a digital camera
Producing calibration data (to remove vignetting, e.g., color-dependent vignetting) for a digital camera includes: arranging, in front of the camera, a white reference surface that is to be imaged;...
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7149423 |
Lens apparatus diagnostic system, diagnostic program, record medium, lens diagnostic system and controller diagnostic system
The lens apparatus diagnostic system, the diagnostic program, the record medium, the lens diagnostic system and the controller diagnostic system have the effects of, by connecting a personal...
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7136157 |
Method and apparatus for testing image sensors
Methods and apparatuses for testing image sensors are disclosed. Desirable apparatuses of the present invention include image sensor testing devices comprising a digital light projection system...
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