Patents
Patents for H04N 17 - Diagnosis, testing or measuring for television systems or their details (14,049)
05/1997
05/28/1997EP0775425A1 Built-in test for dynamic raster video output
05/27/1997US5633691 Stylus position sensing and digital camera with a digital micromirror device
05/20/1997US5631698 Method for self-diagnosing a television receiver
05/20/1997US5631466 Calibration system for a staring imaging sensor
05/14/1997EP0773679A2 Method for pre-compensating an asymmetrical picture in a projection system for displaying a picture
05/14/1997EP0773678A2 Method for pre-compensating an asymmetrical picture in a projection system for displaying a picture
05/13/1997US5630203 Technique for surveying a radio or a television audience
05/13/1997US5629957 Method and apparatus for simultaneously displaying distribution patterns of equalized output signals from multiple channels
05/09/1997WO1997016741A1 System and method of programming a multistation testing system
05/06/1997US5626411 Light ray shift devices and projection display apparatus using the same
05/02/1997EP0654200A4 Automatic correction of misconvergence of image for a video projection system.
05/01/1997WO1997016033A1 Apparatus and method for removing offset and shading from a video signal
05/01/1997WO1997016032A1 Automated minimum resolvable contrast (amrc) test
04/1997
04/23/1997EP0769876A2 Cable television data path error analyser
04/22/1997US5623316 On-screen display apparatus and on-screen display method
04/15/1997US5621659 Central control device and operation devices
04/15/1997US5621551 Optical projection system
04/15/1997US5621519 Imaging system transfer function control method and apparatus
04/15/1997US5621454 Method and system for recognition of broadcast segments
04/09/1997EP0767591A2 Error monitoring of video/audio devices
04/08/1997US5619349 CRT calibration device for calibrating display color of a CRT to a color standard
04/08/1997US5619259 Video signal distributor
04/08/1997US5618094 Projection system
04/02/1997EP0766220A1 Video monitor adjusting system
04/02/1997EP0765578A1 Method and apparatus for transforming coordinate systems in an automated video monitor alignment system
04/02/1997EP0765577A1 Method and apparatus for making corrections in a video monitor during horizontal scan
04/02/1997EP0765527A2 Test and alignment system for electronic display devices
04/02/1997CN2251236Y Portable decibel meter for measuring signal of wired television
04/01/1997US5617218 Bi-directional television and motion picture film to magnetic tape format digital signal converter
04/01/1997US5617152 Projector system for video and computer generated information
04/01/1997US5617137 In-service measurement of composite triple beats in a cable television system
03/1997
03/27/1997WO1997011559A1 Rotating visual display for video testing
03/27/1997CA2232052A1 Rotating visual display for video testing
03/25/1997US5615219 System and method of programming a multistation testing system
03/25/1997US5614944 Test method and apparatus of sequentially executing synchronous signal test, dot level test, and gradation test of a video signal generator
03/25/1997US5614839 Method for optically testing flat panel display base plates
03/20/1997DE19533966A1 Measuring picture quality of visual display monitor
03/19/1997EP0763950A1 Electrostatic probe device for signal detection of cathode ray tube displays
03/19/1997EP0763949A2 Apparatus for detecting noise in a color video signal
03/19/1997EP0763941A2 Maintenance method and apparatus for providing a high-integrity, unidirectional, standardized ATM/SONET/DS3 transport signal link for a video distribution network
03/18/1997US5612729 Method and system for producing a signature characterizing an audio broadcast signal
03/13/1997DE19533042A1 Obtaining equal intensity output signals from video cameras
03/12/1997EP0625276A4 Optical system auxiliary input calibration arrangement and method of using same.
03/04/1997US5608445 Method and device for data capture in television viewers research
03/04/1997US5608213 Spectral distribution emulation
02/1997
02/25/1997US5605390 Optical projector
02/20/1997WO1997006637A1 High definition tv motion picture distribution network
02/13/1997WO1997005466A1 Imaging system transfer function control method and apparatus
02/12/1997CN1142717A Apparatus for remedying errors in head end monitoring block, and control method therefor
02/11/1997US5602932 Photodetector array based image analysis apparatus
02/11/1997US5602679 High efficiency light valve projection system
02/11/1997US5602586 Built-in test for dynamic raster video output
02/06/1997WO1997004601A1 System and method to compensate for the effects of aging of the phosphors and faceplate upon color accuracy in a cathode ray tube
02/05/1997EP0757499A2 Method and apparatus for testing the signature of decoders of compressed digital television signals
02/05/1997CN1142165A Colour-purity regulating apparatus for analog of electron-beam position
02/05/1997CN1142059A Driving device of motion-picture projection lens with synchronous toothed belt
01/1997
01/22/1997EP0489758B1 Photographic video recording processor and method
01/21/1997US5596364 Perception-based audio visual synchronization measurement system
01/15/1997EP0753236A1 Method and apparatus for dynamic purity correction
01/08/1997EP0372035B1 Dynamic callback technique
01/03/1997WO1997000571A1 Coaxial testing and provisioning network interface device
01/03/1997CA2224675A1 Coaxial testing and provisioning network interface device
01/02/1997DE19626064A1 Device for correcting faults in monitoring block for master position in optical TV cable
01/01/1997CN1139360A Self-diagnostic circuit for video display and method of implementing the same
12/1996
12/31/1996US5589877 Signal processing circuit
12/27/1996EP0750431A2 Visual characterization using display models
12/25/1996CN1138799A Customizable menu for television receiver accessed via remote control keyboard
12/19/1996WO1996041484A1 Measurement of noise impairments
12/18/1996EP0749000A2 Method and apparatus for color thickness testing
12/18/1996EP0748565A1 Attachment for metering channel serial data
12/18/1996EP0748564A1 Video signal processing
12/18/1996EP0748563A1 Method and system for recognition of broadcast segments
12/17/1996US5585842 CATV frequency sweep testing using RF transmitter to generate test signals
12/17/1996US5584552 System for adjusting a size of an image projected on a sloped surface
12/12/1996DE19521408C1 Objective evaluation of two or three dimensional pictures
12/11/1996EP0748132A2 Method of and apparatus for setting up a video device
12/10/1996US5583694 Optical element and optical axis displacement device using the same
12/04/1996EP0746169A1 Test signals and test signal generators for testing a television signal decoder
12/04/1996EP0746168A1 Test signals and test signal generators for testing a television signal decoder
12/04/1996EP0746167A2 In-service measurement of composite triple beats in a cable television system
11/1996
11/26/1996US5579124 Method and apparatus for encoding/decoding broadcast or recorded segments and monitoring audience exposure thereto
11/26/1996US5579119 Recording signal control apparatus capable of optimizing recording conditions for magnetic recording medium
11/21/1996DE4090743C2 Colour corrector for TV camera
11/20/1996CN1136358A Diagnosis of machine or apparatus, and apparatus therefor
11/19/1996US5576755 System and method for verification of electronic television program guide data
11/14/1996DE19615390A1 Modulationsschaltkreis für Radiofrequenzen zur Verwendung beim Pal-Verfahren Modulation circuit for radio frequencies for use in Pal method
11/12/1996US5574664 Method for calibrating computer monitors used in the printing and textile industries
11/12/1996US5574509 Antenna orientation system for digital TV receiver
11/12/1996US5574506 Bi-directional television format digital signal converter with improved luminance signal-to-noise ratio
11/12/1996US5574500 Video quality evaluating equipment for reproduced image of video signal subject to digital compression
11/12/1996US5574499 For processing video signals by one horizontal scanning period
11/12/1996US5574495 Cable television data path error analyzer located at the set-top terminal
11/06/1996CN1135139A Waveform display signal generating apparatus
11/05/1996US5572444 Method and apparatus for automatic performance evaluation of electronic display devices
11/05/1996US5572261 Automatic audio to video timing measurement device and method
11/05/1996US5572246 Method and apparatus for producing a signature characterizing an interval of a video signal while compensating for picture edge shift
10/1996
10/30/1996EP0739527A1 Remote control of display functions
10/29/1996US5570108 Method and apparatus for display calibration and control
10/29/1996US5570088 For converting an input signal into a digital signal
10/23/1996CN1033125C Service switch for vidio display deflection apparatus