Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 17 - Diagnosis, testing or measuring for television systems or their details
Patents for H04N 17 - Diagnosis, testing or measuring for television systems or their details (14,049)
03/1999
03/31/1999CN1212574A Measuring rod for uplink band in CATV transmission network
03/30/1999US5889548 Television receiver use metering with separate program and sync detectors
03/25/1999WO1999014942A1 Video meter
03/25/1999WO1999014716A1 Electro-optical display apparatus
03/25/1999CA2303128A1 Electro-optical display apparatus
03/23/1999CA2123814C Audio/visual apparatus and remote-controller for the control thereof
03/18/1999WO1999013650A1 Signal monitoring apparatus
03/18/1999WO1997041679A3 Spot position indication signal generation
03/17/1999CN1211004A Automatic picture adjustment system for monitor
03/16/1999US5883924 Method and apparatus for PCR jitter measurement in an MPEG-2 transport stream using sliding window
03/16/1999US5883665 Testing system for simulating human faculties in the operation of video equipment
03/16/1999US5883664 Apparatus and method for testing CATV transmission line
03/10/1999CN1210425A Method for surveying audience rating by using internet television and system therefor
03/04/1999WO1999011062A1 Method for compensating geometric image failure of video images and a device for conducting said method
03/04/1999DE19737374A1 Verfahren zur Kompensation geometrischer Bildfehler bei Videobildern sowie eine Vorrichtung zur Durchführung des Verfahrens Method for compensating geometrical errors in video images image as well as a device for carrying out the method
03/04/1999CA2267786A1 Method for compensating geometric image failure of video images and a device for conducting said method
03/03/1999EP0899966A2 Rear projector
03/03/1999EP0673578B1 Apparatus and method for use in a digital cable headend for cable television delivery system
03/02/1999US5877877 Apparatus for remedying errors in head end monitoring block, and control method therefor
02/1999
02/24/1999CN1209022A Bus control unit for receiver
02/23/1999US5874992 Cable television data bit path error analyzer
02/23/1999US5874991 Apparatus for the creation of video test signals
02/23/1999US5874949 Horizontal synchronizing signal frequency measuring instrument for multi-synchronism type display unit
02/23/1999US5874743 Method for verification of the frequency response of a digital radiographic read out system
02/17/1999EP0897248A2 Glitch detector
02/17/1999EP0674824B1 Television program delivery system
02/17/1999EP0673580B1 An operation center for a television program packaging and delivery system
02/17/1999EP0634079B1 Video storage
02/16/1999US5872593 Apparatus and method for calibrating video displays about points within the viewable area
02/16/1999US5872592 Test signals and test signal generators
02/10/1999EP0896483A2 Testing a video decoder
02/10/1999EP0895698A1 Screen mapping of a cathode ray tube
02/03/1999CN1206912A System for processing program information
02/02/1999US5867211 Apparatus and method for removing offset and shading from a video signal
02/02/1999US5867206 CATV frequency sweep testing using RF transmitter to generate test signals
01/1999
01/28/1999WO1999004559A1 Tv graphical user interface having cursor position indicator
01/28/1999WO1998049838A3 Monitored video camera system
01/27/1999EP0893927A1 Method for estimating the local perception of the chromatic quantization errors in a still picture
01/27/1999EP0893032A1 Playback and monitoring of compressed bitstreams
01/27/1999CN1206301A Digital TV system testing method
01/27/1999CN1041882C Projected image displaying apparatus and method of correcting color unevenness therein
01/20/1999EP0892564A2 Attentional maps in objective measurement of video quality degradation
01/19/1999US5860721 Optical resizing apparatus
01/14/1999WO1999001989A1 Noise monitoring unit
01/07/1999WO1999000981A1 Ingress monitoring system
01/07/1999EP0889647A2 System for processing program information
01/07/1999CA2294000A1 Ingress monitoring system
01/05/1999CA2109407C Projected image displaying apparatus and a method of correcting color unevenness therein
12/1998
12/30/1998EP0888019A1 Method and apparatus for measuring the quality of a video transmission
12/30/1998CN1203502A White balance regulating I2C communication card for colour television set
12/29/1998CA2041210C Television audience data gathering
12/23/1998WO1998058500A1 High speed digital zone control
12/23/1998WO1998058499A1 Device and method for receiving information and device and method for transmitting information
12/23/1998CN1202784A Method and apparatus for adjusting screen gradient in video display device
12/23/1998CN1041373C Near-end communications line characteristic measuring systems
12/23/1998CA2293221A1 High speed digital zone control
12/22/1998US5852431 Video monitor adjustment system
12/18/1998CA2220795A1 Method and apparatus for pcr jitter measurement in an mpeg-2 transport stream using sliding window
12/17/1998WO1998057492A1 Optical image resizing apparatus
12/16/1998EP0884907A1 Caller indentification system for television
12/16/1998CN1202058A Demodulator
12/15/1998US5850256 Portable test pattern illuminator
12/15/1998CA2119075C Convergence error detecting apparatus capable of being applied to projection-type displays having different scanning frequencies
12/10/1998WO1998056187A1 Apparatus and method for calibrating video displays
12/09/1998EP0787410A4 Delay detector apparatus and method for plural image sequences
12/09/1998CN1201324A Apparatus and method for automatically setting automatic gain-control regulation-value of television system
12/08/1998US5847784 Self adjusting tiled projector using test pattern and sensor
12/02/1998EP0880859A1 Apparatus and method for removing offset and shading from a video signal
12/02/1998CN1200625A Imager registration error and chromatic aberration measurement system for video camera
12/01/1998US5844964 Diagnostic installation having a digital imaging system with computerized evaluation of an image of phantom
11/1998
11/25/1998EP0765578A4 Method and apparatus for transforming coordinate systems in an automated video monitor alignment system
11/24/1998US5841896 Method and apparatus for displaying the hue of a signal by utilizing an indicator strip having a number of characters or symbols representing respective hues
11/24/1998US5841251 Test signals and test signal generators for use with PAL plus televisions
11/18/1998EP0878970A2 Imager registration error and chromatic aberration measurement system for a video camera
11/18/1998EP0864231A4 Automated minimum resolvable contrast (amrc) test
11/18/1998CN1199309A Automatic important-scene recording equipment
11/12/1998DE19805382A1 Electronic system for market research or social study data
11/11/1998EP0876731A1 Method and system for automatically calibrating a color camera in a machine vision system
11/11/1998EP0733293B1 Process for determining noise level and noise level detector
11/10/1998US5835801 In a camera equipped with a data processing device
11/10/1998US5835156 Television graphical user interface employing remote random access pointing device
11/10/1998US5835135 Device for measuring a glow center of a display device
11/05/1998WO1998049838A2 Monitored video camera system
11/04/1998EP0875785A2 Image display apparatus
11/03/1998US5832003 Video error/distortion checker
10/1998
10/29/1998WO1998032279A3 Alignment of cathode ray tube video displays using a host computer processor
10/28/1998CN1197354A Television set fault analysis instrument
10/27/1998US5828809 Computer-implemented speech and video analysis system
10/27/1998US5828358 Waveform display signal generating apparatus
10/22/1998WO1998032277A3 Alignment of cathode ray tube displays using a video graphics controller
10/22/1998DE19727281C1 Geometric calibration device for CCD camera
10/21/1998EP0872798A1 Computer memory organization
10/20/1998US5826164 Technique for surveying a radio or a television audience
10/20/1998US5825414 Method and apparatus for making corrections in a video monitor during horizontal scan
10/15/1998WO1998045836A1 Recording format for automatic adjustement, recording device therefor, and automatic adjustement device
10/15/1998WO1998021877A3 Means for creating a television viewer profile
10/14/1998EP0870403A1 High definition tv motion picture distribution network
10/14/1998CN1195964A Electronic device and detecting method thereof
10/13/1998US5822011 Apparatus for detecting noise in a color video signal
10/13/1998US5821993 Computer-controlled method
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