Patents
Patents for H04N 17 - Diagnosis, testing or measuring for television systems or their details (14,049)
08/2002
08/21/2002CN1089522C System and method for correcting display device
08/21/2002CN1089461C Automatic instrument turn off/on for error correction
08/20/2002US6437829 Alignment of cathode ray tube displays using a video graphics controller
08/20/2002US6437823 Method and system for calibrating digital cameras
08/20/2002US6437822 Method and apparatus for generating an HDTV signal for use in demonstrating an HDTV receiver
08/20/2002US6437821 Harmonic measurement of blockiness in video signals
08/20/2002US6437522 Method for controlling digital dynamic convergence and system thereof
08/15/2002WO2002047381A3 Method and apparatus for selective updating of a user profile
08/15/2002WO2002037454A3 White illumination
08/15/2002WO2002033552A3 Fail safe recovery
08/15/2002WO2002007449A3 Method and system for determining the actual projection data for a projection of a spatially variable surface
08/15/2002US20020109833 Apparatus for and method of calculating lens distortion factor, and computer readable storage medium having lens distortion factor calculation program recorded thereon
08/14/2002EP1231567A2 Image artifact removal technique for liquid crystal projectors
08/14/2002EP1230805A1 Video signal noise level estimator
08/14/2002CN1364378A Method and apparatus for displaying television program recommendations
08/14/2002CN1364034A Method and apparatus for compensdation image quality of projective display
08/13/2002US6434747 Method and system for providing a customized media list
08/13/2002US6433827 Measurement-free G2 calibration of color picture tubes
08/13/2002US6433822 Method and apparatus for self-calibration and fixed-pattern noise removal in imager integrated circuits
08/13/2002US6433819 Detection of Gaussian noise in video signals
08/13/2002US6431711 Multiple-surface display projector with interactive input capability
08/08/2002US20020107855 Viewing history using system and apparatus on it
08/08/2002US20020105744 Method of measuring non-linearity in magnetic recording/reproduction, device for magnetic recording/reproduction and LSI for magnetic recording reproduction
08/08/2002US20020105623 Multiple-surface display projector with interactive input capability
08/08/2002US20020105597 Frozen field detection of formerly encoded video
08/08/2002US20020105582 Electronic camera with self-explanation/diagnosis mode
08/07/2002EP1023706A4 Electro-optical display apparatus
08/07/2002EP0922358B1 Histogram generator
08/06/2002US6429973 Method and device for adjusting a desired white color on a part of an image
08/01/2002WO2002060189A1 Image compensation methods and apparatus using correction zones
08/01/2002WO2002060187A1 Correction optics for flat-panel displays
08/01/2002WO2002037850A3 Adaptive method and apparatus for automatically customizing enhanced program content to user preferences
08/01/2002US20020104087 Method and apparatus for selective updating of a user profile
08/01/2002US20020101920 Automatic test data generating apparatus and method
08/01/2002US20020101506 Viewpoint detecting apparatus, viewpoint detecting method, and three-dimensional image display system
07/2002
07/31/2002EP1227681A2 Receiving device and transmission device
07/31/2002EP1227439A2 Method of calculating noise from a digital image utilizing color cross correlation statistics
07/30/2002US6426820 Remote control incorporating self-test capability
07/25/2002WO2002042959A8 Television program recommender with interval-based profiles for determining time-varying conditional probabilities
07/25/2002US20020100054 Remote monitoring and control method and apparatus for an information distribution system
07/25/2002US20020100042 Method and system for providing intelligent advertisement placement in a motion picture
07/25/2002US20020099943 Digital watermarks for checking authenticity of printed objects
07/25/2002US20020098852 Methods and apparatus for identifying as set location in communication networks
07/25/2002US20020097803 Method for evaluating dynamic image code communications, and apparatus for evaluating the same
07/25/2002US20020097798 System and method for coding and decoding
07/25/2002US20020097337 Television-set adjusting system
07/25/2002US20020097182 Methods and apparatus for identifying asset location in communication networks
07/25/2002DE10101331C1 Transponder zur Überwachung von Netzelementen in Hybrid Fiber Coax-Netzen Transponder for monitoring of network elements in hybrid fiber coax networks
07/24/2002EP1225766A2 Viewing history system and apparatus
07/24/2002EP1208492A4 Method and apparatus for measuring user access to image data
07/24/2002EP1135742A4 Subscriber identification system
07/24/2002EP0753236B1 Method and apparatus for dynamic purity correction
07/24/2002CN1360434A Electronic apparatus and electronic apparatus activating method
07/23/2002US6425132 Ingress testing of CATV system utilizing remote selection of CATV node
07/23/2002US6422704 Projector that automatically adjusts the projection parameters
07/18/2002WO2002056605A1 Scalable objective metric for automatic video quality evaluation
07/18/2002WO2002056597A1 Recognizing film and video objects occuring in parrallel in single television signal fields
07/18/2002WO2002037826A9 Encoding and decoding of video signals
07/18/2002US20020095686 Method and apparatus for measuring a radio frequency signal
07/18/2002US20020095685 Transponder for monitoring network elements in hybrid fiber coax networks
07/18/2002US20020095676 Interactive television program guide system for determining user values for demographic categories
07/18/2002US20020095615 Fail safe recovery
07/18/2002US20020094128 Image artifact removal technique for LCP
07/18/2002US20020093631 Method and system for automated convergence and focus verification of projected images
07/18/2002US20020093627 Keystone distortion correction system for use in multimidia projectors
07/18/2002US20020093518 Image processing apparatus, image processing method and recording medium
07/18/2002DE10141206A1 Fotosensorverstärker für eine Projektionsbildanzeige Photo sensor amplifier for a projection image display
07/17/2002EP1223757A2 System, method, and software application for targeted advertising via behavioral model clustering, and preference programming based on behavioral model clusters
07/17/2002EP1223753A2 Method and device for compensating picture quality of projection type display
07/17/2002EP1223695A2 Transponder for monitoring network elements in hybrid fiber/coax networks
07/17/2002CN1087893C Method for surveying audience rating by using internet television and system therefor
07/16/2002US6421749 Playback and monitoring of compressed bitstreams
07/16/2002US6421100 Method and apparatus for checking the alignment of a projection television lens
07/11/2002WO2002054783A1 On screen display as diagnostic aid
07/11/2002WO2000072484A9 Viewer identification apparatus for use in a broadcast audience measurement
07/11/2002US20020090134 System and method for providing a scalable objective metric for automatic video quality evaluation employing interdependent objective metrics
07/11/2002US20020089973 System and method for integrating voice, video, and data
07/11/2002US20020089759 System and methods for position-control of light modulation device
07/11/2002US20020089651 Projector with adjustably positioned image plate
07/11/2002US20020089611 Method and device for compensating picture quality of projection type display
07/11/2002US20020089522 Method and apparatus for measuring a full frame size from a display signal
07/10/2002EP1221213A1 Method for producing a test signal with a predetermined signal-to-noise ratio on a freely selectable output frequency
07/10/2002CN1358399A Remote control transmitter and method of inspecting the transmitter
07/09/2002US6417863 Color balancing a multicolor display
07/09/2002US6417805 Three-dimensional channel sounder for DTV receivers
07/09/2002US6416186 Projection display unit
07/09/2002CA2256197C Method and apparatus for introducing reference impairments into video signals
07/04/2002WO2002052759A2 Apparatus and method for determining the programme to which a digital broadcast receiver is tuned
07/04/2002WO2001076248A3 Systems and methods for improved audience measuring
07/04/2002US20020085197 Monitor calibrator
07/04/2002DE10064909A1 Einrichtung zur Helligkeitssteuerung von überlagerten Zusatzinformationen in einer optischen Betrachtungseinrichtung Means for controlling the brightness of superimposed additional information in an optical viewing device
07/04/2002CA2428064A1 Apparatus and method for determining the programme to which a digital broadcast receiver is tuned
07/03/2002EP1220004A2 Device for controlling the luminous intensity of superposed additional information in an optical viewing device
07/03/2002CN1356791A 接收器和发送器 Receiver and Transmitter
07/02/2002US6415063 Method and apparatus for defective pixel identification
07/02/2002US6414960 Apparatus and method of in-service audio/video synchronization testing
06/2002
06/27/2002US20020080439 System for attaching broadband test point within HFC network
06/27/2002US20020080283 Method and apparatus for measuring the noise contained in a picture
06/27/2002US20020080266 Method of manufacture of a solid state image pickup device, and a flexible printed wiring board
06/27/2002US20020080188 Display device and OSD controlling method for the same