H04N 7 - Television systems

Patents for H04N 7 - Television systems (274,023)
10/1994
10/27/1994	WO1994024803A1 Multimedia telecommunications network and service
10/27/1994	WO1994024783A1 Bi-directional tv/data transmission system
10/27/1994	WO1994024782A1 Process and device for identifying a programme information
10/27/1994	WO1994024773A1 Global video communications systems
10/27/1994	WO1994024769A1 A phase lock loop with error measurement and correction in alternate periods
10/27/1994	WO1994024768A1 A phase lock loop with error consistency detector
10/27/1994	WO1994024767A1 An oscillator with switched reactive elements
10/27/1994	WO1994024766A1 A phase lock loop with an r-c oscillator
10/27/1994	WO1994024760A1 Device for amplifying television signals with a predetermined variable operating class for preventing transmission errors
10/27/1994	WO1994024670A1 Synchronizing digital audio to digital video
10/27/1994	WO1994024629A1 System for computer supported collaboration
10/27/1994	DE4313516A1 Method and system for transmitting telefax signals
10/27/1994	DE4313104A1 Method and device for inspecting sewer pipe walls
10/27/1994	CA2160981A1 Method of automatically qualifying a signal reproduction device for installation of monitoring equipment
10/27/1994	CA2160691A1 Portable electronic data coupon
10/27/1994	CA2160568A1 Adaptive video compression using variable quantization
10/27/1994	CA2160562A1 Adaptive video decompression
10/27/1994	CA2160561A1 Synchronizing digital audio to digital video
10/27/1994	CA2160259A1 Television signal amplification device, with variable operating class which is predetermined in order to eliminate transmission errors
10/27/1994	CA2159212A1 Global video communications system
10/26/1994	EP0621730A2 Dual memory buffer scheme for providing multiple data streams from stored data
10/26/1994	EP0621718A1 Data broadcasting system
10/26/1994	EP0621700A2 Wavelength multiplexing network
10/26/1994	EP0621543A2 Inverse discrete cosine transform processor
10/26/1994	EP0620961A1 Electronic camera and camera apparatus using same
10/26/1994	EP0620960A1 Information coding and transmission process
10/26/1994	CN2181148Y 有线电视接收控制器 TV receiver controller
10/26/1994	CN1094211A Adaptive letterbox detector
10/26/1994	CN1094210A Managing letterbox display
10/25/1994	US5359694 Method and apparatus for converting image data
10/25/1994	US5359676 Decompression of standard ADCT-compressed document images
10/25/1994	US5359675 Video spectacles
10/25/1994	US5359638 Method for recursive filtering residual afterglow from previous computed tomography scans
10/25/1994	US5359601 Apparatus providing dynamic virtual service selection in a multi-service communications system
10/25/1994	US5359464 Methods of and apparatus for coding television signals having varying frame rates
10/25/1994	US5359463 Record/reproduce apparatus having means for switching automatically between different types of audio
10/25/1994	US5359420 Macro block address processor for digital compressed video signal decoder
10/25/1994	US5359419 Programmable CATV system and termainal unit therefor, including acknowledgement of program request
10/25/1994	US5359367 Personal computer with broadcast receiver on expansion board controlled by computer microprocessor
10/25/1994	US5359365 Moving image processing method and apparatus
10/25/1994	US5359363 Omniview motionless camera surveillance system
10/25/1994	US5359362 Videoconference system using a virtual camera image
10/25/1994	US5359190 Method and apparatus for coupling an optical lens to an imaging electronics array
10/25/1994	US5357870 Articulated, orientable audiovisual telecommunication terminal
10/25/1994	CA2039080C Data decompression system and method
10/25/1994	CA2039038C Data compression system and method
10/25/1994	CA1332755C Payment authorization and information device
10/20/1994	DE4412963A1 Resonator mit Breiten-Dehnungsmode Resonator with width expansion mode
10/20/1994	DE4326590C1 Method for blocking or reproducing certain programmes in a television receiver or recording them in a video recorder
10/20/1994	DE3645247C2 Interactive video-sound data display via TV cable
10/19/1994	EP0620695A2 Information transmission system with variable transmission rate
10/19/1994	EP0620691A1 Multiplexed audio-video signal transmission system through pair-wire
10/19/1994	EP0620690A1 Video signal encrypting apparatus
10/19/1994	EP0620689A1 Method and apparatus for automatic insertion of a television signal from a remote source
10/19/1994	EP0620688A2 Methods and systems for non-program applications for subscriber television
10/19/1994	EP0620687A2 Encoding method and apparatus
10/19/1994	EP0620686A2 Fuzzy-controlled coding method and apparatus therefor
10/19/1994	EP0620685A2 Digital video signal encoding
10/19/1994	EP0620684A2 Multiplexing of digitally encoded NTSC and HDTV signals
10/19/1994	EP0620682A2 Video signal transmitting system
10/19/1994	EP0620681A2 Video signal processing
10/19/1994	CN1093858A Horizontal panning for wide screen television
10/19/1994	CN1093853A Volume control for optimum television stereo separation
10/19/1994	CN1093843A High efficiency encoding or decoding method and device
10/18/1994	US5357584 Method and apparatus for compressing and extending an image
10/18/1994	US5357287 Method of and apparatus for motion estimation of video data
10/18/1994	US5357286 On-screen information superimposing circuit
10/18/1994	US5357284 Compatible digital audio for NTSC television
10/18/1994	US5357283 Reflected modulated television system
10/18/1994	US5357282 Video decoder with parallel implementation
10/18/1994	US5357281 Image processing apparatus and terminal apparatus
10/18/1994	US5357278 In a digital video system
10/18/1994	US5357276 Method of providing video on demand with VCR like functions
10/18/1994	CA1332636C Interactive television and data transmission system
10/18/1994	CA1332635C Cable television spread spectrum data transmission
10/18/1994	CA1332634C Television broadcast system for selective transmission of viewer-chosen programs at viewer-requested times
10/17/1994	CA2121381A1 Multiplexing of digitally encoded ntsc and hdtv signals over single microwave communication link from television studio to tower transmitter facility for simultaneous broadcast (simulcast) to customer sites by transmitter facility
10/17/1994	CA2121151A1 Method and apparatus for automatic insertion of a television signal from a remote source
10/13/1994	WO1994023539A1 Endoscope provided with a distally located color ccd
10/13/1994	WO1994023538A1 Instrument probe having a back-lighted camera
10/13/1994	WO1994023537A1 Method and system for accessing multimedia data over public switched telephone network
10/13/1994	WO1994023536A1 A transcoder
10/13/1994	WO1994023535A1 Method and apparatus for coding video signal, and method and apparatus for decoding video signal
10/13/1994	WO1994023428A1 Disklike recording medium, apparatus for recording data on disk, and apparatus for reproducing data from disk
10/13/1994	WO1994023385A2 Data compression and decompression
10/13/1994	WO1994023384A1 Apparatus for adaptively processing video signals
10/13/1994	WO1994019212A3 Automatic rearview mirror and vehicle interior monitoring system using a photosensor array
10/13/1994	WO1994018776A3 Multimedia distribution system
10/13/1994	DE4408355A1 Netzwerk-System für kombinierte Aufgaben Network system for combined tasks
10/12/1994	EP0619680A1 System for transmitting selection code signals to TV or radio stations
10/12/1994	EP0619679A1 Multi-location control apparatus, television conference terminal unit, and multi-location television conference system
10/12/1994	EP0619677A2 System for scrambling a digital video signal
10/12/1994	EP0619673A1 Image sensor and electronic still camera
10/12/1994	EP0619552A1 Object motion estimation device and process in animated successive pictures subdivided in bidimensional image element blocs
10/12/1994	EP0619509A1 Mirror position and orientation control device
10/12/1994	EP0619059A1 Method and apparatus for image data compression using combined luminance/chrominance coding
10/12/1994	EP0619057A1 Scanless tv transmission system
10/12/1994	EP0619053A1 Decoder and decoding method for prefixed Huffman codes using plural codebooks
10/12/1994	EP0617871A4 In-station television program encoding and monitoring system and method.
10/12/1994	EP0470992B1 Television signal detection apparatus

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