Patents for H04N 7 - Television systems (274,023)
12/1993
12/28/1993CA1325673C Frame format for video codec
12/28/1993CA1325672C Apparatus and method of attenuating distortion introduced by a predictive coding image compressor
12/27/1993CA2221181A1 Method and arrangement for transformation of signals from a frequency to a time domain
12/27/1993CA2097780A1 Methods and systems for encoding and decoding picture signals and related picture-signal recording media
12/23/1993WO1993026130A1 Method and apparatus for broadband signal distribution
12/23/1993WO1993026129A1 Diagnostic method and apparatus for a cable television interdiction system
12/23/1993WO1993026128A1 Interdiction method and apparatus with pulsed mode jamming
12/23/1993WO1993026127A1 Interdiction method and apparatus with direct memory control of variable frequency elements
12/23/1993WO1993026126A1 Interdiction method and apparatus with frequency change inhibit function
12/23/1993WO1993026125A1 Interdiction method and apparatus with random mode jamming
12/23/1993WO1993026124A1 Interdiction method and apparatus with programmable jamming effectiveness
12/23/1993WO1993026123A1 Interdiction method and apparatus with constant blanking and variable dwell times
12/23/1993WO1993026122A1 Interdiction method and apparatus with mode control for variable frequency elements
12/23/1993WO1993026121A1 Method and apparatus for providing periodic subscription television services
12/23/1993WO1993026120A1 Gridlocked method and system for video motion compensation
12/23/1993WO1993026119A1 Auxiliary video data slicer
12/23/1993WO1993026095A1 Data distribution system and methods for its use
12/23/1993WO1993025972A1 Method and apparatus for comparing data sets
12/23/1993CA2136001A1 Diagnostic method and apparatus for a cable television interediction system
12/22/1993EP0575220A1 Multistandard observation camera and system using such a camera
12/22/1993EP0575202A2 Encoding and decoding digital video data
12/22/1993EP0575201A2 Coding and decoding
12/22/1993EP0575113A2 Bit rate reduction apparatus
12/22/1993EP0574902A2 Image signal processing apparatus
12/22/1993EP0574901A2 Image signal processor
12/22/1993EP0574746A1 Method and apparatus for real time compression and decompression of a digital motion video signal using a fixed Huffman table
12/22/1993EP0574724A2 Adaptive coding level control for video compression systems
12/22/1993EP0574698A1 Circuit for the reception of television signals with means for analysing characteristics
12/22/1993EP0574689A2 Method and appparatus for acquiring an X-ray image using a thin film transistor array
12/22/1993EP0574502A1 Method and apparatus for encoding and decoding a digital motion video signal
12/22/1993EP0532672A4 Side by side television pictures
12/22/1993EP0532667A4 Two stage interpolation system
12/22/1993EP0532635A4 Chrominance processing system
12/22/1993CN1079857A Auxiliary video data slicer
12/22/1993CN1079855A Dynamic callback technique
12/21/1993US5272753 Scrambling apparatus
12/21/1993US5272752 Authorization code lockout mechanism for preventing unauthorized reception of transmitted data
12/21/1993US5272751 Pay television
12/21/1993US5272626 Frequency processing method for radiation images
12/21/1993US5272556 Optical networks
12/21/1993US5272547 Video image reading apparatus
12/21/1993US5272530 Method and apparatus for coding motion pictures utilizing motion compensation
12/21/1993US5272529 Adaptive hierarchical subband vector quantization encoder
12/21/1993US5272528 Information recording apparatus
12/21/1993US5272527 Picture image monitoring system
12/21/1993US5272526 Television conference system
12/21/1993US5272520 CIF converter with reduced multipliers
12/21/1993US5272519 Recording/reproducing apparatus employing sum and difference sequential circuitry for lines adjacent in the second or third dimensional direction followed by time base conversion circuitry
12/21/1993US5271106 Emulative swimming pool
12/21/1993CA2023304C Image superimposing apparatus having limited memory requirement
12/21/1993CA2010944C Controlled authorization of descrambling of scrambled programs broadcast between different jurisdictions
12/21/1993CA1325480C Image recognition system and method
12/18/1993CA2071416A1 Video store and forward apparatus and method
12/16/1993DE4319232A1 Single picture camera with image and speech encoder and recorder - incorporates buffer RAM corresp. to field time in speech data encoder operating on digitised microphone input
12/15/1993EP0574244A2 Coding method and apparatus
12/15/1993EP0574192A2 Implementation architecture for performing hierarchical motion analysis of images in real time
12/15/1993EP0574167A2 Coding apparatus
12/15/1993EP0574138A1 Virtual conferencing system
12/15/1993EP0574111A1 Lighting effects for digital video effects system
12/15/1993EP0573813A2 Methode, coder and decoder for data transmission and/or storage
12/15/1993EP0573665A1 Image data coding method, image data decoding method, image data coding device, image data decoding device, and image recording medium
12/15/1993EP0573648A1 Tv signal processing device
12/15/1993EP0573407A1 Detection of the presence of digital data in a video signal
12/15/1993EP0573406A1 Program transmission optimisation.
12/15/1993EP0570494A4 Visual communication device
12/15/1993EP0532711A4 Skewing dither sequences
12/15/1993EP0527947A4 A hierarchical entropy coded lattice threshold quantization encoding method and apparatus for image and video compression
12/15/1993CN2149737Y Water-proof type branch distribution box for TV cable
12/15/1993CN1079603A Method and device for film-mode detection
12/15/1993CN1079602A Chinese code system viewdata broadcasting system (CCST)
12/15/1993CN1079601A Chinese character extension of viewdata WST system
12/14/1993US5271071 Digital nonalgorithmic method of compressing data which represents addresses and values
12/14/1993US5271057 Audio processing system for teleconferencing system
12/14/1993US5271043 Device and method for the data transmission or storage optimizing the use of the pass-band
12/14/1993US5270832 System for compression and decompression of video data using discrete cosine transform and coding techniques
12/14/1993US5270828 Recording and reproducing method and apparatus utilizing a signal format for simplifying special operations and assisting efficient signal processing
12/14/1993US5270822 Receiver control circuit for a television for controlling programs to be supplied for viewing
12/14/1993US5270817 Television signal processing apparatus for separating an auxiliary signal from a letterbox signal
12/14/1993US5270816 TV signal transmission systems and methods
12/14/1993US5270813 Spatially scalable video coding facilitating the derivation of variable-resolution images
12/14/1993US5270812 Method of encoding image pixel values for storage as compressed digital data and method of decoding the compressed digital data
12/14/1993US5270810 Still image control in an electronic endoscope
12/14/1993US5270809 Data return for a television transmission system
12/14/1993US5270800 Subliminal message generator
12/14/1993US5270756 Method and apparatus for generating high resolution vidicon camera images
12/14/1993CA2013247C Vector quantizer search arrangement
12/10/1993CA2085277A1 Video spectacles
12/09/1993WO1993025048A1 Digital video signal processor apparatus with preprocessor for generating non-interlace-scan video signals from interlace-scan video signals
12/09/1993WO1993025047A1 Technique for aligning features on opposite surfaces of a substrate
12/09/1993WO1993025046A1 Method and apparatus for encoding a video signal having multi-language capabilities
12/09/1993WO1993025034A1 Qam signal encoding/decoding system
12/09/1993WO1993025016A1 Dynamic loader
12/09/1993DE4218286A1 Discrete cosine transformation encoding decoding system for video signal transmission - has ID transformation provided by unit with two ID transformation stages coupled to transposition memories
12/08/1993EP0573280A2 Television signal processing circuit
12/08/1993EP0573246A2 A magnetic recording/reproducing apparatus for recording and reproducing a video signal added with a helper signal
12/08/1993EP0572904A2 Moving picture encoding apparatus and method
12/08/1993EP0572766A2 A process-pipeline architecture for image/video processing
12/08/1993EP0572740A1 Auxiliary video data slicer
12/08/1993EP0572638A1 Method and apparatus for encoding of data using both vector quantization and runlength encoding and using adaptive runglength encoding
12/08/1993EP0572479A1 Engineered lighting system for tdi inspection