Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 7 - Television systems
Patents for H04N 7 - Television systems (274,023)
10/1993
10/26/1993US5257403 Method of subcarrier multiplication which preserves AM Information in FM systems
10/26/1993US5257396 Dual in-band/out-of-band CATV system
10/26/1993US5257326 Method and apparatus for interpolating a video signal of a picture element which has not been sampled and transmitted by an interleave sampling operation
10/26/1993US5257324 Zero-time-delay video processor circuit
10/26/1993US5257306 Video teleconferencing system
10/26/1993US5257254 Apparatus for controlling CD audio player to playback CD-ROM
10/26/1993US5257141 Method of recording a digital video signal
10/26/1993US5257113 Video mixing technique using JPEG compressed data
10/26/1993US5257106 Television signal receiver with memory for storing data on different television system
10/26/1993US5257102 Television standards converters using motion vectors corresponding to correlation of horizontal and vertical pixel offsets
10/26/1993US5257101 Apparatus and method for selecting a log orientation and pattern for sawing
10/26/1993US5257100 Apparatus for reducing network patterns from the image of a fiber scope
10/26/1993US5257099 Central data processing station for satellite communication with local area audience response station
10/26/1993CA1323690C Widescreen television signal processor system with interpolator for reducing artifacts
10/26/1993CA1323688C Interactive video method and apparatus
10/21/1993DE4212772A1 Wide-band pre-distortion circuit - compensates for second order distortion in analogue CATV laser diodes over wide frequency range
10/20/1993EP0566454A1 Method of and apparatus for broadcast resource management
10/20/1993EP0566277A1 Quantization control circuit
10/20/1993EP0566219A2 Image processing apparatus
10/20/1993EP0566202A1 Method and device for spatial filtering of block transform decoded digital images
10/20/1993EP0566188A1 Image segmentation apparatus
10/20/1993EP0566185A1 Sub-set for coding images with up-date correction of the data to be coded and sub-set for decoding signals representing these images
10/20/1993EP0566184A2 Picture transformer and television system with a transmitter and a receiver comprising a picture transformer
10/20/1993EP0566092A2 Multiple picture/sound signals decoding apparatus
10/20/1993EP0565948A2 Procedure and circuit arrangement for doubling the vertical and horizontal resolution of picture displayed on the screen
10/20/1993EP0325637B1 Compatible widescreen television system
10/19/1993USRE34411 Electronic image pickup device for endoscopes
10/19/1993US5255318 Expandable cable television subscriber control system
10/19/1993US5255097 Video system
10/19/1993US5255096 Video time code synchronized robot control apparatus
10/19/1993US5255092 Video processing device
10/19/1993US5255091 Digital television standards conversion
10/19/1993US5255090 Progressive transmission of vector quantized data
10/19/1993US5255089 Portable particle detector assembly
10/19/1993US5255088 System and process for video monitoring a welding operation
10/19/1993US5255086 Method and apparatus for RF data transfer in a CATV system
10/19/1993CA1323404C Two way communication system
10/14/1993WO1993020658A1 Multiresolution digital television broadcast system
10/14/1993WO1993020654A1 Transmission of teletext pages to selected receivers
10/14/1993WO1993020653A1 Efficient coding scheme for multilevel video transmission
10/14/1993WO1993020652A1 Method and apparatus for compressing and decompressing a sequence of digital video images using sync frames
10/14/1993WO1993020651A1 Method and apparatus for real time compression and decompression of a digital motion video signal
10/14/1993WO1993020650A1 Layered video coder
10/14/1993WO1993020632A1 Buffer allocation to repeated information blocks in data transmission, particularly video transmission
10/14/1993CA2133459A1 Method and apparatus for compressing and decompressing a sequence of digital video images using sync frames
10/14/1993CA2133457A1 Method and apparatus for real time compression and decompression of a digital motion video signal
10/13/1993EP0565305A1 Transmission of a clock signal over an asynchronous data channel
10/13/1993EP0565223A2 Method for compressing a digital image signal with ordering and formatting coded data and reconstructing partial images from the data
10/13/1993EP0565219A2 Image compression and decompression
10/13/1993EP0565203A2 Multiplexer for time slot data
10/13/1993EP0564597A1 Systems and methods for coding even fields of interlaced video sequences
10/13/1993EP0564497A1 Television receiver
10/13/1993CN1077326A Method for making programmed cartoon
10/12/1993US5253309 Optical distribution of analog and digital signals using optical modulators with complementary outputs
10/12/1993US5253286 Apparatus for focusing image in television camera for video telephone
10/12/1993US5253275 Audio and video transmission and receiving system
10/12/1993US5253167 Remote maintenance/supervisory system and method for automated teller machines
10/12/1993US5253122 Recording of digital video signals on a magnetic medium having a particular energy product and surface roughness
10/12/1993US5253078 System for compression and decompression of video data using discrete cosine transform and coding techniques
10/12/1993US5253075 Image signal coding/decoding system using adaptive quantization
10/12/1993US5253066 TV recording and viewing control system
10/12/1993US5253060 Video signal processing system with networked control of aspect ratio conversion within the system
10/12/1993US5253059 Bit rate control
10/12/1993US5253058 Efficient coding scheme for multilevel video transmission
10/12/1993US5253057 Multiplexed transmission system of image data from two or more sources wherein thinning rates are adaptively allocated to respective sources
10/12/1993US5253056 Spatial/frequency hybrid video coding facilitating the derivatives of variable-resolution images
10/12/1993US5253055 Efficient frequency scalable video encoding with coefficient selection
10/12/1993US5253054 Frame skip encoding apparatus for moving images
10/12/1993US5253053 Variable length decoding using lookup tables
10/12/1993US5253052 Apparatus for detecting relative motion between contents of successive fields of a video signal
10/12/1993US5253051 Video artificial window apparatus
10/12/1993US5253045 Interpolating finer intensity levels in dither-quantized television pictures
10/12/1993US5253041 Digital television signal compression apparatus
10/12/1993US5252932 Waveform equalizing filter unit
10/12/1993US5252077 Process for materializing virtual interactivity between an individual and a data support
10/12/1993CA1323094C Video telecommunication system and method for compressing and decompressing digital color video data
10/12/1993CA1323093C Method and apparatus employing adaptive filtering for efficiently communicating image sequences
10/07/1993DE4310385A1 TV receiver image signal modification device - uses memory in which signal with first vertical-horizontal ratio is entered and interpolated on read=out to obtain second horizontal-vertical ratio
10/07/1993DE4211193A1 Digital storing of frequency-amplitude values from scanning - writing scanned values of each oscillation in memory block with numerous memory cells
10/06/1993EP0564271A1 Waveform generating circuit
10/06/1993EP0564214A2 Digitally coded data display
10/06/1993EP0564182A2 Compensation of residual afterglow from previous computed tomography scans
10/06/1993EP0564145A2 Sampling rate converter
10/06/1993EP0564084A2 Generation of synchronization samples for a digital PAL signal
10/06/1993EP0563937A2 Satellite communications multi-point video transmit system
10/06/1993EP0563778A1 Method and apparatus for encoding selected images at lower resolution
10/06/1993EP0563644A2 Apparatus and method of compensating image-sequences for motion
10/06/1993EP0563594A1 Video conference device
10/06/1993EP0563541A1 Portable magnifying reading apparatus with high convenience
10/06/1993EP0563167A1 Compatible non linear pre-emphasis for composite video signals.
10/06/1993EP0363418B1 Adaptive block transform image coding method and apparatus
10/05/1993US5251324 Method and apparatus for generating and collecting viewing statistics for remote terminals in a cable television system
10/05/1993US5251301 Computer remote control through a video signal
10/05/1993US5251220 In a modified Manchester digital data stream
10/05/1993US5251042 Component video signal transmitting apparatus
10/05/1993US5251035 Satellite broadcasting tuner
10/05/1993US5251030 MC predicting apparatus
10/05/1993US5251029 Image encoding apparatus
10/05/1993US5251028 Apparatus for reducing quantization artifacts in an interframe hybrid coding system with motion compensation
10/05/1993US5251027 Telephoto sensor trigger in a solid state motion analysis system
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