Patents for H04N 7 - Television systems (274,023)
07/1993
07/15/1993DE4201031A1 Program selector for automated TV and radio preselection - transmits program information from transmit central office to subscriber selector
07/15/1993CA2086699A1 Station comprising a minitel brand telecopier and videotext terminal
07/15/1993CA2059360A1 Memory based video line interpolator
07/14/1993EP0551151A1 Television receiver
07/14/1993EP0551040A1 Method and apparatus for interpolating scanning line of TV signal
07/14/1993EP0551036A1 Apparatus for interpolating scanning lines of TV signal in a TV receiver
07/14/1993EP0550959A1 Improvements in or relating to the decoding of signals
07/14/1993EP0550843A1 Statistical multiplexer for a multichannel image compression system
07/14/1993EP0550712A1 Method and device for modulating and demodulating transmission subchannels for a compatible television system.
07/14/1993EP0506877A4 Media pipeline system
07/14/1993CN2138373Y Cable television receiver receiving and emitting unit
07/14/1993CN1074324A A detector circuit for use in a VCR
07/14/1993CN1074323A VCR apparatus having cable box control function and control method therefor
07/14/1993CA2074596A1 Digital modulators for use with sub-nyquist sampling of raster-scanned samples of image intensity
07/13/1993US5228104 Optical connection system and its use in the transmission of video signals
07/13/1993US5228098 Adaptive spatio-temporal compression/decompression of video image signals
07/13/1993US5228082 Jamming signal producing system in CATV
07/13/1993US5228033 Data multiplexing and separation method
07/13/1993US5228028 System including packet structure and devices for transmitting and processing output information from a signal encoder
07/13/1993US5227879 Apparatus for transmitting an extended definition TV signal having compatibility with a conventional TV system
07/13/1993US5227877 High-efficient coding apparatus for video signal
07/13/1993US5227876 Method and system for transmitting packages of data
07/13/1993US5227875 System for transmitting encoded image data with quick image expansion and contraction
07/13/1993US5227874 Method for measuring the effectiveness of stimuli on decisions of shoppers
07/13/1993US5227867 Apparatus for line-alternating interpolation of chroma signals
07/13/1993US5227866 Television receiver for extended definition video signal detects number of scan lines and controls signal processors
07/13/1993US5227789 Modified huffman encode/decode system with simplified decoding for imaging systems
07/13/1993CA1320266C Method of and apparatus for recording and/or reproducing video information in/for a record carrier, and record carrier obtained by means of the method
07/08/1993WO1993013628A1 Method and apparatus for image data compression using combined luminance/chrominance coding
07/08/1993WO1993013626A1 Image data coding method, image data decoding method, image data coding device, image data decoding device, and image recording medium
07/08/1993WO1993013625A1 Method and apparatus for data redcution in a video image data reduction system
07/08/1993WO1993013624A1 Method and apparatus for encoding a digital motion video signal using pyramid specific filtering
07/08/1993WO1993013623A1 Method and apparatus for providing dual language captioning of a television program
07/08/1993WO1993013611A1 Scanless tv transmission system
07/08/1993WO1993013603A1 Circuitry for decoding huffman codes
07/08/1993WO1993013497A1 Method and apparatus for encoding of data using both vector quantization and runlength encoding and using adaptive runglength encoding
07/08/1993WO1993010518A3 Video/graphics memory system
07/08/1993CA2126551A1 Circuitry for decoding huffman codes
07/08/1993CA2117346A1 Scanless tv transmission system
07/07/1993EP0550420A2 Television receiver having skew corrected clock
07/07/1993EP0550316A1 Transmission line equaliser
07/07/1993EP0550229A2 Television screen aspect ratio converting method and the device thereof
07/07/1993EP0550172A1 Camera field-of-view indicator
07/07/1993EP0550101A1 Image registration process
07/07/1993EP0550012A2 Apparatus for compression encoding video signals
07/07/1993EP0549813A1 Coding and decoding device for time-varying image
07/07/1993EP0549716A1 Smart tracking system
07/07/1993EP0549689A1 Digitized picture play back device and method for playing back digitized pictures.
07/07/1993EP0549688A1 Method of recording picture information, record carrier, and picture retrieval and reproduction device for reading the record carrier.
07/07/1993EP0549684A1 Mechanism for controlling presentation of displayed picture.
07/07/1993CN1074072A Method and apparatus for secure transmission of video signals
07/06/1993US5226177 Real-time wireless audience response system
07/06/1993US5226175 Technique for representing sampled images
07/06/1993US5226093 Motion vector detection and band compression apparatus
07/06/1993US5226082 Variable length decoder
07/06/1993US5225914 Image reading apparatus
07/06/1993US5225910 Adaptive operation type low noise television system
07/06/1993US5225909 Video signal reproducing system
07/06/1993US5225907 Television signal scan conversion system with reduced noise sensitivity
07/06/1993US5225906 Circuit for image signal transmission and reception by adaptive modulation and a method therefor
07/06/1993US5225904 Adaptive digital video compression system
07/06/1993US5225902 Automatic frequency selection in a bi-directional cable television system
07/06/1993US5225863 Remotely operated camera system with battery recharging system
07/06/1993US5225832 High speed variable length decoder
07/01/1993DE4244563A1 Priority decision method for European HDTV coding system - reconstructing motion estimates for blocks of original picture after reduction in number or size
07/01/1993DE4244427A1 Computer interconnection system for data flow control - has circuits in receiving unit to select next in numerical sequence data sets or out of sequence data sets from any other unit
07/01/1993DE4244357A1 Satellite communication system with video signal compensation
07/01/1993DE4244356A1 Bidirectional communication system for stand=alone closed-circuit TV - conveys audio signals from and to remote controllers of cameras mounted on rotary supports for surveillance
07/01/1993DE4243958A1 Circuit for reception of TV audio multiplex signal - includes two FM discriminators for output from mixer delivering frequencies irrespective of multiplex carrier signal pairs
07/01/1993DE4143179A1 Noise redn. in motion detector for video signals - median filtering before suppression of below-threshold amplitudes and beyond-cut=off frequencies from detector output
07/01/1993DE4136636A1 Image signal encoder for data-reduced transmission of moving images - uses block encoding of image zones not qualifying for object-oriented encoding
06/1993
06/30/1993EP0549471A1 Motion detection and estimation apparatus and method thereof
06/30/1993EP0549470A1 Variable length-adaptive image data compression method and apparatus
06/30/1993EP0549436A1 Moving body camera
06/30/1993EP0549247A1 Sync detector
06/30/1993EP0549238A2 Transmitting and receiving system for high-efficiency coding of a composite television signal
06/30/1993EP0549178A2 Logistical support apparatus for weapons vehicles
06/30/1993EP0549169A1 Method and apparatus for tagging video frames
06/30/1993EP0549129A1 Feeder switch for a bidirectional cable television system
06/30/1993EP0549108A1 Digital video signal switching with data rate conversion
06/30/1993EP0549009A1 Signal to density mapping with controlled contrast
06/30/1993EP0548917A1 Sample rate converter circuit for image data
06/30/1993EP0548886A2 Motion detection circuit
06/30/1993EP0548844A2 Satellite broadcasting reception system
06/30/1993EP0548597A1 Method and system of delivering multimedia information to a user
06/30/1993EP0548430A1 Signal encoding and decoding apparatus
06/30/1993EP0548425A1 Electronic accident estimating system
06/30/1993EP0548332A1 Indication of the over-exposed regions of an image
06/30/1993EP0548286A1 User interface for television schedule system
06/30/1993EP0548205A1 Reception of orthogonal frequency division multiplexed signals
06/30/1993EP0548131A1 Process, coder and decoder for digital transmission and/or recording of component-coded colour-tv signals.
06/30/1993CN1021497C Apparatus and method for converting pictures or images into video signals
06/29/1993US5224172 For detecting an irregular condition on a package
06/29/1993US5224161 Method of scrambling and of unscrambling composite video signals, and device for implementation
06/29/1993US5224141 Fluoroscopic method with reduced x-ray dosage
06/29/1993US5224087 Apparatus for recording compressed digital information to an optical disc
06/29/1993US5224062 Method and apparatus for fast implementation of inverse discrete cosine transform in a digital image processing system using optimized lookup tables
06/29/1993US5223949 Coding means for a signal processing system
06/29/1993US5223944 Method and apparatus for transmitting video signals during first and second portions thereof
06/29/1993US5223932 Dynamic offset to increase the range of digitization of video images