Patents for H04N 7 - Television systems (274,023)
06/1993
06/09/1993EP0474677A4 Television program selection
06/09/1993DE4241131A1 Signal encoder selecting suitable signal transformation - selects output from parallel connected transformation unit having greatest measured energy and encodes
06/09/1993DE4140029A1 Reducing TV signal tone carrier frequency amplitude - splitting input signal into two partial TV signals and subjecting to modification before recombining to obtain cable TV signal
06/09/1993DE4139129A1 Fernsehgeraet zur textwiedergabe TV for reproducing text
06/09/1993CN2135887Y Cable television thunder-proof subscriber box
06/09/1993CN2135884Y Integral satellite television receiving and transmission machine
06/09/1993CN1021185C TV receiver
06/08/1993US5218714 CATV repeating amplifier circuitry
06/08/1993US5218650 Quantization method for use in image compression
06/08/1993US5218649 Image enhancement system
06/08/1993US5218627 Decentralized video telecommunication system
06/08/1993US5218623 Method and apparatus for specifying slice planes in x-ray computed tomography
06/08/1993US5218622 System of encoding digital signals intended for transmission and/or storage and a corresponding decoding system
06/08/1993US5218563 Data round-off device for rounding-off m-bit digital data into (m-n)-bit digital data
06/08/1993US5218561 Fast calculation apparatus for carrying out a forward and an inverse transform
06/08/1993US5218455 Multiresolution digital imagery photofinishing system
06/08/1993US5218454 Apparatus for improved recording of signals having video and audio components
06/08/1993US5218437 Signal separator for separating teletext bit sequences from a broadcast television signal
06/08/1993US5218436 Processing circuit for a plurality of different TV signals
06/08/1993US5218435 Digital advanced television systems
06/08/1993US5218433 Real time scanning device signal processing circuit including color signal and blanking signal generating circuits
06/08/1993US5218431 Raster image lossless compression and decompression with dynamic color lookup and two dimensional area encoding
06/08/1993US5218429 High-definition television signal converter
06/08/1993CA1318970C Motion estimator
06/08/1993CA1318969C Encoding of a picture signal in consideration of contrast in each picture and decoding corresponding to the encoding
06/07/1993CA2084453A1 Method and apparatus for tagging video frames
06/03/1993DE4139403A1 Abtastungsanzeigegeraet Abtastungsanzeigegeraet
06/03/1993DE4139060A1 Selectively encoded recording and reproduction of information, primarily for entertainment machines - entering individual identifiers to enable both encoding and decoding
06/03/1993DE4138979A1 Shape parameter encoder for object-oriented image signal encoding - encodes contour lines repeatedly using defined support points and requires less data for parameter transfer
06/03/1993DE4138936A1 Reducing effect of quantising noise for digital analog signal transmission etc. - applying auxiliary signal as sine signal not affecting analog signal prior to digitising
06/02/1993EP0544500A1 Frequency stabilizing circuit used for a pulse modulator for an image signal including a synchronous signal
06/02/1993EP0544451A1 A communication bus
06/02/1993EP0544356A2 Device for performing a one-dimensional forward transformation, and inverse transformation
06/02/1993EP0544258A1 Image data compression method
06/02/1993EP0544122A1 Device for compensating motions in images
06/02/1993EP0544080A2 Picture encoding and/or decoding method and apparatus
06/02/1993EP0543917A1 Method of interpolating the value of a pixel moved a subpixel distance
06/02/1993EP0543915A1 Method of motion compensation and elastic deformation in picture sequences
06/02/1993EP0543848A1 Picture coding, for example for telefax and colour television.
06/02/1993EP0543804A1 Method and apparatus for image data processing.
06/02/1993EP0185692B2 Process for reducing the noticeability of errors in a digital audio signal
06/02/1993CN1072810A Method and apparatus for scrambling and descrambling of video signals with edge fill
06/02/1993CN1021099C Method and apparatus for encrypting and decrypting time domain signal
06/01/1993US5216750 Method of processing signals
06/01/1993US5216719 Subband coding method and encoding/decoding system
06/01/1993US5216712 Recording apparatus
06/01/1993US5216596 Telepathology diagnostic network
06/01/1993US5216518 Image processing method and apparatus for encoding variable-length data
06/01/1993US5216516 Orthogonal transformation arithmetic unit
06/01/1993US5216515 Addressable video feed system
06/01/1993US5216505 Scanning line interpolation circuit
06/01/1993US5216503 Statistical multiplexer for a multichannel image compression system
06/01/1993US5216502 Surveillance systems for automatically recording transactions
06/01/1993US5216501 Apparatus for detecting moving and unmoving regions in a moving image using a calculator
06/01/1993US5216500 Simultaneously recording of video image and microscope stage position data
06/01/1993US5216499 Cable select box supplemental signal splitting apparatus
06/01/1993US5216408 Inter-vehicle distance detecting device for automatic tracking of a preceding car
06/01/1993CA1318732C Image processing system for teleconference system
06/01/1993CA1318726C Method and apparatus for detecting innovations in a scene
05/1993
05/27/1993WO1993010638A1 Vector quantization method employing mirrored input vectors to search codebook
05/27/1993WO1993010637A1 Method and apparatus for transforming between fixed-rate and variable rate vector quantized data
05/27/1993WO1993010636A1 Image compression method and apparatus employing distortion adaptive tree search vector quantization
05/27/1993WO1993010635A1 Method and apparatus for low frequency removal in vector quantization
05/27/1993WO1993010634A1 Data compression system
05/27/1993WO1993010633A1 Digital video image coding/decoding process and coder/decoder for carrying out said process
05/27/1993WO1993010632A1 Image compression employing distortion-adaptive tree search vector quantization with avoidance of redundant vector data transmission
05/27/1993WO1993010631A1 Method for selecting reproduction quality of transmitted vector quantized data
05/27/1993WO1993010630A1 In-station television program encoding and monitoring system and method
05/27/1993WO1993010628A1 Motion filter for digital television system
05/27/1993WO1993010627A1 Process for synchronizing the scanning circuit of an image display device
05/27/1993WO1993010624A2 Progressive transmission of vector quantized data
05/27/1993WO1993010606A1 Headend processing for a digital transmission system
05/27/1993WO1993010605A1 Transaction based interactive television system
05/27/1993WO1993010599A1 Apparatus for receiving geostationary satellite
05/27/1993WO1993010518A2 Video/graphics memory system
05/27/1993DE4138517A1 Object oriented coding of image signals for describing moving objects - identifies objects within vision field that have parameters encoded and used in synthesising process
05/27/1993DE4127831A1 Image processing system mounted on moving vehicle, e.g. for aerial photography - has scanner output receiver directly by pre-processing and by memory for on and off line processing
05/27/1993CA2123915A1 Image compressions method and apparatus employing distortion adaptive tree search vector quantization
05/27/1993CA2123914A1 Motion filter for digital television system
05/27/1993CA2123778A1 Headend processing for a digital transmission system
05/26/1993EP0543668A1 Apparatus for receiving scrambled signals and recording method
05/26/1993EP0543629A1 Defect detection
05/26/1993EP0543586A2 Viterbi decoding apparatus
05/26/1993EP0543294A1 Method and apparatus for scrambling and descrambling of video signals with edge fill
05/26/1993EP0543220A1 Method and apparatus for A/D and D/A conversion
05/26/1993EP0543197A2 Multiple serial access memory for use in feedback systems such as motion compensated television
05/26/1993EP0543038A1 Color-under chroma channel encoded with auxiliary signals
05/26/1993CN1072555A Video image processing
05/26/1993CN1072554A Motion video compression system with adaptive bit allocation and quantigation
05/26/1993CN1072553A Apparatus for concealing errors in digital video processing system
05/26/1993CN1072552A High and low line rate compatible tv system
05/26/1993CN1021002C Channel frequency generator for use with multi-frequency output generator
05/25/1993US5214751 Method for the temporal interpolation of images and device for implementing this method
05/25/1993US5214721 Signal encoding and decoding system
05/25/1993US5214720 Image processing method for the detection of the horizon and device for the implementation thereof
05/25/1993US5214718 Scan-in polygonal extraction of video images
05/25/1993US5214694 Scramble signal transmission system for earth station of communication satellite
05/25/1993US5214676 Digital phase detector arrangements
05/25/1993US5214656 Multiplexed coded modulation with unequal error protection
05/25/1993US5214508 Spatial bandwidth testing for digital data-compressed video systems