Patents for G06T 9 - Image coding, e.g. from bit-mapped to non bit-mapped (26,107) |
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09/20/1988 | US4772889 Device for calculating a discrete fourier transform and its application to pulse compression in a radar system |
09/20/1988 | US4772875 Intrusion detection system |
09/14/1988 | EP0282135A1 Television system in which digitalised picture signals subjected to a transform coding are transmitted from an encoding station to a decoding station |
09/13/1988 | US4771474 Apparatus for processing character or pictorial image data |
09/13/1988 | US4771469 Means and method of representing an object shape by hierarchical boundary decomposition |
09/13/1988 | US4771439 Differential coding circuit with reduced critical path applicable to DPCM |
09/13/1988 | CA1242023A1 Video signal compressing and coding apparatus |
09/07/1988 | EP0224583A4 Apparatus for adapting a digitized signal processing system for block processing with minimal blocking artifacts. |
09/06/1988 | US4769826 Video encoding apparatus |
09/06/1988 | US4769716 Facsimile transmission using enhanced symbol prototypes with precalculated front and back white spaces |
08/31/1988 | EP0280574A2 Method and apparatus for predictive coding |
08/31/1988 | EP0280314A2 Image signal compressing method by vector quantization |
08/31/1988 | EP0280313A2 Method of compressing image signals by vector quantization |
08/24/1988 | EP0279800A2 Method and means for coding and decoding picture information |
08/24/1988 | EP0279157A2 Method and apparatus for simplifying runlength data from scanning of images |
08/24/1988 | EP0279156A2 Apparatus and method for vectorization of incoming scanned image data |
08/23/1988 | US4766499 Method and apparatus for encoding and decoding dither signals for reproduction of the halftone of a picture |
08/16/1988 | CA1240789A1 Image processing system |
08/03/1988 | EP0276603A1 Digital signal coding and transmission method by way of timed selective refreshing of a vectorial quantizer |
08/03/1988 | EP0276306A1 Intrusion detection system |
08/02/1988 | US4761782 Error correction of digital image data by means of image redundancy |
08/02/1988 | CA1240062A1 Encoder with selective indication of compression encoding and decoder therefor |
07/26/1988 | US4760461 Binary data compression and expansion processing apparatus |
07/26/1988 | US4760459 Binary data compression and expansion processing apparatus |
07/26/1988 | CA1239703A1 Method and apparatus for generating a set of signals representing a curve |
07/20/1988 | EP0274861A2 Two-channel coding of digital signals |
07/20/1988 | CN87101244A Pattern processing |
07/12/1988 | US4757383 Method of image signal encoding by orthogonal transformation |
07/06/1988 | CN87108347A 图象显示 Image display |
06/29/1988 | EP0272886A2 Image information processing system |
06/29/1988 | EP0272794A1 Pattern processing |
06/29/1988 | EP0272762A2 Method and system for image coding and display |
06/29/1988 | EP0272505A2 Adaptive graylevel image compression system |
06/28/1988 | US4754492 Method and system for adapting a digitized signal processing system for block processing with minimal blocking artifacts |
06/28/1988 | US4754491 Cosine transform computing devices, and image coding devices and decoding devices comprising such computing devices |
06/28/1988 | US4754487 Picture storage and retrieval system for various limited storage mediums |
06/28/1988 | US4754336 Picture data communication system with scanning pattern change |
06/21/1988 | US4752827 Method and device for the numerical coding of an image, more particularly a television image |
06/14/1988 | US4751587 Image recording and reproducing apparatus using differential data compression and expansion techniques |
06/08/1988 | EP0270405A1 Method and device for the reduction of noise generated by a digital picture coder/decoder which operates in blocks |
06/07/1988 | US4749983 Compression of multilevel signals |
06/02/1988 | WO1988004084A1 Pattern processing |
05/31/1988 | US4748503 Data reduction circuit with a differential pulse code modulator for video signals |
05/31/1988 | US4748443 Method and apparatus for generating data for a skeleton pattern of a character and/or a painted pattern of the character |
05/18/1988 | EP0267581A2 Moving image signal coding system |
05/18/1988 | EP0267579A2 Image coding system capable of monitoring an amount of information by forming a histogram |
05/18/1988 | EP0267571A2 Apparatus for processing halftone image |
05/17/1988 | US4745473 Hybrid image compression system |
05/11/1988 | DE3638127A1 Method for reducing the bit rate |
05/10/1988 | US4743959 High resolution color video image acquisition and compression system |
05/05/1988 | WO1988003346A1 Method and device for reducing the noise generated by a digital image coder/decoder operating by blocks |
05/04/1988 | EP0266049A2 Coding system for reducing redundancy |
05/03/1988 | US4742391 DPCM video signal compression and transmission system and method |
04/26/1988 | CA1235794A1 Inter-frame coding apparatus for video signal |
04/21/1988 | WO1988002975A1 Amplitude-adapted vector quantizer |
04/20/1988 | EP0263950A2 Method for facsimile transmission and compression |
04/20/1988 | CN87106840A Method of and circuit arrangement for bitrute reduction |
04/19/1988 | CA1235533A1 Color video system using data compression and decompression |
04/13/1988 | EP0263584A2 Scan-in polygonal extraction of video images |
04/07/1988 | WO1988000747A3 Intrusion detection system |
04/06/1988 | EP0262555A2 Circuit for the dicrete cosine transform |
04/05/1988 | CA1234914A1 Sync pattern encoding system for data sectors written on a storage medium |
03/30/1988 | EP0261561A1 High resolution color video image aquisition and compression system |
03/29/1988 | US4734767 Encoder capable of faithfully and adaptively encoding a moving image |
03/24/1988 | WO1988002153A1 Curve producing method |
03/24/1988 | DE3631252A1 Method for reducing bit rates |
03/23/1988 | EP0260748A2 Bitrate reduction method and circuitry |
03/23/1988 | EP0260721A1 Method and apparatus for coding motion image signal |
03/23/1988 | EP0260462A2 Arithmetic coding for data compression/de-compression by selectively employed, diverse arithmetic coding encoders and decoders |
03/23/1988 | EP0260461A2 Arithmetic coding encoding and decoding method |
03/16/1988 | EP0259902A1 Coding device with differential pulse code modulation, associated decoding device and transmission system comprising at least such a coding or decoding device |
03/15/1988 | CA1234213A1 Interframe encoding system having a buffer simulator |
03/09/1988 | EP0258367A1 Apparatus for encoding a television signal to be transmitted. |
03/08/1988 | US4730223 Method of converting a digital data signal having a first length into a digital data signal having a second length |
03/01/1988 | US4729034 Method and apparatus for selection of a coding reference line for two-dimensional coding of image data representing screened images |
02/25/1988 | WO1988001414A1 Data decompression using a polynomial computation engine |
02/23/1988 | US4727421 Method of coding picture signal and picture coding/decoding apparatus utilizing the same |
02/23/1988 | US4727354 System for selecting best fit vector code in vector quantization encoding |
02/16/1988 | US4725885 Adaptive graylevel image compression system |
02/16/1988 | US4725815 Method for encoding and decoding a digital image |
02/09/1988 | US4724483 Information compressing method and apparatus |
02/03/1988 | EP0255419A1 Method for extracting and modeling the contours in an image and device for implementing this method |
02/02/1988 | US4723161 Method and arrangement of coding digital image signals utilizing interframe correlation |
02/02/1988 | CA1232356A1 Method for converting a bit map of an image to run a length or run end representation |
01/28/1988 | WO1988000747A2 Intrusion detection system |
01/20/1988 | EP0253326A2 Method and apparatus for encoding and decoding dither signals for reproduction of the halftone of a picture |
01/19/1988 | US4720743 Predictine coding/decoding system for block-formed picture signals |
01/19/1988 | CA1231790A1 High speed image generation of complex solid objects using octree encoding |
01/13/1988 | CN87103561A Image display |
01/12/1988 | US4719451 In a video digital imaging system |
01/05/1988 | US4717962 Method for compressing and reconstructing a data representation of a picture |
12/29/1987 | US4716471 Data decoding apparatus |
12/29/1987 | US4716467 Speed-up method and apparatus for two-dimensional facsimile coding and decoding |
12/23/1987 | DE3620424A1 Hybrid coder |
12/16/1987 | EP0249106A2 Asymmetric rll coding |
12/16/1987 | EP0249086A2 Method and apparatus for encoding/transmitting image |
12/16/1987 | CN87104093A Devices for computing monodimentional cosine transforms and image coding device and decoding device ineluding such computation devices |
12/09/1987 | EP0248729A1 Monodimensional cosine transform calculators and image coding and decoding devices using such calculators |
12/09/1987 | EP0248002A1 Method and apparatus for detecting the most powerfully changed picture areas in a live video signal |
12/09/1987 | CN87101996A Data compression using block list transform |