Patents
Sitemap › G06 - Computing; Calculating; Counting › G06T - Image data processing or generation, in general › G06T 9 - Image coding, e.g. from bit-mapped to non bit-mapped
Patents for G06T 9 - Image coding, e.g. from bit-mapped to non bit-mapped (26,107)
05/1990
05/08/1990US4924521 Image processing system and method employing combined black and white and gray scale image data
05/08/1990US4924298 Method and apparatus for predictive coding
05/03/1990WO1990004838A1 Method for converting and processing compressed image data in multiple formats
05/01/1990US4922508 Method and apparatus for multiplexed vector quantization
05/01/1990US4922341 Method for scene-model-assisted reduction of image data for digital television signals
05/01/1990US4922340 Method and an apparatus of compressing information content of multilevel digital image data
04/1990
04/25/1990EP0364647A1 Improvement to vector quantizing coder
04/24/1990US4920426 Image coding system coding digital image signals by forming a histogram of a coefficient signal sequence to estimate an amount of information
04/19/1990WO1990004307A1 Tv signal processing device
04/18/1990EP0364261A2 Highly efficient coding apparatus
04/17/1990US4918541 Image processing method and apparatus
04/17/1990US4918540 System for encoding or decoding analog video signals
04/10/1990CA1267721A1 Apparatus for an efficient coding of television signals
04/04/1990EP0361761A2 Digital video encoder
04/04/1990EP0361443A2 Method and system for voice coding based on vector quantization
04/04/1990EP0361384A2 Variable rate coder
04/03/1990US4914508 Method and system for compressing and statistically encoding color video data
03/1990
03/28/1990EP0360670A1 Method for quantizing with a variable threshold with a transform coding for the transmission of picture signals
03/28/1990EP0360502A1 Efficient image signal coding system
03/28/1990EP0360267A2 Processor for process control
03/27/1990US4912668 Mono-dimensional reverse cosine transform computing device
03/20/1990US4910687 Bit gating for efficient use of RAMs in variable plane displays
03/20/1990US4910608 Imagery data compression mechanism employing adaptive vector quantizer
03/20/1990US4910594 Method and apparatus for adaptively compressing a video signal in accordance with the valves of individual pixels
03/20/1990CA1266912A1 Method and apparatus for coding motion image signal
03/07/1990EP0357444A2 Dynamically configurable, demand driven data processing pipeline
03/07/1990EP0357389A2 Output device
03/07/1990EP0357388A2 Image encoding method
03/07/1990EP0357386A2 Image encoding apparatus
03/06/1990US4907276 Fast search method for vector quantizer communication and pattern recognition systems
02/1990
02/28/1990EP0356114A2 Scan conversion of straight lines
02/28/1990EP0356103A2 Scan-conversion process and processor
02/27/1990US4905297 Arithmetic coding encoder and decoder system
02/27/1990US4905002 Delta modulation encoder/decoder method and system
02/21/1990EP0219392B1 Shifting, non-recursive, discrete fourier transform computing device, and its use in a radar system
02/20/1990US4903317 Image processing apparatus
02/20/1990US4903142 Apparatus for processing halftone image
02/20/1990US4903138 Method of and apparatus for eliminating interblock distortion due to compressed image data
02/20/1990US4903128 Method and device for the reduction of noise generated by a digital image encoder/decoder operating by blocks
02/20/1990US4903124 Image information signal transmission apparatus
02/14/1990EP0354373A2 Device for the transmission of video signals
02/13/1990US4901363 System for compressing bi-level data
02/13/1990US4901075 Circuit arrangement for coding a signal
02/06/1990US4899394 Apparatus and method for image compression
01/1990
01/30/1990US4897719 Image pre-processing sub-system
01/30/1990US4897717 Computer-based video compression system
01/30/1990CA1265250A1 Data transmission
01/25/1990WO1990000837A1 Method and apparatus for encoding, decoding and transmitting data in compressed form
01/23/1990US4896364 Method of detecting boundary structures in a video signal
01/16/1990US4894713 Method of coding video signals
01/10/1990EP0350281A1 Method and apparatus for encoding, decoding and transmitting data in compressed form
01/10/1990EP0349677A2 Image coding system
01/09/1990US4893187 Image processing apparatus
01/09/1990US4893184 Arrangement for DPCM-coding with high data rate
01/03/1990EP0349454A1 Method of coding auxiliary data for the reconstruction of an undersampled electronic image
01/03/1990EP0348651A2 Dual density digital image system
01/02/1990US4891643 Arithmetic coding data compression/de-compression by selectively employed, diverse arithmetic coding encoders and decoders
12/1989
12/20/1989EP0346766A1 Blocking artifacts reduction method for video scene coding by means of discrete cosine transformation with a low data rate
12/20/1989EP0346750A2 Device for DPCM coding at a high data rate
12/20/1989EP0346636A2 Method for processing and transmitting a picture sequence
12/20/1989EP0346635A2 Method and device for coding pictures
12/19/1989US4888812 Document image processing system
12/19/1989US4888645 Method for encoding and decoding a digital image
12/19/1989US4888641 Extended definition widescreen television system using plural signal transmission channels
12/12/1989US4887224 Image data processing apparatus capable of high-speed data encoding and/or decoding
12/12/1989US4887151 Encoding apparatus for color image data with block-by-block individual quantizing or individual encoding of luminosity, structure, and color information
12/06/1989EP0344827A1 Method of and apparatus for converting outline data to raster data
12/05/1989US4885636 Block adaptive linear predictive coding with adaptive gain and bias
12/05/1989CA1263756A1 Device for calculating discrete fourier transforms and its application to pulse compressions in a radar system
11/1989
11/29/1989EP0343790A2 Video telecommunication system and method for compressing and decompressing digital colour video data
11/29/1989CN1037625A Extended definition widescreen television system using plural signal transmission channels
11/28/1989US4884224 Method for generating image contour data and apparatus therefor
11/28/1989US4884131 Stereoscopic television system with predictive coding to minimize data bandwidth
11/28/1989US4884127 Apparatus for pre-conditioning auxiliary television signal information
11/22/1989CN1037439A Widescreen television signal processing system with center and side panel image resolution uniformity
11/22/1989CN1037412A Method for compressing font data
11/21/1989CA1263187A1 Image encoding and synthesis
11/15/1989EP0341819A2 Boundary tracing method and system
11/15/1989EP0341272A1 System for producing pixel image data from ccitt encoded pixel data
11/14/1989US4881168 Vector processor with vector data compression/expansion capability
11/14/1989US4881075 Method and apparatus for adaptive data compression
11/02/1989WO1989010676A1 Method and system for decompressing color video encoded data
11/02/1989WO1989010675A1 Method and system for compressing color video data
11/02/1989WO1989010674A1 Video telecommunication system and method for compressing and decompressing digital color video data
11/02/1989WO1989010673A1 Method and system for compressing and decompressing digital color video statistically encoded data
11/02/1989EP0340039A2 Search tree data structure encoding for textual substitution data compression systems
11/02/1989EP0339948A2 Compressing and decompressing digital color video statistically encoded data
11/02/1989EP0339947A2 Method and system for decompressing colour video encoded data
11/02/1989EP0339938A2 Method and system for compressing colour video encoded data
11/02/1989EP0339589A2 Orthogonal transform coding system for image data
10/1989
10/31/1989US4878230 Amplitude-adaptive vector quantization system
10/18/1989EP0337563A1 System for the transmission of video signals with adaptive code word allocation, and also a transmitter and a receiver suitable for the system
10/17/1989US4875090 Information data transmission system
10/12/1989DE3809443A1 Method for correcting picture faults in the digital transmission of reduced-data video signals
10/11/1989EP0336510A2 Predictive still-image encoder
10/11/1989EP0336509A2 Hybrid encoder for video signals
10/11/1989EP0336365A2 Method of and apparatus for eliminating interblock distortion due to compressed image data
10/05/1989WO1989009529A1 Computer-based video compression system
10/04/1989EP0335306A2 Method and device for obtaining in real time the two-dimensional discrete cosine transform
10/03/1989US4872009 Method and apparatus for data compression and restoration
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