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)
03/1984
03/06/1984US4435726 One shot predictor for mixed mode documents
03/06/1984CA1163359A1 Device for following and estimating the local state of picture contours
02/1984
02/14/1984CA1162289A1 Method and apparatus for compression and decompression of digital image data
02/08/1984EP0100262A1 Console for image treatment and manipulation
02/08/1984EP0099971A2 Retro-stroke compression and image generation of script and graphic data employing an information processing system
02/07/1984US4430670 Reconstruction of quantized DPCM or PCM signals
01/1984
01/17/1984US4426731 Character recognition employing compressed image data
01/11/1984EP0097858A2 Vector quantizer
01/10/1984US4425582 Hardware implementation of 2 line/11 element predictor
12/1983
12/13/1983US4420771 Technique for encoding multi-level signals
12/13/1983CA1158763A1 Coded video signal transmitting and receiving system
12/07/1983EP0095560A2 Method for processing image data
11/1983
11/30/1983EP0032899B1 Process and device for determining the contours inside a digitally stored image
11/01/1983US4413251 Method and apparatus for generating a noiseless sliding block code for a (1,7) channel with rate 2/3
10/1983
10/18/1983US4411001 Differential pulse code modulation transmission system
10/18/1983US4410916 Dual mode facsimile coding system and method
10/11/1983US4409621 Method and apparatus for compacting and decompacting character in accordance with a variety of methods
10/05/1983EP0090395A2 Method and apparatus for visual image processing and for sorting corner points in a visual image processing system
07/1983
07/27/1983EP0084270A2 Video bandwidth reduction system employing interframe block differencing and transform domain coding
07/19/1983US4394774 Digital video compression system and methods utilizing scene adaptive coding with rate buffer feedback
07/13/1983EP0083412A2 Method and apparatus for encoding data
07/13/1983EP0083407A1 Method and apparatus for generating a noiseless sliding block code for a (2,7) channel with rate 1/2
07/06/1983EP0083247A2 Facsimile data converting system
06/1983
06/21/1983CA1148659A1 Code converting circuits
05/1983
05/31/1983US4386366 Adaptive type quantizer
05/24/1983US4385363 Discrete cosine transformer
05/17/1983CA1146473A1 Picture coding and/or decoding equipment
05/04/1983EP0078195A1 Process and system for the differential coding and decoding of data, with limitation of the propagation of transmission errors
05/03/1983US4382286 Method and apparatus for compressing and decompressing strings of electrical digital data bits
04/1983
04/12/1983CA1144650A1 Predictive signal coding with partitioned quantization
03/1983
03/09/1983EP0073309A2 Compression and expansion (quantification) of digital differentially encoded television signals
03/08/1983CA1142639A1 Expansion and compression of television signals by use of differential coding
03/01/1983US4375654 Facsimile vector data compression
02/1983
02/16/1983EP0072117A1 Method and apparatus for transmitting an image
02/16/1983EP0071680A1 Data recording or transmission system using run length limited coding
02/01/1983US4371895 Coded video signal transmitting and receiving system
01/1983
01/26/1983EP0070387A2 Method and apparatus for generating a noiseless sliding block code for a (1,7) channel with rate 2/3
01/18/1983US4369464 Digital video signal encoding and decoding system
01/18/1983US4369463 Gray scale image data compression with code words a function of image history
01/11/1983US4368462 Line follower
12/1982
12/21/1982US4365273 Picture data compressing method
12/15/1982EP0066697A1 A method and system for compressing grey scale image data
12/07/1982US4363103 Device for following and estimating the local state of picture contours
12/07/1982US4363036 Method and apparatus for compressing digital data using non-adaptive predictive techniques
11/1982
11/23/1982US4360840 Real time data compression/decompression scheme for facsimile transmission system
11/03/1982EP0063990A1 Method for image transmission with reduced data rate; transmission system for executing this method
10/1982
10/19/1982US4355306 Dynamic stack data compression and decompression system
10/12/1982US4354057 Predictive signal coding with partitioned quantization
10/05/1982CA1133129A1 Video player and/or recorder with hadamard transform
09/1982
09/22/1982EP0060694A2 Apparatus and method for compressing digital data
09/07/1982CA1131344A1 Facsimile compression system
08/1982
08/11/1982EP0057274A2 Digital image data compression apparatus
08/10/1982US4344086 Encoder for encoding a multilevel pel signal sequence with probability representative mode codes allotted to prediction error codes for each pel signal and a decoder therefor
08/03/1982CA1129074A1 Television signal coder
06/1982
06/15/1982CA1125907A1 Picture signal coding apparatus
06/08/1982US4334246 Data decompressor circuit
04/1982
04/28/1982EP0050338A1 Picture information processing and storing device
04/28/1982EP0050234A2 Method and apparatus for character preprocessing
04/27/1982US4327379 Hardware implementation of 4-pixel code encoder
04/13/1982US4325085 Method and apparatus for adaptive facsimile compression using a two dimensional maximum likelihood predictor
04/13/1982CA1121902A1 Method for improving print quality of coarse- scan/fine-print character reproduction
03/1982
03/31/1982EP0048625A1 Printer interface unit with data transformation
03/30/1982CA1121056A1 Character generating method and apparatus
03/09/1982US4319267 Picture coding and/or decoding equipment
03/02/1982US4318080 Data processing system utilizing analog memories having different data processing characteristics
02/1982
02/16/1982US4316222 Method and apparatus for compression and decompression of digital image data
02/09/1982CA1118091A1 Block length multiple plus run length residue codes for run length encoding
12/1981
12/22/1981US4307420 Motion-compensated interframe coding system
12/22/1981US4307377 Vector coding of computer graphics material
12/01/1981CA1113402A1 Apparatus and method for encoding halftone and line copy data
11/1981
11/24/1981US4302775 Digital video compression system and methods utilizing scene adaptive coding with rate buffer feedback
11/18/1981EP0040025A1 Real time data compression/decompression scheme for facsimile transmission system
11/10/1981CA1112366A1 Apparatus for analog to digital conversion
10/1981
10/27/1981US4297727 Facsimile apparatus
10/27/1981CA1111547A1 Facsimile transmission apparatus with reduced redundancy
10/15/1981WO1981002942A1 Predictive signals coding with partitioned quantization
10/13/1981CA1110547A1 System for generating line drawing of a scanned image
09/1981
09/29/1981US4292651 Expansion and compression of television signals by use of differential coding
09/08/1981US4288782 High speed character matcher and method
09/08/1981CA1108750A1 High speed predictive encoding and decoding system for television video signals
07/1981
07/28/1981US4281344 Video interframe transform coding technique
07/28/1981US4281312 System to effect digital encoding of an image
07/28/1981CA1106055A1 Method for transmitting a facsimile signal by sequential edge differential coding
07/21/1981CA1105620A1 Character generating method and apparatus
07/21/1981CA1105619A1 Character generating method and apparatus
07/14/1981US4278996 Technique for encoding pictorial information
06/1981
06/30/1981US4276544 Code converting circuits
06/17/1981EP0030437A1 Method and apparatus for compression and decompression of digital image data
06/16/1981CA1103373A1 Parallel decoding system and method for converting binary data to video form
06/16/1981CA1103355A1 Method for digital ru-length coding with redundance reduction for transmission of binarily coded picture informations
05/1981
05/26/1981US4270148 Facsimile transmission apparatus
05/19/1981US4268861 Image coding
04/1981
04/08/1981EP0026267A1 Method and apparatus for compressing and decompressing strings of electrical binary data bits
04/07/1981US4260229 Creating visual images of lip movements
04/07/1981CA1099018A1 Predictive encoder or decoder with selection of one of two or more prediction signals according to prediction error signal amplitudes
03/1981
03/31/1981US4259693 Device for compressing binary signals
03/17/1981US4257069 Data compression apparatus
03/10/1981US4255763 Technique for reducing transmission error propagation in an adaptively predicted DPCM video encoder
03/03/1981US4254438 Coding method for facsimile signal
03/03/1981CA1096971A1 Method and apparatus for form removal from contour compressed image data
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