| Patents for H03M 7 - Conversion of a code where information is represented by a given sequence or number of digits to a code where the same information is represented by a different sequence or number of digits (33,242) |
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| 08/24/1982 | US4346475 Data transmission system operating on the spread spectrum principle |
| 08/18/1982 | EP0058081A2 Methods and apparatus for encoding binary data |
| 08/18/1982 | EP0057753A1 Method of converting linear PCM words into non-linear PCM words and reversely non-linear PCM words into linear PCM words according to a 13 segments characteristic obeying the A-law |
| 08/17/1982 | CA1129989A1 Method and apparatus for pcm-encoding ntsc color television at sub-nyquist rate |
| 08/11/1982 | EP0057274A2 Digital image data compression apparatus |
| 08/10/1982 | US4344154 Programming sequence for electrically programmable memory |
| 08/10/1982 | US4344005 Power gated decoding |
| 08/03/1982 | US4343023 Magnetic recording and reproduction of digital information |
| 08/03/1982 | CA1129101A1 Decoder having a true and a complement output |
| 07/28/1982 | EP0056402A1 Adaptive reconstruction of information signals in a plural channel system. |
| 07/27/1982 | US4342027 Radix conversion system |
| 07/27/1982 | US4342026 Number conversion apparatus |
| 07/21/1982 | EP0056187A1 Complementary metal-insulator semiconductor memory decoder |
| 07/06/1982 | CA1127310A1 Quantizing process with dynamic allocation of the available bit resources and device for implementing said process |
| 07/06/1982 | CA1127309A1 Optimized digital delta modulation compander having truncation effect error recovery |
| 07/06/1982 | CA1127307A1 .mu.-LAW TO FLOATING POINT CONVERTER |
| 06/29/1982 | US4337458 Data encoding method and system employing two-thirds code rate with full word look-ahead |
| 06/23/1982 | EP0054338A2 Logic circuit using a two-phase MOS technique |
| 06/22/1982 | US4336612 Error correction encoding and decoding system |
| 06/22/1982 | CA1126404A1 Apparatus for generating bi-phase coded characters |
| 06/16/1982 | EP0053958A1 Process for the parallel/series conversion of a digital parallel sequence |
| 06/08/1982 | US4334246 Data decompressor circuit |
| 06/08/1982 | US4334158 Superconducting switch and amplifier device |
| 05/26/1982 | EP0052519A2 Pulse code modulation signal recording and reproducing |
| 05/25/1982 | US4331951 BCD-to-Binary converter |
| 04/27/1982 | US4327379 Hardware implementation of 4-pixel code encoder |
| 04/27/1982 | CA1122712A1 Method for transmitting video signals with the aid of dpc modulation and controlled quantizer |
| 04/27/1982 | CA1122711A1 Method and apparatus for encoding and recovering binary digital data |
| 04/20/1982 | CA1122326A1 Data bit compression system |
| 04/13/1982 | US4325056 BCD To binary converter |
| 04/07/1982 | EP0049039A1 Data processing apparatus for processing sparse vectors |
| 04/06/1982 | US4323974 Method of restoring a picture through estimation |
| 03/24/1982 | EP0048115A1 Decoder circuit utilising Josephson devices |
| 03/17/1982 | EP0047382A2 Adaptive compression encoding of a binary-source symbol string |
| 03/16/1982 | US4320416 Technique for optimally encoding digitally encoded video signals |
| 03/09/1982 | US4319130 Device for the automated digital transcription and processing of quantities and units |
| 03/02/1982 | CA1119303A1 Transmission and/or recording of digital signals |
| 02/24/1982 | EP0046231A1 Process for eliminating the phase error during the reproduction of self-clocking signals, e.g. for a digital audio disc |
| 02/24/1982 | EP0046197A1 FET convolved logic |
| 02/16/1982 | US4316222 Method and apparatus for compression and decompression of digital image data |
| 02/10/1982 | EP0045680A1 Method of transcoding information, and transmission system using such a method |
| 02/09/1982 | US4315252 Apparatus for detecting the relative position of two movable bodies |
| 02/09/1982 | CA1118091A1 Block length multiple plus run length residue codes for run length encoding |
| 02/04/1982 | WO1982000396A1 Adaptive reconstruction of information signals in a plural channel system |
| 02/03/1982 | EP0045075A1 Conversion of linear coded digital signals in non-linear coded digital signals corresponding to the A-law multisegmented characteristic curve |
| 02/02/1982 | US4314362 Power down sequence for electrically programmable memory |
| 01/27/1982 | EP0044436A1 Circuit arrangement for producing indicating signals |
| 01/19/1982 | US4312018 Demodulator in a facsimile system |
| 01/19/1982 | US4311989 Binary converter in particular for transmitters and receivers of reduced redundancy image data |
| 01/05/1982 | US4309694 Zero disparity coding system |
| 12/29/1981 | US4308526 Binary to one of N decoder having a true and a complement output |
| 12/22/1981 | US4307377 Vector coding of computer graphics material |
| 12/10/1981 | WO1981003560A1 Data compression,encryption,and in-line transmission system |
| 12/08/1981 | US4305063 Automatic digital gain ranging system |
| 12/01/1981 | CA1113609A1 Code converters |
| 12/01/1981 | CA1113402A1 Apparatus and method for encoding halftone and line copy data |
| 11/25/1981 | EP0040309A2 A recursively operating information handling system and apparatus for recursively decoding an instantaneous FIFO binary arithmetic number string |
| 11/24/1981 | US4302631 Decimator apparatus for decreasing the word rate of a digital signal of the type employed in digital telephone systems |
| 11/18/1981 | EP0040025A1 Real time data compression/decompression scheme for facsimile transmission system |
| 11/04/1981 | EP0039258A2 Apparatus for the memorisation of logic states of a process |
| 11/03/1981 | CA1111923A1 Store and forward type of text processing unit |
| 10/27/1981 | US4297727 Facsimile apparatus |
| 10/27/1981 | CA1111547A1 Facsimile transmission apparatus with reduced redundancy |
| 10/13/1981 | US4295126 MOS-Binary-to-decimal code converter |
| 10/13/1981 | US4295125 Method and means for pipeline decoding of the high to low order pairwise combined digits of a decodable set of relatively shifted finite number of strings |
| 10/13/1981 | US4295124 Communication method and system |
| 09/15/1981 | US4290051 Device for reducing irrational-base codes to minimal form |
| 09/09/1981 | EP0035326A2 Decoder circuit |
| 08/25/1981 | US4286256 Method and means for arithmetic coding utilizing a reduced number of operations |
| 08/25/1981 | CA1107822A1 System and method of modulation and demodulation for optical fibre digital transmission |
| 08/11/1981 | CA1106975A1 Markov processor for context encoding from given characters and for character decoding from given contexts |
| 08/04/1981 | CA1106503A1 Apparatus for transition between network control and link control |
| 07/28/1981 | US4281391 Number theoretic processor |
| 07/28/1981 | US4281318 Digital-to-digital code converter |
| 07/15/1981 | EP0032107A1 Enciphering and deciphering system |
| 07/14/1981 | CA1105143A1 Parallel analog-to-digital converter |
| 07/08/1981 | EP0031681A2 Decoder circuit |
| 07/08/1981 | EP0031450A1 Digital delta modulation compander |
| 06/30/1981 | US4276544 Code converting circuits |
| 06/30/1981 | US4276485 Monolithic digital semiconductor circuit comprising a plurality of bipolar transistors |
| 06/23/1981 | US4275312 MOS decoder logic circuit having reduced power consumption |
| 06/17/1981 | EP0030437A1 Method and apparatus for compression and decompression of digital image data |
| 06/16/1981 | CA1103373A1 Parallel decoding system and method for converting binary data to video form |
| 06/16/1981 | CA1103355A1 Method for digital ru-length coding with redundance reduction for transmission of binarily coded picture informations |
| 06/16/1981 | CA1103354A1 No translation available |
| 06/10/1981 | EP0030118A2 A decoder circuit |
| 06/10/1981 | EP0029967A2 Apparatus for generating an instantaneous FIFO binary arithmetic code string, apparatus for reconstructing a binary symbol string from such a code string, and a method for recursively encoding, and a method for recursively decoding, an instantaneous FIFO binary arithmetic number string |
| 06/09/1981 | US4272648 Gain control apparatus for digital telephone line circuits |
| 06/09/1981 | CA1102916A1 Sync pattern encoding system for run-length limited codes |
| 06/03/1981 | EP0029490A1 Method of converting linear-coded digital signals into non-linear coded digital signals according to a multiple segment characteristic responding to the A law or the mu law |
| 05/26/1981 | US4270027 Telephone subscriber line unit with sigma-delta digital to analog converter |
| 05/26/1981 | US4270026 Interpolator apparatus for increasing the word rate of a digital signal of the type employed in digital telephone systems |
| 04/29/1981 | EP0027541A1 Mos circuit for the conversion of the code of a binary number into that of the equivalent decimal number |
| 04/28/1981 | US4264974 Optimized digital delta modulation compander having truncation effect error recovery |
| 04/14/1981 | CA1099411A1 Threshold decoder |
| 04/08/1981 | EP0026699A1 Method and device for coding digital data, device for decoding digital data and a transmission system comprising such a device |
| 04/08/1981 | EP0026267A1 Method and apparatus for compressing and decompressing strings of electrical binary data bits |
| 04/07/1981 | US4261043 Coefficient extrapolator for the Haar, Walsh, and Hadamard domains |
| 03/24/1981 | CA1098216A1 Loop decoder for josephson memory arrays |
| 03/17/1981 | US4257069 Data compression apparatus |