IT8468039A1 - Process and apparatus for the compression of alphanumeric data. - Google Patents

Process and apparatus for the compression of alphanumeric data.

Info

Publication number
IT8468039A1
IT8468039A1 IT1984A68039A IT6803984A IT8468039A1 IT 8468039 A1 IT8468039 A1 IT 8468039A1 IT 1984A68039 A IT1984A68039 A IT 1984A68039A IT 6803984 A IT6803984 A IT 6803984A IT 8468039 A1 IT8468039 A1 IT 8468039A1
Authority
IT
Italy
Prior art keywords
compression
alphanumeric data
alphanumeric
data
Prior art date
Application number
IT1984A68039A
Other languages
Italian (it)
Other versions
IT8468039A0 (en
IT1180100B (en
Original Assignee
Text Sciences Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Text Sciences Corp filed Critical Text Sciences Corp
Publication of IT8468039A0 publication Critical patent/IT8468039A0/en
Publication of IT8468039A1 publication Critical patent/IT8468039A1/en
Application granted granted Critical
Publication of IT1180100B publication Critical patent/IT1180100B/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/10—Text processing
    • G06F40/12—Use of codes for handling textual entities

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
IT68039/84A 1983-10-19 1984-10-19 PROCEDURE AND EQUIPMENT FOR THE COMPRESSION OF ALPHANUMERIC DATA IT1180100B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54328683A 1983-10-19 1983-10-19

Publications (3)

Publication Number Publication Date
IT8468039A0 IT8468039A0 (en) 1984-10-19
IT8468039A1 true IT8468039A1 (en) 1986-04-19
IT1180100B IT1180100B (en) 1987-09-23

Family

ID=24167358

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68039/84A IT1180100B (en) 1983-10-19 1984-10-19 PROCEDURE AND EQUIPMENT FOR THE COMPRESSION OF ALPHANUMERIC DATA

Country Status (5)

Country Link
EP (1) EP0160672A4 (en)
JP (1) JPS61500345A (en)
CA (1) CA1226369A (en)
IT (1) IT1180100B (en)
WO (1) WO1985001814A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986003039A1 (en) * 1984-11-08 1986-05-22 Datran Corporation Symbolic tokenizer for words and phrases
US4758955A (en) * 1985-07-19 1988-07-19 Carson Chen Hand-held spelling checker and method for reducing redundant information in the storage of textural material
US4949302A (en) * 1986-11-17 1990-08-14 International Business Machines Corporation Message file formation for computer programs
US4843389A (en) * 1986-12-04 1989-06-27 International Business Machines Corp. Text compression and expansion method and apparatus
US5374928A (en) * 1987-05-25 1994-12-20 Megaword International Pty. Ltd. Method of processing a text in order to store the text in memory
US5754847A (en) * 1987-05-26 1998-05-19 Xerox Corporation Word/number and number/word mapping
US5560037A (en) * 1987-12-28 1996-09-24 Xerox Corporation Compact hyphenation point data
US5099426A (en) * 1989-01-19 1992-03-24 International Business Machines Corporation Method for use of morphological information to cross reference keywords used for information retrieval
DE3914589A1 (en) * 1989-05-03 1990-11-08 Bosch Gmbh Robert METHOD FOR REDUCING DATA IN ROAD NAMES
US5325091A (en) * 1992-08-13 1994-06-28 Xerox Corporation Text-compression technique using frequency-ordered array of word-number mappers
CA2125337A1 (en) * 1993-06-30 1994-12-31 Marlin Jay Eller Method and system for searching compressed data
US6023679A (en) * 1994-10-04 2000-02-08 Amadeus Global Travel Distribution Llc Pre- and post-ticketed travel reservation information management system
GB2305746B (en) * 1995-09-27 2000-03-29 Canon Res Ct Europe Ltd Data compression apparatus
AU1082397A (en) * 1995-12-14 1997-07-03 Motorola, Inc. Apparatus and method for storing and presenting text
US6012062A (en) * 1996-03-04 2000-01-04 Lucent Technologies Inc. System for compression and buffering of a data stream with data extraction requirements
US5883906A (en) * 1997-08-15 1999-03-16 Advantest Corp. Pattern data compression and decompression for semiconductor test system
DE19854179A1 (en) * 1998-11-24 2000-05-25 Siemens Ag Character chain compression/expansion method
CA2511952A1 (en) * 2002-12-27 2004-07-15 Nokia Corporation Predictive text entry and data compression method for a mobile communication terminal
DE102008022184A1 (en) * 2008-03-11 2009-09-24 Navigon Ag Method for generating an electronic address database, method for searching an electronic address database and navigation device with an electronic address database
JP6527462B2 (en) * 2013-03-22 2019-06-05 富士通株式会社 Compression device, compression method, recording medium and decompression device
JP2020061641A (en) * 2018-10-09 2020-04-16 富士通株式会社 Encoding program, encoding method, encoding device, decoding program, decoding method, and decoding device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344405A (en) * 1964-09-30 1967-09-26 Ibm Data storage and retrieval system
US3717851A (en) * 1971-03-03 1973-02-20 Ibm Processing of compacted data
GB1516310A (en) * 1974-10-29 1978-07-05 Data Recording Instr Co Information indexing and retrieval processes
US4270182A (en) * 1974-12-30 1981-05-26 Asija Satya P Automated information input, storage, and retrieval system
US4189781A (en) * 1977-01-25 1980-02-19 International Business Machines Corporation Segmented storage logging and controlling
JPS55108075A (en) * 1979-02-09 1980-08-19 Sharp Corp Data retrieval system
US4356549A (en) * 1980-04-02 1982-10-26 Control Data Corporation System page table apparatus
US4358826A (en) * 1980-06-30 1982-11-09 International Business Machines Corporation Apparatus for enabling byte or word addressing of storage organized on a word basis
US4500955A (en) * 1981-12-31 1985-02-19 International Business Machines Corporation Full word coding for information processing

Also Published As

Publication number Publication date
EP0160672A4 (en) 1986-05-12
EP0160672A1 (en) 1985-11-13
WO1985001814A1 (en) 1985-04-25
IT8468039A0 (en) 1984-10-19
IT1180100B (en) 1987-09-23
CA1226369A (en) 1987-09-01
JPS61500345A (en) 1986-02-27

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