GB1372997A - Dynamic compression of digital signals - Google Patents

Dynamic compression of digital signals

Info

Publication number
GB1372997A
GB1372997A GB5160271A GB5160271A GB1372997A GB 1372997 A GB1372997 A GB 1372997A GB 5160271 A GB5160271 A GB 5160271A GB 5160271 A GB5160271 A GB 5160271A GB 1372997 A GB1372997 A GB 1372997A
Authority
GB
United Kingdom
Prior art keywords
counter
shift register
mantissa
compression factor
register
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB5160271A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RECH ET CONST ELECTRONIQUES SO
Original Assignee
RECH ET CONST ELECTRONIQUES SO
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 RECH ET CONST ELECTRONIQUES SO filed Critical RECH ET CONST ELECTRONIQUES SO
Publication of GB1372997A publication Critical patent/GB1372997A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
GB5160271A 1970-11-06 1971-11-05 Dynamic compression of digital signals Expired GB1372997A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7040038A FR2112726A5 (cg-RX-API-DMAC7.html) 1970-11-06 1970-11-06

Publications (1)

Publication Number Publication Date
GB1372997A true GB1372997A (en) 1974-11-06

Family

ID=9063879

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5160271A Expired GB1372997A (en) 1970-11-06 1971-11-05 Dynamic compression of digital signals

Country Status (3)

Country Link
US (1) US3835456A (cg-RX-API-DMAC7.html)
FR (1) FR2112726A5 (cg-RX-API-DMAC7.html)
GB (1) GB1372997A (cg-RX-API-DMAC7.html)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188611A (en) * 1972-11-07 1980-02-12 United Geophysical Corporation Seismic prospecting system
US3983381A (en) * 1974-12-18 1976-09-28 International Business Machines Corporation Digital automatic gain control circuit
IT1071592B (it) * 1977-03-09 1985-04-10 Olivetti & Co Spa Metodo ed apparecchiatura di registrazione in memoria e visualizzazione di immagini
BE856104A (fr) * 1977-07-05 1977-12-27 G Sojuznoe Konstruktorsko Tekh Ordinateur specialise dans le traitement statistique de l'information
US4879558A (en) * 1986-12-12 1989-11-07 Sangamo Weston, Inc. Data compression apparatus and method for data recorder with waveform envelope display
US4906995A (en) * 1986-12-12 1990-03-06 Sangamo Weston, Inc. Data compression apparatus and method for data recorder
DE3706791A1 (de) * 1987-03-03 1988-09-15 Thomson Brandt Gmbh Verfahren und schaltungsanordnung zur kompression von datenworten mit hilfe eines skalenfaktors
US5542068A (en) * 1991-12-10 1996-07-30 Microsoft Corporation Method and system for storing floating point numbers to reduce storage space
US6240431B1 (en) * 1998-10-31 2001-05-29 Hewlett-Packard Company Decompression of limited range floating point numbers
US6253222B1 (en) * 1998-10-31 2001-06-26 Hewlett-Packard Company Compression of limited range floating point numbers
US11076462B2 (en) 2019-10-23 2021-07-27 Toshiba Global Commerce Solutions Holdings Corporation Remote counting of serially connected components using a controller

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3555540A (en) * 1966-08-08 1971-01-12 Sds Data Systems Digital-to-analog converter with smooth recovery
US3562504A (en) * 1967-11-08 1971-02-09 Texas Instruments Inc Digital automatic gain control
US3594560A (en) * 1969-01-03 1971-07-20 Bell Telephone Labor Inc Digital expandor circuit
US3685046A (en) * 1970-06-02 1972-08-15 Texaco Inc Seismic playback/monitor system

Also Published As

Publication number Publication date
US3835456A (en) 1974-09-10
DE2155135A1 (de) 1972-08-10
FR2112726A5 (cg-RX-API-DMAC7.html) 1972-06-23
DE2155135B2 (de) 1975-07-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee