GB1525141A - Band compression device - Google Patents

Band compression device

Info

Publication number
GB1525141A
GB1525141A GB31716/76A GB3171676A GB1525141A GB 1525141 A GB1525141 A GB 1525141A GB 31716/76 A GB31716/76 A GB 31716/76A GB 3171676 A GB3171676 A GB 3171676A GB 1525141 A GB1525141 A GB 1525141A
Authority
GB
United Kingdom
Prior art keywords
output
input
memory
signals
sample
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
GB31716/76A
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of GB1525141A publication Critical patent/GB1525141A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/2806—Employing storage or delay devices which preserve the pulse form of the echo signal, e.g. for comparing and combining echoes received during different periods

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
GB31716/76A 1975-08-01 1976-07-29 Band compression device Expired GB1525141A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7524148A FR2319905A1 (fr) 1975-08-01 1975-08-01 Dispositif de compression de bande et systeme radar comportant un tel dispositif

Publications (1)

Publication Number Publication Date
GB1525141A true GB1525141A (en) 1978-09-20

Family

ID=9158683

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31716/76A Expired GB1525141A (en) 1975-08-01 1976-07-29 Band compression device

Country Status (7)

Country Link
US (1) US4053840A (enExample)
DE (1) DE2634426C2 (enExample)
FR (1) FR2319905A1 (enExample)
GB (1) GB1525141A (enExample)
IT (1) IT1066246B (enExample)
NL (1) NL181304C (enExample)
SE (1) SE416162B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2136970A (en) * 1983-03-22 1984-09-26 Soletanche Method of and device for obtaining the peak value of a signal and application to a method of and device for determining the hardness of a soil

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4199729A (en) * 1975-03-20 1980-04-22 Compagnie Industrielle des Telecommunications Cit-Aicatel Variable peak detector
GB1570527A (en) * 1976-03-24 1980-07-02 British Comm Corp Ltd Electrical circuit arrangements for monitoring the level of an analogue signal by comparing the levels of earlier and later digital samples thereof
US4183087A (en) * 1978-03-07 1980-01-08 Hughes Aircraft Company Peak deviation sampling
US4295099A (en) * 1979-09-05 1981-10-13 Honeywell Inc. Peak detector
US4313114A (en) * 1980-05-30 1982-01-26 Leupold & Stevens, Inc. Liquid level recorder apparatus and method for storing level differences in memory
US4499548A (en) * 1980-07-02 1985-02-12 Hewlett-Packard Company Data compression apparatus
IL68987A (en) * 1982-08-03 1986-12-31 Motorola Inc Method and apparatus for measuring the strength of a radio frequency signal
US4549311A (en) * 1982-08-03 1985-10-22 Motorola, Inc. Method and apparatus for measuring the strength of a radio signal frequency
DE3233288A1 (de) * 1982-09-08 1984-03-08 Robert Bosch Gmbh, 7000 Stuttgart System zur zeitlichen kompression und/oder expansion von elektrischen signalen
DE3313119A1 (de) * 1983-04-12 1984-10-18 Siemens AG, 1000 Berlin und 8000 München Verfahren zur digitalen tonuebertragung
DE3417304A1 (de) * 1984-05-10 1985-11-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur uebertragung von radarinformation
DE4036546C1 (en) * 1990-11-16 1992-03-26 Rohde & Schwarz Gmbh & Co Kg, 8000 Muenchen, De Data reduction for information signal transmission - stores signal patterns in transmitter and receiver, transmits address of pattern resembling information signal and reads pattern in receiver
AU713458B2 (en) * 1996-03-08 1999-12-02 Koninklijke Philips Electronics N.V. Dictation and transcription apparatus
CN101776747B (zh) * 2010-01-15 2012-07-18 山东大学 基于自适应重采样的雷达信号压缩方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1148472B (de) * 1957-12-11 1963-05-09 Marconi Sounding Device Compan Echolotgeraet zum Messen der Wassertiefe
DE1149415B (de) * 1960-02-18 1963-05-30 Siemens Ag Anordnung zur Frequenzbandkompression von Radarsignalen
DE1162398B (de) * 1961-10-24 1964-02-06 Ibm Verdichter fuer Daten, die aus Bits verschiedener Wertigkeit bestehen
US3378641A (en) * 1965-10-15 1968-04-16 Martin Marietta Corp Redundancy-elimination system for transmitting each sample only if it differs from previously transmitted sample by pre-determined amount
DE2102422A1 (de) * 1971-01-19 1972-08-03 Siemens Ag Verfahren zur Bestimmung von Impulslaufzeiten
GB1485616A (en) * 1973-04-19 1977-09-14 Post Office Apparatus for displaying an extreme value among a succession of digital values and method of testing pulse code modulation equipment using such apparatus
US3932767A (en) * 1973-07-23 1976-01-13 Continental Charter Corporation Filter-discriminator circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2136970A (en) * 1983-03-22 1984-09-26 Soletanche Method of and device for obtaining the peak value of a signal and application to a method of and device for determining the hardness of a soil

Also Published As

Publication number Publication date
NL7608483A (nl) 1977-02-03
SE416162B (sv) 1980-12-01
NL181304B (nl) 1987-02-16
DE2634426A1 (de) 1977-03-10
FR2319905A1 (fr) 1977-02-25
FR2319905B1 (enExample) 1977-12-16
IT1066246B (it) 1985-03-04
SE7608652L (sv) 1977-02-02
DE2634426C2 (de) 1983-12-08
US4053840A (en) 1977-10-11
NL181304C (nl) 1987-07-16

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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

Effective date: 19920729