SE9404278L - Förfarande för bestämning av tidsläget för en periodiskt återkommande signal - Google Patents

Förfarande för bestämning av tidsläget för en periodiskt återkommande signal

Info

Publication number
SE9404278L
SE9404278L SE9404278A SE9404278A SE9404278L SE 9404278 L SE9404278 L SE 9404278L SE 9404278 A SE9404278 A SE 9404278A SE 9404278 A SE9404278 A SE 9404278A SE 9404278 L SE9404278 L SE 9404278L
Authority
SE
Sweden
Prior art keywords
determining
time state
periodic signal
recurring signal
periodic recurring
Prior art date
Application number
SE9404278A
Other languages
Unknown language ( )
English (en)
Other versions
SE503786C2 (sv
Inventor
Olle Hedman
Bo Granstam
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9404278A priority Critical patent/SE503786C2/sv
Priority to DE69518214T priority patent/DE69518214T2/de
Priority to EP95850217A priority patent/EP0716316B1/en
Priority to US08/569,597 priority patent/US5646628A/en
Priority to JP7349420A priority patent/JPH08262127A/ja
Publication of SE9404278L publication Critical patent/SE9404278L/sv
Publication of SE503786C2 publication Critical patent/SE503786C2/sv

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
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
    • G01S7/2926—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods by integration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/08—Speed or phase control by synchronisation signals the synchronisation signals recurring cyclically
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • 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
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2921—Extracting wanted echo-signals based on data belonging to one radar period
    • G01S7/2922—Extracting wanted echo-signals based on data belonging to one radar period by using a controlled threshold
    • 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
    • G01S7/285—Receivers
    • G01S7/295—Means for transforming co-ordinates or for evaluating data, e.g. using computers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/10—Arrangements for initial synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
SE9404278A 1994-12-09 1994-12-09 Förfarande för bestämning av tidsläget för en periodiskt återkommande signal SE503786C2 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9404278A SE503786C2 (sv) 1994-12-09 1994-12-09 Förfarande för bestämning av tidsläget för en periodiskt återkommande signal
DE69518214T DE69518214T2 (de) 1994-12-09 1995-12-05 Verfahren zur Behandlung periodischer Signale
EP95850217A EP0716316B1 (en) 1994-12-09 1995-12-05 Method when treating periodic signals
US08/569,597 US5646628A (en) 1994-12-09 1995-12-08 Method of treating periodic signals
JP7349420A JPH08262127A (ja) 1994-12-09 1995-12-11 周期反復信号の時間位置を決定する方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9404278A SE503786C2 (sv) 1994-12-09 1994-12-09 Förfarande för bestämning av tidsläget för en periodiskt återkommande signal

Publications (2)

Publication Number Publication Date
SE9404278L true SE9404278L (sv) 1996-06-10
SE503786C2 SE503786C2 (sv) 1996-09-02

Family

ID=20396271

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9404278A SE503786C2 (sv) 1994-12-09 1994-12-09 Förfarande för bestämning av tidsläget för en periodiskt återkommande signal

Country Status (5)

Country Link
US (1) US5646628A (sv)
EP (1) EP0716316B1 (sv)
JP (1) JPH08262127A (sv)
DE (1) DE69518214T2 (sv)
SE (1) SE503786C2 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6618458B1 (en) 1999-01-29 2003-09-09 Nec Corporation Method and apparatus for signal receiving synchronization

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2098514A5 (sv) * 1970-07-09 1972-03-10 Thomson Csf
US4106019A (en) * 1972-10-05 1978-08-08 Hughes Aircraft Company Range resolving doppler radar system
US4098191A (en) * 1976-07-09 1978-07-04 Motorola, Inc. Passive optical proximity fuze
US4244029A (en) * 1977-12-12 1981-01-06 Goodyear Aerospace Corporation Digital video correlator
US4267580A (en) * 1979-01-08 1981-05-12 The United States Of America As Represented By The Secretary Of The Navy CCD Analog and digital correlators
US4293856A (en) * 1979-10-26 1981-10-06 Rca Corporation Digital CFAR signal processor for phase coded radars
US4334223A (en) * 1980-06-18 1982-06-08 Sperry Corporation Median detector
US4414641A (en) * 1981-06-01 1983-11-08 The United States Of America As Represented By The Secretary Of The Navy Digital m of n correlation device having increased bit rate
GB2111736B (en) * 1981-11-12 1986-02-12 Standard Telephones Cables Ltd Radar or sonar system
GB2122449B (en) 1982-04-10 1986-10-29 Licentia Gmbh Detecting targets and suppressing clutter in radar
US4566010A (en) * 1982-04-28 1986-01-21 Raytheon Company Processing arrangement for pulse compression radar
US4679210A (en) * 1985-07-18 1987-07-07 Itt Gilfillan, A Division Of Itt Corporation Soft-limited digital pulse compressor
US5218562A (en) * 1991-09-30 1993-06-08 American Neuralogix, Inc. Hamming data correlator having selectable word-length
GB2277853A (en) * 1993-05-07 1994-11-09 Roke Manor Research Signal compression signals

Also Published As

Publication number Publication date
DE69518214D1 (de) 2000-09-07
JPH08262127A (ja) 1996-10-11
DE69518214T2 (de) 2001-03-29
SE503786C2 (sv) 1996-09-02
US5646628A (en) 1997-07-08
EP0716316A1 (en) 1996-06-12
EP0716316B1 (en) 2000-08-02

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Legal Events

Date Code Title Description
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