JP2726668B2 - ドップラー・ソナー速度測定システム - Google Patents

ドップラー・ソナー速度測定システム

Info

Publication number
JP2726668B2
JP2726668B2 JP62336719A JP33671987A JP2726668B2 JP 2726668 B2 JP2726668 B2 JP 2726668B2 JP 62336719 A JP62336719 A JP 62336719A JP 33671987 A JP33671987 A JP 33671987A JP 2726668 B2 JP2726668 B2 JP 2726668B2
Authority
JP
Japan
Prior art keywords
data
value
speed
pulse
output
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 - Lifetime
Application number
JP62336719A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63241485A (ja
Inventor
アール・アール・リンド
フランシス・シー・ジャーヴィス
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of JPS63241485A publication Critical patent/JPS63241485A/ja
Application granted granted Critical
Publication of JP2726668B2 publication Critical patent/JP2726668B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S15/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
    • 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
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/585—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H03H2021/007—Computation saving measures; Accelerating measures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H03H2021/007—Computation saving measures; Accelerating measures
    • H03H2021/0072—Measures relating to the coefficients
    • H03H2021/0074—Reduction of the update frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP62336719A 1987-01-02 1987-12-28 ドップラー・ソナー速度測定システム Expired - Lifetime JP2726668B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26287A 1987-01-02 1987-01-02
US262 1987-01-02

Publications (2)

Publication Number Publication Date
JPS63241485A JPS63241485A (ja) 1988-10-06
JP2726668B2 true JP2726668B2 (ja) 1998-03-11

Family

ID=21690688

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62336719A Expired - Lifetime JP2726668B2 (ja) 1987-01-02 1987-12-28 ドップラー・ソナー速度測定システム

Country Status (2)

Country Link
JP (1) JP2726668B2 (de)
DE (1) DE3800024C2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2679527B2 (ja) * 1991-09-20 1997-11-19 トヨタ自動車株式会社 対地車速検出装置
DE4216082C2 (de) * 1992-05-15 2000-01-20 Stn Atlas Elektronik Gmbh Verfahren und Vorrichtung zur Korrektur von Geschwindigkeitsmessungen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893076A (en) * 1973-10-18 1975-07-01 Raytheon Co Speed measurement system
US3908116A (en) * 1974-08-16 1975-09-23 Rockwell International Corp Digital data filter

Also Published As

Publication number Publication date
JPS63241485A (ja) 1988-10-06
DE3800024C2 (de) 1997-01-23
DE3800024A1 (de) 1988-07-14

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