JPS5711026B2 - - Google Patents

Info

Publication number
JPS5711026B2
JPS5711026B2 JP12188774A JP12188774A JPS5711026B2 JP S5711026 B2 JPS5711026 B2 JP S5711026B2 JP 12188774 A JP12188774 A JP 12188774A JP 12188774 A JP12188774 A JP 12188774A JP S5711026 B2 JPS5711026 B2 JP S5711026B2
Authority
JP
Japan
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
JP12188774A
Other versions
JPS5075069A (ja
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 filed Critical
Publication of JPS5075069A publication Critical patent/JPS5075069A/ja
Publication of JPS5711026B2 publication Critical patent/JPS5711026B2/ja
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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system
JP12188774A 1973-10-25 1974-10-22 Expired JPS5711026B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US409522A US3863198A (en) 1973-10-25 1973-10-25 Doppler sonar utilizing period measurement with thresholded receivers

Publications (2)

Publication Number Publication Date
JPS5075069A JPS5075069A (ja) 1975-06-20
JPS5711026B2 true JPS5711026B2 (ja) 1982-03-02

Family

ID=23620864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12188774A Expired JPS5711026B2 (ja) 1973-10-25 1974-10-22

Country Status (11)

Country Link
US (1) US3863198A (ja)
JP (1) JPS5711026B2 (ja)
CA (1) CA1021051A (ja)
DE (1) DE2450350C2 (ja)
ES (1) ES431110A1 (ja)
FR (1) FR2249347B1 (ja)
GB (1) GB1455060A (ja)
IT (1) IT1023127B (ja)
NL (1) NL183058C (ja)
NO (1) NO139620C (ja)
SE (1) SE404847B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58202119A (ja) * 1982-05-19 1983-11-25 Nissan Motor Co Ltd 自動車用置敷きカ−ペツト
JPS6112862Y2 (ja) * 1981-03-31 1986-04-21

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2235374B1 (ja) * 1973-06-28 1977-08-05 Inst Francais Du Petrole
JPS5217064A (en) * 1975-07-30 1977-02-08 Matsushita Electric Ind Co Ltd Vehicle and speed detector unit
US4713665A (en) * 1984-05-14 1987-12-15 Deere & Company Ground speed sensor
US4728954A (en) * 1984-12-20 1988-03-01 Deere & Company Ground velocity sensor with drop-out detection
DE3840109A1 (de) * 1988-11-28 1990-05-31 Deutsch Franz Forsch Inst Verfahren und einrichtung zur bestimmung der frequenz kurzer schwingungspakete elektrischer signale
DE102004006015A1 (de) * 2004-02-06 2005-08-25 Robert Bosch Gmbh Verfahren und Vorrichtung zur Anpassung eines Schwellwertes einer Detektionseinrichtung
US20100207805A1 (en) * 2009-02-19 2010-08-19 Agd Systems Limited Obtaining an indication of a number of moving objects passing speed detection apparatus
US8169853B2 (en) * 2009-08-06 2012-05-01 Unisyn Medical Technologies, Inc. Acoustic system quality assurance and testing
WO2011017646A1 (en) * 2009-08-06 2011-02-10 Unisyn Medical Technologies Acoustic system quality assurance and testing
US8164976B2 (en) * 2009-08-06 2012-04-24 Unisyn Medical Technologies, Inc. Acoustic system quality assurance and testing
US8159900B2 (en) * 2009-08-06 2012-04-17 Unisyn Medical Technologies, Inc. Acoustic system quality assurance and testing

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3795893A (en) * 1971-07-06 1974-03-05 Sperry Rand Corp Doppler speed log

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6112862Y2 (ja) * 1981-03-31 1986-04-21
JPS58202119A (ja) * 1982-05-19 1983-11-25 Nissan Motor Co Ltd 自動車用置敷きカ−ペツト

Also Published As

Publication number Publication date
NL183058C (nl) 1988-07-01
GB1455060A (en) 1976-11-10
NL7413933A (nl) 1975-04-29
SE7413392L (ja) 1975-04-28
SE404847B (sv) 1978-10-30
ES431110A1 (es) 1976-11-01
NO743825L (ja) 1975-05-20
DE2450350A1 (de) 1975-05-15
DE2450350C2 (de) 1983-08-25
FR2249347B1 (ja) 1980-10-17
NO139620C (no) 1991-02-22
CA1021051A (en) 1977-11-15
US3863198A (en) 1975-01-28
NL183058B (nl) 1988-02-01
JPS5075069A (ja) 1975-06-20
NO139620B (no) 1979-01-02
IT1023127B (it) 1978-05-10
FR2249347A1 (ja) 1975-05-23

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