SE404847B - Dopplersonarutrustning - Google Patents

Dopplersonarutrustning

Info

Publication number
SE404847B
SE404847B SE7413392A SE7413392A SE404847B SE 404847 B SE404847 B SE 404847B SE 7413392 A SE7413392 A SE 7413392A SE 7413392 A SE7413392 A SE 7413392A SE 404847 B SE404847 B SE 404847B
Authority
SE
Sweden
Prior art keywords
baptism
personal equipment
personal
equipment
baptism personal
Prior art date
Application number
SE7413392A
Other languages
English (en)
Swedish (sv)
Other versions
SE7413392L (no
Inventor
S D Lerner
Original Assignee
Sperry Rand Corp
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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of SE7413392L publication Critical patent/SE7413392L/xx
Publication of SE404847B publication Critical patent/SE404847B/xx

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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transducers For Ultrasonic Waves (AREA)
SE7413392A 1973-10-25 1974-10-24 Dopplersonarutrustning SE404847B (sv)

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
SE7413392L SE7413392L (no) 1975-04-28
SE404847B true SE404847B (sv) 1978-10-30

Family

ID=23620864

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7413392A SE404847B (sv) 1973-10-25 1974-10-24 Dopplersonarutrustning

Country Status (11)

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

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2235374B1 (no) * 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
JPS6112862Y2 (no) * 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
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
WO2011017646A1 (en) * 2009-08-06 2011-02-10 Unisyn Medical Technologies Acoustic system quality assurance and testing
US8159900B2 (en) * 2009-08-06 2012-04-17 Unisyn Medical Technologies, Inc. Acoustic system quality assurance and testing
US8169853B2 (en) * 2009-08-06 2012-05-01 Unisyn Medical Technologies, Inc. Acoustic system quality assurance and testing
US8164976B2 (en) * 2009-08-06 2012-04-24 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

Also Published As

Publication number Publication date
NO743825L (no) 1975-05-20
FR2249347B1 (no) 1980-10-17
DE2450350A1 (de) 1975-05-15
GB1455060A (en) 1976-11-10
NL7413933A (nl) 1975-04-29
FR2249347A1 (no) 1975-05-23
US3863198A (en) 1975-01-28
ES431110A1 (es) 1976-11-01
NO139620B (no) 1979-01-02
JPS5075069A (no) 1975-06-20
CA1021051A (en) 1977-11-15
IT1023127B (it) 1978-05-10
DE2450350C2 (de) 1983-08-25
SE7413392L (no) 1975-04-28
NL183058C (nl) 1988-07-01
JPS5711026B2 (no) 1982-03-02
NL183058B (nl) 1988-02-01
NO139620C (no) 1991-02-22

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