DE2910263C2 - - Google Patents

Info

Publication number
DE2910263C2
DE2910263C2 DE19792910263 DE2910263A DE2910263C2 DE 2910263 C2 DE2910263 C2 DE 2910263C2 DE 19792910263 DE19792910263 DE 19792910263 DE 2910263 A DE2910263 A DE 2910263A DE 2910263 C2 DE2910263 C2 DE 2910263C2
Authority
DE
Germany
Prior art keywords
devices
signals
delay
signal
switch
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
DE19792910263
Other languages
German (de)
English (en)
Other versions
DE2910263A1 (de
Inventor
Alan Albertson N.Y. Us Broder
Paul North New Hyde Park N.Y. Us Shapiro
Seening Port Washington N.Y. Us Yee
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.)
Unisys Corp
Original Assignee
Sperry 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
Priority to GB7906145A priority Critical patent/GB2042725B/en
Application filed by Sperry Corp filed Critical Sperry Corp
Priority to DE19792910263 priority patent/DE2910263A1/de
Publication of DE2910263A1 publication Critical patent/DE2910263A1/de
Application granted granted Critical
Publication of DE2910263C2 publication Critical patent/DE2910263C2/de
Granted 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/82—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves with means for adjusting phase or compensating for time-lag errors
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DE19792910263 1979-02-21 1979-03-15 Sonar-ziel-winkelverfolgungssystem Granted DE2910263A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB7906145A GB2042725B (en) 1979-02-21 1979-02-21 Sonar detection system
DE19792910263 DE2910263A1 (de) 1979-02-21 1979-03-15 Sonar-ziel-winkelverfolgungssystem

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7906145A GB2042725B (en) 1979-02-21 1979-02-21 Sonar detection system
DE19792910263 DE2910263A1 (de) 1979-02-21 1979-03-15 Sonar-ziel-winkelverfolgungssystem

Publications (2)

Publication Number Publication Date
DE2910263A1 DE2910263A1 (de) 1980-10-02
DE2910263C2 true DE2910263C2 (enrdf_load_stackoverflow) 1987-11-12

Family

ID=25778250

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792910263 Granted DE2910263A1 (de) 1979-02-21 1979-03-15 Sonar-ziel-winkelverfolgungssystem

Country Status (2)

Country Link
DE (1) DE2910263A1 (enrdf_load_stackoverflow)
GB (1) GB2042725B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4115352C1 (en) * 1991-05-10 1992-07-30 Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De Direction finder using separate sensors directed towards target - rapidly ascertains speed of latter using discriminator responding to speed of change in location angle
GB2414800B (en) * 2000-01-27 2006-05-31 Thomson Marconi Sonar Ltd Sonar receiver with low side lobes
DE10353292B3 (de) * 2003-11-14 2005-05-19 Atlas Elektronik Gmbh Verfahren zur Bildung eines Gruppensignals
GB2474461B (en) 2009-10-14 2016-08-31 Thales Holdings Uk Plc Electronic baffling of sensor arrays
US11336998B1 (en) * 2020-12-18 2022-05-17 Zoox, Inc. Direction of arrival estimation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852706A (en) * 1955-06-10 1974-12-03 Bell Telephone Labor Inc Object location system
US3950723A (en) * 1974-02-21 1976-04-13 Westinghouse Electric Corporation Sonar apparatus

Also Published As

Publication number Publication date
DE2910263A1 (de) 1980-10-02
GB2042725B (en) 1983-02-16
GB2042725A (en) 1980-09-24

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: SPERRY CORP., 10104 NEW YORK, N.Y., US

8180 Miscellaneous part 1

Free format text: DER ANMELDER LAUTET RICHTIG SPERRY, CORP., 10104 NEW YORK, N.Y., US

8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee