GB281972A - Improvement on wireless distance finding apparatus - Google Patents

Improvement on wireless distance finding apparatus

Info

Publication number
GB281972A
GB281972A GB1963127A GB1963127A GB281972A GB 281972 A GB281972 A GB 281972A GB 1963127 A GB1963127 A GB 1963127A GB 1963127 A GB1963127 A GB 1963127A GB 281972 A GB281972 A GB 281972A
Authority
GB
United Kingdom
Prior art keywords
note
stevenson
wireless
audible
distance
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
GB1963127A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 BE351282D priority Critical patent/BE351282A/xx
Application filed by Individual filed Critical Individual
Priority to GB1963127A priority patent/GB281972A/en
Publication of GB281972A publication Critical patent/GB281972A/en
Priority to FR654009D priority patent/FR654009A/fr
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
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/16—Systems for determining distance or velocity not using reflection or reradiation using difference in transit time between electrical and acoustic signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
GB1963127A 1927-06-02 1927-06-02 Improvement on wireless distance finding apparatus Expired GB281972A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE351282D BE351282A (instruction) 1927-06-02
GB1963127A GB281972A (en) 1927-06-02 1927-06-02 Improvement on wireless distance finding apparatus
FR654009D FR654009A (fr) 1927-06-02 1928-05-09 Perfectionnement dans les appareils détecteurs de signaux provenant de points éloignés

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1963127A GB281972A (en) 1927-06-02 1927-06-02 Improvement on wireless distance finding apparatus

Publications (1)

Publication Number Publication Date
GB281972A true GB281972A (en) 1927-12-15

Family

ID=10132573

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1963127A Expired GB281972A (en) 1927-06-02 1927-06-02 Improvement on wireless distance finding apparatus

Country Status (3)

Country Link
BE (1) BE351282A (instruction)
FR (1) FR654009A (instruction)
GB (1) GB281972A (instruction)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1217611A3 (en) * 2000-12-19 2004-02-11 Hewlett-Packard Company Device location discovery by sound

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1217611A3 (en) * 2000-12-19 2004-02-11 Hewlett-Packard Company Device location discovery by sound

Also Published As

Publication number Publication date
BE351282A (instruction)
FR654009A (fr) 1929-03-30

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