CA2124181A1 - Systeme de numerisation acoustique - Google Patents

Systeme de numerisation acoustique

Info

Publication number
CA2124181A1
CA2124181A1 CA002124181A CA2124181A CA2124181A1 CA 2124181 A1 CA2124181 A1 CA 2124181A1 CA 002124181 A CA002124181 A CA 002124181A CA 2124181 A CA2124181 A CA 2124181A CA 2124181 A1 CA2124181 A1 CA 2124181A1
Authority
CA
Canada
Prior art keywords
acoustic
receivers
indicator
point
receiver
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.)
Abandoned
Application number
CA002124181A
Other languages
English (en)
Inventor
Ian R. Gilchrist
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.)
Cyber Scientific Inc
Original Assignee
Cyber Scientific Inc
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 claimed from US07/412,885 external-priority patent/US4991148A/en
Application filed by Cyber Scientific Inc filed Critical Cyber Scientific Inc
Publication of CA2124181A1 publication Critical patent/CA2124181A1/fr
Abandoned legal-status Critical Current

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
CA002124181A 1989-09-26 1990-09-04 Systeme de numerisation acoustique Abandoned CA2124181A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/412,885 1989-09-26
US07/412,885 US4991148A (en) 1989-09-26 1989-09-26 Acoustic digitizing system
CA002024527A CA2024527C (fr) 1989-09-26 1990-09-04 Systeme numerique de localisation acoustique

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002024527A Division CA2024527C (fr) 1989-09-26 1990-09-04 Systeme numerique de localisation acoustique

Publications (1)

Publication Number Publication Date
CA2124181A1 true CA2124181A1 (fr) 1991-03-27

Family

ID=25674287

Family Applications (2)

Application Number Title Priority Date Filing Date
CA002124181A Abandoned CA2124181A1 (fr) 1989-09-26 1990-09-04 Systeme de numerisation acoustique
CA002124180A Abandoned CA2124180A1 (fr) 1989-09-26 1990-09-04 Systeme de numerisation acoustique

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA002124180A Abandoned CA2124180A1 (fr) 1989-09-26 1990-09-04 Systeme de numerisation acoustique

Country Status (1)

Country Link
CA (2) CA2124181A1 (fr)

Also Published As

Publication number Publication date
CA2124180A1 (fr) 1991-03-27

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Legal Events

Date Code Title Description
FZDE Dead