FR2191129B1 - - Google Patents

Info

Publication number
FR2191129B1
FR2191129B1 FR7223488A FR7223488A FR2191129B1 FR 2191129 B1 FR2191129 B1 FR 2191129B1 FR 7223488 A FR7223488 A FR 7223488A FR 7223488 A FR7223488 A FR 7223488A FR 2191129 B1 FR2191129 B1 FR 2191129B1
Authority
FR
France
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
FR7223488A
Other languages
French (fr)
Other versions
FR2191129A1 (enrdf_load_stackoverflow
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.)
Laboratoire Central de Telecommunications SA
Original Assignee
Laboratoire Central de Telecommunications SA
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 Laboratoire Central de Telecommunications SA filed Critical Laboratoire Central de Telecommunications SA
Priority to FR7223488A priority Critical patent/FR2191129B1/fr
Priority to GB3075873A priority patent/GB1433048A/en
Publication of FR2191129A1 publication Critical patent/FR2191129A1/fr
Application granted granted Critical
Publication of FR2191129B1 publication Critical patent/FR2191129B1/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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9323—Alternative operation using light waves
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9324—Alternative operation using ultrasonic waves
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9329—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles cooperating with reflectors or transponders

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR7223488A 1972-06-29 1972-06-29 Expired FR2191129B1 (enrdf_load_stackoverflow)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7223488A FR2191129B1 (enrdf_load_stackoverflow) 1972-06-29 1972-06-29
GB3075873A GB1433048A (en) 1972-06-29 1973-06-28 Electromagnetic wave minimum interval detection means and system using it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7223488A FR2191129B1 (enrdf_load_stackoverflow) 1972-06-29 1972-06-29

Publications (2)

Publication Number Publication Date
FR2191129A1 FR2191129A1 (enrdf_load_stackoverflow) 1974-02-01
FR2191129B1 true FR2191129B1 (enrdf_load_stackoverflow) 1977-07-22

Family

ID=9101040

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7223488A Expired FR2191129B1 (enrdf_load_stackoverflow) 1972-06-29 1972-06-29

Country Status (2)

Country Link
FR (1) FR2191129B1 (enrdf_load_stackoverflow)
GB (1) GB1433048A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0043396A1 (en) * 1980-07-09 1982-01-13 Geoffrey Thomas Burling A distance indicating system
FR2493567A1 (fr) * 1980-10-31 1982-05-07 Seteca Detecteur de proximite
JPH04228330A (ja) * 1990-03-09 1992-08-18 Jose J A Trevijano 車両間赤外線通信装置
CN115857027B (zh) * 2022-10-20 2024-07-23 深达威科技(广东)股份有限公司 一种管道测堵仪

Also Published As

Publication number Publication date
FR2191129A1 (enrdf_load_stackoverflow) 1974-02-01
GB1433048A (en) 1976-04-22

Similar Documents

Publication Publication Date Title
CS161674B2 (enrdf_load_stackoverflow)
JPS4968700U (enrdf_load_stackoverflow)
JPS4942060U (enrdf_load_stackoverflow)
CS162382B1 (enrdf_load_stackoverflow)
CS162642B2 (enrdf_load_stackoverflow)
JPS4979364U (enrdf_load_stackoverflow)
CS163473B1 (enrdf_load_stackoverflow)
CS162188B1 (enrdf_load_stackoverflow)
CS162175B1 (enrdf_load_stackoverflow)
CS162156B1 (enrdf_load_stackoverflow)
CS162126B1 (enrdf_load_stackoverflow)
CS163390B1 (enrdf_load_stackoverflow)
CS162560B1 (enrdf_load_stackoverflow)
CS163497B1 (enrdf_load_stackoverflow)
CS161466B1 (enrdf_load_stackoverflow)
CS161343B1 (enrdf_load_stackoverflow)
CS158846B1 (enrdf_load_stackoverflow)
CS155086B1 (enrdf_load_stackoverflow)
CS154184B1 (enrdf_load_stackoverflow)
CH565970A5 (enrdf_load_stackoverflow)
CH574261A5 (enrdf_load_stackoverflow)
CH586167A5 (enrdf_load_stackoverflow)
CH586278A5 (enrdf_load_stackoverflow)
CH592075A5 (enrdf_load_stackoverflow)
CH592081A5 (enrdf_load_stackoverflow)

Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right
ST Notification of lapse