FR934011A - Perfectionnements aux systèmes de signalisation et appareils pour leur mise en oeuvre - Google Patents

Perfectionnements aux systèmes de signalisation et appareils pour leur mise en oeuvre

Info

Publication number
FR934011A
FR934011A FR934011DA FR934011A FR 934011 A FR934011 A FR 934011A FR 934011D A FR934011D A FR 934011DA FR 934011 A FR934011 A FR 934011A
Authority
FR
France
Prior art keywords
implementation
devices
signaling systems
signaling
systems
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
Other languages
English (en)
French (fr)
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.)
Submarine Signal Co
Original Assignee
Submarine Signal Co
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 US619335A external-priority patent/US2559905A/en
Application filed by Submarine Signal Co filed Critical Submarine Signal Co
Application granted granted Critical
Publication of FR934011A publication Critical patent/FR934011A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • 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
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR934011D 1945-09-29 1946-09-28 Perfectionnements aux systèmes de signalisation et appareils pour leur mise en oeuvre Expired FR934011A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US619335A US2559905A (en) 1945-09-29 1945-09-29 Electric impulse handling system
US14779A US2648060A (en) 1945-09-29 1948-03-13 Coded impulse responsive secret signaling system

Publications (1)

Publication Number Publication Date
FR934011A true FR934011A (fr) 1948-05-10

Family

ID=26686509

Family Applications (1)

Application Number Title Priority Date Filing Date
FR934011D Expired FR934011A (fr) 1945-09-29 1946-09-28 Perfectionnements aux systèmes de signalisation et appareils pour leur mise en oeuvre

Country Status (4)

Country Link
US (1) US2648060A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR934011A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB651453A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL129550C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2938202A (en) * 1955-05-03 1960-05-24 Motorola Inc Distance measuring apparatus
US3047857A (en) * 1955-11-30 1962-07-31 Charles W Rockett Emergency indicator alarm
US3302196A (en) * 1957-08-02 1967-01-31 Edward G Mccoy Emergency alarm circuit for use with aircraft detection and recognition systems
US3937880A (en) * 1957-12-05 1976-02-10 The United States Of America As Represented By The Secretary Of The Army Magnetic disc coder-decoder
US3044028A (en) * 1958-04-23 1962-07-10 Harris Transducer Corp Magnetic circuit element transducer
US3192504A (en) * 1960-06-23 1965-06-29 Gen Electric Detection of long waveshapes in automatic symbol reader
US3171108A (en) * 1960-11-23 1965-02-23 Mackeen John Crerar Valuable protection system
US3271515A (en) * 1963-01-28 1966-09-06 Ibm Electronic handwriting detection and display apparatus
US7340918B1 (en) * 2005-11-08 2008-03-11 The United States Of America As Represented By The Secretary Of The Navy Magnetostrictive drive of refrigeration systems

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2134716A (en) * 1936-10-20 1938-11-01 Gunn Ross Measuring speed and distance by radiant energy
US2361437A (en) * 1940-12-24 1944-10-31 Rca Corp Pulse signaling system
US2412974A (en) * 1941-08-29 1946-12-24 Int Standard Electric Corp Electric wave communication system
US2425600A (en) * 1942-12-14 1947-08-12 Gen Electric Pulse relay testing system
BE479411A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1943-07-01
US2515178A (en) * 1943-10-12 1950-07-18 Us Army Means for synchronizing detection and interrogation systems
BE473180A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1943-10-26
US2444741A (en) * 1943-12-31 1948-07-06 Hazeltine Research Inc Wave-signal translating system
US2415667A (en) * 1944-02-11 1947-02-11 Hazeltine Research Inc Receiver-transmitting arrangement
BE473729A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1944-02-11
US2401094A (en) * 1944-06-23 1946-05-28 Colonial Radio Corp Time delay apparatus
US2537102A (en) * 1944-07-26 1951-01-09 Stokes Irving Radio system for identifying friendly aircraft and the like
US2482544A (en) * 1945-05-02 1949-09-20 Us Sec War Pulse code operated electronic range indicator

Also Published As

Publication number Publication date
US2648060A (en) 1953-08-04
GB651453A (en) 1951-04-04
NL129550C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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