FR842418A - Procédé pour le déphasage d'impulsions de très courte durée - Google Patents

Procédé pour le déphasage d'impulsions de très courte durée

Info

Publication number
FR842418A
FR842418A FR842418DA FR842418A FR 842418 A FR842418 A FR 842418A FR 842418D A FR842418D A FR 842418DA FR 842418 A FR842418 A FR 842418A
Authority
FR
France
Prior art keywords
short duration
phase shifting
shifting pulses
pulses
duration
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)
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil 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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR842418A publication Critical patent/FR842418A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0009—Apparatus or processes specially adapted for manufacturing conductors or cables for forming corrugations on conductors or cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
    • B21C37/205—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with annular guides
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Geophysics And Detection Of Objects (AREA)
FR842418D 1938-02-16 1938-02-16 Procédé pour le déphasage d'impulsions de très courte durée Expired FR842418A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR842418T 1938-02-16

Publications (1)

Publication Number Publication Date
FR842418A true FR842418A (fr) 1939-06-12

Family

ID=9311441

Family Applications (1)

Application Number Title Priority Date Filing Date
FR842418D Expired FR842418A (fr) 1938-02-16 1938-02-16 Procédé pour le déphasage d'impulsions de très courte durée

Country Status (4)

Country Link
US (1) US2208422A (fr)
CH (1) CH220878A (fr)
FR (1) FR842418A (fr)
NL (2) NL220878A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767938C (de) * 1940-11-24 1955-03-10 Telefunken Gmbh Anordnung zur Herstellung zweier Impulsreihen mit einstellbarer gegenseitiger Phasenverschiebung

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE472150A (fr) * 1940-02-03
NL72118C (fr) * 1941-03-05
US2421020A (en) * 1941-03-11 1947-05-27 Standard Telephones Cables Ltd Detection of obstacles by electromagnetic waves
BE470448A (fr) * 1942-03-20
BE475753A (fr) * 1942-06-23
US2416089A (en) * 1942-06-26 1947-02-18 Gen Electric Selective pulse amplifier system
US2433369A (en) * 1942-07-24 1947-12-30 Standard Telephones Cables Ltd Antenna system and method of using same
BE479419A (fr) * 1942-08-24
US2438927A (en) * 1942-08-24 1948-04-06 Standard Telephones Cables Ltd Modulation means and method
US2605464A (en) * 1942-11-28 1952-07-29 James R Moore Synchronized pulse-echo detection system
US2624044A (en) * 1943-01-19 1952-12-30 Allen H Schooley Precision range finding apparatus
US2481515A (en) * 1943-03-30 1949-09-13 Sperry Corp Method and apparatus for pulseecho distance measuring
US2948893A (en) * 1943-04-06 1960-08-09 John Robert Page Automatic range indicating system
US2489075A (en) * 1943-04-17 1949-11-22 Gen Electric Pulse echo testing apparatus
US2629867A (en) * 1943-04-17 1953-02-24 Allen H Schooley Range aperturing device
US2512703A (en) * 1943-10-14 1950-06-27 Sperry Corp Radar direction and range indicating apparatus
US2477485A (en) * 1943-11-12 1949-07-26 Gen Electric Pulse echo beacon transponder
US2432516A (en) * 1943-12-30 1947-12-16 Bell Telephone Labor Inc Keyed pulse generator
US2537065A (en) * 1944-04-18 1951-01-09 Sperry Corp Gate generator
US2522367A (en) * 1944-08-05 1950-09-12 Radio Patents Corp Radio distance measuring system
US2483187A (en) * 1944-08-30 1949-09-27 Philco Corp Pulse radio echo distance indicator
US2489852A (en) * 1944-12-04 1949-11-29 Gen Electric Electronic trigger pulse generator
US2591856A (en) * 1944-12-09 1952-04-08 Bell Telephone Labor Inc Pulse echo distance indicator
US2622151A (en) * 1945-08-03 1952-12-16 Conrad H Hoeppner Pulse amplitude discriminator circuit
US2543462A (en) * 1945-10-19 1951-02-27 Conrad L Longmire Pulse equalizer
US2680806A (en) * 1949-12-24 1954-06-08 Du Mont Allen B Lab Inc Noise reducing synchronization circuit
FR1015728A (fr) * 1950-03-30 1952-10-20 Csf Perfectionnements aux appareils à faisceau électronique focalisé, tels que notamment microscopes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767938C (de) * 1940-11-24 1955-03-10 Telefunken Gmbh Anordnung zur Herstellung zweier Impulsreihen mit einstellbarer gegenseitiger Phasenverschiebung

Also Published As

Publication number Publication date
US2208422A (en) 1940-07-16
NL91748C (fr)
CH220878A (fr) 1942-04-30
NL220878A (fr)

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