CH271978A - Appareil de mesure de la durée d'un signal électrique. - Google Patents

Appareil de mesure de la durée d'un signal électrique.

Info

Publication number
CH271978A
CH271978A CH271978DA CH271978A CH 271978 A CH271978 A CH 271978A CH 271978D A CH271978D A CH 271978DA CH 271978 A CH271978 A CH 271978A
Authority
CH
Switzerland
Prior art keywords
duration
measuring
electrical signal
electrical
signal
Prior art date
Application number
Other languages
English (en)
Inventor
Telephone Et Radio S Standard
Original Assignee
Standard Telephone & Radio 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 Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH271978A publication Critical patent/CH271978A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation
    • H04L1/248—Distortion measuring systems
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
    • H03K9/08—Demodulating pulses which have been modulated with a continuously-variable signal of duration- or width-mudulated pulses or of duty-cycle modulated pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Nonlinear Science (AREA)
  • Signal Processing (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
CH271978D 1941-01-24 1947-08-05 Appareil de mesure de la durée d'un signal électrique. CH271978A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB271978X 1941-01-24

Publications (1)

Publication Number Publication Date
CH271978A true CH271978A (fr) 1950-11-30

Family

ID=10255757

Family Applications (1)

Application Number Title Priority Date Filing Date
CH271978D CH271978A (fr) 1941-01-24 1947-08-05 Appareil de mesure de la durée d'un signal électrique.

Country Status (4)

Country Link
US (1) US2419576A (fr)
CH (1) CH271978A (fr)
FR (1) FR933780A (fr)
GB (1) GB582885A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2448399A (en) * 1946-06-01 1948-08-31 Sperry Prod Inc Supersonic inspection
US2591738A (en) * 1949-07-22 1952-04-08 Sperry Corp Cathode-ray tube voltage measuring device
US2769977A (en) * 1950-02-27 1956-11-06 Decca Record Co Ltd Position indicating apparatus for use with radio navigation systems
US2726386A (en) * 1951-11-08 1955-12-06 Melpar Inc Signal discrimination in pulse radar systems
US2921256A (en) * 1954-02-10 1960-01-12 Cleo V Thrower Electrical test circuit

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1983254A (en) * 1930-05-19 1934-12-04 Submarine Signal Co Method and apparatus for distance finding
US1924174A (en) * 1930-05-19 1933-08-29 Submarine Signal Co Means and method of measuring distance
US1960333A (en) * 1932-10-07 1934-05-29 Mont Allen B Du Cathode ray instrument for measuring electrical quantities
US2143035A (en) * 1935-09-30 1939-01-10 Submarine Signal Co Distance measuring apparatus
US2227598A (en) * 1937-07-03 1941-01-07 Sperry Gyroscope Co Inc Radio absolute altimeter
US2286894A (en) * 1938-03-23 1942-06-16 Emi Ltd Circuit arrangement embodying cathode ray oscillographs
US2188970A (en) * 1938-08-26 1940-02-06 Hazeltine Corp Electric timing system
US2243234A (en) * 1938-11-24 1941-05-27 Telefunken Gmbh Wave indication
US2280226A (en) * 1940-05-27 1942-04-21 Floyd A Firestone Flaw detecting device and measuring instrument

Also Published As

Publication number Publication date
US2419576A (en) 1947-04-29
GB582885A (en) 1946-12-02
FR933780A (fr) 1948-04-30

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