CH266788A - Schaltung, die zum Empfangen und Demodulieren frequenzmodulierter Schwingungen eingerichtet ist. - Google Patents

Schaltung, die zum Empfangen und Demodulieren frequenzmodulierter Schwingungen eingerichtet ist.

Info

Publication number
CH266788A
CH266788A CH266788DA CH266788A CH 266788 A CH266788 A CH 266788A CH 266788D A CH266788D A CH 266788DA CH 266788 A CH266788 A CH 266788A
Authority
CH
Switzerland
Prior art keywords
receive
circuit
modulated oscillations
demodulate frequency
demodulate
Prior art date
Application number
Other languages
English (en)
Inventor
Gerard Hepp
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH266788A publication Critical patent/CH266788A/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D55/00—Endless track vehicles
    • B62D55/08—Endless track units; Parts thereof
    • B62D55/18—Tracks
    • B62D55/24—Tracks of continuously flexible type, e.g. rubber belts
    • B62D55/247—Gas filled or inflatable flexible tracks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface 
    • B64C25/38—Alighting gear characterised by elements which contact the ground or similar surface  endless-track type
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J5/00—Manufacture of hollow articles by transferring sheets, produced from fibres suspensions or papier-mâché by suction on wire-net moulds, to couch-moulds
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/22—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of active elements with more than two electrodes to which two signals are applied derived from the signal to be demodulated and having a phase difference related to the frequency deviation, e.g. phase detector
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D5/00—Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Amplifiers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Superheterodyne Receivers (AREA)
CH266788D 1946-12-04 1947-12-02 Schaltung, die zum Empfangen und Demodulieren frequenzmodulierter Schwingungen eingerichtet ist. CH266788A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL129155A NL70135C (de) 1946-12-04 1946-12-04

Publications (1)

Publication Number Publication Date
CH266788A true CH266788A (de) 1950-02-15

Family

ID=38463388

Family Applications (1)

Application Number Title Priority Date Filing Date
CH266788D CH266788A (de) 1946-12-04 1947-12-02 Schaltung, die zum Empfangen und Demodulieren frequenzmodulierter Schwingungen eingerichtet ist.

Country Status (8)

Country Link
US (1) US2662179A (de)
BE (1) BE477825A (de)
CH (1) CH266788A (de)
DE (1) DE821661C (de)
ES (1) ES180723A1 (de)
FR (1) FR956502A (de)
GB (1) GB636375A (de)
NL (1) NL70135C (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE508728A (de) * 1951-01-27
US2888558A (en) * 1954-11-18 1959-05-26 Radio Frequency Lab Inc Frequency shift discriminator
IE49620B1 (en) * 1978-10-26 1985-11-13 Schlumberger Ltd Method and apparatus for measuring thermal neutron characteristics
GB0804252D0 (en) * 2008-03-07 2008-04-16 Pettigrew Archibald M FM delay quadrature detector

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2261288A (en) * 1940-07-29 1941-11-04 United Shoe Machinery Corp Nailing machine
NL60191C (de) * 1940-10-31
US2351240A (en) * 1941-11-13 1944-06-13 Rca Corp Phase and frequency modulation receiver
US2354959A (en) * 1941-11-14 1944-08-01 Philco Radio & Television Corp Amplitude- and frequency-modulation radio receiver
US2472301A (en) * 1944-02-05 1949-06-07 Rca Corp Frequency modulated-amplitude modulated receiver
US2445996A (en) * 1945-01-13 1948-07-27 Philco Corp Frequency modulation detector circuit
US2483195A (en) * 1947-04-28 1949-09-27 Bendix Aviat Corp Frequency and phase modulation detector

Also Published As

Publication number Publication date
BE477825A (de) 1948-06-03
GB636375A (en) 1950-04-26
FR956502A (de) 1950-02-02
US2662179A (en) 1953-12-08
NL70135C (de) 1952-01-15
ES180723A1 (es) 1948-01-01
DE821661C (de) 1951-11-19

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