CA1031423A - Circuit d'emission a porteuse modulee - Google Patents

Circuit d'emission a porteuse modulee

Info

Publication number
CA1031423A
CA1031423A CA195,421A CA195421A CA1031423A CA 1031423 A CA1031423 A CA 1031423A CA 195421 A CA195421 A CA 195421A CA 1031423 A CA1031423 A CA 1031423A
Authority
CA
Canada
Prior art keywords
transmitting circuit
modulated carrier
carrier transmitting
modulated
circuit
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
CA195,421A
Other languages
English (en)
Other versions
CA195421S (en
Inventor
John R. Harrison
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.)
Westinghouse Air Brake Co
Original Assignee
Westinghouse Air Brake 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
Application filed by Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co
Application granted granted Critical
Publication of CA1031423A publication Critical patent/CA1031423A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
CA195,421A 1973-03-23 1974-03-19 Circuit d'emission a porteuse modulee Expired CA1031423A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US344185A US3906349A (en) 1973-03-23 1973-03-23 Modulated carrier transmitting circuit

Publications (1)

Publication Number Publication Date
CA1031423A true CA1031423A (fr) 1978-05-16

Family

ID=23349419

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,421A Expired CA1031423A (fr) 1973-03-23 1974-03-19 Circuit d'emission a porteuse modulee

Country Status (2)

Country Link
US (1) US3906349A (fr)
CA (1) CA1031423A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4283790A (en) * 1979-05-31 1981-08-11 Sperry Corporation Transistorized modulator for pulse radar
US4728063A (en) * 1986-08-07 1988-03-01 General Signal Corp. Railway signalling system especially for broken rail detection
JP3362672B2 (ja) * 1998-07-30 2003-01-07 日本電気株式会社 Ａｓｋ変調装置及びａｓｋ変調方法
DE10151779A1 (de) * 2001-10-19 2003-05-08 Philips Corp Intellectual Pty Verfahren zum Lokalisieren eines Gegenstandes in einer MR-Apparatur sowie Katheter und MR-Apparatur zur Durchführung des Verfahrens

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2401619A (en) * 1940-12-24 1946-06-04 Rca Corp Pulse signaling system
US3202939A (en) * 1961-12-29 1965-08-24 Bell Telephone Labor Inc Balanced transistor translating network
US3626417A (en) * 1969-03-07 1971-12-07 Everett A Gilbert Hybrid frequency shift-amplitude modulated tone system
US3644832A (en) * 1970-09-28 1972-02-22 Gen Electric Power control circuit
US3667049A (en) * 1970-10-30 1972-05-30 Acrodyne Ind Inc Radio frequency pulse transmitter

Also Published As

Publication number Publication date
US3906349A (en) 1975-09-16

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