FR998924A - Système convertisseur de fréquence - Google Patents

Système convertisseur de fréquence

Info

Publication number
FR998924A
FR998924A FR998924DA FR998924A FR 998924 A FR998924 A FR 998924A FR 998924D A FR998924D A FR 998924DA FR 998924 A FR998924 A FR 998924A
Authority
FR
France
Prior art keywords
frequency converter
converter system
frequency
converter
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.)
BAE Systems Aerospace Inc
Original Assignee
Hazeltine Corp
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 Hazeltine Corp filed Critical Hazeltine Corp
Application granted granted Critical
Publication of FR998924A publication Critical patent/FR998924A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR998924D 1948-11-19 1949-11-04 Système convertisseur de fréquence Expired FR998924A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US277844XA 1948-11-19 1948-11-19

Publications (1)

Publication Number Publication Date
FR998924A true FR998924A (fr) 1952-01-24

Family

ID=21839768

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998924D Expired FR998924A (fr) 1948-11-19 1949-11-04 Système convertisseur de fréquence

Country Status (2)

Country Link
CH (1) CH277844A (fr)
FR (1) FR998924A (fr)

Also Published As

Publication number Publication date
CH277844A (de) 1951-09-15

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