JPS558358Y2 - - Google Patents

Info

Publication number
JPS558358Y2
JPS558358Y2 JP1975138485U JP13848575U JPS558358Y2 JP S558358 Y2 JPS558358 Y2 JP S558358Y2 JP 1975138485 U JP1975138485 U JP 1975138485U JP 13848575 U JP13848575 U JP 13848575U JP S558358 Y2 JPS558358 Y2 JP S558358Y2
Authority
JP
Japan
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
JP1975138485U
Other languages
Japanese (ja)
Other versions
JPS5252410U (en:Method
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 filed Critical
Priority to JP1975138485U priority Critical patent/JPS558358Y2/ja
Priority to US05/729,680 priority patent/US4063177A/en
Priority to AU18412/76A priority patent/AU497315B2/en
Priority to GB41562/76A priority patent/GB1548211A/en
Priority to CA262,934A priority patent/CA1067153A/en
Priority to DE19762645505 priority patent/DE2645505A1/de
Priority to FR7630335A priority patent/FR2327683A1/fr
Priority to NLAANVRAGE7611233,A priority patent/NL188972C/xx
Publication of JPS5252410U publication Critical patent/JPS5252410U/ja
Application granted granted Critical
Publication of JPS558358Y2 publication Critical patent/JPS558358Y2/ja
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
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1203—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier being a single transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/124—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1296—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the feedback circuit comprising a transformer
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • 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
    • H04B1/0096—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 where a full band is frequency converted into another full band
    • 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
    • H04B1/28—Circuits for superheterodyne receivers the receiver comprising at least one semiconductor device having three or more electrodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/0052—Circuit elements of oscillators including measures to switch the feedback circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/12—Transference of modulation from one carrier to another, e.g. frequency-changing by means of semiconductor devices having more than two electrodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
JP1975138485U 1975-10-09 1975-10-09 Expired JPS558358Y2 (en:Method)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP1975138485U JPS558358Y2 (en:Method) 1975-10-09 1975-10-09
US05/729,680 US4063177A (en) 1975-10-09 1976-10-05 Plural band, single/double conversion radio receiver
GB41562/76A GB1548211A (en) 1975-10-09 1976-10-06 Radio receivers
AU18412/76A AU497315B2 (en) 1975-10-09 1976-10-06 Radio receiver
CA262,934A CA1067153A (en) 1975-10-09 1976-10-07 Plural band, single/double conversion radio receiver
DE19762645505 DE2645505A1 (de) 1975-10-09 1976-10-08 Rundfunkempfaenger
FR7630335A FR2327683A1 (fr) 1975-10-09 1976-10-08 Recepteur d'ondes courtes et d'ondes moyennes
NLAANVRAGE7611233,A NL188972C (nl) 1975-10-09 1976-10-11 Radio-ontvanger.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1975138485U JPS558358Y2 (en:Method) 1975-10-09 1975-10-09

Publications (2)

Publication Number Publication Date
JPS5252410U JPS5252410U (en:Method) 1977-04-14
JPS558358Y2 true JPS558358Y2 (en:Method) 1980-02-25

Family

ID=15223179

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1975138485U Expired JPS558358Y2 (en:Method) 1975-10-09 1975-10-09

Country Status (8)

Country Link
US (1) US4063177A (en:Method)
JP (1) JPS558358Y2 (en:Method)
AU (1) AU497315B2 (en:Method)
CA (1) CA1067153A (en:Method)
DE (1) DE2645505A1 (en:Method)
FR (1) FR2327683A1 (en:Method)
GB (1) GB1548211A (en:Method)
NL (1) NL188972C (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173660B (en) * 1985-03-28 1989-01-25 Multitone Electronics Plc Paging receivers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2245385A (en) * 1940-02-29 1941-06-10 Rca Corp Double heterodyne signal receiving system
US3440545A (en) * 1966-07-11 1969-04-22 Westinghouse Electric Corp Tuning circuits for tuning to at least two separate frequency bands
US3472967A (en) * 1967-01-16 1969-10-14 Bendix Corp Switching means for am/fm/fm stereo radio receiver
US3665507A (en) * 1971-01-04 1972-05-23 Gen Electric Signal processor for reception of amplitude or frequency modulated signals
DE2118496B2 (de) * 1971-04-16 1975-09-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Auskoppelungsschaltung für Mischstufen

Also Published As

Publication number Publication date
NL188972B (nl) 1992-06-16
US4063177A (en) 1977-12-13
FR2327683B1 (en:Method) 1981-11-27
JPS5252410U (en:Method) 1977-04-14
AU1841276A (en) 1978-04-13
GB1548211A (en) 1979-07-04
NL188972C (nl) 1992-11-16
FR2327683A1 (fr) 1977-05-06
CA1067153A (en) 1979-11-27
AU497315B2 (en) 1978-12-07
DE2645505A1 (de) 1977-04-14
NL7611233A (nl) 1977-04-13

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