AT315259B - Sägezahngenerator mit Speicherwirkung - Google Patents

Sägezahngenerator mit Speicherwirkung

Info

Publication number
AT315259B
AT315259B AT813172A AT813172A AT315259B AT 315259 B AT315259 B AT 315259B AT 813172 A AT813172 A AT 813172A AT 813172 A AT813172 A AT 813172A AT 315259 B AT315259 B AT 315259B
Authority
AT
Austria
Prior art keywords
storage effect
sawtooth generator
sawtooth
generator
storage
Prior art date
Application number
AT813172A
Other languages
English (en)
Inventor
Ing Johannes Backwinkel Dipl
Original Assignee
Blaupunkt Werke Gmbh
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 Blaupunkt Werke Gmbh filed Critical Blaupunkt Werke Gmbh
Application granted granted Critical
Publication of AT315259B publication Critical patent/AT315259B/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
    • H03J7/24—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/50—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor
AT813172A 1971-09-22 1972-09-21 Sägezahngenerator mit Speicherwirkung AT315259B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2147228A DE2147228C3 (de) 1971-09-22 1971-09-22 Sägezahngenerator mit Speicherwirkung für einen Sendersuchlauf in Fernsehgeräten

Publications (1)

Publication Number Publication Date
AT315259B true AT315259B (de) 1974-05-27

Family

ID=5820233

Family Applications (1)

Application Number Title Priority Date Filing Date
AT813172A AT315259B (de) 1971-09-22 1972-09-21 Sägezahngenerator mit Speicherwirkung

Country Status (10)

Country Link
US (1) US3789262A (de)
JP (1) JPS4840316A (de)
AT (1) AT315259B (de)
BE (1) BE786819A (de)
BR (1) BR7206517D0 (de)
DE (1) DE2147228C3 (de)
FR (1) FR2149187A5 (de)
IT (1) IT969439B (de)
SE (1) SE375426B (de)
ZA (1) ZA726423B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988596A (en) * 1974-04-01 1976-10-26 Matsushita Electric Industrial Co., Ltd. Voltage memory device
PL89827B1 (de) * 1974-05-06 1976-12-31

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467870A (en) * 1965-02-16 1969-09-16 Trio Corp Automatic frequency sweep apparatus
GB1240144A (en) * 1967-07-11 1971-07-21 Matsushita Electric Industrial Co Ltd Automatic tuning type receivers
US3575661A (en) * 1968-11-05 1971-04-20 Motorola Inc Remote control tuning circuit
US3706041A (en) * 1970-10-20 1972-12-12 Emerson Electric Co Automatic tuning circuit

Also Published As

Publication number Publication date
DE2147228C3 (de) 1980-02-21
BE786819A (fr) 1972-11-16
IT969439B (it) 1974-03-30
JPS4840316A (de) 1973-06-13
DE2147228B2 (de) 1974-03-28
US3789262A (en) 1974-01-29
DE2147228A1 (de) 1973-04-05
FR2149187A5 (de) 1973-03-23
SE375426B (de) 1975-04-14
ZA726423B (en) 1973-06-27
BR7206517D0 (pt) 1973-07-19

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee