DE3702169C2 - - Google Patents

Info

Publication number
DE3702169C2
DE3702169C2 DE3702169A DE3702169A DE3702169C2 DE 3702169 C2 DE3702169 C2 DE 3702169C2 DE 3702169 A DE3702169 A DE 3702169A DE 3702169 A DE3702169 A DE 3702169A DE 3702169 C2 DE3702169 C2 DE 3702169C2
Authority
DE
Germany
Prior art keywords
resistor
collector
supply voltage
push
npn transistor
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 - Lifetime
Application number
DE3702169A
Other languages
German (de)
English (en)
Other versions
DE3702169A1 (de
Inventor
Werner 4950 Minden De Popp
Reinhard 4972 Loehne De Finke
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.)
ABB Patent GmbH
Original Assignee
Schoppe & Faeser 4950 Minden De 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 Schoppe & Faeser 4950 Minden De GmbH filed Critical Schoppe & Faeser 4950 Minden De GmbH
Priority to DE19873702169 priority Critical patent/DE3702169A1/de
Publication of DE3702169A1 publication Critical patent/DE3702169A1/de
Application granted granted Critical
Publication of DE3702169C2 publication Critical patent/DE3702169C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H03B5/1206—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 using multiple transistors for amplification
    • H03B5/1221—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 using multiple transistors for amplification the amplifier comprising multiple amplification stages connected in cascade
    • 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
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0092—Measures to linearise or reduce distortion of oscillator characteristics

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
DE19873702169 1987-01-26 1987-01-26 Oszillator Granted DE3702169A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19873702169 DE3702169A1 (de) 1987-01-26 1987-01-26 Oszillator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873702169 DE3702169A1 (de) 1987-01-26 1987-01-26 Oszillator

Publications (2)

Publication Number Publication Date
DE3702169A1 DE3702169A1 (de) 1988-08-04
DE3702169C2 true DE3702169C2 (enrdf_load_html_response) 1991-02-14

Family

ID=6319534

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873702169 Granted DE3702169A1 (de) 1987-01-26 1987-01-26 Oszillator

Country Status (1)

Country Link
DE (1) DE3702169A1 (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10156580B4 (de) * 2001-11-20 2005-08-11 Sie Sensorik Industrie-Elektronik Gmbh Oszillatorschaltungen zur Detektion kleiner Kapazitäten oder Kapazitätsunterschiede zum Einsatz in kapazitiven Sensoren

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL160443C (nl) * 1969-01-30 1979-10-15 Bell Telephone Mfg Oscillatorketen.
DE3136696C2 (de) * 1981-09-16 1985-04-25 Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Oszillatorschaltung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10156580B4 (de) * 2001-11-20 2005-08-11 Sie Sensorik Industrie-Elektronik Gmbh Oszillatorschaltungen zur Detektion kleiner Kapazitäten oder Kapazitätsunterschiede zum Einsatz in kapazitiven Sensoren

Also Published As

Publication number Publication date
DE3702169A1 (de) 1988-08-04

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: ABB PATENT GMBH, 68526 LADENBURG, DE

8339 Ceased/non-payment of the annual fee