DE2259991C3 - Schaltungsanordnung zur Dämpfung von Wechselstromsignalen - Google Patents

Schaltungsanordnung zur Dämpfung von Wechselstromsignalen

Info

Publication number
DE2259991C3
DE2259991C3 DE19722259991 DE2259991A DE2259991C3 DE 2259991 C3 DE2259991 C3 DE 2259991C3 DE 19722259991 DE19722259991 DE 19722259991 DE 2259991 A DE2259991 A DE 2259991A DE 2259991 C3 DE2259991 C3 DE 2259991C3
Authority
DE
Germany
Prior art keywords
diode
control
feedback loop
input
damping
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
DE19722259991
Other languages
German (de)
English (en)
Other versions
DE2259991A1 (de
DE2259991B2 (de
Inventor
Ove Lofter Goeteborg Bjoern (Schweden)
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE2259991A1 publication Critical patent/DE2259991A1/de
Publication of DE2259991B2 publication Critical patent/DE2259991B2/de
Application granted granted Critical
Publication of DE2259991C3 publication Critical patent/DE2259991C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/24—Frequency- independent attenuators
    • H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
    • H03H7/253—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes

Landscapes

  • Amplifiers (AREA)
  • Attenuators (AREA)
  • Networks Using Active Elements (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Exhaust Gas After Treatment (AREA)
DE19722259991 1971-12-20 1972-12-07 Schaltungsanordnung zur Dämpfung von Wechselstromsignalen Expired DE2259991C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1627771A SE350891B (enExample) 1971-12-20 1971-12-20

Publications (3)

Publication Number Publication Date
DE2259991A1 DE2259991A1 (de) 1973-07-05
DE2259991B2 DE2259991B2 (de) 1974-04-04
DE2259991C3 true DE2259991C3 (de) 1974-10-31

Family

ID=20301979

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722259991 Expired DE2259991C3 (de) 1971-12-20 1972-12-07 Schaltungsanordnung zur Dämpfung von Wechselstromsignalen

Country Status (7)

Country Link
CH (1) CH547038A (enExample)
DE (1) DE2259991C3 (enExample)
FR (1) FR2165610A5 (enExample)
GB (1) GB1405660A (enExample)
IT (1) IT972640B (enExample)
NL (1) NL184139C (enExample)
SE (1) SE350891B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2037514B (en) * 1978-12-13 1982-11-24 Marconi Instruments Ltd Microwave attenuation

Also Published As

Publication number Publication date
NL184139C (nl) 1989-04-17
CH547038A (de) 1974-03-15
IT972640B (it) 1974-05-31
NL7216846A (enExample) 1973-06-22
SE350891B (enExample) 1972-11-06
GB1405660A (en) 1975-09-10
DE2259991A1 (de) 1973-07-05
FR2165610A5 (enExample) 1973-08-03
DE2259991B2 (de) 1974-04-04

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977