CH547038A - Schaltungsanordnung zur daempfung von wechselstromsignalen. - Google Patents

Schaltungsanordnung zur daempfung von wechselstromsignalen.

Info

Publication number: CH547038A
Authority: CH; Switzerland
Prior art keywords: attenuating; signals; circuit arrangement; arrangement; circuit
Prior art date: 1971-12-20

Application number

CH1857972A

Other languages

English (en)

Original Assignee

Ericsson Telefon Ab L M

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.)

1971-12-20

Filing date

1972-12-20

Publication date

1974-03-15

1972-12-20 Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M

1974-03-15 Publication of CH547038A publication Critical patent/CH547038A/de

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

CH1857972A 1971-12-20 1972-12-20 Schaltungsanordnung zur daempfung von wechselstromsignalen. CH547038A (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
CH547038A true CH547038A (de)	1974-03-15

Family

ID=20301979

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1857972A CH547038A (de)	1971-12-20	1972-12-20	Schaltungsanordnung zur daempfung von wechselstromsignalen.

Country Status (7)

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

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

1971
- 1971-12-20 SE SE1627771A patent/SE350891B/xx unknown
1972
- 1972-12-07 DE DE19722259991 patent/DE2259991C3/de not_active Expired
- 1972-12-12 NL NL7216846A patent/NL184139C/xx active Search and Examination
- 1972-12-19 GB GB5863072A patent/GB1405660A/en not_active Expired
- 1972-12-19 FR FR7245260A patent/FR2165610A5/fr not_active Expired
- 1972-12-20 CH CH1857972A patent/CH547038A/de not_active IP Right Cessation
- 1972-12-20 IT IT3325672A patent/IT972640B/it active

Also Published As

Publication number	Publication date
DE2259991A1 (de)	1973-07-05
GB1405660A (en)	1975-09-10
FR2165610A5 (de)	1973-08-03
NL184139C (nl)	1989-04-17
DE2259991C3 (de)	1974-10-31
DE2259991B2 (de)	1974-04-04
SE350891B (de)	1972-11-06
IT972640B (it)	1974-05-31
NL7216846A (de)	1973-06-22

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Legal Events

Date	Code	Title	Description
1993-02-26	PL	Patent ceased