CA977045A - Circuit arrangement for increasing the effective capacitance of a capacitor - Google Patents

Circuit arrangement for increasing the effective capacitance of a capacitor

Info

Publication number: CA977045A
Authority: CA; Canada
Prior art keywords: capacitor; increasing; circuit arrangement; effective capacitance; capacitance
Prior art date: 1972-08-29
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

CA179,111A

Other languages

English (en)

Inventor

Jiri Mastner

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.)

BBC Brown Boveri AG Switzerland

Original Assignee

Brown Boveri und Cie AG Switzerland

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.)

1972-08-29

Filing date

1973-08-16

Publication date

1975-10-28

1973-08-16 Application filed by Brown Boveri und Cie AG Switzerland filed Critical Brown Boveri und Cie AG Switzerland

1975-10-28 Application granted granted Critical

1975-10-28 Publication of CA977045A publication Critical patent/CA977045A/en

Status Expired legal-status Critical Current

Links

239000003990 capacitor Substances 0.000 title 1

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/40—Impedance converters
- H03H11/405—Positive impedance converters
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/46—One-port networks
- H03H11/48—One-port networks simulating reactances
- H03H11/483—Simulating capacitance multipliers
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes

CA179,111A 1972-08-29 1973-08-16 Circuit arrangement for increasing the effective capacitance of a capacitor Expired CA977045A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1271972A CH548696A (de)	1972-08-29	1972-08-29	Schaltungsanordnung zur vergroesserung der wirksamen kapazitaet eines kondensators.

Publications (1)

Publication Number	Publication Date
CA977045A true CA977045A (en)	1975-10-28

Family

ID=4385735

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA179,111A Expired CA977045A (en)	1972-08-29	1973-08-16	Circuit arrangement for increasing the effective capacitance of a capacitor

Country Status (10)

Country	Link
US (1)	US3916297A (de)
JP (1)	JPS4960849A (de)
AT (1)	ATA598273A (de)
AU (1)	AU5836473A (de)
CA (1)	CA977045A (de)
CH (1)	CH548696A (de)
DE (1)	DE2246607A1 (de)
FR (1)	FR2198312B3 (de)
GB (1)	GB1444924A (de)
NL (1)	NL7311738A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI914763A0 (fi) *	1991-10-09	1991-10-09	Nokia Mobile Phones Ltd	Kompensering av en spaenningsstyrd olineaer komponent i en radiotelefon.
FR2833432A1 (fr) *	2001-12-11	2003-06-13	Koninkl Philips Electronics Nv	Dispositif de compensation en temperature et appareil electronique comprenant un tel dispositif
US7701303B2 (en) *	2006-12-29	2010-04-20	Infineon Technologies Ag	Oscillator with Darlington nodes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR149642A (de) *	1965-10-12
GB1203961A (en) *	1967-04-21	1970-09-03	Cambridge Consultants	An active capacitance reactance network
US3564441A (en) *	1968-03-04	1971-02-16	United Control Corp	Low-pass active filter
US3551846A (en) *	1968-09-20	1970-12-29	Trw Inc	Electronically tunable resonant circuits
US3702405A (en) *	1971-11-17	1972-11-07	Us Air Force	Electronically variable capacitance
US3831117A (en) *	1972-11-15	1974-08-20	Nasa	Capacitance multiplier and filter synthesizing network

1972
- 1972-08-29 CH CH1271972A patent/CH548696A/de unknown
- 1972-09-22 DE DE19722246607 patent/DE2246607A1/de active Pending
1973
- 1973-07-06 AT AT598273A patent/ATA598273A/de not_active Application Discontinuation
- 1973-07-23 AU AU58364/73A patent/AU5836473A/en not_active Expired
- 1973-08-14 US US388083A patent/US3916297A/en not_active Expired - Lifetime
- 1973-08-16 CA CA179,111A patent/CA977045A/en not_active Expired
- 1973-08-20 FR FR7330125A patent/FR2198312B3/fr not_active Expired
- 1973-08-27 NL NL7311738A patent/NL7311738A/xx unknown
- 1973-08-28 GB GB4047973A patent/GB1444924A/en not_active Expired
- 1973-08-29 JP JP48096276A patent/JPS4960849A/ja active Pending

Also Published As

Publication number	Publication date
GB1444924A (en)	1976-08-04
JPS4960849A (de)	1974-06-13
ATA598273A (de)	1977-06-15
FR2198312A1 (de)	1974-03-29
AU5836473A (en)	1975-01-23
NL7311738A (de)	1974-03-04
DE2246607A1 (de)	1974-03-07
FR2198312B3 (de)	1976-07-30
US3916297A (en)	1975-10-28
CH548696A (de)	1974-04-30

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