CA990351A - Circuit arrangement for producing two frequency independent mutually phase shifted output a.c. voltages from two input a.c. voltages - Google Patents

Circuit arrangement for producing two frequency independent mutually phase shifted output a.c. voltages from two input a.c. voltages

Info

Publication number
CA990351A
CA990351A CA144,753A CA144753A CA990351A CA 990351 A CA990351 A CA 990351A CA 144753 A CA144753 A CA 144753A CA 990351 A CA990351 A CA 990351A
Authority
CA
Canada
Prior art keywords
voltages
producing
input
circuit arrangement
phase shifted
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
CA144,753A
Other languages
English (en)
Other versions
CA144753S (en
Inventor
Venkat C. Narayan
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 Germany
Original Assignee
Brown Boveri und Cie AG Germany
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 Brown Boveri und Cie AG Germany filed Critical Brown Boveri und Cie AG Germany
Application granted granted Critical
Publication of CA990351A publication Critical patent/CA990351A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • 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
    • H03H7/18—Networks for phase shifting
    • H03H7/20—Two-port phase shifters providing an adjustable phase shift
CA144,753A 1971-06-15 1972-06-14 Circuit arrangement for producing two frequency independent mutually phase shifted output a.c. voltages from two input a.c. voltages Expired CA990351A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH868771A CH533380A (de) 1971-06-15 1971-06-15 Schaltungsanordnung zur Phasendrehung

Publications (1)

Publication Number Publication Date
CA990351A true CA990351A (en) 1976-06-01

Family

ID=4343547

Family Applications (1)

Application Number Title Priority Date Filing Date
CA144,753A Expired CA990351A (en) 1971-06-15 1972-06-14 Circuit arrangement for producing two frequency independent mutually phase shifted output a.c. voltages from two input a.c. voltages

Country Status (9)

Country Link
US (1) US3775668A (de)
BE (1) BE784774A (de)
CA (1) CA990351A (de)
CH (1) CH533380A (de)
DE (1) DE2132930C2 (de)
GB (1) GB1391504A (de)
IT (1) IT956508B (de)
NL (1) NL7208024A (de)
SE (1) SE379129B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62278813A (ja) * 1986-05-27 1987-12-03 Clarion Co Ltd 移相器
JP2726202B2 (ja) * 1992-08-11 1998-03-11 三菱電機株式会社 移相回路
DE4420377C2 (de) * 1993-09-22 1998-08-27 Hewlett Packard Co Verfahren zum Erzeugen von Quadratursignalen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB605259A (en) * 1944-09-05 1948-07-20 Arnold Tustin Improvements in phase advancing electric networks
DE1018982B (de) * 1955-09-30 1957-11-07 Siemens Ag Von einer Gleichspannung gesteuerte Phasenbruecke
US2968759A (en) * 1956-04-12 1961-01-17 Sperry Rand Corp Phase rotation circuit
NL228926A (de) * 1958-06-23
US3213291A (en) * 1960-09-01 1965-10-19 Northern Electric Co Variable impedance controlled phase shifter using squaring transistor with switching level thereof also controlled by variable impedance
US3544886A (en) * 1968-01-25 1970-12-01 Corning Glass Works Rc phase shift circuit having improved output amplitude stability
DE1920796C3 (de) * 1969-04-24 1979-01-04 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Schaltungsanordnungen zur Einstellung der Phasenlage einer Wechselspannung, insbesondere eines Farbhilfsträgers

Also Published As

Publication number Publication date
DE2132930A1 (de) 1972-12-21
IT956508B (it) 1973-10-10
CH533380A (de) 1973-01-31
NL7208024A (de) 1972-12-19
US3775668A (en) 1973-11-27
BE784774A (fr) 1972-10-02
GB1391504A (en) 1975-04-23
DE2132930C2 (de) 1982-11-11
SE379129B (de) 1975-09-22

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