BE805382A - Protecteur de polarite - Google Patents

Protecteur de polarite

Info

Publication number
BE805382A
BE805382A BE136098A BE136098A BE805382A BE 805382 A BE805382 A BE 805382A BE 136098 A BE136098 A BE 136098A BE 136098 A BE136098 A BE 136098A BE 805382 A BE805382 A BE 805382A
Authority
BE
Belgium
Prior art keywords
polarity protector
protector
polarity
Prior art date
Application number
BE136098A
Other languages
English (en)
Inventor
A D Moore
Original Assignee
Microsystems Int Ltd
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 Microsystems Int Ltd filed Critical Microsystems Int Ltd
Publication of BE805382A publication Critical patent/BE805382A/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
    • H02H11/002—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of inverted polarity or connection; with switching for obtaining correct connection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M7/219—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M7/219—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
    • H02M7/2195—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration the switches being synchronously commutated at the same frequency of the AC input voltage
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6008—Substation equipment, e.g. for use by subscribers including speech amplifiers in the transmitter circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Circuits Of Receivers In General (AREA)
  • Amplifiers (AREA)
BE136098A 1972-11-28 1973-09-27 Protecteur de polarite BE805382A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA157,645A CA954644A (en) 1972-11-28 1972-11-28 Polarity guard

Publications (1)

Publication Number Publication Date
BE805382A true BE805382A (fr) 1974-01-16

Family

ID=4095111

Family Applications (1)

Application Number Title Priority Date Filing Date
BE136098A BE805382A (fr) 1972-11-28 1973-09-27 Protecteur de polarite

Country Status (10)

Country Link
US (1) US3819951A (fr)
JP (1) JPS4982950A (fr)
AU (1) AU5994273A (fr)
BE (1) BE805382A (fr)
CA (1) CA954644A (fr)
DE (1) DE2345116A1 (fr)
FR (1) FR2208243B1 (fr)
IL (1) IL43027A0 (fr)
IT (1) IT999220B (fr)
NL (1) NL7314973A (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5165608U (fr) * 1974-11-18 1976-05-24
DE2639601C2 (de) * 1976-09-02 1985-03-07 Siemens AG, 1000 Berlin und 8000 München Brückenschaltung mit geringen Spannungsverlusten
US4086624A (en) * 1977-06-15 1978-04-25 Bell Telephone Laboratories Incorporated Current to voltage converter
DE2931465C2 (de) * 1979-08-02 1982-12-16 Siemens AG, 1000 Berlin und 8000 München Gleichrichterbrückenschaltung
DE3005383A1 (de) * 1980-02-13 1981-08-20 Siemens AG, 1000 Berlin und 8000 München Halbleiter-spannungsverdopplerschaltung
US4319144A (en) * 1980-05-22 1982-03-09 Bell Telephone Laboratories, Incorporated Single polarity circuit
IT1211072B (it) * 1981-06-30 1989-09-29 Ates Componenti Elettron Circuito raddrizzatore a ponte di transistori per uso telefonico.
US4423456A (en) * 1981-11-13 1983-12-27 Medtronic, Inc. Battery reversal protection
US4420786A (en) * 1981-11-16 1983-12-13 Motorola, Inc. Polarity guard circuit
US4473757A (en) * 1981-12-08 1984-09-25 Intersil, Inc. Circuit means for converting a bipolar input to a unipolar output
IT1212518B (it) * 1982-01-29 1989-11-22 Ates Componenti Elettron Circuito raddrizzatore a ponte di transistori, con protezione controle sovracorrenti, per uso telefonico.
US4763017A (en) * 1985-10-21 1988-08-09 American Standard Inc. Electronic bipolar interface circuit
CH677408A5 (fr) * 1988-11-18 1991-05-15 Baumer Electric Ag
GB9211031D0 (en) * 1992-05-22 1992-07-08 Plessey Telecomm Telephone circuit
TW479904U (en) * 2000-10-09 2002-03-11 Sunplus Technology Co Ltd Diode circuit to simulate zero cutoff voltage and the rectifying circuit having zero cutoff voltage characteristics
JP2005134283A (ja) * 2003-10-31 2005-05-26 Aisin Seiki Co Ltd ２線式の電流出力センサ及び該センサ用ｉｃ
WO2006136034A1 (fr) * 2005-06-24 2006-12-28 The Flewelling Ford Family Trust Procédé et dispositif d’abaissement d’impédance d’un transistor à effet de champ
US8054049B1 (en) * 2007-08-30 2011-11-08 Avaya Inc. Using battery orientation to control mode of operation
US8792260B2 (en) * 2010-09-27 2014-07-29 Semiconductor Energy Laboratory Co., Ltd. Rectifier circuit and semiconductor device using the same
KR101825567B1 (ko) * 2011-08-31 2018-02-05 삼성전자 주식회사 단말장치의 마이크로폰 극성 제어장치 및 방법
JP5937436B2 (ja) * 2012-06-28 2016-06-22 アルプス電気株式会社 保護回路
DE102015207677A1 (de) * 2015-04-27 2016-10-27 Tridonic Gmbh & Co Kg Leuchtmittel-Konverter mit Verpolschutzschaltung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6712329A (fr) * 1967-09-08 1969-03-11
DE1941363A1 (de) * 1969-08-14 1971-02-25 Licentia Gmbh Schaltungsanordnung fuer den polaritaetsrichtigen Anschluss einer mit einem Verstaerker ausgeruesteten Sprechkapsel in Fernsprechanlagen
US3700999A (en) * 1972-01-11 1972-10-24 Us Army Automatic battery polarizing circuit

Also Published As

Publication number Publication date
NL7314973A (fr) 1974-05-30
CA954644A (en) 1974-09-10
AU5994273A (en) 1975-03-06
FR2208243B1 (fr) 1976-10-01
IT999220B (it) 1976-02-20
DE2345116A1 (de) 1974-06-27
FR2208243A1 (fr) 1974-06-21
IL43027A0 (en) 1973-11-28
JPS4982950A (fr) 1974-08-09
US3819951A (en) 1974-06-25

Similar Documents

Publication Publication Date Title
FI54994B (fi) Engaongsbloeja med tejpfaestning
BE793731A (fr) Electrogenerateurs
FI53341C (fi) Kombinerad takraenne/takfotsenhet
BE805382A (fr) Protecteur de polarite
SE382373B (sv) Vikstol
BE793764A (fr) Integrerende weeginrichting
AT324072B (de) Wendelbohreb
AT353108B (de) Skibob
BE790615A (fr) Houderdrager
AT323930B (de) Untermatratze
BE793718A (fr) Aminobenzimidazoles
FI55417B (fi) Minnesanordning med reservminneselement
SE395459B (sv) N-substituerade beta-aminoetylsilaner
FI54500C (fi) Icke-elektrisk belaeggning med koppar
BE791330A (fr) Houderdrager
FI56910B (fi) Anslutningslist med oeverspaenningsskyddsanordning
SE385390B (sv) Vederskydd
AT323631B (de) Schrägofen
AT322779B (de) Bücherbrett
AT335953B (de) Lauterboden
BE791976A (fr) Sandalette
BE779066A (fr) Herenjas
BE789465A (fr) Raamuitzetter
BE782546A (fr) Aansluitdoos
ATA324376A (de) Mikroskopokular