IT1034716B - Circuito di protezione per un amplificatore di segnali impulsivi modulati in durata - Google Patents

Circuito di protezione per un amplificatore di segnali impulsivi modulati in durata

Info

Publication number
IT1034716B
IT1034716B IT7521340A IT2184075A IT1034716B IT 1034716 B IT1034716 B IT 1034716B IT 7521340 A IT7521340 A IT 7521340A IT 2184075 A IT2184075 A IT 2184075A IT 1034716 B IT1034716 B IT 1034716B
Authority
IT
Italy
Prior art keywords
protection circuit
signal amplifier
duration modulated
impulsive signal
impulsive
Prior art date
Application number
IT7521340A
Other languages
English (en)
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of IT1034716B publication Critical patent/IT1034716B/it

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
    • H02H3/50—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 the appearance of abnormal wave forms, e.g. ac in dc installations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
IT7521340A 1974-03-30 1975-03-28 Circuito di protezione per un amplificatore di segnali impulsivi modulati in durata IT1034716B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49036172A JPS5754967B2 (it) 1974-03-30 1974-03-30

Publications (1)

Publication Number Publication Date
IT1034716B true IT1034716B (it) 1979-10-10

Family

ID=12462320

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7521340A IT1034716B (it) 1974-03-30 1975-03-28 Circuito di protezione per un amplificatore di segnali impulsivi modulati in durata

Country Status (8)

Country Link
US (1) US3976955A (it)
JP (1) JPS5754967B2 (it)
CA (1) CA1034214A (it)
DE (1) DE2513909A1 (it)
FR (1) FR2266345B1 (it)
GB (1) GB1497730A (it)
IT (1) IT1034716B (it)
NL (1) NL7503872A (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5264856A (en) * 1975-11-26 1977-05-28 Kokusai Electric Co Ltd Amplifying circuit
US4047120A (en) * 1976-07-15 1977-09-06 The United States Of America As Represented By The Secretary Of The Navy Transient suppression circuit for push-pull switching amplifiers
JPS6036651B2 (ja) * 1976-12-02 1985-08-21 ソニー株式会社 被パルス幅変調信号増巾装置の保護装置
US4117411A (en) * 1977-09-26 1978-09-26 Moore Products Co. Isolation circuit with duty cycle feedback
JPS54134547A (en) * 1978-04-11 1979-10-19 Sony Corp Mosfet switching circuit
US4301490A (en) * 1979-07-09 1981-11-17 American Standard Inc. Electronic overload protection circuit
US4500837A (en) * 1981-01-15 1985-02-19 Westinghouse Electric Corp. Detection of DC content in an AC waveform
US4441081A (en) * 1981-12-22 1984-04-03 International Business Machines Switching power driving circuit arrangement
DE3429701A1 (de) * 1984-08-11 1986-02-20 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Ueberlastungsschutzschaltung fuer einen niederfrequenzverstaerker
IT1215247B (it) * 1985-03-13 1990-01-31 Ates Componenti Elettron Dispositivo e procedimento per azzerare un segnale di uscita in un amplificatore a commutazione.
US4723292A (en) * 1986-08-27 1988-02-02 Reen Corporation Voice evacuation system
NL8900507A (nl) * 1989-03-02 1990-10-01 Philips Nv Versterkerschakeling met verzadigingsdetectie.
DE69526732T2 (de) * 1995-07-13 2002-10-24 Stmicroelectronics S.R.L., Agrate Brianza Klasse-D Verstärker mit einem Ausgang und zwei Betriebsspannungen
EP1751850B1 (en) * 2004-05-17 2008-12-10 Nxp B.V. Plop noise avoidance for an amplifier
US8754712B2 (en) * 2012-06-29 2014-06-17 Infineon Technologies Ag System and method for a cascoded amplifier
CN110632381B (zh) 2019-11-12 2022-02-01 上海艾为电子技术股份有限公司 一种用于喇叭保护的电流检测电路、芯片及电流检测方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4329681Y1 (it) * 1965-10-29 1968-12-05
GB1370808A (en) * 1970-11-16 1974-10-16 Pioneer Electronic Corp Signal amplifier including a protective circuit
JPS4881456A (it) * 1972-02-02 1973-10-31

Also Published As

Publication number Publication date
NL7503872A (nl) 1975-10-02
FR2266345B1 (it) 1981-07-24
JPS5754967B2 (it) 1982-11-20
FR2266345A1 (it) 1975-10-24
CA1034214A (en) 1978-07-04
DE2513909A1 (de) 1975-10-09
JPS50130343A (it) 1975-10-15
AU7954775A (en) 1976-09-30
US3976955A (en) 1976-08-24
DE2513909C2 (it) 1989-09-21
GB1497730A (en) 1978-01-12

Similar Documents

Publication Publication Date Title
BE830439A (fr) Dispositif de manutention de bande
FR2285032A1 (fr) Dispositif de modulation et de filtrage
ZA75429B (en) Disposing tape tab
BE821077A (fr) Dispositif electro-generateur
AR212013A1 (es) Aparato almacenador de senales
IT1034716B (it) Circuito di protezione per un amplificatore di segnali impulsivi modulati in durata
SE407499B (sv) Elektronisk anordning for identifiering av nrz-meddelanden
IT1038760B (it) Amplificatore di segnali a modula zione impulsiva di larghezza
BE823993A (fr) Composes phosphonomethyles et utilisation
IL48359A0 (en) A laser amplifier system
AT350107B (de) Verstaerkerschaltung
AT347144B (de) Magentaufzeichnungsgeraet
AT342885B (de) Aufnahme- oder wiedergabegerat
NL168342C (nl) Reproductie-inrichting
SE410808B (sv) Uppteckningsberare
IT1028389B (it) Diesteri dicarbamici contenenti fosforo
IT1038522B (it) Circuito limitatore di ampiezza
IT1034719B (it) Amplificatore di segnali impulsivi modulati in durata
IT1031998B (it) Circuito generatore di segnali
IT1038555B (it) Circuito per far propagr e bell magnetiche
BE831997A (fr) Dispositif de telecommunications a division temporelle
AT344005B (de) Aufzeichnungsgerat
IT1043506B (it) circuito per un amplificatore di segmal per un signale oimisurazione
IT1014043B (it) Circuito amplificatore
SE7504639L (sv) Forfarande for att uppteckna en signal med stor bandbredd.