NL7503872A - Beveiligingsschakeling. - Google Patents
Beveiligingsschakeling.Info
- Publication number
- NL7503872A NL7503872A NL7503872A NL7503872A NL7503872A NL 7503872 A NL7503872 A NL 7503872A NL 7503872 A NL7503872 A NL 7503872A NL 7503872 A NL7503872 A NL 7503872A NL 7503872 A NL7503872 A NL 7503872A
- Authority
- NL
- Netherlands
- Prior art keywords
- security circuit
- security
- circuit
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49036172A JPS5754967B2 (nl) | 1974-03-30 | 1974-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7503872A true NL7503872A (nl) | 1975-10-02 |
Family
ID=12462320
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7503872A NL7503872A (nl) | 1974-03-30 | 1975-04-01 | Beveiligingsschakeling. |
Country Status (8)
Country | Link |
---|---|
US (1) | US3976955A (nl) |
JP (1) | JPS5754967B2 (nl) |
CA (1) | CA1034214A (nl) |
DE (1) | DE2513909A1 (nl) |
FR (1) | FR2266345B1 (nl) |
GB (1) | GB1497730A (nl) |
IT (1) | IT1034716B (nl) |
NL (1) | NL7503872A (nl) |
Families Citing this family (16)
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. |
EP0753934B1 (en) * | 1995-07-13 | 2002-05-15 | STMicroelectronics S.r.l. | Single-output dual-supply class D amplifier |
JP2007538448A (ja) * | 2004-05-17 | 2007-12-27 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 増幅器のためのプロップノイズ回避 |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4329681Y1 (nl) * | 1965-10-29 | 1968-12-05 | ||
GB1370808A (en) * | 1970-11-16 | 1974-10-16 | Pioneer Electronic Corp | Signal amplifier including a protective circuit |
JPS4881456A (nl) * | 1972-02-02 | 1973-10-31 |
-
1974
- 1974-03-30 JP JP49036172A patent/JPS5754967B2/ja not_active Expired
-
1975
- 1975-03-25 US US05/561,923 patent/US3976955A/en not_active Expired - Lifetime
- 1975-03-26 GB GB12687/75A patent/GB1497730A/en not_active Expired
- 1975-03-27 DE DE19752513909 patent/DE2513909A1/de active Granted
- 1975-03-27 CA CA223,325A patent/CA1034214A/en not_active Expired
- 1975-03-28 IT IT7521340A patent/IT1034716B/it active
- 1975-04-01 FR FR7510156A patent/FR2266345B1/fr not_active Expired
- 1975-04-01 NL NL7503872A patent/NL7503872A/nl not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS50130343A (nl) | 1975-10-15 |
JPS5754967B2 (nl) | 1982-11-20 |
GB1497730A (en) | 1978-01-12 |
US3976955A (en) | 1976-08-24 |
DE2513909A1 (de) | 1975-10-09 |
DE2513909C2 (nl) | 1989-09-21 |
CA1034214A (en) | 1978-07-04 |
FR2266345A1 (nl) | 1975-10-24 |
AU7954775A (en) | 1976-09-30 |
FR2266345B1 (nl) | 1981-07-24 |
IT1034716B (it) | 1979-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |