BR7508370A - Amplificador de sinal modulado em largura de pulsos - Google Patents

Amplificador de sinal modulado em largura de pulsos

Info

Publication number
BR7508370A
BR7508370A BR7508370*A BR7508370A BR7508370A BR 7508370 A BR7508370 A BR 7508370A BR 7508370 A BR7508370 A BR 7508370A BR 7508370 A BR7508370 A BR 7508370A
Authority
BR
Brazil
Prior art keywords
pulse width
modulated signal
signal amplifier
width modulated
amplifier
Prior art date
Application number
BR7508370*A
Other languages
English (en)
Portuguese (pt)
Inventor
T Suzuki
T Yoshida
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
Publication of BR7508370A publication Critical patent/BR7508370A/pt

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/02—Amplitude modulation, i.e. PAM

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
BR7508370*A 1974-12-18 1975-12-17 Amplificador de sinal modulado em largura de pulsos BR7508370A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49145470A JPS5818804B2 (ja) 1974-12-18 1974-12-18 パルス幅変調増巾回路

Publications (1)

Publication Number Publication Date
BR7508370A true BR7508370A (pt) 1976-09-08

Family

ID=15385974

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7508370*A BR7508370A (pt) 1974-12-18 1975-12-17 Amplificador de sinal modulado em largura de pulsos

Country Status (9)

Country Link
US (1) US4021745A (enExample)
JP (1) JPS5818804B2 (enExample)
AU (1) AU504018B2 (enExample)
BR (1) BR7508370A (enExample)
CA (1) CA1036228A (enExample)
DE (1) DE2555825C3 (enExample)
FR (1) FR2295626A1 (enExample)
GB (1) GB1514580A (enExample)
NL (1) NL189329C (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5843922B2 (ja) * 1975-02-24 1983-09-30 ソニー株式会社 パルスハバヘンチヨウゾウフクカイロ
JPS5947486B2 (ja) * 1976-12-06 1984-11-19 ソニー株式会社 パルス幅変調増巾回路
JPS59814Y2 (ja) * 1977-04-22 1984-01-11 ブライアン・ア−ネスト・アトウツド Ｄ級増幅器
JPS6017167B2 (ja) * 1978-05-23 1985-05-01 ソニー株式会社 パルス巾変調信号増幅回路
CH640376A5 (de) * 1979-03-01 1983-12-30 Landis & Gyr Ag Pulsdauermodulations-signalverstaerker.
US4616332A (en) * 1982-09-24 1986-10-07 The Foxboro Company Apparatus for converting analog-format signals to pulse-format signals
US4600891A (en) * 1984-08-21 1986-07-15 Peavey Electronics Corporation Digital audio amplifier having a high power output level and low distortion
JPS62117104U (enExample) * 1986-01-18 1987-07-25
US5504521A (en) * 1994-06-13 1996-04-02 Display Laboratories, Inc. Method and apparatus for making corrections in a video monitor during horizontal scan
US5672998A (en) * 1995-08-09 1997-09-30 Harris Corporation Class D amplifier and method
EP1376858B1 (en) 1996-10-31 2006-01-04 Bang & Olufsen A/S Self-oscillating pulse modulation power amplifier with enhanced cascade control method
US6229390B1 (en) * 1999-03-09 2001-05-08 Tripath Technology, Inc. Methods and apparatus for noise shaping a mixed signal power output
US6504427B2 (en) * 2001-05-31 2003-01-07 Motorola, Inc. Switching amplifier having digital correction and method therefor
KR101349002B1 (ko) 2006-09-11 2014-01-09 세미컨덕터 콤포넨츠 인더스트리즈 엘엘씨 증폭 회로 및 증폭 방법
DE102008057234A1 (de) 2007-12-14 2009-06-25 Jens Kurrat Aktivlautsprecher
KR20100008749A (ko) * 2008-07-16 2010-01-26 삼성전자주식회사 스위칭 파워 증폭 장치 및 그 제어 방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3400334A (en) * 1964-11-12 1968-09-03 Ling Temco Vought Inc Solid state switching type linear amplifier
US3509479A (en) * 1966-11-29 1970-04-28 Sperry Rand Corp Simplified pulse width modulated amplifier
US3579132A (en) * 1969-11-14 1971-05-18 Ltv Ling Altec Inc Class {37 d{38 {0 linear audio amplifier

Also Published As

Publication number Publication date
AU504018B2 (en) 1979-09-27
NL189329B (nl) 1992-10-01
AU8738275A (en) 1977-06-16
NL189329C (nl) 1993-03-01
FR2295626B1 (enExample) 1980-03-21
DE2555825C3 (de) 1982-02-11
JPS5818804B2 (ja) 1983-04-14
DE2555825B2 (de) 1981-06-19
NL7514678A (nl) 1976-06-22
GB1514580A (en) 1978-06-14
JPS5171661A (enExample) 1976-06-21
DE2555825A1 (de) 1976-06-24
CA1036228A (en) 1978-08-08
FR2295626A1 (fr) 1976-07-16
US4021745A (en) 1977-05-03

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