NL187882B - Pulsbreedtemodulator. - Google Patents

Pulsbreedtemodulator.

Info

Publication number
NL187882B
NL187882B NLAANVRAGE7601896,A NL7601896A NL187882B NL 187882 B NL187882 B NL 187882B NL 7601896 A NL7601896 A NL 7601896A NL 187882 B NL187882 B NL 187882B
Authority
NL
Netherlands
Prior art keywords
pulse width
width modulator
modulator
pulse
width
Prior art date
Application number
NLAANVRAGE7601896,A
Other languages
English (en)
Other versions
NL7601896A (nl
NL187882C (nl
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 NL7601896A publication Critical patent/NL7601896A/nl
Publication of NL187882B publication Critical patent/NL187882B/nl
Application granted granted Critical
Publication of NL187882C publication Critical patent/NL187882C/nl

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
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/351—Pulse width modulation being used in an amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
NLAANVRAGE7601896,A 1975-02-24 1976-02-24 Pulsbreedtemodulator. NL187882C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50022589A JPS5843922B2 (ja) 1975-02-24 1975-02-24 パルスハバヘンチヨウゾウフクカイロ

Publications (3)

Publication Number Publication Date
NL7601896A NL7601896A (nl) 1976-08-26
NL187882B true NL187882B (nl) 1991-09-02
NL187882C NL187882C (nl) 1992-02-03

Family

ID=12087027

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7601896,A NL187882C (nl) 1975-02-24 1976-02-24 Pulsbreedtemodulator.

Country Status (8)

Country Link
US (1) US4015213A (nl)
JP (1) JPS5843922B2 (nl)
AU (1) AU502699B2 (nl)
CA (1) CA1061468A (nl)
DE (1) DE2607443C2 (nl)
FR (1) FR2301970A1 (nl)
GB (1) GB1511752A (nl)
NL (1) NL187882C (nl)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4472687A (en) * 1980-12-24 1984-09-18 Tokyo Shibaura Denki Kabushiki Kaisha Audio power amplifier for supplying electric power to a load by switching of power supply voltage
US4380746A (en) * 1981-03-03 1983-04-19 Westinghouse Electric Corp. Pulse modulator using capacitor charging and discharging circuits
US4540957A (en) * 1983-05-06 1985-09-10 Continental Electronics Mfg. Co. Amplitude modulator forms two phase-shifted pulse trains and combines them
DE3319300A1 (de) * 1983-05-27 1984-11-29 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Digitaler pulsweiten-pulsfrequenzmodulator (pwpf-modulator)
EP0184280B1 (en) * 1984-11-02 1989-08-02 Bose Corporation Frequency-stabilized two-state modulation
US5396194A (en) * 1993-11-19 1995-03-07 Carver Corporation Audio frequency power amplifiers
US5457435A (en) * 1994-03-25 1995-10-10 Caterpillar Inc. Pulse width modulated driver
US5543753A (en) * 1994-06-22 1996-08-06 Carver Corporation Audio frequency power amplifiers with actively damped filter
US5606289A (en) * 1994-06-22 1997-02-25 Carver Corporation Audio frequency power amplifiers with actively damped filter
US5594386A (en) * 1995-04-21 1997-01-14 Sipex Corporation Pulse width modulated amplifier
US5982231A (en) * 1997-07-23 1999-11-09 Linfinity Microelectronics, Inc. Multiple channel class D audio amplifier
US5963086A (en) * 1997-08-08 1999-10-05 Velodyne Acoustics, Inc. Class D amplifier with switching control
US6545533B2 (en) 2000-12-18 2003-04-08 Texas Instruments Incorporated Class D audio speaker amplifier circuit with pseudo noise modulation
US6879199B2 (en) * 2002-02-15 2005-04-12 Valere Power, Inc. PWM control signal generation method and apparatus
US6924700B2 (en) * 2002-10-03 2005-08-02 Mitsubishi Denki Kabushiki Kaisha Class D amplifier
US7352237B2 (en) * 2005-03-25 2008-04-01 Pulsewave Rf, Inc. Radio frequency power amplifier and corresponding method
EP1883992A2 (en) * 2005-04-28 2008-02-06 Pulsewave RF, Inc. Radio frequency power amplifier and method using a plurality of feedback systems
CN101563841B (zh) * 2006-12-21 2012-06-06 邦及奥卢夫森公司 用于d类功率级的纠错系统
ES2335963A1 (es) * 2009-11-16 2010-04-06 Universidad Politecnica De Madrid Sistema de control para fuentes de alimentacion conmutadoras con rapida respuesta dinamica.
CN108227563A (zh) * 2017-12-13 2018-06-29 苏州长风航空电子有限公司 一种通过振荡产生pwm信号的方法
CN116320329B (zh) * 2023-05-10 2023-09-15 深圳芯迈微科技有限公司 一种光纤接入终端系统集成芯片

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1365878A (fr) * 1962-08-15 1964-07-03 Appareil de transmission et transformation de signaux et procédé de transmission par emploi dudit appareil ou appareil similaire
US3336538A (en) * 1964-08-13 1967-08-15 Norman H Crowhurst Two-state power amplifier with transitional feedback
US3413570A (en) * 1966-02-23 1968-11-26 Collins Radio Co High efficiency rf power amplification with modulation signal controlled "on"-"off" switch varied amplifier dc potentials
US3585517A (en) * 1968-05-01 1971-06-15 Westinghouse Electric Corp High-efficiency power amplifier
JPS5818804B2 (ja) * 1974-12-18 1983-04-14 ソニー株式会社 パルス幅変調増巾回路

Also Published As

Publication number Publication date
US4015213A (en) 1977-03-29
NL7601896A (nl) 1976-08-26
FR2301970B1 (nl) 1982-11-26
FR2301970A1 (fr) 1976-09-17
JPS5843922B2 (ja) 1983-09-30
DE2607443C2 (de) 1986-09-04
CA1061468A (en) 1979-08-28
NL187882C (nl) 1992-02-03
GB1511752A (en) 1978-05-24
DE2607443A1 (de) 1976-10-07
AU1123776A (en) 1977-09-01
AU502699B2 (en) 1979-08-02
JPS5197359A (nl) 1976-08-26

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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
V1 Lapsed because of non-payment of the annual fee