NL189692C - Versterker voor pulsbreedte-gemoduleerde signalen. - Google Patents

Versterker voor pulsbreedte-gemoduleerde signalen.

Info

Publication number
NL189692C
NL189692C NLAANVRAGE7713492,A NL7713492A NL189692C NL 189692 C NL189692 C NL 189692C NL 7713492 A NL7713492 A NL 7713492A NL 189692 C NL189692 C NL 189692C
Authority
NL
Netherlands
Prior art keywords
amplifier
pulse width
modulated signals
width modulated
signals
Prior art date
Application number
NLAANVRAGE7713492,A
Other languages
English (en)
Other versions
NL189692B (nl
NL7713492A (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 NL7713492A publication Critical patent/NL7713492A/nl
Publication of NL189692B publication Critical patent/NL189692B/nl
Application granted granted Critical
Publication of NL189692C publication Critical patent/NL189692C/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
    • H03F3/2171—Class D power amplifiers; Switching amplifiers with field-effect devices
    • 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
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/511—Many discrete supply voltages or currents or voltage levels can be chosen by a control signal in an IC-block amplifier circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
NLAANVRAGE7713492,A 1976-12-06 1977-12-06 Versterker voor pulsbreedte-gemoduleerde signalen. NL189692C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51146325A JPS5947486B2 (ja) 1976-12-06 1976-12-06 パルス幅変調増巾回路

Publications (3)

Publication Number Publication Date
NL7713492A NL7713492A (nl) 1978-06-08
NL189692B NL189692B (nl) 1993-01-18
NL189692C true NL189692C (nl) 1993-06-16

Family

ID=15405111

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7713492,A NL189692C (nl) 1976-12-06 1977-12-06 Versterker voor pulsbreedte-gemoduleerde signalen.

Country Status (8)

Country Link
US (1) US4134076A (nl)
JP (1) JPS5947486B2 (nl)
AU (1) AU510688B2 (nl)
CA (1) CA1090891A (nl)
DE (1) DE2754268C2 (nl)
FR (1) FR2373189A1 (nl)
GB (1) GB1591927A (nl)
NL (1) NL189692C (nl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57170606A (en) * 1981-04-10 1982-10-20 Sony Corp Amplifying circuit for pulse-width-modulated signal
US4992749A (en) * 1988-12-28 1991-02-12 Pioneer Electronic Corporation Pulse-width modulating amplifier circuit
US5157351A (en) * 1991-08-28 1992-10-20 Sgs-Thomson Microelectronics, Inc. Insulated gate enhancement mode field effect transistor with slew-rate control on drain output
ATE255784T1 (de) 1996-10-31 2003-12-15 Bang & Olufsen As Pulsmodulierterkeistungsverstärker mit verbessertem kaskadiertem steuerungsverfahren
EP0932932B1 (en) * 1997-08-12 2003-10-01 Koninklijke Philips Electronics N.V. Device for amplifying digital signals
US6636124B1 (en) 2001-11-30 2003-10-21 Analog Technologies, Inc. Method and apparatus for accurate pulse width modulation
DE10347227A1 (de) * 2003-10-06 2005-05-04 Joachim Schumann Einstieg für ein Schwimmbad
JP2005322958A (ja) * 2004-05-06 2005-11-17 Nec Electronics Corp Ｄ級アンプ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3509479A (en) * 1966-11-29 1970-04-28 Sperry Rand Corp Simplified pulse width modulated 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
FR2373189A1 (fr) 1978-06-30
DE2754268C2 (de) 1986-04-03
NL189692B (nl) 1993-01-18
AU510688B2 (en) 1980-07-10
US4134076A (en) 1979-01-09
FR2373189B1 (nl) 1984-04-27
GB1591927A (en) 1981-07-01
CA1090891A (en) 1980-12-02
DE2754268A1 (de) 1978-08-03
JPS5370649A (en) 1978-06-23
NL7713492A (nl) 1978-06-08
JPS5947486B2 (ja) 1984-11-19
AU3125577A (en) 1979-06-14

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
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
V1 Lapsed because of non-payment of the annual fee