FR2529036A1 - - Google Patents

Download PDF

Info

Publication number
FR2529036A1
FR2529036A1 FR8310098A FR8310098A FR2529036A1 FR 2529036 A1 FR2529036 A1 FR 2529036A1 FR 8310098 A FR8310098 A FR 8310098A FR 8310098 A FR8310098 A FR 8310098A FR 2529036 A1 FR2529036 A1 FR 2529036A1
Authority
FR
France
Prior art keywords
amplifier
frequencies
channels
low
pulse width
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR8310098A
Other languages
English (en)
French (fr)
Other versions
FR2529036B1 (enrdf_load_stackoverflow
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SRL
Original Assignee
ATES Componenti Elettronici SpA
SGS ATES Componenti Elettronici SpA
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 ATES Componenti Elettronici SpA, SGS ATES Componenti Elettronici SpA filed Critical ATES Componenti Elettronici SpA
Publication of FR2529036A1 publication Critical patent/FR2529036A1/fr
Application granted granted Critical
Publication of FR2529036B1 publication Critical patent/FR2529036B1/fr
Expired legal-status Critical Current

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
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/432—Two or more amplifiers of different type are coupled in parallel at the input or output, e.g. a class D and a linear amplifier, a class B and a class A amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR838310098A 1982-06-17 1983-06-17 Expired FR2529036B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21894/82A IT1190873B (it) 1982-06-17 1982-06-17 Amplificatore audio ad alta efficienza

Publications (2)

Publication Number Publication Date
FR2529036A1 true FR2529036A1 (enrdf_load_stackoverflow) 1983-12-23
FR2529036B1 FR2529036B1 (enrdf_load_stackoverflow) 1989-11-03

Family

ID=11188347

Family Applications (1)

Application Number Title Priority Date Filing Date
FR838310098A Expired FR2529036B1 (enrdf_load_stackoverflow) 1982-06-17 1983-06-17

Country Status (5)

Country Link
JP (1) JPS595712A (enrdf_load_stackoverflow)
DE (1) DE3321294A1 (enrdf_load_stackoverflow)
FR (1) FR2529036B1 (enrdf_load_stackoverflow)
GB (1) GB2122042B (enrdf_load_stackoverflow)
IT (1) IT1190873B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3934215A1 (de) * 1989-10-13 1991-04-18 Rheydt Kabelwerk Ag Digital/analogsystem
DE102006032181B3 (de) * 2006-07-12 2007-10-18 Zinoviy, Lerner, Dipl.-Ing. Der Leistungsverstärker

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1157674A (fr) * 1955-09-29 1958-06-02 Philips Nv Dispositif amplificateur à réseau passe-haut et à réseau passe-bas
DE3017521A1 (de) * 1979-05-10 1980-11-13 Nippon Musical Instruments Mfg Mehrkanal-tonleistungsverstaerker

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2094702A5 (enrdf_load_stackoverflow) * 1970-06-30 1972-02-04 Thomson Csf

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1157674A (fr) * 1955-09-29 1958-06-02 Philips Nv Dispositif amplificateur à réseau passe-haut et à réseau passe-bas
DE3017521A1 (de) * 1979-05-10 1980-11-13 Nippon Musical Instruments Mfg Mehrkanal-tonleistungsverstaerker

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WIRELESS WORLD, vol. 8, no. 1538, novembre 1980, pages 72-76,Haywards Heath, Sussex (GB); R.I. HARCOURT: "An acoustically small loudspeaker. 2 - Construction of speaker enclosures and active crossovers." *

Also Published As

Publication number Publication date
GB2122042A (en) 1984-01-04
IT8221894A0 (it) 1982-06-17
GB8315328D0 (en) 1983-07-06
FR2529036B1 (enrdf_load_stackoverflow) 1989-11-03
IT1190873B (it) 1988-02-24
GB2122042B (en) 1986-04-30
JPS595712A (ja) 1984-01-12
DE3321294A1 (de) 1983-12-22

Similar Documents

Publication Publication Date Title
US4408095A (en) Acoustic apparatus
JPS6052607B2 (ja) 増幅器
JPH05328481A (ja) 周波数２倍兼混合回路
JP3874843B2 (ja) 音声強調回路
JPH0136318B2 (enrdf_load_stackoverflow)
EP0644649B1 (en) A pulse width modulation amplifier
FR2529036A1 (enrdf_load_stackoverflow)
US20090259476A1 (en) Device and computer program product for high frequency signal interpolation
JPH11298275A (ja) 音響再生装置
US20050200405A1 (en) Audio signal amplification method and apparatus
JP2005109969A (ja) オーディオシステム
JP2009111693A (ja) Ｄ級アンプ
US6721427B1 (en) Analog filter for digital audio system and audio amplifier for using the same
JP3150574B2 (ja) 車載用音場補正装置
RU2098923C1 (ru) Звуковоспроизводящий агрегат
JP6015161B2 (ja) チャンネルデバイダおよびこれを含む音声再生システム
JPH082119B2 (ja) 音響再生装置
JP3150700B2 (ja) 低コストのオーディオスクランブル及びデスクランブル方法及び装置
JPH08116586A (ja) オーディオシステム
RU93041476A (ru) Звуковоспроизводящая стереосистема
JPS59136000A (ja) スリ−デイメンシヨン方式ステレオ
JP2872514B2 (ja) ノイズ低減再生増幅器
JPS62232298A (ja) 重低音再生装置
JP3135497U (ja) チャンネルデバイダー回路
JPH067667Y2 (ja) オ−デイオ再生装置

Legal Events

Date Code Title Description
ER Errata listed in the french official journal (bopi)

Free format text: 51/83

D6 Patent endorsed licences of rights