[go: up one dir, main page]

DE602005001311D1 - Schaltverstärker - Google Patents

Schaltverstärker

Info

Publication number
DE602005001311D1
DE602005001311D1 DE602005001311T DE602005001311T DE602005001311D1 DE 602005001311 D1 DE602005001311 D1 DE 602005001311D1 DE 602005001311 T DE602005001311 T DE 602005001311T DE 602005001311 T DE602005001311 T DE 602005001311T DE 602005001311 D1 DE602005001311 D1 DE 602005001311D1
Authority
DE
Germany
Prior art keywords
switching amplifier
amplifier
switching
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.)
Expired - Lifetime
Application number
DE602005001311T
Other languages
English (en)
Other versions
DE602005001311T2 (de
Inventor
Michinori Sugiyama
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Publication of DE602005001311D1 publication Critical patent/DE602005001311D1/de
Application granted granted Critical
Publication of DE602005001311T2 publication Critical patent/DE602005001311T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03F2200/331—Sigma delta modulation being used in an amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Amplifiers (AREA)
DE602005001311T 2004-12-14 2005-11-18 Schaltverstärker Expired - Lifetime DE602005001311T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004360765A JP2006173819A (ja) 2004-12-14 2004-12-14 スイッチングアンプ
JP2004360765 2004-12-14

Publications (2)

Publication Number Publication Date
DE602005001311D1 true DE602005001311D1 (de) 2007-07-19
DE602005001311T2 DE602005001311T2 (de) 2008-02-07

Family

ID=36118273

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005001311T Expired - Lifetime DE602005001311T2 (de) 2004-12-14 2005-11-18 Schaltverstärker

Country Status (4)

Country Link
US (1) US7161510B2 (de)
EP (1) EP1672785B1 (de)
JP (1) JP2006173819A (de)
DE (1) DE602005001311T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7042470B2 (en) * 2001-03-05 2006-05-09 Digimarc Corporation Using embedded steganographic identifiers in segmented areas of geographic images and characteristics corresponding to imagery data derived from aerial platforms
JP4589275B2 (ja) * 2006-07-27 2010-12-01 パナソニック株式会社 デルタシグマ変調型ｄａ変換装置
JP5145921B2 (ja) * 2007-12-25 2013-02-20 セイコーエプソン株式会社 液体噴射装置
TWI382671B (zh) * 2009-03-13 2013-01-11 Ncku Res & Dev Foundation 可重新組態之積分三角調變模組
TWI387319B (zh) * 2009-06-02 2013-02-21 Novatek Microelectronics Corp 影像處理電路及方法
JP5505520B2 (ja) * 2011-01-06 2014-05-28 富士通株式会社 信号変調回路、信号変調装置および信号変調方法
GB2557051B (en) 2013-10-23 2018-08-22 Cirrus Logic Int Semiconductor Ltd Class-D amplifier circuits
US10033400B1 (en) 2017-10-18 2018-07-24 Schweitzer Engineering Laboratories, Inc. Analog-to-digital converter verification using quantization noise properties
US9985646B1 (en) 2017-10-18 2018-05-29 Schweitzer Engineering Laboratories, Inc. Analog-to-digital converter verification using quantization noise properties

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6107875A (en) * 1998-10-15 2000-08-22 Intersil Corporation Variable frequency class D modulator with built in soft clipping and frequency limiting
US6791404B1 (en) * 1999-07-01 2004-09-14 Broadcom Corporation Method and apparatus for efficient mixed signal processing in a digital amplifier
GB2359681B (en) * 2000-02-25 2004-03-10 Wireless Systems Int Ltd Switched amplifier
JP3576461B2 (ja) * 2000-05-22 2004-10-13 シャープ株式会社 ディジタルスイッチング増幅器
TW519792B (en) * 2000-08-30 2003-02-01 Cirrus Logic Inc Circuits and methods for reducing interference from switched mode circuits
JP2003060508A (ja) 2001-08-16 2003-02-28 Sony Corp デルタシグマ変調器
US6556159B1 (en) * 2001-09-17 2003-04-29 Cirrus Logic, Inc. Variable order modulator
JP4041323B2 (ja) * 2002-03-12 2008-01-30 松下電器産業株式会社 周波数変調装置、周波数変調方法、および、無線回路装置
JP3748543B2 (ja) * 2002-08-12 2006-02-22 ローム株式会社 可変次数型デルタシグマ変調器及びｄａ変換器
US6781458B2 (en) * 2002-08-23 2004-08-24 Tripath Technology, Inc. Providing DC isolation in switching amplifiers
US6970123B1 (en) * 2004-12-02 2005-11-29 Tripath Technology, Inc. Inductorless architecture for a switching amplifier

Also Published As

Publication number Publication date
US20060125667A1 (en) 2006-06-15
EP1672785A1 (de) 2006-06-21
DE602005001311T2 (de) 2008-02-07
EP1672785B1 (de) 2007-06-06
US7161510B2 (en) 2007-01-09
JP2006173819A (ja) 2006-06-29

Similar Documents

Publication Publication Date Title
CY2019034I2 (el) 4-φαινυλαμινο-κιναζολιν-6-υλ-αμιδια
DE602005007194D1 (de) Schaltschlepphebelanordnung
DE112005001624A5 (de) Brillengestell
DK1804871T3 (da) Forbedret mellemstykke
ATE520680T1 (de) Hiv-hemmende 5-heterocyclylpyrimidine
ATE392425T1 (de) Thiazolyl-dihydro-indazole
DE502005004843D1 (de) Einspritzventil
ATE459633T1 (de) Makrolide
DE502005004842D1 (de) Wischblatt
DE602005006509D1 (de) Schalter
DE112005000809A5 (de) Wankstabilisierungseinrichtung
DE602005015844D1 (de) Kompaktes stellglied
DE502004012213D1 (de) Flachdichtung
EP1619792A4 (de) Vorverstärker
DE202004017327U1 (de) Fitnessrad
DE602005001311D1 (de) Schaltverstärker
DE502005002602D1 (de) Fahrzeugtemperiersystem
DE502005004695D1 (de) Sicherheitsfangseil
DE602006000179D1 (de) Schaltverstärker
AT500198B8 (de) Ladewagen
DE112005000794T5 (de) Urethanspritzpistolenanordnung
ATE389633T1 (de) Omega-phenyloctanamide
DE502005004160D1 (de) Seitenblinkleuchte
DE502004001961D1 (de) Barikadenbrecher
AT500249A3 (de) Scheibenegge

Legal Events

Date Code Title Description
8364 No opposition during term of opposition