DK1579573T3 - Anordning og fremgangsmåde til sikker håndtering af synkron nedlukning af impulsbreddemoduleret output - Google Patents

Anordning og fremgangsmåde til sikker håndtering af synkron nedlukning af impulsbreddemoduleret output

Info

Publication number
DK1579573T3
DK1579573T3 DK03814323T DK03814323T DK1579573T3 DK 1579573 T3 DK1579573 T3 DK 1579573T3 DK 03814323 T DK03814323 T DK 03814323T DK 03814323 T DK03814323 T DK 03814323T DK 1579573 T3 DK1579573 T3 DK 1579573T3
Authority
DK
Denmark
Prior art keywords
shutdown
pulse width
width modulated
modulated output
safe handling
Prior art date
Application number
DK03814323T
Other languages
English (en)
Inventor
Jack B Andersen
Wasim Quddus
Original Assignee
Cirrus Logic Inc
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 Cirrus Logic Inc filed Critical Cirrus Logic Inc
Application granted granted Critical
Publication of DK1579573T3 publication Critical patent/DK1579573T3/da

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
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/03—Indexing scheme relating to amplifiers the amplifier being designed for audio applications
    • 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
    • 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)
  • Selective Calling Equipment (AREA)
  • Transmitters (AREA)
DK03814323T 2002-12-23 2003-12-18 Anordning og fremgangsmåde til sikker håndtering af synkron nedlukning af impulsbreddemoduleret output DK1579573T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/328,281 US6925115B1 (en) 2002-12-23 2002-12-23 Apparatus and method for safely handling asychronous shutdown of pulsewidth modulated output
PCT/US2003/040983 WO2004059850A2 (en) 2002-12-23 2003-12-18 Apparatus and method for safely handling asynchronous shutdown of pulsewidth modulated output

Publications (1)

Publication Number Publication Date
DK1579573T3 true DK1579573T3 (da) 2007-12-03

Family

ID=32680769

Family Applications (1)

Application Number Title Priority Date Filing Date
DK03814323T DK1579573T3 (da) 2002-12-23 2003-12-18 Anordning og fremgangsmåde til sikker håndtering af synkron nedlukning af impulsbreddemoduleret output

Country Status (8)

Country Link
US (1) US6925115B1 (da)
EP (1) EP1579573B1 (da)
JP (1) JP2006512008A (da)
AT (1) ATE371986T1 (da)
AU (1) AU2003300274A1 (da)
DE (1) DE60316030T2 (da)
DK (1) DK1579573T3 (da)
WO (1) WO2004059850A2 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3928728B2 (ja) * 2003-09-19 2007-06-13 ソニー株式会社 デジタルアンプ
US8041456B1 (en) * 2008-10-22 2011-10-18 Anybots, Inc. Self-balancing robot including an ultracapacitor power source
US8160747B1 (en) 2008-10-24 2012-04-17 Anybots, Inc. Remotely controlled self-balancing robot including kinematic image stabilization
US8442661B1 (en) 2008-11-25 2013-05-14 Anybots 2.0, Inc. Remotely controlled self-balancing robot including a stabilized laser pointer
US8788096B1 (en) 2010-05-17 2014-07-22 Anybots 2.0, Inc. Self-balancing robot having a shaft-mounted head

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4528486A (en) * 1983-12-29 1985-07-09 The Boeing Company Controller for a brushless DC motor
US5617058A (en) * 1995-11-13 1997-04-01 Apogee Technology, Inc. Digital signal processing for linearization of small input signals to a tri-state power switch
US5675297A (en) * 1996-04-29 1997-10-07 Delco Electronics Corporation Integrated pulse-width modulation circuit with thermal shutdown circuit
US6107876A (en) * 1999-04-13 2000-08-22 Ravisent Technologies, Inc. Digital input switching audio power amplifier
US6853325B2 (en) * 2002-12-27 2005-02-08 Renesas Technology Corp. Pulse width modulation digital amplifier

Also Published As

Publication number Publication date
DE60316030D1 (de) 2007-10-11
US6925115B1 (en) 2005-08-02
AU2003300274A8 (en) 2004-07-22
DE60316030T2 (de) 2008-05-21
JP2006512008A (ja) 2006-04-06
EP1579573A2 (en) 2005-09-28
EP1579573B1 (en) 2007-08-29
WO2004059850A3 (en) 2004-12-23
WO2004059850A2 (en) 2004-07-15
EP1579573A4 (en) 2006-02-01
AU2003300274A1 (en) 2004-07-22
ATE371986T1 (de) 2007-09-15

Similar Documents

Publication Publication Date Title
WO2002027931A3 (en) Method and apparatus for asynchronously controlling state information within a circuit
TW200616317A (en) Method and apparatus for intelligently setting dead time
EP1744439A3 (en) Method and apparatus for fault detection in a switching power supply
DE60328215D1 (de) Leistungsverstärkersystem
DE60231508D1 (de) System zur strommodus-amplitudenmodulation , und verfahren dazu
EP1892822A3 (en) Power level balance of frequency converters connected in parallel
DK1391138T3 (da) Fremgangsmåde til frembringelse af et elektrisk udgangssignal og akustisk/elektrisk konverteringssystem
DK1579573T3 (da) Anordning og fremgangsmåde til sikker håndtering af synkron nedlukning af impulsbreddemoduleret output
DE59914771D1 (de) Datenverarbeitungseinrichtung und verfahren zu deren spannungsversorgung
EP1422813A3 (en) Inverter control method and apparatus
TW200737732A (en) Method and apparatus for generating output signal
SE9804605L (sv) Dataskivare
EP0343899A3 (en) Circuit for generating pulses having controlled duty cycle
ATE534207T1 (de) Verzögerungsregelkreis und -verfahren
DK1413055T3 (da) Justerbar höjströmstyrke- og höjspændingsimpulsgenerator
TW200615737A (en) Apparatus and method for generating a clock signal
TW200511613A (en) Laser driver circuit
ATE424607T1 (de) Verfahren und vorrichtung zur generierung von audiokomponenten
ATE253272T1 (de) Verfahren und vorrichtung zur überwachung von dispersiver wellenenergie zum optimieren der solitonübertragungsleistung
TW200514991A (en) Method and apparatus for testing a bridge circuit
WO2002031451A3 (en) Apparatus and method for detecting the location, intensity and initiation time of an energy pulse
CN211605643U (zh) 一种具有自动时间控制的脉冲激光装置
ATE216518T1 (de) Getaktete integrierte halbleiterschaltung und verfahren zum betreiben einer solchen
JPS53136646A (en) Power source device
KR100568761B1 (ko) 비접촉식 전원위상 동기장치