JP2003037452A5 - - Google Patents

Download PDF

Info

Publication number
JP2003037452A5
JP2003037452A5 JP2001226352A JP2001226352A JP2003037452A5 JP 2003037452 A5 JP2003037452 A5 JP 2003037452A5 JP 2001226352 A JP2001226352 A JP 2001226352A JP 2001226352 A JP2001226352 A JP 2001226352A JP 2003037452 A5 JP2003037452 A5 JP 2003037452A5
Authority
JP
Japan
Prior art keywords
amplifier
circuit
input signal
power supply
compression
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
JP2001226352A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003037452A (ja
JP3774385B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2001226352A priority Critical patent/JP3774385B2/ja
Priority claimed from JP2001226352A external-priority patent/JP3774385B2/ja
Publication of JP2003037452A publication Critical patent/JP2003037452A/ja
Publication of JP2003037452A5 publication Critical patent/JP2003037452A5/ja
Application granted granted Critical
Publication of JP3774385B2 publication Critical patent/JP3774385B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP2001226352A 2001-07-26 2001-07-26 増幅器の保護回路 Expired - Lifetime JP3774385B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001226352A JP3774385B2 (ja) 2001-07-26 2001-07-26 増幅器の保護回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001226352A JP3774385B2 (ja) 2001-07-26 2001-07-26 増幅器の保護回路

Publications (3)

Publication Number Publication Date
JP2003037452A JP2003037452A (ja) 2003-02-07
JP2003037452A5 true JP2003037452A5 (th) 2005-03-17
JP3774385B2 JP3774385B2 (ja) 2006-05-10

Family

ID=19059186

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001226352A Expired - Lifetime JP3774385B2 (ja) 2001-07-26 2001-07-26 増幅器の保護回路

Country Status (1)

Country Link
JP (1) JP3774385B2 (th)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602004013940D1 (de) * 2003-03-21 2008-07-03 D2Audio Corp Systeme und verfahren zum schutz von audioverstärkerschaltungen
US7706545B2 (en) 2003-03-21 2010-04-27 D2Audio Corporation Systems and methods for protection of audio amplifier circuits
US7929718B1 (en) 2003-05-12 2011-04-19 D2Audio Corporation Systems and methods for switching and mixing signals in a multi-channel amplifier
JP2008072157A (ja) * 2005-02-28 2008-03-27 Pioneer Electronic Corp 電力増幅装置
US7286010B2 (en) 2006-01-26 2007-10-23 D2Audio Corporation Systems and methods for over-current protection
JP2008244554A (ja) * 2007-03-26 2008-10-09 Toa Corp オーディオ装置の過電流保護回路
WO2009088886A2 (en) 2007-12-31 2009-07-16 Intersil Americas Inc. Systems and methods for improved over-current clipping
JP5430438B2 (ja) * 2010-02-18 2014-02-26 パナソニック株式会社 デジタルアンプ
GB2498649B (en) * 2011-08-03 2014-03-26 Blackstar Amplification Ltd Solid state audio power amplifier
JP6085541B2 (ja) * 2013-09-13 2017-02-22 エムケー電子株式会社 イヤースピーカ装置
JP6433067B2 (ja) * 2015-04-30 2018-12-05 アルパイン株式会社 オーディオ用増幅装置
CN106089669B (zh) * 2016-06-06 2017-11-21 珠海格力电器股份有限公司 压缩机保护电路、方法及装置
JP6481669B2 (ja) * 2016-08-25 2019-03-13 オンキヨー株式会社 増幅装置

Similar Documents

Publication Publication Date Title
JP2003037452A5 (th)
JP2009516934A (ja) スペクトルが変えられるポリフォニック着信音報知器
CN1109429C (zh) 用于话音通讯和信令的双用途扬声器
JP3774385B2 (ja) 増幅器の保護回路
JP4139220B2 (ja) モード間で切替え可能な電源回路装置
JP4191077B2 (ja) スピーカ保護回路およびスピーカ保護方法
JP6904179B2 (ja) 増幅器、音響機器および制御方法
KR102046414B1 (ko) 파워 앰프의 오디오 신호를 사용한 충전 회로와 고주파 스피커의 보호 회로를 구비하는 시스템
JPH08317497A (ja) 音声案内装置
US8238580B2 (en) Module having a remote turn-on function for use with a powered subwoofer/speaker or other audio/visual electrical equipment
JP3916428B2 (ja) オーディオパワーアンプの出力制御装置
JPH05344595A (ja) 音声信号処理装置
JP2845596B2 (ja) 音声増幅回路
JP2002247477A5 (th)
US20080069392A1 (en) Powered subwoofer/speaker remote turn-on function
JP2578812Y2 (ja) 電子機器用音声回路
JP3075819B2 (ja) 電話装置
KR100424558B1 (ko) 가정 자동화 단말기의 피호출 멜로디 음량 자동조절 장치 및 그제어 방법
JPH0775290B2 (ja) 音響信号増幅装置
WO2006092940A1 (ja) 電力増幅装置
JPH0576093A (ja) オーデイオ装置
JPH05252469A (ja) テレビジョン受像機の音声出力回路
JPH0739114U (ja) 自動音量調節装置
KR970051066A (ko) 카오디오의 과열발생 방지장치
JP2004104649A (ja) スピーカーシステム