EP2736266A1 - Signalverarbeitungsvorrichtung und aktiver Kopfhörer mit einer derartigen Signalverarbeitungsvorrichtung - Google Patents

Signalverarbeitungsvorrichtung und aktiver Kopfhörer mit einer derartigen Signalverarbeitungsvorrichtung Download PDF

Info

Publication number
EP2736266A1
EP2736266A1 EP12193699.1A EP12193699A EP2736266A1 EP 2736266 A1 EP2736266 A1 EP 2736266A1 EP 12193699 A EP12193699 A EP 12193699A EP 2736266 A1 EP2736266 A1 EP 2736266A1
Authority
EP
European Patent Office
Prior art keywords
signal
signal processing
processing device
processing circuit
spc
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.)
Withdrawn
Application number
EP12193699.1A
Other languages
English (en)
French (fr)
Inventor
Oliver Jones
Horst GETHER
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.)
Ams Osram AG
Original Assignee
Ams AG
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 Ams AG filed Critical Ams AG
Priority to EP12193699.1A priority Critical patent/EP2736266A1/de
Publication of EP2736266A1 publication Critical patent/EP2736266A1/de
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1041—Mechanical or electronic switches, or control elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
    • H04R2201/028—Structural combinations of loudspeakers with built-in power amplifiers, e.g. in the same acoustic enclosure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
    • H04R2460/01—Hearing devices using active noise cancellation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
EP12193699.1A 2012-11-21 2012-11-21 Signalverarbeitungsvorrichtung und aktiver Kopfhörer mit einer derartigen Signalverarbeitungsvorrichtung Withdrawn EP2736266A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP12193699.1A EP2736266A1 (de) 2012-11-21 2012-11-21 Signalverarbeitungsvorrichtung und aktiver Kopfhörer mit einer derartigen Signalverarbeitungsvorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12193699.1A EP2736266A1 (de) 2012-11-21 2012-11-21 Signalverarbeitungsvorrichtung und aktiver Kopfhörer mit einer derartigen Signalverarbeitungsvorrichtung

Publications (1)

Publication Number Publication Date
EP2736266A1 true EP2736266A1 (de) 2014-05-28

Family

ID=47428483

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12193699.1A Withdrawn EP2736266A1 (de) 2012-11-21 2012-11-21 Signalverarbeitungsvorrichtung und aktiver Kopfhörer mit einer derartigen Signalverarbeitungsvorrichtung

Country Status (1)

Country Link
EP (1) EP2736266A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106101895A (zh) * 2016-06-30 2016-11-09 华峰君 一种降噪耳机及控制噪音消除电路开启或关闭的方法
CN108632710A (zh) * 2018-05-11 2018-10-09 深圳市天微电子股份有限公司 主动降噪芯片、装置及方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4412245A (en) * 1980-10-01 1983-10-25 Gte Products Corporation Differential current detector in cable television trunk amplifier station
JPS61148985A (ja) * 1984-12-21 1986-07-07 Pioneer Electronic Corp Ｃａｔｖの伝送回路
JPS648748A (en) * 1987-06-30 1989-01-12 Mitsubishi Cable Ind Ltd Line concentration device for duplicated loop type local area network
JPH04213986A (ja) * 1990-12-12 1992-08-05 Hochiki Corp Ｃａｔｖシステム用増幅器
JPH0614036A (ja) * 1992-06-24 1994-01-21 Hitachi Cable Ltd トークンリングｌａｎ用ハブ
EP0792075A2 (de) * 1996-02-26 1997-08-27 Hewlett-Packard Company Nachrichtenmodifikationsvorrichtung zur Verwendung in einem Fernmeldesignalisierungsnetz
JP2000207654A (ja) * 1999-01-19 2000-07-28 Nohmi Bosai Ltd 防災システム
JP2001007942A (ja) * 1999-06-21 2001-01-12 Nec Eng Ltd 電子式回線切換装置
EP2131354A2 (de) * 2008-05-15 2009-12-09 Kabushiki Kaisha Audio- Technica Rauschunterdrückungskopfhörer

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4412245A (en) * 1980-10-01 1983-10-25 Gte Products Corporation Differential current detector in cable television trunk amplifier station
JPS61148985A (ja) * 1984-12-21 1986-07-07 Pioneer Electronic Corp Ｃａｔｖの伝送回路
JPS648748A (en) * 1987-06-30 1989-01-12 Mitsubishi Cable Ind Ltd Line concentration device for duplicated loop type local area network
JPH04213986A (ja) * 1990-12-12 1992-08-05 Hochiki Corp Ｃａｔｖシステム用増幅器
JPH0614036A (ja) * 1992-06-24 1994-01-21 Hitachi Cable Ltd トークンリングｌａｎ用ハブ
EP0792075A2 (de) * 1996-02-26 1997-08-27 Hewlett-Packard Company Nachrichtenmodifikationsvorrichtung zur Verwendung in einem Fernmeldesignalisierungsnetz
JP2000207654A (ja) * 1999-01-19 2000-07-28 Nohmi Bosai Ltd 防災システム
JP2001007942A (ja) * 1999-06-21 2001-01-12 Nec Eng Ltd 電子式回線切換装置
EP2131354A2 (de) * 2008-05-15 2009-12-09 Kabushiki Kaisha Audio- Technica Rauschunterdrückungskopfhörer

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"Harman Kardon CL Headphones, Are One Of Five New Headphones From Harman Kardon", THESTREET.COM PRESS RELEASES, 12 June 2012 (2012-06-12), XP055056401, Retrieved from the Internet <URL:http://www.thestreet.com/story/11577477/1/harman-kardon-cl-headphones-are-one-of-five-new-headphones-from-harman-kardon-photo-business-wire.html> [retrieved on 20130313] *
TEXAS INSTRUMENTS INCORPORATED: "TLV320AIC3101 LOW-POWER STEREO AUDIO CODEC FOR PORTABLE AUDIO/TELEPHONY", December 2008 (2008-12-01), XP055056392, Retrieved from the Internet <URL:www.ti.com/lit/ds/symlink/tlv320aic3101.pdf> [retrieved on 20130313] *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106101895A (zh) * 2016-06-30 2016-11-09 华峰君 一种降噪耳机及控制噪音消除电路开启或关闭的方法
CN108632710A (zh) * 2018-05-11 2018-10-09 深圳市天微电子股份有限公司 主动降噪芯片、装置及方法

Similar Documents

Publication Publication Date Title
US20170078814A1 (en) Microphone biasing circuitry and method thereof
US8073153B2 (en) System and method for engaging in conversation while using an earphone
CN104754484A (zh) 具有可切换电源电压的听力设备
US9319003B2 (en) Audio amplifier
EP0842562A1 (de) Automatisch geschaltete entzerrerschaltung
JP2011139415A (ja) オーディオ信号増幅回路、反転増幅器およびそれを用いた電子機器
EP2736266A1 (de) Signalverarbeitungsvorrichtung und aktiver Kopfhörer mit einer derartigen Signalverarbeitungsvorrichtung
US7023983B2 (en) Versatile circuit for interfacing with audio headsets
JP5254251B2 (ja) トランシーバ等の通信機のスピーカ付ハンドマイクにおける音声入出力自動切替回路
JP2015097385A (ja) 中断可能なマイクロフォン電源を有する聴覚機器
JP5060369B2 (ja) 出力バッファー回路
US20180025719A1 (en) Low-Power-Consumption Active Noise-Reduction In-Ear Music Earphone and Method for Noise Reduction
JP5157933B2 (ja) 信号切換回路
KR101648042B1 (ko) ANC(Active Noise Cancellation) 기능을 가지는 휴대폰용 이어폰 시스템
KR102543614B1 (ko) 연산 증폭기에 대한 오프셋을 제거하는 오프셋 제거 회로
EP2866471B1 (de) Hörinstrument mit unterbrechbarer Mikrofonstromversorgung
JP5218089B2 (ja) 信号切換回路
KR101762923B1 (ko) 오디오 장치 및 오디오 출력 포트
US10477308B2 (en) Circuit and a receiver comprising the circuit
US11197109B2 (en) Hearing device with active vent comprising solenoid
JP2009296478A (ja) 増幅回路
JP2002330488A (ja) 音声信号再生回路及びノイズキャンセリングヘッドホン回路
JP5336635B2 (ja) 出力バッファー回路
JP4934376B2 (ja) 放送装置
JP2011139232A (ja) 電気機器

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20121121

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20141129