EP2485503A3 - Audio processing apparatus - Google Patents
Audio processing apparatus Download PDFInfo
- Publication number
- EP2485503A3 EP2485503A3 EP11189124.8A EP11189124A EP2485503A3 EP 2485503 A3 EP2485503 A3 EP 2485503A3 EP 11189124 A EP11189124 A EP 11189124A EP 2485503 A3 EP2485503 A3 EP 2485503A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- audio signal
- amplify
- supply
- amplified
- expansion
- 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.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/01—Input selection or mixing for amplifiers or loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/03—Connection circuits to selectively connect loudspeakers or headphones to amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Stereophonic System (AREA)
- Stereo-Broadcasting Methods (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011020395A JP5245186B2 (en) | 2011-02-02 | 2011-02-02 | Audio processing device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2485503A2 EP2485503A2 (en) | 2012-08-08 |
EP2485503A3 true EP2485503A3 (en) | 2013-06-05 |
Family
ID=45092223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11189124.8A Ceased EP2485503A3 (en) | 2011-02-02 | 2011-11-15 | Audio processing apparatus |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2485503A3 (en) |
JP (1) | JP5245186B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5477404B2 (en) * | 2012-02-10 | 2014-04-23 | オンキヨー株式会社 | Audio processing device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0866638A2 (en) * | 1997-03-10 | 1998-09-23 | Matsushita Electric Industrial Co., Ltd. | Audiovisual amplifier |
US20020006081A1 (en) * | 2000-06-07 | 2002-01-17 | Kaneaki Fujishita | Multi-channel audio reproducing apparatus |
JP2002345100A (en) * | 2001-05-22 | 2002-11-29 | Funai Electric Co Ltd | Av amplifier and channel setting method of output terminal of the av amplifier |
JP2010183202A (en) * | 2009-02-03 | 2010-08-19 | Onkyo Corp | Sound processor |
EP2222097A1 (en) * | 2009-02-03 | 2010-08-25 | Onkyo Corporation | Audio processing apparatus |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09271100A (en) * | 1996-04-02 | 1997-10-14 | Nippon Columbia Co Ltd | Acoustic signal processing unit |
JP3436681B2 (en) * | 1997-03-10 | 2003-08-11 | 松下電器産業株式会社 | AV amplifier |
-
2011
- 2011-02-02 JP JP2011020395A patent/JP5245186B2/en active Active
- 2011-11-15 EP EP11189124.8A patent/EP2485503A3/en not_active Ceased
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0866638A2 (en) * | 1997-03-10 | 1998-09-23 | Matsushita Electric Industrial Co., Ltd. | Audiovisual amplifier |
US20020006081A1 (en) * | 2000-06-07 | 2002-01-17 | Kaneaki Fujishita | Multi-channel audio reproducing apparatus |
JP2002345100A (en) * | 2001-05-22 | 2002-11-29 | Funai Electric Co Ltd | Av amplifier and channel setting method of output terminal of the av amplifier |
JP2010183202A (en) * | 2009-02-03 | 2010-08-19 | Onkyo Corp | Sound processor |
EP2222097A1 (en) * | 2009-02-03 | 2010-08-25 | Onkyo Corporation | Audio processing apparatus |
Also Published As
Publication number | Publication date |
---|---|
JP2012160993A (en) | 2012-08-23 |
EP2485503A2 (en) | 2012-08-08 |
JP5245186B2 (en) | 2013-07-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2648333A3 (en) | Sensor amplifier arrangement and method for amplifying a sensor signal | |
EP2429215A3 (en) | Speaker device | |
EP2582040A3 (en) | Apparatus and method for expanding operation region of power amplifier | |
EP4379718A3 (en) | Smart line-in processing for audio volume | |
EP3038385A4 (en) | Speaker device and audio signal processing method | |
EP2262209A3 (en) | Apparatus and method for outputting audio signal in portable terminal | |
EP2627097A3 (en) | Video/audio switching in a computing device | |
EP2651150A3 (en) | Audio device with a voice coil channel and a separately amplified telecoil channel | |
WO2013060574A3 (en) | Noise reduction system and method for noise reduction | |
GB2591523B (en) | Audio amplifier circuitry | |
MX2014009225A (en) | Method for performing announcements in a means of transport. | |
EP2375789A3 (en) | Audio processing apparatus | |
EP3700087A4 (en) | Doherty amplifier and doherty amplifier circuit | |
EP3874493A4 (en) | An audio capturing arrangement | |
ATE536054T1 (en) | SOUND PROCESSING APPARATUS | |
EP2257081A8 (en) | Listening device with two or more microphones | |
EP2424106A3 (en) | Amplifying circuit | |
EP2343801A3 (en) | Audio apparatus | |
EP2645567A3 (en) | Volume control apparatus | |
EP2922010A3 (en) | Digital voucher authentication | |
EP2485503A3 (en) | Audio processing apparatus | |
EP2299589A3 (en) | Audio processing apparatus and method | |
GB2439982B (en) | Amplifying an audio signal | |
EP2498052A3 (en) | High-linearity signal-processing amplifier | |
EP2690884A3 (en) | Audio device with mute function |
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 |
|
AK | Designated contracting states |
Kind code of ref document: A2 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 |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 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 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04R 5/04 20060101AFI20130426BHEP Ipc: H04S 3/00 20060101ALI20130426BHEP |
|
17P | Request for examination filed |
Effective date: 20131204 |
|
RBV | Designated contracting states (corrected) |
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 |
|
17Q | First examination report despatched |
Effective date: 20160523 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
|
18R | Application refused |
Effective date: 20190310 |