HK1221845A1 - Audio system equalization for portable media playback devices - Google Patents

Audio system equalization for portable media playback devices

Info

Publication number
HK1221845A1
HK1221845A1 HK16109868.2A HK16109868A HK1221845A1 HK 1221845 A1 HK1221845 A1 HK 1221845A1 HK 16109868 A HK16109868 A HK 16109868A HK 1221845 A1 HK1221845 A1 HK 1221845A1
Authority
HK
Hong Kong
Prior art keywords
audio system
media playback
playback devices
portable media
system equalization
Prior art date
Application number
HK16109868.2A
Other languages
Chinese (zh)
Inventor
Alan J Seefeldt
Original Assignee
Dolby Laboratories Licensing 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 Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of HK1221845A1 publication Critical patent/HK1221845A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/308—Electronic adaptation dependent on speaker or headphone connection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/301—Automatic calibration of stereophonic sound system, e.g. with test microphone
HK16109868.2A 2010-05-06 2016-08-17 Audio system equalization for portable media playback devices HK1221845A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33215910P 2010-05-06 2010-05-06

Publications (1)

Publication Number Publication Date
HK1221845A1 true HK1221845A1 (en) 2017-06-09

Family

ID=44146859

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16109868.2A HK1221845A1 (en) 2010-05-06 2016-08-17 Audio system equalization for portable media playback devices

Country Status (6)

Country Link
EP (2) EP2986034B1 (en)
JP (3) JP2013530420A (en)
CN (1) CN102893633B (en)
ES (1) ES2632576T3 (en)
HK (1) HK1221845A1 (en)
WO (1) WO2011139502A1 (en)

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Also Published As

Publication number Publication date
EP2986034A1 (en) 2016-02-17
CN102893633A (en) 2013-01-23
JP6377018B2 (en) 2018-08-22
CN102893633B (en) 2015-04-15
EP2567554A1 (en) 2013-03-13
EP2986034B1 (en) 2017-05-31
JP2017194703A (en) 2017-10-26
JP2013530420A (en) 2013-07-25
JP2015180954A (en) 2015-10-15
WO2011139502A1 (en) 2011-11-10
ES2632576T3 (en) 2017-09-14
EP2567554B1 (en) 2016-03-23

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PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20220407