TW200727263A - Audio device - Google Patents

Audio device

Info

Publication number
TW200727263A
TW200727263A TW095143528A TW95143528A TW200727263A TW 200727263 A TW200727263 A TW 200727263A TW 095143528 A TW095143528 A TW 095143528A TW 95143528 A TW95143528 A TW 95143528A TW 200727263 A TW200727263 A TW 200727263A
Authority
TW
Taiwan
Prior art keywords
audio
digital
signal path
audio device
audio signals
Prior art date
Application number
TW095143528A
Other languages
English (en)
Other versions
TWI420506B (zh
Inventor
David Sinai
Original Assignee
Wolfson Microelectronics Plc
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 Wolfson Microelectronics Plc filed Critical Wolfson Microelectronics Plc
Publication of TW200727263A publication Critical patent/TW200727263A/zh
Application granted granted Critical
Publication of TWI420506B publication Critical patent/TWI420506B/zh

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/16—Storage of analogue signals in digital stores using an arrangement comprising analogue/digital [A/D] converters, digital memories and digital/analogue [D/A] converters 
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2659—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for data rate control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2653—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for logical channel control

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Software Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Telephone Function (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Transceivers (AREA)
  • Bus Control (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
TW095143528A 2005-11-26 2006-11-24 可攜式無線電話式裝置及其操作方法 TWI420506B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0524099A GB2432765B (en) 2005-11-26 2005-11-26 Audio device

Publications (2)

Publication Number Publication Date
TW200727263A true TW200727263A (en) 2007-07-16
TWI420506B TWI420506B (zh) 2013-12-21

Family

ID=35601272

Family Applications (2)

Application Number Title Priority Date Filing Date
TW102135863A TWI457911B (zh) 2005-11-26 2006-11-24 數位音訊裝置、可攜式無線電話裝置、蜂巢式無線電話及其操作方法
TW095143528A TWI420506B (zh) 2005-11-26 2006-11-24 可攜式無線電話式裝置及其操作方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
TW102135863A TWI457911B (zh) 2005-11-26 2006-11-24 數位音訊裝置、可攜式無線電話裝置、蜂巢式無線電話及其操作方法

Country Status (6)

Country Link
US (5) US7765019B2 (zh)
EP (2) EP1806660B1 (zh)
CN (2) CN103294441B (zh)
AT (1) ATE544116T1 (zh)
GB (2) GB2444191B (zh)
TW (2) TWI457911B (zh)

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Also Published As

Publication number Publication date
US8843227B2 (en) 2014-09-23
EP1806660A3 (en) 2008-06-25
US20100317397A1 (en) 2010-12-16
US20170221490A1 (en) 2017-08-03
CN103294441B (zh) 2016-08-03
US20150058024A1 (en) 2015-02-26
EP2360597A2 (en) 2011-08-24
US9666197B2 (en) 2017-05-30
US20070124150A1 (en) 2007-05-31
TWI457911B (zh) 2014-10-21
EP2360597A3 (en) 2011-09-21
GB2444191B (en) 2008-07-16
GB2432765B (en) 2008-04-30
US20130237285A1 (en) 2013-09-12
EP1806660A2 (en) 2007-07-11
ATE544116T1 (de) 2012-02-15
US7765019B2 (en) 2010-07-27
GB2444191A (en) 2008-05-28
TW201407601A (zh) 2014-02-16
US8433430B2 (en) 2013-04-30
CN1996763A (zh) 2007-07-11
EP1806660B1 (en) 2012-02-01
GB2432765A (en) 2007-05-30
GB2444191A8 (en) 2008-05-29
GB0524099D0 (en) 2006-01-04
CN1996763B (zh) 2013-03-20
US10504526B2 (en) 2019-12-10
CN103294441A (zh) 2013-09-11
TWI420506B (zh) 2013-12-21
GB0803500D0 (en) 2008-04-02
EP2360597B1 (en) 2014-01-08

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