GB201609582D0 - Analog-to-digital converter - Google Patents

Analog-to-digital converter

Info

Publication number
GB201609582D0
GB201609582D0 GBGB1609582.0A GB201609582A GB201609582D0 GB 201609582 D0 GB201609582 D0 GB 201609582D0 GB 201609582 A GB201609582 A GB 201609582A GB 201609582 D0 GB201609582 D0 GB 201609582D0
Authority
GB
United Kingdom
Prior art keywords
analog
digital converter
converter
digital
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
GBGB1609582.0A
Other versions
GB2541079B (en
GB2541079A (en
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.)
Cirrus Logic International Semiconductor Ltd
Original Assignee
Cirrus Logic International Semiconductor Ltd
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 Cirrus Logic International Semiconductor Ltd filed Critical Cirrus Logic International Semiconductor Ltd
Priority to GB1609582.0A priority Critical patent/GB2541079B/en
Priority to GB1719308.7A priority patent/GB2553473B/en
Priority to GB1719314.5A priority patent/GB2553734B/en
Priority to GB1719310.3A priority patent/GB2553474B/en
Priority to GB1719305.3A priority patent/GB2553472B/en
Publication of GB201609582D0 publication Critical patent/GB201609582D0/en
Publication of GB2541079A publication Critical patent/GB2541079A/en
Application granted granted Critical
Publication of GB2541079B publication Critical patent/GB2541079B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/392—Arrangements for selecting among plural operation modes, e.g. for multi-standard operation
    • H03M3/398—Arrangements for selecting among plural operation modes, e.g. for multi-standard operation among different converter types
    • 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
    • G10L15/00—Speech recognition
    • G10L15/28—Constructional details of speech recognition systems
    • G10L15/285—Memory allocation or algorithm optimisation to reduce hardware requirements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/32—Delta-sigma modulation with special provisions or arrangements for power saving, e.g. by allowing a sleep mode, using lower supply voltage for downstream stages, using multiple clock domains, by selectively turning on stages when needed
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
GB1609582.0A 2013-06-26 2013-06-26 Analog-to-digital converter Active GB2541079B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB1609582.0A GB2541079B (en) 2013-06-26 2013-06-26 Analog-to-digital converter
GB1719308.7A GB2553473B (en) 2013-06-26 2013-06-26 Analog-to-digital converter
GB1719314.5A GB2553734B (en) 2013-06-26 2013-06-26 Analog-to-digital converter
GB1719310.3A GB2553474B (en) 2013-06-26 2013-06-26 Analog-to-digital converter
GB1719305.3A GB2553472B (en) 2013-06-26 2013-06-26 Analog-to-digital converter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1609582.0A GB2541079B (en) 2013-06-26 2013-06-26 Analog-to-digital converter
GB1311375.8A GB2515526B (en) 2013-06-26 2013-06-26 Analog-to-digital convertor

Publications (3)

Publication Number Publication Date
GB201609582D0 true GB201609582D0 (en) 2016-07-13
GB2541079A GB2541079A (en) 2017-02-08
GB2541079B GB2541079B (en) 2018-03-14

Family

ID=48998998

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1311375.8A Active GB2515526B (en) 2013-06-26 2013-06-26 Analog-to-digital convertor
GB1609582.0A Active GB2541079B (en) 2013-06-26 2013-06-26 Analog-to-digital converter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB1311375.8A Active GB2515526B (en) 2013-06-26 2013-06-26 Analog-to-digital convertor

Country Status (1)

Country Link
GB (2) GB2515526B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2529691B (en) 2014-08-29 2018-03-21 Cirrus Logic Int Semiconductor Ltd Class D amplifier circuit
US9799349B2 (en) * 2015-04-24 2017-10-24 Cirrus Logic, Inc. Analog-to-digital converter (ADC) dynamic range enhancement for voice-activated systems
CN108141222B (en) * 2015-10-09 2021-08-06 Tdk株式会社 Electronic circuit for a microphone and microphone
FR3054362B1 (en) * 2016-07-22 2022-02-04 Dolphin Integration Sa SPEECH RECOGNITION CIRCUIT AND METHOD

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6340944B1 (en) * 2000-08-21 2002-01-22 Exar Corporation Programmable power consumption pipeline analog-to-digital converter with variable resolution
US6362762B1 (en) * 2000-08-23 2002-03-26 Hrl Laboratories, Llc Multiple mode analog-to-digital converter employing a single quantizer
US6914549B2 (en) * 2003-09-12 2005-07-05 Texas Instruments Incorporated Reconfigurable analog-to-digital converter
US6894632B1 (en) * 2004-01-14 2005-05-17 Northrop Grumman Corporation Programmable analog-to-digital converter
US7760122B1 (en) * 2008-05-02 2010-07-20 Pmc-Sierra, Inc. Power optimized ADC for wireless transceivers
JP4809454B2 (en) * 2009-05-17 2011-11-09 株式会社半導体理工学研究センター Circuit activation method and circuit activation apparatus by speech estimation
US8107340B2 (en) * 2009-08-18 2012-01-31 Mediatek Inc. Electronic apparatus with adjustable power consumption
JP5299404B2 (en) * 2010-11-10 2013-09-25 日本電気株式会社 Analog-digital conversion apparatus and analog-digital conversion method
US9838810B2 (en) * 2012-02-27 2017-12-05 Qualcomm Technologies International, Ltd. Low power audio detection
US8988264B2 (en) * 2013-02-28 2015-03-24 Nxp, B.V. Analogue to digital converter

Also Published As

Publication number Publication date
GB201311375D0 (en) 2013-08-14
GB2515526B (en) 2017-11-08
GB2541079B (en) 2018-03-14
GB2541079A (en) 2017-02-08
GB2515526A (en) 2014-12-31

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