FR2823385B1 - DEVICE FOR ANALOGUE CONDITIONING OF A VOICE SIGNAL IN A DIGITAL SPEECH PROCESSING CHAIN IN A NOISE ENVIRONMENT - Google Patents

DEVICE FOR ANALOGUE CONDITIONING OF A VOICE SIGNAL IN A DIGITAL SPEECH PROCESSING CHAIN IN A NOISE ENVIRONMENT

Info

Publication number
FR2823385B1
FR2823385B1 FR0105046A FR0105046A FR2823385B1 FR 2823385 B1 FR2823385 B1 FR 2823385B1 FR 0105046 A FR0105046 A FR 0105046A FR 0105046 A FR0105046 A FR 0105046A FR 2823385 B1 FR2823385 B1 FR 2823385B1
Authority
FR
France
Prior art keywords
voice signal
speech processing
processing chain
noise environment
digital speech
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.)
Expired - Lifetime
Application number
FR0105046A
Other languages
French (fr)
Other versions
FR2823385A1 (en
Inventor
Gerard Reynaud
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR0105046A priority Critical patent/FR2823385B1/en
Publication of FR2823385A1 publication Critical patent/FR2823385A1/en
Application granted granted Critical
Publication of FR2823385B1 publication Critical patent/FR2823385B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
FR0105046A 2001-04-10 2001-04-10 DEVICE FOR ANALOGUE CONDITIONING OF A VOICE SIGNAL IN A DIGITAL SPEECH PROCESSING CHAIN IN A NOISE ENVIRONMENT Expired - Lifetime FR2823385B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0105046A FR2823385B1 (en) 2001-04-10 2001-04-10 DEVICE FOR ANALOGUE CONDITIONING OF A VOICE SIGNAL IN A DIGITAL SPEECH PROCESSING CHAIN IN A NOISE ENVIRONMENT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0105046A FR2823385B1 (en) 2001-04-10 2001-04-10 DEVICE FOR ANALOGUE CONDITIONING OF A VOICE SIGNAL IN A DIGITAL SPEECH PROCESSING CHAIN IN A NOISE ENVIRONMENT

Publications (2)

Publication Number Publication Date
FR2823385A1 FR2823385A1 (en) 2002-10-11
FR2823385B1 true FR2823385B1 (en) 2003-05-30

Family

ID=8862287

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0105046A Expired - Lifetime FR2823385B1 (en) 2001-04-10 2001-04-10 DEVICE FOR ANALOGUE CONDITIONING OF A VOICE SIGNAL IN A DIGITAL SPEECH PROCESSING CHAIN IN A NOISE ENVIRONMENT

Country Status (1)

Country Link
FR (1) FR2823385B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8755456B2 (en) * 2011-03-09 2014-06-17 Qualcomm Incorporated Waveform scaling in wireless transmitters

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL84948A0 (en) * 1987-12-25 1988-06-30 D S P Group Israel Ltd Noise reduction system
AU8050998A (en) * 1997-06-16 1999-01-04 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for low complexity noise reduction
CN1168207C (en) * 1999-03-30 2004-09-22 高通股份有限公司 Method and apparatus for automatically adjusting speaker and microphone gains within a mobile telephone

Also Published As

Publication number Publication date
FR2823385A1 (en) 2002-10-11

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