FR2821476B1 - Procede de reconstruction spectrale de signal audio a spectre incomplet et dispositif correspondant - Google Patents

Procede de reconstruction spectrale de signal audio a spectre incomplet et dispositif correspondant

Info

Publication number
FR2821476B1
FR2821476B1 FR0102608A FR0102608A FR2821476B1 FR 2821476 B1 FR2821476 B1 FR 2821476B1 FR 0102608 A FR0102608 A FR 0102608A FR 0102608 A FR0102608 A FR 0102608A FR 2821476 B1 FR2821476 B1 FR 2821476B1
Authority
FR
France
Prior art keywords
audio signal
corresponding device
spectral reconstruction
incomplete spectrum
incomplete
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 - Fee Related
Application number
FR0102608A
Other languages
English (en)
Other versions
FR2821476A1 (fr
Inventor
Pierrick Philippe
Patrice Collen
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.)
Orange SA
Original Assignee
France Telecom 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 France Telecom SA filed Critical France Telecom SA
Priority to FR0102608A priority Critical patent/FR2821476B1/fr
Priority to PCT/FR2002/000617 priority patent/WO2002069327A1/fr
Publication of FR2821476A1 publication Critical patent/FR2821476A1/fr
Application granted granted Critical
Publication of FR2821476B1 publication Critical patent/FR2821476B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
FR0102608A 2001-02-23 2001-02-23 Procede de reconstruction spectrale de signal audio a spectre incomplet et dispositif correspondant Expired - Fee Related FR2821476B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0102608A FR2821476B1 (fr) 2001-02-23 2001-02-23 Procede de reconstruction spectrale de signal audio a spectre incomplet et dispositif correspondant
PCT/FR2002/000617 WO2002069327A1 (fr) 2001-02-23 2002-02-18 Procede de reconstruction spectrale de signal audio a spectre incomplet et dispositif correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0102608A FR2821476B1 (fr) 2001-02-23 2001-02-23 Procede de reconstruction spectrale de signal audio a spectre incomplet et dispositif correspondant

Publications (2)

Publication Number Publication Date
FR2821476A1 FR2821476A1 (fr) 2002-08-30
FR2821476B1 true FR2821476B1 (fr) 2003-04-11

Family

ID=8860462

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0102608A Expired - Fee Related FR2821476B1 (fr) 2001-02-23 2001-02-23 Procede de reconstruction spectrale de signal audio a spectre incomplet et dispositif correspondant

Country Status (2)

Country Link
FR (1) FR2821476B1 (fr)
WO (1) WO2002069327A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2560412A1 (fr) * 2012-10-08 2013-02-20 Oticon A/s Dispositif d'aide auditive avec un traitement audio dépendant des ondes cérébrales
CN109616128A (zh) * 2019-01-30 2019-04-12 努比亚技术有限公司 语音发送方法、装置和计算机可读存储介质

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4700390A (en) * 1983-03-17 1987-10-13 Kenji Machida Signal synthesizer
US5127054A (en) * 1988-04-29 1992-06-30 Motorola, Inc. Speech quality improvement for voice coders and synthesizers
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion

Also Published As

Publication number Publication date
WO2002069327A1 (fr) 2002-09-06
FR2821476A1 (fr) 2002-08-30

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Legal Events

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ST Notification of lapse