FR2731855B1 - INVERSIBLE METHOD FOR COMPLEX FREQUENCY DECOMPOSITION OF A DIGITAL SIGNAL AND ITS APPLICATION TO A DEVICE FOR REDUCING THE INFORMATION FLOW OF AUDIONUMERIC SIGNALS - Google Patents

INVERSIBLE METHOD FOR COMPLEX FREQUENCY DECOMPOSITION OF A DIGITAL SIGNAL AND ITS APPLICATION TO A DEVICE FOR REDUCING THE INFORMATION FLOW OF AUDIONUMERIC SIGNALS

Info

Publication number
FR2731855B1
FR2731855B1 FR9503034A FR9503034A FR2731855B1 FR 2731855 B1 FR2731855 B1 FR 2731855B1 FR 9503034 A FR9503034 A FR 9503034A FR 9503034 A FR9503034 A FR 9503034A FR 2731855 B1 FR2731855 B1 FR 2731855B1
Authority
FR
France
Prior art keywords
audionumeric
inversible
signals
reducing
digital signal
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
FR9503034A
Other languages
French (fr)
Other versions
FR2731855A1 (en
Inventor
Laurent Mainard
Joel Mau
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.)
Telediffusion de France ets Public de Diffusion
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Priority to FR9503034A priority Critical patent/FR2731855B1/en
Priority to PCT/FR1996/000361 priority patent/WO1996028895A1/en
Publication of FR2731855A1 publication Critical patent/FR2731855A1/en
Application granted granted Critical
Publication of FR2731855B1 publication Critical patent/FR2731855B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/667—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
FR9503034A 1995-03-16 1995-03-16 INVERSIBLE METHOD FOR COMPLEX FREQUENCY DECOMPOSITION OF A DIGITAL SIGNAL AND ITS APPLICATION TO A DEVICE FOR REDUCING THE INFORMATION FLOW OF AUDIONUMERIC SIGNALS Expired - Fee Related FR2731855B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9503034A FR2731855B1 (en) 1995-03-16 1995-03-16 INVERSIBLE METHOD FOR COMPLEX FREQUENCY DECOMPOSITION OF A DIGITAL SIGNAL AND ITS APPLICATION TO A DEVICE FOR REDUCING THE INFORMATION FLOW OF AUDIONUMERIC SIGNALS
PCT/FR1996/000361 WO1996028895A1 (en) 1995-03-16 1996-03-07 Reversible method for the complex frequency decomposition of a signal, in particular for digital audio signal compression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9503034A FR2731855B1 (en) 1995-03-16 1995-03-16 INVERSIBLE METHOD FOR COMPLEX FREQUENCY DECOMPOSITION OF A DIGITAL SIGNAL AND ITS APPLICATION TO A DEVICE FOR REDUCING THE INFORMATION FLOW OF AUDIONUMERIC SIGNALS

Publications (2)

Publication Number Publication Date
FR2731855A1 FR2731855A1 (en) 1996-09-20
FR2731855B1 true FR2731855B1 (en) 1997-05-30

Family

ID=9477071

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9503034A Expired - Fee Related FR2731855B1 (en) 1995-03-16 1995-03-16 INVERSIBLE METHOD FOR COMPLEX FREQUENCY DECOMPOSITION OF A DIGITAL SIGNAL AND ITS APPLICATION TO A DEVICE FOR REDUCING THE INFORMATION FLOW OF AUDIONUMERIC SIGNALS

Country Status (2)

Country Link
FR (1) FR2731855B1 (en)
WO (1) WO1996028895A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6628781B1 (en) 1999-06-03 2003-09-30 Telefonaktiebolaget Lm Ericsson (Publ) Methods and apparatus for improved sub-band adaptive filtering in echo cancellation systems
CN113253241B (en) * 2021-06-01 2022-08-02 哈尔滨工业大学 Method for processing sweep frequency interference ranging signal

Also Published As

Publication number Publication date
FR2731855A1 (en) 1996-09-20
WO1996028895A1 (en) 1996-09-19

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Effective date: 20081125