FR2716760B1 - Convertisseur analogique-numérique du type SIGMADELTA de degré élevé. - Google Patents
Convertisseur analogique-numérique du type SIGMADELTA de degré élevé.Info
- Publication number
- FR2716760B1 FR2716760B1 FR9402232A FR9402232A FR2716760B1 FR 2716760 B1 FR2716760 B1 FR 2716760B1 FR 9402232 A FR9402232 A FR 9402232A FR 9402232 A FR9402232 A FR 9402232A FR 2716760 B1 FR2716760 B1 FR 2716760B1
- Authority
- FR
- France
- Prior art keywords
- sigmadelta
- analog
- digital converter
- high degree
- converter
- 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
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
- H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
- H03M3/414—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having multiple quantisers arranged in cascaded loops, each of the second and further loops processing the quantisation error of the loop preceding it, i.e. multiple stage noise shaping [MASH] type
- H03M3/418—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having multiple quantisers arranged in cascaded loops, each of the second and further loops processing the quantisation error of the loop preceding it, i.e. multiple stage noise shaping [MASH] type all these quantisers being single bit quantisers
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9402232A FR2716760B1 (fr) | 1994-02-28 | 1994-02-28 | Convertisseur analogique-numérique du type SIGMADELTA de degré élevé. |
EP95910597A EP0748536A1 (fr) | 1994-02-28 | 1995-02-24 | CONVERTISSEUR ANALOGIQUE-NUMERIQUE DU TYPE $m(S)$g(D) DE DEGRE ELEVE |
PCT/FR1995/000222 WO1995023456A1 (fr) | 1994-02-28 | 1995-02-24 | Convertisseur analogique-numerique du type ⊤δ de degre eleve |
CA 2182897 CA2182897A1 (fr) | 1994-02-28 | 1995-02-24 | Convertisseur analogique-numerique du type ?.delta. de degre eleve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9402232A FR2716760B1 (fr) | 1994-02-28 | 1994-02-28 | Convertisseur analogique-numérique du type SIGMADELTA de degré élevé. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2716760A1 FR2716760A1 (fr) | 1995-09-01 |
FR2716760B1 true FR2716760B1 (fr) | 1996-03-22 |
Family
ID=9460467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9402232A Expired - Fee Related FR2716760B1 (fr) | 1994-02-28 | 1994-02-28 | Convertisseur analogique-numérique du type SIGMADELTA de degré élevé. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0748536A1 (fr) |
CA (1) | CA2182897A1 (fr) |
FR (1) | FR2716760B1 (fr) |
WO (1) | WO1995023456A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6449370B1 (en) | 1998-02-16 | 2002-09-10 | Matsushita Electric Industrial Co., Ltd. | Digital electro-acoustic transducer |
JP3377173B2 (ja) * | 1998-02-16 | 2003-02-17 | 松下電器産業株式会社 | ディジタル式電気音響変換器 |
FR2931321B1 (fr) * | 2008-05-19 | 2010-12-03 | Groupe Ecoles Telecomm | Convertisseur sigma-delta |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9100379A (nl) * | 1991-03-01 | 1992-10-01 | Philips Nv | Sigma-deltamodulator. |
FI88765C (fi) * | 1991-04-09 | 1993-06-28 | Nokia Mobile Phones Ltd | Foerfarande och arrangemang foer stabilering av en hoegre grads sigma-delta-modulator |
US5196852A (en) * | 1992-02-21 | 1993-03-23 | California Institute Of Technology | Analog-to-digital converter using parallel ΔΣ modulators |
-
1994
- 1994-02-28 FR FR9402232A patent/FR2716760B1/fr not_active Expired - Fee Related
-
1995
- 1995-02-24 CA CA 2182897 patent/CA2182897A1/fr not_active Abandoned
- 1995-02-24 WO PCT/FR1995/000222 patent/WO1995023456A1/fr not_active Application Discontinuation
- 1995-02-24 EP EP95910597A patent/EP0748536A1/fr not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
EP0748536A1 (fr) | 1996-12-18 |
CA2182897A1 (fr) | 1995-08-31 |
WO1995023456A1 (fr) | 1995-08-31 |
FR2716760A1 (fr) | 1995-09-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |