DE60027830D1 - Delta-Sigma Modulator mit Zweistufenquantisierung und Verfahren zur Anwendung von Zweistufenquantisierung in Delta-Sigma Modulation - Google Patents
Delta-Sigma Modulator mit Zweistufenquantisierung und Verfahren zur Anwendung von Zweistufenquantisierung in Delta-Sigma ModulationInfo
- Publication number
- DE60027830D1 DE60027830D1 DE60027830T DE60027830T DE60027830D1 DE 60027830 D1 DE60027830 D1 DE 60027830D1 DE 60027830 T DE60027830 T DE 60027830T DE 60027830 T DE60027830 T DE 60027830T DE 60027830 D1 DE60027830 D1 DE 60027830D1
- Authority
- DE
- Germany
- Prior art keywords
- delta
- stage quantization
- analog
- sigma
- modulator
- 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
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
- H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
- H03M3/46—Analogue/digital converters using delta-sigma modulation as an intermediate step using a combination of at least one delta-sigma modulator in series with at least one analogue/digital converter of a different type
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
- H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps
- H03M1/164—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages
- H03M1/167—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters
-
- 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
- H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
- H03M3/424—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a multiple bit one
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991881 | 1999-09-03 | ||
FI991881A FI107664B (fi) | 1999-09-03 | 1999-09-03 | Delta-sigma-modulaattori, jossa on kaksivaiheinen kvantisointi, sekä menetelmä kaksivaiheisen kvantisoinnin käyttämiseksi delta-sigma-modulaatiossa |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60027830D1 true DE60027830D1 (de) | 2006-06-14 |
DE60027830T2 DE60027830T2 (de) | 2006-10-26 |
Family
ID=36499605
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60027830T Expired - Lifetime DE60027830T2 (de) | 1999-09-03 | 2000-09-01 | Delta-Sigma Modulator mit Zweistufenquantisierung und Verfahren zur Anwendung von Zweistufenquantisierung in Delta-Sigma Modulation |
DE60040248T Expired - Lifetime DE60040248D1 (de) | 1999-09-03 | 2000-09-01 | Integrierter Schaltkreis mit Delta-Sigma Modulator mit Zweistufenquantisierung |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60040248T Expired - Lifetime DE60040248D1 (de) | 1999-09-03 | 2000-09-01 | Integrierter Schaltkreis mit Delta-Sigma Modulator mit Zweistufenquantisierung |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1681769B1 (de) |
AT (1) | ATE326081T1 (de) |
DE (2) | DE60027830T2 (de) |
HK (1) | HK1093123A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10833697B2 (en) * | 2018-09-06 | 2020-11-10 | Mediatek Singapore Pte. Ltd. | Methods and circuits for suppressing quantization noise in digital-to-analog converters |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100235465B1 (ko) * | 1996-05-29 | 1999-12-15 | 유기범 | 플래시형 아날로그-디지탈 변환기 |
US5936562A (en) * | 1997-06-06 | 1999-08-10 | Analog Devices, Inc. | High-speed sigma-delta ADCs |
-
2000
- 2000-09-01 DE DE60027830T patent/DE60027830T2/de not_active Expired - Lifetime
- 2000-09-01 EP EP06112900A patent/EP1681769B1/de not_active Expired - Lifetime
- 2000-09-01 DE DE60040248T patent/DE60040248D1/de not_active Expired - Lifetime
- 2000-09-01 AT AT00660147T patent/ATE326081T1/de not_active IP Right Cessation
-
2006
- 2006-12-12 HK HK06113618A patent/HK1093123A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1681769A1 (de) | 2006-07-19 |
EP1681769B1 (de) | 2008-09-10 |
HK1093123A1 (en) | 2007-02-23 |
ATE326081T1 (de) | 2006-06-15 |
DE60040248D1 (de) | 2008-10-23 |
DE60027830T2 (de) | 2006-10-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |