NO180178C - A/D interpolasjonsomvandler for båndpassignaler - Google Patents
A/D interpolasjonsomvandler for båndpassignalerInfo
- Publication number
- NO180178C NO180178C NO922548A NO922548A NO180178C NO 180178 C NO180178 C NO 180178C NO 922548 A NO922548 A NO 922548A NO 922548 A NO922548 A NO 922548A NO 180178 C NO180178 C NO 180178C
- Authority
- NO
- Norway
- Prior art keywords
- bandpass signals
- interpolation converter
- interpolation
- converter
- bandpass
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
-
- 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
- H03M3/462—Details relating to the decimation process
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/005—Analog to digital conversion
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0054—Digital filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/006—Signal sampling
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/006—Demodulation of angle-, frequency- or phase- modulated oscillations by sampling the oscillations and further processing the samples, e.g. by computing techniques
-
- 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
- H03M3/40—Arrangements for handling quadrature signals, e.g. complex modulators
-
- 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
- H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
- H03M3/438—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path
- H03M3/452—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path with weighted feedforward summation, i.e. with feedforward paths from more than one filter stage to the quantiser input
-
- 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
- H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
- H03M3/438—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path
- H03M3/454—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path with distributed feedback, i.e. with feedback paths from the quantiser output to more than one filter stage
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3943072A DE3943072A1 (de) | 1989-12-27 | 1989-12-27 | Ein interpolativer a/d umsetzer fuer bandpasssignale |
PCT/EP1990/002253 WO1991010283A1 (de) | 1989-12-27 | 1990-12-19 | Ein interpolativer a/d umsetzer für bandpasssignale |
Publications (4)
Publication Number | Publication Date |
---|---|
NO922548D0 NO922548D0 (no) | 1992-06-26 |
NO922548L NO922548L (no) | 1992-06-26 |
NO180178B NO180178B (no) | 1996-11-18 |
NO180178C true NO180178C (no) | 1997-02-26 |
Family
ID=6396488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO922548A NO180178C (no) | 1989-12-27 | 1992-06-26 | A/D interpolasjonsomvandler for båndpassignaler |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0573409B1 (no) |
JP (1) | JPH05505286A (no) |
AU (1) | AU6954491A (no) |
BR (1) | BR9007962A (no) |
CA (1) | CA2072568A1 (no) |
DE (2) | DE3943072A1 (no) |
ES (1) | ES2075418T3 (no) |
FI (1) | FI922956A0 (no) |
IE (1) | IE65822B1 (no) |
NO (1) | NO180178C (no) |
PT (1) | PT96376B (no) |
WO (1) | WO1991010283A1 (no) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4120160A1 (de) * | 1991-06-19 | 1992-12-24 | Aeg Mobile Communication | Verfahren und anordnung zur verarbeitung von bandpasssignalen |
FI107855B (fi) * | 1993-09-10 | 2001-10-15 | Nokia Mobile Phones Ltd | Vt-signaalin demodulointi sigma-delta-muuntimella |
DE19600884A1 (de) * | 1996-01-12 | 1997-07-17 | Bosch Gmbh Robert | Vorrichtung zum Umsetzen eines analogen in ein digitales Signal und umgekehrt |
CA2213156A1 (en) * | 1997-08-15 | 1999-02-15 | Philsar Electronics Inc. | One bit digital quadrature vector modulator |
US6230000B1 (en) * | 1998-10-15 | 2001-05-08 | Motorola Inc. | Product detector and method therefor |
EP1515430A1 (en) * | 2003-09-15 | 2005-03-16 | IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. | Mixer for the conversion of radio frequency signals into baseband signals |
JP6686617B2 (ja) * | 2016-03-28 | 2020-04-22 | Tdk株式会社 | 放射妨害波測定装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3274936D1 (en) * | 1981-09-26 | 1987-02-05 | Bosch Gmbh Robert | Digital demodulator for frequency-modulated signals |
GB8504710D0 (en) * | 1985-02-23 | 1985-03-27 | Plessey Co Plc | Analogue to digital converter |
GB8520943D0 (en) * | 1985-08-21 | 1985-09-25 | Gen Electric | Analogue-to-digital conversion |
US4737728A (en) * | 1986-02-28 | 1988-04-12 | Hitachi, Ltd. | Digitally processed demodulator for quadrature modulated signals |
US4750214A (en) * | 1986-06-11 | 1988-06-07 | Rockwell International Corporation | Digital FM demodulator using delayed signal product with arctangent |
US4888557A (en) * | 1989-04-10 | 1989-12-19 | General Electric Company | Digital subharmonic sampling down-converter |
-
1989
- 1989-12-27 DE DE3943072A patent/DE3943072A1/de active Granted
-
1990
- 1990-12-19 WO PCT/EP1990/002253 patent/WO1991010283A1/de active IP Right Grant
- 1990-12-19 JP JP3501253A patent/JPH05505286A/ja active Pending
- 1990-12-19 ES ES91900772T patent/ES2075418T3/es not_active Expired - Lifetime
- 1990-12-19 CA CA002072568A patent/CA2072568A1/en not_active Abandoned
- 1990-12-19 AU AU69544/91A patent/AU6954491A/en not_active Abandoned
- 1990-12-19 BR BR909007962A patent/BR9007962A/pt unknown
- 1990-12-19 DE DE59009191T patent/DE59009191D1/de not_active Expired - Fee Related
- 1990-12-19 IE IE466390A patent/IE65822B1/en not_active IP Right Cessation
- 1990-12-19 EP EP91900772A patent/EP0573409B1/de not_active Expired - Lifetime
- 1990-12-27 PT PT96376A patent/PT96376B/pt not_active IP Right Cessation
-
1992
- 1992-06-25 FI FI922956A patent/FI922956A0/fi unknown
- 1992-06-26 NO NO922548A patent/NO180178C/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0573409A1 (de) | 1993-12-15 |
EP0573409B1 (de) | 1995-05-31 |
JPH05505286A (ja) | 1993-08-05 |
ES2075418T3 (es) | 1995-10-01 |
WO1991010283A1 (de) | 1991-07-11 |
DE3943072C2 (no) | 1992-07-02 |
IE65822B1 (en) | 1995-11-15 |
DE59009191D1 (de) | 1995-07-06 |
PT96376B (pt) | 1998-07-31 |
CA2072568A1 (en) | 1991-06-28 |
BR9007962A (pt) | 1992-10-13 |
NO180178B (no) | 1996-11-18 |
PT96376A (pt) | 1993-01-29 |
DE3943072A1 (de) | 1991-07-11 |
IE904663A1 (en) | 1991-07-17 |
AU6954491A (en) | 1991-07-24 |
FI922956A (fi) | 1992-06-25 |
NO922548D0 (no) | 1992-06-26 |
NO922548L (no) | 1992-06-26 |
FI922956A0 (fi) | 1992-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN JUNE 2001 |