PT96376A - Conversor analogo-digital interpolativo para sinais passa banda - Google Patents

Conversor analogo-digital interpolativo para sinais passa banda

Info

Publication number: PT96376A
Authority: PT; Portugal
Prior art keywords: digital; analogue; digital converter; password; signs
Prior art date: 1989-12-27

Application number

PT96376A

Other languages

English (en)

Other versions

PT96376B (pt

Inventor

Hans-Joachim Dressler

Original Assignee

Licentia Gmbh

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.)

1989-12-27

Filing date

1990-12-27

Publication date

1993-01-29

1990-12-27 Application filed by Licentia Gmbh filed Critical Licentia Gmbh

1993-01-29 Publication of PT96376A publication Critical patent/PT96376A/pt

1998-07-31 Publication of PT96376B publication Critical patent/PT96376B/pt

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)
Amplifiers (AREA)

PT96376A 1989-12-27 1990-12-27 Conversor analogo-digital interpolativo para sinais passa banda PT96376B (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3943072A DE3943072A1 (de)	1989-12-27	1989-12-27	Ein interpolativer a/d umsetzer fuer bandpasssignale

Publications (2)

Publication Number	Publication Date
PT96376A true PT96376A (pt)	1993-01-29
PT96376B PT96376B (pt)	1998-07-31

Family

ID=6396488

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT96376A PT96376B (pt)	1989-12-27	1990-12-27	Conversor analogo-digital interpolativo para sinais passa banda

Country Status (12)

Country	Link
EP (1)	EP0573409B1 (pt)
JP (1)	JPH05505286A (pt)
AU (1)	AU6954491A (pt)
BR (1)	BR9007962A (pt)
CA (1)	CA2072568A1 (pt)
DE (2)	DE3943072A1 (pt)
ES (1)	ES2075418T3 (pt)
FI (1)	FI922956A0 (pt)
IE (1)	IE65822B1 (pt)
NO (1)	NO180178C (pt)
PT (1)	PT96376B (pt)
WO (1)	WO1991010283A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 IE IE466390A patent/IE65822B1/en not_active IP Right Cessation
- 1990-12-19 FI FI922956A patent/FI922956A0/fi unknown
- 1990-12-19 CA CA002072568A patent/CA2072568A1/en not_active Abandoned
- 1990-12-19 EP EP91900772A patent/EP0573409B1/de not_active Expired - Lifetime
- 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 JP JP3501253A patent/JPH05505286A/ja active Pending
- 1990-12-19 WO PCT/EP1990/002253 patent/WO1991010283A1/de not_active Ceased
- 1990-12-19 ES ES91900772T patent/ES2075418T3/es not_active Expired - Lifetime
- 1990-12-19 AU AU69544/91A patent/AU6954491A/en not_active Abandoned
- 1990-12-27 PT PT96376A patent/PT96376B/pt not_active IP Right Cessation
1992
- 1992-06-26 NO NO922548A patent/NO180178C/no not_active IP Right Cessation

Also Published As

Publication number	Publication date
FI922956A7 (fi)	1992-06-25
JPH05505286A (ja)	1993-08-05
EP0573409B1 (de)	1995-05-31
FI922956L (fi)	1992-06-25
PT96376B (pt)	1998-07-31
WO1991010283A1 (de)	1991-07-11
NO922548D0 (no)	1992-06-26
NO180178B (no)	1996-11-18
CA2072568A1 (en)	1991-06-28
DE3943072C2 (pt)	1992-07-02
IE65822B1 (en)	1995-11-15
DE59009191D1 (de)	1995-07-06
AU6954491A (en)	1991-07-24
EP0573409A1 (de)	1993-12-15
NO180178C (no)	1997-02-26
FI922956A0 (fi)	1992-06-25
IE904663A1 (en)	1991-07-17
BR9007962A (pt)	1992-10-13
ES2075418T3 (es)	1995-10-01
DE3943072A1 (de)	1991-07-11
NO922548L (no)	1992-06-26

Legal Events

Date

Code

Title

Description

1993-01-29

BB1A

Laying open of patent application

Effective date: 19920917

1998-07-31

FG3A

Patent granted, date of granting

Effective date: 19980427

2001-02-28

MM3A

Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20001031

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DE69029111D1 (de)	1996-12-19	Seriell-Paralleler Analog/Digital Konverter
PT96376A (pt)	1993-01-29	Conversor analogo-digital interpolativo para sinais passa banda
DE69027889D1 (de)	1996-08-29	Modulator
DE68926689D1 (de)	1996-07-25	Gleitkomma-DA-Wandler
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FR2607345B1 (fr)	1993-02-05	Synchrotron
DE69033255D1 (de)	1999-09-23	Opto-optischer Wandler
DK92686D0 (da)	1986-02-28	Fremgangsmaade til fremstilling af aelevendeae polymerer
FI915490A7 (fi)	1991-11-21	Tikapuuramppi
FI892082A7 (fi)	1989-11-07	Digitaalinen modulaattori
KR900013660U (ko)	1990-07-05	Da 변환기
DE3991121T1 (de)	1990-11-22	Phakoemulsifikationswandler
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