FI102991B1 - Elektroninen järjestely moduloidun kantoaaltosignaalin vastaanottamista varten - Google Patents
Elektroninen järjestely moduloidun kantoaaltosignaalin vastaanottamista vartenInfo
- Publication number
- FI102991B1 FI102991B1 FI912832A FI912832A FI102991B1 FI 102991 B1 FI102991 B1 FI 102991B1 FI 912832 A FI912832 A FI 912832A FI 912832 A FI912832 A FI 912832A FI 102991 B1 FI102991 B1 FI 102991B1
- Authority
- FI
- Finland
- Prior art keywords
- receiving
- carrier signal
- modulated carrier
- electronic arrangement
- electronic
- Prior art date
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
- H04B1/06—Receivers
- H04B1/16—Circuits
-
- 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
- H03D1/2209—Decoders for simultaneous demodulation and decoding of signals composed of a sum-signal and a suppressed carrier, amplitude modulated by a difference signal, e.g. stereocoders
- H03D1/2236—Decoders for simultaneous demodulation and decoding of signals composed of a sum-signal and a suppressed carrier, amplitude modulated by a difference signal, e.g. stereocoders using a phase locked loop
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
- H04B14/062—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/06—Demodulator circuits; Receiver circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
- H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
- H04L27/152—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements
- H04L27/1525—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements using quadrature demodulation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Power Engineering (AREA)
- Circuits Of Receivers In General (AREA)
- Superheterodyne Receivers (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9001359 | 1990-06-15 | ||
NL9001359A NL9001359A (nl) | 1990-06-15 | 1990-06-15 | Elektronische inrichting voor het ontvangen van een gemoduleerd draaggolfsignaal. |
Publications (4)
Publication Number | Publication Date |
---|---|
FI912832A0 FI912832A0 (fi) | 1991-06-12 |
FI912832A FI912832A (fi) | 1991-12-16 |
FI102991B FI102991B (fi) | 1999-03-31 |
FI102991B1 true FI102991B1 (fi) | 1999-03-31 |
Family
ID=19857251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI912832A FI102991B1 (fi) | 1990-06-15 | 1991-06-12 | Elektroninen järjestely moduloidun kantoaaltosignaalin vastaanottamista varten |
Country Status (8)
Country | Link |
---|---|
US (1) | US5157343A (de) |
EP (1) | EP0461720B1 (de) |
JP (1) | JP3171606B2 (de) |
KR (1) | KR100201745B1 (de) |
AU (1) | AU649449B2 (de) |
DE (1) | DE69107247T2 (de) |
FI (1) | FI102991B1 (de) |
NL (1) | NL9001359A (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994005087A1 (en) * | 1992-08-25 | 1994-03-03 | Wireless Access, Inc. | A direct conversion receiver for multiple protocols |
KR100296832B1 (ko) * | 1992-11-13 | 2001-10-24 | 요트.게.아. 롤페즈 | 이산시간신호처리시스템 |
US5459432A (en) * | 1993-07-22 | 1995-10-17 | Rockwell International Corporation | Use of a chopper and a sigma-delta modulator for downconverting and digitizing an analog signal including information modulated by a carrier |
FI107855B (fi) * | 1993-09-10 | 2001-10-15 | Nokia Mobile Phones Ltd | Vt-signaalin demodulointi sigma-delta-muuntimella |
FR2731853B1 (fr) * | 1995-03-17 | 1997-06-06 | Valeo Electronique | Procede et dispositif de demodulation par echantillonnage, notamment pour systeme d'alarme de vehicule automobile |
GB2304243B (en) * | 1995-08-04 | 2000-03-15 | Nokia Mobile Phones Ltd | Analogue to digital and digital to analogue converters |
US5828955A (en) * | 1995-08-30 | 1998-10-27 | Rockwell Semiconductor Systems, Inc. | Near direct conversion receiver and method for equalizing amplitude and phase therein |
SE507373C2 (sv) * | 1996-09-06 | 1998-05-18 | Ericsson Telefon Ab L M | Anordning och metod för pulsformning och effektförstärkning |
US6205219B1 (en) * | 1998-02-24 | 2001-03-20 | Lucent Technologies, Inc. | Call related information reception using sigma/delta modulation |
US6804497B2 (en) | 2001-01-12 | 2004-10-12 | Silicon Laboratories, Inc. | Partitioned radio-frequency apparatus and associated methods |
US7228109B2 (en) * | 2001-01-12 | 2007-06-05 | Silicon Laboratories Inc. | DC offset reduction in radio-frequency apparatus and associated methods |
US7092675B2 (en) | 1998-05-29 | 2006-08-15 | Silicon Laboratories | Apparatus and methods for generating radio frequencies in communication circuitry using multiple control signals |
US7024221B2 (en) * | 2001-01-12 | 2006-04-04 | Silicon Laboratories Inc. | Notch filter for DC offset reduction in radio-frequency apparatus and associated methods |
US7242912B2 (en) | 1998-05-29 | 2007-07-10 | Silicon Laboratories Inc. | Partitioning of radio-frequency apparatus |
US6993314B2 (en) | 1998-05-29 | 2006-01-31 | Silicon Laboratories Inc. | Apparatus for generating multiple radio frequencies in communication circuitry and associated methods |
US7035607B2 (en) | 1998-05-29 | 2006-04-25 | Silicon Laboratories Inc. | Systems and methods for providing an adjustable reference signal to RF circuitry |
US6970717B2 (en) | 2001-01-12 | 2005-11-29 | Silicon Laboratories Inc. | Digital architecture for radio-frequency apparatus and associated methods |
US7221921B2 (en) | 1998-05-29 | 2007-05-22 | Silicon Laboratories | Partitioning of radio-frequency apparatus |
US6121910A (en) * | 1998-07-17 | 2000-09-19 | The Trustees Of Columbia University In The City Of New York | Frequency translating sigma-delta modulator |
US6903617B2 (en) | 2000-05-25 | 2005-06-07 | Silicon Laboratories Inc. | Method and apparatus for synthesizing high-frequency signals for wireless communications |
US20030232613A1 (en) * | 2001-01-12 | 2003-12-18 | Kerth Donald A. | Quadrature signal generation in radio-frequency apparatus and associated methods |
US7158574B2 (en) * | 2001-01-12 | 2007-01-02 | Silicon Laboratories Inc. | Digital interface in radio-frequency apparatus and associated methods |
US7177610B2 (en) * | 2001-01-12 | 2007-02-13 | Silicon Laboratories Inc. | Calibrated low-noise current and voltage references and associated methods |
US7031683B2 (en) * | 2001-01-12 | 2006-04-18 | Silicon Laboratories Inc. | Apparatus and methods for calibrating signal-processing circuitry |
US7138858B2 (en) | 2001-01-12 | 2006-11-21 | Silicon Laboratories, Inc. | Apparatus and methods for output buffer circuitry with constant output power in radio-frequency circuitry |
US7035611B2 (en) * | 2001-01-12 | 2006-04-25 | Silicon Laboratories Inc. | Apparatus and method for front-end circuitry in radio-frequency apparatus |
US7248628B2 (en) * | 2001-03-02 | 2007-07-24 | Shaeffer Derek K | Method and apparatus for a programmable filter |
AU2003220281A1 (en) * | 2002-03-15 | 2003-09-29 | Silicon Laboratories Inc. | Radio-frequency apparatus and associated methods |
FR2861931B1 (fr) * | 2003-10-30 | 2006-03-03 | St Microelectronics Sa | Demodulateur numerique a faible frequence d'echantillonnage |
US8139160B2 (en) * | 2006-10-25 | 2012-03-20 | Mstar Semiconductor, Inc. | Television tuner with double quadrature mixing architecture |
JP6080664B2 (ja) * | 2013-04-11 | 2017-02-15 | 有限会社ガリュー | 掘削ガン |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL193689A (de) * | 1953-12-31 | |||
NL7801909A (nl) * | 1978-02-21 | 1979-08-23 | Philips Nv | Inrichting voor het decoderen van een met adap- tieve deltamodulatie gecodeerd signaal. |
NL8801412A (nl) * | 1988-06-02 | 1990-01-02 | Philips Nv | Asymmetrisch polyfase filter. |
US5003621A (en) * | 1989-11-02 | 1991-03-26 | Motorola, Inc. | Direct conversion FM receiver |
-
1990
- 1990-06-15 NL NL9001359A patent/NL9001359A/nl not_active Application Discontinuation
-
1991
- 1991-05-31 US US07/708,427 patent/US5157343A/en not_active Expired - Fee Related
- 1991-06-11 DE DE69107247T patent/DE69107247T2/de not_active Expired - Fee Related
- 1991-06-11 EP EP91201428A patent/EP0461720B1/de not_active Expired - Lifetime
- 1991-06-12 KR KR1019910009619A patent/KR100201745B1/ko not_active IP Right Cessation
- 1991-06-12 JP JP14032691A patent/JP3171606B2/ja not_active Expired - Fee Related
- 1991-06-12 FI FI912832A patent/FI102991B1/fi active
- 1991-06-13 AU AU78402/91A patent/AU649449B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
JP3171606B2 (ja) | 2001-05-28 |
KR920001870A (ko) | 1992-01-30 |
AU7840291A (en) | 1991-12-19 |
FI102991B (fi) | 1999-03-31 |
AU649449B2 (en) | 1994-05-26 |
EP0461720B1 (de) | 1995-02-08 |
DE69107247D1 (de) | 1995-03-23 |
JPH04233358A (ja) | 1992-08-21 |
NL9001359A (nl) | 1992-01-02 |
US5157343A (en) | 1992-10-20 |
DE69107247T2 (de) | 1995-09-07 |
FI912832A0 (fi) | 1991-06-12 |
KR100201745B1 (ko) | 1999-06-15 |
FI912832A (fi) | 1991-12-16 |
EP0461720A1 (de) | 1991-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
HC | Name/ company changed in application |
Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V. |
|
HC | Name/ company changed in application |
Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V. |