DE60023927D1 - FSK-Demodulation - Google Patents
FSK-DemodulationInfo
- Publication number
- DE60023927D1 DE60023927D1 DE60023927T DE60023927T DE60023927D1 DE 60023927 D1 DE60023927 D1 DE 60023927D1 DE 60023927 T DE60023927 T DE 60023927T DE 60023927 T DE60023927 T DE 60023927T DE 60023927 D1 DE60023927 D1 DE 60023927D1
- Authority
- DE
- Germany
- Prior art keywords
- fsk demodulation
- fsk
- demodulation
- 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
- 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
- H04L27/142—Compensating direct current components occurring during the demodulation and which are caused by mistuning
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
- H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
- H04L25/062—Setting decision thresholds using feedforward techniques only
-
- 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
-
- 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
- H04L27/16—Frequency regulation arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00403708A EP1220504B1 (de) | 2000-12-28 | 2000-12-28 | FSK-Demodulation |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60023927D1 true DE60023927D1 (de) | 2005-12-15 |
Family
ID=8174015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60023927T Expired - Lifetime DE60023927D1 (de) | 2000-12-28 | 2000-12-28 | FSK-Demodulation |
Country Status (3)
Country | Link |
---|---|
US (1) | US6703896B2 (de) |
EP (1) | EP1220504B1 (de) |
DE (1) | DE60023927D1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7200188B2 (en) * | 2003-01-27 | 2007-04-03 | Analog Devices, Inc. | Method and apparatus for frequency offset compensation |
DE602005007213D1 (de) | 2005-08-12 | 2008-07-10 | St Microelectronics Belgium Nv | Empfänger für erweiterte Datenrate mit einer Abtastrate des AD-Wandlers von einem gebrochenen Vielfachen der Symbolrate |
DE602005018198D1 (de) | 2005-08-12 | 2010-01-21 | St Microelectronics Belgium Nv | Empfänger mit Verschiebungskompensation des Taktsignals |
EP1753133A1 (de) | 2005-08-12 | 2007-02-14 | STMicroelectronics Belgium N.V. | Empfänger mit erhöhter Granularität der Abtastung |
EP1753194B1 (de) | 2005-08-12 | 2008-10-22 | STMicroelectronics Belgium N.V. | Empfänger mit zweistufiger Kompensation der Frequenzverschiebung für ein M-stufiges phasenmoduliertes Signal |
KR101705351B1 (ko) * | 2012-07-18 | 2017-02-09 | 한국전자통신연구원 | 스마트 유틸리티 네트워크 통신 시스템의 수신 장치 및 방법 |
US9001933B2 (en) * | 2012-07-18 | 2015-04-07 | Electronics And Telecommunications Research Institute | Receiving apparatus and method in smart utility network communication system |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4291275A (en) * | 1979-06-13 | 1981-09-22 | Rca Corporation | Frequency demodulation system |
CA1175490A (en) * | 1982-03-12 | 1984-10-02 | Ralph T. Carsten | Frequency shift keying demodulators |
US4612509A (en) * | 1983-01-13 | 1986-09-16 | Paradyne Corporation | Frequency shift keyed demodulator |
US4647864A (en) * | 1986-04-21 | 1987-03-03 | General Electric Company | Variable-delay, sine-cosine non-coherent demodulator |
CN1087120C (zh) * | 1994-11-10 | 2002-07-03 | 松下电器产业株式会社 | 直接变频接收机 |
JPH09224059A (ja) | 1996-02-15 | 1997-08-26 | General Res Of Electron Inc | 直接変換fsk受信機 |
JPH10164152A (ja) * | 1996-11-29 | 1998-06-19 | General Res Of Electron Inc | Fsk受信機用中心誤差検出回路 |
-
2000
- 2000-12-28 DE DE60023927T patent/DE60023927D1/de not_active Expired - Lifetime
- 2000-12-28 EP EP00403708A patent/EP1220504B1/de not_active Expired - Lifetime
-
2001
- 2001-12-27 US US10/026,456 patent/US6703896B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1220504A1 (de) | 2002-07-03 |
US6703896B2 (en) | 2004-03-09 |
US20020121927A1 (en) | 2002-09-05 |
EP1220504B1 (de) | 2005-11-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |