WO2004088901A2 - Method and system for synchronization in a frequency shift keying receiver - Google Patents
Method and system for synchronization in a frequency shift keying receiver Download PDFInfo
- Publication number
- WO2004088901A2 WO2004088901A2 PCT/US2004/009071 US2004009071W WO2004088901A2 WO 2004088901 A2 WO2004088901 A2 WO 2004088901A2 US 2004009071 W US2004009071 W US 2004009071W WO 2004088901 A2 WO2004088901 A2 WO 2004088901A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sync
- signal
- symbol
- frequency
- frequency offset
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L7/042—Detectors therefor, e.g. correlators, state machines
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L2007/047—Speed or phase control by synchronisation signals using special codes as synchronising signal using a sine signal or unmodulated carrier
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0063—Elements of loops
- H04L2027/0065—Frequency error detectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0083—Signalling arrangements
- H04L2027/0089—In-band signals
- H04L2027/0093—Intermittant signals
- H04L2027/0095—Intermittant signals in a preamble or similar structure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/08—Speed or phase control by synchronisation signals the synchronisation signals recurring cyclically
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006509264A JP4560510B2 (en) | 2003-03-25 | 2004-03-24 | Synchronization method and synchronization system for frequency shift keying receiver |
CN2004800079126A CN1765076B (en) | 2003-03-25 | 2004-03-24 | Method and system for synchronization in a frequency shift keying receiver |
BRPI0408757-7A BRPI0408757A (en) | 2003-03-25 | 2004-03-24 | method and system for synchronization in a frequency shift switching receiver |
EP04758291.1A EP1611706B1 (en) | 2003-03-25 | 2004-03-24 | Method and system for synchronization in a frequency shift keying receiver |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/397,027 | 2003-03-25 | ||
US10/397,027 US7203254B2 (en) | 2003-03-25 | 2003-03-25 | Method and system for synchronizing in a frequency shift keying receiver |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2004088901A2 true WO2004088901A2 (en) | 2004-10-14 |
WO2004088901A3 WO2004088901A3 (en) | 2005-04-14 |
Family
ID=32988925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/009071 WO2004088901A2 (en) | 2003-03-25 | 2004-03-24 | Method and system for synchronization in a frequency shift keying receiver |
Country Status (7)
Country | Link |
---|---|
US (1) | US7203254B2 (en) |
EP (1) | EP1611706B1 (en) |
JP (1) | JP4560510B2 (en) |
KR (1) | KR100781069B1 (en) |
CN (1) | CN1765076B (en) |
BR (1) | BRPI0408757A (en) |
WO (1) | WO2004088901A2 (en) |
Cited By (4)
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CN100365964C (en) * | 2005-09-16 | 2008-01-30 | 北京大学 | Device and method for improving timed synchronous regulation precision |
WO2008069512A1 (en) * | 2006-12-04 | 2008-06-12 | Electronics And Telecommunications Research Institute | Apparatus and method for acquiring frame synchronization and frequency synchronization simultaneously in communication system |
WO2009093892A1 (en) * | 2008-01-25 | 2009-07-30 | Greenpeak Technologies B.V. | Arrangement for determining a characteristic form of an input signal |
US8259646B2 (en) | 2006-12-04 | 2012-09-04 | Electronics And Telecommunications Research Institute | Apparatus and method for acquiring frame synchronization and frequency synchronization simultaneously in communication system |
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US7787357B2 (en) * | 2003-12-18 | 2010-08-31 | Motorola, Inc. | OFDM frequency offset estimation apparatus and method |
US7474718B2 (en) * | 2003-12-30 | 2009-01-06 | Nokia Corporation | Frequency control for a mobile communications device |
US7672356B2 (en) * | 2005-05-19 | 2010-03-02 | Itt Manufacturing Enterprises, Inc. | Method and apparatus for detection of a frequency coded sequence in the presence of sinusoidal interference |
RU2290749C1 (en) * | 2005-06-15 | 2006-12-27 | Игорь Борисович Дунаев | Method for demodulating multiposition frequency keyed and equidistant frequency diversion signal, demodulator of such signal, and computer-readable medium |
RU2286025C1 (en) * | 2005-06-15 | 2006-10-20 | Игорь Борисович Дунаев | Method for transmitting and receiving signals of quadrature amplitude modulation, system for realization of method, machine-readable carrier and method for using method for synchronization of receipt of signals of quadrature amplitude modulation |
US7865158B2 (en) * | 2005-07-26 | 2011-01-04 | Interdigital Technology Corporation | Method and apparatus for automatically correcting receiver oscillator frequency |
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KR101330795B1 (en) * | 2005-11-10 | 2013-11-18 | 삼성전자주식회사 | Cell search method in OFDM cellular system, frame transmissin method thereof, and forward link frame structure thereof |
US8619909B2 (en) * | 2006-06-20 | 2013-12-31 | Southwest Research Institute | Signal detector using matched filter for training signal detection |
FR2904168B1 (en) * | 2006-07-18 | 2008-12-19 | Thales Sa | SYSTEM FOR ESTIMATING THE QUALITY OF RECEPTION OF A DIGITAL TRANSMISSION. |
FR2913171A1 (en) * | 2007-02-28 | 2008-08-29 | France Telecom | Cyclostationary telecommunication signal presence determining method for communication equipment, involves comparing statistic indicator with predetermined threshold for determining presence of telecommunication signal on frequency band |
US8503517B2 (en) * | 2008-06-05 | 2013-08-06 | Qualcomm Incorporated | System and method of an in-band modem for data communications over digital wireless communication networks |
US8958441B2 (en) | 2008-06-05 | 2015-02-17 | Qualcomm Incorporated | System and method of an in-band modem for data communications over digital wireless communication networks |
US8964788B2 (en) * | 2008-06-05 | 2015-02-24 | Qualcomm Incorporated | System and method of an in-band modem for data communications over digital wireless communication networks |
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RU2010154464A (en) * | 2008-06-05 | 2012-07-20 | Квэлкомм Инкорпорейтед (US) | SYSTEM AND METHOD OF AN IN-BAND MODEM FOR DATA TRANSMISSION ON DIGITAL WIRELESS COMMUNICATION NETWORKS |
US8725502B2 (en) * | 2008-06-05 | 2014-05-13 | Qualcomm Incorporated | System and method of an in-band modem for data communications over digital wireless communication networks |
US9083521B2 (en) * | 2008-06-05 | 2015-07-14 | Qualcomm Incorporated | System and method of an in-band modem for data communications over digital wireless communication networks |
JP5343439B2 (en) * | 2008-07-31 | 2013-11-13 | アイコム株式会社 | Frame synchronization detection circuit and FSK receiver using the same |
CN101404634B (en) * | 2008-10-24 | 2011-01-26 | 北京工业大学 | FSK demodulation method based on facsimile modulation/demodulation recommendation |
TWI401923B (en) * | 2009-06-06 | 2013-07-11 | Generalplus Technology Inc | Methods and apparatuses for adaptive clock reconstruction and decoding in audio frequency |
US8855100B2 (en) * | 2009-06-16 | 2014-10-07 | Qualcomm Incorporated | System and method for supporting higher-layer protocol messaging in an in-band modem |
US8743864B2 (en) * | 2009-06-16 | 2014-06-03 | Qualcomm Incorporated | System and method for supporting higher-layer protocol messaging in an in-band modem |
EP2280510B1 (en) * | 2009-07-09 | 2016-05-04 | STMicroelectronics S.r.l. | Method of detecting a frame synchronization pattern or a unique word in a received digital signal |
US8849226B2 (en) * | 2009-08-13 | 2014-09-30 | Cascoda Limited | Wireless receiver |
WO2011018626A2 (en) * | 2009-08-13 | 2011-02-17 | Cascoda Limited | Wireless receiver |
US8447005B2 (en) * | 2009-11-05 | 2013-05-21 | Telefonaktiebolaget L M Ericsson (Publ) | Frequency synchronization methods and apparatus |
US8565145B2 (en) | 2010-12-15 | 2013-10-22 | Motorola Solutions, Inc. | Fast access asynchronous repeater wakeup protocol |
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US8666001B2 (en) | 2011-07-15 | 2014-03-04 | Motorola Solutions, Inc. | Method and apparatus for updating symbol recovery parameters and correcting symbol timing misalignment |
US20130170576A1 (en) * | 2011-12-30 | 2013-07-04 | John Qingchong Liu | Assembly and Method for Detecting Multiple Level Signals |
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CN104584453B (en) * | 2012-08-21 | 2018-04-20 | 三菱电机株式会社 | The antenna selecting method of wireless transmitter and wireless transmitter |
DE102013000312B4 (en) * | 2013-01-10 | 2018-05-03 | Abb Schweiz Ag | Frequency shift keyed demodulator using the Goertzel algorithm |
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US9729195B2 (en) | 2015-10-05 | 2017-08-08 | Nxp Usa, Inc. | Configurable correlator for joint timing and frequency synchronization and demodulation |
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US10355792B2 (en) * | 2017-01-19 | 2019-07-16 | Samsung Electronics Co., Ltd. | System and method for frequency estimation bias removal |
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US20210243649A1 (en) * | 2018-06-01 | 2021-08-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for Bundling Sampling Data for Wireless Transmission |
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US6047033A (en) | 1997-05-19 | 2000-04-04 | Motorola, Inc. | Apparatus and method for signal timing error detection |
EP1217781A1 (en) | 2000-12-20 | 2002-06-26 | Agilent Technologies, Inc. (a Delaware corporation) | Detecting preambles of data packets |
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2003
- 2003-03-25 US US10/397,027 patent/US7203254B2/en not_active Expired - Lifetime
-
2004
- 2004-03-24 WO PCT/US2004/009071 patent/WO2004088901A2/en active Application Filing
- 2004-03-24 CN CN2004800079126A patent/CN1765076B/en not_active Expired - Lifetime
- 2004-03-24 KR KR1020057017911A patent/KR100781069B1/en active IP Right Grant
- 2004-03-24 JP JP2006509264A patent/JP4560510B2/en not_active Expired - Lifetime
- 2004-03-24 BR BRPI0408757-7A patent/BRPI0408757A/en not_active IP Right Cessation
- 2004-03-24 EP EP04758291.1A patent/EP1611706B1/en not_active Expired - Lifetime
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Title |
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See also references of EP1611706A4 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100365964C (en) * | 2005-09-16 | 2008-01-30 | 北京大学 | Device and method for improving timed synchronous regulation precision |
WO2008069512A1 (en) * | 2006-12-04 | 2008-06-12 | Electronics And Telecommunications Research Institute | Apparatus and method for acquiring frame synchronization and frequency synchronization simultaneously in communication system |
US8259646B2 (en) | 2006-12-04 | 2012-09-04 | Electronics And Telecommunications Research Institute | Apparatus and method for acquiring frame synchronization and frequency synchronization simultaneously in communication system |
WO2009093892A1 (en) * | 2008-01-25 | 2009-07-30 | Greenpeak Technologies B.V. | Arrangement for determining a characteristic form of an input signal |
US8531981B2 (en) | 2008-01-25 | 2013-09-10 | Greenpeak Technologies B.V. | Arrangement for determining a characteristic form of an input signal |
Also Published As
Publication number | Publication date |
---|---|
CN1765076B (en) | 2010-05-26 |
EP1611706A4 (en) | 2008-06-18 |
BRPI0408757A (en) | 2006-03-28 |
EP1611706A2 (en) | 2006-01-04 |
KR100781069B1 (en) | 2007-11-30 |
US20040190663A1 (en) | 2004-09-30 |
JP2006523425A (en) | 2006-10-12 |
US7203254B2 (en) | 2007-04-10 |
EP1611706B1 (en) | 2017-05-10 |
WO2004088901A3 (en) | 2005-04-14 |
KR20050120659A (en) | 2005-12-22 |
JP4560510B2 (en) | 2010-10-13 |
CN1765076A (en) | 2006-04-26 |
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