CN101595673B - 窄带接收机 - Google Patents
窄带接收机 Download PDFInfo
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- CN101595673B CN101595673B CN200780044522.XA CN200780044522A CN101595673B CN 101595673 B CN101595673 B CN 101595673B CN 200780044522 A CN200780044522 A CN 200780044522A CN 101595673 B CN101595673 B CN 101595673B
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- 238000000034 method Methods 0.000 claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000001960 triggered effect Effects 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims description 30
- 238000000605 extraction Methods 0.000 claims description 13
- 238000012546 transfer Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000001186 cumulative effect Effects 0.000 claims description 6
- 230000000737 periodic effect Effects 0.000 claims description 6
- 230000008569 process Effects 0.000 abstract description 11
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000007704 transition Effects 0.000 abstract 2
- 230000017105 transposition Effects 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 description 20
- 238000004891 communication Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 5
- 230000004044 response Effects 0.000 description 5
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- 238000000429 assembly Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000009432 framing Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 101100518972 Caenorhabditis elegans pat-6 gene Proteins 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0605—Special codes used as synchronising signal
-
- 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
- H04L27/0014—Carrier regulation
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
-
- 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
- H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
-
- 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
- H04L2027/0046—Open loops
- H04L2027/0048—Frequency multiplication
-
- 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
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)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0624016.2 | 2006-12-01 | ||
GB0624016A GB2444307A (en) | 2006-12-01 | 2006-12-01 | Extracting timing data from a two part preamble, the second part of the preamble being the inverse of the first part. |
PCT/GB2007/004602 WO2008065419A1 (en) | 2006-12-01 | 2007-11-30 | Narrow band receiver |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110457090.3A Division CN102412958B (zh) | 2006-12-01 | 2007-11-30 | 窄带接收机 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101595673A CN101595673A (zh) | 2009-12-02 |
CN101595673B true CN101595673B (zh) | 2014-05-28 |
Family
ID=37671677
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200780044522.XA Expired - Fee Related CN101595673B (zh) | 2006-12-01 | 2007-11-30 | 窄带接收机 |
CN201110457090.3A Expired - Fee Related CN102412958B (zh) | 2006-12-01 | 2007-11-30 | 窄带接收机 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110457090.3A Expired - Fee Related CN102412958B (zh) | 2006-12-01 | 2007-11-30 | 窄带接收机 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8184748B2 (zh) |
EP (2) | EP2090015B1 (zh) |
CN (2) | CN101595673B (zh) |
CA (1) | CA2670968C (zh) |
GB (1) | GB2444307A (zh) |
WO (1) | WO2008065419A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5712698B2 (ja) * | 2011-03-11 | 2015-05-07 | ソニー株式会社 | 信号処理装置、信号処理方法、並びにプログラム |
EP2712209B1 (en) * | 2012-09-21 | 2021-01-13 | Dialog Semiconductor BV | Method and apparatus for computing metric values for loudspeaker protection |
US8855246B2 (en) * | 2013-03-06 | 2014-10-07 | Qualcomm Incorporated | Demodulating a data packet based on a detected sync word |
US9276619B1 (en) * | 2014-12-08 | 2016-03-01 | MagnaCom Ltd. | Dynamic configuration of modulation and demodulation |
EP3591852B1 (en) * | 2018-07-02 | 2022-01-12 | Semtech Corporation | Collision mitigation in low-power, frequency-hopping, wide-area network |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1268007A (zh) * | 1999-02-24 | 2000-09-27 | 索尼国际(欧洲)股份有限公司 | 用于数字电信***的接收装置和同步方法 |
CN1346560A (zh) * | 1999-03-26 | 2002-04-24 | 艾利森电话股份有限公司 | 用于通信***中有效同步的方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2756923C2 (de) * | 1977-12-21 | 1983-12-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Anordnung zur Daten- und Nachrichtenübertragung |
FR2445079A1 (fr) * | 1978-12-20 | 1980-07-18 | Ibm France | Procede et dispositif pour detecter une sequence pseudo-aleatoire de changements de phase de 0o et 180o de la porteuse dans un recepteur de donnees |
US5212808A (en) * | 1991-11-08 | 1993-05-18 | Teknekron Communications Systems, Inc. | Method and an apparatus for re-establishing wireless communication between a base unit and a remote unit |
GB2276797B (en) * | 1993-04-02 | 1996-10-23 | Northern Telecom Ltd | Digital demodulation |
EP0858659A1 (en) * | 1996-09-02 | 1998-08-19 | Koninklijke Philips Electronics N.V. | Fast acquisition method for obtaining data from a transmission channel and a data receiver for carrying out this method |
JP2955576B1 (ja) * | 1998-08-28 | 1999-10-04 | 株式会社東芝 | ディジタル通信システムとその送信装置および受信装置、ならびにフレーム同期検出回路 |
KR100555721B1 (ko) * | 2001-08-20 | 2006-03-03 | 삼성전자주식회사 | 대칭형 프리앰블 생성방법 및 대칭형 프리앰블을 적용한오에프디엠 신호의 심볼/주파수 동기 방법 |
US6957056B2 (en) * | 2002-03-28 | 2005-10-18 | Motorola, Inc. | Receiver and method for determining an intermediate frequency in a wireless communication device |
US7106814B2 (en) * | 2003-04-30 | 2006-09-12 | Motorola, Inc. | Method and wireless device employing a preamble to initiate communications |
US7499504B2 (en) * | 2005-05-04 | 2009-03-03 | Intel Corporation | Method for determining multiple-input multiple-output (MIMO) channel coefficient using polarity-inverted training signals in an orthogonal frequency division multiplexed (OFDM) multicarrier system |
-
2006
- 2006-12-01 GB GB0624016A patent/GB2444307A/en not_active Withdrawn
-
2007
- 2007-11-30 CN CN200780044522.XA patent/CN101595673B/zh not_active Expired - Fee Related
- 2007-11-30 CN CN201110457090.3A patent/CN102412958B/zh not_active Expired - Fee Related
- 2007-11-30 EP EP07858768.0A patent/EP2090015B1/en active Active
- 2007-11-30 CA CA2670968A patent/CA2670968C/en not_active Expired - Fee Related
- 2007-11-30 WO PCT/GB2007/004602 patent/WO2008065419A1/en active Application Filing
- 2007-11-30 EP EP16182849.6A patent/EP3119030B1/en active Active
-
2009
- 2009-05-29 US US12/474,814 patent/US8184748B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1268007A (zh) * | 1999-02-24 | 2000-09-27 | 索尼国际(欧洲)股份有限公司 | 用于数字电信***的接收装置和同步方法 |
CN1346560A (zh) * | 1999-03-26 | 2002-04-24 | 艾利森电话股份有限公司 | 用于通信***中有效同步的方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3119030A1 (en) | 2017-01-18 |
CA2670968C (en) | 2016-01-26 |
US20090304127A1 (en) | 2009-12-10 |
EP2090015A1 (en) | 2009-08-19 |
CN102412958A (zh) | 2012-04-11 |
CN101595673A (zh) | 2009-12-02 |
US8184748B2 (en) | 2012-05-22 |
EP2090015B1 (en) | 2018-01-31 |
GB2444307A (en) | 2008-06-04 |
GB0624016D0 (en) | 2007-01-10 |
CA2670968A1 (en) | 2008-06-05 |
WO2008065419A1 (en) | 2008-06-05 |
CN102412958B (zh) | 2014-09-17 |
EP3119030B1 (en) | 2018-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Tanlesa Co.,Ltd. Assignor: Plextek Ltd. Contract record no.: 2011990000329 Denomination of invention: Method for acquiring rapid automatic gain control (AGC) response in narrow band receiver License type: Exclusive License Open date: 20091202 Record date: 20110503 |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160713 Address after: cambridge Patentee after: TELENSA HOLDINGS LTD. Address before: cambridge Patentee before: Price Taco Holdings Ltd. Effective date of registration: 20160713 Address after: cambridge Patentee after: Price Taco Holdings Ltd. Address before: Essex Patentee before: Plextek Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20201130 |