TW200715774A - Packet detection - Google Patents

Packet detection

Info

Publication number
TW200715774A
TW200715774A TW095130118A TW95130118A TW200715774A TW 200715774 A TW200715774 A TW 200715774A TW 095130118 A TW095130118 A TW 095130118A TW 95130118 A TW95130118 A TW 95130118A TW 200715774 A TW200715774 A TW 200715774A
Authority
TW
Taiwan
Prior art keywords
measure
packet detection
received symbols
correlation
energy value
Prior art date
Application number
TW095130118A
Other languages
English (en)
Inventor
Turgut Aytur
Stephan Ten Brink
Ravishankar Mahadevappa
Ran Yan
Original Assignee
Wionics Research
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.)
Filing date
Publication date
Application filed by Wionics Research filed Critical Wionics Research
Publication of TW200715774A publication Critical patent/TW200715774A/zh

Links

Classifications

    • 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
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/7163—Spread spectrum techniques using impulse radio
    • H04B1/7183—Synchronisation
    • 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
    • H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2676—Blind, i.e. without using known symbols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
TW095130118A 2005-08-16 2006-08-16 Packet detection TW200715774A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70897105P 2005-08-16 2005-08-16

Publications (1)

Publication Number Publication Date
TW200715774A true TW200715774A (en) 2007-04-16

Family

ID=37758378

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095130118A TW200715774A (en) 2005-08-16 2006-08-16 Packet detection

Country Status (4)

Country Link
US (1) US8457162B2 (zh)
CN (1) CN101467409A (zh)
TW (1) TW200715774A (zh)
WO (1) WO2007022325A2 (zh)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
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UA78974C2 (en) 2001-10-20 2007-05-10 Boehringer Ingelheim Pharma Use of flibanserin for treating disorders of sexual desire
US10675280B2 (en) 2001-10-20 2020-06-09 Sprout Pharmaceuticals, Inc. Treating sexual desire disorders with flibanserin
US7933344B2 (en) * 2006-04-25 2011-04-26 Mircosoft Corporation OFDMA based on cognitive radio
US8189621B2 (en) 2006-05-12 2012-05-29 Microsoft Corporation Stack signaling to application with lack of requested bandwidth
US8085718B2 (en) * 2006-06-29 2011-12-27 St-Ericsson Sa Partial radio block detection
US7746812B2 (en) * 2006-08-17 2010-06-29 Texas Instruments Incorporated Reliable packet detection in a wireless receiver when packets contain a known repetitive sequence
US8144793B2 (en) 2006-12-12 2012-03-27 Microsoft Corporation Cognitive multi-user OFDMA
US7929623B2 (en) * 2007-03-30 2011-04-19 Microsoft Corporation FEC in cognitive multi-user OFDMA
US7970085B2 (en) 2007-05-08 2011-06-28 Microsoft Corporation OFDM transmission and reception for non-OFDMA signals
WO2009072037A2 (en) * 2007-12-03 2009-06-11 Nxp B.V. Method and system for detecting an interfering ofdm-based signal at an ultra-wideband module
US8374130B2 (en) 2008-01-25 2013-02-12 Microsoft Corporation Orthogonal frequency division multiple access with carrier sense
US8855087B2 (en) * 2008-12-18 2014-10-07 Microsoft Corporation Wireless access point supporting control by multiple applications
CN102714648B (zh) * 2010-07-09 2015-07-15 联发科技（新加坡）私人有限公司 无线局域网设备及其传送、接收方法
DE102011075987B4 (de) * 2011-05-17 2019-12-24 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur Bestimmung von Demodulationsparametern eines Kommunikationssignals
US9477292B1 (en) * 2012-03-02 2016-10-25 Redpine Signals, Inc. Wakeup controller apparatus and method for ultra low power wireless communications
US9640185B2 (en) * 2013-12-12 2017-05-02 Motorola Solutions, Inc. Method and apparatus for enhancing the modulation index of speech sounds passed through a digital vocoder
US9780921B2 (en) 2014-07-11 2017-10-03 Quallcomm Incorporated Packet detection and bandwidth classification for variable-bandwidth packets
CN111699662B (zh) * 2018-02-13 2021-10-19 Abb电网瑞士股份公司 用于包检测的方法、包接收器和计算机可读存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6868091B1 (en) * 1997-10-31 2005-03-15 Stmicroelectronics Asia Pacific Pte. Ltd. Apparatus and method for depacketizing and aligning packetized input data
US6359939B1 (en) * 1998-05-20 2002-03-19 Diva Systems Corporation Noise-adaptive packet envelope detection
WO2002101939A2 (en) * 2001-06-08 2002-12-19 Broadcom Corporation Robust burst detection and acquisition system and method
US7369485B2 (en) * 2002-08-19 2008-05-06 Conexant, Inc. Wireless receiver for sorting packets
US7203254B2 (en) * 2003-03-25 2007-04-10 Motorola, Inc. Method and system for synchronizing in a frequency shift keying receiver
US7031265B2 (en) * 2003-09-24 2006-04-18 Sarnoff Corporation Method and apparatus for performing packet detection processing
US20050254559A1 (en) * 2004-05-11 2005-11-17 Wen-Sheng Hou Packet detection
EP1774692A2 (en) * 2004-07-01 2007-04-18 Staccato Communications, Inc. Multiband receiver synchronization
KR100594296B1 (ko) * 2004-10-12 2006-06-30 삼성전자주식회사 디지털 텔레비전 수신 장치의 동기신호 검출기 및 그 방법
KR100629504B1 (ko) * 2004-12-27 2006-09-28 삼성전자주식회사 오경보 확률을 줄이기 위한 신호 획득 장치 및 방법
US7769074B2 (en) * 2006-03-08 2010-08-03 Renesas Technology Corporation Detecting and synchronizing to frequency hopped packets

Also Published As

Publication number Publication date
CN101467409A (zh) 2009-06-24
WO2007022325A2 (en) 2007-02-22
WO2007022325A3 (en) 2008-07-24
US20070055501A1 (en) 2007-03-08
US8457162B2 (en) 2013-06-04

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