JP2008519486A - Ｃｄｍａ受信機を使用したトーン検出 - Google Patents

Ｃｄｍａ受信機を使用したトーン検出 Download PDF

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Publication number
JP2008519486A
JP2008519486A JP2007539146A JP2007539146A JP2008519486A JP 2008519486 A JP2008519486 A JP 2008519486A JP 2007539146 A JP2007539146 A JP 2007539146A JP 2007539146 A JP2007539146 A JP 2007539146A JP 2008519486 A JP2008519486 A JP 2008519486A
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JP
Japan
Prior art keywords
digital filter
correlation
signal
received signal
memory
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Pending
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JP2007539146A
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English (en)
Japanese (ja)
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JP2008519486A5 (enExample
Inventor
エイチ． ブラッドリー、ウェイン
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NXP USA Inc
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NXP USA Inc
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Publication date
Application filed by NXP USA Inc filed Critical NXP USA Inc
Publication of JP2008519486A publication Critical patent/JP2008519486A/ja
Publication of JP2008519486A5 publication Critical patent/JP2008519486A5/ja
Pending legal-status Critical Current

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    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0012—Modulated-carrier systems arrangements for identifying the type of modulation
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/71—Interference-related aspects the interference being narrowband interference
    • H04B1/7101—Interference-related aspects the interference being narrowband interference with estimation filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP2007539146A 2004-10-28 2005-10-27 Ｃｄｍａ受信機を使用したトーン検出 Pending JP2008519486A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/904,196 US20050111529A1 (en) 2001-02-22 2004-10-28 Tone detection using a cdma receiver
PCT/US2005/038856 WO2006050055A2 (en) 2004-10-28 2005-10-27 Tone detection using a cdma receiver

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2012163037A Division JP5341241B2 (ja) 2004-10-28 2012-07-23 Ｃｄｍａ受信機を使用したトーン検出

Publications (2)

Publication Number Publication Date
JP2008519486A true JP2008519486A (ja) 2008-06-05
JP2008519486A5 JP2008519486A5 (enExample) 2008-12-11

Family

ID=36319646

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2007539146A Pending JP2008519486A (ja) 2004-10-28 2005-10-27 Ｃｄｍａ受信機を使用したトーン検出
JP2012163037A Expired - Fee Related JP5341241B2 (ja) 2004-10-28 2012-07-23 Ｃｄｍａ受信機を使用したトーン検出

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2012163037A Expired - Fee Related JP5341241B2 (ja) 2004-10-28 2012-07-23 Ｃｄｍａ受信機を使用したトーン検出

Country Status (5)

Country Link
US (1) US20050111529A1 (enExample)
JP (2) JP2008519486A (enExample)
KR (1) KR20070072898A (enExample)
CN (1) CN101040454B (enExample)
WO (1) WO2006050055A2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7649869B2 (en) * 2005-08-12 2010-01-19 Qualcomm, Incorporated Efficient cell measurements during transmission gaps in a compressed mode
US8279812B2 (en) * 2007-07-12 2012-10-02 Industrial Technology Research Institute Method and module for constructing a frame structure in communication systems
US8265096B2 (en) * 2007-07-12 2012-09-11 Industrial Technology Research Institute Method for constructing frame structures
EP2091197A1 (en) * 2008-02-15 2009-08-19 Motorola, Inc., A Corporation of the State of Delaware; Method and device for detecting a GSM channel of interest

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06261091A (ja) * 1993-03-05 1994-09-16 Keisatsu Univ Kouchiyou 多値変調の周波数オフセット補償方法とその回路
JP2001016135A (ja) * 1999-06-29 2001-01-19 Nec Corp 自動周波数制御方法と自動周波数制御方式とｃｄｍａ受信機
WO2003013040A1 (en) * 2001-08-02 2003-02-13 Morphics Technology, Inc. Configurable terminal engine
WO2003039019A1 (en) * 2001-11-02 2003-05-08 Kabushiki Kaisha Toshiba Flexible rake receiver architecture
JP2003244027A (ja) * 2002-02-15 2003-08-29 Toshiba Corp Ｒａｋｅ受信機及び移動通信端末
JP2003529248A (ja) * 2000-03-08 2003-09-30 クゥアルコム・インコーポレイテッド インターシステム基地局ハンドオーバ
JP2004088332A (ja) * 2002-08-26 2004-03-18 Toshiba Corp 電力指示判定装置および移動通信端末
JP2004515961A (ja) * 2000-12-07 2004-05-27 モトローラ・インコーポレイテッド マルチパス通信受信機
WO2004091244A1 (ja) * 2003-04-07 2004-10-21 Fujitsu Limited デュアルモードシステム及びデュアルモード無線端末

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5649308A (en) * 1993-04-12 1997-07-15 Trw Inc. Multiformat auto-handoff communications handset
JPH09294095A (ja) * 1996-04-26 1997-11-11 Oki Electric Ind Co Ltd 適応等化器
US5978742A (en) * 1997-04-04 1999-11-02 Tektronix, Inc. Method and apparatus for digital sampling of electrical waveforms
JP2858573B1 (ja) * 1997-07-30 1999-02-17 日本電気株式会社 スペクトラム拡散受信装置
US6222592B1 (en) * 1998-01-13 2001-04-24 Samsung Electronics Co., Ltd. TV receiver equalizer storing channel characterizations for each TV channel between times of reception therefrom
US6434186B2 (en) * 1998-03-27 2002-08-13 Nokia Mobile Phones Limited Priority channel search based on spectral analysis and signal recognition
US6049577A (en) * 1998-05-28 2000-04-11 Glenayre Electronics, Inc. Header synchronization detector
US6301293B1 (en) * 1998-08-04 2001-10-09 Agere Systems Guardian Corp. Detectors for CDMA systems
US6957042B2 (en) * 2000-01-10 2005-10-18 Airnet Communications Corporation Packet based backhaul channel configuration for a wireless repeater
US6980602B1 (en) * 2001-01-31 2005-12-27 Comsys Communication & Signal Processing Ltd. Normalization of equalizer soft output for channels with varying noise power
US8139540B2 (en) * 2004-07-02 2012-03-20 Freescale Semiconductor, Inc. Arrangement and method for dual mode operation in a communication system terminal

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06261091A (ja) * 1993-03-05 1994-09-16 Keisatsu Univ Kouchiyou 多値変調の周波数オフセット補償方法とその回路
JP2001016135A (ja) * 1999-06-29 2001-01-19 Nec Corp 自動周波数制御方法と自動周波数制御方式とｃｄｍａ受信機
JP2003529248A (ja) * 2000-03-08 2003-09-30 クゥアルコム・インコーポレイテッド インターシステム基地局ハンドオーバ
JP2004515961A (ja) * 2000-12-07 2004-05-27 モトローラ・インコーポレイテッド マルチパス通信受信機
WO2003013040A1 (en) * 2001-08-02 2003-02-13 Morphics Technology, Inc. Configurable terminal engine
WO2003039019A1 (en) * 2001-11-02 2003-05-08 Kabushiki Kaisha Toshiba Flexible rake receiver architecture
JP2003244027A (ja) * 2002-02-15 2003-08-29 Toshiba Corp Ｒａｋｅ受信機及び移動通信端末
JP2004088332A (ja) * 2002-08-26 2004-03-18 Toshiba Corp 電力指示判定装置および移動通信端末
WO2004091244A1 (ja) * 2003-04-07 2004-10-21 Fujitsu Limited デュアルモードシステム及びデュアルモード無線端末

Also Published As

Publication number Publication date
JP5341241B2 (ja) 2013-11-13
WO2006050055A3 (en) 2006-12-14
KR20070072898A (ko) 2007-07-06
CN101040454A (zh) 2007-09-19
US20050111529A1 (en) 2005-05-26
CN101040454B (zh) 2010-06-16
JP2013013094A (ja) 2013-01-17
WO2006050055A2 (en) 2006-05-11

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