JP2003530728A - 発振器周波数訂正機構を有するスペクトラム拡散ＧＭＳＫ／Ｍ−ａｒｙ無線 - Google Patents

発振器周波数訂正機構を有するスペクトラム拡散ＧＭＳＫ／Ｍ−ａｒｙ無線

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Publication number
JP2003530728A
JP2003530728A JP2000617573A JP2000617573A JP2003530728A JP 2003530728 A JP2003530728 A JP 2003530728A JP 2000617573 A JP2000617573 A JP 2000617573A JP 2000617573 A JP2000617573 A JP 2000617573A JP 2003530728 A JP2003530728 A JP 2003530728A
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JP
Japan
Prior art keywords
output
shift register
gate
exclusive
receive
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.)
Pending
Application number
JP2000617573A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003530728A5 (enExample
Inventor
ジャラル アリソブハニ
ドナルド ケイ ライマー
リチャード カイ ツェン ウー
マーク フィリップ カプラン
Original Assignee
ナヴコム テクノロジー インコーポレイテッド
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
Priority claimed from US09/522,393 external-priority patent/US6430212B1/en
Application filed by ナヴコム テクノロジー インコーポレイテッド filed Critical ナヴコム テクノロジー インコーポレイテッド
Publication of JP2003530728A publication Critical patent/JP2003530728A/ja
Publication of JP2003530728A5 publication Critical patent/JP2003530728A5/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/091—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector using a sampling device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/181—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a numerical count result being used for locking the loop, the counter counting during fixed time intervals
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • H04J13/0029—Gold
    • 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
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/0028—Correction of carrier offset at passband only
    • 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
    • H04L2027/0053—Closed loops
    • H04L2027/0055—Closed loops single phase

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP2000617573A 1999-05-06 2000-05-05 発振器周波数訂正機構を有するスペクトラム拡散ＧＭＳＫ／Ｍ−ａｒｙ無線 Pending JP2003530728A (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US13288299P 1999-05-06 1999-05-06
US60/132,882 1999-05-06
US09/522,393 2000-03-09
US09/522,393 US6430212B1 (en) 1999-05-06 2000-03-09 Spread-spectrum GMSK/M-ary radio
US09/564,683 2000-05-04
US09/564,683 US6760393B1 (en) 1999-05-06 2000-05-04 Spread-spectrum GMSK/M-ary radio with oscillator frequency correction
PCT/US2000/012470 WO2000069088A1 (en) 1999-05-06 2000-05-05 Spread-spectrum gmsk/m-ary radio with oscillator frequency correction

Publications (2)

Publication Number Publication Date
JP2003530728A true JP2003530728A (ja) 2003-10-14
JP2003530728A5 JP2003530728A5 (enExample) 2006-03-02

Family

ID=27384364

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000617573A Pending JP2003530728A (ja) 1999-05-06 2000-05-05 発振器周波数訂正機構を有するスペクトラム拡散ＧＭＳＫ／Ｍ−ａｒｙ無線

Country Status (5)

Country Link
EP (1) EP1188249A4 (enExample)
JP (1) JP2003530728A (enExample)
AR (1) AR031519A1 (enExample)
BR (1) BR0010340A (enExample)
WO (1) WO2000069088A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007533262A (ja) * 2004-04-12 2007-11-15 ザ・ディレクティービー・グループ・インコーポレイテッド 衛星放送システムにおける物理層ヘッダスクランブル
JP2007535844A (ja) * 2004-04-12 2007-12-06 ザ・ディレクティービー・グループ・インコーポレイテッド 同一チャンネル干渉を最小にするための方法および装置
JP2008504789A (ja) * 2004-06-28 2008-02-14 ザ・ディレクティービー・グループ・インコーポレイテッド スクランブリングによって共チャネル干渉を最小化するための方法及び装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6430212B1 (en) 1999-05-06 2002-08-06 Navcom Technology, Inc. Spread-spectrum GMSK/M-ary radio
US8213553B2 (en) 2004-04-12 2012-07-03 The Directv Group, Inc. Method and apparatus for identifying co-channel interference
JP5080470B2 (ja) 2005-08-26 2012-11-21 ザ・ディレクティービー・グループ・インコーポレイテッド 信号送信のためのスクランブリングコードを決定する方法と装置
US8724662B2 (en) * 2012-06-25 2014-05-13 Johnson & Johnson Vision Care, Inc. Wireless communication protocol for low power receivers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114155A (en) * 1976-07-30 1978-09-12 Cincinnati Electronics Corporation Position determining apparatus and method
US4538281A (en) * 1982-05-06 1985-08-27 Rockwell International Corporation Adaptive acquisition of multiple access codes
US5311542A (en) * 1990-09-19 1994-05-10 Honeywell Inc. Spread spectrum communication system
FR2681199B1 (fr) * 1991-09-11 1993-12-03 Agence Spatiale Europeenne Procede et dispositif pour multiplexer des signaux de donnees.
US5210770A (en) * 1991-09-27 1993-05-11 Lockheed Missiles & Space Company, Inc. Multiple-signal spread-spectrum transceiver
FI97003C (fi) * 1993-09-27 1996-09-25 Nokia Telecommunications Oy Menetelmä vaihelukitun silmukan ohjaamiseksi sekä vaihelukittu silmukka
US5463657A (en) * 1994-02-15 1995-10-31 Lockheed Missiles & Space Company, Inc. Detection of a multi-sequence spread spectrum signal
JP3483991B2 (ja) * 1995-07-27 2004-01-06 沖電気工業株式会社 符号分割多重アクセス通信用拡散符号発生器、符号分割多重アクセス通信システム及び符号分割多重アクセス通信用拡散符号発生方法

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007533262A (ja) * 2004-04-12 2007-11-15 ザ・ディレクティービー・グループ・インコーポレイテッド 衛星放送システムにおける物理層ヘッダスクランブル
JP2007535844A (ja) * 2004-04-12 2007-12-06 ザ・ディレクティービー・グループ・インコーポレイテッド 同一チャンネル干渉を最小にするための方法および装置
JP2008500747A (ja) * 2004-04-12 2008-01-10 ザ・ディレクティービー・グループ・インコーポレイテッド 同一チャネル干渉を最小化するための方法および装置
JP2010288300A (ja) * 2004-04-12 2010-12-24 Directv Group Inc 同一チャネル干渉を最小化するための方法および装置
JP2011019236A (ja) * 2004-04-12 2011-01-27 Directv Group Inc 衛星放送システムにおける物理層ヘッダスクランブル
JP2011229154A (ja) * 2004-04-12 2011-11-10 Dtvg Licensing Inc 同一チャンネル干渉を最小にするための方法および装置
JP2008504789A (ja) * 2004-06-28 2008-02-14 ザ・ディレクティービー・グループ・インコーポレイテッド スクランブリングによって共チャネル干渉を最小化するための方法及び装置
JP4777982B2 (ja) * 2004-06-28 2011-09-21 ディーティーブイジー・ライセンシング、インコーポレイテッド スクランブリングによって共チャネル干渉を最小化するための方法及び装置

Also Published As

Publication number Publication date
AR031519A1 (es) 2003-09-24
BR0010340A (pt) 2002-06-04
WO2000069088A8 (en) 2001-03-22
EP1188249A4 (en) 2006-12-27
WO2000069088A1 (en) 2000-11-16
EP1188249A1 (en) 2002-03-20

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