FI110730B - Hajaspektrivastaanottimen datademodulaattori - Google Patents

Hajaspektrivastaanottimen datademodulaattori

Info

Publication number
FI110730B
FI110730B FI932995A FI932995A FI110730B FI 110730 B FI110730 B FI 110730B FI 932995 A FI932995 A FI 932995A FI 932995 A FI932995 A FI 932995A FI 110730 B FI110730 B FI 110730B
Authority
FI
Finland
Prior art keywords
spread spectrum
data modulator
receiver data
spectrum receiver
modulator
Prior art date
Application number
FI932995A
Other languages
English (en)
Swedish (sv)
Other versions
FI932995A (fi
FI932995A0 (fi
Inventor
Hideshi Murai
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of FI932995A0 publication Critical patent/FI932995A0/fi
Publication of FI932995A publication Critical patent/FI932995A/fi
Application granted granted Critical
Publication of FI110730B publication Critical patent/FI110730B/fi

Links

Classifications

    • 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
FI932995A 1992-06-29 1993-06-29 Hajaspektrivastaanottimen datademodulaattori FI110730B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP17094692 1992-06-29
JP14936993A JP2771757B2 (ja) 1992-06-29 1993-06-21 スペクトル拡散通信用受信装置のデータ復調回路

Publications (3)

Publication Number Publication Date
FI932995A0 FI932995A0 (fi) 1993-06-29
FI932995A FI932995A (fi) 1993-12-30
FI110730B true FI110730B (fi) 2003-03-14

Family

ID=26479278

Family Applications (1)

Application Number Title Priority Date Filing Date
FI932995A FI110730B (fi) 1992-06-29 1993-06-29 Hajaspektrivastaanottimen datademodulaattori

Country Status (6)

Country Link
US (1) US5383220A (fi)
EP (1) EP0577044B9 (fi)
JP (1) JP2771757B2 (fi)
CA (1) CA2099322C (fi)
DE (1) DE69327988T2 (fi)
FI (1) FI110730B (fi)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2605615B2 (ja) * 1993-12-30 1997-04-30 日本電気株式会社 スペクトラム拡散受信機
US5559789A (en) * 1994-01-31 1996-09-24 Matsushita Electric Industrial Co., Ltd. CDMA/TDD Radio Communication System
JP2938337B2 (ja) * 1994-03-09 1999-08-23 三菱電機株式会社 スペクトル拡散通信用データ復調回路
GB2290010B (en) * 1994-05-28 1998-09-09 Roke Manor Research Ambiguity resolution in direct sequence spread spectrum modulation systems
US5694388A (en) * 1994-06-23 1997-12-02 Ntt Mobile Communications Network Inc. CDMA demodulator and demodulation method
JP3444444B2 (ja) * 1994-09-30 2003-09-08 ソニー株式会社 通信端末装置
KR970011690B1 (ko) * 1994-11-22 1997-07-14 삼성전자 주식회사 파일럿트 채널을 이용한 대역확산 통신시스템의 데이타 송신기 및 수신기
JP2605648B2 (ja) * 1994-12-22 1997-04-30 日本電気株式会社 Ｓｓ受信機における逆拡散符号位相検出装置
US5691974A (en) * 1995-01-04 1997-11-25 Qualcomm Incorporated Method and apparatus for using full spectrum transmitted power in a spread spectrum communication system for tracking individual recipient phase, time and energy
US5793821A (en) * 1995-06-07 1998-08-11 3Com Corporation Timing Recovery using group delay compensation
JP3200547B2 (ja) * 1995-09-11 2001-08-20 株式会社日立製作所 Ｃｄｍａ方式移動通信システム
US5784366A (en) * 1996-08-27 1998-07-21 Transsky Corp. Wideband code-division-multiple access system and method
JP3796870B2 (ja) * 1997-01-21 2006-07-12 ソニー株式会社 受信装置及び受信方法、並びに携帯電話システムの端末装置
US6094450A (en) * 1997-06-20 2000-07-25 Cincinnati Electronics Corporation Spread spectrum chip shift keying modulation/demodulation system and method
US6178197B1 (en) 1997-06-23 2001-01-23 Cellnet Data Systems, Inc. Frequency discrimination in a spread spectrum signal processing system
US6628699B2 (en) * 1997-06-23 2003-09-30 Schlumberger Resource Management Systems, Inc. Receiving a spread spectrum signal
US6263009B1 (en) * 1997-06-23 2001-07-17 Cellnet Data Systems, Inc. Acquiring a spread spectrum signal
US6047016A (en) * 1997-06-23 2000-04-04 Cellnet Data Systems, Inc. Processing a spread spectrum signal in a frequency adjustable system
US6741638B2 (en) 1997-06-23 2004-05-25 Schlumbergersema Inc. Bandpass processing of a spread spectrum signal
US6456644B1 (en) 1997-06-23 2002-09-24 Cellnet Data Systems, Inc. Bandpass correlation of a spread spectrum signal
EP0899893A1 (en) * 1997-09-01 1999-03-03 Kabushiki Kaisha Toshiba Spread spectrum communications receiver
US6175588B1 (en) 1997-12-30 2001-01-16 Motorola, Inc. Communication device and method for interference suppression using adaptive equalization in a spread spectrum communication system
US6175587B1 (en) 1997-12-30 2001-01-16 Motorola, Inc. Communication device and method for interference suppression in a DS-CDMA system
US6618431B1 (en) 1998-12-31 2003-09-09 Texas Instruments Incorporated Processor-based method for the acquisition and despreading of spread-spectrum/CDMA signals
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
US6765974B1 (en) * 2000-07-19 2004-07-20 Radwin Ltd. Rach starting time vicinity estimation
JP3695316B2 (ja) * 2000-11-24 2005-09-14 株式会社日本自動車部品総合研究所 スペクトラム拡散受信機の相関検出器
JP4429533B2 (ja) * 2001-01-29 2010-03-10 三星電子株式会社 周波数変換器
DE10108413A1 (de) * 2001-02-21 2002-09-19 Philips Corp Intellectual Pty Empfangsverfahren bei einem Mobiltelefon mit Mehrfachcodeempfang und Mobiltelefon
US7088965B1 (en) * 2002-01-08 2006-08-08 Sprint Spectrum L.P. Fractal antenna system and method for improved wireless telecommunications
US7292624B2 (en) * 2002-08-27 2007-11-06 Itt Manufacturing, Inc. Method and apparatus for robust acquisition of spread spectrum signals
KR20050015119A (ko) * 2003-08-04 2005-02-21 삼성전자주식회사 광대역 무선 접속 통신 시스템에서 레인징 신호 변조 장치및 방법
CN102521080B (zh) * 2011-12-07 2013-11-20 国家电网公司 一种电力用户用电信息采集系统的计算机数据修复方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3601576A1 (de) * 1986-01-21 1987-07-23 Standard Elektrik Lorenz Ag Empfaenger fuer bandgespreizte signale
US4901307A (en) * 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
JPH0748674B2 (ja) * 1988-09-02 1995-05-24 クラリオン株式会社 スペクトラム拡散受信機
GB2240240A (en) * 1990-01-19 1991-07-24 Philips Electronic Associated Radio receiver for direct sequence spread spectrum signals
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
DE4020191C2 (de) * 1990-06-25 1998-09-10 Siemens Ag Verfahren zur Kompensation von Phasen- und Frequenzfehlern eines quadraturphasenmodulierten Trägersignals und Anordnung zur Durchführung des Verfahrens
US5099494A (en) * 1990-07-26 1992-03-24 Unisys Corporation Six channel digital demodulator
US5267260A (en) * 1992-11-19 1993-11-30 Samsung Electronics Co., Ltd. Spread spectrum receiver using the code division multiple access mode

Also Published As

Publication number Publication date
EP0577044A1 (en) 1994-01-05
DE69327988D1 (de) 2000-04-13
DE69327988T2 (de) 2000-10-19
FI932995A (fi) 1993-12-30
JP2771757B2 (ja) 1998-07-02
EP0577044B9 (en) 2003-08-20
FI932995A0 (fi) 1993-06-29
CA2099322A1 (en) 1993-12-30
CA2099322C (en) 1998-08-11
JPH0690219A (ja) 1994-03-29
EP0577044B1 (en) 2000-03-08
US5383220A (en) 1995-01-17

Similar Documents

Publication Publication Date Title
FI110730B (fi) Hajaspektrivastaanottimen datademodulaattori
DE69428836T2 (de) Spreizspektrum-Übertragungssystem
DE593289T1 (de) Frequenzsprungspreizspektrumdatenübertragungssystem.
DE69326268D1 (de) Kommunikationssystem mit gespreiztem Spektrum
EP0592808A3 (en) Masking of commercial data.
DE69132623T2 (de) Spreizspektrumskommunikationssystem
FI925859A (fi) Tiedonsiirtojärjestelmä
DE69331032D1 (de) Kommunikationseinrichtung
FI953542A0 (fi) Tietoliikennelaitteisto
DE69329588T2 (de) Kommunikationsgerät
DE69409214D1 (de) Zeitdatenempfangsvorrichtung
DE69418737D1 (de) Antiresonnater Fabry-Perot-P-I-N-Modulator
DE69306330T2 (de) Modulatorschaltung
DE69328913T2 (de) Seriendatenübertragungsanordnung
DE69229023T2 (de) Datenkommunikationsgerät
GB9207186D0 (en) Data communication device
DE69331516D1 (de) Spreizspektrum-Empfangsgerät
EP0555150A3 (en) Data communication apparatus having an auto-calling function
DE69326500T2 (de) Datenübertragung via Funk
KR940004540U (ko) 통신기기 부착장치
DE69310436T2 (de) Datenkabel
DE9212832U1 (de) Meßumformer
DE69427053D1 (de) Kommunikationseinrichtung
FI920539A0 (fi) Istutuslaite
FI923469A (fi) Tiedonsiirtojärjestelmä