SE9702843L - Kommunikation med hjälp av spektrumspridningsmetoder över optiska fibrer - Google Patents

Kommunikation med hjälp av spektrumspridningsmetoder över optiska fibrer

Info

Publication number
SE9702843L
SE9702843L SE9702843A SE9702843A SE9702843L SE 9702843 L SE9702843 L SE 9702843L SE 9702843 A SE9702843 A SE 9702843A SE 9702843 A SE9702843 A SE 9702843A SE 9702843 L SE9702843 L SE 9702843L
Authority
SE
Sweden
Prior art keywords
signal
control channel
subcarrier
control
baseband
Prior art date
Application number
SE9702843A
Other languages
English (en)
Other versions
SE523374C2 (sv
SE9702843D0 (sv
Inventor
Jean-Pierre Weber
Per Granestrand
Original Assignee
Ericsson Telefon Ab L M
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20407862&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE9702843(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9702843A priority Critical patent/SE523374C2/sv
Publication of SE9702843D0 publication Critical patent/SE9702843D0/sv
Priority to TW087112224A priority patent/TW393838B/zh
Priority to CNB988097508A priority patent/CN1174569C/zh
Priority to KR10-2000-7001075A priority patent/KR100393892B1/ko
Priority to AU84700/98A priority patent/AU8470098A/en
Priority to EP98935454A priority patent/EP1000473A2/en
Priority to PCT/SE1998/001424 priority patent/WO1999007087A2/en
Priority to CA002298599A priority patent/CA2298599A1/en
Priority to JP2000505698A priority patent/JP3775990B2/ja
Priority to US09/126,897 priority patent/US6922431B1/en
Publication of SE9702843L publication Critical patent/SE9702843L/sv
Publication of SE523374C2 publication Critical patent/SE523374C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0298—Wavelength-division multiplex systems with sub-carrier multiplexing [SCM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/504—Laser transmitters using direct modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/005—Optical Code Multiplex

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Mobile Radio Communication Systems (AREA)
SE9702843A 1997-07-31 1997-07-31 Kommunikation med hjälp av spektrumspridningsmetoder över optiska fibrer SE523374C2 (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE9702843A SE523374C2 (sv) 1997-07-31 1997-07-31 Kommunikation med hjälp av spektrumspridningsmetoder över optiska fibrer
TW087112224A TW393838B (en) 1997-07-31 1998-07-27 Communication using spread spectrum methods over optical fibers
JP2000505698A JP3775990B2 (ja) 1997-07-31 1998-07-30 光ファイバを通してスペクトル拡散方法を使用する通信方法
CA002298599A CA2298599A1 (en) 1997-07-31 1998-07-30 Communication using spread spectrum methods over optical fibers
KR10-2000-7001075A KR100393892B1 (ko) 1997-07-31 1998-07-30 확산 스펙트럼 방법을 이용하여 광섬유를 통해 통신하는 방법 및 장치
CNB988097508A CN1174569C (zh) 1997-07-31 1998-07-30 使用扩频法的光纤通信
AU84700/98A AU8470098A (en) 1997-07-31 1998-07-30 Communication using spread spectrum methods over optical fibers
EP98935454A EP1000473A2 (en) 1997-07-31 1998-07-30 Communication using spread spectrum methods over optical fibers
PCT/SE1998/001424 WO1999007087A2 (en) 1997-07-31 1998-07-30 Communication using spread spectrum methods over optical fibers
US09/126,897 US6922431B1 (en) 1997-07-31 1998-07-31 Communication using spread spectrum methods over optical fibers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9702843A SE523374C2 (sv) 1997-07-31 1997-07-31 Kommunikation med hjälp av spektrumspridningsmetoder över optiska fibrer

Publications (3)

Publication Number Publication Date
SE9702843D0 SE9702843D0 (sv) 1997-07-31
SE9702843L true SE9702843L (sv) 1999-02-01
SE523374C2 SE523374C2 (sv) 2004-04-13

Family

ID=20407862

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9702843A SE523374C2 (sv) 1997-07-31 1997-07-31 Kommunikation med hjälp av spektrumspridningsmetoder över optiska fibrer

Country Status (10)

Country Link
US (1) US6922431B1 (sv)
EP (1) EP1000473A2 (sv)
JP (1) JP3775990B2 (sv)
KR (1) KR100393892B1 (sv)
CN (1) CN1174569C (sv)
AU (1) AU8470098A (sv)
CA (1) CA2298599A1 (sv)
SE (1) SE523374C2 (sv)
TW (1) TW393838B (sv)
WO (1) WO1999007087A2 (sv)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3974984B2 (ja) * 1997-11-28 2007-09-12 松下電器産業株式会社 マルチポイント光送信システム
US6839334B1 (en) * 1999-05-17 2005-01-04 Lucent Technologies Inc. Control channel for time division multiple access systems
WO2001067660A1 (en) * 2000-03-09 2001-09-13 Nortel Networks Limited Orthogonal wavelength division multiplexing for optical networks
GB0005615D0 (en) * 2000-03-09 2000-05-03 Univ Southampton An optical processing device based on fiber grating
ATE290738T1 (de) * 2001-05-01 2005-03-15 Accessphotonic Networks Inc Optisches kommunikationssystem und -verfahren zur übertragung von punkt-zu-punkt- und verteilsignalen
JP4586305B2 (ja) * 2001-06-18 2010-11-24 沖電気工業株式会社 多重化光伝送方法及び多重化光伝送装置
FI20011418A (sv) * 2001-06-29 2002-12-30 Nokia Corp Förfarande och anordning för mottagning av en signal i ett optiskt CDMA system
FR2827971B1 (fr) * 2001-07-27 2003-10-10 Thales Sa Reseau de communications optiques, multi-utilisateurs, reconfigurable a faible temps de latence
US7702245B1 (en) 2001-08-15 2010-04-20 Cisco Technology, Inc. Spread spectrum in-band utility communication channel
US20030161634A1 (en) * 2001-12-17 2003-08-28 Costabile James J. Efficient and scalable data transport system for DWDM cable TV networks
US7242976B2 (en) 2004-04-02 2007-07-10 Oki Electric Industry Co., Ltd. Device and method for selecting codes
US7826745B2 (en) * 2005-12-21 2010-11-02 International Business Machines Corporation Open fiber control and loss of light propagation in time division multiplexed inter-system channel link
US7860395B2 (en) 2006-02-02 2010-12-28 Oki Electric Industry Co., Ltd. Optical access network system
US8462931B2 (en) * 2006-05-25 2013-06-11 Avaya, Inc. Monitoring signal path quality in a conference call
CA2657196C (en) * 2006-06-02 2013-10-08 Aurora Networks, Inc. Dwdm transport of catv and digital signals over optical fiber in low-dispersion spectral regions
CN101001111B (zh) * 2006-12-31 2010-05-12 华为技术有限公司 一种利用光纤传送数据信号的方法、装置和系统
JP2008301153A (ja) 2007-05-31 2008-12-11 Oki Electric Ind Co Ltd 受動光ネットワーク通信方法及び受動光ネットワーク通信システム
CN102119566B (zh) * 2008-08-08 2014-04-02 松下电器产业株式会社 无线通信基站装置、无线通信终端装置以及信道分配方法
US8594155B2 (en) 2009-01-06 2013-11-26 Qualcomm Incorporated Multi-carrier transmitter design on adjacent carriers in a single frequency band on the uplink in W-CDMA/HSPA
CN102468886A (zh) * 2010-11-01 2012-05-23 北京北方微电子基地设备工艺研究中心有限责任公司 一种光电信号传输方法、光电传感器及微电子加工设备
US9031409B2 (en) * 2011-04-29 2015-05-12 Arris Technology, Inc. System and method for avoiding upstream interference in RF-over-glass network
JP5870754B2 (ja) * 2012-02-27 2016-03-01 富士通株式会社 光信号送信装置及び光信号送信方法
CN108702208B (zh) 2016-02-19 2020-07-24 华为技术有限公司 利用扩频导频音的光信道监测
US11310571B2 (en) * 2017-03-15 2022-04-19 Oracle International Corporation Optically switched network topology
US10602245B2 (en) 2017-04-04 2020-03-24 Oracle International Corporation Medium-access control technique for optically switched networks
US10852433B2 (en) 2018-03-15 2020-12-01 Massachusetts Institute Of Technology Lidar resistant to interference and hacking
CN114915343A (zh) * 2021-02-10 2022-08-16 华为技术有限公司 光耦合器、通信方法及通信系统
CN113037678B (zh) * 2021-02-26 2021-11-23 江苏科大亨芯半导体技术有限公司 标注光纤波长的方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2932688A1 (de) 1979-08-11 1981-02-26 Bayer Ag Verfahren zum nachgerben mineralisch gegerbter leder mit aromatischen sulfonsaeuren
FR2467512A1 (fr) * 1979-10-15 1981-04-17 Crouzet Sa Systeme de transmission multiacces integral simultane sur lignes de transmission par fibres optiques
GB2125253B (en) * 1982-07-27 1985-09-11 Standard Telephones Cables Ltd Data communications system
GB8616050D0 (en) 1986-07-01 1986-08-06 British Telecomm Optical local transmission system
US4930140A (en) 1989-01-13 1990-05-29 Agilis Corporation Code division multiplex system using selectable length spreading code sequences
AU8445991A (en) 1990-07-23 1992-02-18 Omnipoint Corporation Sawc phase-detection method and apparatus
US5365544A (en) * 1990-12-05 1994-11-15 Interdigital Technology Corporation CDMA communications and geolocation system and method
US5370114A (en) * 1992-03-12 1994-12-06 Wong; Jacob Y. Non-invasive blood chemistry measurement by stimulated infrared relaxation emission
JPH05268658A (ja) 1992-03-18 1993-10-15 Kokusai Denshin Denwa Co Ltd <Kdd> Ｃｄｍａ通信方式
US5519526A (en) 1992-10-21 1996-05-21 California Institute Of Technology Optical protocols for communication networks
JP3003839B2 (ja) * 1993-11-08 2000-01-31 エヌ・ティ・ティ移動通信網株式会社 Ｃｄｍａ通信方法および装置
JP3202125B2 (ja) * 1994-03-10 2001-08-27 沖電気工業株式会社 符号分割多元接続システム
JPH07297776A (ja) * 1994-04-22 1995-11-10 Oki Electric Ind Co Ltd 通信システム
US5768269A (en) * 1995-08-25 1998-06-16 Terayon Corporation Apparatus and method for establishing frame synchronization in distributed digital data communication systems
US6108317A (en) * 1995-11-01 2000-08-22 Stm Wireless, Inc. Cyclic code phase multiple access for inbound satellite communications
JPH09153862A (ja) * 1995-11-30 1997-06-10 Kokusai Denshin Denwa Co Ltd <Kdd> 光増幅中継伝送システムの監視方法
DE19605567A1 (de) * 1996-02-15 1997-08-21 Sel Alcatel Ag Optisches frequenzkodiertes CDMA-Übertragungssystem und optischer Empfänger dafür
US5960398A (en) * 1996-07-31 1999-09-28 Wictor Company Of Japan, Ltd. Copyright information embedding apparatus
US5909279A (en) * 1997-03-17 1999-06-01 Hughes Electronics Corporation Ultrasonic sensor using short coherence length optical source, and operating method

Also Published As

Publication number Publication date
JP2001512919A (ja) 2001-08-28
WO1999007087A2 (en) 1999-02-11
KR100393892B1 (ko) 2003-08-06
SE523374C2 (sv) 2004-04-13
CA2298599A1 (en) 1999-02-11
US6922431B1 (en) 2005-07-26
WO1999007087A3 (en) 1999-04-22
KR20010022489A (ko) 2001-03-15
EP1000473A2 (en) 2000-05-17
CN1272989A (zh) 2000-11-08
AU8470098A (en) 1999-02-22
SE9702843D0 (sv) 1997-07-31
JP3775990B2 (ja) 2006-05-17
TW393838B (en) 2000-06-11
CN1174569C (zh) 2004-11-03

Similar Documents

Publication Publication Date Title
SE9702843L (sv) Kommunikation med hjälp av spektrumspridningsmetoder över optiska fibrer
BR9407919A (pt) Multiplexaçao da quadratura de dois sinais de dados dispersados por sequências-PN diferentes
HK1037286A1 (en) A transmitter in a spread spectrum communications system and method thereof.
ATE295031T1 (de) Trägerrückgewinnung der vorwärtsverbindung in einem ocdma spreizband-kommunikationssystem ohne pilotton
JP4332616B2 (ja) 変調された光の信号処理方法およびその装置
AU782389B2 (en) Method and apparatus for transmitting high-frequency signals in optical communication system
Young et al. Generation and transmission of FM and/spl pi//4 DQPSK signals at microwave frequencies using harmonic generation and optoelectronic mixing in Mach-Zehnder modulators
JP3218325B2 (ja) ミリ波無線・光ファイバ伝送方式および装置
Rimmya et al. An efficient scheme for simultaneous 60 GHz MM wave generation and CSRZ‐DQPSK transmission in a passive optical network
CA2233291A1 (en) Optical communication system
JP3104426B2 (ja) 光通信装置
Jiang et al. An optical multiaccess star network using subcarrier multiplexing
GB2227623A (en) Optical fibre network
KR100337803B1 (ko) 데이터, 음성 및 다중통신의 비화시스템
KR100535313B1 (ko) 광가입자망에서 광간섭 잡음 감소를 위한 광전송 장치 및그 방법
JP2004248218A (ja) 光送信器及び光送信方法
Mortier Spectral properties of a full duplex ASK SCM-FM single laser transceiver system
Fan et al. Subcarrier-multiplexed coherent optical video transmission using direct frequency modulation of semiconductor lasers
JP2000059340A (ja) スペクトルコ―ド化デ―タ伝送システムで使われる受信機とその方法
Tsukamoto et al. A multiaccess coherent optical communication system using common optical carrier with star configuration
JPH02272928A (ja) マルチチャネル型スペクトラム拡散通信装置
JPH11308150A (ja) 直接スペクトラム拡散通信装置用測定装置
JPH07226713A (ja) 光通信システム
JPH06177857A (ja) スペクトル拡散信号受信機

Legal Events

Date Code Title Description
NUG Patent has lapsed