IT1244150B - Metodo per misurazione di distanze e stazione trasmittente e ricevente per realizzare tale metodo. - Google Patents

Metodo per misurazione di distanze e stazione trasmittente e ricevente per realizzare tale metodo.

Info

Publication number
IT1244150B
IT1244150B IT02215790A IT2215790A IT1244150B IT 1244150 B IT1244150 B IT 1244150B IT 02215790 A IT02215790 A IT 02215790A IT 2215790 A IT2215790 A IT 2215790A IT 1244150 B IT1244150 B IT 1244150B
Authority
IT
Italy
Prior art keywords
measurement
wavelength
transmitter
receiver station
measuring distances
Prior art date
Application number
IT02215790A
Other languages
English (en)
Other versions
IT9022157A1 (it
IT9022157A0 (it
Inventor
Alessandro Bianchi
Giuseppe Comito
Andrea Fantini
Original Assignee
Face Standard Spa Alcatel
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 Face Standard Spa Alcatel filed Critical Face Standard Spa Alcatel
Publication of IT9022157A0 publication Critical patent/IT9022157A0/it
Priority to IT02215790A priority Critical patent/IT1244150B/it
Priority to DE69122352T priority patent/DE69122352T2/de
Priority to AT91119312T priority patent/ATE143545T1/de
Priority to ES91119312T priority patent/ES2094780T3/es
Priority to EP91119312A priority patent/EP0486931B1/en
Priority to KR1019910020680A priority patent/KR0148584B1/ko
Priority to CA002055954A priority patent/CA2055954C/en
Priority to US07/796,414 priority patent/US5212534A/en
Priority to JP3307864A priority patent/JPH04299278A/ja
Priority to TW080109737A priority patent/TW209275B/zh
Publication of IT9022157A1 publication Critical patent/IT9022157A1/it
Application granted granted Critical
Publication of IT1244150B publication Critical patent/IT1244150B/it

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
    • H04B10/27—Arrangements for networking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
    • 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
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks
    • H04B10/2725—Star-type networks without a headend
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0245—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU
    • H04J14/0246—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU using one wavelength per ONU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0245—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU
    • H04J14/0247—Sharing one wavelength for at least a group of ONUs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0249—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU
    • H04J14/025—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU using one wavelength per ONU, e.g. for transmissions from-ONU-to-OLT or from-ONU-to-ONU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0249—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU
    • H04J14/0252—Sharing one wavelength for at least a group of ONUs, e.g. for transmissions from-ONU-to-OLT or from-ONU-to-ONU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0282—WDM tree architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0226—Fixed carrier allocation, e.g. according to service

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
IT02215790A 1990-11-22 1990-11-22 Metodo per misurazione di distanze e stazione trasmittente e ricevente per realizzare tale metodo. IT1244150B (it)

Priority Applications (10)

Application Number Priority Date Filing Date Title
IT02215790A IT1244150B (it) 1990-11-22 1990-11-22 Metodo per misurazione di distanze e stazione trasmittente e ricevente per realizzare tale metodo.
EP91119312A EP0486931B1 (en) 1990-11-22 1991-11-13 Distance-measuring method and transmitting and receiving station for carrying out the same
AT91119312T ATE143545T1 (de) 1990-11-22 1991-11-13 Distanzmessungsverfahren und sende- empfangsstation zur durchführung des verfahrens
ES91119312T ES2094780T3 (es) 1990-11-22 1991-11-13 Metodo de medida de distancia y estacion transmisora y receptora para llevar a cabo el metodo.
DE69122352T DE69122352T2 (de) 1990-11-22 1991-11-13 Distanzmessungsverfahren und Sende-Empfangsstation zur Durchführung des Verfahrens
KR1019910020680A KR0148584B1 (ko) 1990-11-22 1991-11-20 거리 측정 방법 및 그 방법을 실행하는 송신 및 수신장치
CA002055954A CA2055954C (en) 1990-11-22 1991-11-21 Distance-measuring method and transmitting and receiving station for carrying out the same
US07/796,414 US5212534A (en) 1990-11-22 1991-11-22 Distance-measuring method and transmitting and receiving station for carrying out the same
JP3307864A JPH04299278A (ja) 1990-11-22 1991-11-22 距離測定方法およびその方法のための送信および受信装置
TW080109737A TW209275B (it) 1990-11-22 1991-12-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02215790A IT1244150B (it) 1990-11-22 1990-11-22 Metodo per misurazione di distanze e stazione trasmittente e ricevente per realizzare tale metodo.

Publications (3)

Publication Number Publication Date
IT9022157A0 IT9022157A0 (it) 1990-11-22
IT9022157A1 IT9022157A1 (it) 1992-05-23
IT1244150B true IT1244150B (it) 1994-07-08

Family

ID=11192360

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02215790A IT1244150B (it) 1990-11-22 1990-11-22 Metodo per misurazione di distanze e stazione trasmittente e ricevente per realizzare tale metodo.

Country Status (10)

Country Link
US (1) US5212534A (it)
EP (1) EP0486931B1 (it)
JP (1) JPH04299278A (it)
KR (1) KR0148584B1 (it)
AT (1) ATE143545T1 (it)
CA (1) CA2055954C (it)
DE (1) DE69122352T2 (it)
ES (1) ES2094780T3 (it)
IT (1) IT1244150B (it)
TW (1) TW209275B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4224339A1 (de) * 1992-07-23 1994-01-27 Sel Alcatel Ag Bussystem für ein lokales Operationsnetzwerk
US5808761A (en) * 1993-07-15 1998-09-15 Gec-Marconi Limited Path integrity proving in optical communications systems
GB2280326B (en) * 1993-07-15 1997-04-23 Marconi Gec Ltd Optical communication systems
ES2202341T3 (es) * 1994-07-07 2004-04-01 Marconi Uk Intellectual Property Ltd Determinacion del alcance para una red de comunicaciones.
US5715074A (en) * 1995-04-14 1998-02-03 Netsu; Yutaka Duplex switching apparatus
IT1277334B1 (it) * 1995-07-25 1997-11-10 Italtel Spa Metodo e dispositivo per la sincronizzazione ( coarse ranging ) di un sistema tdma pon
JP3319331B2 (ja) 1997-04-04 2002-08-26 日本電気株式会社 双方向通信システムにおける遅延量／送信レベル設定方式
JP3047970B2 (ja) * 1997-11-21 2000-06-05 日本電気株式会社 Ｐｄｓ構成の光加入者系システム
JP3444804B2 (ja) * 1998-11-27 2003-09-08 沖電気工業株式会社 伝送装置
CN100479352C (zh) * 2006-02-21 2009-04-15 华为技术有限公司 光随路信号加载、监控的方法及装置
JP5724431B2 (ja) * 2011-02-16 2015-05-27 日本電気株式会社 スパンロスモニタシステム及びスパンロスモニタ方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61169047A (ja) * 1985-01-22 1986-07-30 Kokusai Denshin Denwa Co Ltd <Kdd> 光フアイバ伝送路の伝搬遅延時間変動量検出方式
GB8906937D0 (en) * 1989-03-28 1989-05-10 Plessey Telecomm Testing optical fibre links

Also Published As

Publication number Publication date
DE69122352D1 (de) 1996-10-31
DE69122352T2 (de) 1997-02-27
ES2094780T3 (es) 1997-02-01
EP0486931A2 (en) 1992-05-27
KR920011114A (ko) 1992-06-27
ATE143545T1 (de) 1996-10-15
EP0486931A3 (en) 1993-01-27
TW209275B (it) 1993-07-11
CA2055954C (en) 1996-12-31
KR0148584B1 (ko) 1998-11-02
IT9022157A1 (it) 1992-05-23
CA2055954A1 (en) 1992-05-23
IT9022157A0 (it) 1990-11-22
EP0486931B1 (en) 1996-09-25
US5212534A (en) 1993-05-18
JPH04299278A (ja) 1992-10-22

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961112