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1、J IS JAPANESE I NDUSTRIAL STANDARD Translated and Published by Japanese Standards Association (Reaffirmed : 2001) General rules of passive devices for fiber optic transmission ICs 33.180.20 Descriptors : fiber optics, optoelectronic devices, communication cables, optical communication systems, commu
2、nication transmission lines, electronic equipment and components Reference number : JIS C 5900 : 1996 (E) PROTECTED BY COPYRIGHT 7s Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 20:47:18
3、MDTNo reproduction or networking permitted without license from IHS -,-,- C 5400 : 1996 Foreword This translation has been made based on the original Japanese Industrial Standard revised by the Minister of International Trade and Industry through deliberations at the Japanese Industrial Standards Co
4、mmittee in accordance with the Industrial Standardization Law: Date of Establishment: 1987-03-01 Date of Revision: 1996-08-01 Date of Reaffirmation: 2001-09-20 Date of Public Notice in Official Gazette: 2001-09-20 Investigated by: Japanese Industrial Standards Committee Divisional Council on Electro
5、nics JIS C 5900 : 1996, First English edition published in 2002-10 Translated and published by: Japanese Standards Association 4-1-24, Akasaka, Minato-ku, Tokyo, 107-8440 JAPAN In the event of any doubts arising as to the contents, the original JIS is to be the final authority. O JSA 2002 All rights
6、 reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. Printed in Japan PROTECTED BY COPYRIGHT Copyright Japanese S
7、tandards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 20:47:18 MDTNo reproduction or networking permitted without license from IHS -,-,- JAPANESE INDUSTRIAL STANDARD JIS C 5900 : 1996 General rules of passive device
8、s for fiber optic transmission 1 This Standard is the general rules of passive devices for fiber optic trans- mission using quartz optical fibers and specifies general common items such as defi- nitions, classification, symbols, rating, expression of characteristics, etc. of passive devices for fibe
9、r optic transmission. Scope Remarks : Normative references of this Standard shall be as follows: JIS C O010 Environmental testing Part 1 : General and guidance JIS C 5970 F01 Type connectors for optical fiber cables JIS C 5971 FOZ Type connectors for optical fiber cables JIS C 5972 F03 Type connecto
10、rs for optical fiber cables JIS C 5973 F04 Type connectors for optical fiber cables JIS C 5978 F09 Type connectors for optical fiber cables JIS C 5979 F10 Type connectors for optical fiber cables JIS C 5980 F11 Type connectors for optical fiber cables JIS C 5981 F12 Type connectors for optical fiber
11、 ribbons JIS 2 8601 Preferred numbers 2 Definitions For the purposes of this Standard, the following definitions shall apply. device for fiber optic transmission A device to be used for optic transmis- sion by using optical fiber, which is capable of being connected with at least one optical fiber a
12、nd capable of either or both incidence of light from optical fiber or/and emission of light to optical fiber. passive device for fiber optic transmission A device in which the light of incidence or emission has no conversion action of energy relating to other physical quantity, and used for fiber op
13、tic transmission in which, in no case, the total quantity of emission optical power to all optical fibers from the device becomes larger than the total quantity of incidence optical power to the device from all optical fibers connected to the device. connection shape A structural shape to connect be
14、tween devices for fiber optic transmission, between the optical fibers, or between the optical fiber and the device for fiber optic transmission, and to transmit the light between them. There are plug type, receptacle type and pigtail type. plug type connection shape A connection shape by plug. The
15、plug means the device to be attached at the end part of optical fiber in order to connect between devices for fiber optic transmission, between optical fibers, or between the optical fiber and the device for fiber optic transmission, having ferrule to retain and fix the optical fiber. PROTECTED BY C
16、OPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 20:47:18 MDTNo reproduction or networking permitted without license from IHS -,-,- 2 C 5900 : 1996 receptacle type receptacle means
17、mission, in order tween the optical connection shape A connection shape by receptacle. The the device to be attached to the device for fiber optic trans- to connect between devices for fiber optic transmission, be- fibers, and between the optical fiber and the device for fiber optic transmission, ha
18、ving a structure to fit with plug, and having the function for positioning the ferrule by inside sleeve. pigtail type connection shape A connection shape by pigtail. The pigtail means the optical fiber the one end of which is attached with an optical connec- tor or a device for fiber optic transmiss
19、ion, and the other end of which is in bare state without attaching optical connector or device for fiber optic trans- mission. terminal of device for fiber optic transmission The part of a device for fiber optic transmission, which is connected with optical fiber or other device for fiber optic tran
20、smission, capable of incidence, emission of light or both. The parts are classified according to the connection shape into plug type, receptacle type and pigtail type. end part of optical fiber The part of a optical fiber, which is connected with a device for fiber optic transmission and other optic
21、al fiber, capable of incidence, emission of light or both. The parts are classified according to the connection shape into plug type, receptacle type, and pigtail type. rating The basic conditions required for actuation of the device for fiber optic transmission in a suitable state. nominal value A
22、numerical value to represent the value specified in stan- dard of the device for fiber optic transmission. basic condition The environmental condition to be the base for evaluation of performance of a device for fiber optic transmission. ambient temperature around a device for fiber optic transmissi
23、on. Unless otherwise specified, the temperature of air working temperature range the device for fiber optic transmission is able to be used in a suitable state. performance for fiber optic transmission. characteristics The performance of the device for fiber optic transmission especially taken up an
24、d capable of being expressed quantitatively or qualita- tively under a certain conditions. The range of ambient temperature at which The capability to execute the purpose of usage of the device intending the transmission Desiring that the emission optical power Pjout is Pjout = Piin (i # j ) when th
25、e optical power Piin is incident in a certain incidence terminal i in a certain definite condition of use of passive device for fiber optic transmission having n (n =f 1) terminals capable of incidence, emission of light, or both, i.e. desiring for Pj, to be near Pj, = Piin even when Pjout is imposs
26、ible to be Pjout = Piin by the reason of structure and function of the device. PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 20:47:18 MDTNo reproduction or networki
27、ng permitted without license from IHS -,-,- 3 C 5900 : 1996 17) intending the branching Desiring that the sum of the emission optical power is near the incidence optical power when emitting the optical power which is incident in the incidence terminal from not less than two terminals. (18) intending
28、 the blocking the optical power is incident in the incidence terminal. Desiring that the emission optical power is “O” when (19) intending attenuation Desiring that the emission optical power Pjout is a certain definite value or less which meets O Pjout Piin (i # j) when the optical power Piin is in
29、cident in the incidence terminal i. (20) optical loss The ratio of the optical power which is incident in the incidence terminal and the optical power which emits from the emission terminal ex- pressed in decibels in a definite condition of use of a passive device for fiber optic transmission. Calcu
30、late according to the following formula. out u = -10 loglo- Pun i = 1, 2, -, n j= 1, 2, . . e , n where, a : optical loss (dB) Piin : the optical power (W) which is incident in the ith terminal Pj, : the optical power (W) which emits from the jth ter- minal (21) insertion loss The optical loss betwe
31、en the incidence terminal and the ter- minal intended for transmission. (22) attenuation The optical loss between the incidence terminal and the termi- nal intended for attenuation. (23) isolation The optical loss between the incidence terminal and the terminal intended for blocking. (24) return los
32、s The ratio of the incidence optical power in the forward direction and the emission optical power which emits from the incidence terminal re- flecting the inner part of the passive device for fiber optic transmission and the surface of the incidence terminal. Calculate according to the following fo
33、rmula. pz r E = -10 loglo- e where, r E : return loss (dB) Pl : the optical power (W) which is incident in the incidence terminal PZ : the optical power (W) which emits from the inci- dence terminal (25) nominal wavelength The typical wavelength meeting the expected perfor- mance of the passive devi
34、ce for fiber optic transmission. PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 20:47:18 MDTNo reproduction or networking permitted without license from IHS -,-,- 4
35、C 5900 : 1996 available wavelength range The optical wavelength range meeting the ex- pected performance of the passive device for fiber optic transmission. polarization dependence The difference of the optical characteristics ac- cording to the state of polarization of the incidence light. polariza
36、tion dispersion The branching generated due to the difference of the optical path length according to the state of polarization of the incidence light. demultiplexing To emit the light containing the plural wavelengths from the plural terminals according to the wavelength. multiplexing incident in t
37、he plural terminals from one terminal. wavelength selectivity A function of demultiplexing and/or multiplexing. wavelength dependence A difference of optical characteristics according to the wavelength of the incidence light. mode dependence A difference of the optical characteristics according to t
38、he mode for the passive devices for fiber optic transmission to which the multi- mode type optical fiber is applied. maximum incidence optical power The maximum value of the incidence optical power which does not generate damage or degradation of characteris- tics of the passive devices for fiber op
39、tic transmission. optical attenuator A passive device for fiber optic transmission intended for attenuation, having a pair of incidence terminal and emission terminal. optical branching device A passive device for fiber optic transmission, having not less than three terminals capable of incidence, e
40、mission of light or both and of which the ratio of the emission optical power to the incidence optical power between each terminal is fixed. optical switch The passive device for fiber optic transmission which has not less than two terminals capable of incidence, emission of light or both, and in wh
41、ich the incident optical power in a terminal emits from other terminal or emits from neither terminal, and is capable of taking not less than two such stationary states, and further capable of changing these states from outside according to driving means. optical isolator A passive device for fiber
42、optic transmission having a pair of incidence terminal and emission terminal, intended for transmission from the incidence terminal to the emission terminal and also intended for blocking from the emission -terminal to the incidence terminal. optical circulator A passive device for fiber optic trans
43、mission having not less than three terminals capable of incidence, emission of light or both and of which incidence light and emission light have non-reversible circulation rela- tionship. To emit the light having the different wavelengths which is PROTECTED BY COPYRIGHT Copyright Japanese Standards
44、 Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 20:47:18 MDTNo reproduction or networking permitted without license from IHS -,-,- 5 C 5900 : 1996 Symbol indi- cating medium division ,J optical modulator A passive dev
45、ice for fiber optic transmission having not less than two terminals capable of incidence, emission of light or both, and which modulates the light corresponding to the signal from outside and has the characteristic to emit. - polarizer A passive device for fiber optic transmission having not less th
46、an two terminals capable of incidence, emission of light or both. It is capable of incidence of the light near the natural light not having the characteristics of polarization and capable of emission of the light having the characteristics of polarization from other terminals. polarization adjuster
47、A passive device for fiber optic transmission having a pair of incidence terminal and emission terminal capable of controlling the state of polarization of the incidence light and emitting this. depolarizer A passive device for fiber optic transmission having a pair of incidence terminal and emissio
48、n terminal capable of incidence of the light having the characteristics of polarization and capable of emission of the light near the natural light not having the characteristics of polarization. Symbol indi- cating nomi- nal wave- length , J 3 Classification and symbols 3.1 Classification and compo
49、sition of symbols The arrangement of symbols indicating the classification of passive devices for fiber optic transmission shall be as follows: Symbol indi- cating large division 3 . 2 . 1 Example: L 3.2 Symbols Symbol indi- cating division sub- 3 . 2 . 3 C Symbol indi- cating nection shape con- 3 . 2 . 4 A Symbo indi- cating appl