CEPT T R 21-03 E-1974 Definition of Certain Expressions Used in Assigning Frequencies in the Land Mobile Service《地面移动通信业务频率分配中某些表达的定义》.pdf

1、i W 2326434 0006502 7 69 *-O3 Page E 1 Recommendation T/R 21-03 (Puerto de la Cruz 1974) DEFINITION OF CERTAIN EXPRESSIONS USED IN ASSIGNING FREQUENCIES IN THE LAND MOBILE SERVICE Recommendation proposed by the “Radiocommunications” Working Group T/WG 3 (R) Text of the Recornmendation adopted by the

2、 “Telecommtmications” Commission: “The European Conference of Postal and Telecommunications Administrations, considering (a) that it is of great importance to define clearly the terms used in the assigning of frequencies so that texts will not (b) that, in the absence of such definitions relating to

3、 this field, it falls to the CEPT to draw up its own for use in (c) that, in the land mobile service, assigned frequencies can vary widely in status, be interpreted differently by the different Administrations, its own texts, recommends that the following expressions be used in CEPT texts concerning

4、 the land mobile service with the precise meanings given below: 1. Exclusive frequency (in French: frquence exclusive; in German: Exclusivfrequenz) An exclusive frequency is a frequency allocated to the stations of a single user in a specific location or service zone taking into account the density

5、of occupancy and the quality of the service to be obtained. 2. Common frequency (frquence commune in French and Gemeinschaftsfrequenz in German) A common frequency is a frequency allocated to the stations of several users in the same location or in the same service zone, taking into account the dens

6、ity of occupancy and the quality of the service to be obtained. Users may have activities of the same or of a different nature. 3, Collective frequency (frquence collective in French and Sammelfrequenz in German) A collective frequency is a frequency allocated to the stations of several users in a d

7、etermined service zone or throughout their national territory, without taking into account the density of occupation or the quality of the service.” Edition of September 15, 1988 i P 2326434 0006502 3 W: - No No. 1 1 2 3 4 5 6 I 8 9 10 II 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 - - - Recommanda

8、tion T/R 21-03 (adopte en 1974) / Recommendation T/R 21-03 (adopted in 1974) Information de ia suite donne / Information regarding implementation a = La Recommandation est applique. / The Recommendation has been implemented. b = Lapplication de la Recommandation est prvue. / Implementation of the Re

9、commendation is planned. c = Lapplication de la Recommandation nest pas prvue. / Implementation of the Recommendation is not planned O o Pays Countries L Alletmgne (Rp. fd. a)/ Gertnatiy (Fed. Rep. of) Airtriche I Airstria Belgiqire I Belgiirm Chypre I Cyprus Danemark I Derimark Espagne I Spain Finl

10、atide / Finland France Grce I Greece Irlande 1 Ireland Islande I Iceland Italie I Italy Liechteristein Lirsemboirrg Malte I Malta IlrionaCo Norvge I Norway Pays-Bas I Netherlands Port1rgal Royairtne- Uni 1 United Kingdom Saint-Marin I San Marino Sirde I Swedeti Srrisse I Switzerland Tiirqirie 1 Turkey Vatican (Cit) / (City) Yoirgoslavie / Yiigoslavia Infor- mation 3 a a a a a a a a a a a Remarques / Remarks 4 Edition dii 15 septembre 1988 / Edition of September 15, 1988 e 1 . f i