CEPT T R 20-10 E-1992 Digital Short-Range Radio (DSRR) Equipment Intended to Provide Short-Range Voice and or Data Radiocommunication in the Frequency Bands 933-935 888-890 MHz《用于在.pdf
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1、CEPT T/R*ZO-LO*E 92 232b4/4 0032687 5T Page 1 Recommendation T/R 20-10 (Athens 1990, revised in Paris 1992) DIGITAL SHORT-RANGE RADIO (DSRR) EQUIPMENT INTENDED TO PROVIDE SHORT-RANGE VOICE AND/OR DATA RADIOCOMMUNICATION IN THE FREQUENCY BANDS 933-935/888-890 MHz Recommendation proposed by Working Gr
2、oup T/WG 19 “Radio Regulatory” (RR) Text of the Recommendation adopted by “European Radiocommunications Committee” (ERC) . “The European Conference of Postal and Telecommunications Administrations, considering a) that digital short-range radio (DSRR) equipment intended to provide voice and/or data c
3、ommunication operated in the frequency bands 933-9351888-890 MHz, will be available for business and/or general purpose, b) that such equipment can meet the demands for short-range radiocommunications and in this way can contribute to the diminishing of the congestion in the other frequency bands al
4、located to the non-public land mobile service, c) that it would be desirable for Administrations to have common regulations at their disposal in order to control the use, the type approval, the marking and the free circulation of the DSRR equipment, d) that the technical characteristics and the meth
5、ods of measurement for the DSRR equipment are harmonized and included in an European Telecommunication Standard, e) that the clear identification of DSRR equipment would facilitate free circulation of this type of equipment, O recommends 1. that CEPT member Administrations allow DSRR equipment compl
6、ying with ETSI standard ETS 300 168 for Digital Short-Range Radio to be used for business and/or general purpose by any person, subject to the common administrative conditions specified below, 2. that CEPT member Administrations designate the frequency bands 933-935 MHz and 888-890 MHz for use by DS
7、RR equipment in accordance with Recommendation T/R 75-02 E (Note), 3. that Administrations - shall give DSRR-users the discretion to communicate with any other DSRR-user; - may, however, in the case of the two-frequency semi duplex mode of operation, allow users to employ the facility available in b
8、ase or repeater stations to send messages to and/or receive messages from only pre-selected parties, 4. that CEPT member Administrations adopt the rules for authorization of DSRR equipment in conformity with 5. that CEPT member Administrations adopt the rules for free circulation and marking of DSRR
9、 equipment in the conditions set out in Annex 1 of this Recommendation, conformity with the conditions set out in Annex 2 of this Recommendation.” Note. In some countries parts of the band 888-890 MHz may be used for telecommand and telemetry, thus restricting the use of DSRR. However, at least one
10、of the channels 888.6625 MHz and 889.3125 MHz shall be kept free from the use by telecommand and telemetry equipment. Edition.of June 15, 1992 CEPT T/R*ZO-LO*E 92 232b4L4 0032688 896 1. 2. O 2.1. 2.2. 2.3. 2.4. 3. 4. 5. 5.1. 5.2. 6. TIR 20-10 E Page 3 Annex 1 CONDITIONS FOR THE USE OF DSRR EQUIPMENT
11、 DEFINITIONS DSRR system: DSRR is a radiocommunication system in the land mobile service based on a dynamic frequency selection system providing digital short-range radiocommunica- tions for voice and/or data in the frequency bands 933-935/888-890 MHz with a maximum output power of 4 Watts. It can e
12、ncompass the following stations: Portable DSRR station: a station in the land mobile service intended to be used while carried by a person. Mobile DSRR station: a station in the land mobile service mounted in a vehicle and intended to be used while in motion or during halts at unspecified points. DS
13、RR base station: a station in the land mobile service installed at a fixed location. DSRR repeater: a station in the land mobile service installed at a fixed location which is intended to establish radiocommunications between portable and/or mobile stations. USE OF THE STATION The DSRR-user may use
14、the equipment for business and/or general radiocommunications and is allowed to select the wanted communication partner as stated in Recommends 3. It shall not be allowed to use the equipment for other purposes, for instance for transmission or retransmission Of a) broadcast programmes or music; b)
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- CEPTTR2010E1992DIGITALSHORTRANGERADIODSRREQUIPMENTINTENDEDTOPROVIDESHORTRANGEVOICEANDORDATARADIOCOMMUNICATIONINTHEFREQUENCYBANDS933935888890MHZ
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