The present document specifies technical characteristics and methods of measurements for Transport and Traffic Telematics (TTT) systems:
• with a Radio Frequency (RF) output connection and specified antenna or with an integral antenna;
• for data transmission only;
• operating in the 5 795 MHz to 5 815 MHz frequency band.
The applicability of the present document covers only the On Board Units (OBU).
The present document complies with the Commission Implementing Decision 2017/1483/EU [i.4] and CEPT/ERC Recommendation 70-03.
The present document applies to the following radio equipment types operating in all or in part of the following service frequency bands given in table 1.
Table 1: Frequency bands and centre frequencies fTx allocated for DSRC
Pan European Service Frequencies
Channel 1 5,795 GHz to 5,800 GHz, fTx = 5,7975 GHz
Channel 2 5,800 GHz to 5,805 GHz, fTx = 5,8025 GHz
National Service Frequencies
Channel 3 5,805 GHz to 5,810 GHz, fTx = 5,8075 GHz
Channel 4 5,810 GHz to 5,815 GHz, fTx = 5,8125 GHz
NOTE: The relationship between the present document and essential requirements of article 3.2 of Directive 2014/53/EU is given in annex A.