ITU-R QUESTION 2325-2001 Universal shipborne automatic identification system《通用船载自动识别系统》.pdf

1、QUESTION ITU-R 232/5*,*Universal shipborne automatic identification system(2001)The ITU Radiocommunication Assembly,consideringa) Recommendation ITU-R M.1371 on technical characteristics for a Universal ShipborneAutomatic Identification System using Time Division Multiple Access in the VHF maritime

2、mobileband;b) that comprehensive studies have identified a need for extensive revision and editing ofRecommendation ITU-R M.1371;c) that there is a need to carry out new studies to address the needed changes toRecommendation ITU-R M.1371;d) that IMO carriage requirements for Universal Shipborne Auto

3、matic Identification Systemequipment will be phased in beginning in 2002;e) that IEC type approval standards and standardized practices will need to be finalized priorto 2002 based on the current Recommendation ITU-R M.1371;f) that the maritime community will need time to install equipment meeting t

4、heserequirements,decides that the following Question should be studied1 What changes need to be made to Recommendation ITU-R M.1371 in order to complete thedevelopment of Universal Shipborne Automatic Identification System?further decides1 that this Question should result in a revision to Recommenda

5、tion ITU-R M.1371 settingforth improvements, clarifications, and required edits identified by studies;2 that the above studies should be completed by 2006._* This Question should be brought to the attention of the International Association of LighthouseAuthorities (IALA), the International Electrotechnical Commission (IEC), the International MaritimeOrganization (IMO), the International Maritime Radio Committee (CIRM).* Former Question ITU-R 232/8.