海上無線通信の現状 - soumu.go.jp

1 500kHz 2,182kHz VHF N-STAR 30kHz 300kHz ( )3 MHz ( )30 MHz ( )300 MHz ( )

2 3 GHz30 GHz ( ) 100kHz 288 321kHz 410 525kHz 424 490 518 4, DSC NBDP 4 22 MHz27 26,760 27,923kHz40 40 MHz 42 44 MHz VHF VHF DSC AIS 156 162 MHz 342 360 MHz400 357 MHz 457 468 MHz EPIRB S-VDR 406 , 1, ( )1,525 1,559 1,626 1,660 MHzN-STAR( 2,505 2,535 2,660 2,690 MHz 3,050 5,540 9,375 9,445 MHz ( 6,425 6,454 3,599 3,629 MHzN-STAR( )6,349 6,421 4,124 4,196 MHz SART 9,350 MHz 9,375 9,435 MHz EGC KDDI EPIRBLRIT SSAS EGC EPIRB SART VHF MHF HF AIS LRIT SART A4 A3 A3 70 70 A2 280 HF VHF MHF 2182kHz) AIS GMDSS GMDSS Global Maritime Distress and Safety System LRIT LRIT LRIT LRIT )

3 GMDSS VHF 27 MHz 40 MHz VHF VHF VHF27 MHz VHF 27 MHz 40 MHz VHF VHF 400 84483197279 888189308 1,300W500W1,000W1,200W 41 1908 ) 300 500 410 525kHz 1,605 3,900kHz 4 22 MHz 19 3 38 42 35 3,340 2,288 30 7 1 DSB 35 (1960 11 SSB 40 1965 1 DSB DSB 50 25 SSB 90 26,760 27,923 kHz 46 27, 27,524kHz 25 89 1 27.

4 524kHz 58 1983 6 50km ( 10W 5W 86ch 63ch 20ch 3ch 156-174 MHz 39 1964 9 50 156 162 MHz 25kHz 50 25 243 78 165 7,825 2,059 5,766 3 (1991 12 156 MHz 162 MHz 25kHz 20 10 5 16ch 90 2,174 1.))

5 938 VHF 61 1986 6 27 40 27 30 25 316 85 63 1988 9 400 MHz 30 358 MHz 32 342 MHz 32 10 5 18 7 4 4 1 2 2,394 27 MHz 40 MHz VHF VHF 400 MHz (MHz) 156 162156 162342 360352 364800 1,500 89 66 84 2057 16 FAX SSB2 DSB3 3 3 2 : 1.

6 3 SSB DSB 1 1 3 1 SSB DSB SSB DSB km km 5 2 VHF VHF 18 150 MHz VHF 1964 ( 39 9 ch16,ch70 ch16 ch16 ch70: VHF 1991 3 12 63 VHF 8,006 km 100 1 2 2,144 10 30km ( ) (*) 3 * 0100020003000400050006000 12 15 17 18 020004000600080001000012000 Automatic Identification System 14 2002 7 18 2006 3 10 37,25050,72573,08484,91591,97583,81882,4 61 991 1,1561,3381,4381,3581,3991,385 12131415161718 79,66376,89174,20372,01169,14466,98664,5 30 1,3291,3011,2711,2541,2531,2611.)

7 245 9,69154,83991 10,0161,1821,24577,064 3274556111,393 2074107318 1,868211632,034 211316 1,00712391,247 376335414 1,762733293,0765,600 2232,424612,3955,103 3,91451,1483,30258,364 56875148 9,69154,8399110,01674,637 20 1,025587 1,612 20 100 90615 705 100 500 2,2452 2,247 500 1,000 5214 525 1,000 3,000 2574 261 3,000 10,000 2362 238 1 5 6834102 5 6464 1,1154,529110 5,754 100 531,40911 1,473 370772782 4835184 10056315 1,641 04243427 61,32318 1,347 1,1154,529110 5,754 100 5 16 3 31 16 3 31 313,870( )5,184( )8,663( )3,090( )330,807(100) 5 10 1920 99100 199200 (%)282,430 18,524( )10,680( )770( )611( )855( )313,870(100) 19 3 80,695( 236,529 11,929 )329,153(100)