MCA(D-MCA)

0

20171012

900MHz1-3

1

1. D-MCA1.1 1.1.1 D-MCA1.1.2

1.2 1.2.1 D-MCA1.2.2 1.2.3

1.2.4 1.2.5

2. D-MCA2.1

2.2 D-MCA(1)(2)(3)2.3 MCA

2.4 3. D-MCA

()

2

1.1

1.2

1. D-MCA

3

1.1.1 D-MCA

930MHz940MHz850MHz860MHz

25kHz 2W

40W /4QPSK TDMA

TDM 4 32kbps 6.4kbps 40ms(4)/ 20km40km80km

STDT85

1.1

4

1.1.2

20-40km

1.2.1 D-MCA

11487%

114

5

1.2

6

IP-VPN

1.2.2

7

1.2.3

11487%16

8

72

36524

1.2.4

9

1.2.5

10

02,0004,0006,0008,000

10,00012,00014,00016,00018,00020,00022,00024,00026,00028,00030,00032,000

H14

H15

H16

H17

H18

H19

H20

H21

H22

H23

H24

H25

H26

H27

H28

()

MCA

293159,908

31,629

BCP

29%

17%

7%

1%

14%

23%

9%

37,566

2. D-MCA2.1

Graph1

227

245

361

731

1700

2695

3512

8217

13604

17330

23515

26784

28510

30513

31629

Sheet1

H14H15H16H17H18H19H20H21H22H23H24H25H26H27H28

(

1,086186293

(

4,7205,6387,165

2272453617311,7002,6953,5128,21713,604173302351526,78428,51030,51331,629

1,418563514

369118210

3975344

315256259

425208248

(

9,47210,69311,931

2,98137364,231

2,77019492,021

1,68113551,364

908855675

795516490

53810001,300

120181210

3,77229242,840

Graph1

45780

28019

10879

1618

21746

37566

14300

Sheet1

45,780

28,019

10,879

1,618

21,746

37,566

14,300

159,908

11

(

960

(

2.2 D-MCA(1)

12

2.2 D-MCA2

()

13

2.2 D-MCA3

14

2.3 MCA

MCA

MCAJAF

JA

MCAMCAMCA

MCA

57

1

15

63.7% 3036.3%

20173

84.9%15.1%

20173

2.4

302/3

16

3. D-MCA

17

()

MRC

201241 200941

MCA

120

18

19647

19817 AVM

198210 MCA800MHz

19821119863 MCA

19857

199011 1.5GHzMCA

19944 MCA1,500MHz

200310 MCA mcAccess e20094

20124

20122016 700/900MHz

MCA(D-MCA) 2 3 4 5 6 7 8 9 10 11 12 13 142.3 MCA 16 17 ()