MHz 1 300-1 215

ITU-R M.1902(2012/01)

M

iiITU-R M.1902

(IPR)

(ITU-T/ITU-R/ISO/IEC)

1ITU-R 1

R/go/patents/en-http://www.itu.int/ITU

en/REC-R/publ/int.itu.www://http

BO

BR

BS

BT

F

M

P

RA

RS

S

SA

SF

SM

SNG

TF

V

ITU-R 1

2012

ITU 2012

(ITU)

ITU-R M.1902 1

ITU-R M.1902

MHz 1 300-1 215

ITU-R 217-2/4ITU-R 288/4

(2012)

(RNSS)

MHz 1 300-1 215

-

(RNSS)

RNSS

ITU-R М.1787RNSS

MHz 1 215-1 164MHz 1 300-1 215MHz 1 610-1 559

ITU-R М.1904RNSS

-MHz 1 215-1 164MHz 1 300-1 215MHz 1 610-1 559

ITU-R M.1463MHz 1 400-1 215

ITU-R M.1901

RNSSMHz 1 215-1 164

MHz 1 300-1 215MHz 1 610-1 559MHz 5 010-5 000MHz 5 030-5 010

MHz 1 300-1 215(EESS)

RNSS--

MHz 1 300-1 215

ITU-R M.1902 2

329.5(RR)

MHz 1 300-1 215

331.5

MHz 1 300-1 21543.5

608 (WRC-03)

332.5

MHz 1 260-1 215

ITU-R RS.1749

MHz 1 300-1 215ITU-R RS.1347MHz 1 260-1 215

RNSS

1 1

RNSS-MHz 1 300-1 215

RNSS

1

MHz 1 300-1 215

1

RNSS

MHz 1 300-1 215RNSS

RNSSRNSS

2 RNSS

RNSS

ITU-R M.1902 3

1.2 1(SBAS)

(SBAS)

RNSS

RNSSL1L2 P(Y)

2L1 C/A

L2

L1L2 P(Y)

SBASL1 C/A

Y3L1 C/A

L21-1

L1 C/AP(Y)L2 P(Y)

MHz 1 610-1 559ITU-R M.1903

SBAS

SBASRNSSSBAS

RNSS

2.2 RNSS

1.2.2

SBAS

L1L2 P(Y)L1 C/A

(1)L1 L2 P(Y)(2)

RNSS

P(Y)L1L2L2 P(Y)

L1 P(Y)L1 P(Y)

L1 C/A

____________________ 1SBASRNSS

(GSO) 2L1 C/A L1 P(Y)MHz 1 160-1 559RNSSL2 P(Y)

MHz 1 300-1 2152(GPS)ITU-R M.1787 3Y PP

ITU-R M.1902 4

SBAS

21-1

MHz 1 610-1 559ITU-R M.1903

MHz 1 610-1 559

(CDMA)

2.2.2 L2C

1.2.2

L2C4L2

L2 P(Y)

L2 P(Y)

L2C/L2 P(Y)L2CL2 P(Y)

L2CL2 P(Y)

L2 P(Y)

21-1

3.2 L2C

L2CL2 P(Y)

L2C

L2C

L2 P(Y)

L2C/L2 P(Y)

L2C L2 P(Y)L2C

31-1L2CL2 P(Y)

L2 P(Y)

21-1

4.2

5FDMA RNSS

41-1

____________________ 4L2C 2(GPS)ITU-R M.1787 5FDMA RNSSRNSS

1(GLONASS)ITU-R M.1787

ITU-R M.1902 5

(FDMA)

5.2

RNSSC/N0

5

1-1RNSSCDMAL2C

FDMA

6.2

RNSS

661-1

7.2

RNSS

71-1

RNSSCDMAL2C FDMA

3

RNSSRNSS

MHz 1 300-1 215(RFI)

(ARNS)(RFI)

(RFI)RNSSRFI

RNSS

RFI RFIMHz 1 300-1 215

MHz 1 610-1 559RFI

7RFI8

RNSS

SBAS1.2RFI

____________________ 6RNSS4(QZSS)ITU-R M.1787 7RTCAEUROCAE 8RTCA SC-159GNSS L5/E5ARTCA/DO-292

292004

ITU-R M.1902 6

4 RNSS

1-1

RNSSMHz 1 300-1 215RNSS

ITU-R M.1787

1-1RNSS

RNSS

– SBAS1.211-1

– 1.2.221-12

L2C2.2.2

– L2C3.231-1

– 4.241-1

– 5.251-1

– 6.261-1

– 7.271-1

ITU-R M.1902 7

1-1

RNSS-MHz 1 300-1 215

1 2 3 4 5 6 7

SBAS L2C 10

MHz 1 227,6

15,345 1 227,6

15,345 1 227,6

15,345

1 246 +

0,4375*K ±

5,11

K=7–6+ 8

1 2

27,6

1

2

1 2

46 +

0,4

375

*K

± 5

.11

K

=7–

6+

1 278,75 21

1 2

27,6

1

2

1 2

46 +

0,4

375

*K

± 5

,11

K

=7–

6+

dBi 2,0–

3 3,0 3,0

711 6 6 6

dBi 5,0–

3 7–

>◦10 7–

>◦10 10–

6 12

6 12

6 12

RFdB 3 (MHz) 24,0 24,0 24,0 30 32 30 64 32 30

dB 3 (MHz) 20,46 20,46 20,46 20 2 20 50 2 20

(K) 513 513 513 400 645 645 645

(dBW) 137,5– (P(Y))

1 137,4– (P(Y))

1 151,4–

1 149–

9 193–

1 119–

2 158–

1

(dBW) 4 5

157,4–1

155– 9

199– 1

125– 2

164– 1

(dB(W/MHz)) 147,5– (P(Y))

1 147,4– (P(Y))

1 147,4–

1 140–

9 150–

1 121–

2 139–

1

(dB(W/MHz)) 4 5

147,4– 1

146– 9

156– 1

127– 2

145– 1

ITU-R M.1902 8

1-1

1 2 3 4 5 6 7

SBAS L2C 10

(dBW) 135,0–6 # # 80– 70– 70– 70–

(dBW) 10,0– 7 # # 1– 20– 20– 20–

s 6–10 × 1,0 # # 130

6–10

6–10 × 30 6–

10 × 30 6–10 × 30

* RNSSMHz 1 300-1 2152ITU-R М.1787

MHz 1 610-1 559MHz 1 215-1 164ITU-R M.1903ITU-R M.1905

# RFI

1P(Y)kHz 100MHz 1FDMA

kHz 1kHz 500kHz 100P(Y) kHz 1

L2CFDMAMHz 1kHz 500FDMA

2Hz 700MHz 1

3◦30RFI ◦0

4L1 C/A2-22ITU-R M.1903SBAS

5L1 C/A2-22ITU-R M.1903

6MHz 1

7%10

8RNSS fc (MHz) = 1 246,0 + 0,4375 KK7–6+

9

10

11◦5dBi 4,5

12RNSS