- 1-150 khz18 GHz CATV MATV IEC 60728-2 A B (ITE) 2 (3) 4.1
(1) 3 (CISPR) 1 (CISPR 16-1-1 2.1 2006) (CISPR 16-1-2 1 2003 12004) (CISPR 16-1-3 2.0 2004) (CISPR 16-1-4 2.0 2007) 30 MHz 1000 MHz (CISPR 16-1-5 1 2003) (2) (CISPR) 12 (CISPR 16-21996 11999) (3) (CISPR) 1 (CISPR 22 5.2 2006) (4) JIS C 60050-1611997 EMC IEV (5) IEC 60728-2 (6) ITU-R BT471-1 3.1 JIS C 0161 3.1.1-2 -
3.1.2 3.1.3 (1) D/A (2) (3) 3.1.4 3.1.5 3.2 AM CATV ITE ITU-R MATV RF - 4.1 RF 5 4.2 4.7-3 -
- 4-80 % 80 % (6 ) 4.2 5.3 MHz db(µv) 0.15 0.5 0.5 5 5 30 66 56 1) 56 60 56 46 1) 46 50 1) (1) (2) (3) ( ) ( ) ( ) 4.3 5.4
2 75 Ω 75 Ω L Z = L 75 + 10 log(z/75) db(µv) db(µv) 75 Ω MHz 1) 30 MHz 1 GHz 1000 46 30 950 46 950 2150 54 30 2150 46 950 2150 54 2) 950 2150 54 30 2150 46 1000 54 30 300 50 RF 1) 1 GHz 300 1000 52 30 1000 46 300 2150 46 2) 1 4.4 RF RF 5.5 RF RF RF 75 4.3 RF RF - 5 -
MHz RF ( ) 1) 1GHz db(µv) 75 1) 76 30 950 46 950 2150 54 30 2150 46 4.5 5.6 MHz db(pw) ( 30 300 45 55 1) 35 45 1) ) 1) 4.6 5.7 3 m MHz db(µv/m) - 6 -
1000 57 1) 30 300 52 300 1000 56 30 230 40 230 1000 47 30 230 40 ( ) 1000 230 1000 47 60 30 300 52 300 1000 56 30 230 40 230 1000 47 1) 58.75 MHz 57 MHz 300 MHz 70 db(µv/m) 90 MHz 300 MHz 200 MHz 66 db(µv/m) 4.7 5.8 GHz db(pw) 1 3 57 1 3 57-7 -
- 8-5.1 5.2 2 (6) RF ( ) ( ) a) 1 khz 37.5 khz b) 1 khz 50
a) : 1 khz b) : khz c) : khz d) : 523Hz e) : 5 5.3 150 khz30 MHz 5.3.1 RF 0.15 MHz30 MHz 2 (1) 12 mm 5.3.2-9 -
5.2 5.2 0.15 MHz 30 MHz 75 60 µh RF 2 cd/m 2 30 cd/m 2 80 cd/m 2 30 cd/m 2 30 cd/m 2 ( ) ( ) ( ) 5.3.3 5.2-10 -
- 11-8 1 5.3.4 5.2 RF RF RF 5.3.5 0.15 MHz 30 MHz 500 60 µh RF 8 1
5.3.6 5 6 5.3.1 2 (1) 0.8 m 0.3 0.4 m RF RF RF 5.4 30 MHz 2.15 GHz RF 5.4.1 RF 5.2 75 60 db(µv) 70 db(µv) - 12 -
- 13-5.4.2 6 db ) 5.4.3 5.4.2 0.5 m 5.4.4 db(µv) 5.5 30 MHz2.15 GHz RF RF
5.5.1 RF RF RF RF 5.5.2 9 RF 1 RF RF 5.6 30 MHz 300 MHz 5.6.1 30 MHz 5.6.2 30 MHz 300 MHz - 14 -
- 15-5.2 2 (1) (2) 5.6.3 0.8 m 0.8 m 1 RF 2 30 MHz 5 m 2
- 16 - ) 5.6.4 db(pw) 2 (1) 5.7 30 MHz 1 GHz 3 m 5.7.1 5 5.7.2 2 (1) 2 (3) 5.7.2 50 mm 11 6
m 9 m 3 m 80 MHz1 GHz 4 m 4 m A db A = Pt Pr Pt db(pw) Pr db(pw) A = Va Vb at ar db Va Vb Vg db Vr a) b) 2-17 -
- 18 - at ar db a) b) 3 db 1.5 db 5.7.3 0.8 m 0.3 m 0.4 m 5.2 5.2 3 m 6 m 1 2 V 45
5.7.4 5.7.4.1 1 m 4 m 80 MHz 1 GHz λ/2 30 MHz80 MHz 80 MHz λ/2 30 MHz80 MHz 4 m 5.7.4.2 1 m 5.7.4.3 5.7.5 1 4 m 1 4 m 2 4 m - 19 -
- 20-5.8 1 18 GHz 5.8.1 1 m 10 db 0.3 m 0.4 m
d d 2b 2 / λ b λ h=1 m d 5.8.2 5.8.2 0 cm 15 cm 1.5 db 1 GHz 4 GHz 4 GHz 5.8.3-21 -
- 22-10 db 5.8.4 db(pw) 6.1 80 % 80 % a) 6.2 b) 1 b)
6.2 5 t 5 3 Xn ksn L Sn n Sn 2 x ix 2 n xn n xi k 80 % 80 % t k n L xxnsn L db(µv)db(µv/m) db(pw) n 3 4 5 6 7 8 9 10 11 12 k 2.04 1.69 1.52 1.42 1.35 1.30 1.27 1.24 1.21 1.20 6.2 2-23 -
A C D D C C D B 100 75 (%) 0 W Y C G M R B BK 100/0/75/0 W A: Y C B: G M C: R B D: BK ITU-R BT471-1 5.2 0123456789012345678901234567890123456789 0123456789012345678901234567890123456789 0123456789012345678901234567890123456789 0123456789012345678901234567890123456789 ( ) 5.2-24 -
a ( ) 5.2-25 -
50 µh 250 nf 1 2 S 50 Ω 1 µf 1 µf P 1 kω 1 kω 1 Zo=50 Ω 50 Ω 50 µh 250 nf 2 S P 50 Ω - 50 µh 5.3.1 250 µh 1.2 µf 10 Ω 50 µh 8 µf 5 Ω P 0.25 µf 1 kω 1 2 S 50 Ω 10 Ω 1.2 µf 5 Ω 8 µf 1 kω 1 Zo= 50 Ω 50 Ω 250 µh 50 µh 0.25 µf 2 S P 50 Ω - 50 µh - 5 Ω 5.3.1-26 -
80 cm 80 cm 80 cm 80 cm 40 cm 80 cm 80 cm 5.3.1 80 cm 20 cm 40 cm 80 cm 80 cm - 5.3.1-27 -
- 28-5.4.2 RF 5.5.2 5.4.3 0.5
10 5.6.3 3.0 m 6.0 m 9.0 m 11 5.7.2 3.0 4.0 m h = 1 m 4 m 0.8 m 12 5.7.2-29 -
40 A = 20log f 24 30 A (db) 20 10 80 100 200 500 1000 f (MHz) 3 1 h = 1 m 4 m 0.8 m 14 3 m 5.7.3-30 -
- 31 - A ( ) A.1 2 (3) A.2 A.3 A.3.1 A.3.2 A.3.3 RF A.3.4 RF
B A.4 4 A.5 A.5.1 A.5.2 5.3.2 A.1 7.5 pf 30 MHz 700 A.2A.3 A.4 A.5.3 A.5.3.1 75 db(µv) A.5.3.2 50 db(µv) 1 khz 6 db A.5.3.3-32 -
54 db(µv) 60 db(µv) 60 db(µv) 2 6 6 Mbit/s 1 khz 6 db A.5.4 80 cm 80 cm 80 cm 80 cm 40 cm 80 cm A.1 150 khz 30 MHz ( ) - 33 -
50 Ω T 510 Ω T 1000 pf 75 Ω N-R 50 Ω 75 Ω NC-R 1:1 510 Ω 1:1 46 MHz 1.5 GHz 30 db 50 N-R 75 NC-R A.2 46 MHz 1.5 GHz - 34 -
50 N-R 125 NC-R 65 (mm) A.3 46 MHz 1.5 GHz 0 Isolation Loss 0-10 Loss (db) -10-20 (db) -20-30 -30-40 -40-50 -50 0 200 400 600 800 1000 1200 1400 0 200 400 600 800 1000 1200 1400 (MHz) Freq (MHz) A.4 46 MHz 1.5 GHz - 35 -
B B.1 MPEG-2 MPEG-2 1 khz -6 db 1 khz 6 Mbit/s 192 kbit/s B.2 TV ARIB STD-B21 ARIB STD-B31 34 db(µv) 89 db(µv) 75 Ω 470 MHz 770 MHz, 5.7 MHz OFDM 8 k, 4 k, 2 k QPSK, DQPSK, 16 QAM, 64 QAM 1/4, 1/8, 1/16, 1/32 1/2, 2/3, 3/4, 5/6, 7/8 23.224 Mbit/s - 36 -
B.3 TV 1 IF ARIB STD-B1 48 db(v) 81 db(v) 75 Ω 1000 MHz 1550 MHz, 27 MHz 12.5 GHz 12.75 GHz QPSK 1/2, 2/3, 3/4, 5/6, 7/8 34.0 Mbit/s 1 IF ARIB STD-B20 ARIB STD-B21 48 db(v) 81 db(v) 75 Ω 1032 MHz 1489 MHz, 34.5 MHz 11.7 GHz 12.2 GHz TC8PSK, QPSK, BPSK 2/3(TC8PSK), 1/2, 2/3, 3/4, 5/6, 7/8(QPSK, BPSK) 52.17 Mbit/s B.4 TV JCTEA STD-002 JCTEA STD-007 49 db(v) 81 db(v) 75 Ω 90 MHz 770 MHz, 6 MHz 64 QAM or 256QAM 31.644 Mbit/s (64QAM) 42.192 Mbit/s (256QAM) 29.162 Mbit/s (64QAM) 38,883 Mbit/s (256QAM) - 37 -
B.5 ARIB STD-B1 CS CS ARIB STD-B20 ARIB STD-B21 ( ) ARIB STD-B31 JCTEA STD-002 JCTEA STD-007-38 -