VDSL

VDSL(Very high-data rate Digital Subscriber Line, 초고속 디지털 가입자회선(加入者回線))은 ADSL에 이어 등장한 초고속 디지털 전송기술의 하나이다.

VDSL 표준

버전 표준 명칭 일반 명칭 다운스트림 속도 업스트림 속도 승인일
VDSL ITU G.993.1 VDSL 55 Mbit/s 3 Mbit/s 2001-11-29
VDSL2 ITU G.993.2 VDSL2 100 Mbit/s 100 Mbit/s 2006-02-17
VDSL2-Vplus ITU G.993.2
Amendment 1 (11/15)		 VDSL2 Annex Q
VPlus/35b		 300 Mbit/s 100 Mbit/s 2015-11-06

프로파일

프로파일 대역폭
(MHz) 		다운스트림 반송파 수 반송파 대역
(kHz) 		최대 응집 다운스트림 전송 파워 (dBm) 최대 다운스트림 스루풋
(Mbit/s)
8a 8.832 2048 4.3125 +17.5 50
8b 8.832 2048 4.3125 +20.5 50
8c 8.5 1972 4.3125 +11.5 50
8d 8.832 2048 4.3125 +14.5 50
12a 12 2783 4.3125 +14.5 68
12b 12 2783 4.3125 +14.5 68
17a 17.664 4096 4.3125 +14.5 100
30a 30 3479 8.625 +14.5 200
35b 35.328 8192 4.3125 +17.5 400

같이 보기

외부 링크

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