Patent Number: 7,088,783

Title: Digital subscriber line communicating system determining signal-to-noise ratios

Abstract: A digital subscriber line communicating system having a central office and a remote terminal connected through a telephone line, the transmitting side including a sliding window transmitting unit for transmitting DMT symbols according to the sliding window through the telephone line to the receiving side, and the receiving side including a sliding window receiving unit for receiving DMT symbols according to the sliding window from the transmitting side, the sliding window indicating the phase of cross-talk condition due to a TCM-ISDN transmission at the receiving side, whereby TCM cross-talk can be reduced

Inventors: Miyoshi; Seiji (Kawasaki, JP), Awata; Yutaka (Yokohama, JP), Murata; Hiroyasu (Kawasaki, JP), Koizumi; Nobukazu (Kawasaki, JP), Sasaki; Takashi (Kawasaki, JP)

Assignee: Fujitsu Limited

International Classification: H04L 27/28 (20060101)

Expiration Date: 8/08/02018