The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 18, 2005
Filed:
Nov. 29, 2000
Takashi Sasaki, Kawasaki, JP;
Masato Hori, Kawasaki, JP;
Kumiko Maruo, Kawasaki, JP;
Akira Oshima, Kawasaki, JP;
Noriyasu Suzuki, Yokohama, JP;
Yoichi Ueda, Yokohama, JP;
Takashi Sasaki, Kawasaki, JP;
Masato Hori, Kawasaki, JP;
Kumiko Maruo, Kawasaki, JP;
Akira Oshima, Kawasaki, JP;
Noriyasu Suzuki, Yokohama, JP;
Yoichi Ueda, Yokohama, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
An xDSL transceiver comprising a transmission unit for transmitting a DMT-modulated signal through a subscriber line as a transmission path and a receiving unit for receiving the DMT-modulated signal from the subscriber line. The xDSL transceiver further comprises an echo signal suppression unit for suppressing the echo signal from the transmission unit to the receiving unit by matching the phase between the frame of the transmission signal and the frame of the receiving signal.