The Farrell Law Firm, P.C.
Ranging method and apparatus in a communication system with relay station, and system thereof
A method for performing ranging by a mobile station in a communication system. The method includes transmitting a ranging sequence to a relay station; receiving an added signal of a reference sequence of the relay station and the ranging sequence, from the relay station; performing a correlation operation on each of the ranging sequence and the reference sequence in the added signal; estimating a time difference between the ranging sequence and the reference sequence depending on the correlation operation; and transmitting the signal to the relay station taking the time difference into account.
Samsung Electronics Co., Ltd
H H
H04B H04B
inventional inventional
Cheol-Woo Young-Ho Yung-Soo
You Jung Kim