Title:
距離推定
Document Type and Number:
Japanese Patent JP2006519980
Kind Code:
A
Abstract:
A method for estimating the distance between a transmitter and a receiver, the transmitter being arranged to transmit a signal as a series of bursts, and the carrier frequency of each burst being set according to a predetermined sequence, the method comprising: forming a first series comprising the measured differences between the phases of successive bursts as received at the receiver; forming a second series comprising estimated differences between the phases of successive bursts as received at a supposed time difference between the transmitter and the receiver; and determining the quality of fit between the first series and the second series.
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Inventors:
Timothy, Newton
James, Korea
Candide, Levita
James, Korea
Candide, Levita
Application Number:
JP2006500255A
Publication Date:
August 31, 2006
Filing Date:
February 18, 2004
Export Citation:
Assignee:
Cambridge Silicon Radio Limited
International Classes:
G01S11/02; H04B7/26; H04B17/00
Attorney, Agent or Firm:
Kenji Yoshitake
Hidetoshi Tachibana
Yasukazu Sato
Hiroshi Yoshimoto
Yasushi Kawasaki
Hidetoshi Tachibana
Yasukazu Sato
Hiroshi Yoshimoto
Yasushi Kawasaki