Title:
TDOA分散アンテナを使用したターゲットの位置特定方法及び装置
Document Type and Number:
Japanese Patent JP4644197
Kind Code:
B2
Abstract:
This invention is a system and method of locating a target using distributed antenna. The antenna consists of several receiving elements in known locations. At least one of the receiving elements is also a transmitter and transmits an interrogation signal to a target. The return signal from the target is received by a plurality of receiving elements and the target's position is calculated using the time of arrivals of the reply signal and the round trip delay between the transmission of the interrogation signal and the reception of the subsequent reply signal.
Inventors:
Ilhaf Pearl
Michael jay jerry
Michael jay jerry
Application Number:
JP2006523261A
Publication Date:
March 02, 2011
Filing Date:
August 09, 2004
Export Citation:
Assignee:
Sensis Corporation
International Classes:
G01S13/46; G01S5/02; G01S5/06; G01S5/12; G01S5/14; G01S13/74; G01S13/87; G01S13/91
Domestic Patent References:
JP4289481A | ||||
JP2003215225A | ||||
JP9297175A | ||||
JP2500390A | ||||
JP2001512240A | ||||
JP2002357651A | ||||
JP2002296335A | ||||
JP11271418A | ||||
JP9159755A | ||||
JP61147984U | ||||
JP5002070A |
Foreign References:
US6208297 |
Attorney, Agent or Firm:
Inoue Ichi
Takekoshi Noboru
Enami Tomokazu
Yasushi Kuroda
Takekoshi Noboru
Enami Tomokazu
Yasushi Kuroda