Title:
エリアを監視するための装置
Document Type and Number:
Japanese Patent JP4766643
Kind Code:
B2
Abstract:
The present invention relates to a monitoring device ( 1 ) with a transmitter unit ( 2 ) and a receiver unit ( 3 ) for monitoring an area. Slotted cables serve as antennas. According to the invention, a first slotted cable is arranged as a transmitting an antenna ( 4 ) for transmitting a pulsed high-frequency signal and a second slotted cable is arranged as a receiving antenna ( 9 ) for receiving the reflected signal. The slotted cables are arranged in association with each other and essentially parallel to each other, and the transmitter unit ( 2 ) is connected to the first slotted cable at one end of the antenna arrangement and the receiver unit ( 3 ) is connected to the second slotted cable at the other end of the antenna arrangement.
Inventors:
Anderson, Loin
Ericsson, Olof
Ericsson, Olof
Application Number:
JP2002509797A
Publication Date:
September 07, 2011
Filing Date:
June 28, 2001
Export Citation:
Assignee:
Saab Actie Borrag
International Classes:
G01S13/04; H01Q13/22; G01S13/56; G01S13/931; G01S19/35; G08B13/24; H01Q1/00; H01Q13/20
Domestic Patent References:
| JPH07504041A | 1995-04-27 | |||
| JPS60140167A | 1985-07-25 | |||
| JPH11160426A | 1999-06-18 | |||
| JPH1096774A | 1998-04-14 | |||
| JPH1164512A | 1999-03-05 | |||
| JPH06203291A | 1994-07-22 |
Foreign References:
| US4612536A | 1986-09-16 |
Attorney, Agent or Firm:
Nobuaki Kazehaya
Noriko Asano
Noriko Asano