Title:
干渉型レーダ
Document Type and Number:
Japanese Patent JP4665590
Kind Code:
B2
Abstract:
A transmitter for transmitting signals to targets and a receiver having a large-diameter array antenna for receiving signals reflected from targets are included. The transmitter has a function of outputting an FMCW signal for detecting direction and velocity of the target from a transmitting antenna. The receiver includes: a plurality of correlation processors for performing correlation processing to receiving signals received by respective interference blocks configured such that the large-diameter array antenna is divided into a plurality of equal blocks; and a synthesizer for vector-synthesizing same signal components of signals outputted from the plurality of correlation processors.
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Inventors:
Hitoshi Noumi
Application Number:
JP2005106864A
Publication Date:
April 06, 2011
Filing Date:
April 01, 2005
Export Citation:
Assignee:
NEC
International Classes:
G01S13/34
Domestic Patent References:
| JP2006177907A | ||||
| JP4137906A | ||||
| JP2001051050A | ||||
| JP11311668A | ||||
| JP3194483A |
Foreign References:
| US20050156780 | ||||
| US6661366 |
Other References:
Merrill Skolnik,Introduction to Radar Systems 2nd Edition,米国,McGraw-Hill Science/Engineering,1980年,pp.152, 153, 166, 167
Attorney, Agent or Firm:
Isamu Takahashi