Patent · US Expired

Digital bi-static spread spectrum radar

US6031485A · kind A · utility

38Cited by
11References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 24, 1998
Grant dateFeb 29, 2000
Priority date
Expiry dateJun 24, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01S2013/0281
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A bi-static spread spectrum digital radar including a transmitting antenna and a receiving antenna array separate from and positioned at a distance from the transmitting antenna. The transmitting antenna transmits a pseudo random digital signal as produced by a pseudo random digital signal generator. The receiving antenna array receives signals simultaneously and parallely as reflected from a target by the transmitting antenna. A plurality of analog-to-digital converters are connected respectively to each element of the receiving antenna array so as to convert the received analog signal into a digital signal. Digital beams are produced and directed to a set of digital receivers. A processor is provided so as to produce a digital output from the set of digital receivers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.