Patent · US Expired

Compact microwave and millimeter wave radar

US5680139A · kind A · utility

202Cited by
19References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 2, 1995
Grant dateOct 21, 1997
Priority date
Expiry dateOct 2, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01S13/34
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Compact microwave and millimeter wave radars operating at 77 Ghz and having resolution of no less than 3.2 meters at a distance of 100 meters. The exemplary dimensions of the radars are 145 millimeters in diameter and 100 or 85 millimeters long. The antenna of the radars employs folded optic design, with the actual focal length of the radar being less than that of the lens in the antenna alone.

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