The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 12, 2017
Filed:
Jan. 27, 2014
Bae Systems Plc, London, GB;
Michael Stewart Griffith, Chelmsford, GB;
Leslie Charles Laycock, Chelmsford, GB;
BAE SYSTEMS plc, London, GB;
Abstract
There is disclosed A directional multi-band antenna, the antenna comprising: —an optical unit comprising an optical sensor; —an RF unit comprising an RF sensor; —a substantially planar optical lens, the optical lens comprising surface relief elements for beam forming, the lens being arranged to focus optical signal beams, incident along a first optical axis, onto the optical sensor, the optical lens being substantially transparent to RF signals, —an RF beam forming device arranged to receive RF signals incident along the first optical axis and focus such RF signals onto the RF sensor.