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Bell Laboratories Patents
Bell Laboratories
Murray Hill, NJ
No. of patents:

Patent Number Title Of Patent Date Issued
4261638 Optical switch with rotating, reflective, concave surface April 14, 1981
An optical switch is disclosed which relies only on a rotatable, reflective concave surface (3) to couple light between an optical source (1) and a preselected one of a plurality of optical receptors (6). The switch is bidirectional, i.e., the position of the source(s) and receptor(s) ca
4259674 Phased array antenna arrangement with filtering to reduce grating lobes March 31, 1981
The present invention relates to a method for reducing the grating lobes associated with phased array antenna arrangements. The present invention, which may be employed with any phased array antenna arrangement, consists of disposing a filtering means capable of blocking the grating lobe

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