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Title: Chipless microwave identification tag
Authors: Yung, KL 
Chan, CY 
Cheng, KWD
Issue Date: 25-Sep-2012
Source: US Patent 8,274,368 B2. Washington, DC: US Patent and Trademark Office, 2012.
Abstract: A chipless microwave identification tag (200) comprising: a dielectric substrate (210); and a plurality of antenna elements (220) made from a conductive material and disposed on at least one surface (205, 255) of the dielectric substrate (210); wherein when the tag (200) is excited by an incident microwave signal (131), a reflected wave (141) to identify the tag (200) is generated with a number of specific frequencies altered by microwave resonation of the antenna elements (220).
Rights: Assignee: The Hong Kong Polytechnic University.
Appears in Collections:Patent

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