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Patent Searching and Data


Title:
WIRELESSLY POWERED HIGH SECURITY DOCUMENT WITH VISUAL INDICATOR AND SYSTEMS
Document Type and Number:
WIPO Patent Application WO/2017/182488
Kind Code:
A3
Abstract:
A wirelessly powered display comprises a substrate,an antenna with multiple turns disposed on the substrate, an electronic circuit disposed on the substrate, and one or more pixels each having one or more inorganic light-emitting diodes disposed on the substrate. The electronic circuit is electrically connected to the one or more inorganic LEDs and the antenna, the antenna is responsive to electromagnetic energy to provide electrical power, and the electronic circuit includes a power converter that converts a signal with a relatively high current and low voltage to a signal with a relatively high voltage and low current. A wirelessly coupled display system includes a device including a wireless power transmitter that provides wireless power within a specified range and one or more wirelessly powered displays located within the range and responsive to the wireless power provided by the device to display an image.

Inventors:
ROTZOLL, Robert R. (Lee MaltingsDyke Parade, Cork, IE)
BOWER, Christopher Andrew (Lee MaltingsDyke Parade, Cork, IE)
COK, Ronald S. (Lee MaltingsDyke Parade, Cork, IE)
Application Number:
EP2017/059221
Publication Date:
January 04, 2018
Filing Date:
April 19, 2017
Export Citation:
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Assignee:
X-CELEPRINT LIMITED (Lee Maltings, Dyke Parade, Cork, IE)
International Classes:
H01L25/16; G06K19/07; G06K19/077; G07D7/01; H04B5/00; H01L25/075
Foreign References:
US20050150740A12005-07-14
DE102013102003A12014-08-28
US20160093600A12016-03-31
US20080035736A12008-02-14
US20150363614A12015-12-17
US20120325915A12012-12-27
US8436780B22013-05-07
Attorney, Agent or Firm:
GRAHAM WATT & CO LLP (St Botolph's House, 7-9 St Botolph's Road, Sevenoaks Kent TN13 3AJ, TN13 3AJ, GB)
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