Security schemes for electronic paper display devices

A display device comprises an electronic paper display, a security module, an input for receiving content for display on the electronic paper display and a processing element. The security module is arranged to store and/or generate a value that is periodically updated and to communicate the value t...

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Bibliographic Details
Main Authors SCOTT, JAMES, HELMES, JOHN FRANCISCUS MARIE, TAYLOR, STUART, HODGES, STEPHEN EDWARD, CHEN, NICHOLAS YENRNG
Format Patent
LanguageChinese
English
Published 16.12.2016
Subjects
ADVERTISING
ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICESUSING STATIC MEANS TO PRESENT VARIABLE INFORMATION
CALCULATING
COMPUTING
COUNTING
CRYPTOGRAPHY
DISPLAY
EDUCATION
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
SEALS
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Summary:A display device comprises an electronic paper display, a security module, an input for receiving content for display on the electronic paper display and a processing element. The security module is arranged to store and/or generate a value that is periodically updated and to communicate the value to a proximate device. A proposed update to the displayed content is accompanied by a further value which is verified by the security module or by a remote content service before updating the content displayed on the electronic paper display.
Bibliography:Application Number: TW20160107922