Chained image display apparatus having mutual examining function

A chained image display apparatus having a mutual examining function where a plurality of image display apparatuses, controlled by a central control unit and connected in series, recognize interruption of power to an image display apparatus and correspondingly notify the central control unit. The ch...

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Bibliographic Details
Main Author KIM BYOUNG-HAN
Format Patent
LanguageEnglish
Published 29.01.2008
Subjects
ADVERTISING
ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICESUSING STATIC MEANS TO PRESENT VARIABLE INFORMATION
CALCULATING
COMPUTING
COUNTING
CRYPTOGRAPHY
DISPLAY
EDUCATION
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRIC DIGITAL DATA PROCESSING
ELECTRICITY
PHYSICS
PICTORIAL COMMUNICATION, e.g. TELEVISION
SEALS
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Summary:A chained image display apparatus having a mutual examining function where a plurality of image display apparatuses, controlled by a central control unit and connected in series, recognize interruption of power to an image display apparatus and correspondingly notify the central control unit. The chained image display apparatus may include a control signal driving unit converting a control signal inputted to the image display apparatuses into a control signal having a predetermined level and buffering the control signal having the predetermined level, and an examining unit transmitting an alert signal, in response to a power supply to an image display apparatus among the plurality of image display apparatuses being interrupted, to next and previous image display apparatuses which are connected to the image display apparatus to which the power supply was interrupted, indicating that the power supply to the image display apparatus is interrupted.
Bibliography:Application Number: US20030668374