EXTERNAL DISPLAY FOR A POINT OF SALE HOST
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United States of America Patent
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Issued Date -
Aug 22, 2024
app pub date -
Jul 7, 2023
filing date -
Feb 18, 2023
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Abstract
An external display to be used with a point of sale (POS) host, including a serial data transmission interface that receives purchase information and an advertisement multimedia file from the POS host, a register memory module including a first section and a second section, a display memory module, a processor, a display screen and a display controller. The processor stores the purchase information in a first section and stores the advertisement multimedia file in a second section of the register memory module, accesses the register memory module to obtain the purchase information and the advertisement multimedia file, generates a composite multimedia file, and stores the composite multimedia file in the display memory module. The display controller obtains the composite multimedia file, and controls the display screen to display the purchase information and the advertisement multimedia file simultaneously thereon.
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