SYNCHRONIZATION SIGNAL TRANSMISSION METHOD AND BACKLIGHT SYSTEM
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United States of America
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Issued Date -
Jan 16, 2025
app pub date -
Jul 5, 2024
filing date -
Jul 5, 2024
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Abstract
A synchronization signal transmission method employed by a backlight system, the backlight system having a master device, a plurality of slave devices, and a plurality of LED strings, can include: injecting a synchronization signal into a power supply voltage, in order to generate a first signal; inputting the first signal to a power supply port of each slave device, in order to simultaneously transmit the synchronization signal to each slave device, where each slave device is configured to drive at least one LED string; and receiving the first signal from the power supply port of each slave device for synchronization operation.
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