| CPC H04W 4/80 (2018.02) [H04W 68/005 (2013.01); H04W 68/02 (2013.01); H04W 72/543 (2023.01)] | 20 Claims |

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1. A data transmission method, applicable to a terminal device and comprising:
adjusting a scan parameter of a Bluetooth scan or/and adjusting a data packet of data transmission under a condition; and
transmitting data to a target Bluetooth device via Bluetooth according to an adjusted scan parameter or/and an adjusted data packet;
wherein during data transmission, a Bluetooth scan function is enabled;
wherein transmitting data to the target Bluetooth device via Bluetooth according to the adjusted scan parameter comprises:
performing the Bluetooth scan according the adjusted scan parameter; and
transmitting the data to the target Bluetooth device via Bluetooth during rest time of scanning.
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