Patent ID: 11917543
Assignee: MEDIATEK SINGAPORE PTE. LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 9:
10. A Bluetooth-based data receiving method applied to a second device, comprising:
establishing a communication connection with a first device;
entering a sniff mode;
receiving a data packet transmitted by the first device in a sniff interval, wherein the transmission duration of the data packet is longer than or equal to two time slots, and the sniff interval comprises a sniff wake-up window, and the anchor point of the sniff interval is the beginning of the sniff wake-up window,
when the second device has not received the data packet successfully, transmitting a response message indicating that the second device has not received the data packet successfully to the first device, and
receiving the data packet which is re-transmitted by the first device in the sniff wake-up window;
wherein, receiving the data packet transmitted by the first device in the sniff interval comprises:
starting to receive the data packet transmitted by the first device in an odd time slot of the sniff interval; or
starting to receive the data packet transmitted by the first device in an even time slot of the sniff interval.