WIRELESS PERSONAL AREA NETWORK DEVICE

摘要

Systems and methods for saving power by a personal area network (PAN) coordinator and a device are described herein. A PAN coordinator is provided to form a wireless PAN with one or more of the devices. Further, the PAN coordinator and the devices enter sleep states to save power. The wireless PAN is available when the PAN coordinator enters an active state.

主权项

1. A method comprising:
after pairing a device with a personal area network (PAN) coordinator of a wireless PAN, transitioning the device from an active state to a sleep state, wherein the device cannot send or receive data in the sleep state; transitioning the device from the sleep state to the active state; determining whether the wireless PAN is active; in response to determining that the wireless PAN is not active, transitioning the device from the active state to the sleep state; and in response to determining that the wireless PAN is active, sending a poll from the device to the PAN coordinator, wherein the poll prompts the PAN coordinator to determine whether a command is pending for the device.