Increased Bluetooth Clock Accuracy

摘要

The present invention provides a communications unit for operation in a communication system in accordance with a protocol that operates to a first clock resolution, the communications unit comprising a first clock, operating to the first resolution, a second clock operating to a second resolution higher than the first resolution, means configured to respond to a request to report a clock value by reporting: (a) the current value of the first clock and (b) information indicating the time on the second clock at which the first clock ticked to its current value.

主权项

1. A device capable of operating according to a wireless communications protocol, the device comprising:
a first clock; the device being configured to:
receive media from another device, determine a play out time for playing out the received media in dependence on the first clock, andsend, in accordance with the wireless communications protocol, the media and play out time to a second device.