Method for flow control of wireless USB communication, wireless USB device and wireless USB host using the same

摘要

A flow control method in wireless Universal Serial Bus (USB) communication, and a wireless USB device and a wireless USB host using the same are provided. The flow control method includes receiving a wireless USB communication management packet including channel time allocation information and information on a data transfer direction for one or more wireless USB devices that can communicate with a wireless USB host. The received wireless USB communication management packet is analyzed, and when the wireless USB device is short of a storage space for storing data received from the wireless USB host or when data to be transferred to the wireless USB host is not ready, a response packet including information on a time when the storage space or the data to be transferred to the wireless USB host will be prepared is generated in response to the wireless USB communication management packet. Then, the generated response packet is transmitted to the wireless USB host.