Abstract: The present invention is to provide a burst transfer mechanism of network packets having MAC frames over USB bus, which is designed in an Application Specific Integrated Circuit (ASIC) being installed in a USB compliant networking device, enabling the networking device to assemble a plurality of Ethernet network packets having MAC frames together as a super-size network packet and, while receiving a Bulk In/Out request packet, transfer the super-size network packet into a plurality of USB packets having maximum packet size defined for the USB endpoint, and transmit the USB packets out within a burst cycle of Bulk In/Out transaction, in order to greatly improve and enhance the throughput performance of the network packets over USB bus.
Type:
Grant
Filed:
October 17, 2003
Date of Patent:
April 15, 2008
Assignee:
Asix Electronics Corporation Ltd.
Inventors:
Yung-Ta Chan, Hsun-Yao Jan, Ming-Hui Su, Chi-Hsiang Wang
Abstract: The present invention is to provide a burst transfer mechanism of network packets having MAC frames over USB bus, which is designed in an Application Specific Integrated Circuit (ASIC) being installed in a USB compliant networking device, enabling the networking device to assemble a plurality of Ethernet network packets having MAC frames together as a super-size network packet and, while receiving a Bulk In/Out request packet, transfer the super-size network packet into a plurality of USB packets having maximum packet size defined for the USB endpoint, and transmit the USB packets out within a burst cycle of Bulk In/Out transaction, in order to greatly improve and enhance the throughput performance of the network packets over USB bus.
Type:
Application
Filed:
October 17, 2003
Publication date:
April 21, 2005
Applicant:
ASIX ELECTRONICS CORPORATION LTD.
Inventors:
Yung-Ta Chan, Hsun-Yao Jan, Ming-Hui Su, Chi-Hsiang Wang