The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 02, 2010
Filed:
Apr. 30, 2008
Qian Zhao, Beijing, CN;
Hao Chen, Beijing, CN;
Legend Holdings Ltd., Beijing, CN;
Lenovo (Beijing) Limited, Beijing, CN;
Abstract
The present invention discloses a PCI Express interface compatible with USB interface comprising a power supply terminal and a ground terminal, in which four data terminals include two data transmitting terminals and two data receiving terminals, characterized in that the power supply terminal and the ground terminal of said interface coincide with the corresponding terminals of USB interface specification, two of said four data terminals are guaranteed to have their positions and widths overlaid with the position of terminal D+ in USB interface specification and not with the position of terminal D− in USB interface specification, and the other two data terminals are guaranteed to have their positions and widths overlaid with the position of terminal D− in USB interface specification and not with the position of terminal D+ in USB interface specification. The PCI Express interface compatible with USB interface can provide a data transmission rate up to 3 Gb/S according to PCI Express interface specification and support to the conventional USB peripheral devices without any modification on them. It further has the advantages of small-sized outline and convenience in use.