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:
Apr. 08, 2008
Filed:
Apr. 24, 2004
Applicants:
Sanjeev Mahalawat, Cupertino, CA (US);
John Mccool, Los Gatos, CA (US);
Christophe Metivier, Los Altos, CA (US);
Sun-den Chen, San Jose, CA (US);
Inventors:
Sanjeev Mahalawat, Cupertino, CA (US);
John McCool, Los Gatos, CA (US);
Christophe Metivier, Los Altos, CA (US);
Sun-Den Chen, San Jose, CA (US);
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 3/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A SGMII that operates to transfer data between MAC and PHY chips at 2500/1000/100/10 Mbps utilizes a unique frame extending technique in one embodiment where frames having multiples of 2 and 3 data bytes are utilized to change the data transfer rate by multiples of 2.5. In another embodiment different clock signals are utilized.