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:
Sep. 16, 2008
Filed:
Oct. 16, 2003
Applicants:
Kai Fechner, Detmold, DE;
Jürgen Jasperneite, Steinheim, DE;
Martin Müller, Lëdge, DE;
Inventors:
Assignee:
Phoenix Contact GmbH & Co. KG, Blomberg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/66 (2006.01); H04L 12/50 (2006.01); H04L 12/28 (2006.01); H04L 12/56 (2006.01); H04Q 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An Ethernet switch has a header device with a crossbar device and a number of downstream interface modules with a first number of a series of ports and a second number of a series of ports, respectively, such that in each case the same one in the series of the first number of ports is connected to a switching control unit coupled to an interface device, and the further ports in the series of the first number of ports are connected to a port in the second number of the series of ports via respective data lines routed in cascade form.