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Wheling Cheng
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Palo Alto, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for fabricating a printed circuit board having a coaxial via
Patent number
8,035,038
Issue date
Oct 11, 2011
Cisco Technology, Inc.
Wheling Cheng
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and system to optimize timing margin in a system in package...
Patent number
7,574,687
Issue date
Aug 11, 2009
Cisco Technology, Inc.
Sergio Camerlo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for fabricating a printed circuit board having a coaxial via
Patent number
7,404,250
Issue date
Jul 29, 2008
Cisco Technology, Inc.
Wheling Cheng
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Methods and apparatus for testing a circuit board using a surface m...
Patent number
6,906,544
Issue date
Jun 14, 2005
Cisco Technology, Inc.
Bangalore J. Shanker
G01 - MEASURING TESTING
Information
Patent Grant
Semiconductor package having capacitive extension spokes and method...
Patent number
5,903,050
Issue date
May 11, 1999
LSI Logic Corporation
Aritharan Thurairajaratnam
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR FABRICATING A PRINTED CIRCUIT BOARD HAVING A COAXIAL VIA
Publication number
20080185180
Publication date
Aug 7, 2008
Cisco Technology, Inc.
Wheling Cheng
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Coaxial via in PCB for high-speed signaling designs
Publication number
20070124930
Publication date
Jun 7, 2007
Cisco Technology, Inc.
Wheling Cheng
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR