Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate
2005-12-16
2008-11-04
Reichard, Dean A. (Department: 2841)
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
C361S780000, C361S792000, C361S793000, C361S794000, C361S795000, C257S691000, C257S723000, C257S724000
Reexamination Certificate
active
07447038
ABSTRACT:
In a memory module, a plurality of memories are mounted on a module base plate, impedance between Vref and Vss near each memory is coupled to Vss by a decoupling capacitor and a Vref plane to achieve low impedance configuration in a wide frequency range, Vref planes are individually provided for the respective memories, and the Vref planes are connected to each other by using a high impedance wire, or a high impedance chip part. Accordingly, a wiring technique for a module which allows effective reduction of self noise and propagation noise can be provided.
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Funaba Seiji
Nishio Yoji
Osaka Hideki
Uematsu Yutaka
Chen Xiaoliang
Elpida Memory Inc.
Mattingly, Stanger Malur & Brundidge PC
Reichard Dean A.
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