Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate
2009-07-31
2011-12-20
Duong, Hung (Department: 2835)
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
C439S638000, C348S723000, C250S269600
Reexamination Certificate
active
08081427
ABSTRACT:
Signal amplifiers are provided that have a two (or more) piece housing that has an input port, an output port and a power port. At least one of the housing pieces comprises an aluminum housing piece. A first coaxial connector is mounted in the input port, a second coaxial connector is mounted in the output port and a third coaxial connector is mounted in the power port. A power amplifier is mounted within the housing, and is configured to amplify an input signal received through the first coaxial connector. At least first and second of the housing pieces have at least one metal plated thereon, and the first housing piece is soldered, welded or brazed to the second housing piece.
REFERENCES:
patent: 6969278 (2005-11-01), Shapson
patent: 2004/0209521 (2004-10-01), Cooper et al.
patent: 2007/0222538 (2007-09-01), Ornt et al.
Pictures of prior art signal amplifier having a two piece aluminum housing (admitted prior art).
Internet article title Cu coated Aluminum has Galvanic Corrosion Problems, dated Jun. 8, 2009, http://www.finishing.com/1200-1399/1290.shtml (admitted prior art).
Internet advertisements for CATV Zinc Housing Amplifier Module with water-resistant function, 10 dB Forward Gain offered by Jiaxing Lonver Electronics Co. Ltd, dated Jul. 30, 2009, http://lonver-lec.manufacturer.globalsources.com/si/6008824920238/LargeImage/CATV-Z, http://lonver-lec.manufacturer.globalsources.com/si/6008824920238/pdtl/CATV-amplifier . . . (admitted prior art).
Internet advertisements for CATV Subscriber Amplifier (MLRDA 1010N) having a zinc alloy dies cast, zinc-plated HQ housing, dated Jul. 30, 2009, http://www.made-in-china.com/showroom/jimmykim8010/product-detailtqBExTHVmGR . . . (admitted prior art).
Abstract for article titled Pretreatment for Plating on Aluminum Using the Stannate Process by J.C. Jongkind, Aluminum Assoc., pp. 539-549, 1982.
Phillips Neil
Riggsby Robert Ryan
CommScope Inc. of North Carolina
Duong Hung
Myers Bigel & Sibley & Sajovec
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