Inductor devices – Coil or coil turn supports or spacers – Printed circuit-type coil
Reexamination Certificate
2011-07-05
2011-07-05
Vu, Bao Q (Department: 2838)
Inductor devices
Coil or coil turn supports or spacers
Printed circuit-type coil
C336S083000, C336S183000, C336S232000
Reexamination Certificate
active
07973633
ABSTRACT:
Lower surface terminals are disposed at the lower surface of a magnetic substrate. An upper surface electrode is disposed at the upper surface of the magnetic substrate. A control circuit, an input capacitor, and an output capacitor are mounted on the upper surface electrode. The control circuit contains a switching element. A smoothing choke is disposed inside the magnetic substrate. The connection wiring of connecting the upper surface electrode and at least one of the input terminal, the output terminal, and the ground terminal is constructed using an inner conductor passing through the inside of the magnetic substrate, and the connection wiring forms an inductor.
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The First Office Action from the State Intellectual Property Office of People's Republic of China dated Mar. 24, 2011; Chinese Patent Application No. 200780039647.3 with translation.
Ikemoto Nobuo
Nishizawa Yoshihiko
Noma Takashi
Brackett, Jr. Tim L.
Murata Manufacturing Co. Ltd.
Studebaker & Brackett PC
Vu Bao Q
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