Wave transmission lines and networks – Long line elements and components – Switch
Reexamination Certificate
2008-07-29
2008-07-29
Takaoka, Dean O (Department: 2817)
Wave transmission lines and networks
Long line elements and components
Switch
C333S105000
Reexamination Certificate
active
07405639
ABSTRACT:
A switch includes a first member, one end of which being secured to a substrate, multiple first beam portions respectively having multiple first contact portions, one ends of the multiple beam portions being secured to the first member, multiple contact switch portions connected in parallel, the multiple first contact portions and multiple second contact portions being in a contact state or in a non-contact state in the multiple contact switch portions, and resistors arranged respectively between the multiple contact switch portions and a common connection point to which the multiple contact switch portions are coupled. When at least one of the multiple switch portions is in a contact state, one of the resistors corresponding to the at least one of the multiple switch portions in a contact state has a resistance value greater than another one of the resistors corresponding to at least one of the multiple contact switch portions that is in a non-contact state.
REFERENCES:
patent: 7053739 (2006-05-01), Wakatsuki et al.
patent: 2004-200008 (2004-07-01), None
patent: 2005-243576 (2005-09-01), None
Yu Yonezawa et al, “Fabrication Process of Non Arching Power MEMS Relay”, Technical Report of IEICE, Oct. 21, 2004, The Institute of Electronics, Japan.
Mishima Naoyuki
Nakatani Tadashi
Nguyen Anh Tuan
Ueda Satoshi
Yonezawa Yu
Arent & Fox LLP
Fujitsu Limited
Fujitsu Media Devices Limited
Takaoka Dean O
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