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Document Number
US Patent 7412214
Issued Date
August 12, 2008
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Abstract
A radio input device includes a holding part to be held by an operator; an operation part to be operated by the operator; a transmission part transmitting radio waves from an antenna according to the operation of the operation part; and a blocking part avoiding influence of a surrounding electric conductor on the radio waves.
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Number of Claims:
19
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Published
August 12, 2008
Application Number
10/909,327
Filed
August 3, 2004
US Classification
455/117   345/163 455/128 455/90.2 455/90.3
Int'l Classification
H04B   1/034   (20060101)   G06F   3/033   (20060101)  
Attorney/Law Firm
Priority Data
Dec 25, 2003 [JP] 2003-430630
USPTO Field of Search
455/90.3   455/90.2   455/128   455/575.5   455/117   345/163   345/164   345/165   345/166   361/600   361/800   361/814   361/816   361/818  
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