Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate
2007-11-20
2007-11-20
Beamer, Temica (Department: 2617)
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
C455S550100, C455S575100, C455S575300, C455S090300, CD14S240000, CD14S248000, CD14S140000
Reexamination Certificate
active
10836334
ABSTRACT:
A mobile terminal includes a speaker arrangement for providing surround sound. The terminal includes a folder hinged at a main body and having an LCD attached thereto, speakers mounted at the folder and implementing a three-dimensional surround-sound effect, and a sliding unit for sliding at least one of the speakers when the speakers produce the three-dimensional surround-sound effect. Because the distance between the speakers can be widened according to a user's selection, three-dimensional surround-sound can be maximized and thus product quality can be significantly enhanced.
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patent: 2004/0048638 (2004-03-01), Inomata et al.
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patent: 1469618 (2004-01-01), None
patent: 1020020078921 (2002-10-01), None
Chinese Office Action.
Chinese Office Action dated Jul. 21, 2006.
Ked & Associates LLP
LG Electronics Inc.
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