Original language | Undefined/Unknown |
---|---|
IPC | H04J11/00 |
Patent number | US7746815 (B2) |
Filing date | 14/04/2006 |
Country/Territory | United States |
Publication status | Published - 2007 |
Bibliographical note
Patent Family:KR20070034408 (A) 2007-03-28
KR100878750 (B1) 2009-01-14
US2007086512 (A1) 2007-04-19
US7746815 (B2) 2010-06-29