发明名称 |
WIRELESS MULTI-CHANNEL TRANSMITTING AND RECEIVING SYSTEM AND METHOD OF THE SAME |
摘要 |
This invention is related to a radio multi-channel transmitting and receiving system and a method of the same by which a user can select a language and easily listen to a message composed of the selected language among radio multi-channel transmitting signals which are transmitted after being assigned contents composed of multi-language to each frame, and multi-language voice informations can be delivered in various galleries, international meeting hall, tourist resort and so on. Also, this invention, as a radio multi-channel transmitting and receiving system and a method of the same using HDMA (Hybrid Division Multiple Access) method mixed more than 2 methods of the various multiplex transmitting and receiving methods, is related to a Hand-off function, by which a user can automatically listen to a message transmitted from the nearest transmitter among various transmitters where many transmitters are simultaneously operating in gallery and exhibition etc., of the system. |
申请公布号 |
WO2004054171(A1) |
申请公布日期 |
2004.06.24 |
申请号 |
WO2003KR00680 |
申请日期 |
2003.04.04 |
申请人 |
KYUNGWOO SYSTECH INC.;CHANG, SAEKWON;CHANG, YOUNGJUN |
发明人 |
CHANG, SAEKWON;CHANG, YOUNGJUN |
分类号 |
H04L12/18;H04B17/00;H04H20/88 |
主分类号 |
H04L12/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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