发明名称 |
Multicast transmission for DS-CDMA cellular telephones |
摘要 |
Multicast transmission for DS-CDMA cellular communication wherein a mobile station requests a multicast service by use of a service option and a base station transmits to the mobile station a long code mask and code channel needed to receive the multicast service. No reverse channel is used so that an unlimited number of terminals may receive the multicast service.
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申请公布号 |
US5887252(A) |
申请公布日期 |
1999.03.23 |
申请号 |
US19960711528 |
申请日期 |
1996.09.10 |
申请人 |
NOKIA MOBILE PHONES LIMITED |
发明人 |
NONEMAN, JOHN |
分类号 |
H04W4/06;H04W76/02;(IPC1-7):H04Q7/20 |
主分类号 |
H04W4/06 |
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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