发明名称 Subtractive multicarrier CDMA access methods and systems
摘要 Apparatuses and methods for practicing subtractive multi-carrier CDMA techniques are disclosed. A channel is divided into a plurality of contiguous subchannels, wherein in each subchannel an amount of spreading is reduced in accordance with the number of subchannels. The channel can be divided into a Plurality of timeslots and a fraction of the total number of conversations sharing the channel can be allocated to each timeslot. A radio communications device, using such a method, can employ one timeslot for transmission and another time slot for reception.
申请公布号 US5790549(A) 申请公布日期 1998.08.04
申请号 US19960608809 申请日期 1996.02.29
申请人 ERICSSON INC. 发明人 DENT, PAUL W.
分类号 H04J1/00;H04B7/26;H04J3/00;H04J13/00;H04J13/02;H04L5/02;(IPC1-7):H04J13/00 主分类号 H04J1/00
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