A correlator and matched filter for use with coded transmission, such as CDMA, form new codes from the sums and differences of the original codes, where only one of the new codes is non-zero for each element position and effect hardware savings using the
A correlator and matched filter for use with coded transmission, such as CDMA, form new codes from the sums and differences of the original codes, where only one of the new codes is non-zero for each element position and effect hardware savings using the
本发明主要系用来将一输入讯号与二展频码作解展频的方法与装置，本发明利用二原始的展频码的和值与差值来形成二新码，由于二新码的组成元素同时只一不有其一不为零，利用此二新码组成元素后的特性可达到有效节省硬体的目的此技术，并可将此技术应用于编码传输（例如分码多重撷取）之关联器与匹配滤波器。