使用DSP48 DDR 技术的Alpha Blending 2数据流 Application Note: Virtex-4 Family R Alpha Blending Two Data Streams Using a DSP48 DDR Technique XAPP706 (v1.0) March 31, 2005 Author: Reed P. Tidwell Summary The full throughput of a Virtex-4 DSP48 slice can be achieved by time-multiplexing two data streams with a double data rate (DDR) technique. Alpha blending is an example of this technique. This application note describes a reference design file (xapp706.zip) available on ……