4DSP公司的PP147数据采集，处理和记录平台具有1GSPS的取样速率，能对多达20个模拟输入进行数字化。
该平台由多大10个Xilinx Virtex-4 SX35 FPGA器件组成，用来实时处理和提供多达3200GB的存储能力。采用以太网连接到主计算机使用户能控制系统，在空闲时修改算法设置和抽取数据以供未来分析。广泛应用在数字记录，RF/IF雷达取样，蜂窝无线基站和无线通信，多载波多标准蜂窝架构如CDMA, W-CDMA, GSM/ Edge, UMTS，超宽带数据分析以及多通路接收机等。本文介绍了PP147平台的主要性能，1GSPS数据采集处理和记录系统方框图以及算法案例的应用方框图。
Stand alone data acquisition, processing and recording system - 1GSPS
The PP147 data acquisition, processing and recording platform is capable to digitize up to 20 analog inputs with a sampling frequency of 1GHz maximum. This highly scalable system can host up to 10 Virtex-4 SX35 devices for real-time processing and offers up to 3200Gbytes storage capability. An Ethernet connection to a host computer enables users to control the system, modify algorithm settings on-the-fly and extract data for further analysis.
主要特性：
1 to 20 A/D channels, 8-bit, up to 1GSPS
Virtex-4 SX35 FPGA for data processing
Algorithm settings reconfigurable on the fly via Ethernet connection
Up to 3200Gbytes storage capability
Up to 360Mbytes/s sustained digital recording.
Play back via Ethernet communication link or FPDP
Box dimensions: 12.5 x 10 x 5
Optional 2.4GHz ISM band RF front end
Optional USB and RS232
Optional Digital Down Conversion, polyphase filterbank, etc...
Optional 1GHz DSP module (DSP265G or DSP295Q)
Optional High Speed interface : FPDP (up to 8)
Optional 1 to 10 D/A channels, 14-bit, 1GSPS
Texas instruments Code Composer Studio 2.21
Powered by the Diamond software development tools
Ready to start host program example
主要应用：
Digital recording
RF/IF Radar Sampling
Base-band Radar/Sonar Sampling
Cellular base stations
Wireless
Satellite receivers development platform
Multi-carrier, Multi-standard cellular infrastructure
CDMA, W-CDMA, GSM/ Edge, UMTS
Spectrum and ultra wideband data analysers
Multi-channel receivers, ideal for I & Q
Beam Forming
图1. PP147 1GSPS数据采集处理和记录系统方框图
图2.算法案例方框图