搜索资源列表
DDS
- 实现DDS功能性仿真，可以产生正弦波信号，或者线性调频信号-DDS functionality to achieve simulation can generate sine wave signals, or a linear FM signal
dds36
- 基于FPGA的DDS调幅与调频，调幅在0到5V步进为0.1V，频率从10HZ到1M，分为两段，一段为10HZ到1KHZ，步进为10HZ，1KHZ到1MHZ，步进为1KHZ-DDS-based FPGA' s AM and FM, AM Stepping in the 0 to 5V for 0.1V, the frequency from 10HZ to 1M, is divided into two paragraphs, one for the 10HZ to 1KHZ, steppi
Detectionreceiver
- 本设计采用AT89S52为控制核心，以DDS芯片AD9850产生频率可以自动可调的正弦扫频信号，实现了全频范围和特定范围内自动搜索和手动搜索，并且鉴别外来信号的调制方式：调频、调幅、等幅。通过单片机自动显示外来信号频率并存储，达到侦察接收机的性能要求。-AT89S52 the design for the control of the core, have a DDS chip AD9850 automatically adjustable frequency swept sine signal
FSK
- 基于DDS的FSK调频，通过控制频率控制字1和频率控制字2来实现不同频率选择-DDS-based FSK FM, by controlling the frequency control and frequency control word 1 word 2 to achieve different frequency selection
radar1
- 介绍了利用Altera公司的FPGA 器件 (cyclone) 产生线性调频信号的DDS工作原理、设计方案、电路结构。并详细讨论了利用FPGA 器件实现DDS技术时, 采取的一些改进优化措施-Introduced the use of Altera' s FPGA device (cyclone) generate a linear FM signal DDS working principle, design, circuit configuration. And discussed i