Search - VHDL based DDS

[VHDL-FPGA-Verilog] ddsVHDL

Description: 基于VHDL的DDS设计，在QUTURS2zhon仿真通过-based on the DDS VHDL design and simulation through the QUTURS2zhon
Platform: | Size: 97280 | Author: wl | Hits:

Description: 直接数字频率合成器，基于vhdl语言，在qartus II上实现，下载调试成功-Direct digital frequency synthesizer, based on the VHDL language, in qartus II achieved a successful download debugging
Platform: | Size: 316416 | Author: 浮云 | Hits:

[VHDL-FPGA-Verilog] dds

Description: 基于CYCLONE II的程序,DDS原理的函数信号发生器.采用查表法实现.各位可以参考.-CYCLONE II based on the procedure, DDS Function Generator principle. Realize the use of look-up table method. Members may refer to.
Platform: | Size: 231424 | Author: Yin | Hits:

[Other Embeded program] DDS

Description: 基于DDS的数字移相正弦信号发生器设计，EDA技术在全国大学生电子设计竞赛中的应用-DDS-based digital phase-shifting sinusoidal signal generator design, EDA Technology in the National Undergraduate Electronic Design Contest Application
Platform: | Size: 222208 | Author: Alex | Hits:

[VHDL-FPGA-Verilog] dds

Description: 基于VHDL+FPGA的DDS信号发生设计，已经通过调式-Based on VHDL+ FPGA design of the DDS signal has been through mode
Platform: | Size: 560128 | Author: 陈阳 | Hits:

[Software Engineering] DDS

Description: 基于DDS原理的正弦信号发生器。用VERILOG语言实现，功能强大。-DDS based on the principle of sinusoidal signal generator. Using Verilog language and powerful.
Platform: | Size: 558080 | Author: 毛华站 | Hits:

[Software Engineering] dds

Description: 基于FPGA的双路可移相任意波形发生器 Altera中国大学生电子设计文章竞赛获奖作品刊登-FPGA-based dual phase shifter can be arbitrary waveform generator Altera China Undergraduate Electronic Design Contest winning entries published articles
Platform: | Size: 1695744 | Author: 姜兆刚 | Hits:

[Other] DDS

Description: 基于DDS技术的函数波形发生器设计，适合用fpga设计波形发生器用-Based on DDS technology function waveform generator design, suitable for FPGA design with Waveform Generator
Platform: | Size: 1682432 | Author: | Hits:

[VHDL-FPGA-Verilog] FPGA_signal_general

Description: 摘要：介绍了直接数字频率合成 (DDS) 技术的基本原理，给出了基于Altera公司FPGA器件的一个三相正弦信号发生器的设计方案，同时给出了其软件程序和仿真结果。仿真结果表明：该方法生成的三相正弦信号具有对称性好、波形失真小、频率精度高等优点，且输出频率可调。关键词：直接数字频率合成；现场可编程门阵列；FPGA；三相正弦信号-Abstract: Direct Digital Synthesis (DDS) technology, the basic principles are given Altera-based FPGA devices the company a three-phase sinusoidal signal generator design program, at the same time give its software programs and simulation results. The simulation results show that: the method to generate three-phase sinusoidal signal with good symmetry, waveform distortion small, the frequency of high precision, and adjustable output frequency. Key words: direct digital synthesizer field programmable gate array FPGA three-phase sinusoidal signal
Platform: | Size: 101376 | Author: 赵文 | Hits:

[Software Engineering] DDS-baseddesignofthesinusoidalsignalgenerator

Description: 本设计采用AT89552单片机，辅以必要的模拟电路，实现了一个基于直接数字频率合成技术(DDS)的正弦谊号发生器。设计中采用DDS芯片AD9850产生频率1KHZ~10MHZ范围内正弦波，采用功放AD811控制输出电压幅度，由单片机AT89S52控制调节步进频率1HZ。在此基础上，用模拟乘法器MC1496实现了正弦调制信号频率为1KHZ的模拟相度调制信号；用FPGA芯片产生二进制NRZ码,与AD9850结合实现相移键控PSK、幅移键控ASK、频移镇键FSK。-AT89552 the single-chip design, supplemented by the necessary analog circuits, based on the realization of a direct digital frequency synthesis (DDS) generator of sinusoidal No. Friends. The design of DDS chip AD9850 produced using 1KHZ ~ 10MHZ frequency range of sine wave, the AD811 control amplifier output voltage range of from single-chip AT89S52-conditioning step frequency control 1HZ. On this basis, the use of analog multiplier MC1496 has sinusoidal frequency modulation signal 1KHZ degree analog phase modulated signal generated by FPGA chip NRZ binary code, combined with the AD9850 to achieve phase shift keying PSK, ASK ASK, frequency Shift key town of FSK.
Platform: | Size: 208896 | Author: 何蓓 | Hits:

[Software Engineering] DDS

Description: 本设计基于数字频率合成技术,采用正弦查找表实现波形产生.直接数字频率合成技术（DDS）是一种先进的电路结构，能在全数字下对输出信号频率进行精确而快速的控制，DDS技术还在解决输出信号频率增量选择方面具有很好的应用，DDS所产生的信号具有频率分辨率高、频率切换速度快、频率切换时相位连续、输出相位噪声低和可以产生任意波形等诸多优点。文中介绍了DDS的基本原理，对DDS的质谱及其散杂抑制进行了分析。程序设计采用超高速硬件描述语言VHDL描述DDS,在此基础上设计了正弦波、三角波、方波等信号发生器，。完成了软件和硬件的设计，以及实验样机的部分调试。 -The design is based on a digital frequency synthesis technology, to achieve wave synthesis by sine wave look-up tables. Direct Digital Synthesis Technology (DDS) is an advanced circuit structure, the output signal frequency is controlled precisely and rapidly in all-digital process, DDS technology has been applied in output signal frequency increment. DDS signals generated own high frequency resolution, frequency switching speed and continuous phase when frequency switching, low-output phase noise and can generate arbitrary waveform, and so on. Basic principles of the DDS is introduced in the paper, frequency form and stray inhabitation of the DDS is analyzed. Procedures designed with high-speed hardware description language VHDL describe DDS, and design a sine wave, triangle wave, square-wave signal generator by it.The hardware and software has been designed, prototype and circuit has been tested partly.
Platform: | Size: 312320 | Author: 蓝 | Hits:

[VHDL-FPGA-Verilog] dds

Description: 基于FPGA的DDS设计，本程序采用verilog HDL语言编写，使用DDS+Pll倍频-The DDS-based FPGA design, the procedures used verilog HDL language, the use of DDS+ Pll frequency
Platform: | Size: 190464 | Author: 赵一 | Hits:

[VHDL-FPGA-Verilog] DDS

Description: 基于Verilog的dds设计，已经经过调试，可直接使用-Dds of Verilog-based design, has been testing can be used directly
Platform: | Size: 2041856 | Author: 郭帅 | Hits:

[VHDL-FPGA-Verilog] DDS

Description: 基于EPM7128的数字合成信号发生器（DDS）设计。通过对EPM7128编程，组合出地址累加器、数据锁存器、256*8位ROM空间。外接DA可实现正弦波输出功能-EPM7128-based signal generator for digital synthesis (DDS) design. EPM7128 through programming, the combination of address accumulator, data latches, 256* 8 ROM space. DA external sine wave output function can be realized
Platform: | Size: 354304 | Author: xiaoyu | Hits:

[SCM] DDS

Description: 基于FPGA的DDS程序，可产生任意频率任意相位的波形-FPGA-based DDS program, can generate any frequency arbitrary waveform phase
Platform: | Size: 2971648 | Author: juan | Hits:

[SCM] dds

Description: 基于DDS的调频调相通过改变频率控制字来控制程序编译过搭过硬件可以实现-FM Based on DDS phase modulation by changing the frequency control word to control the program compiled the hardware can be achieved take-off
Platform: | Size: 459776 | Author: 梁梁 | Hits:

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[VHDL-FPGA-Verilog] ddsVHDL

[VHDL-FPGA-Verilog] dds

[VHDL-FPGA-Verilog] dds

[Other Embeded program] DDS

[VHDL-FPGA-Verilog] dds

[Software Engineering] DDS

[Software Engineering] dds

[Other] DDS

[VHDL-FPGA-Verilog] FPGA_signal_general

[Software Engineering] DDS-baseddesignofthesinusoidalsignalgenerator

[Software Engineering] DDS

[VHDL-FPGA-Verilog] dds

[VHDL-FPGA-Verilog] DDS

[VHDL-FPGA-Verilog] DDS

[SCM] DDS

[SCM] dds

[VHDL-FPGA-Verilog] DDS-FPGA

[Software Engineering] DDS-FM-FPGA

[VHDL-FPGA-Verilog] DDS(fsk-ask-psk)

[VHDL-FPGA-Verilog] dds

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