With single polar SPWM(Sine Pulse Width Modulation), the whole solution of hardware and software is presented based on the resource of the DSP controller chip.
该系统采用单极性调制的SPWM方式，根据DSP芯片的各类资源给出了一套具体的数字化实施方案。
This paper introduces a method of FSK modulation and demodulation using CMOS phase locked-loop chip CD4046.
文章介绍了一种利用CMOS锁相环芯片CD 4046实现FSK信号调制与解调的方法。
Pulse Width Modulation device chip is designed by the reverse design method.
脉宽调制器芯片采用逆向设计方法完成。
In modulation driving circuit, with the chip MAX3263, being the function of APC, there is standard PECL level interface to modulate laser modulation current and preset current neatly.
在调制驱动电路中，采用MAX3263芯片，具备标准的PECL电平接口，可以灵活地调整激光器的预置电流和调制电流，并具备自动功率控制功能。
Finally, the plan of implementing DQPSK digital modulation signal regeneration through adopting DSP chip is discussed and diagrams are given.
最后讨论了采用DSP芯片实现DQPS K数字调制信号再生处理的方案，给出了框图。
The invention provides a healthy physical therapy chip module as an implementing method of the low-frequency modulation pulse physical therapy.
本发明提供一种健康理疗芯片模块，作为低频调制脉冲理疗技术的一种实 现手段。
This paper deals with the designs of the hardware and software based on the HSO of 8098 single-chip microcomputer as the way of control signal in the si-control power modulation system.
该文介绍了在可控硅功率调节系统中，采用8098单片机hso端作为控制信号输出通道的硬件和软件设计。
W78E52B is used as a modem control MCU chip, FX589 as GMSK modulation and demodulation chip, the design and realization of the modem. The circuit is simple, reliable and small size.
利用W78E52B单片机作为调制解调器的控制芯片，FX589作为GMSK调制解调芯片，设计并实现了调制解调器。
The master control chip uses AT89C51, the communication mode adopts DTMF signal with strong anti-interference and high reliability, and simplex frequency modulation.
主控芯片采用AT89C51单片机，通信方式采用抗干扰能力强、可靠性高的DTMF信号和单工调频的无线通信方式。
Pulse current is adjusted by pulse width modulation(PWM)signals from the single-chip processor. In addition, multiple $MA actuators' cooperation helps the active catheter to succeed in guiding motion.
利用单片机输出的脉宽调制（PWM）信号对脉冲电流进行调节和多个驱动器之间的相互配合作用，实现主动导管的导向动作。
Against each parameter, expounded the selection and fixing measure of relevant sensors, and the modulation of the sensor signals and the design of the interface circuit that based on single-chip.
针对每个参数，都详细阐述了相应的传感器的选型和安装措施，传感器信号的调理整形及其与单片机接口电路的设计。
The QAM modulation based on single chip computer and A/D converter is finally presented.
最后分析了采用单片机和D/A变换器实现的QAM调制解调方法。
The QAM modulation based on single chip computer and A/D converter is finally presented.
最后分析了采用单片机和D/A变换器实现的QAM调制解调方法。
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