disk signal

On the basis of some new technologies and methods proposed to solve three key factors for metal grating disk manufacturing, signal extraction and photoelectric signal processing, a new metal grating encoder has been developed.

我们通过采用新的工艺方法来制作金属栅编码器，主要解决了光栅制作、信号提取和光电信号处理这三个关键问题。

Rotor angle signal of SM ( Synchronous Motor) vector control system is mostly detected by pulse coded disk.

同步机矢量控制系统所用转子位置信号，多用脉冲码盘来检测。

Disk brake auto-drilling adopts hydraulic pressure to control skid force of disk brake directly and is easily to interface with electric signal without transitional taches, so such auto-drilling can realize remote control and automatism operation.

盘式刹车自动送钻因为采用液压力直接控制盘式刹车的刹紧力，无需任何中间过渡环节，容易与电控制信号接口，所以盘式刹车的自动送钻容易实现遥控和自动化操作。

From structure of optical disk, its signal trace can be viewed as a reflection grating, so track pitch of optical disk and the length of the signal trace on a CD can be measured.

基于光盘的结构，将光盘抽象为一个反射光栅的模型，从而测出了光盘的道间距及信道轨迹长度。

The readout of a DVD ROM disk and of a BD ROM disk is simulated. The dependence of the readout data signal of a blue-ray ROM disk on the geometry of its information layer ( the slope angle of the pits, in particular) is analyzed.

利用这种混合方法，对DVD ROM光盘、蓝光ROM光盘的光学信号读取过程进行了模拟，并研究了光盘信息层几何结构参数（主要是信息坑的坑角）对读出光信号的影响。

The Testing and Error Analysis of the Floppy Disk Average Signal Amplitude

软磁盘的平均信号幅度测试及误差分析