polar modulation 中文意思是什麼
polar modulation
解釋
極化調制- polar : adj 1 （南、北）極的，地極的；近地極的。2 【物、化】（有）極的；磁極的；有磁性的。3 【幾】極線的...
- modulation : n 調整，調節；（聲調的）抑揚，變化；【音樂】轉調，變調；【無線電】調制。 amplitude modulation 振...
-
At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder
硬體方面，採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。 -
Based on the working principle of pulse width modulation ( pwm ) control system for dc motor, the strong and weak points of two conventional pwm control modes ( limited single polar mode and bipolar mode ), when used in electric power steering ( eps ) system are analyzed, and a new pwm control, so called quasi - bipolar control mode is proposed with the correction method of its duly ratio given
摘要針對直流電機脈寬調制控制系統的工作原理，分析了受限單極和雙極脈寬調制控制模式應用於電動助力轉向系統電機驅動時的優缺點，提出了一種「半雙極」控制模式及該模式下占空比的修正方法。 -
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
經對比系統採用了單極性調制的spwm方式，並根據核心處理晶元的各類資源給出了一套具體的軟硬體數字化實現方案。
分享友人