keying quadrature phase shift 中文意思是什麼
keying quadrature phase shift
解釋
正交相位變換鍵控- keying : 按電鍵
- quadrature : n. 1. 【數學】求積分,求面積。2. 【天文學】矩;(月的)上[下]弦;方照。3. 【物理學】正交;轉象差;九十度相位差。
- phase : n 1 形勢,局面,狀態;階級。2 方面,側面。3 【天文學】(月等的)變相,盈虧;【物、天】相,周相,...
- shift : vt 1 變動;改變;搬移;移動;轉移;變換;替換;更換。2 推卸;轉嫁。3 消除;撤除。4 【語言學】變換...
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Pll - qpsk, phased - locked loop quadrature phase shift keying
鎖相環四相相移鍵控 -
Pll - qpsk phased - locked loop quadrature phase shift keying
鎖相環四相相移鍵控 -
Quadrature differential phase shift keying qdpsk
四相差分相移鍵控 -
Quadrature differential phase shift keying
四相差分相移鍵控 -
Ijf - oqpsk is actually to modulate the ijf codes by the offset quadrature phase shift keying
Ijf ? oqpsk實際上是對ijf信號再進行正交四相相移鍵控的調制技術。 -
This project study the all - digital modulation and demodulation of / 4 offset differentially encoded quadrature phase shift keying ( / 4 - dqpsk ). then use / 4 - dqpsk digital modulation and baseband differential demodulation technology to implement digital signal transmission. the bite rate is 500kb / s and the intermediate frequency is 2mhz
本課題對/ 4 - dqpsk的全數字調制解調技術進行研究,利用/ 4 - dqpsk數字調制和基帶差分解調技術實現數字信號的傳輸,實現傳輸碼率500kbps ,調制中頻2mhz 。 -
Qpsk, quadrature phase shift keying
四相相移鍵控 -
Qpsk quadrature phase shift keying
四相相移鍵控
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