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- The technology of QPSK has been applied in a lot of fields,it's the main modulation method in some big system. QPSK 調制技術(shù)應用相當廣泛,已成為許多大型系統的主要調制手段。
- Orthogonal frequency division multiplexing (OFDM) is a multi-carrier modulation method. 正交頻分多路復用是一種多載波調制技術(shù)。
- A multilevel laser power modulation method was developed based on the industry standard architecture (ISA) interface and a complex programmable logic device (CPLD). 該文描述了一種基于工業(yè)標準結構(ISA)總線(xiàn)和復雜可編程邏輯器件(CPLD)的多階激光功率調制方法。
- However, for the light detector with high threshold, the pupil zonal phase modulation method is better than the optics apodization method. 但是;對于高閾值的光探測器;光瞳相位調制方法要優(yōu)于光學(xué)切趾術(shù).
- The stability of micro-birefringence optical path difference measuring system based on electro-optic modulation method is studied. 提出用旋轉半波片－反射法測量半封閉玻璃制品應力，探討以電光調制法為基礎的微雙折射光程差測量系統的穩定性。
- One type of solar grid-connection system by using LCL immittance converter,also with it's detail SPWM modulation method are presented. 介紹了一種用于太陽(yáng)能并網(wǎng)逆變的LCL導抗變換器系統,提出了所需SPWM的具體調制方法。
- The digital IF modulator desinged meets the requirement of the WCDMA system. 所設計的數字中頻調制器能夠很好地滿(mǎn)足WCDMA的系統要求。
- Our group started the experimental test of the photon rest mass in 2000, and presented a scheme of the modulation method with the precise torsion balance. 我們實(shí)驗室于2000年開(kāi)始進(jìn)行光子靜止質(zhì)量的實(shí)驗檢驗,并提出了扭秤調制法檢驗光子靜止質(zhì)量的實(shí)驗方案。
- The intensity modulation method is the oldest and simplest method for fiber-optic sensor, in which a homochromatic laser is used as system light source. 強度法是干涉型傳感器采用的最古老、最簡(jiǎn)單的方法，它采用單色激光光源作為系統的光源。
- Protection: you can only hope to control the scope of errors if modules are syntactically delimited. 保護性:如果模塊是按依照語(yǔ)法分割的,您只能希望控制錯誤的范圍了。
- A novel modulation method for cascaded multicell inverter with separated dc sources is presented in this paper to balance the unequal power distribution among different invert cells. 摘要針對帶獨立直流源的級聯(lián)型多電平逆變器各逆變單元間應力分配不均衡提出了一種新的調制方法。
- The paper provides a new thought and solution based on the research of the IF modulator and demodulator of Software Radio. 本文在對軟件無(wú)線(xiàn)電中頻調制解調器研究的基礎上，提出了一種新的思路和解決方法。
- The welding CAPP system is developed with OOP technology and module method. 利用面向對象技術(shù)和模塊化設計方法 ,開(kāi)發(fā)了一個(gè)適用于焊接加工的CAPP系統。
- The paper presents a fingerprinting modulation method based on vector-tree structure. Comparing to traditional AND-ACC method, it can improve system performance in resistance against the attack of colluders. 摘要提出一種基于矢量樹(shù)結構的指紋編碼調制，相對于傳統的AND-ACC調制方式來(lái)說(shuō)，其有效地增強了系統抗共謀攻擊的能力。
- You can do it this way if you care to. 如果你樂(lè )意的話(huà)，可以這樣做。
- A simple test will show if this is real gold. 簡(jiǎn)單的試驗就能證明這是否是真金。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就會(huì )發(fā)酵。
- This article has a review of the developments in modulation method,RF amplification system and in such multifunctions as SSB, floating carrier and AM multiplexing, in the recent 20 years at home and abroad. 文章回顧了20年來(lái)國內外調幅廣播在調制制式、射頻放大系統以及包括單邊帶、浮動(dòng)載波和調幅多工等多種功能的發(fā)展狀況。
- If I had my way, I'd go to the movies tonight. 假如我做得到的話(huà)，我今晚會(huì )去看電影。
- If we all muck in we'll soon finish the job. 如果我們大家都動(dòng)手，一會(huì )兒就可以干完這件事。
