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- Networked Control System (NCS) is a special distributed feedback control system wherein the control loops are closed through real-time network. 網(wǎng)絡(luò )控制系統,簡(jiǎn)稱(chēng)為NCS(Networked Control System),是一種通過(guò)實(shí)時(shí)網(wǎng)絡(luò )而構成閉環(huán)的特殊的分布式反饋控制系統。
- To improve production process and sale information feedback system. 生產(chǎn)和市場(chǎng)反饋流程,確保對市場(chǎng)的快速響應。
- Development of such distributed feedback heterostructure lasers requires crystal growth on corrugated layers. 研制這種分布反饋雙異質(zhì)結構激光器要求在皺折層上生長(cháng)出單晶層。
- Now, for the first time in history, the feedback system can be global and nearly instantaneous. 現在，第一次在歷史上反饋系統是全球的而且幾乎是瞬時(shí)的。
- A distributed feedback (DFB) laser diode can employ FPGT resonator to achieve ultra-narrow linewidth laser. DFB 半導體激光器也能用FPGT 諧振腔來(lái)取得超窄線(xiàn)寬激光。
- Those with pain lacked this visual feedback system, and showed no activity in the sensory or motor cortex. 感覺(jué)到疼痛的人卻沒(méi)有這樣的視覺(jué)回饋系統，而且在感覺(jué)和運動(dòng)皮層都沒(méi)有活動(dòng)。
- The oscillation of this OPO system can last for about three hour, even without a feedback system. 在無(wú)反饋伺服系統的情況下,該參量振蕩器可維持振蕩達三個(gè)小時(shí)。
- Matrix methods and coupled mode theory are applied to resonator structures such as distributed feedback lasers, tunable lasers and microring devices. 矩陣方法與偶合模式理論被提供來(lái)做共振腔結構，如分散式回授雷射、可調雷射及微環(huán)型元件。
- In this aticle,we discuss two criterias judging the steadiness of the negative feedback system and range wielding them. 本文討論了判定負反饋系統穩定性的兩個(gè)準則及它們的使用范圍。
- The linewidth of distributed feedback (DFB) semiconductor lasers is usually too wide to meet the requirement of fiber-optic sensing. 摘要 分布反饋半導體激光器的線(xiàn)寬一般較大，難以滿(mǎn)足光纖傳感等領(lǐng)域的要求。
- A Fabry-Perot (F-P) semiconductor laser (FP-LD) was single mode injection locked by a distributed feedback semiconductor laser (DFB-LD). 使用分布式反饋(DFB)激光器對法布里-珀羅(F-P)激光器進(jìn)行單模注入鎖定。
- Simulation and experiment results show that performance of the classical state feedback system can be improved by means of the compensator. 仿真和實(shí)驗研究結果表明，該方法可有效地提高經(jīng)典狀態(tài)反饋控制系統的動(dòng)態(tài)性能。
- He is good at writing, drawing and giving lessons. he would analysis a feedback system quite informatively, from the principle to the application. 一個(gè)反饋系統，他從原理到應用，分析得相當詳實(shí)。
- A new bistable optical device (BOD) composed of an electro-optical feedback system and a Michelson interferometer is introduced in this paper. 本文指出用電光反饋和邁克爾遜干涉儀作調制函數的光學(xué)雙穩裝置,在其光強穩定工作點(diǎn)處,具有較高的抑制低頻噪聲的能力,故可用來(lái)測量微弱物理量。
- The wavelength tunable range was widened in a three electric section strained multi quantum well distributed feedback laser by using the gain lever effect. 在三段電注入應變多量子阱分布反饋激光器中, 應用增益杠桿效應擴大了波長(cháng)的可調諧范圍。
- In order to get a further reduction in amount for the limited feedback system, an efficient scheme is proposed based on the tree-structured codebook. 摘要為了進(jìn)一步降低有限反饋系統的反饋量，提出一種基于樹(shù)形碼本的高效反饋方案。
- Active control is realized through direct velocity feedback system and design of MRAC is based on Lyapunov's Second Method. 主要采用直接速度反饋實(shí)現主動(dòng)控制，采用基于李雅普諾夫穩定性理論設計模型參考自適應控制；
- After the moment of mastery, a biological feedback system kicks in that dampens the pleasure response to exercising those same pathways again. 此后，一種生物反饋系統使得再次執行相同行徑的快感反應衰減。
- Quality Dept. establishes a quality feedback system to provide early warnings for quality problems, input the corrective and preventive actions system and review them. 質(zhì)量部建立質(zhì)量反饋系統,以提供質(zhì)量問(wèn)題的早期報警,且能輸入糾正和預防措施系統并對其評審。
- Proof of distributed feedback was the tuning of the laser wavelength over 130°A by changing the grating period, and the absence of shift in wavelength with increasing excitation current. 存在分布反饋的證據是，改變光柵周期可使激光波長(cháng)在130°A范圍內變化以及波長(cháng)不隨激發(fā)電流的增大而移動(dòng)。
