reference n. 1.(對委員、審查人等的)委托;委托項(xiàng)目[范圍]。 2.說到,論到,提到。 3.參考;參考書;附注,引證;基準(zhǔn),依據(jù);關(guān)系。 4.(關(guān)于人品、能力等的)查詢,咨詢,詢商;可供查問的人;證明人,介紹人;(身份、能力等的)證明書,介紹書,服務(wù)經(jīng)歷,鑒定書。 5.參看符號〔如 asterisk[*e], obelisk ?, section§, parallel‖, paragraph π等〕 (=reference marks)。 the commission's terms of reference 委員會的職權(quán)。 R- was made to me. 提到了我;所指的是我。 You make no reference to your plan in your letter. 你信里沒有提到你的計劃。 a book of reference=a reference book 參考書。 Who are your references 你的證明人都是誰? bear reference to =have reference to. give a reference to 提到,介紹。 have reference to 和…有關(guān)系。 in reference to 關(guān)于。 load one's pages with references (在著作中)引用大量參考資料[文獻(xiàn)]。 make reference to 說到,涉及,提到;參考;查問;介紹。 with reference to 關(guān)于。 without reference to 不管,不論(without reference to age or sex 無論男女老少)。 vt. 加注,附加注腳;給(書等)列出參考書目[注明資料來源]。
Combining the popular chopper modulate technology , the design of low offset reference circuit was put forward after in - depth analysis of the offset mechanics 深入剖析了電路的失調(diào)機(jī)理,結(jié)合目前流行的斬波調(diào)制技術(shù),設(shè)計了低失調(diào)基準(zhǔn)電路。
For improving the temperature stability , a voltage reference circuit that adopts high - order compensations technology with the exponential relationship between diode reverse current and temperature is presented in this thesis 但此電路受工藝影響較大,需在以后的工作中進(jìn)行改進(jìn)。在bcd工藝基礎(chǔ)上,論文通過cadence軟件設(shè)計了部分子模塊的版圖,并在
In meantime , the all sub - circuits are also designed and emulated carefully including error amplifier , voltage reference circuit , voltage comparator , rs type flip - flop , soft - start circuit , sawtooth - wave generator , pwm comparator , current added circuit and so on 其次對控制器內(nèi)部芯片的各個模塊誤差放大電器、自舉電流電路、電壓基準(zhǔn)源、電流求和電路、 rs觸發(fā)器和驅(qū)動電路等模塊進(jìn)行了具體的設(shè)計和仿真的邏輯功能做了解釋。
The temperature coefficients of voltage reference and current reference circuits are 18ppm / and 36 . 2ppm / respectively . the combination of current - limited comparator and current - limited statemachine reduces the noises generated by transformer . the leading edge circuit could avoid ldmos premature shutdown 論文著重介紹了該單片開關(guān)電源電路中部分子模塊:基準(zhǔn)源電路、電流極限比較器電路、電流極限狀態(tài)機(jī)電路、前沿閉鎖電路和調(diào)節(jié)電路。
In the sixth chapter , firstly a high accuracy bandgap reference circuit has been presented , which has the characteristic of temperature coefficient much better than that of the same circuit of the world , and then a noval high drive capability cmos operational amplifier has been proposed , which are all suitable for the application of communication integrated circuit system 第六章:提出了一種新的高精度帶隙基準(zhǔn)電壓源電路,實(shí)測該電路的溫度系數(shù)指標(biāo)遠(yuǎn)遠(yuǎn)優(yōu)于國際同類結(jié)構(gòu)電路的溫度系數(shù)指標(biāo),接著提出了高驅(qū)動能力全差分運(yùn)算放大器電路。
Many international companies have put their pfc chips on the markets , such as mc33262 , mc34262 , l6561 , l6562 , ml4812 etc . in this paper , we studied on critical current mode active power factor correction technology , and did a detailed analysis and design on voltage reference circuit and analog multiplier circuit 國際上已經(jīng)出現(xiàn)了一些有源功率因數(shù)校正芯片,如onsemi公司的mc33262 、 mc34262 , st公司的l6561 、 l6562 , microlinear公司的ml4812等產(chǎn)品。本文研究了有源功率因數(shù)校正技術(shù)中的臨界導(dǎo)通模式的基本原理,并對其中的電壓基準(zhǔn)源和模擬乘法器做了詳細(xì)的分析和設(shè)計。
Chapter one introduces the recent development of usb2 . 0 and the overall architecture of transceiver interface ; chapter two proposes the design flow and design style ; chapter three presents the whole system and module partition ; chapter four emphasizes on the dual - mode transmitter circuit , and gives out the simulation waveforms ; chapter five focuses on the design of over - sampling receiver and dll ( delay locked loop ) module ; chapter six designs the band - gap reference circuit . in the end , it concludes the design , and estimates the trend of usb . the dissertation is emphasized on dual - mode transmitter architecture , implementation of high speed dll using dba ( digital - based analog ) technology and a new design methodology for complex digital modules in mixed - signal circuit 本文第一章介紹了usb2 . 0的發(fā)展現(xiàn)狀和收發(fā)器接口芯片系統(tǒng);第二章介紹了該芯片的設(shè)計流程和風(fēng)格;第三章介紹了該接口芯片的總體構(gòu)架以及模塊劃分;第四章著重介紹雙模發(fā)送器電路設(shè)計并給出了仿真驗(yàn)證波形;接下來第五章分析了過采樣接收器的設(shè)計并對其中的dll ( delaylockedloop )模塊設(shè)計進(jìn)行了詳細(xì)的分析;第六章介紹了本芯片內(nèi)置的基準(zhǔn)電壓源的設(shè)計;最后對本文的設(shè)計一個總的回顧和總結(jié),并展望下一代usb的發(fā)展方向。
In the meantime , the all sub - circuits are also designed and emulated carefully including inverter , rs type flip - flop , voltage reference circuit , error amplifier , voltage comparator , sawtooth - wave generator , pwm comparator , soft activation circuit and so on . as a result , all of the sub - circuits answer the requirements . this chip has taped out with the 0 . 5um mix - signal process of csmc 本文利用cadenceeda集成電路設(shè)計工具、 spectres仿真工具,對集成電路內(nèi)的各個模塊包括反相器、基本rs觸發(fā)器、基準(zhǔn)電壓電路、誤差放大電路、電壓比較電路、鋸齒波振蕩發(fā)生電路、 pwm比較電路、軟啟動電路、驅(qū)動電路等進(jìn)行了具體的設(shè)計和仿真,且達(dá)到了預(yù)先設(shè)定的指標(biāo)。
A reference circuit is a hypothetical electric circuit of specified equivalent length and configuration, and having a defined transmission characteristic or characteristics, used primarily as a reference for measuring the performance of other, i.e.