晶體混合器 的英文怎麼說

中文拼音 [jīnghún]
晶體混合器 英文
crystal mixer
  • : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
  • : 體構詞成分。
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
  • 混合 : (攙雜在一起) mix; blend; mingle; admix; mixture; mix up; interfusion; commixture; blending; cre...
  1. Bai shi new development over the years, the company ' s products are mainly trade sales world - renowned brands ; has formed a production and supply of quartz crystal and ceramic capacitors, thick film resistors based serial production lines. main products include : plug posted quartz crystal surface, the surface of quartz crystals and crystal oscillators, posted plug surface, quartz oscillator vco, stickers and vco plug - round version of ceramic capacitors and vertical and horizontal layer ceramic capacitors, chip resistors and resistor ranked / exclusion order and capacitance / second polar body / mixed network

    新佰仕經過多年的發展,公司貿易的產品主要銷售世界知名品牌電子元件;現已形成了以生產及供應石英?陶瓷電容?厚膜電阻為主的系列化產品生產線,主要產品包括:表面貼石英?插件石英?表面貼石英振蕩?插件石英振蕩?表面貼壓控振蕩?插件壓控振蕩?圓版型陶瓷電容?立式與臥式積層陶瓷電容?排列電阻?元電阻/排阻?排列電容/二極/網路。
  2. The basic technologic scheme on microwave transmission, currently maturate and advanced microwave transfer technology and equipment, efficiency slot gap antenna, character quality filter, mixer, exact crystalloid concussion apparatus, power backspacing technology, pre - distortion adjustment. furthermore, the technologic schemes practicing using multilevel microwave transfer technology in some areas such as lengshuijiang is introduced in the paper

    採用了當前比較成熟、先進的微波傳輸技術和設備,如高效的縫隙天線、高品質濾波、高精密的震蕩、功率回退技術、預失真校正技術,結工程實際,設計了湖南電廣網路33家資公司的mmds無線微波數字電視覆蓋的基本技術方案,和個別地區(冷水江市數字微波工程)的多級微波傳輸的具技術方案。
  3. Then the paper analyzes control system of hybrid active power filter, the way of harmonic detecting and the principle of control system, digital low pass filter and the generation of pwm, on the base of which the paper designs a new parallel hybrid active power filter which is controlled by tms320lf2407, and detailedly introduces drive circuit of pwm, sampling circuit of current, voltage adjustment and protection circuit, communication circuit, liquid crystal display circuit

    分析了型有源濾波的控制系統、諧波檢測方法及控制原理、數字低通濾波和pwm信號的產生,在此基礎上設計了一種基於tms320lf2407為控制核心的並聯型有源電力濾波原理圖。並對pwm驅動電路、電流采樣電路、電壓調整、按鍵輸入和保護電路、通信模塊、液顯示模塊進行了較詳細的分析說明。
  4. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求,課題期間研製了下位機系統硬和軟,開發了上位機監控軟,其中所作的具工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼法、液位壓力傳感法和可變電阻法;主控元的選擇,我們選用了高集成度的信號系統級元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟中對時序的模擬,該元的應用給整臺儀提供了時間基準,方便了儀的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。
  5. The control circuit of digitalized soft - starter with the three - phase ac voltage regulating was designed. the digital phase shifting trigger based on the 80c196kc mcs and gal16v8 programmable device was developed. the control method for digital phase shifting trigger was given and its principle of operation and designing was discussed

    設計了三相閘管交流調壓數字軟起動的硬控制電路;研製了採用80c196kc單片機和gal16v8可編程件構成的數字移相觸發系統;給出了數字移相觸發控制方法,分析和討論了該方法的工作和設計原理;採用了一種參數自整定的型模糊pid控制方法。
  6. After introduction of the tranlinear loop principal, the bjt current controlled conveyor has been designed by using mixed tranlinear loop voltage follower. as for modern integrated circuit, the model of mos transistor, the active resistance and the current mirror integrated circuit formed by mos transistor are introduced. the cmos current controlled conveyor has been derived from mixed tranlinear loop cmos voltage follower based on weak inversion operation

    針對現代集成電路的工藝,本文對mos管的工作原理進行了簡要的敘述,討論了有源電阻和電流鏡的實現方法,並利用mos管的亞閾值特性組成跨導線性迴路完成對應的電壓跟隨的設計,推導出了基於cmos技術的電流控制傳送
  7. Abstract : abstract : by analyzing the design principle of the shear strength test method for chips of semiconductor devices, it is conchuded that the chip quality is the basis for the determination of chip shear strength criterion, which in turn is the shear strength criterion for passive components in hybrid circuits

    摘要:摘要:通過對半導件的元剪切強度試驗方法設計原理的分析,得出元質量是設定元剪切強度的依據,並以此作為集成電路中無源元件的剪切強度判據。
  8. Based on the project ? esearch on the theory of sub - deep micro and super high speed multimedia chip design ? ( no. 69876010 ) sponsored by the national natural science foundation, the project ? esearch on mixing technology of high speed multimedia data ? ( no. 98035901 ) sponsored by the doctoral research foundation of the state ministry of education and the project ? esearch on the high level description of eight - bit microprocessor ? ( no. 97 - 758 - 01 - 53. 7 ) sponsored by the state ? ? inth five - year program ? a deep research on interface ip, multimedia ip and microprocessor ip is made in this dissertation

    本文基於國家自然科學基金資助項目「深亞微米超高速多媒元設計理論的研究」 (項目編號: 69876010 ) 、國家教委博士點基金資助項目「高速多媒數據技術的研究」 (項目編號: 98035901 )和國家「九五」重點科技攻關項目「 8位微處理高層語言描述的研究」 (項目編號: 97 - 758 - 01 - 53 - 07 ) ,重點對相位抖動理論、介面類ip核、多媒類ip核、微處理類ip核設計進行了深入的研究。
  9. 2. urease - based field effect transistor biosensor has been fabricated by the transfer of urease / amphiphile mixed langmuir films onto ion - sensitive field effect transistor ( isfet ). its function has been studied with isfet meter, and the intensity of output signals shows linear relationship with the logarithmic urea concentration from 0 to 20 mm

    用lb膜技術將脲酶兩親性分子langmuir膜轉移到離子敏感場效應管( isfet )表面,製成了脲酶場效應管生物傳感;採用離子敏感場效應管特性測定儀對它的性能進行了分析。
  10. According to the following design theory : the dsp calculates in real time and produces three phases spwm waves to control the on or off of the 6 igbts in ipm respectively. ipm then inverts the commutated single phase direct current ( insulated gate bipolar transistor ) into three phases alternating current. when modulated signals of spwm are changed, the on - off time of switches also changes, so as to the voltage and frequency of output signals

    本文提出了一種基於dsp (數字信號處理tms320f240 )的通用的三相間接變頻電源系統,利用分段同步調製法和查表法,實時計算不同頻率下的采樣周期、電壓幅值、輸出脈寬,產生雙極性spwm波形,經驅動放大後用于ipm ( intelligentpowermodule )中的絕緣柵雙極型管柵級驅動,以控制電源的輸出電壓和頻率,實現變頻電源的智能數字控制。
  11. With the theory of wavelet transform and reversible integer - to - integer wavelet transforms based on shifting frame used in image / video compression field introduced, a new real - time implement of speck algorithm using dsp chip is provided. then the technology of motion estimation and motion compensation is discussed and an adaptive technique for the wavelet video codec to reduce the " block artifact " is presented. and the implement of the wavelet video compression system using adv611 chip is discussed next with the performance emulation result

    在系統討論了小波理論在圖像視頻壓縮編碼領域的應用后,結dsp技術提出一種基於dsp應用的實時低存儲需求的改進speck圖像編碼;隨后探討基於小波變換的實時視頻編碼的實現,在論述運動估計與補償技術的基礎上,針對應用空域運動估計補償技術的低比特率小波視頻編碼提出一種自適應消除塊效應的技術;並討論了基於adv611元的視頻壓縮系統的壓縮性能;最後提出一種基於dsp平臺具有極低時延的小波視頻編碼方案,對該方案的壓縮性能進行了討論並給出初步的硬實現方案。
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