表面波器件 的英文怎麼說
中文拼音 [biǎomiànbōqìjiàn]
表面波器件
英文
surface wave device- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 件 : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
- 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
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Delay line oscillator is composed of broadband amprifer adjustable attenuator and saw sensor device. after output signal of delay line oscillator is smoothed, it mixes with 109mhz local oscillation signal. its differential frequency signal is smoothed by low - pass filter trimmed by shaping circuit and processed by digital processing circuit
延遲線振蕩器由寬帶放大器、可調衰減器和聲表面波質量傳感器件構成。延遲線振蕩器輸出信號經濾波后與109mhz的本機晶體振蕩器輸出信號相混頻,通過低通濾波取其差頻,並經整形後由數字信號處理電路處理。Surface transverse wave has the 1. 6 high frequency than rayleigh type surface acoustic wave ( using the same technology the frequency of devices of stw has about 1. 6 high frequency than rayleigh type surface acoustic wave ). the paper introduces the theory, design parament, technology and result expeiment of surface acoustic wave ( includes rayleigh surface acoustic wave and surface transverse wave, simple stw ) with low insertion loss, high q and researches the high frequency, low phase noise oscillator with 1ghz stw resonator as frequency element. and describes measurement method and finally experimantal result of the low phase noise surface acoustic wave oscillator
本文研究了以低損耗、高q值聲表面波(其中包括聲表面瑞利波- - rayleighsurfaceacousticwave ,和聲表面橫波等)諧振器的工作原理、設計參數、製作工藝及其實驗結果,並且研究了以1ghzstw諧振器為頻控元件的高頻率、低相位噪聲聲表面波振蕩器,以及低相位噪聲聲表面波振蕩器的測試方法和最終的測試結果。Specification for lithium tantalate single crystal used in saw devices
聲表面波saw器件用鉭酸鋰單晶規范Aln is an important compound semiconductor material with wide band - gap, which has wurtzite structure too. because of their many excellent physical properties, aln thin films were applied in blue - uv emitting materials, epitaxy buffer layer, soi material and saw device with ghz band
Aln具有許多優異的物理性能,在藍光、紫外發光材料及熱釋電材料、外延過渡層、 soi材料的絕緣埋層和ghz級聲表面波器件等方面有著重要的應用。Acoustooptic deflector is the significant component of the optical devices such as integrated optical spectrograph, tunable filter, scanner, convolver, correlator and optical switch etc. acoustooptic deflector can be divided into collinear and non - collinear, bulky and wave - guided, body devices and surface devices
聲光偏轉器是集成光學頻譜儀、可調諧濾波器、掃描儀、卷積器等光學器件的重要組件、聲光偏轉器可分為共線式和非共線式、塊體型和波導型以及體波器件和表面波器件。Zno film is a novel - direct compound semiconductor with wide band gap energy of 3. 37ev and a exciton binding energy 60mev at room temperature. due to its the prerequisite for visible or ultraviolet light emission at room temperature, it has the tremendous potential applications for ultraviolet detectors, leds, lds. zno thin film is used widely and effectively in the fields of surface acoustic wave devices, solar cell, gas sensors, varistors and so on because of its excellent piezoelectrical performance
室溫下禁帶寬度為3 . 37ev ,激子束縛能為60mev ,具備了室溫下發射紫外光的必要條件,在紫外探測器、 led 、 ld等領域有著巨大的發展潛力; zno薄膜以其優良的壓電性能、透明導電性能等使其在太陽能電池、壓電器件、表面聲波器件、氣敏元件等諸多領域得到廣泛應用。Through importing advanced technology and equipments from usa, japan and europe, we built up the first world advanced smd saw filter product line in china
公司引進美國、日本、德國及瑞士的先進技術和設備,建立了我國第一條具有國際先進水平的片式( smd )聲表面波器件生產線。Package technology and trends of surface acoustic wave devices
聲表面波器件的封裝技術及其發展In the aspect of saw devices, for zno has high coupling factor, and aln has high saw velocity, if zno thin film was deposited on aln thin film, the multiplayer film has not only high coupling factor, but also has high saw velocity, which was suitable for saw of high frequency
在聲表面波器件應用方面,由於zno具有很大的機電耦合系數,而aln的聲表面波傳播速度較高,因此若zno和aln相結合,則不僅具有大的機電耦合系數,而且具有很高的聲表面波速度,這非常適合於製造高頻聲表面波器件。Surface acoustic wave components, capacitors, emc filters, ntc thermistors, ptc thermistors, ferrites & accessories, inductors, microwave ceramics, arrestors, rf modules etc
聲表面波元件,電容器,電源濾波器,熱敏電阻,壓敏電阻,鐵氧體磁心與附件,電感器件,微波陶瓷元件,氣件放電管,射頻前羰模塊等等Traditionally, zno is used as acoustic wave devices ( saw ), bulk acoustic devices ( baw ), gas sensors, varistors, transparent electrodes, and so on
傳統上, zno薄膜被廣泛應用於聲表面波器件、體聲波器件、氣敏傳感器、壓敏電阻、透明導電電極等領域。Zno is a ii - vi semiconductor material with wide band - gap, which has hexagonal wurtzite structure. zno thin films were widely applied in solar cell, uv detector, saw device, gas sensor and transparent electrodes et al for their excellent properties
氧化鋅( zno )是一種具有六方纖鋅礦晶體結構的寬禁帶ii - vi族半導體材料,由於其優良的特性,在太陽能電池、紫外探測器、聲表面波器件、氣敏傳感器、透明電極等方面得到了廣泛的應用。Traditionally, zno is used as surface acoustic wave devices ( saw ), bulk acoustic devices ( baw ), gas sensors, varistors, transparent electrodes, uv - detectors, and etc. in recent years, zno has gained more and more attention as a wide band semiconductor
傳統上, zno薄膜被廣泛應用於聲表面波器件、體聲波器件、氣敏傳感器、壓敏電阻、透明電極、紫外探測器等領域。近年來, zno作為寬禁帶半導體光電材料的研究越來越受到人們的重視。Currently, zno is attracting attention for its application to uv light - emitters, varistors, transparent high power electronics, surface acoustic wave devices, piezoelectric transducers, gas - sensing and as a window material for display and solar cells
目前, zno由於在紫外光輻射、變阻器、透明高功率電子器件、表面聲波器件、壓電傳感器、氣敏傳感器及作為顯示器件和太陽能電池窗口材料方面的廣泛應用而引起人們極大關注。Results show that triple reflection signal and quintuple reflection signal of ytype and s type are less 12db, 16. 67 db and 11. 8 db, 17. 3 db than that of " - ' " type saw mass sensor device. experiment results show that insertion loss ( about 14db ) of the devices in center frequency is close to the theoretical value ( about 16db ) developed by p matrix representation. sensing characteristics of y type and s type saw mass sensors have been also tested and analysed in detail. ethanol and pure water mixed solution containning trace nacl is titrated into mass loading area of y type and s type saw mass sensors devices to detect their mass loading sensitivities
本文對y型和s型雙聲路saw質量傳感器件的傳感特性進行詳細測試分析,在y廠書型和s型雙聲路聲表面波器件的質量沉積區中滴定含有微量naci溶質的乙醉和水的混合溶液,以測試器件的質量沉積效應靈敏度,它們分別約為2967ppm . cm丫夢g ( y型)和3一15ppm . emz /協g ( s型) ,與理論值38 . 93ppm . emz / 「 g相近,拼處于國內外同型和s型雙聲路聲表面波器件的頻率一溫度特性幾,其單聲雙聲路相對溫度系數約為10一12hz / ,處于國內外同類研究先進水平。Then, focus on several methods to simulate the saw devices, including the saw filter, saw programmable tapped delay line which can be used various modulation including bpsk, msk, qpsk, resonator with saw delay line structure
然後重點介紹聲表面波器件,包括聲表面波濾波器和聲表面波抽頭延遲線的各種設計和分析方法。側重介紹了準靜態分析法,並編制了採用該方法分析濾波器的程序,實際製作的濾波器和設計模擬結果能很好吻合。Zno is a - semiconductor material with wide band - gap, which has hexagonal wurtzite structure. zno thin films were widely applied in solar cell, uv detector, lighting displayer, saw device, gas sensor et al for their excellent physical properties
氧化鋅( zno )是一種具有六方纖鋅礦晶體結構的寬禁帶-族半導體材料,由於其優良的物理特性, zno薄膜在太陽能電池、紫外探測器、發光顯示器件、聲表面波器件、氣敏傳感器等方面得到了廣泛的應用。Surface acoustic wave device
聲表面波器件This paper emphasizes on surface acoustic wave ( saw ) devices used in spread spectrum communication system
本文重點介紹了聲表面波器件在擴頻通訊系統中的應用。Furthermore, zno has properties of piezoelectricity and photoelectricity, so it can be applied as surface acoustic wave sensor, piezoelectric resistance and detection materials et al
此外zno具有優異的壓電和光電性能,可以被用作聲表面波器件、壓敏電阻和探測材料等。分享友人