Impedance Spectroscopy
資源簡(jiǎn)介：Impedance Spectroscopy
上傳時(shí)間： 2013-12-25
上傳用戶：zsjinju
資源簡(jiǎn)介：the geometry of a diffraction grating, a common illustration in textbooks of optics, Spectroscopy, and analytical chemistry. Sliders on the figures allow real-time interactive control of the incidence angle, grating ruling density (lines...
上傳時(shí)間： 2016-06-04
上傳用戶：極客
資源簡(jiǎn)介：Differential Impedance introduction
上傳時(shí)間： 2014-01-09
上傳用戶：kbnswdifs
資源簡(jiǎn)介：The aqsesGUI software is a software package for processing Magnetic Resonance Spectroscopy signals. The software contains methods to load, preprocess and process MRS data.
上傳時(shí)間： 2016-09-20
上傳用戶：lanwei
資源簡(jiǎn)介：LAMOST(Large Sky Area Multi-Obiect Fiber Spectroscopy Telescope，大天區(qū)面積多目標(biāo)光纖光譜天文望遠(yuǎn)鏡)需要對(duì)焦而上的4 000個(gè)光纖定位單元進(jìn)行精確定位，一個(gè)光纖定位單元需要兩個(gè)步進(jìn)電機(jī)來(lái)驅(qū)動(dòng)，即需要對(duì)8 000個(gè)電機(jī)進(jìn)行驅(qū)動(dòng)控制。如何對(duì)這8 000個(gè)電機(jī)...
上傳時(shí)間： 2013-04-24
上傳用戶：afeiafei309
資源簡(jiǎn)介：一般在選用共模電感的時(shí)候重點(diǎn)注意以下幾個(gè)參數(shù)： 1) Impedance 表示器件在100MHz 時(shí)最大的阻抗值。一般在應(yīng)用共模電感時(shí)候， 都是以此值作為選用的重點(diǎn)參考。 2) Rated Current 表示器件應(yīng)用時(shí)候的最大額定電流。在選用的時(shí)候，這個(gè)參 數(shù)作為此重點(diǎn)，電...
上傳時(shí)間： 2013-07-30
上傳用戶：er1219
資源簡(jiǎn)介：? High input Impedance and a wide input range are twohighly desirable features in a precision analog-to-digitalconverter, and the LTC?2449 delta-sigma ADC has both.With just a few external components, the LTC2449 formsan exceptional mea...
上傳時(shí)間： 2013-11-02
上傳用戶：ywcftc277
資源簡(jiǎn)介：? A fully differential amplifi er is often used to converta single-ended signal to a differential signal, a designwhich requires three signifi cant considerations: theImpedance of the single-ended source must match thesingle-ended Impeda...
上傳時(shí)間： 2013-11-09
上傳用戶：wweqas
資源簡(jiǎn)介：Radio Frequency Integrated Circuit Design I enjoyed reading this book for a number of reasons. One reason is that itaddresses high-speed analog design in the context of microwave issues. This isan advanced-level book, which should follow co...
上傳時(shí)間： 2014-12-23
上傳用戶：han_zh
資源簡(jiǎn)介：Calculation of the Differential Impedance of Tracks on FR4 substrates There is a discrepancy between calculated and measured values of Impedance for differential transmission lineson FR4. This is especially noticeable in the case of surface...
上傳時(shí)間： 2014-12-24
上傳用戶：DE2542
資源簡(jiǎn)介：阻抗匹配 阻抗匹配（Impedance matching）是微波電子學(xué)里的一部分，主要用于傳輸線上，來(lái)達(dá)至所有高頻的微波信號(hào)皆能傳至負(fù)載點(diǎn)的目的，不會(huì)有信號(hào)反射回來(lái)源點(diǎn)，從而提升能源效益。 大體上，阻抗匹配有兩種，一種是透過改變阻抗力（lumped-circuit matc...
上傳時(shí)間： 2013-11-13
上傳用戶：ddddddos
資源簡(jiǎn)介：Abstract: Impedance mismatches in a radio-frequency (RF) electrical transmission line cause power loss andreflected energy. Voltage standing wave ratio (VSWR) is a way to measure transmission line imperfections. Thistutorial defines VSWR an...
上傳時(shí)間： 2013-10-19
上傳用戶：yuanwenjiao
資源簡(jiǎn)介：1 為什么要重視電源噪聲問題？ 2 電源系統(tǒng)噪聲余量分析 3 電源噪聲是如何產(chǎn)生的？ 4 電容退耦的兩種解釋 4.1 從儲(chǔ)能的角度來(lái)說(shuō)明電容退耦原理。 4.2 從阻抗的角度來(lái)理解退耦原理。 5 實(shí)際電容的特性 6 電容的安裝諧振頻率 7 局部去耦設(shè)計(jì)方法 8 電源系統(tǒng)的角...
上傳時(shí)間： 2013-11-06
上傳用戶：mahone
資源簡(jiǎn)介：在醫(yī)用電阻抗層析成像（Electrical Impedance Tomography）系統(tǒng)中電壓控制電流源的性能十分重要，大部分報(bào)道的電壓控電流源電路在低頻時(shí)有較高的輸出阻抗但是在高頻時(shí)性能大幅減弱。通過分析生物阻抗測(cè)量系統(tǒng)對(duì)電壓控制電流源的需求，同時(shí)回顧一些已有的電壓...
上傳時(shí)間： 2013-11-05
上傳用戶：heart_2007
資源簡(jiǎn)介： 設(shè)計(jì)了一種基于PIC16C71單片機(jī)的數(shù)字水溫配制閥。該配制閥采用NTC熱敏電阻作溫度傳感器，與固定電阻組成簡(jiǎn)單分壓電路作為水溫測(cè)量電路，利用PIC16C71單片機(jī)內(nèi)置的8位A/D轉(zhuǎn)換器把熱敏電阻上的模擬電壓轉(zhuǎn)換為數(shù)字量，PIC16C71單片機(jī)控制直流電機(jī)驅(qū)動(dòng)混水閥...
上傳時(shí)間： 2013-11-08
上傳用戶：Yue Zhong
資源簡(jiǎn)介：為降低成本和解決現(xiàn)有膜片鉗放大器系統(tǒng)中PC機(jī)的干擾問題，研究了一種基于單片機(jī)的膜片鉗放大器小系統(tǒng)。該系統(tǒng)采用ADI公司生產(chǎn)的ADuC841作為控制核心，并且配置相應(yīng)的液晶顯示模塊LCM3202401。模擬電路部分采用高輸入阻抗的AD8627實(shí)現(xiàn)微電流信號(hào)的采集，并由后...
上傳時(shí)間： 2013-11-06
上傳用戶：yy_cn
資源簡(jiǎn)介：The PCA9517 is a CMOS integrated circuit that provides level shifting between lowvoltage (down to 0.9 V) and higher voltage (2.7 V to 5.5 V) I2C-bus or SMBus applications.While retaining all the operating modes and features of the I2C-bus s...
上傳時(shí)間： 2013-12-25
上傳用戶：wsf950131
資源簡(jiǎn)介：The PCA9519 is a 4-channel level translating I2C-bus/SMBus repeater that enables theprocessor low voltage 2-wire serial bus to interface with standard I2C-bus or SMBus I/O.While retaining all the operating modes and features of the I2C-bus ...
上傳時(shí)間： 2013-11-19
上傳用戶：jisiwole
資源簡(jiǎn)介：The PCA9549 provides eight bits of high speed TTL-compatible bus switching controlledby the I2C-bus. The low ON-state resistance of the switch allows connections to be madewith minimal propagation delay. Any individual A to B channel or com...
上傳時(shí)間： 2014-11-22
上傳用戶：xcy122677
資源簡(jiǎn)介：The PCA9557 is a silicon CMOS circuit which provides parallel input/output expansion for SMBus and I2C-bus applications. The PCA9557 consists of an 8-bit input port register, 8-bit output port register, and an I2C-bus/SMBus interface. It ...
上傳時(shí)間： 2014-01-18
上傳用戶：bs2005
資源簡(jiǎn)介：The outputs of the PCA9518 are immediately available as soon as there is a voltage present on thesupply >~1V and behave as described above. The power-on reset of the PCA9518A keeps the outputsturned off during power-up and maintains the hig...
上傳時(shí)間： 2013-10-26
上傳用戶：13817753084
資源簡(jiǎn)介：Calculation of the Differential Impedance of Tracks on FR4 substrates There is a discrepancy between calculated and measured values of Impedance for differential transmission lineson FR4. This is especially noticeable in the case of surface...
上傳時(shí)間： 2013-10-18
上傳用戶：masochism
資源簡(jiǎn)介：阻抗匹配 阻抗匹配（Impedance matching）是微波電子學(xué)里的一部分，主要用于傳輸線上，來(lái)達(dá)至所有高頻的微波信號(hào)皆能傳至負(fù)載點(diǎn)的目的，不會(huì)有信號(hào)反射回來(lái)源點(diǎn)，從而提升能源效益。 大體上，阻抗匹配有兩種，一種是透過改變阻抗力（lumped-circuit matc...
上傳時(shí)間： 2013-10-20
上傳用戶：ZOULIN58
資源簡(jiǎn)介：Origin 擬合曲線教程 Contents 1. ORIGIN BASIC FUNCTIONS 2. CHROMATOGRAPHY FUNCTIONS 3. EXPONENTIAL FUNCTIONS 4. GROWTH/SIGMOIDAL 5. HYPERBOLA FUNCTIONS 6. LOGARITHM FUNCTIONS 7. PEAK FUNCTIONS93 8. PHARMACOLOGY FUNCTIONS 9. POWE...
上傳時(shí)間： 2016-12-15
上傳用戶：qazxsw
資源簡(jiǎn)介：These are P-Channel enhancement mode silicon gate power fi eld effect transistors. They are advanced power MOSFETs designed, tested, and guaranteed to withstand a specifi ed level of energy in the breakdown avalanche mode of o...
上傳時(shí)間： 2017-02-17
上傳用戶：aeiouetla
資源簡(jiǎn)介：Feeding antennas with proper signals can be difficult. The signal is often described as a voltage, and voltages are not well defined in electromagnetic wave formulations. There are several tricks to model voltage generators in such situatio...
上傳時(shí)間： 2013-12-25
上傳用戶：yulg
資源簡(jiǎn)介：Feeding antennas with proper signals can be difficult. The signal is often described as a voltage, and voltages are not well defined in electromagnetic wave formulations. There are several tricks to model voltage generators in such situatio...
上傳時(shí)間： 2013-12-21
上傳用戶：GavinNeko
資源簡(jiǎn)介：AM26C31CLow Power, I CC = 100 ƒ ⊂ A Typ Operate From a Single 5-V Supply High Speed, t PLH = t PHL = 7 ns Typ Low Pulse Distortion, t sk(p) = 0.5 ns Typ High Output Impedance in Power-Off Conditions Improved R...
上傳時(shí)間： 2014-01-20
上傳用戶：gtzj
資源簡(jiǎn)介：Stanford的SRB實(shí)驗(yàn)室Quantitative Seismic Interpretation的免費(fèi)MATLAB程序，可以計(jì)算AVO response, rock property, Gassmann s equation, fluid property, Elastic Impedance等，非常實(shí)用和方便
上傳時(shí)間： 2017-09-08
上傳用戶：wweqas
資源簡(jiǎn)介：RF Amplifier Design：1. Active devices and S-parameters 2. Amplifier Impedance matching technique 3. Power gain of amplifiers 4. Stability of RF amplifiers 5. Power gain circles of amplifiers 6. Bias networks of active devices 7. Small sign...
上傳時(shí)間： 2015-02-14
上傳用戶：Coight
