signal diode 中文意思是什麼
signal diode
解釋
信號二極體-
The pd packaged in the laser diode can detect the signal of the self - mixing speckle interference and determine the motion state of the target
封裝在半導體激光器另一側的光電二極體，檢測光學反饋生成的自混合散斑干涉信號，確定物體的狀態。 -
Design of a signal processing card for diode array detector and development of its virtual device driver
二極體陣列檢測器信號處理卡的研製及其虛擬設備驅動程序的開發 -
When the signal source of an op - amp contains an energizing voltage which is much higher than the op - amp supply it is common to use a diode and a current limiting resistor to protect the op - amp in the event of a sensor short - circuit
為了防止信號源竄入高壓損壞放大器，常見的做法是在放大器輸入端到放大器電源間串接一個二極體，並且在放大器輸入端串接一個限流電阻。 -
In order to reduce the influence of the laser diode ’ s heat effect, a thermal control device is designed to make laser diode work under a stable temperature. the principle and application of ic - wkn is researched adequately. a signal modulation circuit including d / a converter and chip computer is designed
由於溫度變化也會影響到半導體激光器的正常工作，為了減小環境溫度變化和激光器的熱效應對激光器本身及其輸出造成的影響，本文將半導體激光器和溫度控制裝置設計在一起，使激光器能夠在恆溫下工作。 -
Secondly, basing on the theory of on - off gain of small signal, the raman gain coefficient for frequency shift between 0. 5 and 20 thz of standard sigle mode optical fiber is measured by pump - probe method through a super luminescent diode ( sld ) as a broadband small signal probe source. thirdly, numerical simulation analysis of gain characteristic of raman fiber amplifier for c band wdm signal light is made according to the raman gain coefficient of the fiber measured before through target and four rank runge - kutta method. at the invariability of wavelength and maximum power of each of two pumps, schematic of powers of two pumps for best flatness on c band wdm optical gain was found out, at the same time, the factors of resulting in gain saturation is analyzed, too
本文首先應用經典的電磁理論對拉曼光纖放大器的工作機制進行了分析，然後，根據小信號理論推導出的開關增益求出了光纖拉曼增益系數的表達式，採用泵浦-探測波的方法，利用超輻射激光二極體（ superluminescentdiode簡稱sld ）作為探測光源，測量了所用標準單模光纖頻移為0 . 5 - 20thz的拉曼增益系數，之後根據所測得的光纖的拉曼增益系數譜對應用該類光纖構成的放大c波段wdm光信號的拉曼光纖放大器的增益特性採用打靶法和四階龍格- - -庫塔進行了數值計算，在給定了兩個泵浦光源的波長和最大功率后，找出了反向泵浦情況下使c波段wdm光源增益最平坦的兩個泵浦的各自最佳功率，同時也分析了導致信號光飽和的原因。 -
The usual method to broaden the bandwidth of the pin diode switch is combining the pin diodes with stub filters : when under reverse bias, the didoe is part of the filter, the transmission bandwidth is broadened ; when under forward bias, the structure of the filter is destroyed, signal is isolated
Pin二極體開關展寬頻帶的方法一般是把pin二極體結合進短截線濾波器，使pin二極體在反向偏置時作為濾波器的組成部分，以展寬開關在傳輸狀態下的頻帶；當二極體正向偏置的時候，濾波器的結構被破壞，起到隔離的作用。 -
It can generate high - stable and linear current signal and utilize butterworth low pass filter to eliminate the noise and ripple in the signal. according to the different functions of different pins, this circuit can modulate and control the output power of the laser diode and modulate the laser signal, which makes this laser diode driver have more valuable application. in the last part of the paper, the feasibility of the theory is validated by experiment data
其次，根據ic - wkn的內部電路和不同引腳的功能，設計了一套由d / a轉換器和單片機組成的信號調節電路，使之能夠輸出具有良好的穩定性和線性特性的電流調節信號，並選擇巴特沃茲低通濾波器來濾除信號中的紋波和干擾。 -
Led stands for light emitting diode, a kind of semiconductor which is used to give and receive the electronic signal into infrared rays or light, using the characteristics of compound semiconductor. this is used for household appliances, remote controller, electric bulletin board, various kinds of automation appliances
它是利用固體半導體晶元作為發光材料，在半導體中通過載流子發生復合放出過剩的能量而引起光子發射，直接發出紅黃藍綠青橙紫白色的光。 -
Led stands for light emitting diode, a kind of semiconductor which is used to give and receive the electronic signal into infrared rays or light, using the characteristics of compound semiconductor
半導體技術已經改變了世界，半導體照明技術將再一次改變我們的世界。隨著半導體照明光源在城市景觀商業大屏幕交通信號燈手機及 -
Implemented in the present deep sub - micron ms / rf ( mixed signal, radio frequency ) cmos, this monolithically oeic takes advantage of several new features to improve the performance of the photo - diode and eventually the whole oeic
這種單片集成接收機採用了先進的深亞微米ms / rf （混合信號射頻） cmos工藝，利用這種新型工藝提供的新技術對原有光電二極體進行了改進，使其部分性能顯著改善，並對整個光電集成晶元性能的提高有所幫助。 -
This paper realized frequency modulation using the video signal to directly control the resonance loop ' s diode of the vco at the early stages, and then through using radio frequency bipolar junction transistor, designed a lc voltage controlled oscillator which was emulated by advance design system. in addition, it also implemented the design and debugged the hardware circuit
本文第一次實驗採用視頻信號直接控制vco諧振迴路變容二極體的方式實現頻率調制，並且利用射頻雙極性晶體管（ bjt ）設計了一種lc壓控振蕩器，通過ads軟體進行了參數模擬，最後進行了硬體電路的製作和調試。 -
Single pole double throw switch ( spdt ) mainly complete the conversion of the signal between difference channels, the control element in common use is pin diode and gaas mesfet
單刀雙擲開關（ spdt ）主要用來完成信號在不同通道間的轉換，其常用的控制器件有pin管和gaasmesfet兩種。 -
Gas - sensing technology, which employs laser diode ( ld ) and light emitted diode ( led ) as light resource, has multitude advantages over traditional approaches, such as high sensitivity, multiple selection, wide dynamic range, good signal to noise ratio and quick response time
以半導體激光器或發光二極體作為光源的氣體傳感技術在靈敏度、選擇性、動態范圍、信噪比和響應時間等方面比傳統方法具有諸多優點。 -
A confocal laser induced fluorescence detector based on a 635nm laser diode is established for use with the micro fluidic, capillary electrophoresis chip in the study. the photo multiplier tube is employed for the detection of the fluorescence and the a / d card for sampling signal
該檢測器採用635nm半導體激光器作為光源，通過共焦光路收集熒光信號，經高性能的濾光片濾光，由光電倍增管進行光電轉換，再由a / d卡將信號輸入到計算機中。 -
The clock and data pulsation signals from upper sensor heads can be received using pin diode, then, amplified and inverted in logical control unit for the purpose of cpu operation. hereinafter, the digital signal will be delivered into the central processing unit ( cpu ) for related calculation, and meanwhile transmitted to a d / a converter for signal recovery after filter and phase - shift circuit
通過採用pin管接收從傳感頭傳遞下來的時鐘脈沖和數據脈沖信號，並將它們放大整形傳送到邏輯控制單元，產生邏輯控制信號，再將數字信號傳送給d / a轉換器，設計了濾波器和移相器電路，還原出了原始的被采樣信號。 -
A new laser diode driver based on a high - integrated laser driver chip is designed in this paper. this driver realizes the common work of a laser diode and makes it emit laser with stable power. furthermore, it can set the output laser power and modulate the laser signal by setting the modulation signal
本文設計了一種基於高度集成化的激光器驅動晶元ic - wkn的半導體激光器驅動電源，該電源在實現半導體激光器正常工作並能夠發出功率穩定的激光的同時，能夠利用信號調節電路設定或調節激光器的輸出功率。
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