和电路

With the electrical connections at the top and bottom side of the wafer-level IC packaging Lead-frame structure and composition of the surface-mount semiconductor package structure Multi-layer printed circuit board Antifuse and its formation method and with the anti-fuse non-volatile memory device unit cell Tandem electric signal processing circuit and electronic device Light-emitting diode packaging structure and encapsulation method Electronic Packaging Structure Flip-chip high-speed optoelectronic components and structure Pairs of piezoelectric friction side by side to promote the three-step device and scanning probe microscope Light-emitting diode and its manufacturing method, the production base of light-emitting diode method Three or four parallel advance of stepping piezoelectric device and scanning probe microscope lens body Silicon substrate and its manufacturing method Semiconductor device and voltage-divider A polysilicon layer and the microcrystalline silicon layer of the double-substrate active layer structure, methods and devices The edge of the thickness of silicon controlled Of a lateral semiconductor devices and high-voltage devices With a vertical-channel transistors semiconductor device Of a memory array and for the manufacture of a memory array method Read-only memory cell array structure Active-matrix substrate and display device High-voltage semiconductor integrated circuit devices, dielectric isolated type semiconductor device Image sensing devices Lens module and its manufacturing methods Solid-state imaging device and camera Injection angle for the trench isolation Organic Light-Emitting Display Device Organic light-emitting display device Bipolar transistor structure of the surface passivation Double-triggered silicon-controlled rectifier HFET Metal-oxide semiconductor transistors Self-aligned trench accumulation mode field effect transistor structure Thin-film transistors and Display Devices TFT Lead Diode Low-frequency, low noise, low-flashing diode Used for thin-film solar cells trap light structure Transparent sun solar cells Quaternary semiconductor heterojunction photovoltaic cells heat Si nano-pillar array heterojunction thin-film solar cells GaN-based micro-composite solar cells isotope Optical sensor Semiconductor by optical components Imaging Detector Transparent conductive oxide coating Silicon-based high-performance dual-junction solar cells Thin-film solar cells Alien LED Devices

非专业，不在行，求高手帮忙。谢谢！具有顶部及底部侧电连接的晶片级集成电路封装导线架结构及其构成的表面黏着型半导体封装结构多层印刷电路板反熔丝及其形成方法和具有该反熔丝的非易失性存储器件的单位单元串联用电式信号处理电路及电子装置发光二极管的封装结构及其封装方法电子封装结构高速光电组件及其芯片倒装结构双压电体并排推动的三摩擦力步进器与扫描探针显微镜发光二极管及其制作方法、发光二极管的底座的制作方法三或四压电体并行推进的步进器及其扫描探针显微镜镜体硅衬底及其制造方法半导体装置与分压电路具多晶硅层及微晶硅层的双底材主动层结构、方法及装置硅晶片的受控边缘厚度一种半导体横向器件和高压器件具有垂直沟道晶体管的半导体器件一种记忆体阵列及其用于制造一记忆体阵列的方法只读内存单元阵列结构有源矩阵基板和显示装置高耐压半导体集成电路装置、电介质分离型半导体装置图像感测装置透镜模块及其制造方法固态成像装置和照相机用于沟道隔离的斜角注入有机电致发光显示装置有机发光显示装置双极晶体管的表面钝化结构双触发型可控硅整流器异质结场效应晶体管金属氧化物半导体晶体管自对准沟槽累加模式场效应晶体管结构薄膜晶体管及显示器件薄膜晶体管无铅二极管低频、低噪音、低闪烁的二极管用于薄膜太阳电池的陷光结构透明遮阳太阳能电池片四元半导体的异质结热光伏电池硅基纳米柱阵列异质结薄膜太阳能电池氮化镓太阳能同位素复合型微电池光学传感器半导体受光元件成像探测器透明导电氧化物涂层硅基高效双结太阳能电池薄膜太阳能电池异形LED器件

After introducing to the inner structure and the driver timing of a interline area-CCD KAI-1010M briefly,a high speed and low cost CCD driver circuit used in digital space survey camera was designed in a new way.

介绍了行间转移面阵CCD芯片KAI-1010M的内部结构和驱动时序，采用新方法和低成本器件设计了该CCD芯片的驱动电路，把电源和电机控制的脉冲宽度调制技术引入CCD驱动电路，采用超高速运放驱动高速负压信号以减小其上升沿和下降沿时间，达到高速低成本驱动要求，解决了驱动设计中的技术难点。

A detailed analysis of the main circuit introduction, control method and working principle of the direct-drive wind energy conversion system are given to introduce the two important parts a of this paper: First part is the control method of the multiple boost convertor, the important instantaneous current control method of this paper is given through the analysis of the main circuit structure, control method and working principle. Then a steady-state analysis for low-frequency, a high-frequency component analysis, and a closed-loop tracking performance analysis for dynamic response are provided to analyze the method proposed; And the second part is the control method of invertor.

在系统变流器整体结构分析的基础上，引出本文重点研究的两个变流环节的控制：第一部分是系统升压斩波器的控制，通过分析相关主电路结构、原理，建立了数学模型，引出本文重点研究的瞬时值控制策略的概念和具体实现，并对升压斩波器的瞬时值控制策略进行了详细的高频、低频模型分析和稳态、动态性能分析；第二部分是系统并网逆变器的控制，通过对逆变器主电路的数学建模和控制要求分析，研究了并网逆变器的瞬时值控制策略，包括电感电流控制内环和直流电压控制外环的具体设计和实现方法。

Features · The number of active dots: 1,456,000 (1.6-inch; 4.1cm in diagonal)· Supports SVGA (804 3 604) and PC981 (804 3 500)· Effective aperture ratio: 70%· Built-in cross talk free and ghost free circuits · High contrast ratio with normally white mode: 150 · Built-in H and V drivers (built-in input level conversion circuit, 5V driving possible)· Up/down and/or right/left inverse display function

特点·积极点数：1456000（1.6英寸；4.1厘米在对角线）·支持的SVGA（804 3 604人）和PC98 * 1（804 3 500）·的有效孔径比：70％·内置在相声自由和自由的幽灵与一般电路·高白模式：150·内置在H和V驱动程序（内置输入电平转换电路，5V的驱动可能）高达·/下和/或右/左逆显示功能

B-ISDN supports switched, semipermanent and permanent point-to-point and point-tomultipoint connections and provides on demand, reserved and permanent services. Connections in B-ISDN support both circuit mode and packet mode services of a monoand/or multi-media type and of connectionless or connection-oriented nature and in a bidirectional or unidirectional configuration.

B-ISDN支持可交换的、非永久性的以及永久性的点对点和一点对多点连接，同时提供按需的、预留的和永久的服务。B-ISDN内的连接支持单个和/或多个媒体类型电路模式和分组模式服务，以及无连接或面向连接性的电路模式和分组模式服务，并且采用双向或单向结构。

Our company is a waste recovery and sale of the world brand new and second-hand professional electronic components and electronic equipment suppliers, including the public, industrial grade, microprocessor, microcontroller, memory, linear circuits, logic circuits , power modules, connectors, NI-GBIP card, ICT switch plate, AC \ DC power supply, screen generators, and various specifications oscilloscope, spectrum analyzer, such as high-tech products covering electronic communications, instrumentation, aerospace , medical equipment and other industries we adhering to the "sincere cooperation, mutual good faith" concept, with good product quality and after-sales service, competitive price advantage, as well as the quick and timely delivery cycle, the enthusiasm for the vast number of clients to provide comprehensive quality supporting services.

我公司是一家经营回收兼销售世界全新和二手品牌的专业电子元器件和电子仪器的供应商，提供包括民、工业级、的微处理器、微控制器、存储器、线性电路、逻辑电路、电源模块、接插件、NI-GBIP卡，ICT开关板，AC\DC电源，视屏产生器和各种规格的示波器，频谱分析仪等高新技术产品，覆盖电子通讯、仪器仪表、航空航天、医疗设备等行业我们秉承"精诚合作、诚信互惠"的理念，凭借良好的产品质量和售后服务，有竞争力的价格优势，以及快捷、及时的交货周期，热情为广大客户提供全面优质的配套服务。

It introduces a kind of novel loading test system, based on the operation principle of damper. this loading system is operated by the driving motor. it realizes the loading, in that the damper has a negative drive force that puts on the motor. Based on the ordinary electromagnetic damper, the thesis presents a novel hybrid excitation electromagnetic damper which has adjustable work characteristic, analyses the working principle and structural feature of the electromagnetic damper, deduces the formulas to calculate the eddy current density through the Electromagnetic theory, analyses the distribution of the eddy current in the cotyloid rotor, and also studies the method of calculating the damp torque, establishes the mathematical model of the electromagnetic damper, analyses the relationship between the electromagnetic damper structural parameter and damp torque, researches the engineering design and analysis method of the electromagnetic damper, provides theory foundation for the design and analysis of the electromagnetic damper, contrives a hybrid excitation electromagnetic damper that satisfies the target request, designs a set of compound excitation electromagnetic damping loading control system whose control core is AT89C51 monolithic integrated circuit, analyses the electric circuit part, and carries on the experimental test to this set of electric circuits. Finally it debugs this electromagnetic damping loading system, this system satisfies the target request proposed.

论文提出了一个全新的加载测试系统种类，该加载系统是在阻尼器工作原理基础上，利用电动机拖动阻尼器运转，从而阻尼器产生一个与运动方向相反的阻尼力矩，该力矩作用在电动机上实现对电动机加载测试；同时，论文在一般电磁阻尼器基础上提出了一种新型的可调式复合励磁电磁阻尼器结构，该种阻尼器的工作特性在一定范围内可进行调节；论文分析了电磁阻尼器的工作原理和结构特点，运用电磁场理论分析推导了电磁阻尼器的涡电流密度公式，分析了涡电流在转子杯内的分布图，并对阻尼力矩计算方法进行了研究，建立了电磁阻尼器的数学模型，分析了电磁阻尼器结构参数和阻尼力矩之间的关系，对电磁阻尼器的设计和分析方法进行了研究，为电磁阻尼器的工程设计建立了理论基础；设计了满足技术指标要求的复合励磁电磁阻尼器和一套以AT89C51单片机为控制核心的复合励磁电磁阻尼加载控制系统，对该控制系统硬件电路各部分进行了分析和设计，对软件进行了设计，并对控制电路进行了试验调试，该系统满足所提出的加载指标要求。

This invention discloses a duplexer and a multiplexer of the communication system and a method to realize them on a PCB circuit, which applies a 3db bridge and a low pass filter to constitute a hopstreet duplexer without waste band channels, in which, the signals are shunted and combined by the design of the circuit structure and power distribution of the 3-db bridge and phase offset function, the band filter of the low pass filter and the reflection function of a stopband to make up of a costless duplexer in theory to merge the two channels of different frequencies and reduce loss to increase volume and working bandwidth, then a multiplexer is formed by cascading multiple duplexers.

本发明涉及通信设备，公开了一种通信系统双工器和多工器以及双工多工方法，使得双工器和多工器能够在PCB电路上实现，并且体积小、损耗小、成本低、容量大。本发明中，采用三分贝电桥、低通滤波器构成无损耗频带信道合路的双工器，其中通过电路结构的设计并利用三分贝电桥的功率分配和相位偏移功能将各路信号进行分路和组合，利用低通滤波器的频带滤波和阻带反射功能联合三分贝电桥构造一个理论无耗的双工器，使两路不同频率的信道合路，降低的损耗、提高容量和工作带宽。通过多个上述双工器的级联构成多工器。

This paper studies the phenomena of intermittent subharmonics and chaos in DC DC converters according to the consideration of coupling filter,consequently concludes that the origin of intermittency comes from conducted or radiated EMI.

文章从电路耦合滤波的角度考虑，分析了一类间歇分谐波与间歇混沌现象产生的原理，确定耦合电路传导和辐射干扰是产生该现象的根源，并构造了一个开关变换器模型作为研究对象，仿真与实验均得到了相似的非线性现象，同时对不同的电路参数集，讨论并分析了其对间歇现象产生所起的不同影响，为变换器的稳定设计提供信息。

Where high frequency performance matters (and even DC and VLF CIRCUIT s may use devices with high Ft and therefore be vulnerable to HF instability) it is very important to consider the effects of stray capacity.

对于高频电路，分析分布电容的影响是非常重要的。（即使是DC电路和VLF电路，由于可能会用到具有高FT的器件，因此也会存在高频稳定性的问题。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。