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- Dac semiconductor devices integrated circuits part 4 : interface integrated circuits section 1 : blank detail specification for linear digital - to - analogue converters
半導(dǎo)體器件集成電路第4部分:接口集成電路第一篇:線性數(shù)字模擬轉(zhuǎn)換器 - Semiconductor devices lntegrated circuits part 2 : digital integrated circuits section five - blank detail specification for complementary mos digital integrated circuits , series 4000b and 4000ub
半導(dǎo)體器件集成電路第2部分:數(shù)字集成電路第五篇cmos數(shù)字集成電路4000b和4000ub系列空白詳細(xì)規(guī)范 - In the passive circuit part , according to the theories of microstrip line and coupled microstripwe , the characteristic of microstrip and coupled microstrip was analyzed , the x band filter and dc block circuit of amplifier have been designed by hp - ads software
為毫米波設(shè)備提供本振源。在無(wú)源電路部分，我們首先對(duì)微帶線、耦合線等基本理論作了簡(jiǎn)單的介紹。 - In the active circuit part , based on the theories of multiplier of srd and fet , we have designed the circuit of x band 6 multiplier and ka band tripler . then they are simulated and optimized using harmonic balance method . furthermore , the results of optimization and experiments are analyzed
在有源電路部分，我們介紹了階躍管、 fet倍頻器的基本原理，在此基礎(chǔ)上分別設(shè)計(jì)了兩個(gè)倍頻器電路，然后利用諧波平衡法進(jìn)行了仿真，并對(duì)仿真、測(cè)試結(jié)果作出了比較。 - To show the designing and analyzing process of the control system , the article mainly discussed two parts . one is the power circuit part , which includes designing of the output fiher and the power transformer for the system , and also the way for igbt controlling and protecting . the other is control system for the inverter , which includes the way of producing spwm wave using microprocessor , the hard ware system of the inverter and the other assistant circuits
文中重點(diǎn)從兩個(gè)方面分析了逆變電源控制裝置的工作原理和系統(tǒng)設(shè)計(jì)，包括逆變電源輸出濾波器的設(shè)計(jì)、逆變電源變壓器的設(shè)計(jì)、 igbt的控制保護(hù)等，用單片機(jī)通過(guò)軟件編程生成spwm調(diào)制波的方法、控制器硬件電路組成以及其它附屬電路的開(kāi)發(fā)設(shè)計(jì)等。