| 1. | Design of specific source driver for dot - line inversion 式交流驱动专用源驱动器的设计 |
| 2. | The closed - loop control is realized by applying ac driving scheme , resolver - to - digital converter system and intelligent pid control strategy 该伺服系统采用交流驱动方案、轴角检测系统和智能pid控制方案实现了系统的全闭环控制。 |
| 3. | We test the characteristic of oled under ac - voltage driving ; meanwhile we investigate the characteristic of oled under ac - voltage driving and dc - voltage driving 结果表明,本设计的交流驱动电路工作性能良好,在实现交流驱动的同时抑制了交叉效应的产生。 |
| 4. | The software can work successfully under 50mhz clock in simulation . at last this thesis gives some advices about the design of the oled ' s structure and the debugging scheme of the oled ' s driver 综合交流驱动和灰度移位调制输出的设计思路,最后实现了可调脉宽灰度移位调制交流驱动芯片软件的设计,在高达50mhz的时钟下,仿真波形工作正常。 |
| 5. | In the study of oled performance under ac - voltage driving , we also found the performance of oled is largely impacted by driving frequency and duty ratio , the frequency around 50hz and duty ratio around 50 % is most fit for oled 交流驱动的频率和占空比对oled器件各方面的性能都有很大的影响,当频率为50hz左右,占空比为50 %左右时, oled器件的性能为最佳。 |
| 6. | The simulation results prove that the pdm control theory can be fit for the high frequency ac link power conversion distribution system , especially be suitable for the electric driver system of the electric vehicle in the future 仿真结果表明,本文提出的这种高频交流脉冲密度调制技术适用于高频交流环节功率变换分布系统,特别适合于作未来电动汽车的高频交流驱动系统。 |
| 7. | The relevant test and research show that the ac - driving circuit functions excellently , realizing ac driving and restraining the cross talk , and the lifetime of oled can be improved greatly . we also find the luminance efficiency of oled under ac - voltage driving is lower than dc - voltage driving Oled直流驱动和交流驱动的对比实验结果发现:交流驱动可以大幅度地提高oled的发光寿命,但是交流驱动的发光效率比直流驱动有所降低。 |
| 8. | This dissertation focuses on the driving circuit of oled ( organic light emitting device ) . first we introduce the emitting theory and the structure of oled , and then we introduce the photo electricity characteristic of oled , analyze the driving requirement 论文首先介绍了有机电致发光显示器的发光机理和器件结构,接着从它的光电特性出发,分析了其驱动要求,阐述了电流驱动和电压驱动、交流驱动和直流驱动、无源驱动和有源驱动各自的特点。 |
| 9. | Based on the oled luminescent theory , we have designed the software of driving chip and driver by alternating current driving method . the driving plus ' s frequency and duty cycle can be changed by the software . we have designed a software about eight level gray - scale plus shifting modulation 根据有机电致发光的机理,设计了交流驱动的控制芯片的软件和驱动电路,并且对交流驱动的波形实现了驱动频率的可调,驱动波形的占空比可调的灵活的软件设计。 |
| 10. | The simulation result is gotten by using software , and a hardware implementation is done by cpld . the control circuits which we designed could realize control logic 。 the circuits which have simple structure could be easily integrated and applied on passive - matrix oled by the aid of ac driving circuit which we have designed 控制电路结构简单,易于集成化,可辅以我们设计的交流驱动电路应用于无源oled显示屏,也可经过小小的改动直接用于自带驱动的有源oled显示屏。 |