| 1. | A novel broadband high - power combiner 一种新型的宽带大功率合成器 |
| 2. | Rf power combiner 射频功率合成器 |
| 3. | This thesis mainly expresses the design , research and analysis for millimeter - wave power combiner components and for the combining efficiency of power combiner system 本论文的工作主要是对毫米波功率合成相关组件及系统合成效率进行了设计、研究和分析。 |
| 4. | The impedance matrix of a two way power combiner using sector - shaped planner components has been derived using green ’ s function approach ; 3 . the solid state power combiner used at microwave and milimeter - wave frequencies has been investigated 3 .重点研究了微波以及毫米波波段的固态功率合成器,仿真优化设计出s波段和ka波段的功率分配器件。 |
| 5. | The haronics at the output is terminated especially to the second harmonic , in order to improve the output power and efficiency . we present a new method for harmonic tuning by using photonic bandgap ( pbg structure at the output of the power combiner in this thesis 我们在功率合成器的输出端使用二维微带pbg结构进行谐波调谐,用来提高合成器的输出功率。最后,讨论了功率合成中幅度、相位对合成效率的影响及系统的“适度恶化”现象。 |
| 6. | Firstly , the assembly technology at millimeter - wave band was introduced and a common rule of bondwire ’ s influence to system performance was summarized through simulation method . as the performance of mmic is sensitive to its channel temperature , the optimum thermal design for power combiner was presented 由于微组装工艺质量对毫米波频段的功率合成器电性能有很大影响,本文讨论毫米波微组装工艺,进而借助电磁场仿真研究了金丝互连对传输性能的影响,并进行了焊接工艺实验。 |
| 7. | The characteristics of various solid - state power - combining techniques and the principles of the waveguide - based power combining structure are compared and analyzed in detail . the power combiner is based on a double antipodal finline - to - microstrip transition structure . the proposed 2 2 combining structure is optimized by using 3 - d fields simulation tools cst 主要内容为: 1 .研究和对比了各种固态功率合成技术的特点,详细地分析了波导基空间功率合成器的工作原理,提出了一种基于双对极鳍线-微带过渡的2 2路毫米波功率合成器结构,借助三维场仿真软件cst对该无源网络进行了优化设计。 |
| 8. | This thesis has studied some key hpm power combining technologies such as phase - locked source , high power phase shifter and high power combiner . according to the facts of hprl , it presents a combining project of relativistic magnetron with three output ports which acts as an phase - coherent hpm source . through theoretical computation and hfss simulation , we have designed the hpm dielectric phase shifter and waveguide - based combiner 对高功率微波功率合成的关键技术如锁相源、高功率移相器、功率合成器进行了讨论分析,结合实验室实际情况,提出了以三端口输出相对论磁控管作为相干高功率微波源进行高功率合成技术研究的方案。 |
| 9. | Design of a high output power , high combining efficiency power combiner at ka - band based on a slotted - waveguide was presented in this thesis . slotted - waveguide power divider , which achieves power - dividing and waveguide - microstrip transition at the same time takes the advantages of low profile , low cost and high combining efficiency 用开槽波导同时完成功率分配/合成及波导-微带过渡,具有体积小、合成效率高的特点,既不属于空间功率合成又与传统的电路合成有所区别。 |
| 10. | The theory of wilkinson power combiner and ratrace coupler is analyzed by using the odd - even mode method in this thesis . on the basis of the theoretical analysis , we designed and tested the wilkinson power divider , the modified wilkinson power divider and ratrace coupler , good agreement is observed . in addition we propose a power combiner based on a waveguide - to - microstrip transition using antipodal finlines . this structure united the two functions of transition and equal power division , it can not only be used in the circuit power combiner but also be used in spatial power combiner 另外提出一种基于鳍线波导微带过渡功分器,该结构将过渡与功分两种功能完全结合,不但可以用于电路合成式功率合成,也可用于空间功率合成中。对功率合成器,其主要指标是输出功率和效率,其中提高输出功率和效率的一个方法是在输出端抑制谐波,主要是对二次谐波的抑制。 |