| 1. | The research object of this paper is the aeroengine distributed control system ( adcs ) 本论文的研究对象是航空发动机分布式控制系统。 |
| 2. | Abstract : this paper is mainly about an analog saw - tooth signal generator used for linear histogram test of adcs 摘要:主要内容是基于线性直方图法测量模?数转换器性能的片上模拟锯齿波发生器的实现方法。 |
| 3. | Therefore , the study in ultrahigh speed adcs with the relatively low resolution is an important research topic 因此,对采样速度超过ghz ,分辨率相对较低的超高速a / d转换器研究是a / d转换器研究的一个重要方向。 |
| 4. | Modeling and simulating the adc system by adopting standard cmos technologies can provide the theoretical supports for design and optimization of ultrahigh speed adcs 基于标准cmos工艺,从a / d转换器系统开始建模研究,可以为设计和优化超高速模数转换器提供必要的理论基础。 |
| 5. | Adcs graduates may proceed to complete degree programmes at university of wales , university of central england ( uk ) , curtin university of technology ( australia ) , etc 计算机学高级文凭获得者可升入英国威尔士大学,中英格兰大学或澳大利亚克丁大学等攻读计算机相关专业学士课程。 |
| 6. | The main work is listed as follows : 1 ) the development trend of the aeroengine control system is analyzed in detail ; the architecture and the system design of the adcs are researched 本论文的主要内容如下: 1深入分析了航空发动机控制系统发展趋势;研究了航空发动机分布式控制系统构成及系统设计。 |
| 7. | Furthermore , along with the rapid development of multimedia soc chip in our country , it is exigent of developing audio - adcs independent . the principles of - adcs are discussed firstly 而且随着我国多媒体soc芯片的迅速发展,也迫切需要自主研发基于cmos工艺实现的低功耗、低成本、高精度的音频adc 。 |
| 8. | Driven by the requirements of an analog - to - digital converter ( adc ) with excellent performances , adcs have been made a rapid progress towards high speed , high resolution and low power dissipation 为了适应各个应用领域对模数( a / d )转换器越来越高的要求, a / d转换器朝着高分辨率、高速和低功耗等方向快速发展。 |
| 9. | In the time - interleaved adc system , m pieces of adcs work in a parallel method and sample at a sampling frequency fs / m , in the back - end of the system , m outputs are multiplexed to give an overall sampling frequency f s 这种方法在前端利用m片adc并行交替采样,在后端进行拼接使得整个采集系统的速率为m片速率之和。 |
| 10. | In order to test the performance of the attitude determination and control methods presented in this thesis , the whole simulation loop of the small astronomical satellite ' s adcs was constructed 3 )为了充分验证本文提出的姿态确定和控制方法的效果,本文的最后建立了svom卫星姿控系统大回路模型,并编写了相应程序,进行了数学仿真。 |