| 1. | Lla light load advance device 发动机的小负荷点火提前装置 |
| 2. | All the results suggested that peanut isolates are all belong to biovars of b . japonicum Lla和ilc的菌株均能够在野大豆_ _结瘤。 |
| 3. | Gas heated catering equipment - part 2 - 8 : specific requirements - brat pans and pa ? lla cookers ; german version en 203 - 2 - 8 : 2005 燃气炊事用具.第2 - 8部分:特殊要求.油煎平锅和蒸锅.德 |
| 4. | 11a framing structure . secondly , we analyze the frequency estimation algorithm in ieee 802 . lla standard Ofdm对载波频偏十分敏感,接收机的频偏估计能力是影响ofdm接收性能的重要因素。 |
| 5. | Based on the wlan standard ieee 802 . lla , this thesis focus on design and study of all - digital demodulation algorithms in ofdm receivers , including frame synchronization , frequency estimation , channel estimation and implemention of the ofdm demodulation 本论文基于ieee802 . 11a (新一代无线局域网标准) ,对ofdm全数字接收技术进行了研究,并设计了一个全数字的ofdm接收机。 |
| 6. | Fasl - ecd coding sequence is subcloned into pet - lla expressing vector , recombinant expression vector are named as pet - fasl - ecd . this plasmid is introduced into e . coli bl21 . after induction with 1mmol / l iptg , the protein expression is analyzed and confirmed by coomassie - stained sds - page 用pcr和酶切鉴定的方法筛选出阳性重组子,将阳性重组子以ilnlnol几iptg进行诱导表达,以sds一page分析fasl胞外区的表达。 |
| 7. | ( before the proposal of this standard , use of ofdm was limited to continuous transmission systems ) combined with the national high technology project named " key techniques of the wireless module in fieldbus facilities " , author focuses on the research of baseband technologies of ieee802 . il / lla physical layer , and put forward some novel algorithms about the timing and frequency offset synchronization and the channel estimation of ofdm transreceiver in wlan , which have been published on some kernel transaction and international conference and shows the author ' s great research achievements 结合作者研究生阶段“现场总线设备中的无线通信模块关键技术研究” 863课题,作者对ieee802 . 11 11a [ 1 ]物理层基带部分相关技术做了深入研究,提出了无线局域网中ofdm基带系统时间同步、频偏估计以及信道估计等关键算法,在国内核心期刊和国际会议上发表了相关学术论文,本文在此基础上完成的。 |
| 8. | Lla to improve the system performance in time - variant channels . finally , we present the implementation of the ofdm digital receiver with tms320c6701 and xilinx " s fpga . dsp and fpga resolution is prefered because of its flexibility and software intelligenzation . and in this last chapter , we also represent the solution to the problem in the process of hardware design 最后,论文基于以上讨论,从工程实现的角度讨论了ofdm数字接收机的设计:采用当代性能卓越的c6000dsps和xilinx的fpga ,用软件无线电思想架构ofdm数字接收机物理平台,提高了系统的集成度、软件智能化以及灵活性。 |