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- vlf receiving antenna 甚低频接收天线
- Reorient or relocate the receiving antenna. 调整接收天线
- Inside GPS receiving antenna, also can use outside antenna. 内置GPS天线,并可外接天线。
- The receiving antenna is used to collect the weak laser signature as much as possible and couple to APD. 接收天线使用了开普勒望远镜,最大限度的接收光信号,并将其压缩耦合至接收装置。
- The original installation receiving antenna, strengthens the signal receptivity. 原装接收天线,加强信号接收能力。
- The more good quality of the LNB, the smaller caliber and the lower cost of receiving antenna were required. 高频头质量越好,相应的接收天线口径要求越小,成本越低。
- The cassegrainian telescope system with spherical mirrors used as transmitting and receiving antenna for CO_2 lasercom are reported in this paper. 国外有关10.;6微米CO_2激光通信实验系统均采用非球面光学天线;如文献[1、2]等。
- The 70cm transmitter antenna configuration is Left Hand Circular polarity (LHCP).The 2M receiving antenna is a 1/4 wave whip. 卫星0.;7米段的发信机天线是左旋圆极化,2米段收信机是1/4波长鞭状天线。
- It can perform a flexible emissive and receiving antenna beam and have a good anti-jamming ability.This thesis is a previous research before engineering fulfillment. 本文设计了用可实现模拟多种不同工作体制、具有灵活可变的收发波束和较好抗干扰能力的雷达天线平台,为工程实现提供了理论支持。
- The vertical layered space-time (V-BLAST) of Bell laboratories based on a multiple transmitting and receiving antenna system (MIMO) highly improves the system capacity. 摘要基于多发送多接收天线(MIMO)的贝尔实验室垂直分层空时码(V-BLAST)可显著提高系统的传输容量。
- Main work include:1 A method of adaptive DBF in received antenna array. 1 讨论了在接收阵列天线中,自适应数字波束形成(DBF)的方法,引入了采样梯度矩阵算法。
- Reorient the receiving antenna. 重新定向接收天线。
- The free time grouping code double antenna performance simulation, uses the list receiving antenna, uses this procedure simulation performance extremely to approach the theory value, matlab, Communication. 空时分组码双天线性能仿真,采用单接收天线,采用本程序仿真性能非常接近理论值。
- VW-83 Portable Broadband VLF Receiver VW-83型便携式宽带甚低频接收机
- One transmission and three receiver antenna as well as one control unit make up this compact compound. 一个传送三个接收天线和一个控制单元组成简洁的复合品。
- Show that doubling the transmission frequency or doubling the distance between transmitting antenna and receiving antenna attenuates the power received by 6 dB. 证明:当传输频率增加一倍或者源天线与目的天线的距离增加一倍时,衰减功率等于6分贝。
- This paper only discusses the selection of receiving antenna.Selection criterion is based on the Frobenius-2 norm of received signal vector at each receiving antenna. 该文只考虑了接收天线选择,天线选择的准则是基于每个天线接收到的信号向量F-2范数。
- Compared with SVD the improved approach only needs one receive antenna so the complexity of the receiver decreases remarkably. 相对于基于奇异值分解的分组干扰抑制方法,该文提出的方法只需要1根接收天线,降低了系统接收机设计的复杂度。
- Doe to the use of frequency domain symbol division, it decouples the estimation of impulse response for each receive antenna branch, hence releases the computational burden. 由于采用频域相除抵消技术,各分支的信道参数可分离估计,因此降低了计算复杂度。
- In order to simplify the layout of receiving antennas, long and short diagonals are optimized, a simple quadrate model is educed. 为了简化接收天线的布置,优化了长、短对角线。得出了简易的方阵测距模型;