| 1. | Specification for transmitting antenna of torpedo electromagnetic fuze 鱼雷电磁引信辐射器规范 |
| 2. | Beacon transmit antenna 示标发射天线 |
| 3. | ( 4 ) a channel estimator using the aid of pilot - symbol is proposed in ofdm system with multiple transmitting antennas 结果表明,本文的算法是有效的并具有很好的灵活性。 |
| 4. | Practice for determining safe distances from radio frequency transmitting antennas when using electric blasting caps during explosive operations 爆破操作中使用电起爆雷管时射频发射天线安全距离测定的实施规范 |
| 5. | Recommended practice for determining safe distances from radio frequency transmitting antennas when using electric blasting caps during explosive operations 爆破操作中使用电起爆引线时射频发射天线安全距离测定的推荐规范 |
| 6. | Hence , in the downlink of distributed mimo systems , the transmit signals from different transmit antennas experience different channel propagation delays to arrive in the mobile station 因此在分布mimo的下行链路中,从不同发射天线发射的信号到达移动台所经历的信道传播时延也不相同。 |
| 7. | It is applicable to the conditions where all the transmit antennas have different delays , is more generalized in broad sense . therefore it can be used in the distributed mimo systems 因此本文第四章提出了一种新的mimo - ofdm同步算法,该算法适用于各发射天线信号到达时延不同的情况,具有更广泛意义,可用于分布式mimo系统。 |
| 8. | The researches in this dissertation base on a platform which concludes tms320vc5509a dsp and other chips , and this platform can accomplish the scheme of stbc which has two transmit antennae and two receive antennae 本文在采用tms320vc5509adsp芯片及其它辅助芯片的硬件平台上,对两发两收的空时分组码方案进行了模拟实现。 |
| 9. | A subspace - based blind channel estimator has been developed for space time coding orthogonal frequency division multiplexing ( stc - ofdm ) system with two transmit antennas and two receive antennas 摘要针对使用2个发射天线和2个接收天线并且采用循环前缀的空时编码正交频分复用系统( stc - ofdm ) ,提出了一种信道盲估计算法,并给出信道可被辨识的条件。 |
| 10. | Among the effective methods to mitigate the fading in wireless communications is transmit diversity , which can utilize the space diversity of transmit antennae to generate the receive diversity and improve the performance of the forward link 发送分集技术是对抗无线信道衰落的重要手段,它能将发送天线的空间分集转化为接收机可以利用的分集方式,以改善前向链路的性能。 |