Any organization can downlink the program without charge.
任何机构都可以免费下载这一节目。
In one embodiment, the base station determines whether there is downlink channel data to transmit to a mobile station.
在一个实施例中，基站确定是否存在要发送到移动台的下行链路信道数据。
Instead, the two technologies may end up being used together: Wi-Fi as the uplink, and FSO for the much faster downlink.
相反，这两类技术最终可能是共同存在：无线连接用于上传，无线光通信用于更高速的下载。
Congratulations on your successful downlink acquisition of Voyager 1 at your 20 meter tracking station.
祝贺你们用20米的跟踪天线成功的接收到了旅行者一号的下行信号。
As a downlink transmission mode, beamforming plays a major role in the elimination of inter-cell interference and performance improvement of cell edge users.
波束赋形作为一种下行传输模式，在消除小区间干扰与提高小区边缘用户性能方面发挥了巨大作用。
Scan for downlink channel and establish synchronization with BS.
端设备扫描下行信道，之后于基站建立同步。
Especially when data streams exist in the downlink of AP, voice quality gets worse.
尤其当AP的下行链路中存在数据流量时，语音质量进一步恶化。
The channel estimation algorithms for LTE downlink OFDMA system are introduced in detail.
针对LTE下行OFDMA传输系统介绍了信道估计技术。
TCP is a transport layer protocol that regulate its downlink data sending through uplink ACKs.
TCP是利用接收端返回的确认信息调整发送端数据发送的传输层协议。
This paper mainly focuses on downlink synchronization and cell search scheme of 802.16e system.
本文主要研究了802.16E系统的小区搜索和下行同步过程。
The thesis mainly discusses the precoding techniques applied in the MIMO downlink of LTE system.
本文主要对lte中MIMO下行链路的预编码以及相关技术进行了研究。
Figures 2-8 present the normalised downlink gains compared to the reference case mentioned above.
图2—8呈现的是与上述涉及到的参考实例相比之下的标准下行链路增益。
The advantage is less computing. And reusing the downlink IFFT module can save hardware resource.
这样的好处是运算量少，而且复用了下行的IFFT模块，节省硬件资源。
DFT is used to estimate the covariance matrix of downlink channel of the path, not calculating DOA.
在不求出DOA的情况下，采用离散傅里叶变换来估计该路径下行信道协方差矩阵。
Aim To improve the performance of layered space-time coding (LSTC) for wideband downlink transmission.
目的提高无线宽带下行传输中分层空时编码的性能。
We propose an adaptive decoding algorithm for space time trellis code (STTC) used in the TDMA downlink.
本文提出一种针对TDMA下行链路的空时格形码自适应解码算法。
The performance of downlink CDMA systems is influenced by channel fading and multi-access interference.
CD MA下行链路的性能受到信道衰落和多址干扰的影响。
Power control consists of forward link (downlink) power control and backward link (uplink) power control.
功率控制分前向链路（下行链路）、反向链路（上行链路）功率控制。
So this thesis is engaged in the research of channel estimation technology for LTE downlink OFDMA system.
因此本文将重点围绕LTE下行OFDMA系统的信道估计技术展开研究。
The auxiliary repeater relays the downlink and the uplink RF signals using the donor antenna and the server antenna.
辅助中继器使用施主天线和服务器天线中继下行和上行RF信号。
An algorithm of robust linear processing for the downlink multiuser MIMO system with imperfect known CSI is proposed.
提出了一种下行多用户MIMO系统中的鲁棒性线性处理算法。
Base station can still use the downlink channel to stay connected with mobile phones, or even to send incoming signal.
基站仍然可以使用下行信道与手机保持连接，甚至发送呼入信号。
The paging procedure shall move the MM state to READY to allow the SGSN to forward downlink data to the radio resource.
寻呼的流程应将MM状态迁移到READY，来允许SGSN来转发下行数据到这个空口的资源。
When a GPRS MS in READY state USES DRX, DRX has to be considered when assigning a packet data channel for downlink transfer.
当一个READY状态的MS使用了DRX, DRX将在为下行数据传递分配数据包信道的时候被考虑进去。
This paper explores the decoding problem of the MC V-BLAST system under the downlink frequency-selective fading environment.
该文着重研究MCV - BLAST系统在下行频率选择性衰落环境中的解码问题。
It is one of the key techniques in the high speed downlink packet access (HSDPA) and high speed uplink packet access (HSUPA).
混合自动重传请求是高速下行分组接入(HSDPA)和高速上行分组接入(HSUPA)中的关键技术。
The invention further discloses a device for controlling the transmission power during the downlink discontinuous transmission.
本发明还提出一种在下行不连续发送期间控制发送功率的装置。
The uplink and downlink TFCS selection algorithm has lots of parameters which can be configured with different wireless environment.
在上下行TFCS选择算法中，本文预留了很多可自由配置的参数，可以根据不同的无线环境来配置。
The purpose of the Path Switch Request procedure is to request the switch of a downlink GTP tunnel towards a new GTP tunnel endpoint.
路径转换请求过程的目的是请求将下行GTP隧道转换到新的GTP隧道终结点。
A downlink power allocation scheme was developed to improve the spectral efficiency of distributed wireless communication systems (DWCS).
为了提高分布式无线通信系统(DWCS)的频谱效率，提出了一种下行功率分配算法。
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