同时,基于确定信道模型的通信系统分析显示,该方案的抗信道估计误差的鲁棒性明显提高。
Meanwhile, the communication system analysis based on determinate channel model demonstrates that the robustness against the channel estimate error is evidently enhanced.
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。
In one embodiment, the base station determines whether there is downlink channel data to transmit to a mobile station.
在一个例子中,控制器36考虑与接收的信号关联的导频信道,用于确定选择两个接收机哪一个来处理接收的信号。
In one example, the controller 36 considers a pilot channel associated with the received signal for determining which of the two receivers to select for processing the received signal.
考虑到短波信道频率偏移的不确定性提出了相关搜索、FFT捕获的信号捕获方案。
Considering the uncertainty of frequency excursion, the scheme of signal capturing of correlate searching, FFT capturing is bring forward.
至少一个导频信道输出提供确定估计分组差错率的基础。
At least one pilot channel output provides a basis to determine an estimated packet error rate.
在无线通信系统中确定专用信道的传输配置的方法和装置。
Method and apparatus for determining a transmission configuration for a dedicated channel in a wireless communication system.
从该电子密度模式和电离层波传播特性出发确定多径分量,计算短波信道相干带宽。
The coherence bandwidth of shortwave channel is calculated by using the density profile and wave propagation features in ionosphere.
对于实际建网过程中的网络结构的构造和近辑信道与链路恢结构的确定进行了较为详尽的论述。
And then from the view of practical cngineering, the topological structure, logical channel and frame of datalink are discussed in details.
所述权重值基于所述信号的通信信道状态和传输模式确定,所述权重值是频率的函数。
The weighting values are determined as a function of frequency based upon a state of a communication channel and the transmission mode of the signal.
首先,本文分析了短波信道的传输特性,并通过比较A SK、FSK和PS K (DPSK)几种调制方式的特点,确定了2dpsk为系统的调制方案。
Firstly, this thesis analyzes the transmission characteristics of HF channel, and fixes on the system modulation scheme 2dpsk, according to the comparison of ASK, FSK and PSK (DPSK).
同时给出了信息隐藏的游戏模型及EP模型,在确定了失真度量和攻击信道之后给出了各自的容量计算方法。
Meanwhile the game model and EP model are investigated and how to compute the capacity of information hiding for each model is illustrated later.
基于所述参考PS D电平及所述传输PSD增量来确定所述数据信道的传输PSD。
A transmit PSD of the data channel is determined based on the reference PSD level and the transmit PSD delta.
所述设备还包含位置确定逻辑,其经配置以基于所述多个发射器和所 述多个信道估计来计算装置位置。
The apparatus also includes position determination logic configured to calculate a device position based on the plurality of transmitters and the plurality of channel estimates.
其次,在认知无线电网络中,由于信道的随机性,造成频谱检测过程中的不确定性。
Secondly, the uncertainty during the process of the spectrum detection is caused by the random of the channel in the Cognitive Radio network.
用正弦和理论建立了信道的确定性仿真模型,并用等面积算法和等距离算法确定了模型的参数。
The paper establishes the deterministic simulation model using the theory of sine summation. The model parameters are determined using the Method of Equal Distances and the Method of Equal Areas.
由于盲信道估计算法复杂度高,收敛时间长且存在信号或符号的不确定问题,不适于在实际中应用,因此本文主要研究的是基于导频的信道估计。
Because of the high algorithm complexity, the slow convergence and the signal or symbol obscure problem of the blind channel estimation, it is not suitable in practical use.
使帧冲突的过程变为优先权仲裁的过程,提高了信道的使用率和解决了帧传输的延时不确定性。
With it the process of collision becomes the process of arbitration, and ensures a limited transmission time and makes maximum delay time adjustable and leads a higher throughput.
使帧冲突的过程变为优先权仲裁的过程,提高了信道的使用率和解决了帧传输的延时不确定性。
With it the process of collision becomes the process of arbitration, and ensures a limited transmission time and makes maximum delay time adjustable and leads a higher throughput.
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