The selected mapping which lowers the PAPR of traditional OFDM system is employed for OFDM systems based on FRFT.
探讨了该系统中使用选择映射法降低峰均比。
The main contents are as follows:1. Reducing PAPR based on using Selected mapping (SLM): Selected mapping is an effective method of reducing PAPR.
利用选择性映射降低PAPR：选择性映射是降低PAPR的一种有效的方法。
The paper first introduces the selected mapping method for the reduction of the peak-to-average power ratio of OFDM signals, and a method for improving SLM using m-sequence is put forward.
在研究用选择性映射降法降低OFDM系统峰均功率比的基础上，提出了用m序列对SLM方法进行改进。
Since we have only one mapping, it is selected by default.
由于我们只有一个映射，所以它是缺省选中的。
Selecting a tree node in the target pane of the Mapping node editor will select and highlight all statements in the script pane that correspond to the target node you have just selected.
在映射节点编辑器的目标窗格中选择一个树节点，这时将在与刚选择的目标节点相对应的脚本窗格中选中和突出显示所有的语句。
In addition to mapping numeric and byte fields, it also converts string data to the appropriate codepage when the correct codepage for your native language application is selected.
除了映射数字和字节字段，在为您的本地语言应用程序选择了正确的代码页时，它还将字符串数据转换成适当的代码页。
After you select the steward, it is assigned to all of the selected extended mapping documents.
选择好管理人员后，它们将被分配给所有选中的扩展映射文档。
After you select the term, it is assigned to all of the selected extended mapping documents.
选择好术语后，它将被分配给所有已选中的扩展映射文档。
Can be used to pass extra information to the Action selected by this mapping.
可用于向由这个映射选择的Action传递其他信息。
In addition to the details shown in the Mapping Editor window, you can also see general information about the selected element in the properties view as well.
除了MappingEditor窗口中显示的细节外，还可以在properties视图中查看所选元素的一般信息。
Mapping: Converting selected elements to another form (such as extracting a data field from the element).
映射：将选中的元素转换为另一种形式(例如从元素中提取数据字段)。
As already mentioned earlier, the connectivity logic is responsible for content-based service endpoint selection, and for data or interface mapping to call the selected endpoint.
正如前面提到的，连接性逻辑负责基于内容的服务端点选择，并负责调用所选端点的数据或接口映射。
The momentum item and chaotic mapping was added into BP algorithm, and the initial value of the network was selected.
在BP算法中加入动量项和混沌映射，选择神经网络初值。
The momentum item and chaotic mapping was added into BP algorithm, and the initial value of the network was selected.
在BP算法中加入动量项和混沌映射，选择神经网络初值。
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