device for direct observation of frequency spectrum是什么意思

网络释义

用法例句

Therefore,the basic idea of a cooperative spectrum etiquette is proposed in this paper,The basic idea is that cognitive users of the spectrum intend to share the related information and coordinate the cognitive users depending on the sharing information.

因此,该文提出了一种协作式频谱礼仪,其基本思想是认知用户之间共享有用信息,通过有用信息的共享来协调认知用户之间的行为,从而使认知用户能够协调对频谱资源的利用,同时在接入可用频谱资源时遵循一定的规则以避免相互间的碰撞。

The Implementation Of Phase Noise Measurement Using a Spectrum Analyzer

直接频谱仪法在相位噪声测试中应用

A method of detection cyclic spectral density for DS/SS signal

直接序列扩频信号的周期谱密度检测法

Study on Frequency and Apparatus Design about the Real and Induce Components of Grounding Electrode Impedance;

接地电极阻抗的虚、实分量频谱测量方法研究与仪器研制

Spectral Sculpting of OFDM Signal for Opportunistic Spectrum Access

OFDM机会频谱接入的信号频谱成型方法

Realization of Virtual Frequency Spectrum Analyzing Instrument Based on USB;

基于USB接口的虚拟频谱分析仪实现

The performance of frequency cali- brator is directly related to precision transfering frequen- cy standard.

校频仪的性能,直接关系到传递频率标准的精度。

Test methods of spectrum analyzers

GB/T11462-1989频谱分析仪测试方法

Analysis of the spurious spectrums in direct digital frequency synthesizers

直接数字频率合成技术杂散信号频谱性能分析

Algorithm of the IF amplitude calibration in the Spectrum Analysis

频谱分析仪中频幅度的校准思想和算法

The instruments used are spectroscopes (for direct visual observation) or spectrographs (for recording spectra).

所用的仪器是分光镜(用于直接观察)和摄谱仪(用于记录光谱)。

swept IF type spectrum analyzer

扫中频式频谱分析仪

Determination of bromate in drinking water by direct injection with Chinese-made ion chromatograph

国产离子色谱仪直接进样测定饮用水中溴酸盐

ACQUISITION AND CODE TRACING FORTHE DS SPREAD SPECTRUM COMMUNICATION SYSTEMS

直接序列扩展频谱通信系统的同步捕获与跟踪

A New Method for Testing Spectrum Analyzer Resolution Bandwidth

一种新的频谱分析仪分辨率带宽测试方法

New Spectrum Access Method in Cognitive Radio

认知无线电中一种新的频谱接入方法

The Design of Virtual Frequency Feature Scanning Device Based on DDS

基于数字式直接频率合成的虚拟频率特性测试仪设计

zero-field paramagnetic resonance spectrometer

零场顺磁共振频谱仪

micro wave all-pictrue frequency spectrum analyzer

微波全景频谱分析仪