Chaotic signal has the properties of ergodicity, nonperiodicity, continuous broadband power spectra, and noise like etc.
混沌信号具有遍历性、非周期、连续宽带频谱、似噪声的特性。
The necessity and urgency of building a highly reliable broadband power communication integrated service platform is described.
论述了电力行业必须建设一个高可靠性的宽带电力通信综合业务平台的必要性和迫切性。
Orthogonal Frequency Division Multiplexing (OFDM) is a critical technology for the realization of broadband power line communication.
正交频分复用(OFDM)是实现宽带电力线通信的关键技术。
In this paper, a scheme of Broadband Power Line Communication based on orthogonal frequency division multiplexing (OFDM) is discussed.
本文探讨了基于正交频分复用(OFDM)的电力线宽带数据传输方案。
The system is mainly composed of Digital Synthesis circuit, modulation circuit, broadband power amplifier, the MCU control system, and a module.
本系统主要由数字频率合成电路、调制电路、宽带功率放大、单片机控制系统等模块构成。
In this paper, some key technical indicators of the power amplifier were analyzed in depth firstly, and then design methods of the broadband power amplifier were introduced.
本文首先对功率放大器的一些关键技术指标进行了深入的分析，然后介绍了宽带功率放大器的设计方法。
WHEN it comes to computing power, the gap between Africa and the broadband world is still a Grand Canyon.
当涉及到数据处理能力时，非洲同宽带世界的差距就如同一个大峡谷。
The objective of this design is to a broadband microwave power transistor used in broadband solid state amplifier.
本设计的目的是建立一个用于宽带固态放大器的宽带微波功率晶体管。
How to construct an economic and prompt broadband digital communication network in power system is discussed in the paper.
从节点设备和通道建设等方面讨论了如何组建经济、适用的电力系统宽带数字通信网。
This paper introduces the principle of spread spectrum communication, stresses the application of spread spectrum technique, and summarily introduces the broadband access technology of power line .
本文介绍了扩频通信的基本原理，重点论述扩频通信技术在家庭测控网络中的应用，同时介绍了电力线宽带接入技术。
Some infrastructure priorities, such as replacing coal-fired power plants with renewables, expanding broadband networks or building pipelines, are clearly the responsibility of the private sector.
一些基础设施优先项目，例如用可再生能源取代燃煤电厂、扩大宽带网络或者修建管道显然是私营部门的责任。
In this paper, subcarrier pair selection and power allocation in broadband OFDM relaying system is addressed.
该文研究宽带OFDM中继系统的最优中继子载波对选择和功率分配。
In broadband communication systems, such as WCDMA, memory effects of RF power amplifiers (PAs) are significant and memoryless predistortion techniques cannot linearize PAs effectively.
在WCDMA等宽带通信系统中，射频功率放大器记忆效应明显，传统的无记忆预失真技术无法达到理想的线性化效果。
In this paper, a method evaluating small signal gain spectrum of optical fiber amplifier only using a small power broadband light source was proposed.
提出了一种用小功率宽带光源较精确测量光纤放大器小信号增益谱的方法。
This paper introduces the design and fabrication of a Lb and broadband linear power amplifier assembly.
介绍L波段宽带线性功率放大组件的设计与制作。
Because power line communication has several advantages, such as no need of new wire and low cost, it has drawn a lot of attentions in the fields of intelligent home LAN and broadband access.
由于电力线通信不需重新布线，成本低廉等优点，在智能家庭网络和宽带接入等领域受到了极大的关注。
Customer Service: Broadband low-noise amplifiers, power amplifiers and passive product lines, as well as custom microwave components.
客户服务内容：宽带低噪声放大器系列、功率放大器系列和无源产品系列，以及定制的微波组件。
Time slicing provides a way to save power in the receiver in broadband transmission.
时间分片提供了在宽带传输中节省接收机中的功率的方法。
Feedforward is the most ideal way to perform broadband high power amplifier, which can accomplish more stringent linear specifications.
前馈技术是目前实现高功率宽带放大器的最理想方法，该技术可以在较宽的范围内满足更为严格的线性化指标。
The plasma microwave radiation, as a novel high power microwave(HPM) source, has gotten more attention in recent years for its merits of broadband, coherent emission and tunable frequency.
近年来，等离子体微波辐射作为新兴高功率微波源，因其具有频带宽、相干和可调谐等优点，因而受到国际上的广泛关注。
We depend on the foreign technology for the broadband solid-state high power amplifier for reconnaissance and communication.
由于器件和技术的原因，通信侦察的大功率宽带固态功放对国外有着很大的依赖性。
Communication in power distribution network, the widespread use of telecommunications operators EPON broadband access communication system transplant, is a very good choice.
在电力配电通信网中，把在电信运营商广泛使用的宽带接入的EPON通信系统移植过来，是非常好的选择。
It can be used as a high-performance underwater acoustic target simulator, or as a low frequency broadband high power underwater acoustic source.
可用作水下目标声特征逼真模拟器(声靶)，也可作其它低频宽带大功率声源使用。
A design scheme of multi-rate energy meter based on the broadband carrier of power lines and its automatic relay routing algorithm are proposed.
提出了基于电力线宽带载波的复费率电能表设计方案及自动中继路由算法。
Due to many advantages of Orthogonal Frequency Division Multiplexing technique, it becomes the best choice for low-voltage power line broadband communication.
正交频分复用技术以其多种优势成为低压电力线宽带通信的最佳选择，信道估计是正交频分复用系统的关键问题之一。
Methods Using broadband convex array probe, to scan suspicious area of the ureter, changes of two-dimensional gray scale, with color and power Doppler.
方法使用宽频凸阵探头、对输尿管可疑部位、变化进行二维灰阶、彩色和能量多普勒扫描。
The results show that: when two signals are inputted into TWT, the output power includes the intermodulation components, and the intermodulation components have important effect on broadband TWT.
分析结果表明：在多信号输入时，输出功率中确实有输入信号的互调制分量产生，同时可以发现，对于宽频带的行波管，互调制分量对主工作频率输出功率有比较大的影响。
The results show that: when two signals are inputted into TWT, the output power includes the intermodulation components, and the intermodulation components have important effect on broadband TWT.
分析结果表明：在多信号输入时，输出功率中确实有输入信号的互调制分量产生，同时可以发现，对于宽频带的行波管，互调制分量对主工作频率输出功率有比较大的影响。
应用推荐