Under strong interference environment for the burst-mode direct sequence spread spectrum system, the basic principles of spread spectrum Communication are performance parameters were introduced. 针对强干扰环境下的短时突发扩频发射系统,介绍了扩频通信的基本原理和性能参数,并以处理增益为指标分析了突发直扩系统的抗干扰能力。
DC-10 Mbit/ s burst-mode unbalanced optical receiver DC-10Mbit/s突发模式非均衡码光接收机
The Research of the Burst-Mode Signal Detection Technology in Passive Optical Network System 无源光网络系统中突发信号检测技术研究
Design and Simulation of the High Speed Burst-mode Optical Receiver 高速突发模式光接收机的设计与仿真分析
This paper elaborates a new method for symbol timing recovery, frequency offset estimation and correction of burst-mode π/ 4-DQPSK in software radios. 阐述了一种新的适合于软件无线电的π/4-DQPSK突发信号的码元定时恢复、频偏估计和纠正方法。
Corresponding solutions for the involved key technology in the process of designing an AC-coupling Optical Line Termination ( OLT) burst-mode optical receiver module are presented. Based on this, an AC-coupling burst-mode receiver module is designed. 针对交流耦合OLT(光线路终端)光突发接收模块设计过程中所涉及到的关键技术提出了相应的解决方案,在此基础上设计了交流耦合突发式接收模块。
The preamble signals used as overhead decrease transmission efficiency in burst-mode transmission system. 突发模式传送系统中,前导字作为系统开销降低了数据传送效率。
This paper presents a computer-aided analysis of false lock in phase recovery loop for LEO micro-satellite burst-mode communication system, based on which a method is set up for anti-false-lock design. 本文对LEO小卫星突发数据通信系统中载波恢复环路的误捕获现象进行了分析与计算机仿真,并根据分析与仿真的结果提出了一种实用的抗误捕获设计方法。
The real-time response measurement of a TDMA communication channel, 1. e. the burst-mode link analysis, is a necessary means for monitoring and equalization of the digital channel, and is an essential subject in the field of digital satellite communication. 时分多址信道的实时响应测量,即突发型信道分析技术,是监测和均衡该数字信道的必要手段和数字卫星通信领域的重要课题。
This work aims to address the above issue and focuses on the design and its application of the burst-mode receiver. In this thesis, we first analysis the principle and performance of two typical burst-mode receivers. 本文的主要工作是在对突发接收机的原理、性能分析的基础上进行交流耦合突发模式光接收机的设计,并对设计出的突发模式接收机在一种新型光交换网络中的应用进行了研究。
The method of AC-coupling avoids the technical problems in the process of designing a DC-coupling burst-mode optical receiver. 交流耦合方法避开了直流耦合突发式光接收模块设计过程中的技术难题。
This paper applies two schemes to realize the burst-mode receiver module. 本文采用了两种方案来实现该突发式接收模块。
We present optimum avalanche gains for burst-mode receivers ( BMRx) for passive optical networks ( PON). 本文描述了应用于全光网络(PON)中的突发模式接收机(BMRx)的最优雪崩增益。
Design of Burst-mode Optical Signal Generating and Testing System for EPON EPON突发式光信号产生及测试系统设计
Burst-mode signal processing in EPON system EPON系统中突发信号的处理
Research and Development of Testing System of Burst-Mode Optical Transceiver Modules for EPON EPON突发式光收发模块测试系统的研究与开发
Research on a Burst-Mode Compatible Optical Receiver and Its Application in a PON System 突发模式光接收模块在PON系统的应用
In EPON burst-mode applications, this AC-coupling optical burst-mode receiver module can be used as an effective and cheap alternative. 在EPON系统突发应用中,该交流耦合模块可以作为一种有效而廉价的替代方案。
The designed testing system tested the performance and indexes of burst-mode optical transceiver modules, which included extinction ratio, sensitivity, saturated optical power and dynamic range, etc. 用该系统完成了对突发式光收发模块性能指标的测试,包括消光比、灵敏度、饱和光功率和动态范围等。
Research of Data-Aided Carrier Frequency Offset Estimation Algorithms in Burst-Mode Transmission 突发通信中数据辅助频偏估计算法研究
Analysis of False Lock in Phase Recovery Loop for LEO Micro-Satellite Burst-Mode Communication System LEO小卫星突发数据通信系统中载波恢复环路的误捕获分析
Compared to EPON and GPON, WDM-PON has a simple framework and does not consist of the following series of sophisticated techniques such as burst-mode transmitter and receiver, as well as dynamic bandwidth allocation, ranging and precise control of latency. 相对于EPON和GPON,WDM-PON的构架简单,不需要EPON/GPON的突发模式发送和接收以及动态带宽分配、测距和时延精确控制等复杂技术。
Stream DMT has been widely applied in xDSL, and communication system based on burst OFDM has also been popular, but the application of burst-mode DMT has not been reported. 采用流模式传输的xDSL系统广泛应用了DMT技术,基于突发模式传输OFDM的通信系统也已屡见不鲜,但突发模式DMT的应用还未见报道。
Then, two improved burst-mode clock-and-data-recovery circuits are introduced. 然后文章介绍了两种改进型的突发模式同步电路。
Burst-mode transmission is widely employed in Time-division multiple access ( TDMA) mobile communication system and Ad-hoc networks. 突发通信正广泛应用于TDMA和无线移动自组织网络等各种多接入通信系统中。
This paper focuses on the carrier synchronization of the linear modulation signal in burst-mode transmission, involving two aspects: carrier frequency estimation methods and carrier phase recovery methods. 本文针对突发条件下线性调制信号的载波同步进行研究,主要研究了载波频率估计方法和载波相位恢复方法。
Furthermore, burst-mode constant-on-time control method is adopted in this system to reduce the operation period so as to improve the power efficiency. 同时采用基于突发模式的恒定导通时间控制方法,减少开关电源的工作时间,大大提高了系统效率。