频率复用
- 网络Frequency reuse;SFFR;FDM
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Ku频段大功率宽频带频率复用馈源
Ku-band High Power Handling Width-band Frequency Reuse Feed
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移动WiMAX的频率复用分析
The Analysis of Mobile WiMAX Frequency Reuse
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OFDMA系统静态软频率复用技术研究
Research on OFDMA Static Soft Frequency Reuse
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一种基于OFDMA系统的频率复用方法
A Frequency Reuse Scheme for OFDMA Systems
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LEO卫星通信网络具有高带宽、低链路损耗、较小的星地时延、频率复用以及全球覆盖等优点。
LEO satellite communications network has the advantages of high bandwidth , low link loss , short delay , global coverage and frequency-mutiple .
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所以本文主要研究OFDMA中继网络中资源分配和频率复用问题。
So this article mainly researches on the radio resource management technologies and frequency reuse scheme in OFDMA cellular relay networks .
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由于LTE倾向采用频率复用因子为1或是接近1,造成小区间干扰十分严重。
Due to the LTE tend to adopt frequency reuse factor as one or close to one , cause ICI ( Inter-Cell Interference ) very seriously .
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成对载波多址(PCMA)是应用于双向卫星通信系统的一种新型频率复用技术。
Paired Carrier Multiple Access ( PCMA ) is a new technique which can be applied in two-way satellite communication systems .
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此问题的主要解决方法有干扰随机化、干扰消除和部分频率复用(FFR)。
In this regard , interference randomization , interference cancellation and Fractional Frequency Reuse ( FFR ) are all popular solutions .
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文章在介绍WiMAX标准、技术和相关应用的基础上,提出WiMAX组网需要考虑频率复用、认证计费和移动性管理3个主要因素。
Based on the introduction of WiMAX standards , relevant technologies and applications , three essential factors for WiMAX networking , i.e. , frequency multiplexing , authentication / billing and mobility management , are analyzed .
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简述了网络规划和频率复用问题,然后详述了移动WiMAX在频率复用度分别为1和3时的对比分析,最后介绍了部分频率复用。
It briefly describes the issues on network planning and frequency reuse , and gives the comparison of mobile WiMAX when the frequency reuse coefficient are 1 and 3 , and finally presents partial frequency reuse .
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为了提高小区边缘用户(CEU)性能,提出了一种新型软分数频率复用(SFFR)方法。
To improve cell-edge user ( CEU ) performance , a new soft fractional frequency reuse ( SFFR ) scheme is introduced .
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组网采用小区制频率复用技术,每个小区的基站用1个载频,小区半径为500m,小区基站有3个话音信道、1个专用信令信道,多址采用TDMA方式。
Networking adopted cell system of frequency reusing , base station had 1 carrier frequency , 3 traffic channels and 1 specific signaling channel , radius of a cell is 500 m , adopted TDMA as measure of multi address .
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LTE-A系统的频率复用因子是1,可以有效提升频谱利用率,但是会增大系统干扰,降低小区边缘用户的性能。
The frequency reuse factor of LTE-A system is one , which can effectively improve the spectrum efficiency . However , this will increase the system interference , thus will damage the performance of cell edge users .
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PCMA技术是用于双向卫星通信的一种崭新技术,是一种全新的频率复用方式,它允许两个不同的卫星地面站同时使用完全相同的频率、时隙或扩频码字。
PCMA is a fundamentally new technique for two-way satellite and a novel method for frequency re-use which allows two different earth stations to use the same frequency , time slots and / or CDMA code at the same time .
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仿真结果表明,与RMa相比UMa环境中系统性能要差;软频率复用与宏分集结合能更好地提升系统性能,选择合适的宏分集和合作集方案性能提升幅度更大。
Simulation results show that compared with the RMa , the system performance is worse in UMa environment ; with the combination of SFR and macro diversity , system performance can be improved , and appropriate macro diversity schemes and cooperative sets can achieve greater enhancement .
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提高移动通信网频谱利用率的非规则频率复用
Irregular frequency reuse method for raising the spectrum efficiency of mobile communication networks
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频率复用DS/CDMA系统中自适应盲多用户检测的一种方法
A scheme for adaptive blind multiuser detection in ds / cdma overlay system
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频率复用系统同信道干扰抑制因子的研究
Study on Co-channel Interference Suppressor in Frequency Multi-using System
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频率复用通信系统中的交叉极化问题
Cross Polarization Problem in Frequency Re-use Communication System
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频率复用和多频段共用的部分环加载波纹圆锥喇叭
The Corrugated Conical Horns with Sectional Ring-loaded Slots for Frequency Reuse and Multi-Frequency Bands Uses
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本文分析和讨论通信系统引入频率复用技术而带来的交叉极化问题。
This paper analyses and discusses the Cross polarization problem in frequency re-use communication system .
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对于下行频率复用,介绍了软频率复用和部分频率复用方案及两种方案的特点。
Soft frequency reuse and partial frequency reuse schemes are introduced and analyzed for downlink .
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第三个算法是针对密集家庭基站场景下的干扰协调频率复用算法。
The third scheme is an interference coordination frequency reuse algorithm in dense urban Femto-cell network .
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最后,研究了降雨及去极化效应对频率复用双极化系统性能的影响。
Finally , the effect of the rainfall depolarization on the dual-polarization frequency reuse system is analyzed .
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频率复用的圆极化器
Circular Polarizer for Frequency Reuse
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软分数频率复用
Soft Fractional Frequency Reuse
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干扰协调的方式较为灵活,也可以被称作是软频率复用或部分频率复用技术。
Interference coordination is more flexible , it can also be called soft frequency reuse and partial frequency reuse .
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首先,给出了干扰协调的软频率复用原理。
First of all , the article introduces the Soft Frequency Reuse ( SFR ) principle of interference coordination .
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仿真结果与华为公司提出的软频率复用方案的理论结果基本相同。
Simulation results are the same to the theoretical results of the soft frequency reuse scheme proposed by Huawei .