1) adaptive Turbo TCM coded modulation
自适应Turbo TCM编码调制
1.
An adaptive Turbo TCM coded modulation scheme based on unencoded information matching technique;
基于非编码信息匹配的自适应Turbo TCM编码调制方案
2) adaptive turbo coded modulation
自适应Turbo编码调制
1.
The fairly pragmatic design scheme of adaptive turbo coded modulation (ATuCM) used in slowly fading channels is presented in this paper, then the influence of channel estimation error and delay on ATuCM bit error rate (BER) performance is studied emphatically and finally its theoretical analysis results are verified with the computer simulation.
提出了一种慢衰落信道上较为实用化的自适应Turbo编码调制(ATuCM)设计方案,并着重研究了信道估计误差与延迟对ATuCM的误码率(BER)性能的影响,最后通过计算机真对理论分析结果加以验证。
3) adaptive modulation and coding(AMC)
自适应调制编码
1.
16e systems,a cross-layer optimization method was proposed,which efficiently combined the sub-packet transmission scheme at data link layer and the adaptive modulation and coding(AMC) at physical layer.
16e系统中的混合自动重传请求(HARQ)协议,将数据链路层的子包传输机制与物理层的自适应调制编码技术(AMC)有效地结合,提出一种基于跨层设计的自适应参数优化选择方法,该方法以最大化系统吞吐量为目的,研究了HARQ子包数目和调制编码方式的联合最优解。
2.
An scheme of Adaptive Modulation and Coding(AMC) based on Filtered Multi-tone(FMT),is proposed in this paper.
文章提出了一种基于滤波多音调制(FMT)的自适应调制编码(AMC)方案,将AMC与FMT相结合,研究它在WiMAX物理层中的性能,具体研究了基于FMT的正交QAM(OQAM)调制系统,并将它与基于OFDM的AMC进行对比。
4) AMC
自适应编码调制
1.
The paper firstly discusses the modifications on protocols, then describes in detail the key technology applied in HSUPA, such as Node B controlled scheduling, AMC, HARQ.
讨论了基于TD-SCDMA的HSUPA技术的优势及特点,以及在协议和信道结构上的改动,并详细阐述了HSUPA的各项关键技术,包括基于Node B的快速分组调度、自适应编码调制、混合自动重传请求等。
2.
This paper proposes the stable threshold based AMC as a method for the dual - orthogonal sequences set bit - interleaved coded OFDM packet transmission in which parameters have the lowest SNR but higher than threshold and have the biggest throughput as sub carrier s modulation parameters, which makes up the coding diversity loss in the result of correl.
该文将基于固定门限的子带自适应编码调制方法(AMC)和构造在双正交序列集上的比特交织编码调制方案结合,应用于正交频分复用(OFDM)系统中,提出一种AMC—BIC—OFDM级联系统,通过选择子带最低SNR高于门限且吞吐最大的参数作为该子带的调制参数,提高系统频谱利用率,弥补传统BICM由频率选择相关性和信道准静止性带来的编码分集损失,扩展BICM算法的应用。
3.
As to the time-varying characteristics of wireless channel, HSDPA and LTE system adopt adaptive modulation and coding (AMC) and hybrid ARQ as two main link adaptive technologies.
HSDPA和LTE系统针对无线信道时变特性,采用了自适应编码调制(AMC)和混合反馈重发(HARQ)技术,从而在保证QoS的前提下,最大限度的利用频谱资源,提高数据传输速率。
5) adaptive modulation and coding
自适应编码调制
1.
The scheme is scheduled through combining multi-level adaptive modulation and coding with hybrid automatic repeat request protocol.
该方案利用自适应编码调制技术与混合自动重传技术交互协作,使发射端可以根据反馈延时信息自适应调节调制模式,选择发射权以及自动重传数据。
2.
This paper firstly proposes a point-to-point cross layer design based on adaptive modulation and coding(AMC)at physical layer and hybrid automatic repeat request(HARQ)at data link layer,and then provides an end-to-end cross layer design scenario by jointly considering transmission control protocol(TCP) at transport layer.
提出了一种基于物理层的自适应编码调制(AMC)技术和数据链路层的混合自动请求重传(HARQ)技术的点到点跨层设计。
6) adaptive modulation and coding
自适应调制编码
1.
Combined with the adaptive modulation and coding technology,this algorithm reallocates the residual power by effectively utilizing the discrete modulation orders according to the different priorities of sub-channels under the limitation of quality of service over the block fading channel.
在满足服务质量要求的前提下充分利用星座图尺寸的离散性,将残余功率按照各子信道的不同优先级进行二次分配,并结合自适应调制编码技术改善低信噪比时的系统吞吐量。
2.
Adaptive Modulation and Coding (AMC) is one of the key technologies for High Speed Downlink Packet Access (HSDPA),and it can change the style of modulation and coding according to channel quality, thus reasonably using and allocating system resources.
自适应调制编码(AMC)是高速下行分组接入(HSDPA)的关键技术之一,它可以根据信道质量情况的改变调整调制与编码方式,从而合理地利用和分配系统资源。
3.
Adaptive modulation and coding is a key link adap ta tion technology to overcome the time variable in wireless channel The l ink adaptation technology includes adaptive transmit power control, adaptive mod ulation and coding, adaptive frame length control etc This paper introduces two adaptive modulation and coding and analysis their merits and disadvantage
自适应调制编码技术是克服无线信道的时变性的一种重要链路适应技术。
补充资料：自适应自整定调节
分子式：
CAS号：
性质：在调节系统中，对象的动态特性往往是变化的,如果变化不大或调节的质量要求不高时，可以采用固定规律的调节器，假若变化大，质量要求又高时，需要选择可变规律调节器。调节器参数的改变是直接按照对象特性的变化进行的，叫作自适应调节。对象的识别和调节器的规律的计算都用一个计算装置进行，就叫自适应自整定调节，或简称自整定调节。
CAS号：
性质：在调节系统中，对象的动态特性往往是变化的,如果变化不大或调节的质量要求不高时，可以采用固定规律的调节器，假若变化大，质量要求又高时，需要选择可变规律调节器。调节器参数的改变是直接按照对象特性的变化进行的，叫作自适应调节。对象的识别和调节器的规律的计算都用一个计算装置进行，就叫自适应自整定调节，或简称自整定调节。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条