Deliberate interference of a transmission on one carrier by transmission on another approximately equal carrier, with wobble or noise modulation. 用波动或噪声调制另一个近似相等的载波传输,人为地干扰一个载波的传输。
If the subject matter needs carriage, the Seller shall deliver the subject matter to the first carrier for transmission to the buyer; 标的物需要运输的,出卖人应当将标的物交付给第一承运人以运交给买受人;
If the contract of sale involves carriage of the goods-in handing the goods over to the first carrier for transmission to the buyer; 如果销售合同涉及到货物的运输,卖方应把货物移交给第一承运人,以运交给买方;
Modulate: To mix a voice or data signal onto a carrier for transmission in a communications network. 调制:把声音或数据信号混入承载体内,以便在通信网络内传送的情况。
With the development of research, single carrier transmission systems are found with similar equalization techniques and superiorities. 随着研究的深入,发现单载波系统也有类似的均衡办法与优点。
Research of Adaptive Equalization for Single-Carrier Wireless Transmission System 单载波无线传输系统中自适应均衡技术的研究
Single Carrier-Frequency Domain Equalization ( SC-FDE) technique is different from conventional single carrier transmission technique. 单载波频域均衡(SingleCarrier-FrequencyDomainEqualization,SC-FDE)技术不同于传统的单载波传输技术。SC-FDE采用分组传输,并且在频域均衡。
Another way, single carrier transmission scheme with frequency domain equalization ( SC_FDE) is provided by IEEE 802.16a standard, which is also discussed here. 另外,IEEE802.16a标准提出了单载波频域均衡(SCFDE)传输方案,本文针对该方案中的频域均衡技术也进行了研究。
At the same time, the information is directly multiplied by the chaotic carrier in transmission to drive the receiving system. 同时,信息信号直接与混沌载波相乘作为发射信号驱动接收系统。
This paper presented a general systematic view, application and current development of the power line carrier transmission technology, and clearly compared some existing power line carrier communication chip with each other. 文章不仅全面地介绍了电力线载波通讯技术的特点、应用及其发展状况,还对目前的电力线载波通讯芯片进行了比较;
PSK Carrier Data Transmission System for Well Logging 用于测井的相移键控载波数据传输系统
In view of the problems existed in underground electricity metering technique and management, a kind of long-distance automatic metering technique taking electric carrier transmission technique as core is developed. 针对井下电量计量技术和管理存在的问题,研制一种以电力载波传输技术为核心的煤矿远程自动抄表技术。
A new system, named single carrier block transmission system, is introduced, variable equalization techniques are developed and the performance and complexities are compared. 介绍一种系统,称为单载波块传输系统,并研究了其各种均衡办法,比较了它们的性能与复杂度。
The composition and working principle of the count-transmit module are introduced, based on which several kinds of automatic power meter reading systems are developed: handset, wired transmission, power line carrier transmission, etc. 介绍了计数、传输模块的组成和工作原理,以该计数、传输模块为基础开发了手持机、有线传输、电力载波传输等几种电力自动化抄表系统。
The development of well logging technology leads to the installation of carrier data transmission system in logging apparatus. 测井技术的发展把载波数据传输系统引入到测井仪器中。
The Multi-Dotted Sampling and Frequence Modulated Carrier Transmission of Gas Sensitive Signals as Long Distance 气敏信号的远距离多点采集与调频载波传输
Quadrature amplitude modulation ( QAM) is a way of carrier transmission that has high spectrum efficiency and is easily implemented. 正交幅度调制(QAM)是一种频谱利用率高、实现较为方便的载波传输方式。
Rebuilding the traditional power line carrier transmission system based on the DSP modular design will greatly enhance its capacity and performance. 基于DSP的模块化设计,对传统的电力线载波机进行改造,可大大提高其容量和性能。
While dealing with the main principle of trellis code, this paper presents a new scheme to implement the digital power line carrier transmission system with TCM technology. 在介绍TCM的基本原理的基础上,给出了一种利用TCM技术实现全数字载波机系统的新方案。
Technical Target Distribution for Digital CATV Carrier Transmission System 有线数字电视载波传输系统技术指标分配
By text and sound file transmission instances, compare and discuss the performance difference between QAM modulation and OFDM modulation, validate that OFDM-a multi-carrier transmission technique has the feature that is much fitter for transmitting in multipath channel than QAM-a single carrier transmission technique. 文中还通过文本和声音文件传输实例,对比讨论了QAM调制和OFDM调制的性能差异,验证了OFDM这种多载波传输技术比QAM这种单载波传输技术具有更加适合于在多径信道中传输的特性。
Application and implementation of TCM technology in digital power line carrier transmission system TCM技术在全数字载波机中的应用及其实现
The carrier transmission of signal was realized by pulse carrier remote control technology; 利用脉冲载波遥控技术完成信号的载波传输;
Research on Adaptive Frequency Domain Equalization for Single Carrier Transmission System 单载波传输系统自适应频域均衡研究
In three standards, ATSC is the single carrier transmission system, It is easy to support the fixed receiving, its peak average value quite being small. 在三大标准中ATSC为单载波传输系统,能较好支持固定接收,峰均值比较小。
Superimposed pilot based channel estimation and equalization for single carrier block transmission 单载波块传输系统中基于叠加导频的信道估计与均衡
Then it is compared with the traditional OFDM transmission system in many aspects. As well the combination of these two systems is introduced. The SC-FDE effectively combines the advantages of OFDM and single carrier transmission. 本文首先介绍了SC-FDE传输系统的基本原理,在多个方面与传统的OFDM传输系统进行了比较,并介绍了两者结合的方案,SC-FDE有效的结合了OFDM和单载波传输的优点。
The demand of information to the people become more and more large, the traditional electrical signals as the carrier of the communication system, transmission system will gradually be instead by light for carrier transmission system and communication system. 人们对信息的需求越来越大,传统的以电信号为载体的通信系统、传输系统将逐渐被以光为载体的传输系统与通信系统所代替。
The electroluminescent properties of these phosphorescent polymers were studied, and the effect of carrier transmission groups and the content of phosphorescent iridium complex on the photophysical, electrochemical and thermal stability properties of these polymers were investigated. 研究了这些磷光聚合物材料的电致发光性能,考察了载流子传输基团和磷光铱配合物含量对聚合物材料的光物理、电化学和热稳定性能的影响。
Elaborate the key technology in the single carrier transmission system. 阐述了单载波传输系统中的关键技术。