English translation for "差分解调"

differential demodulation

Related Translations:

完全解调:  perfect restitution

差分检测:  differential detection

对称差分:  symmetric difference

累差分:  repeated difference

差分装置:  differential attachment

差分方程组:  system of difference equation

差分检波:  difference detectiondifferential detection

有限差分:  difference; finitefinite differencefinite-difference

差分方程:  difference equationsdifferential equationfinite difference equationfinite-difference equationrecurrence relation

差分编码:  delta encodingdifferential codingdifferential encoding

Example Sentences:

	1.	In the third part , a new adaptive trellis coded modulation ( atcm ) solution was presented . we analysis the best coding scheme in different channel modes , different snr and different demodulation solution 仿真结果表明，在解调观测长度相同的情况下，其性能和多码元差分解调方式大致相同，但大大简化了接收机结构。
	2.	It need n ' t to distill coherent carrier and there is no trouble such as phase faintness , loop hit etc . the packaged wave of n / 4dqpsk is comparatively tiny , which is appropriate to the mobile communication / 4dqpsk信号包络起伏相对较小，比较适合移动通信。此外，它可以采用差分解调，也可以采用相干解调的方式。
	3.	In this thesis , we focused our attention on demodulation and digital signal processing ( dsp ) technique in the dpsk differential detection system used in pico - satellite test and control instructions , mainly from the point of view of software 论文围绕皮卫星通信中测控指令的dpsk差分解调系统，重点从软件角度对通信解调技术和数字信号处理的一系列问题进行了实践和研究。
	4.	The receiver unit mainly consisted of the digital down converter , matched filter , integration and dump module , power detector , symbol tracking processor , differential demodulator , parallel - to - serial conversion module , output processor and afc module 接收部分主要有数字下变频、数字匹配滤波器、积分清洗、功率检测、符号跟踪处理、差分解调、并串处理、自动频率跟踪处理等模块。
	5.	( decoding the signal from handsets correctly , which depends on whether the comprehension about the channel decoding protocols concerned is right and whether a pattern for data - storing can be developed . ( the rather high requirement for real time processing 解调采用的是2bit差分解调，解调后根据不同信道的类型采用不同的解码方式，再将解码的结果放入与信令模块共享的双口ram ，以便信令模块取走。
	6.	Moreover , the demodulation is simulated with matlab to ensure the essential conditions for the detection system to run normally . ( 2 ) a simple and general hardware stage is built , on which the dpsk signal will be differentially demodulated and processed 在给定系统的技术指标基础上，利用matlab对解调过程进行仿真，确定差分检测系统正常工作需要满足的条件； ( 2 )采用软件无线电的思想，构造了简单通用的硬件平台，软件完成dpsk差分解调和数字处理。
	7.	In this paper , research on the algorithm of complete digital if and baseband transmission system and the realization of transmitter and receiver . / 4 - dqpsk is chosen as digital modulation scheme . the scheme of demodulation is baseband differential detection . sliding correlator can realize the symbol synchronous acquisition ; early - late gate synchronizer is used to do symbol synchronous tracking 系统的发射机选定/ 4 - dqpsk为调制方式,接收机采用基带差分解调的非相干解调方式,滑动相关器捕获发送的pn序列,早迟门同步器跟踪符号同步,使用相关器对同步后的符号进行最佳判决,并在这些算法实现的基础上,实现了直接序列扩频和解扩技术。
	8.	In the second part , the necessity of employing differential demodulation in rapid changing channel was explained , performance of multiple symbol detection of mdpsk and decision feed back multiple symbol detection were analyzed . then we present a new differential demodulation algorithm . the decision data is used to recover the carry phase . given the same observation intervals , this demodulation algorithm has almost the same performance , but the receiver is much more simplified 第二章首先指出了信道参数变化剧烈的情况下，采用差分解调的必要性；分析了多码元差分解调和数据判决反馈解调算法的性能和抑制噪声的能力；在此基础上提出了一种新的差分解调方案：利用判决数据辅助进行载波恢复，即在判决数据的辅助下，采用fir ( finantimpounsrespouns )结构对载波相位进行预测的一种算法，精心设计了该算法的实现结构。
	9.	This project study the all - digital modulation and demodulation of / 4 offset differentially encoded quadrature phase shift keying ( / 4 - dqpsk ) . then use / 4 - dqpsk digital modulation and baseband differential demodulation technology to implement digital signal transmission . the bite rate is 500kb / s and the intermediate frequency is 2mhz 本课题对/ 4 - dqpsk的全数字调制解调技术进行研究,利用/ 4 - dqpsk数字调制和基带差分解调技术实现数字信号的传输,实现传输码率500kbps ,调制中频2mhz 。
	10.	Signal forming and different demodulation of gmsk baseband signal are mainly discussed in the dissertation . gauss filter , phase integral , sin table , matched filter , calculate angle , bit - synchronization 、 output filter 、 a / d 、 d / a and etc of gmsk baseband signal are carefully studied through software emulation in systemview environment . the modulation and demodulation of gmsk baseband signal are carried out by the way of using tms320vc549 of ti to integrate software and hardware 本文重点讨论了gmsk基带信号的形成以及gmsk基带信号的差分解调,系统在systemview的环境下进行了软件仿真,通过对系统的仿真工作,仔细的研究了gmsk基带信号的高斯预滤波器、相位积分、 sin查表、匹配滤波器、相角计算、位同步、帧同步、输出滤波、 a / d和d / a等。

Similar Words：

"差分检测" English translation, "差分检流计" English translation, "差分键控" English translation, "差分接口" English translation, "差分结构" English translation, "差分近似" English translation, "差分近似法" English translation, "差分矩阵" English translation, "差分均衡" English translation, "差分可变电容器" English translation