coding delay 中文意思是什麼
coding delay
解釋
編碼（脈沖）時延-
In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab
針對無連接和面向連接的各種復雜網路環境下，通信頻帶資源緊張，音頻傳輸帶寬有限且復雜多變，而各種音頻數據又日益增多的局面，本文研究小波分析在信號處理方面的數學依據和在數據壓縮方面的實際意義，在前人不斷工作的基礎上，提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法，兼考慮了編碼效率、多碼率和壓縮時延多個方面，並在matlab環境下做了模擬實驗，對各種音頻信號及多種小波函數做了模擬結果比較，實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果，達到多碼率下實現實時編解碼的過程，在高速dsp晶元等硬體設備支持下，可以有效應用於實際復雜多變信源編碼。 -
Spatiotemporal coding in fitzhugh - nagumo neural network with time delay
神經網路的時空編碼 -
From its realization, the local short - delay interconnection method, the coding symbol synchronization method of multidimensional tcm, and the reliable receiving structure of high - speed dada are advanced
同時根據工程實踐總結了vd基於網格圖的短時延局部連線設計方法、接收端的多維tcm編碼符號同步方法，設計了高速數據的可靠接收結構。 -
Currently, research focuses of industry include speech coding with low bit rate, low delay, low complexity and good perceptual quality
比特率低、時延小、復雜度低、音質又好的編碼方法是目前國內外民用工業研究的熱點。 -
Subsequently, taking into consideration the characteristics of audio data over internet including delay, jitter, packet loss and etc., we propose a series of methods for solving this above problems, such as pre - storage technology, buffer technology, dynamic adjustment of the voice - coding rate to the state of network and integrated media synchronization playing mechanism, and etc. in the end, simulation on 10 / 100m lan is made using the above methods, and the result of the experiment demonstrates the method has good performance and can improve the quality of the audio data transmission
其次本文還深入研究了語音數據在非實時的internet數據網上的傳輸特性，這些特性包括延時、延時抖動、數據包丟失等。在本文的設計方案中提出了針對這些問題的解決方法，包括預取機制、設置緩沖區技術、動態速率調節技術以及媒體綜合同步播放機制等。最後採用這些方法在10 100m局域網上做了模擬實驗，實驗結果表明本文提出的方法是有效的，在網路狀況惡劣的情況下能夠改善語音播放質量。 -
In communication function the winsock interface was adopted to coding so that the software can be run on more operating systems. this paper proposes a vr - based telerobotic system for providing both visual and rapid information. the proposed system reduces the influence of time - delay on real time
）通訊通道中的多種信息分時復用傳輸；採用visualc + + 6 . 0的winsock網路編程介面實現網路通訊功能；為了使用戶獲得良好的交互界面，設計了基於虛擬現實的交互方法，雙向通訊結構可以降低傳輸滯后對系統實時性的影響。 -
But, to gain the high quality and low baud rate, g723. 1 pays out the costs, such as the high complex of coding arithmetic, high delay and large store space. each of them brings up the difficulties of its real - time implementation
G . 723 . 1的高質量和低碼率是以其高復雜度的編碼演算法、較高的延遲以及較大的存儲空間換得的，這也大大增加了它的實時實現難度。 -
Because using ofdm, a frequency - selective fading channel can be transformed into multiple frequency - flat fading sub - channels, in the coding process, spatial diversity ( due to multiple antennas ) is integrated with frequency diversity ( due to delay spread ), therefore, the proposed code can provide higher diversity gain than space - time code alone
該編碼利用正交頻分復用把頻率選擇性衰落通道變換成平衰落通道的特性，同時引入了基於多天線的空間分集和基於時延擴展的頻率分集，比空時編碼具有更高的分集增益。 -
Meanwhile, with the intercross and penetration of different knowledge, wavelet theory has applied to many other fields successfully. for example, in the video coding, with the multiresolutional nature of wavelet analysis, three dimensional wavelet video coding has been shown to be competitive with standard coders. although 3 - d wavelet video coder usually require a larger buffer and incur a longer delay than standard coders, an important feature of the 3 - d wavelet approach is the support of scalabilities in the compressed video
同時，隨著各門學科間的相互交叉與滲透，使得小波理論成功地在許多領域得到了廣泛的應用。例如，在視頻方面，由於小波本身的多解析度的數據結構為支持可伸縮編碼提供了一個良好條件，所以與標準視頻編碼相比，小波編碼方法具有更大的發展前景。 -
Space - time block codes ( stbc ) based on orthogonal design has attracts enough attentions in its applications in mimo - ofdm systems for its full diversity exploiting and low coding / decoding complexity. these applications include not only system performance improvement, but also reduction of the peak to average power ratio in mimo - ofdm systems. under these backgrounds, this paper first studies space - time block codes under the single carrier, flat fading situation, discusses the encoding / decoding principle and its performance under different channels. then, the author focused on the performance of space - time codes under time selective and frequency selective channels, uncovered the fundamental cause of how maximum doppler shift and power delay profile influences the performance of space - time codes through deduction and simulation
在上述背景下，本文以單載波，平坦衰落通道下的空時分組碼為切入點，深入分析了其編譯碼原理和在不同通道情況下的性能;以此為基礎，後文展開了對空時分組碼在多載波，時間選擇性和頻率選擇性衰落通道下的性能研究，通過理論推導和充分的模擬，揭示了空時/頻分組碼在時頻選擇性衰落通道中的性能變化的根本原因;在以上對多載波系統中空時分組碼的研究的過程中，作者發現了空時分組碼在降低系統峰平比方面應用的可行性，提出了一種降低峰平比的新方法。 -
Several topics on coding and modulation theories of uav communication were discussed in this thesis. by analyzing features of uav communication, difference on three aspect between uav and satellite / civil mobile communication were pointed out, i. e. rapidity of the channel state parameters changing when low - altitude flying, wide range of the signal to noise ratio ( snr ) in receiver, and demand on transmission delay
無人機通信與衛星通信、移動通信有相似之處，也有明顯不同，主要是：無人機低空飛行時通道參數變化劇烈，通信中接收機信噪比變化范圍大，要求傳輸時延短。 -
Fpga implement structure of the delay estimation is put forward and the way of realizing each sub - model is discussed in detail. the verilog hdl coding and simulation are performed and the results show that the capturing and tracking method is accurate and feasible
4 、給出了整個時延估計演算法的fpga實現結構，對其中的各個模塊的可實現途徑進行了詳細的討論，完成其硬體描述語言veriloghdl的設計，給出了硬體模擬結果，驗證了演算法的可行性。 -
Among the standards which are established using mixed coding technology, g. 723. 1 has the highest efficiency, and widely used in many fields. but to gain the high quality and low baud rate, g. 723. 1 pays out the cost, such as the high complex of coding arithmetic, high delay and large storage space. each of them bings up the difficulties of its real time implementation
G . 723 . 1演算法是目前制定的一系列採用混合編碼技術語音編碼標準中效率最高的，以其卓越的性能被廣泛應用在各種領域。但它的高質量和低碼率，是以高復雜度的編碼演算法、較高的延遲，以及較大的存儲空間換得的，這也大大增加了它的實時實現難度。
分享友人