通道號 的英文怎麼說
中文拼音 [tōngdàoháo]
通道號
英文
channel number-
And then facing the problem of the channel estimation of the adaptive modulation system, we conclude out the channel estimation algorithms on maximum likelihood ( ml ) estimation and maximum a posteriori ( map ) estimation under the condition of flat fading channel and selective fading channel in detail. to meet flat fading channel, we simulate the relationship of the ratio between the error covariance in map estimation and ml estimation and pilot symbol message length. the conclusion can be drawn from these results
接著，對自適應調制系統中的通道估計問題難點，詳細推導了平衰落通道條件下和選擇性衰落通道條件下最大似然（ ml ）估計和最大后驗概率（ map ）估計演算法，針對平衰落通道，我們模擬了map估計和ml估計的方差與導頻符號長度的關系，模擬結果表明，錯誤方差受多譜勒頻率的變化影響最大，並且對實際的自適應調制系統，導頻符號長度的取值超過20個符號長度時， map通道估計明顯優于ml通道估計。Abstract : radiate thermometer uses a high definitive operation circuit in the modulation and linerization of weak optical signals. the theory of colorimetry was used in measuring the temperature. analogic channel and digital interfaces were added in order to expand the instrument. a kind of double channel ' s photocolorimeter including its hardware and software is introduced
文摘:輻射測溫計採用高精度運算電路，對光弱信號進行調制和線性化處理，運用比色法原理對溫度進行檢測.為了便於儀器擴展，增加了模擬量輸出和數字介面，並對光纖式雙通道比色高溫儀的硬體與軟體的關鍵部分作了簡要介紹Moving - block signaling system indicates the development tendency of urban rail transit signaling system
移動閉塞是城市軌道交通信號系統的發展方向。In this dissertation, the analog - digital channelized receiver is studied. the optimized system, spectrum reconstructing and accuracy signal frequency estimation algorithms are researched
本文研究了模數混合通道化接收方案，著重研究其優化結構和關鍵技術以及線性調頻信號參數估計演算法。Based on upper study deeply the efficient digital channelized architectures based dft polyphase filter banks to deduce and establish several kinds channelized digital receiver mathematic models for real signal
在此基礎上深入研究了基於多相dft濾波器組的數字通道化高效結構，推導並建立了實信號通道化數字接收機的多種數學模型。Through the pedestrian crossing traffic signal control to comply with the provisions of signal through no traffic signal control of the crossings, it should be noted vehicles, not chasing mengbo
通過有交通信號控制的人行橫道，須遵守信號的規定；通過沒有交通信號控制的人行橫道，須注意車輛，不準追逐、猛跑。Improving the signal quality of a voice - grade data line to improve the speed or accuracy
改善聲音通道數據線的信號質量以提高速度或精度。The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part
本文所作的主要工作及研究成果主要有以下幾個方面： （ 1 ）對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究，為建立一個較為完備的自導模擬系統提供了理論基礎； （ 2 ）討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響，建立回波信號的數學模型、環境場中的噪聲信號模型（包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等）與海洋混響模型，模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號； （ 3 ）深入研究並建立了自導模擬系統的總體框架，給出各個具體功能模塊組成，討論了聲自導系統對信號的時域與空域處理，並結合模擬程序中陣列信號處理模塊，給出固定多通道波束形成的模擬實現過程； （ 4 ）根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體，通過網路與控制系統相連，組成完整的魚雷模擬器。In this paper, the signal processing of sum and difference patterns of amplitude dual - plane monopulse radar and the effect of amplitude - plane non - consistency are analyzed from the coordinates relationship of four - horn antenna at length, and its corresponding simulation is verified, which bring convenience to engineering implementation
文中從四喇叭天線的位置坐標關系，詳細分析了雙平面振幅和差式單脈沖雷達信號處理過程以及三通道幅相不一致性的影響，並且進行了相應的模擬，為工程實現帶來了很大的便利。Road traffic signs. pannel decor catalogue. part 4 : typological characteristics of directional informatory signs
道路交通信號裝置.道路交通標志.信號牌分類.第4部分:交通標志牌尺寸Road traffic signs. pannel decor catalogue. part 7 : dimensions and composition rules for directional informatory signs
道路交通信號裝置.信號牌裝飾分類.第7部分:方向牌尺寸和組成規則Secondly an infrasonic array was constructed. the array is made up of three detectors with about 1 kilometer distance between each other. the three detectors are connected with telephone line
其次構建次聲陣列，用三個相距約一公里的次聲探頭構成次聲三元接收陣，它們之間用電話線傳輸數據，合理地布置各陣元的位置和方位，三路信號通過採集卡上的不同通道號輸入計算機。In second part, the feasibility and necessity that a internuncial line of the railroad hinge ( lishu bay - cai yuan dam ) participate in new no. 1 light railway in chongqing is analyzed, at the point of technology and economy, at the same time, the pattern of operation and management is being probed. at last, the methods of joining and transferring among state railway. outskirts railway and routine public traffic is been analyzed
本文第二部分對重慶鐵路樞紐內梨樹灣至菜園壩一條重要聯絡線參與重慶輕軌交通新號線進行研究，首先介紹重慶市客運現狀和交通路網現狀，結合重慶市鐵路樞紐的調整規劃，通過對梨菜線參與城市軌道交通的幾種運營模式和管理模式的比較，提出了一個比較適合重慶市特點的運營管理方案，並從技術、經濟、政策方面分析了其可能性和可行性。Common channel interoffice signaling
共有通道內部局信號Mobile allocation channel number macn
移動分配通道號Absolute rf channel number arfcn
絕對射頻通道號Absolute rf channel number
絕對射頻通道號Is the uart channel number connected to the csr chipset
是連接到csr晶元組的uart通道號。Data storage and transmission are finished by fpga, the communication between system and host done via pc104 bus
通過pc104總線，數據以文件的形式按不同的採集通道號存入硬盤。Cell broadcast messages are classified by topic and allocated a channel number, message code, update number, and language
小區廣播消息按主題分類，給每條消息都分配了通道號、消息代碼、更新號和語言。分享友人