頻率協調 的英文怎麼說
中文拼音 [bīnlǜxiédiào]
頻率協調
英文
frequency coordination-
The research on carrier spectrum, modulation schemes and signal codes of plc networks has received much attention, while the mac protocol of plc networks is usually adopted from general - media computer networks
目前國際上注重研究plc網路的載波頻率、調制方式、信號編碼等關鍵技術。而對于plc網路的mac協議，卻通常採用修改的常規計算機網路的mac協議。Corticofugal modulation of frequency tuning of inferior collicular neurons in big brown bat, eptesicus fuse us chinese science bulletin, 2000 in order to explore the possible mechanism of corticofugal modulation of excitatory frequency tuning curves ( eftcs ) of midbrain neurons, we examine the change of sharpness, frequency - intensity response area, minimum threshold of both eftcs and inhibitory frequency tuning curves ( iftcs ) of inferior coliicular neurons during corticofugal modulation using two - tone inhibition paradigm and micro - electrical stimulation technique
第二章大棕幅聽皮層對中腦下丘聽神經元頻率調諧曲線的調制科學通報， 2000用雙聲刺激的方法和電刺激技術，進一步研究了在激活聽皮層前後下丘聽神經元興奮性和抑制性頻率調諧曲線的銳度、頻率強度反應區域、最低閾值的協同變化Electromagnetic compatibility and radio spectrum matters - meteorological aids met aids - radiosondes to be used in the 400, 15 mhz to 406 mhz frequency range with power levels ranging up to 200 mw - part 2 : harmonized en covering essential requirements under article 3. 2 of the r tte directive v1. 1. 1
電磁兼容性和無線電頻譜情況.氣象輔助裝置.用於功率電平200 mw及以下的400 . 15 mhz到406 mhz頻帶的無線電高空測候器.第2部分:包括r tte指令3 . 2條款基本要求的協調的enThe features of the new type of integration scheme can be described as follow : high division and easy debug are achieved in the scheme ; accumulative total is used, and the discord of integer part and decimal part are avoided in the scheme ; it can divide as well as detect direction ; it can integrate the counter into isp device and then evaluate the maxim frequency of the counter ; it also integrate square wave and some logic devices into isp device, and then improve integration, reliability, stability ; and have the character of software designation instead of hardware designation and in - system programming, and it becomes very easy to modify the circuit and to extend the function
新型的集成化設計方案具有以下特點：細分數高而且調整方便；採用累積計數，避免大小數分別計數的不協調；細分同時完成辨向；可以在isp器件內完成計數功能，從而提高了計數器的最高工作頻率；同時將方波發生器和一些外圍的數字電路集成在一片isp器件內，提高了系統的集成度，性能可靠穩定；具有硬體設計軟體化及在系統可編程的特點，便於電路的修改和功能的擴展。Due to the complexity of the structure and control of cycloconverter - type three - phase hf link inverter for soft - switching based on phase - shift - controlled full - bridge mode, a simple and optimized vvvf control strategy is proposed. this control strategy includes : produced pwm by space voltage vector ( svm ) and equivalent carrier frequency fe = 1 / te are introduced into the pdm control of the cycloconverter ; softened equivalent pwm wave is generated at the notches of hf voltage pulses ; the harmonious control between regulating pulse width by phase - shifted angle and regulating voltage of equivalent pwm is to minimize the harmonics content of output voltage of the inverter
西安理工大學博士學位論文針對這種前級移相全橋軟開關周波變流型三相高頻鏈逆變器結構和控制的復雜性，提出了一種實現簡單而整體優化的vvvf控制策略:將空間電壓矢量產生p姍的方法svm和等效載波頻率fe = 1 / te引入到周波變流器的pdm控制;按高頻電壓脈沖前後沿軟化等效p翎波;用移相調節高頻脈沖寬度和等效p姍調壓協調控制逆變器輸出電壓，在滿足輸出電壓條件下使諧波最小。After analyzing and comparing different partition rules, md32 pipeline architecture is finally defined, which meets the required instruction function, frequency and timing spec of md32. a complete set of creative design method for risc / dsp md32 micro - architecture is presented, such as parallel design, internal pipeline, central control, etc. thanks to the adoption of these design methodology, control path and data path are separated, circuit delay is reduced, and complex instruction operations are balanced among multiple pipeline stages
它們將若干復雜指令操作均勻分配在幾個流水節拍內完成，實現了任意窗口尋址等復雜指令操作，將整個處理器的數據通路與控制通路分離，減小了電路時延，從而滿足了risc dsp不同指令功能和系統時鐘頻率的要求，構成了統一的、緊密聯系的、協調的md32系統結構。The method not only can coordinate evolutionary process inside each population by using an adaptive regulation of crossover and mutation operators, but also can advance the formation of - best design by using adaptive adjustment of the competition frequency between populations
該方法不僅運用交叉運算元和變異運算元的自適應調節技術協調種內進化過程，而且通過種間競爭頻率的自適應調節促進最優個體的生成。Generally speaking, the increase of the slot length and width can make the resonance frequency low, which is not the longer the better, however
一般來說，縫隙長、寬的增加可使諧振頻率點降低，而較大的縫寬也降低了貼片的有效輻射面積，使增益降低，所以需要折衷協調。Because of the complicacy of the circuit, all sorts of influencing factors, such as power and high frequency modulation etc., are considered to strengthen the harmony and the noise - immunity of the system, while the printed circuit board is designed
由於電路復雜，在印刷電路板結構設計中，考慮了功率高頻調制等各種因素的影響，以增強系統的協調性和抗干擾性。This method constructs covariance matrix by utilizing data vectors in different range lines and projects phase error vector into noise sub - space which is formed by eigendecomposing the covariance matrix
該方法利用不同距離單元的觀測矢量構造協方差矩陣，然後通過對協方差矩陣特徵分解得到噪聲子空間，最後將相位誤差矢量向噪聲子空間投影來估計多普勒調頻率。Ofta s responsibilities include the assignment of radio frequencies, investigation into interference complaints, licensing private telecommunications services, prosecution of illegal use of telecommunications equipment, and coordination with frequency management authorities outside hong kong to prevent interference between radio services
工作范圍包括指配無線電頻率、調查無線電干擾投訴、簽發私人電訊服務牌照、就電訊器材的非法使用提出檢控，以及與香港以外地區的頻率管理機關進行協調，以防止無線電服務互相干擾。Frequency coordination agreement between the hksarg and guangdong province
香港特區政府與廣東省簽訂頻率協調協議書The first frequency coordination agreement between hong kong and guangdong was signed in may
香港與廣東省於五月簽訂首份頻率協調協議書。In november, a new frequency coordination agreement was signed between hong kong and guangdong on procedures and standards for coordinating terrestrial radiocommunications services in the frequency band from 30 mhz to 40 ghz
在十一月，本港和廣東省就協調30兆赫至40吉赫頻帶地面無線電通訊服務的程序和標準一事，簽訂新的頻率協調協議書。Fixed radio systems - characteristics and requirements for point - to - point equipment and antennas - part 2 - 1 : system - dependent requirements for digital systems operating in frequency bands where frequency co - ordination is applied v1. 1. 3
固定式無線電系統.點對點設備和天線的特性和要求.第2 - 1部分:頻率協調的頻帶上運行的數字系統的系統相關要求Telecommunications - fixed radio systems - characteristics and requirements for point - to - point equipment and antennas - part 3 : harmonized en covering essential requirements of article 3. 2 of r tte directive for equipment operating in frequency bands where no frequency co - ordination is applied v1. 1. 3
電信.固定無線電系統.點對點設備和天線的特徵和要求.第3部分:在非頻率協調頻帶中運行的設備用包含r tte指令3 . 2條款基本要求的協調的enTelecommunications - fixed radio systems - characteristics and requirements for point - to - point equipment and antennas - part 2 - 2 : harmonized en covering essential requirements of article 3. 2 of r tte directive for digital systems operating in frequency bands where frequency co - ordination is applied v1. 1. 3
電信.固定無線電系統.點對點設備和天線的特徵和要求.第2 - 2部分:在頻率協調頻帶中運行的數字系統用包含r tte指令3 . 2條款基本要求的協調的enOn the basis of traditional chinese medicine channels and collaterals study and bionics, the e - mini cpu underwear adopt the technology of the digital medical treatment to make especially, the magnetized wave of the e - mini cpu underwear can adjust the endocrine and ultimately stimulate the growth of the breast cell in the milk to make you have the beautiful breast without any side effect occurred by the operation. the magnetized wave repeatedly massage and stimulate on the breast, with promotion the blood circulation in the breast, and providing the sufficient nutrition to the breast to make the breast develop secondly
E -美人微電腦納米美胸寶主機所產生的生物磁頻波能調節人體內分泌，產生胸部肌肉運動，加速乳房血液循環，刺激卵細胞的促乳素，進而乳素中脂肪細胞的生長和增大，她所產生的磁頻波頻率對乳房產生反復的調節和協助運動，充分調動您自身的生理潛能，促進乳房的血液循環，為乳房提供充足的營養，加強乳房的代謝，讓乳房健康成長刺激乳頭，促使體內產生高水平的荷爾蒙女性激素，激活休眠細胞，啟動乳房組織二次發育。The paper designed the pn analyzer with using receiver circuit with optimized twice down - convert and highly efficient process arithmetic and comprehensive design and particularly harmonious system. in the system the
該文研製的pn分析儀pnscanner採用了很優化的二次下變頻接收機電路以及效率很高的基帶處理演算法，嚴謹周到的設計和獨特的協調機制。Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically
本文在原有vxi總線四通道計數器模塊的設計基礎上，通過對原模塊缺陷的分析，採用一些新的技術和新的電子器件來重新設計該計數器模塊:採用最新的fpga技術來提高數字電路的集成度，將原模塊中的所有數字電路全部集成在fpga晶元中，這樣不僅能節約成本，還能提高電路的可靠性和測量精度;採用高速的數字信號處理器（ dsp ）取代原有的單片機作為協處理器，來接收vxi發來的各種命令，分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採用轉換速率更高的比較器晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號，能極大提高測量頻率的范圍;採用d / a轉換晶元和隔離運算放大器得到隔離通道所需的比較電平，該比較電平值能夠根據實際需求進行設置，能增強模塊的使用靈活性。分享友人