音頻信號方式 的英文怎麼說

中文拼音 [yīnbīnxìnháofāngshì]
音頻信號方式 英文
voice-frequency signalling
  • 音 : 名詞1. （聲音） sound 2. （消息） news; tidings 3. [物理學] （音質） tone 4. （姓氏） a surname
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  • 音頻 : [物理學] [電學] audio frequency; vf （voice frequency）音頻電路 voice frequency circuit; 音頻振蕩...
  • 方式 : way; fashion; pattern
  1. Emphatically, this paper discusses the pattern of signal and antenna radiation of the system, the design principles and technologies of audio - generator and monitor, and the modification of measurement deviation. through special tests and aviate experiments, it has been proved that the performance of the domesticalized system is better than of the initial system

    文中重點分析了俄制分米波儀表著陸系統的信號格式和天線輻射場型，著重闡述了系統中音頻信號產生器和監測器的設計原理和實現技術，對信號檢測中的測量誤差進行了分析並設計了有效的修正方法。
  2. In this mode 0 - 20 khz musical signals can be compression encoded. for example, it can use 32 kbits signals to compression encode 0 - 15 khz musical signals and compress stereosonic signals into 56 kbits signals. thus it can use a 64 kbits signal to provide stereosonic music of fm radio broadcasting or cds

    用該方式可將0 ~ 20khz的音樂信號進行壓縮編碼，例如，它可用32kbits的速率的信號對0 ~ 15khz的音樂信號進行壓縮編碼，可把立體聲信號壓縮成56kbits速率的信號，因而可用一個64kbits的信號提供調頻無線電廣播或相同於cd音質如身臨其境的立體聲音樂。
  3. The signal format of gps is analyzed, the principle models and mathematical models are established, the ber performance is analyzed in a channel interfered with wide - bandwidth awgn, narrow - bandwidth awgn, transmitted signal, single - tone signal respectively. based on the results above interference methods are discussed and simulated. then the performance of code acquisition and code trace of a digital gps receiver are discussed. the modem of linkl 1 and link4a are modeled and their ber performances are analyzed and simulated in channel s interfered with awgn, single - tone signal and multi - tone signal respectively

    建立了jtids的收發終端的數學模型，分析它在噪聲干擾、相關干擾、互相關干擾下的誤碼性能，提出較佳的干擾方法和干擾碼型，並進行模擬模擬；分析了gps的信號格式，建立了gps的原理框圖模型、信號數學模型，並對其在寬帶噪聲干擾、窄帶噪聲干擾、轉發干擾、單頻干擾等情形下的誤碼性能進行了分析比較，提出相對較佳的干擾方法，並做了計算機模擬，針對一數字式gps接收機中擴頻碼捕獲與跟蹤環的特性進行分析；建立了link11和link4a數據鏈調制解調數學模型，對它們在噪聲干擾、單音干擾、多音干擾等下的誤碼性能進行分析，最後對干擾情況進行了模擬模擬。
  4. The voice recording instrument adopts 8bit pcm and 4bit adpcm voice coding and decoding mode, can record the eight - channel voice signal simultaneously. it can save the recorded data in the flash memory or in the pc through the ethernet. the recorded voice signal data also can be played back

    該語音記錄儀採用8位pcm或4位adpcm語音編解碼方式工作，可實現8路音頻輸入信號同時錄音;能夠將錄制的數字語音數據存儲在nand型flash中或通過以太網介面上傳到pc機存儲;能夠將錄制的數字語音數據進行回放。
  5. Usually point a kind of inside to pack the arithmetic figure cent the network with the box of the power enlarger. arithmetic figure type the power enlarger for method for signal for inputting for arithmetic figure comparing, at with arithmetic figure signal handling again and again partitioning the empress, then and respectively these signals transformation is imitating the signal, then again from eachly from of box enlarge the empress to go to again to push the the cowgirl in the box to pronounce the unit

    通常指一種內裝數字分頻網路和功率放大器的音箱。數字式音箱輸入的信號為數字比特流，在用數字信號處理的方法將音頻頻譜分割后，便分別將這些信號變換為模擬信號，然後再由各自的功率放大器放大后再去推動音箱中的相應發音單元。
  6. For digital audio encoding and decoding modules, delta - sigma modulation is introduced and audio data, preambles with accessorial data are multiplexed according to the digital audio interface standard ; for carrier wave, pll frequency synthesizer is used ; for frequency modulation, voltage control oscillator is taken ; for demodulation, pll frequency discrimination is adopted

    調制方式，並按照數字音頻介面標準對音頻數據、同步字和附加信息進行通道復用;對于載波信號，採取鎖相環頻率合成技術手段;對于頻率調制，採用壓控振蕩器;對于解調電路，採取鎖相環鑒頻電路。
  7. To develop a new approach so as to realize music fountain control with high quality, this paper describes the control design for music fountain system based on the industry personal computer. pwm frequency conversion timing, preprocessing, predicting and compensating algorithm, and software signal control in advance are adopted, which realize color music spring control with high quality, provide a new advanced method for the control design of music spring

    本文採用pwm變頻調速、預處理、預測補償控制和基於數據庫的軟體信號提前控制方法，提出了一種新的先進的音樂噴泉設計方案和控制途徑，並與傳統設計方案進行了分析比較，用面向對象的編程方法完成了對當今較為流行的mp3音頻格式的解碼，同時實時提取了音頻信號。
  8. Transmition velocity relys on the style of encode and modulation essentially during modern data transmition for the quality of using line bandwidth and the immunity of code ties on them tightly. but it is important that the velocity of data transmition reaches its limitation in fact for the interface of environment and cross - talk. so for the improvement of transmition velocity, we must analyze the characteristics of noise signal and the model of line deeply and then take some useful measures to better the immunity of modulation wave

    在現代通信的數據傳輸過程中，傳輸速率本質上是由傳輸的編碼方式和調制方式決定的，因為編碼方式和調制方式直接決定了線路頻帶利用率和碼元抗干擾能力的好壞，因而直接決定了傳輸速率；但是在實際應用過程中，數據傳輸速率是不可能達到理想狀況的，因為環境干擾、串音干擾等因素的存在使得線路的頻帶不可能被完全利用起來；因此，必須認真分析線路的噪聲信號的特性以及噪聲線路的模型，以便在編碼方式和調制方式中針對性的做一些改進措施以改善調制波形的抗干擾能力，使得傳輸速率能夠進一步提高。
  9. It has been playing an important role in equipping all kinds of arms and services for campaigns, tactical exercises and emergent actions etc. based on the detailed analysis of the exchange ' s architecture and implementing, this thesis points out some disadvantages of the device, such as too many absolute components, not very high enough reliability and security, very large size and weight, operating and maintaining difficultly. considering low power requirement and man - machine interface optimizing design at the same time, the thesis come up with an integrated design scheme to the previous device based on " mcu + cpld / fpga architecture " : ( 1 ) signal frequency dividing, timing frequency producing, 20 customers " led states controlling are implemented in cpld ; ( 2 ) decoding, latching data and controlling signals are implemented in cpld by bus interface between mcu and cpld ; ( 3 ) chip selecting principles and mcu idle mode design are completed under the consideration of low power requirement ; ( 4 ) operation by chinese lcd menus is adopted in the man - machine interface

    本項目以該交換機為研究對象，在詳細分析原設備的系統結構和功能實現方式的基礎上，指出該機型在使用過程中存在技術相對陳舊、分立元件過多、可靠性和保密性不夠、體積大、重量大、維修困難等問題，同時結合系統的低功耗需求和優化人機介面設計，本文提出基於「單片機+ cpld fpga體系結構」的集成化設計方案：在cpld中實現信號音分頻和計時頻率生成電路、 20路用戶led狀態控制電路； cpld與單片機以總線介面方式實現譯碼、數據和控制信號鎖存功能的vhdl設計；基於低功耗設計的器件選型方案和單片機待機模式設計；人機介面的lcd菜單操作方式。
  10. It has been used in the powerful areas for many years. in these areas, it ’ s a very important communication mode to transmite voice, datas and telecontrol signal by the plcs using lower frequency through the power lines which are high than 10kv

    電力線通訊並不是什麼新技術，早在數十年前就已經在電力系統的使用。在中高壓線路上（ 10kv以上）上通過電力線載波機使用較低的頻率（ 40khz 500khz ）傳輸語音、數據和遠動信號，是電力部門一種重要的通訊方式。
  11. In chapter 2, some previous compression arithmetics are analyzed in arithmetic structure and maths reasoning. comparing each arithmetic, merits have been reserved and defects have been abandoned. meanwhile, special process and general dealing of autio - signal have been analyzed, which provide bases to improve old compression arithmetic

    第二章從分別演算法結構和數學推理的觀點分析了前人提出的幾種壓縮編碼方法，去粗取精，並且從理論上分析了壓縮的極限和總體思路；本章還單獨分析了音頻信號的特殊處理方式和常用做法。
  12. Method by which video and audio signals are sent from venues to the ibc

    音頻和視頻信號由場館向ibc傳送的方式。
  13. Mke - 810 encoder is able to provide high - quality video, audio compression with mpeg - 2 encoder. it provides efficient rate and cache control can be both high and low bit - rate high - definition quality. it mp ml with mpeg - 2 video coding standard resolution of 720 576 25. 2m - 20m programs for each output bit rate adjustable. meanwhile a variety of interface and high performance core of the larger independent mpeg - 2 module integrated within the box. meet efficient installation

    採用4 : 2 : 2數字視頻和20位數字音頻編解碼技術內置時基校正和幀同步功能，保證信號的傳輸質量單模傳輸方式，波長為1310nm或1550nm ，傳輸距離可達100公里
  14. This project takes tdm ( time - division multiplexing ) to transmit three signals ( vedio, audio, data ) in one fiber

    本系統採用時分復用方式將三路信號（視頻、音頻、數據）在一根光纖上進行傳輸。
  15. Cobranet audio network technology is the development trend of audio transmission and switching, as the pace of the broadcast digital and networked development is stepping. cobranet audio network technology transmits and distributes real - time and uncompressed digital audio signal. compared with analog, this technology not only transmits high quality audio, but also economize cost. now many broadcasting stations, gymnasiums and meeting places start to make use of this technology to build their network systems. in order to operate and maintain these networks, network managing software aiming at application will be needed

    Cobranet音頻網路技術利用快速以太網傳輸和分配實時、非壓縮的數字音頻信號，在保證傳輸高質量的音頻信號的同時，與傳統的模擬方式傳輸音頻信號相比，大大降低了電纜布線等成本。目前很多廣播電臺、體育中心以及大型會場都開始利用該技術組建自己的音頻網路系統，而要運行和維護這個網路系統，需要開發專門基於cobranet技術的面向應用的網路管理軟體。
  16. This dissertation studies and discusses the key technologies of the cobranet audio network technology, meanwhile, analyses the possibility and advantages of adopting network to transmit high quality digital audio signal. this dissertation introduces the concept of cobranet device and audio network system, and introduces the basic theory of snmp and administration of networks, then discusses the trend of software of administration of networks

    本文對cobranet音頻網路技術進行了研究和闡述，分析了採用網路傳輸高質量的數字音頻信號的可能性以及相對于傳統模擬方式進行音頻信號傳輸的優勢，在此基礎上介紹了cobranet設備的概念以及利用交換機和cobranet設備組建成的音頻網路系統。
  17. Hfc applies the sub - carrier fdm technology, with video, data and voice signals simultaneously transmitted on the coaxial cable via the modem

    Hfc採用副載波頻分復用方式，各種圖像、數據和語音信號通過數據機同時在同軸電纜上傳輸。
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