音頻晶元 的英文怎麼說

中文拼音 [yīnbīnjīngyuán]
音頻晶元 英文
hd audio
  • 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...
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 音頻 : [物理學] [電學] audio frequency; vf （voice frequency）音頻電路 voice frequency circuit; 音頻振蕩...
  1. 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。
  2. In this dissertation the ts demultiplex task and ac - 3 decoding task in mpeg - 2 protocol are scheduled by 2 policies. one is the buffer - drive policy and the other is deadline - drive policy. some experiments have been done to confirm the policy and the arguments of the scheduling

    本文根據hdtv信源集成解碼晶元的工作原理，對mpeg - 2協議中的ts流解復用任務和ac - 3音頻解碼任務提出緩存驅動和時限驅動兩種調度策略。
  3. With argumentation and comparing the difficulty of developing in different ways, in multimedia communication the terminal make up with mpeg - 4 encoder and decoder based on vw2010 chip, main controller based on x86 core and pc compatible stpc soc chip, ethernet adapter based on rtl8139. and this hardware platform can run linux operation system. the following works are done by auther. 1. participate in designing the project of multimedia terminal

    經過論證和比較，權衡了開發難度和系統性能，在多媒體視頻會議終端設計中採用了基於x86內核片上系統晶元stpc的主控制器模塊，基於vw2010晶元的mpeg - 4音視頻編解碼器模塊，基於rtl8139晶元的10m / 100m以太網適配器模塊的硬體架構，主控制模塊運行linux操作系統，作為多媒體終端的軟體運行環境及軟體開發環境。
  4. Once has the bandits and thieves to intrude guards against the place, the detector launches the wireless coded signal immediately, the networking center number which installs when is apart from defense area 150 meter within the main engine to send out the police whistle sound to report to the police immediately, reports to the police dials to establish in advance or reports to the police the telephone, the handset number, answers in the police telephone to return puts user pre - record to report to the police the pronunciation, long - distance reports to the police, simultaneously comes the real - time transmission through the internet to deploy troops for defense, to withdraw from a defended position, to report to the police and so on the condition, inquires the historic record through the computer network

    該系統還採用美國進口原裝晶元與先進的無線數字高頻技術微電腦cpu控制器主機組成。在防範地點安裝好主機后，並設置在布防狀態。一旦有盜賊闖入防範地點，探測器立刻發射無線編碼信號，安裝在距防區150米以內的主機立即發出警笛聲報警，報警時撥打預先設定的聯網中心號碼或報警電話手機號碼，接警電話里回放用戶預錄的報警語音，遠程報警，同時通過網際網路來實時傳遞布防撤防報警等狀態，通過電腦網路來查詢歷史記錄。
  5. First an analog video signal is decoded by saa7 11 a to form a digital video signal complying with ccir6o1 which then is compressed by an special chip ibms42o, at last, the video es is packed with audio es to form ts by computer

    具體來說，是把模擬視頻源解碼成符合ccir601規范要求的數字視頻源，經專用的mpeg2編碼晶元壓縮形成視頻es流送入計算機，與一路音頻es流打包復用后形成一路ts流。
  6. A scheme of designing audio auto gain control system based on tda7315 is introduced, the diagram of chip matching as well as the software flowing chart are also given

    摘要詳細闡述了一種以晶元tda7315設計的音頻增益控制系統設計方案，同時提供晶元連接關系示意圖及軟體演算法流程圖。
  7. It mainly contains chip circuit and the periphery circuit of it, power circuit, speech input circuit, speech output circuit, debugging circuit and rs232 circuit

    包括:晶元及其外圍電路、電源電路、語音輸入電路、音頻輸出電路、系統調試電路、串口通訊電路等。
  8. If a device supports, for instance, both gsm and bluetooth, the pcm lines from the gsm chipset might be directly wired to the bluetooth chip s pcm audio lines

    例如，如果設備同時支持gsm和bluetooth ， gsm晶元組的pcm線路可以直接與bluetooth晶元的pcm音頻線路連接。
  9. H. 323 is the standard about multimedia communication released by itu - t. tm1300 including a very powerful, general - purpose vliw processor core ( the dspcpu ) that coordinates all on - chip activities is a media processor for high - performance multimedia applications that deal with high - quality video and audio. the dspcpu implements a 32 - bit linear address space and 128, fully general - purpose 32 - bit registers

    H . 323是itu ? t推出的用於ip分組網路的多媒體通信終端協議， trimediatm1300處理器晶元是philips公司推出的一種基於多媒體應用的具有vliw指令，含有128個通用寄存器， 32位的高性能處理器，它能夠通過編程實現通信協議，完成高質量的音頻、視頻處理和網路介面。
  10. Used in bipolar chipmaking in place of the more expensive gallium arsenide process, sige allows for significant improvements in operating frequency, current, noise, and power capabilities

    在二極體晶元製造中用來代替功耗更高的砷化鎵， sige可以顯著地改善操作頻率、電流、噪音和電源容量。
  11. Since the mpeg - 2 decoding chip is a soc, 32 - bits embedded risc cpu core is used to decode the ac3 and ts bit stream. the risc core is also used to manage the different task in the chip and the video processing unit is realized in asic modules

    論文設計的mpeg - 2系統集成解碼晶元是一個soc ，該soc採用32位嵌入式risccpu核virgo進行音頻ac3和ts流解碼的計算任務，並承擔soc的管理；視頻解碼採用asic實現。
  12. Furthermore, along with the rapid development of multimedia soc chip in our country, it is exigent of developing audio - adcs independent. the principles of - adcs are discussed firstly

    而且隨著我國多媒體soc晶元的迅速發展，也迫切需要自主研發基於cmos工藝實現的低功耗、低成本、高精度的音頻adc 。
  13. This dissertation is concentrated on the design of ess decode project, which make use of mpeg decode ic ess6425 as the core supported by other ic cs4340 ( audio ic ), gl811 ( usb 2. 0 to ata / atapi bridge controller ), etc. on the basis of the decode project, a multi - media mp4 hd player is designed with special features of convenient installment, competitive price and perfect performance

    本研究以美國ess公司的mpeg專用解碼晶元es6425為核心整合其他輔助晶元如cs4340 （音頻處理晶元） ， gl81 （ 1usb2 . 0toata / atapibridgecontroller ）等，設計出一款mpeg - 4多媒體播放器，該播放器具有安裝簡單、價格低廉，功能全面等特點。
  14. In the part of platform designing, proper peripheral chips are chosen according to the audio signal format. and how to achieve channel synchronization in the receiving part is an important aspect of wireless transmission system. in order to solve this problem, three algorithms are used ; those are scramble / descramble, improved over - sampling, and frame synchronization protocol

    在硬體驗證平臺的設計部分，文章根據音頻信號的特點選擇了適當的外圍晶元，並且針對無線傳輸接收端的同步問題，採用了三種演算法來減少失步現象，即擾碼/解擾演算法，改進型的過采樣演算法，以及幀同步協議。
  15. Second, some techniques in the digital surveillance system, including audio and video codec. tcp / ip protocol and ip multicasting, are introduced in the paper. at the same time, the trimedia are referred to, which is a powerful media signal processor and used in the system largely, and the programming api is specified, too

    其次，論文介紹了數字監控系統中所涉及的部分技術，包括音視頻編解碼、 tcp ip協議和ip多播，並簡要概述了用於數字監控系統中的多媒體處理晶元trimedia的特點和編程api 。
  16. Research quality video and audio processing technologies, including standards, algorithms, application and research to meet the needs of users or products related to multimedia chip research and design

    職責：研究高質量的視頻和音頻處理技術，包括標準、演算法、應用的研究以及為滿足用戶或產品多媒體需求進行相關處理晶元的研究和設計。
  17. Buried into this chip are 70 new instructions that will greatly improve the performance of demanded features, such as speech input and video output

    在此晶元中新增了70條指令，它們將極大地改進所要求的特性，如語音輸入和視頻輸出性能。
  18. In this dissertation, an embedded video monitoring system based on network is studied deeply, and then implemented the hardware device drivers to the chip of the vweb company ’ s vw2010. the design is based on the mpeg - 4 technology and embedded linux. the first three chapters of the thesis are to study the video surveillance system ’ s current background, main hardware structure and the main functions of software molds

    本論文的重點:研究了網路視頻監控系統的基本硬體體系結構和軟體功能模塊，提出了一種使用晶元vw2010來實現視音頻硬編解碼的驅動程序設計方法，該設計基於當前最流行的mpeg - 4編碼技術和開源的嵌入式linux操作系統;接著介紹了基於晶元vw2010的能兼容多語言的osd界面設計的幾個關鍵技術;論文最後給出了嵌入式linux下控制多種雲臺鏡頭的研究結果和設計方案。
  19. Based on the analog vhf radios transmit / receive principals, chapter 4 illuminates simply the rf module, if digital module, and audio modules about the " zx08 " project, focused on the hardware design of the digital signal process chip " tms320vc5410 " and introduction of the audio module

    在介紹超短波模擬電臺收發原理基礎上，第四章對zx08項目中的射頻模塊、中頻數字化模塊、音頻模塊進行簡單的說明，重點是項目中的數字信號處理晶元tms320vc5410硬體設計和音頻部分的介紹。
  20. The audio processor captures four channels, codes them by the way of pcm, and then sends them to compress

    音頻處理部分也能完成四路音頻的a / d轉換，經過pcm編碼後送到壓縮晶元。
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