音信不通 的英文怎麼說
中文拼音 [yīnxìnbùtōng]
音信不通
英文
have no communication-
Letter ratio : point biggest not lose the signal strength of the true voice with at the same time of the emanative noise strength opposite voice for of ratio, usually with meaning, letter comparing more bigly, turn on electricitying the road more small, quality more pure and unadulterated. want to choose the letter the ratio in the product of above. new of summer is with the series the product s letter ratio all in the above, have more professional of performance
信噪比:指最大不失真聲音的信號強度與同時發出的噪音強度之間的比率,通常以表示,信噪比越大,功放電路的相對噪聲就越小,音質就越純正。要選信噪比在以上的產品。夏新和系列產品的信噪比都在以上,有更加專業的表現。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。Furthermore, the network technique only support the voice service cannot meet the communication requirements of people. people hope to obtain multimedia service such as packet data, video and picture phone etc besides voice service. all these need operators and researchers to look after the mobile communication scheme which optimizes spectrum efficiency and expands system capacity to accommodate more users in major metropolitan markets
此外,僅支持語音業務的網路技術已不能滿足人們對信息交流的需求,人們希望能隨時隨地獲取除語音之外的數據、視頻和圖像等多媒體業務,這些因素都促使運營商和研究者尋求頻譜利用率更高、通信容量更大的移動通信解決方案。Jiefu has a strong r d team which organized of state grade acoustic expert, constructs an effective production and quality control system, possesses of denmark loudsoft acoustic design soft and american lms acoustic analysis soft, full set b k2012 acoustic testing system, korea sigma inspect and test system as well as a 520cbm anechoic room, several reliability laboratory and subjective audition room. facilitated by all the above - mentioned resource, jiefus engineers continuously design and create the excellent speaker unit and speaker system
公司憑藉由國家級聲學專家組成的技術研發隊伍,建有一套有效的生產質量控制體系,擁有丹麥loudsoft聲學設計軟體和美國lms聲學分析軟體全套的丹麥b k公司2012電聲測試系統,和韓國sigma測試及試驗系統,並配備有520立方米的消聲室,多個信賴性實驗室和主觀聽音室,通過這些完備的研究開發資源,傑夫工程師不斷設計並生產出優秀的揚聲器單元和系統。In order to overcome this shortcoming, a real - time communications system for pictures and music, based on vod and video - banking technologies has become available commercially. instead of transmitting pictures and music in the text format, it transmits data in encoded signals in proper order and regenerates them on a real - time basis. that is how long - time multimedia communications made possible
為了克服上述缺點,現在推出了一種以vod ,視頻庫技術為基礎的圖象、音樂實時通信系統,它對圖象、音樂等不可以文本格式傳送,而是把編碼信號數據,依次進行傳送,並實時再生,這樣長時間多媒體通信就成可能。Fir ( finite impulse response ) filter is one of the basic algorithms for digital signal processing, which is a kind of important lti discrete - time system, widely used in acoustic processing and image processing area
Fir ( finiteimpulseresponse )濾波器是數字信號處理的基本演算法之一,是一類較為重要的線性時不變系統,廣泛應用於聲音、圖像處理等現代通信技術中。I had had no communication by letter or message with the outer world : school - rules, school - duties, school - habits and notions, and voices, and faces, and phrases, and costumes, and preferences, and antipathies - such was what i knew of existence
我與外部世界既沒有書信往來,也不通消息。學校的規定任務習慣觀念音容語言服飾好惡,就是我所知道的生活內容。而如今我覺得這很不夠。The algorithm have the good one - way property, high sensitivity to initial values and good security due to the intrinsic characteristic of chaotic system and rijndael algorithm. the simulation experiment demonstrates the convenience and good hash performance ; 3 ) a new scheme of digital voice secure communication was proposed based on chaotic modulation without additional synchronization. the modulation sequence generated by chaotic logical mapping was used to encrypt the digital voice signal
混沌系統和rijndael演算法的固有特點使該演算法具有較好的安全性、對初值有高度的敏感性以及較好的單向性能,並且易於實現,是一種有效的單向hash函數; 3 )研究了一種無需同步的基於混沌調制的數字語音保密通信系統的方案,利用邏輯映射產生混沌調制序列,以該序列作為密碼對數字語音進行加密處理,為了更好的隱匿信號特徵,混沌調制在小波分解的基礎上,對不同的通道使用不同的參數進行,並借鑒混沌掩蓋對信息信號進行了限幅處理,使密文完全隨機化。The call log. the name of the contact card containing the number of the voice mailbox is now shown instead of the phone number for the voice mailbox
如果使用了語音信箱,在通訊記錄將顯示包含語音信箱號碼的名片的用戶名字,而不是語音信箱號碼。A large number of data and video information which produced by data terminal and pronunciation information need to transmit in modern communication system
現代通信系統中,不僅僅需要傳輸語音信息,還需傳輸各種數據終端產生的大量數據信息以及視頻信息。In gsm network, point - to - point short message service supports message transmission without traffic channel ( tch ) for mobile subscribers
在gsm網路中,點到點簡訊服務( sms )支持移動用戶不通過話音傳輸就能進行信息傳遞。How to reduce the bit - rate of speech without remarkably degrading its perceptual quality is a question placed in the front of the researchers
如何在不犧牲語音通話質量的前提下盡可能降低話音信號傳輸的比特速率是擺在研究者面前的重要課題。As a result, signals leak across conventional hybrids at all other frequencies causing oscillation in full duplex systems and unreliable vox ( voice operated xmit ) operation in half - duplex systems
因此,在所有不同頻率上信號通過傳統的混合線路,信號泄漏會在全雙工系統和不可靠的vox (話音控制發射)在半雙工系統中的操作中產生震蕩。Based on chinese fire information phrases and the situation for chinese firefighters detecting fire information, the effects of speech rate and tune on intelligibility of fire alarm - related words and sentences under different levels of noise ware investigated
摘要以漢語消防用語為實驗材料,結合消防界面使用環境的高噪音特點,通過工效學實驗,研究不同長度、內容的語音信號在不同噪音水平下的可懂度。In order to solve the problem of speech enhancement in impulsive noise, on the basis of signal subspace decomposition without speech model, a multi - input speech enhancement algorithm was presented
摘要針對沖擊噪聲環境下的語音增強問題提出了一種不依賴任何語音信號模型、適用於沖擊噪聲的基於信號子空間分解的多通道語音增強演算法。The incoming 3g could not only support the existing mobile operations, but also broad band video operations high quality voice packet data transmission and real time video communication. 3g starts a new era of the combination of wireless communication, internet and video
呼之欲出的第三代( 3g )移動通信不僅能提供現有的各種移動電話業務,還能提供高速率的寬帶視頻業務,支持高質量的話音、分組數據業務以及實時的視頻傳輸。Rapid development of data business, growing of packet network technology, and increasing of communication channel capacity, etc, bring this problem the answer : the next generation network will be base on the ip, and it will be to consist of network architecture which are diverse, synthetic and open such as speech sound, data, multimedia etc. the principle of voip ( voice over internet protocol ) is not complicated : at the sending end, sample the analogue speech sound signal, code and compress, then package and transmit it over the packet network
數據業務的快速發展、分組網路技術的成熟、數據網路通信通道容量的不斷增加等給這個問題提供了答案:下一代網路將是基於ip的,下一代網路將是可以提供包括語音、數據和多媒體等各種業務的、綜合的、開放的網路構架,而voip正是這個答案的具體體現。實現voip的原理並不復雜:將模擬的語音信號采樣、編碼並進行壓縮,封裝在數據網路的分組中進行傳輸,在接收端對數據進行解碼、數模轉換恢復成模擬信號即可。This system uses the evm of dual - core tms320vc5471. for the different core configuration, the dsp has a / d and d / a modules to implement speech signal i / o channel, real time implementation of speech coder. meanwhile embedded operation system uclinux is transplanted into it
結合cpu兩個內核不同的體系結構,在dsp內核上連接a / d 、 d / a模塊實現語音信號i / o通道以及實時實現語音編解碼演算法,在arm內核上移植了clinux嵌入式操作系統。Kwun yam temple is very popular among local people, especially on the first 26th day of the chinese new year when kwun yam goddess opens her treasury, believers flock there to borrow the treasure
位於紅?的觀音廟向來香火鼎盛,每逢農歷正月二十六日觀音開庫時,許多善信都會前來向觀音借庫,把附近街道擠得水泄不通。The 26th day of every first lunar month is kwun yam s treasury opening day and many worshippers will go to the kwun yam temple to " borrow from the treasury " which means " to borrow money " from kwun yam. this interesting custom has become popular and the kwun yam temple is filled with people on that day
每年農歷正月二十六日是觀音開庫日,許多善信會到觀音廟借庫,意指向觀音借錢;這個有趣的習俗已成風尚,觀音廟于當天例必水泄不通。分享友人