通信測試器 的英文怎麼說

中文拼音 [tōngxìnshì]
通信測試器 英文
communications test set
  • : 通量詞(用於動作)
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞(古代占卜用的器具) astrolabe
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 通信 : communication; communicate by letter; correspond
  • 測試 : test; testing; checkout; measurement
  1. On the demand of application and according to the soluhons menhoned above, a method of displacement waiting auto - sy ' nchronizing is put forward, which is based on match filters. at the end a complete and speeflc set of hardware circuits and software programs which haplements the scheme, is also presented in the ancle. the synchronization system was tested in the pool and in the shallow wate near m port, the result of the test shows that its performance is satisfactory

    論文著重介紹實現了跳頻系統同步的一般方法,並詳細分析和對比跳頻同步系統的捕獲方案,在此基礎上,提出了一個基於匹配濾波的位移等待式自同步方案,設計、完成並給出了詳細硬體連線電路圖、軟體程序流程圖和部分程序清單,該自同步方法在實驗室水池實驗取得良好的效果,並在廈門港海域進行了現場實驗,具有較低的誤碼率和一定的檢概率,結果令人滿意。
  2. This system can simulate multi - channel calling and called subscribers, complete the calling test. the operation platform is windows nt chinese version. the software is very convenient to use

    本系統中採用tms320lf2407dsp件, tc35gsm模塊,設計並實現了一個基於gsm網路的cqt撥打系統。
  3. So, this paper researches the principle of measuring system of insulating oil dielectric loss and volume resistivity. during the measuring process, the insulating oil must be heated and kept at 90 in 15 minutes. medium - frequency induction heating method is presented to instead of the electrical resistance furnace heating method on chapter 2, and a kind of subdivision - controlled integral - separated digital pid algorithm is designed to control the medium - frequency induction heating apparatus

    本文對恆溫控制系統進行了研究,提出了以中頻感應加熱方式取代原有的電阻爐加熱方式,設計了一種分段控制的積分分離式數字pid控制來控制中頻感應加熱裝置,並設計將恆溫控制系統與介損及體積電阻率系統有機結合為一體機,實驗結果表明該恆溫控制系統完全滿足介損及體積電阻率中的控溫要求。
  4. During the adjustment. it decided the amount and the rate of humidification. the system can test the states of water level by water lever sensor, thereby the main control module can control the entrance and drain of water and give warnings ; as its good man - machine interaction, the system can expediently set the humidity and the amount of humidification and control water - in valve and leading winds through control panel. the system can communicate with computer thereby the net supervise is enabled

    本系統主要能夠完成以下功能:採集空氣中的濕度狀態,並送入主控模塊,主控模塊根據現有的濕度判斷是保持原來狀態還是進行加濕以及加濕量的大小和加濕速度等;能夠過水位傳感水位的狀態,從而過主控模塊控制進水、排水、預報警、報警等;具有良好的人機交互性,能夠過控制面板比較方便地進行濕度設定、加濕量設定、進水閥的控制、導風的控制等;能夠和上位機進行,從而實現網路監控。
  5. The third, after theoretically analyzing, the following practicable methods are put forward : 1 ) automatically pick - up the synchronous information by analyzing the spectrum of intercepted video - leaking information ; 2 ) realizing the phase lock and the electronic image stabilization by integral - projection and differential - positioning ; 3 ) improving the effect of accumulation mean filter and the pectination filter by using electronic image stabilization ; 4 ) automatically adjusting image acquisition parameters by detecting the image entropy, therefore the quality acquired image is improved ; 5 ) to realize the quantitative test of a leaking extent, a standard test picture was designed. finally, a proto type for leaking information processing based on our techniques mentioned above and the virtual instrument principle was designed and tested

    在理論分析的基礎上,提出了以下的實用技術: 1 )用譜分析方法從截獲的息中自動提取同步息; 2 )用積分投影、微分定位的方法進行相位檢,實現可靠的鎖相和電子穩像; 3 )將電子穩像技術用於重加濾波和梳狀濾波的濾波方法,改進了濾波效果; 4 )過檢圖像息熵實現圖像採集參數的自動調整,改進了圖像採集的質量; 5 )設計了用於儀定標的標準圖,可以對泄漏息進行定量檢
  6. Technical requirements and test methods of the high speed photodetector - preamplifier used for the optical fiber communication

    用高速光探? ?前置放大組件技術要求及方法
  7. The general signal source, represented by function generator, is wildly used in the modern testing field

    函數發生作為一種常用的號源,是現代領域內應用最為廣泛的用儀之一。
  8. The new general signal source, represented by arbitrary wave generator, is widely used in the mordern testing field

    以任意波形發生為代表的新型號源,是現代領域內應用最為廣泛的用儀之一。
  9. After about two years " insisting and hard working, this goal set at the beginning has become true. the developed c54x general assembly program for g. 729 speech signal compressing algorithm has passed the tracking with more than 3, 000 unitary standard measuring vectors. g. 729 speech signal compressing compiler using c54x general assembly program has been accomplished real - timely, and undistorted rebuilt speech signals have been obtained

    因此本課題選用c54x的用匯編語言編程實現g . 729語音壓縮編碼演算法,調過了統一標準矢量三千多幀,最終在5402開發實驗板上實時實現了g . 729語音壓縮編碼,獲得未失真的重建語音號。
  10. Chapter 4 studies scheduling algorithm of the core node to implement on single adsp2191. the result shows that a single adsp2191 chip can ’ t satisfy the bhp processing delay request and parallel processing is inevitable. chapter 5 primarily studies the core node ’ s scheduling algorithm with many dsp parallel process. details of lauc - vf scheduling algorithm analysis data flow organization and mission distribution are argued. the results of software simulation and hardware debugging indicate that many dsp parallel processing is effective and coincident with the system ’ s demand

    結果表明單片adsp2191晶元不能夠滿足核心節點對bhp的實時處理要求,必須多dsp并行處理。第五章研究了核心節點調度演算法的多dsp并行處理。對多bhp批調度演算法的實現進行分析,探討了多bhp處理任務的的劃分和分配方案;多dsp間數據和傳輸的dma實現;最後對多處理并行的處理時間進行模擬分析。
  11. 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電聲系統,和韓國sigma驗系統,並配備有520立方米的消聲室,多個賴性實驗室和主觀聽音室,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單元和系統。
  12. On the other hand, boundary - scan technique intelligent fault diagnostic method was applied to practice. for most digital system, devices with boundary - scan architecture are broadly used. only using four line or five line to connect pc parallel port with cut tap ( test access port ), all the ptvs can be loaded to cut and all homologous prvs can be taken back to intelligent fault diagnosis system

    至於本文採用邊界掃描故障診斷技術,是考慮到本系統的用性和簡潔性,因為對于大多數數字系統而言,具有邊界掃描結構的件己廣泛應用,本文只需4條或5條號線就能將pc機和被邊界掃描電路連接起來,由此極大地簡化了智能故障診斷系統中為實現ptvs加載和prvs獲取而專門設計的介面板電路。
  13. The control area network - can belongs to the category of fieldbus. it is an actual effect support distribution type control or aserial communicatioan network in real - time - controlling, which was developed by the german bosch company for resolving the digital exchange between controller and measuring instrument in modern car of many casea

    控制局域網? can屬于現場總線的范疇,它是德國bosch公司為解決現代汽車中眾多的控制與之間的數據交換而開發的一種有效支持分散式控制或實時控制的串列網路。
  14. This paper first begin with the connotation of virtual instrument technology, study and discuss the criterion and the working theory of usb deeply. on the principle of usb1. 1criterion, using usb interface chip usbn9604 and low consumption mirochip c8051f231, we designed the available interface of usb bus and its controlling software, turn the communicating function based usb bus between computer and testing device. second based on the developed interface of usb bus, using microchip pic16c62 and a mount of relays, we designed the multiswitching scanner and its controlling software to complete the funtion of accesses swithing in testing system. third calling the api function inside the windows using vb programming language, communicat with the impelling program of selected hid, achieve the function of testing instrument with usb interface, complete the development of upside software faced testing. at last, based on the deep studying of pcb testing method, used the developed multiswithing scanner and software faced testing, combinated with necessary testing instrument, we constructed the pcb testing system and analized the testing result simply

    論文首先從虛擬儀的技術內涵出發,深入研究和討論了用串列總線usb規范及工作原理,並依據usb1 . 1規范,採用usb介面晶元usbn9604和低功耗微處理c8051f231設計開發了用的usb總線介面及其控制固件,實現了用計算機與設備之間基於usb總線的功能;其次,在所開發的usb總線介面的基礎上,使用微處理pic16c62和多路繼電開關,設計開發出實現系統中道切換功能的多路道掃描及其控制固件;再次,採用vb語言編程,調用windows內部api函數,與選定hid類驅動程序進行,實現usb總線介面功能,完成面向的上層軟體開發;最後,在深入研究印刷電路板方法的基礎上,利用已開發的多路道掃描和面向軟體,結合必要組建印刷電路板系統,並對結果進行了簡要的誤差分析。
  15. The subject derives from electronic equipment bureau of electronic information industry of department of general equipment of china. the subject researches dds ( direct digital frequency synthesizer ) signal source of the frequency agile signal generator. it plays a good role in the important pre - research project that is the test technology of tactics anti - jamming for communication transceiver synthesis

    本課題是總裝備部電子息部電子裝備局下達的預研項目? ? 《戰術抗干擾電臺綜合技術》中的號源部分(捷變頻號發生中的dds號源部分) 。
  16. Specifically, this thesis includes the following work : the basic theory of speech processing and noise in speech reduce. we study the short interval character of speech signal and short interval process technology, and classify the noise and disturbance in wireless receiver terminal into 3 categories and present corresponding schemes

    本文針對高質量無線語音傳輸的需求,對語音處理及語音降噪的基礎理論、關鍵技術及降噪設備的實現方法展開研究,在此基礎上設計實現了無線語音降噪實驗系統,並對實驗系統的降噪效果進行了
  17. High - frequency protected channel testing instrument ( hfpcfi ) is a kind of facility used to test the failure of electric circuitry

    高頻保護儀是一種用於電力線故障息並實現電路主保護的
  18. Also, this thesis brings forword reasonable testing methords according to the actual project. in this test system we assign the output signals of the power electric chest though a tua ( testing unit allocatee ). the automatic test system is composed by an industrial computer, five pci switch modules, a pci digital multimeter and two load chests

    按照標準分析所得的項目和方法,本系統單元適配( tua )對被系統號進行調理和分配,由工業計算機、程式控制開關卡、數字多用表卡、負載箱等組成基於pci總線的自動系統,對被電源電子箱進行
  19. Since the establishment, following the tenet of " innovation & foresight, respecting individual, servicing customers " transcom has introduced and exploited the most advanced communication tester and system resolvent to the customer

    自公司成立以來,本著"創新求遠、尊重個人、服務用戶"的宗旨,積極引進、消化和開發各類具有國內外先進水平的提供完整解決方案。
  20. Test methods for general purpose low frequency signal generators

    低頻號發生方法
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