bit synchronization造句
造句與例句
手機(jī)版
- Bit synchronization circuit design for digital communication system
數(shù)字通信系統(tǒng)位同步電路設(shè)計(jì) - The line code is an efficient way to make the baseband digital signal have some massage about the bit synchronization
經(jīng)過線路編碼,可以使基帶信號(hào)含有定時(shí)信息,解決了通信中的位同步。 - Fist , quick bit synchronization . the common methods are relative synchronization , multi - phase clock sample and so on
第一，快速比特同步。常規(guī)的方案有相關(guān)同步法和多相位時(shí)鐘采樣法等。 - Only when olt receives the first few bits of the uplink burst of onu and achieves the bit synchronization can the onu signal be restored
Olt必須在收到onu上行突發(fā)的前幾個(gè)比特內(nèi)實(shí)現(xiàn)比特同步，才能恢復(fù)onu的信號(hào)。 - There are different ways to make the bit synchronization , for example : the technique of the pilot frequency , the technique of some change about the baseband signal
為了保證在同步傳輸系統(tǒng)中的位同步,有導(dǎo)頻及對(duì)基帶信號(hào)信號(hào)直接變換的方式,直接變換的方式中,使用線路編碼是比較常見的。 - When receiving the uplink frame , olt searches the synchronization pattern to quickly capture the phase information of code flows and achieve the bit synchronization . based on the delimitation pattern , it then delimits the atm cell to accomplish the byte synchronization
Olt在接收上行幀時(shí)，搜索同步圖案，并以此快速獲取比特流的相位信息，達(dá)到比特同步；然后根據(jù)定界圖案確定atm信元的邊界，完成字節(jié)同步。 - The paper introduces the modulation and demodulation theory of / 4 - dqpsk . recommended pulse shaping filter and bit synchronization detailed . then author use matlab software to simulate the whole process of modulation and demodulation and use verilog hardware description language to design the module
本文中介紹了/ 4 - dqpsk的調(diào)制解調(diào)原理,著重介紹了成形濾波器,位同步實(shí)現(xiàn),并對(duì)調(diào)制解調(diào)的全過程進(jìn)行matlab仿真并用verilog硬件描述語(yǔ)言設(shè)計(jì)實(shí)現(xiàn)各個(gè)模塊。 - Qe1 achieve the whole synchronization by software and hardware . during the course of the initialization of the qe1 system , the chip pm4354 can accomplish the task of synchronization of bit , frame and multiframe after the chip initialization by the software . after pm4354 accomplishes the bit synchronization , qel will read the status registers of the pm4354 to get the status of each el circuit and choose recovered clock of the specified the el circuit as the external timing source of the whole htc - 5200an equipment
Qe1系統(tǒng)在系統(tǒng)初始化時(shí)，通過軟件完成對(duì)硬件芯片pm4354的初始化工作后，便可利用該芯片完成4路e1的同步(位同步、幀同步和復(fù)幀同步) ；在pm4354完成時(shí)鐘提取的任務(wù)后， qe1通過不斷地訪問pm4354的狀態(tài)寄存器，獲得每路e1的狀態(tài)信息，在時(shí)鐘源的選擇原則下，選擇指定e1線路的恢復(fù)時(shí)鐘作為整個(gè)htc - 5200an節(jié)點(diǎn)設(shè)備的外部參考時(shí)鐘，從而解決了htc 5200an的中繼板卡由e1變?yōu)閝e時(shí)所帶來的網(wǎng)同步時(shí)鐘源。 - The line code is very efficient for bit synchronization in the communication systems and it is useful to choose the appropriate line code . the dissertation introduces the advantages of the manchester code , then studies the way to realize the encoding and decoding of the manchester code , and introduces the process of the joint - debugging on the whole system . the contents of this dissertation are as follows : 1
本文首先討論了線路編碼與實(shí)現(xiàn)通信中位同步的關(guān)系,以此為出發(fā)點(diǎn),討論了曼徹斯特碼作為一種線路碼于其他碼型的相對(duì)優(yōu)勢(shì),而后研究了編解碼器實(shí)現(xiàn)方案中的幾種待選方案,并對(duì)幾種方案做了對(duì)比論述后,設(shè)計(jì)了合適的方案,接著詳細(xì)研究了曼徹斯特碼編解碼器的硬件實(shí)現(xiàn)并進(jìn)行了仿真。 - 8b / 10b encoding adapt the characteristic of fiber channel very well , it has been used in high - speed fiber transmission broadly . it avoids the appearance of continuous “ 1 ” , “ 0 ” , offers plenty of bit synchronization time information , enhances the stability of output light signal , reduces interference between signals and offers proper redundancy to check error through transmission
它避免了連“ 1 ” 、連“ 0 ”碼的出現(xiàn),提供了豐富的位同步定時(shí)信息,減少了直流基線漂移,提高了光輸出功率的穩(wěn)定性,減少了高低頻分量,改善了信號(hào)間的串?dāng)_,提供了適當(dāng)?shù)娜哂?便于檢測(cè)系統(tǒng)傳輸中帶來的錯(cuò)誤。 - It's difficult to see bit synchronization in a sentence. 用bit synchronization造句挺難的
- According to the gjb 2077 - 94 and the requirement of automatic radio of haige communication co . , a new way of bit synchronization is put forward . this article discusses the design of 8 - fsk modulating and demodulating , signal detection , and fec encoding , based on the technique of bit synchronization . ale module is optimized and mended in its application , because it is a module of automatic radio of the company
本文根據(jù)gjb2077 - 94短波自適應(yīng)通信系統(tǒng)自動(dòng)線路建立規(guī)程和海格通信公司短波自適應(yīng)電臺(tái)對(duì)ale模塊的具體需求，采用了一種新的位同步方法：能量跟蹤法，并在此基礎(chǔ)上提出了8fsk調(diào)制解調(diào)，信號(hào)檢測(cè)，前向糾錯(cuò)編碼的具體實(shí)現(xiàn)方法。 - It first introduces the mpeg - 2 standard and the grammar structure of the ts . then it describes the principle of synchronization and multiplexing in digital communication . the synchronization comprises the carrier synchronization , bit synchronization , group synchronization and network synchronization while the multiplexing includes bit multiplexing , word multiplexing and frame multiplexing
本文首先介紹了mpeg _ 2標(biāo)準(zhǔn)及其mpeg _ 2傳輸流語(yǔ)法結(jié)構(gòu)，接著闡述了數(shù)字通信中的同步和復(fù)接理論，同步包括載波同步、位同步、群同步和網(wǎng)同步，復(fù)接包括按位復(fù)接、按字復(fù)接、按幀復(fù)接。
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