sequence signal 中文意思是什麼

sequence signal 解釋
時序信號
  • sequence : n 1 繼續;接續;連續。2 順序;程序;次第;關系;關聯。3 後果;結果;接著發生的事;後事;後文。4 ...
  • signal : n 1 信號,暗號;信號器。2 動機,導火線 (for)。3 預兆,徵象。adj 1 暗號的,作信號用的。2 顯著的...
  1. Doppler compensation method based on m - sequence signal

    序列信號的多普勒補償方法
  2. On the base of researching the theory of the scheme and analyzing the signal feature, it is obtained that the existence manners and character of distance information in the differential frequency signal. at the same time, a new conclusion is gained that the technology of frequency agility can decrease the constant error of system. it is also to say that frequency agility and frequency modulation fixed - distance fuze has the similar feature to random period frequency modulation fixed - distance fuze. according to the theory of address coding in the hopping - frequency communication, the paper presents the principle of selecting the frequency agility sequence which fit to the radio fuze and constructs the frequency agility sequence family based on the rs codes

    在深入研究方案原理和分析信號特徵的基礎上,獲得了該體制引信差頻信號中,距離信息的存在形式和特點,得出了頻率捷變技術的引入降低了系統定距固定誤差這一新的結論,即頻率捷變調頻定距引信在定距性能上具有類似隨機周期調頻定距的特徵。本文引入跳頻通信地址編碼理論,結合無線電引信的具體特徵,提出了適用於無線電引信的頻率捷變序列的選擇原則,並構造了基於rs碼的寬間隔頻率捷變序列族。
  3. That is, vibration caused by the first part of the command signal is canceled by vibration caused by the second part of the command. input shaping is implemented by convolving a sequence of impulses, an input shaper, with any desired command

    輸入成型通過把參考輸入信號和一系列脈沖進行卷積,得到成型輸入信號,而成型輸入信號作用於控制對象,其中這脈沖序列就是輸入成型器。
  4. The signal we named it fundamental wave ; according to the fundamental wave, coefficients of the fundamental wave can be lined in a sequence. when the unique of the dissolve of the fundamental wave can be confirmed, the sequence of the coefficients can be regarded as one of representation forms of the signal itself ; theory of dissolvable signal shows that when order of the matrix of fundamental wave sampling equals to number of fundamental waves, the sequence of the sampling values from sampling points must be matched one by one with the sequence of the coefficients of fundamental waves. the sampling composed by sequences of the sampling values must be full sampling ; the relevant deductions of the theory of dissolvable signal shows that when sampling the signal, sampling frequency must be lager than the ratio of the number of fundamental waves to the occupation time of the fundamental waves ; to band - limited signals, when the fundamental wave is a sine signal, the results from the relevant deductions of theory of dissolvable signal is coherent to the classic sampling theory

    本文通過分析認為,當信號集中的任一信號可表示為一系列已知信號的線性代數和時,信號集便構成可分解信號集,已知信號稱為基波信號;對可分解信號而言,基波系數構成一序列,當對指定的基波信號集分解唯一確定時,系數序列本身便是信號的一個表示;可分解信號采樣定理指出當基波樣值矩陣的秩等於基波數時,則由采樣點處的采樣樣構成的樣值序列必與基波系數序列一一對應,從而由該樣值序列構成的采樣必為完全采樣;可分解信號采樣定理中的推論指出,對信號集進行采樣,采樣頻率必須大於其信號分解的基波數與其對應時長之比;對有限帶寬信號,若基波信號為正弦信號時,由可分解信號采樣定理推論給出的結論與經典采樣定理一致。
  5. Simulation modeling and analysis of m sequence bpsk fuze signal

    引信信號的模擬建模與分析
  6. 2. the sequence of si gene from ibv - lx4 strain was consisted of 1614 bp from initiation codon atg to the possible cleavage site of spike glycoprotein, encoding for a 18 - amino signal - peptide with the n terminus of si protein and a polypeptide of 537 - amino acids. 19 highly conserved, potential glycosylation sites and 17 cysteines residues were characterized with si protein, homology analysis showe that there were gene deletion -

    S1基因:其全序列共1614bp (從起始密碼子atg到s前體蛋白裂解位點) ,編碼537個氨基酸,其氨基端有一編碼18個氨基酸的信號肽序列,第12 13位氨基酸殘基構成了信號肽的切割位點, 14 19位與111 124位氨基酸殘基為s1蛋白的跨膜區域。
  7. We generated a recombinant eukaryotic gene expressing vector harboring a full - length hgh gene, 2. 4 kb genomic dna with four introns and the signal peptide sequence cloned to the eukaryotic gene expressing vector pcdna3. 0

    我們直接將含有4個內含子和自身信號肽的2 . 4kb全長人生長激素基因直接克隆至真核表達載體pcdna3 . 0 ,然後利用脂質體轉染家蠶bmn細胞,瞬時表達hgh 。
  8. Strain bl21, and gene expression was induced by iptg. the target proteins were directed into the periplasmic space by the staphylococcal protein a signal sequence preceding the rgd - hirudin gene. using ion exchange chromatography and gel filtration chromatography, the chimera proteins were purified, and both of them showed a single band in tricine - sds - page. the results of activity analysis suggested that these two chimera proteins not only have antithrombin activities, but gain platelet aggregation inhibitory activities as well

    通過離子交換層析和凝膠過濾層分別對兩種嵌合體蛋白進行純化,純化產物在tricine - sds - page中都顯示為單一條帶。活性分析結果表明兩種嵌合體蛋白在保留水蛭素抗凝血酶活力的同時,還呈現抗血小板聚集活性。
  9. The length of this phytase gene is1506bp interrupted once by an intron of 102bp in the 5 " part of the gene, this intron contains donor sequence - gtatgc, lariat sequence - gctgac and acceptor sequence - cag which are typically conserved sequence of the intron of fungal phytase gene. this gene encodes a peptide of 467amino acid residues with molecular weight of 51. 37kda, containing 13 potential n - glycosylation sites and a signal peptide sequence made up of 19 amino acid residues at n teminal of the peptide

    核苷酸序列分析表明, pcr擴增產物中包含有完整的phya基因,該基因全長1506bp ,其中包含一段長102bp的內含子,該內含子具有真菌植酸酶基因內含子的特徵保守序列: donor序列? gtatgc , lariat序列? gctgac及acceptor序列? cag 。該基因編碼467個氨基酸,理論分子量為51 . 37kda ,其上有13個潛在的n -糖基化位點, n端19個氨基酸為信號肽序列,植酸酶活性位點序列( crvtfaqvlsrhgaryptdskgk )位於氨基酸序列的+ 71 + 93 。
  10. This sequence emergences fourteen times from 1000 ests library indicts that it is a middle affluently gene in cdna library. the cdna of 634 basepairs contains an open reading frame of 339 nucleotides encoding a novel nonspecific lipid transfer protein. the first 23 amino acids constitute the putative signal peptide, characteristic for targeting to the secretory pathway

    測得th - nsltp序列全長為634bp ,含有一個非特異性脂轉移蛋白與植物耐逆性的相關性研究編碼112個氨基酸的閱讀框架, n端的23個氨基酸組成一段信號肽序列,表明它可能和分泌有關。
  11. Many glycoproteins of lower and higher eucaryotes are attached to the plasma membrane by means of a glycosylphosphatidylinositol ( gpi ). gpi - anchored proteins are synthesized on membrane - bound ribosomes. upon translocation of the pro - protein across the endoplasmic reticulum membrane, gpi : protein transamidase ( gp1t ) recognize and removes the carboxy terminal gpi signal sequence and attaches a gpi molecule to the newly exposed carboxy terminal amino acid

    Gpi化前體蛋白在依附於膜的核糖體上合成,當其易位穿過內質網( er )膜后,被gpi :蛋白質轉酰胺基酶( gpit )識別, gpit在移走其羧基端gpi信號序列的同時將gpi分子連接至新生成的氨基酸位點上。
  12. In this modified algorithm, channel estimation is made by dispreading the received signal of dpcch with a corresponding long gold sequence and pilot ovsf, followed by averaging

    本文將dpcch中的導頻信號解擾、解擴,再將它們與已知導頻信號相乘得到的通道估計值進行平均,從而得到最終的通道估計值。
  13. ( 3 ) at post - translation level plant mutual sequence of starting translation aaca and eukaryotic secretory signal peptide sequence was added to 5 ' - flanking region of t - pa gene and kdel ( sequence located to endoplastic reticulum ) to 3 ' - flanking region by pcr amplication and plant expression vector pbemt was constructed

    ( 3 )翻譯后水平通過pcr擴增的方式在t - pa基因5端添加了真核分泌信號肽序列和植物翻譯起始共有序列aaca ,在3端添加了內質網定位序列kdel ,構建了植物表達載體pbemt 。
  14. The new synthesized protein was led to endoplastic reticulum cavity by eukaryotic secretory signal peptide sequence and then anchored to innerwall of endoplastic reticulum by kdel sequence, which interdicted the process of protein entering golgi body and cytoplasm, and then avoided heterogeneous glycosylation modification of foreign protein and prolonged the disappearance of half life of protein in organism. 2

    真核分泌信號肽序列可以引導新合成的蛋白質進入內質網腔, kdel序列將進入內質網腔的蛋白質錨定在內質網內壁上,從而阻斷了蛋白質進入高爾基體和細胞質的過程,進而避免了外源蛋白質的異源糖基化修飾,延長了蛋白質在生物體內的半衰期。
  15. A novel communication receiver which uses lapped transform ( lt ) incorporating modified median filter ( mmf ) algorithm is designed for narrow - band interference excision. the lt domain mmf algorithm takes full advantages of the direct sequence spread spectrum signal, as well as the characteristics of lt, performing the transform domain filtering twice. the first filtering locates the position of interference and mitigates most of them. the second filtering is performed in a small neighborhood of the located interference. so lt domain mmf algorithm can completely mitigate the interference without distorting the desired signal. simulation results demonstrate the improved ber performance and increased robustness of our receiver

    本文採用改進的重疊變換域中值濾波演算法進行變換域抗干擾處理.該演算法既考慮到直接序列擴頻信號的特點,同時又利用重疊變換的特性對變換域系數進行了二次濾波.該演算法節省處理時間,並且不需要有關干擾的先驗知識,系統性能不會隨干擾頻率變化而變化,因而是一種很穩健的處理方法
  16. The hwtx - i gene was chemically synthesized according to its known cdna sequence, the gene was inserted into vector ppic9k which contained aoxj promotor and the sequence of a secreting signal peptide - a - factor, the cloning ppic9k / hwtx - i was constructed and confirmed by two - step pcr and dna sequence analysis, then it was transformed into host strain gs115, a his + muts cell line was screened and multicopy transformants were screened by various g418 concentrations, the multicopy transformant was named gh1. gh1 was cultivated in flasks. after 6 days of induction by 0. 5 % methanol, the supernatant was checked by 16. 5 % tricine - sds page, which showed there was a band in the position of 3. 5 - 6. 1kd, then it was isolated and desalted by ultrofiltration followed by ion exchange of cm column, after reverse phase hplc of ci8 and vacuum drying, the purified rhwtx - 1 was obtained which was proved to be correct recombinant hwtx - i by tricine sds - page, maldi - tof mass spectrometry, amino acid composition analysis, the n - terminal amino acid sequence and its biological activity, the final field of the purified rhwtx - i was about 80mg / l, accounting for 23. 6 % of it total secretory proteins

    將帶有hwtx -基因的ppic9k經blgii線性化后,轉化酵母宿主菌gs115原生質體后經篩選陽性克隆並經表型鑒定為his ~ + mut ~ s酵母菌,進一步用遺傳毒素g418篩選多拷貝的轉化菌株,命名為gh1 ;將gh1甲醇酵母菌用0 . 5的甲醇誘導表達,發酵上清經90飽和度的( nh _ 4 ) _ 2so _ 4沉澱, yw - 3 ( mwc03000 )的超濾膜超濾,再經cm陽離子交換, c _ ( 18 )反相hplc純化得到分子量為4kd左右的組分,其中4289 . 05的組分經質譜鑒定,氨基酸組成分析和序列測定為正確的表達產物,生物學活性表明其活性為天然毒素活性70 % ,表達量為80mg / l 。
  17. 4. pulse signal is researched when amplified by edfa. for signal with a frequency of 10 khz, the gain is about 3db higher than sequence signal amplification, but in time domain, aberrance occurred with the amplified signal

    4 .建立了edfa非穩態放大模型,對頻率為10khz的脈沖信號進行了實驗分析,結果表明,其小信號增益比連續光放大提高了3db ,但輸出脈沖存在畸變。
  18. In order to optimize the modulation performance, the relationships between the modulation signals ( include fundamental signals and zero - sequence signal ) and space vectors, between the modulation signals and space - vector sectors were discussed, then three kinds of optimal switching pattern of space - vector modulation are established

    文章首先從研究svpwm調制中零序信號與零電壓矢量和非零電壓矢量之間的關系這一獨特角度出發,探討了svpwm的優化調制方法,找出了三種開關損耗小、適用於高頻化逆變器的優化開關模式。
  19. There are several widely used methods to acquire the frequency response graph, including single tone method, multiple tone method, noise impulse method and maximum length sequence signal impulse method

    分析音頻設備的頻率響應特性主要有單音信號檢測法、噪聲沖擊檢測法和最大長度序列檢測法等。
  20. Background rebuilding of time sequence signal base on lebesgue integral

    積分理論的時間序列信號中的背景重建
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