in-phase insertion 中文意思是什麼
in-phase insertion
解釋
同相插入法-
Finally, it takes a detailed test to the processed millimeter 4 - bit digital phase shifter. the test result is better than expectant guideline : the maximum of the phase error is 10, the insertion loss is better than 10. 74db, the return loss is more than - 14. 88db in the 33. 9ghz 34. 5ghz frequency band. the whole volume of the phase shifter is 80mm 35mm 20mm
最後，對加工出的毫米波四位數字移相器進行了測試，測試結果完全達到了預定指標要求:在所要求的33 . 9ghz 34 . 5ghz頻帶內，最大相移誤差小於10 ，插入損耗小於10 . 74db ，輸入輸出回波損耗大於- 14 . 88db ，整個電路尺寸為80mm 35mm 20mm 。 -
Several simulations for the designed phase shifter were performed in hp - ads. various factors were considered in influencing the insertion loss and the phase shift of the phase shifter. some effective measures were put forward to improve its performance
採用高頻電磁模擬軟體hp - ads對設計的移相器進行模擬，分別考察了移相器各組成部分對插入損耗和移相度的影響，並提出了改進移相器性能的措施。 -
Comparing to fet phase shifter, the pin phase shifter has better performance in insertion loss and cost, so that the pin digital phase shifter is aboard applied in all kinds of phased - array radar system
與fet移相器相比， pin管移相器插入損耗等指標通常更好、性價比也較高，因此被各種相控陣雷廣泛應用。 -
After finished the cyclic voltammetry experiments, the results showed that iron steel grid can act as good current collector in the aqueous electrolyte. while the scan rate was fall in the range of 0. 5 - 4. 0mv / s, electrochemical reaction of the lithium insertion / extraction in the solid phase was kinetically limited by the diffusion of lithium ions. after 40 cycles in aqueous electrolyte the discharge capacities of sample of s13 reached 77mah / g, and showed good cycle performance
在水溶液中不銹鋼網可以作為電極的集流體，在0 . 5 - 4 . 0mv / s的掃描速度范圍內，鋰離子在尖晶石鋰錳氧化物的嵌入和脫嵌的電化學反應在動力學上是受鋰離子在固相中的擴散所控制，充放電實驗顯示樣品s13在水電解液中經過40個循環后達到77mah / g的放電容量，具有很好的循環穩定性。 -
At present the manufacture of surface acoustic wave use the technology of the final submicron. a series of the devices of low insertion loss, high q saw rayleigh surface acoustic wave resonators or stws that insertion loss has less than 5db, load quality factor ( ql ) is more than 1000 on the quartz piezoelectric with zero of first temperature factor in the research. these difference frequencies are 60mhz, 280mhz, 739mhz and 1ghz of normal frequency and at also surface acoustic wave. using 1. 25db noise factor amplifier, careful design curcuit, good setting printed curcuit board, and using the 1ghz surface transverse wave resonator as frequency element, researching the low phase noise surface acoustic wave with sideband phase noise near ? 120dbc / hz deviating 1khz on carrier, spurious suppress with 80db
本研究採用一階溫度系數為零的壓電石英基片上製作出損耗小於5db 、有載品值因素（ ql值）超過1000的一系列低損耗、高q值聲表面波rayleigh波或stw諧振器，頻率分別為60mhz 、 280mhz 、 739mhz和1ghz等不同頻率的高性能聲表面波諧振器。並採用噪聲系數為1 . 25db的低噪聲系數放大器，精心設計電路，優化設計布置印製電路板，用標稱頻率為1ghz的聲表面波諧振器為頻率控制元件，製作出在偏離載頻1khz處的單邊帶相位噪聲近- 120dbc / hz 、雜波抑制達80db以上的低相位噪聲聲表面波振蕩器。
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