ka频段的英文

• ka band

• "ka"英文翻译    n. 〔埃及语〕【宗教】(古埃及人或偶像的)灵魂，鬼魂， ...
• "频段"英文翻译    frequency range; frequency c ...
• "频段" 英文翻译 :    frequency range; frequency channel
• "a ka" 英文翻译 :    阿育王
• "ka" 英文翻译 :    KA, ka ＝kiloampere. n. 〔埃及语〕【宗教】(古埃及人或偶像的)灵魂，鬼魂，阴魂。
• "ka as" 英文翻译 :    堪萨斯州
• "ka in" 英文翻译 :    卡因
• "ism频段" 英文翻译 :    ism band
• "x频段" 英文翻译 :    x band
• "超频段" 英文翻译 :    super band
• "低频段" 英文翻译 :    low-frequency range◇低频段补偿 low-frequency compensation; 低频段响应担升 low-band boost
• "多频段" 英文翻译 :    multiband
• "高频段" 英文翻译 :    high band; high-frequency section◇高频段磁带录像机 high band vtr
• "光频段" 英文翻译 :    optical frequencies
• "路，频段" 英文翻译 :    way
• "频带, 频段" 英文翻译 :    frequency band
• "全频段" 英文翻译 :    all band
• "三频段" 英文翻译 :    tri-band
• "声频段" 英文翻译 :    audio frequency range; audion section
• "视频段" 英文翻译 :    video hand
• "双频段" 英文翻译 :    two-band
• "音频段" 英文翻译 :    audio band
• "中频段" 英文翻译 :    medium frequency band; mf=mid frequency; mf=midfrequency; midrange
• "主频段" 英文翻译 :    p-gsm
• "aau, ka ka" 英文翻译 :    魏嘉嘉

• 2 . finline - to - microstrip transitions are designed and used in the power - driver at ka - band
  2 .设计了ka频段鳍线-微带的过渡,并将其运用于功率驱动级放大器之中。
• The purpose is to escalate 30ghz signals to 35ghz and attain 14db conversion gain by means of power amplifier
  其要求是将ka频段30ghz信号通过上变频及功率放大器获得35ghz ， 14dbm的射频输出。
• The measured back - to - back insertion loss is less than 1 . 0db and return loss is better than 10 . 0db within the entire ka - band
  在整个ka频段内实测的背对背插损均小于1 . 0db ,回波损耗优于10 . 0db 。
• 3 . a 5 - w millimeter - wave power - combining amplifier is implemented and fabricated . the compact bias circuits and power - protection circuits for mmics is designed
  3 .研制了ka频段5w功率合成放大器,设计了紧凑的偏置电路和mmics功率单片的电源保护电路。
• For ka - band communication antenna , several classes of different satellite weight were considered and the critic first frequency of antenna system was given
  为满足ka频段通讯天线的指向精度指标，文中针对不同质量的卫星平台，计算了对天线系统的最小刚度要求。
• Based on those and the practical needs of some projects , the thesis mainly focuses on two different kind millimeter mixers : a ka band mixer and an ehf band mixer
  根据以上分析和应用项目的实际需要，最后本文集中于对两种混频器的研制：一种ehf频段混频器；一种ka频段混频器。
• The topic of this paper is high - speed data transmission system , which is a part of an item of the 10th institute of electronic science and technology corporation group : space borne ka - band 300mbps data transmission system and technology
  本文所研究的课题是中国电子科技集团公司第十研究所“十五”预研项目：星载ka频段300mbps数传终端技术的一部分，即高速数传系统中的直接数字射频调制/解调技术。
• Based on the results of the theory analysis and computer simulation of suspended stripline low pass filter , band pass filter , the transition from waveguide to finline and the transition from waveguide to suspended stripline , the structure design and manufacture were made . the measured results match the requirement . different from the traditional mixers used in the domestic communications satellites , the sub - harmonic balance mixer type was used in the ka - band mixer design
  在ka频段混频器的研究过程中，通过对卫星和飞船所用到的混频器进行研究，在对ka波段的传统射频前端电路的分析基础上，提出改变以往星上传统的基波混频方案，采取了次谐波混频方案，降低了本振频率，简化了本振链路，使噪声特性、可靠性获得改善。
• Because the phase noise of the input crystal oscillator is excellent to 150dbc @ 10khz , we don ’ t adopt the pll method to yield the lo souce , but multiply the input signal . for to discard the harmonious frequencies yield by the multiplier , we have connected narrow - band filter between the circuit , and connected the isolator to reduce the interferes bring by the feedback signal of the amplifier . according to the frequency of the lo system , we aparted the whole lo system to two subsystems , and fixed in the different capsules
  根据本振倍频系统的频率高低将整个倍频链系统划分为分为两条16 16的倍频链并用独立的腔体分开安装。另外,考虑到在ka频段进行三路功分很难保证三路本振信号等副等相,我们采取了在ku波段进行三功分,然后三路各自进行倍频至ka波段的方案。