image rejection
英 [ˈɪmɪdʒ rɪ'dʒekʃ(ə)n]
美 [ˈɪmɪdʒ rɪ'dʒekʃ(ə)n]
镜频抑制；图象载波抑制
双语例句
- Conclusion Color Doppler Blood Flow Image ( CDFI) is a important method to know kidney transplant reaction of rejection.
结论CDFI是了解移植肾排异反应的重要方法。 - While with the filterless structure of image rejection can improve the intensity of the intergrated circuit, it can greatly improve the integration of circuit and solve the relevant problems.
采用无滤波器的镜像抑制结构设计高集成度的混频集成电路，可大大提高电路的集成度及解决相关衍生的问题。 - Twenty teams were randomly assigned to perform team tasks of investment under one goal condition. The results of these experiments showed that trust decision among team members was an image decision and it showed a rejection threshold.
对随机组合的20个团队进行了投资任务的实验模拟与分析，结果表明，团队成员的信任决策是一种映象决策，表现出拒绝阈限。 - For the application of Direct Broadcast Satellite ( DBS), a Ku-band high image rejection broadband mixer is designed using ADS. It appears predominant performances when compared with common single balanced mixer.
针对卫星电视直播接收系统，用ADS设计了一个宽频带、高镜像抑制度、低噪声的Ku波段镜像抑制混频器，并同普通平衡混频器进行了对比分析，显示了其优越的性能。 - The author first gives a thorough analysis of most kinds of receivers, and puts forward a suitable low-IF image frequency rejection architecture for Bluetooth application.
抑制镜像结构等进行了分析和比较，选择一种适合于Bluetooth应用的低中频镜像抑制接收机结构。 - An Analysis on Image Recovery Effect in Mixers with Image Rejection
镜像抑制混频器中镜像回收效应的分析 - The advantages of using a spectrum analyser to measure image rejection ratio of a tuner are direct in observation, accurate in reading, easy in operation and so on.
用频谱分析仪测量调谐器的假象抑制比，具有显示直观、读数准确、测试简便等优点。 - And the Noise figure was considerably reduced because of the image rejection mixer.
另外，由于采用了镜像抑制混频器，从而使整机噪声系数大为降低。 - The millimeter wave mixer with image recovery was presented, which used dielectric resonators at Ka band as the band rejection filter.
用介质谐振器作带阻滤波器制作毫米波镜像回收混频器。 - The experimental results illustrate that this method is effective in Hermitian image rejection.
实验结果证明，这种方法可以有效抑制镜像干扰。 - From the two aspects of having no interpolation images and having interpolation images, this paper analyzes the Hilbert conversion method of realizing image rejection, which is helpful for the design and implementation of wireless transmitter image rejection.
从无插值镜像及有插值镜像2个方面，分析了实现镜像频谱抑制的Hilbert变换方法，对无线发射机镜像频谱抑制的设计与实现具有重要的借鉴意义。 - Image Rejection for Bluetooth Receiver
蓝牙接收机中镜像信号的抑制 - At first, the design and implementation of MMW hybrid integrated sub-harmonic image rejection mixer is presented in this paper.
本文首先介绍了一种毫米波段具有镜频抑制功能的四次谐波混频器的设计与实现。 - Having the property of good image rejection in broadband and low intermediate frequency ( IF) cases, the image-rejected mixers ( IRM) have been widely used in various MMW receivers.
而镜频抑制混频器能够在宽带、低中频的情况下实现良好的镜频抑制。 - The sub-harmonic mixer is used as unit mixer to reduce LO to its 1/ 4. The image rejection mixer is composed of two unit mixers, RF is halved as two parts in quadrature;
此镜频抑制混频器采用谐波混频器作为单元混频器，将本振频率降低为基频的1/4。 - Analysis of Hilbert conversion method of wireless transmitter image rejection
无线发射机镜像抑制的Hilbert变换方法分析 - The emergence and reconstruction of Chongqing's literary image and its superposition and distance with the city show the relationship of privity and rejection between men and the city in the wartime.
重庆文学形象的浮现和再构，和城市本身的重合和距离，则体现了战时人和城市之间默契和拒绝的关系。 - Objective To evaluate the value of color Doppler flow image ( CDFI) in diagnosis of acute renal allograft rejection in early stage, by comparative study on CDFI, single photon emission computer tomography ( SPECT) and biopsy.
目的通过对移植肾彩色多普勒血流显像（CDFI）的观察，与同位素血流动态（SPEFT）及移植肾活检结果相对照分析，评估CDFI对移植肾排异反应的诊断价值。 - Comparison and Analysis of Tuner Image Rejection Measured with Single-Signal and Two-Signal Method
单信号法和双信号法测量调谐器假象抑制比对比分析 - Study on Microwave Image Frequency Rejection Mixer Inhibition
微波镜频抑制混频器的研究 - Image rejection is a significant issue in wireless transmitter design.
镜像抑制一直是无线发射机设计中的重点问题。 - Second, lowpass filter, phase shifter, combiner which included in image rejection mixer are simulated. The conversion loss and degree of image rejection is tested by spectrum analyzer.
其次，对镜像抑制混频器中的低通滤波器，移相器，合路器进行设计与仿真，并采用频谱分析仪对混频器的变频损耗，镜像抑制度进行实测。 - Through double-conversion the structure output low-IF, and got higher image rejection and stable power amplification.
该结构通过两级变频实现低中频输出，能够得到较高的镜像抑制和稳定的功率放大。 - This scheme not only ensures the stability of the receiver, but also improves the image rejection ratio and the dynamic range of the receiver.
该方案可保证接收机具有较好的稳定性，有效提高接收机的镜像抑制比和动态范围。 - The chip size of the mixer is greatly reduced by using the miniaturization technique, which is equal to or even smaller than that of the reported Ka-band monolithic sub-harmonic image rejection mixer.
同时该芯片采用了小型化设计技术，使芯片面积大大缩小，该芯片与国外二次谐波镜频抑制混频器芯片相比面积相当，甚至更小。