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- noise figure test 噪声系数测试
- Features: Small reverse transfer capacitance, low noise figure. 特点:反向传输电容小,低噪声。
- It uses noise-canceling technique for low noise figure (NF). 该放大器使用了杂讯抵消的技术，以达到低杂讯指标。
- Test results show the noise figure is 1.47 dB,power gain 19.97 dB,power dissipation 1.4 mW,image-rejection 42.4 dB and input-refered third-order intercept point -15.53 dBm. 实验测试表明;该低噪声放大器的噪声系数为1.;47 dB;功率增益为19
- The Embedded Figure Test (EFT)was used to examine the congnitive styles of 254 senior middle school students. 对254名高中生，57名大学生和68名初中生（已去掉不合格者）进行了“镶嵌图形测验”，探讨了当前我国高中生认知方式场依存性－独立性发展的特点。
- The noise figure of the tuner is 5.3dB, and the dynamic range of AGC control is more than 50dB. 制作的UHF电子调谐器噪声系数为5.;3分贝;自动增益控制能力达50分贝以上
- Aim: To study the effect of Rey-Osterriche complex figure test(CFT) used to identify mild Alzheimer's dementia(AD)and mild cognitive impairment(MCI). 目的:研究Rey-Osterrich复杂图形测验(CFT)对轻度阿尔茨海默病(AD)和遗忘型轻度认知损害(MCI)的诊断价值。
- The typical value of the DSB noise figure of the mixer diode is 4.8 dB at 35 GHz,which ac-cord with the prospection. 研制出的混频管在35GHz时双边带噪声系数为4.;8db;接近预期结果
- Lowest noise figure of a RF transistor is not normally where the input is perfectly matched. 射频晶体管的最低噪声系数通常不在输入完全匹配的地方。
- The HEMT fabricated using this structure demon-strates a noise figure of 0. 76 dB and a gain of 6.5dB at 1? GHz. 用该结构材料制作的HEMT器件在12GHz下;噪声系数0.;76dB;相关增益6
- The impact of gain, noise figure, and stability on RF CMOS image-reject LNA has been studied. 此篇文章将深入的探讨影像抑制金属氧化型低杂讯放大器的增益、杂讯指数和稳定度。
- Features: High gain bandwidth product, small output capacitance,low noise figure. 特点:产品增益带宽高，输出电容小，噪声系数低。
- Features: High power gain, low noise figure, very low intermodulation distortion. 特点：高功率增益,低噪声输出,非常低的互调失真。
- The measured results of the LNA show that the gain is 27 dB and the noise figure is smaller than 2 dB. 极小化的结构，使其易于与系统整合，使超宽频系统可朝向高度整合小型化的目标。
- By means of Embedded Figure Test (EFT), EMBU and questionnaires on coping styles, this study is to explore the relationships between the cognitive styles and rearing patterns and the coping styles. 本研究选取大学二年级学生450人为被试，运用镶嵌图形测验、父母教养方式评价量表、应对方式问卷，考察了大学生认知方式及教养方式与应对方式之间的关系。
- The measured 1-dB gain compression point was -12 dBm, and simulated noise figure was 4.06 dB at 60 GHz. 缩小化的对偶巴伦是使用并电容在电路中的输入、输出或终止端。
- Finally,achievements of conversion gain,Linearity and noise figure of CMOS mixers are summarized and compared. 最后,总结了CMOS混频器有关转换增益、线性度以及噪声系数的成果报道。
- The technical requirements include channel selection, noise figure and radiation emission limits. 技术要求包括频道选择、噪声系数和辐射发射限值。
- The Hidden Figures Test (HFT) was conducted to measure the participants’ cognitive styles to be field independence (FI) or field dependence (FD). 藏图测验用来区分研究对象之认知风格是否为场地独立型或场地依赖型之学习者。
- ATF-34143 is also used to realize a low noise amplifier. The gain and noise figure of the LNA are about 14dB and 1.0 dB respectively. 低噪声放大器是采用ATF-34143设计的，增益约14dB，噪声系数1.;0dB。
