信号放大

应用酶生物信号放大系统放大DNA压电传感器检测信号的研究

Research on applying enzyme biological signal amplification system to DNA piezoelectric biosensor

基于信号放大技术的黄曲霉毒素B1等的压电免疫传感器研究

Studies on Piezoelectric Immunosensors Based on Signal Amplification Technique for Quantification of Aflatoxin B_1 and Other Analytes

另一类是信号放大扩增，如支链DNA、侵染探针等。

The other is the signal amplification , including Branched DNA ( bDNA ) and Invader et al .

目的研究酶生物信号放大系统用于放大DNA压电传感器检测信号的可行性和有效性。

Objective To research on the possibility and the efficiency of the enzyme biological signal amplification system applied to DNA piezoelectric biosensor .

该装置以ARM为核心，包括低功耗的双路心电信号放大、滤波、抗基线漂移电路。

The system takes ARM as the core and employs signal amplifying , filtering , and anti-baseline drift circuits .

以这种方式，每条单链DNA可以多次循环使多个分子信标被切开，从而实现信号放大。

In this way , each ssDNA can go through many cycles , resulting in cleavage of many beacons , achieving a signal amplification .

设计并完成了具有信号放大、数据采集和数据传输功能的探地雷达接收机USB设备实验电路。

It designs the experiment circuit of GPR receiver USB equipment which contains signal amplification , data sample and data transmission functions .

通过串并转换模块与寻址芯片的连接，将PWM信号放大驱动FED显示屏实现视频图像的显示。

Addressing chip is connected with serial-in parallel - out transformer , and its output PWM signals are amplified to drive the FED panel .

模板扩增和杂交以及信号放大相结合的有PCR-ELISA技术、实时荧光PCR技术、生物芯片技术。

PCR-ELISA and real fluorescence PCR associate the template Amplication and hybridization with the signal magnification .

在前期工作的基础上，我们改进了实验方法，研究了另一种灵敏度更高的基于金纳米粒子信号放大的流动注射化学发光法检测DNA特定序列的生物传感器。

A novel and sensitive flow injection chemiluminescence assay for the sequence specific DNA detection based on the signal amplification with nanoparticles was developed on the basis of our preceding work .

硬件的设计部分主要由信号放大电路、低通滤波电路，AD转换电路，串口通信以及显示电路等模块构成。

The mainly components of the device hardware are signal amplification circuit , low-pass filter circuit , AD converter circuit , serial communications and display circuit modules .

串联重复序列信号放大液相杂交检测HBV-DNA技术的建立及评价

Development and Evaluation of a Tandem Repeat Signal Enhanced-Liquid Hybridization Assay for Hepatitis B Virus DNA

硬件设计中重点介绍数字电路的构成，A/D转换器、信号放大与偏置电路和LCD偏置电路。

In hardware design the composition of digital circuit , A / D converter , signal amplifying and bias circuit as well as LCD bias circuit .

基于切刻酶介导的循环链置换聚合反应用于多重SNPs的荧光信号放大检测。

Multiple fluorescence signals amplifying detection of SNPs based on nicking enzyme mediated circular strand-displacement polymerase reaction .

TSA法是一种基于催化沉积的信号放大方法，在固相免疫反应中可以使信号得到几何级数的放大。

TSA method is a catalytic-deposition based signal amplification method with geometric amplification ability especially in solid-phase immunoassay .

3G通信中，通常使用效率较低的线性功放做最终信号放大，这影响到手机电池的使用时间。

In 3G communication , we usually use the less efficient linear power amplifier to make the final signal amplification , which affected cell phone battery life .

接着研究分析了各种光信号放大技术的原理和优缺点，根据系统的实际需要选择将掺铒光纤和光纤喇曼放大技术应用于长距离FBG传感系统。

Optic amplification technology is analyzed and compared , and then EDFA and FRA are chosen to apply to the long distance sensing system .

肽核酸和RecA蛋白&互补单链DNA探针生物信号放大系统用于压电基因传感器的实验研究

Experimental Study of Piezoelectric Gene Sensor by PNA and the System of Biology Magnified of " RecA Protein-complementary Single Strand DNA " Probe

下一代大容量WDM光网络，要求在路由、滤波、控制、光信号放大等方面的高性能光器件。

The next generation of high-capacity WDM telecommunication networks demand the high-performance optical devices in routing , filtering , control and amplification of optical signals .

如果待测体系中含有目标DNA，则DNA探针的发夹结构打开且随后的内切酶对其没有作用，并可以结合纳米金标记的检测探针而使信号放大。

If the system under test contains a target DNA , the DNA probe of the hairpin turn and the subsequent enzyme is not their role , and can be combined with nano-gold-labeled detection probe making signal amplification .

目的探讨原位杂交APAAP信号放大技术检测福尔马林固定石蜡包埋乳腺癌组织HPV感染的实用性。

Objective To study the possibility of detecting HPV infection on formalin-fixed , paraffin-embedded breast tissues by in situ hybridization-APAAP signal amplification system .

利用H2O2将抗原抗体结合的电位响应信号放大采用直接电位法检测IgG的浓度。

After enlarging the signal of the combination of antigen and antibody by H 2O 2 , the concentration of IgG is able to be measured by testing the electrode potential directly .

心电图信号放大和记录中50Hz干扰滤波的新技术&符合滤波

A new technique for line interference filtration in ECG amplifiers and record : the adaptive filter

目的探讨酪胺与过氧化物酶发生酶促反应后，用热缓冲液洗以进一步提高和改善催化信号放大法（CSA）的敏感性和特异性。

Objective : To verify whether hot PBS washing after the enzymatic reaction between tyramine and horseradish peroxidase can improve the sensitivity and specificity of catalyzed signal amplification ( CSA ) .

目的在构建好的肽核酸压电基因传感器检测系统上引入RecA蛋白互补单链DNA探针复合体作为新型生物信号放大系统，提高传感器的检测灵敏度。

Objective To improve the detection sensitivity of peptide nucleic acid ( PNA ) piezoelectric gene sensor by introducing RecA protein-complementary single strand DNA probe complex as new style biological signal amplification system .

论文首先介绍了在应用于WCDMA下行链路信号放大情况下影响功率放大器的线性度的指标参数以及线性指标的测量参数。

In this paper , we first introduced the parameters which may affect the Linearity of power amplifier when used in the enlargement of WCDMA downlink signal as well as the linearity parameter .

最小工作系统包括系统电源，晶振，串口等；接口电路包括SPWM控制信号放大电路，以及电能质量采样电路。

The minimum work system includes system power , crystals , serial port and so on . The interface circuit includes the SPWM control signal amplifier circuit , and power quality sampling circuit .

高精密放大器OP07构成模拟信号放大电路。

Constitute a high-precision analog signal amplifier OP07 amplifier circuit .

为了消除ABS噪声，进一步提高放大器的信号放大率、信噪比等性能，提出双级非共线布里渊放大的实验方案，从理论及实验上证明了其可行性，给出了实现高性能放大的设计原则。

Experimental verifications are performed . To remove the ABS noise and further raise the SAF , we present the scheme of double-stage non-collinear Brillouin amplification and prove its feasibility . The design principle to achieve high-performance amplification is obtained .

当包层对芯径面积之比小于某一特定值时，对于反向泵浦，ASE+输出功率大于ASE-输出功率。这些特点显示了小信号放大时ASE与大信号放大时ASE所存在的差异。

When the ratio of cladding to core area is less than a specific value , the output power of ASE + is larger than that of ASE - for backward pumping .