This article introduces the core chip(baseband chip and radio frequency chip), uses"the Chinese clip group" SCDMA colored screen handset design and application.
介绍了核心芯片(基带芯片与射频芯片)采用“中国芯”的SCDMA彩屏手机的设计与应用。
This is because process execution now needs to be coordinated across the bus, which operates at half the clock frequency of the chip.
这是因为进程执行现在需要跨总线协调,以一半的芯片时钟频率进行处理。
Unlike previous ones, the e-passports contain biometric data embedded in a radio-frequency identification (RFID) chip, along with the usual mugshot and optical bar-code.
跟上一代不同,电子护照除了包含照片及光感条码之外,还记有生物体征数据,植在无线电频率识别(RFID)芯片上。
A far simpler kind of chip called a radio-frequency identification (RFID) tag, which sends a tiny quantity of data over a short range when activated, can already be manufactured for 4 cents apiece.
有一种更简单的芯片叫做无线射频识别(RFID)标签,它在被激活之后可以在小范围内发送很短的一段数据,现在,其造价只要4美分一片。
With modern spectral estimation algorithm, spectrum analysis on Doppler frequency caused by vehicles radar movement is carried out in DSP chip.
利用现代谱估计的算法,在DSP芯片中对检测车辆雷达运动产生的多普勒频率进行频谱分析。
The POWER5 chip has been designed for very high frequency operations of up to 2.0 GHz.
POWER 5芯片设计用于非常高频率的操作,最高可达2.0GHz。
The paper introduces the technique feature and the operation principle of chip CS5460A, and its application in high-accuracy power frequency voltage, current, power, power factor, frequency meter.
本文介绍了CS5460 A芯片的特点、工作原理及其在高精度工频电压、电流、功率、功率因数、频率表中的应用。
This paper presents a design of Adaptive-Bandwidth Frequency Synthesizers used in single chip FM receiver system.
本文介绍了应用在单芯片FM接收系统中可变带宽频率综合器的设计。
This paper introduces a power line modem chip SC1128 based on Expanding Frequency technique, analyzes it' s characteristic and compare it with other modem chips.
本文介绍了一种基于扩频技术的电力线调制解调芯片SC1128,分析其通信特性,与国内外同类产品进行了对比。
A passive loop filter scheme and the design method of the filter for current charge pump PLL frequency synthesizer chip are given in the paper.
针对电流型电荷泵PLL频率综合器芯片,提出一种称为极值相位裕量的无源环路滤波器方案和设计方法。
The frequency responses of the system combing probe tip and piezo chip were detected, the difference between the shear force detection and the tapping mode detection was discussed.
文中给出了探针-压电片检测系统的的频率特性,并比较了剪切力探测和轻敲模式探测特性的区别。
The high performance DDS chip AD9951 produced by ADI is adopted to design a frequency synthesizer in this paper.
阐述了AD 9951芯片的主要性能及其在快速频率合成器设计中的应用方法。
Recently, adoption of the high frequency switch mode power supply and the processing controller based on the programmable chip are the trend of the development of laser technology.
近年来出现的高频开关电源技术和以可编程芯片为核心的控制技术也逐渐在激光器设计中得到应用。
A modified direct digital frequency synthesis (DDS), pipelined structure, and time-sharing ROM are adopted in the chip, for saving chip area and ensuring high performance and speed.
该芯片采用了改进的直接数字频率合成算法、流水线结构与ROM分时复用技术,保证了芯片的高性能和速度,节省了芯片面积。
Small size multilayer chip inductor for high frequency high Q, stable inductance in high freq. range.
小尺寸且适用于高频,高Q值及在高频带有稳定感值应用的积层晶片电感。
When added to the ac voltage across it and the chip frequency of the resonant frequency of the phase are equal, the maximum energy output, sensitivity is highest.
当加到它两端的交流电压的频率和晶片的共振频率相相等时,输出的能量最大,灵敏度也最高。
DDS Chip AD9850 has precise output frequency, small frequency interval, and high signal to noise ratio.
DDS芯片AD 9850具有输出频率精确、频率间隔小、易于调谐、信噪比高等优点。
The control core of frequency converter composed of the single chip microcomputer AT89C51 and sine PWM chip HEF4752, the main circuits and flow charts are given also.
使用AT 89 C 51单片机和HEF4752正弦pwm信号专用芯片作为变频部分的控制核心,给出了主要部分电路原理图和软件流程图。
This paper introduces the measurement of fish-Finder's pulse modulating frequency with the 8031 single chip computer.
本文介绍采用8031单片微机实现探鱼仪脉冲载波频率的测量。
And this design makes DSP TMS320F2812 be control chip. This method improves switching frequency and control precision. It can achieve Full Digital control.
为了提高开关频率和控制精度以达到更好的效果,设计中采用数字信号处理器TMS320F 2812作为控制芯片,实现了全数字化控制。
A method for measuring the dynamic frequency characteristics of a system with 8031 single chip microcomputer was presented, the circuit diagram was given and the software designing was introduced.
提出了用8031单片机及相应接口电路来完成系统动态频率特性测试的方法,给出了硬件的电路原理图,介绍了软件设计。
This article sum up the principle of frequency display in HP8559A spectrum analyzer. And introduce a design to improve frequency accuracy of measurement by using Single-chip-computer.
本文介绍了H P 8559A频谱分析仪频率测量显示电路的基本工作原理,同时阐述了怎样使用单片机对该型号频谱仪实施改造以改善其频率测量准确度。
This chip is applicable for the measure of signal, whose amplitude and frequency has high dynamic range .
这种芯片非常适用于信号的幅值和频率动态范围大的测量系统。
The effects of laser power, frequency, writing speed and procedures on the quality of the chip was evaluated.
研究了激光功率,频率,扫描速度等参数及加工程序对芯片加工质量的影响。
Finally design the application model of this hardware encryption chip in radio frequency card equivalent realization finance card standard.
最后给出了该硬件加密芯片在射频卡等效实现金融卡规范实例中的应用模型。
This 0805 size chip attenuator exhibits excellent high frequency characteristics.
这0805大小的芯片衰减器具有优良的高频特性。
A high frequency single-ended flyback switching power supply is designed with current-mode PWM controller UC3842 chip as its core.
设计了一种以电流型PWM控制器UC3842芯片为核心的高频单端反激式开关稳压电源。
This device consists of inverter major circuit and monitoring system based on ARM7 chip AT91M55800. The main circuit produces power supersonic AC output with adjustable frequency and changeable power.
该装置由逆变主电路和以arm 7单片机at91 M 55800为核心的测控系统组成。逆变主电路实现了频率和功率均可调的超声频交流电的输出。
The integral period sampling, which is realized by realtime frequency calculation and voltage capture function of IC chip, is necessary for precise digital signal processing.
借助芯片的捕获功能,计算信号的实时频率,实现了整周期采样,保证了数字信号处理的精度。
The control core of frequency converter composed of the single chip microcomputer AT89C51 and sine PWM chip SLE4520, the main circuits and flow charts are given also.
使用AT 89 C 51单片机和SLE4520正弦pwm信号专用芯片作为变频部分的控制核心,给出了主要部分电路原理图和软件流程图。
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