搜索资源列表
Aidio
- 摘要：应用CXA1019S芯片完成接收机混频、中放、解调等的设计，并用芯片BU2614以PLL 频率合成的方法产生稳定的本振和控制输入调谐回路的谐振频率，从而实现电调谐。单片机采用 MCS-51系列对频率合成器BU2614进行控制，加上键盘、显示和存储器电路，可实现多种程控搜 索、电台存储等功能。-Abstract: The complete receiver chip CXA1019S mixer, amplifier, demodulator, such as design, a
wsn
- 环境监测无线传感器网络节点的设计 针对环境监测的要求,开发了一种兼容型的无线传感器网络节点系统。该系统以MSP430FG4618为核心,采用 CC2420 214G射频芯片,软件上移植了德州仪器( TI) ZigBee协议栈,并在应用层开发了通信程序。该系统可以组建成稳 定的网状网络,功耗低,数据传输稳定,可与TI支持的其他方案混合组网,使网络最优化-Environmental monitoring wireless sensor network node design requirem
shepin
- 射频芯片RC500的程序，可以实现无线射频的通讯，使用485接口-RC500 chip RF procedures can be achieved radio frequency communications, the use of 485
CheckOnRecord
- 用于公司考勤用，程序中调用一个射频卡的读卡器。射频卡可是使用员工现有的如公交卡，射频饭卡等。软件中设置上班下班，并进行每月的出勤统计。-Attendance for the company, and the procedure to call a radio frequency card reader. However, the use of radio frequency card, such as the existing employee bus cards, radio frequenc
RFID
- 中国射频识别(RFID)技术政策白皮书-China Radio Frequency Identification (RFID) Technology Policy White Paper
jin
- 利用nfr2401设计并实现一个无线射频卡RFID应用实例。-Nfr2401 design and implementation using a radio frequency card RFID application.
RFID_ALOHA
- 射频识别技术[Radio Frequency Identification，RFID]是自动识别技术的一种，近几年发展非常迅速。射频识别技术的工作方式是利用射频方式进行非接触双向通信，以达到识别目标对象并交换数据。-RFID [Radio Frequency Identification, RFID] is an automatic identification technology, developed rapidly in recent years. Radio frequency iden
RFID-Ripe-For-Informed-Debate
- RFID, the wireless technology that has helped millions of people around the world to protect their property and make their workplaces safer is now in danger of being viewed as a security risk. Ray Stanton examines the love-hate relationship b
Radio-frequency-identification
- RFID is an area of automatic identifi cation that is gaining momentum and is considered by some to emerge as one of the most pervasive computing technologies in history. In its simplest form, RFID is a similar concept to bar coding. It is
14443
- 14443 多功能射频卡 例程 里面提多语言的完整例子 -14443 Multi-function radio frequency card routines inside mention a complete multi-language examples
RFID_Radio_Circuit_Design_in_CMOS
- RFID设计文档，包含详细的射频天线和模拟前端设计电路，设计流程和仿真结果-RFID design document, contains a detailed radio frequency antenna and analog front-end circuit design, design flow and simulation results
SHF
- 仿真GSM当中射频跳频时的同频和邻频碰撞情况-Simulation of GSM frequency hopping radio frequency which at the time of the collision with the frequency and circumstances邻频
CR500
- 大家多多利用呵，资料找的不容易 delphi 射频卡，Mifare-Greater use of U.S. Oh, the information is not easy to find delphi radio frequency card, Mifare
1205
- xe1205无线射频芯片驱动程序，真的很好呀-radio frequency chip xe1205 driver, you really good
Wirelessidentificationdevices
- 2007全国电子大赛一等奖也是2008黑龙江省一等奖作品《无线识别装置》-2007 National Electronics Competition first prize in 2008 in Heilongjiang Province is also the first work " radio frequency identification device"
MCUresetCircuitDesign
- 影响单片机系统运行稳定性的因素可大体分为射频干扰、电源线或电源内部产生的干扰、振荡源的稳定性和复位电路的可靠性 ，在这里就可以看出复位电路的重要性。 -Affect the stability of single-chip system factors can be divided into radio frequency interference, the power cord or power supply internally generated interference, the sou
RIL_design
- 目前的智能机在硬件上多采用双cpu的架构，一个是基带处理器，主要处理数字信号、语音信号的编码解码以及GSM通信协议，另一个是应用处理器，运行操作系统和各种应用程序。基带处理器、射频和其它外围芯片作为一个模块，成为GSM/GPRS modem，提供AT命令接口。网络的应用已经是一个需求的热点，而目前的GSM模块大多都能支持GPRS功能。应用处理器通过AT命令集与带GPRS功能的无线通讯模块通信，为实现网络的应用提供了一个最底层的支持。 -Intelligent machines in the
RFID_Essentials
- 射频确认((RFID)正迅速改变生意跟踪盘货和资产的方式.从对美国国防部沃尔-马特和特斯科,早期努力正已经展示好处,但是为RFID软件,融合和数据处理使目前一挑战平息下来.如果你是一个设计师把发展一RFID系统记在一开发者金色上的,这本书是给你的.广阔经验鼓励,比尔Glover和Himanshu Bhatt为你提供重要的关于这新兴技术的信息. -Radio Frequency Identification (RFID) is rapidly changing the way business
CDMA_RF_System_Engineering
- 一本关于ＣＤＭＡ系统射频部分设计的书籍，包括与其它子系统的关联接口．-CDMA system on a radio frequency part of the design books, including those associated with other subsystems interface.
WSN
- 随着现代微机电系统（MEMS, Micro-Electro-Mechanism System）、微电子、片上系统SOC （System-On-Chip）、纳米材料、传感器、无线通讯、计算机网络、分布式信息处理等技术发展，无线传 感器网络（Wireless Sensor Networks, WSN）和射频标签（Radio Frequency Identification，RFID）在近 几年获得了飞速发展。这两项技术相互独立，却又存在着千丝万缕的联系，它们相互交叉和相互整合，具 有