搜索资源列表
top_clock
- 多功能数字钟，有校时，仿广播报时，整点报时，闹铃等功能！-Multifunction digital clock, there are schools, the fake radio timekeeping, the whole point timekeeping, alarm and other functions!
WhatisBluetooth
- Bluetooth is a standard for short range, low power, low cost wireless communication that uses radio technology. Although originally envisioned as a cable-replacement technology by Ericsson (a major cell phone manufacturer) in 1994, embedded Bluet
zhangjun
- 用硬件描述语言实现数字钟的设计，实现正常计时，报整点时数，电台整点报时，12小时制与24小时制转换等功能。其中有代码和仿真结果-Using hardware descr iption languages digital clock design, implement the normal timing, the whole point, the number of newspaper, radio and the whole point timekeeping, 12-hour and 24-h
20070823003
- 自动识别系统电台的卞要功能是在接收状态将接收到的射频信号解调成高斯最小频移键控(GMSI})比特流以供信号处理板使用 而在发射状态则将来自处理板的9.6 kbps的GMSI}比特流调制成适合发射的射频信号并发射。木电台使用半双工方式工作，共用一副大线，其中发射通路只有一个通道，但可通过微处理器改变调制芯片LMX1501的内部设置数以产生两个频率，然后再经过卜变频得到中心频率分别为162.025 MHz和161.975 MHz的发射信号 木电台的接收则分为二路，其解调芯片都是用TA31136来实
viewdvb
- DVBViewer allows you to experience Digital TV on your PC. With a proper DVB card you can enter the world of digital entertainment and experience high quality, incredibly sharp TV pictures and near CD quality radio!
DVBStandard
- 几个广电标准,搞数字电视研发的一定用的上,正好一起打包了. GYT231-2008数字电视广播电子节目指南规范 GYZ174-2001数字电视广播业务信息规范 GYZ175-2001数字电视广播条件接收系统规范 GYZ203-2004数字电视广播电子节目指南规范 GYT106-1999有线电视广播系统技术规范-Several radio and television standards, engage in research and development of certai
programe
- 大功率射频数字控制显示部分程序，（液晶显示，串口通讯，按键程序，存储程序，模数转换程序等）-High-power radio frequency digital control display part of the program, (liquid crystal display, serial communications, key procedures, storage procedures, analog-digital conversion process, etc.)
xhfsqyanjiu
- 基于直接数字频率合成(DDS) 原理，利用AT89C52 单片机作为控制器件，采用AD9850 型DDS 器件设计一个信号发生器。给出了信号发生器的硬件设计和软件设计参数，该系统可输出正弦 波、方波，且频带较宽、频率稳定度高，波形良好。该信号发生器具有更强的市场竞争力，在跳频技术、 无线电通信技术方面具有比较广阔的发展前景。-Based on Direct Digital Synthesis (DDS) theory, using AT89C52 microcontroller as
MC13213_SI4432
- 本模块采用了Silicon Labs的Si4432作为无线收发芯片，是一块完整的、体积小巧的、低功耗无线收发模块。模块集成了所有射频相关功能和器件，只向用户提供简单的几个数字I/O口，用户不需要了解无线电的相关知识，就可以使用本模块轻易的开发出性能稳定可靠的无线相关产品。和MC13213单片机接口，使用IO口模拟SPI-This module uses the Si4432 Silicon Labs as a wireless transceiver chip is a complete, co
SWradio_setup
- The Tri-Band Receiver ("TBR" here after) described in this Web site is the result of a home building project conducted during the second half of 2003. The general idea behind this project was to build a receiver capable of copying the digital mode
nios_softcore
- 使用NIOS软核的数字调制器，软件无线电，数控振荡器-Using the NIOS soft-core digital modulator, software radio, digitally controlled oscillator
dianji
- 51单片机为核心 pwm控制双电机不同速度来转换方向，发射与接收利用无线电传输，发射有数码管，led显示。-51 pwm control of dual-core MCU for the motor to change direction at different speeds, use of transmit and receive radio transmissions, launching a digital tube, led display.
DDC_Ver1.0
- 数字下变频（DDC）在如今基于软件无线电的架构中对系统的整体性能决定性的影响，代码为基于Matlab的4通道DDC程序，程序中可以根据需要调节滤波器等参数评估DDC的性能对于使用FPGA实现DDC有较大的参考价值-Digital down conversion (DDC) in today' s architecture based on software radio system a decisive impact on the overall performance of the code
zizhishuziamscheet
- 自制数字AM电台scheet,很有价值的东西哦，欢迎下载交流。-Home digital AM radio scheet, valuable things Oh, please download the exchange.
WirelessCommunicationEngineering
- Wireless Communication Engineering Modulation-Analog Modulation: AM Radio-FM Radio-Detection of FM Signal-Digital Modulation-Digital Demodulation-Coherent Versus Noncoherent-Amplitude Shift Keying (ASK)-ASK Modulation-Baseband Filtering-Non–Coheren
6
- Finite-Resolution Digital Receiver Design for Impulse Radio Ultra-Wideband Communication
quanboduanshuzitiaoxieshouyinmokuai
- 车载收音模块资料，数字调谐收音原理，控制方式-Car radio module data, digital tuning radio theory, control, etc.
fading
- Multicarrier modulation helps to reduce the detrimental effects of multipath fading. Because of its robustness to multipath, and the ease of implementating it in transmitters and receivers using the fast Fourier transform (FFT), the MCM concept i
ofdm
- Multicarrier modulation helps to reduce the detrimental effects of multipath fading. Because of its robustness to multipath, and the ease of implementating it in transmitters and receivers using the fast Fourier transform (FFT), the MCM concept i
op25.tar
- OP25 project, complete receiver and repeater source code for APCO25 digital trunking radio system