Inside sip English, learning a good tutorial sip agreement, with the Chinese ver...

移动电话主要采用频率复用，但分配给移动电话的频段很少，远不能满足用户的需要。 因此就提出将地区划分成小区，称为蜂窝（Cell），每个蜂窝内使用一组频率，相隔一段距离后，相同的频率又可重复使用。 -The main use of mobile phone frequency reuse, but allocated to the small-band mobile phone, far from being able to meet the needs of users. Therefore proposed to be divided into residential areas, known as cellular (Cell), each use a set of cellular frequencies, separated by some distance, the same frequency can be reused.

connection to the CY7C68013A-56 ADC AD9203. Software and Firmware-connection to the CY7C68013A-56 ADC AD9203. Software and Firmware

jm是h.264官方发布的三大开源编码器之一。本软件教你如何在vc中编译运行jm视频教程。-jm h.264 is the official publication of the three revenue one of the encoder. The software to teach you how to run vc compiled jm Video Guide.

基于模糊逻辑控制的数字锁相环，用于通信系统中的载波恢复。Digital phase lock loop base on fuzzy logical control, which is used to recover carrier in communication system.-Based on fuzzy logic control of digital phase-locked loop for the communication system in carrier recovery. Digital phase lock loop base on fuzzy logical control, which is used to recover carrier in communication system.

AN2120, Connecting an M68HC08 Family Microcontroller to an Internet Service Provider (ISP) Using the Point-to-Point Protocol (PPP).

Nokia手机AT指令集说明-Nokia the handset AT instruction collection explained

These papers are very good and useful for WSN

这个也是关于空间谱的matlab 挺好的 可以-This is on the spatial spectrum of matlab can be quite good

介绍了QAM调制的星座图，对于学习QAM调制的有一定的指导意义。-Introduction of the QAM modulation constellation diagram for QAM modulation of learning have a certain significance.

connect to nokia mobile phone through serial port