一款性能良好的视频会议系统；可以实现视频，语音，文本信息的交流。需要外部设备：摄像头，耳机+麦克。经测试，图像清晰，语音质量可靠，图像音频传输失真很小，速度可靠。是多媒体网络传输开发者良好的参考。 -A good performance video conferencing system can be video, voice, text information. The need for external equipment: camera, headset+ Mike. Tested an

D类音频放大器设计：音频放大器的目的是以要求的音量和功率水平在发声输出元件上重新产生真实、高效和低失真的输入音频信号-Class D audio amplifier design: the audio amplifier is the purpose of the volume and power requirements of the level of sound output device in the re-created real, efficient, and low distorti

视频技术、编码技术、限失真视频编码技术的研究和算法优化-Video technology, coding, video coding distortion limit research and algorithm optimization

通过算法对图片进行LGB的有失真压缩,LGB通过对图片的序列编码，将不想似的区域分为一个图形块。传输时只是传输对应的序列。-Algorithm picture LGB distortion, compression, LGB through the image sequence coding, do not want to like the area into a graphic block. Transmission transmission only when the correspondi