| 摘要 |
PURPOSE: A baby monitor having a Bluetooth wireless multimedia function is provided to process video and audio data, captured by a camera and a microphone, using a digital signal processing method and to transmit and receive the video and audio data through Bluetooth communication in real time. CONSTITUTION: An audio CODEC(110) has a function to compress and decompress voice data. A video CODEC(120) has a function to compress and decompress video data. Video data are displayed on a TFT LCD monitor through a video accelerator(150). In a receiving part, a multimedia processor control part controls a monitor, a speaker, a microphone, a keypad, a memory, a Bluetooth transceiver part, MP3 software, and MPEG4 software. The multimedia processor control part stores data, transmitted from the receiving part, in the memory and downloads the stored data to a computer. The receiving part streams stable music or nursery rhymes for babies to a transmitting part in the pattern of an audio file. |
