Abstract:

To satisfy the rapid development of mobile terminal and the high personalized demand of mobile phone user, a design of mobile phone recorder system based on Android was proposed. The system can monitor and analy of mobile phone users and records, to judge whether the user should reasonable arrange the using of mobile phone, and gives a reasonable proposal, which will be convenient for users to monitor and manage by themselves. It mainly uses Intent and log monitor to implement software monitor function, encryption of file system through the class FileEncrpter, and for recording encrypted stream encryption is used, the use of class MediaRecord and ACC(Advanced Audio Coding) code to realize the audio recording etc. The system has achieved satisfactory results, and proved the feasibility of the system through experiments.

Key words: Android, words and deeds, monitor, encryption