Mobile terminal with a built-in voice message searching function and corresponding searching method

A mobile terminal with a built-in voice message searching function, comprising:

• a voice recording module, a pre-processing module, a matching module and a result outputting module,
• wherein the voice recording module is configured to record a voice searching signal from a user, and to send the voice searching signal to the pre-processing module for pre-processing;
• wherein the pre-processing module is configured to pre-process the voice searching signal, and to send the pre-processed signal to the matching module for signal matching;
• wherein the matching module is configured to extract a characteristic parameter of the pre-processed signal, to calculate a similarity of the extracted characteristic parameter with a characteristic parameter of a stored voice message, and to send the voice message with a similarity higher than or equal to a threshold to the result outputting module;
• and
• wherein the result outputting module is configured to display the voice message with the similarity higher than or equal to the threshold on a screen of the mobile terminal.