Apparatus capable of running primary and secondary processes

A mobile communication apparatus capable of running a secondary process in addition to a primary process of mobile communication, comprising:

• a communication circuit configured to send and receive a plurality of radio signals for mobile communication;
• a first controller coupled to the communication circuit and configured to run the primary process using the communication circuit;
• a second controller configured to run the secondary process;
• a display;
• and
• a display controller coupled to the first controller, the second controller and the display, the display controller being configured to receive a piece of information regarding operation of the second controller from the second controller, the display controller being configured to present an idle screen on the display including the information received from the second controller, the display controller being configured to pause if the first controller starts running the primary process.

A mobile communication apparatus capable of playing a piece of music in addition to running a process of mobile communication, comprising:

• a communication circuit configured to send and receive a plurality of radio signals for mobile communication;
• a first controller coupled to the communication circuit and configured to run the process of mobile communication using the communication circuit;
• a memory configured to store a plurality of content data representing a piece of music;
• a second controller coupled to the memory, the second controller being configured to read the content data out of the memory and to play the piece of music:
• a display;
• and
• a display controller coupled to the first controller, the second controller and the display, the display controller being configured to receive a piece of information regarding operation of the second controller from the second controller, the display controller being configured to present an idle screen on the display including the information received from the second controller, the display controller being configured to pause if the first controller starts running the process of mobile communication.