Apparatus and method of controlling voice input in electronic device supporting voice recognition

A terminal for supporting a voice recognition function, the terminal comprising:

• a display unit configured to display a voice recognition operation screen image, and to display an execution object supporting a function of controlling turn-on and turn-off of a microphone;
• an input unit configured to generate at least one of a touch input, a touch pen input, and a key input;
• a microphone configured to collect a voice signal;
• and
• a controller configured to control the microphone to be in a turn-off state during an operation of a voice recognition mode, to detect a first user input for requesting the turn-on of the microphone based on the at least one of the touch input, the touch pen input, and the key input from the input unit, to control the microphone in the turn-off state to be in a turn-on state when the first user input is detected, to collect voice input data of a user through the microphone in the turn-on state, to control the microphone in the turn-on state to be in the turn-off state when a second user input for requesting the turn-off of the microphone is detected, and to terminate collecting the voice input data.