User terminal and driving method thereof, control device and driving method thereof, and control system of controlled device

A control device comprising:

• a communication interface configured to communicate with each of a plurality of devices, and with a user terminal;
• and
• a processor configured to, when an adjustment value for controlling the plurality of devices is received from the user terminal, control the communication interface to transmit a control signal for individually adjusting a setting value set for each of the plurality of devices based on the adjustment value.

A driving method which is executable by a control device for controlling a plurality of devices, the method comprising:

• receiving, from a user terminal, an adjustment value for controlling the plurality of devices;
• and
• transmitting a control signal for individually adjusting a setting value set for each of the plurality of devices based on the adjustment value.

A control system, comprising:

• a plurality of devices configured to operate based on individually set setting values;
• and
• a control device configured to, when an adjustment value for controlling the plurality of collected devices is received from a user terminal, transmit a control signal for individually adjusting a setting value set for each of the plurality of devices based on the adjustment value.