Dialogue service device and dialogue system control method

A dialogue service device that recognizes an occupant's voice of an occupant of a vehicle and provides a service, the dialogue service device comprising:

• an electronic controller including a dialogue system control unit, an activation unit, a first dialogue system, a first interface, a second interface, and a display control unit;
• and
• a remote server including a second dialogue system,
• the dialogue system control unit being configured to recognize the occupant's voice and control a dialogue system that interacts with the occupant and provide the service,
• the activation unit being configured to activate the dialogue system,
• the dialogue system including the first dialogue system that has a first voice recognition engine that outputs control commands to in-vehicle devices via an in-vehicle communication path, and the second dialogue system that has a second voice recognition engine that is different from the first voice recognition engine,
• the activation unit including the first interface that outputs an activation command to the dialogue system via an operation of a steering wheel switch of the vehicle, and the second interface that outputs an activation command to the dialogue system via a wake-up word uttered by the occupant,
• the first interface being configured to transmit the activation command to either the first dialogue system or the second dialogue system,
• the second interface being configured to transmit the activation command to the first dialogue system,
• the second dialogue system not being capable of being activated with the wake-up word if the wake-up word is assigned to activate the first dialogue system,
• activation of the dialogue system via the steering wheel switch being exclusively selected from the first dialogue system and the second dialogue system according to a user setting, and
• the dialogue system being activated via the wake-up word is fixed to the first dialogue system.