Kakao Corporation

Hyundai Motor Company

Kia Motors Corporation

Han Yong Park

Hye Ryeon Lee

Jin Oh Song

Sung Yong Chang

Jun Kyu Park

Jung Han Choi

Ho Jun Lee

Sang Hyeon Seo

Do Wan Kim

Chan Hui Seok

Seung Hwan Lee

Geon Woo Kim

Hye Jin Oh

Jong Suk Lim

Jae Il Lee

Provided are a method and apparatus for providing a counseling service. A method of operating a counseling center server interworking with an instant messaging service includes acquiring, based on an input of a first user for requesting counseling through a channel of a second user registered in the instant messaging service, a counseling type of the requested counseling, creating a first type of counseling ticket corresponding to unmanned counseling or a second type of counseling ticket corresponding to manned counseling based on the counseling type, monitoring a state change event that changes a state of the counseling ticket, and controlling an interfacing object included in a chat interface for counseling provided to a terminal of the first user to correspond to the channel to indicate the counseling type and the changed state of the counseling ticket.

Method and apparatus for providing counseling service

Provided are a method and apparatus for providing a counseling service. A method of operating a counseling center server interworking with an instant messaging service includes activating a connection with a chatbot server linked to a channel in a chat room, calling a chatbot block corresponding to a specific task included in the chatbot server through the chat room, transmitting a message received from a terminal of a user connected to the chat room to the chatbot server as an input of the chatbot block, and transmitting an output of the chatbot block in response to the message received from the chatbot server to the terminal of the user.

A fuel supply device for a liquefied petroleum direct injection (LPDI) engine in which liquefied petroleum gas (LPG) is directly injected into a combustion chamber and a start control method of an LPDI engine having the fuel supply device, wherein the high pressure fuel pump receives and compresses fuel to a pressure higher than a pressure at which fuel has been supplied, wherein the high pressure fuel rail buffers and supplies fuel to a direct injector that injects fuel directly into a combustion chamber, wherein the return line is connected to the supply line through the high pressure fuel pump to form a low pressure line, allowing a surplus portion of fuel supplied to the high pressure fuel pump from the fuel tank to return to the fuel tank, and wherein a first valve is disposed on the return line to control the flow rate of returning fuel.

Fuel supply device for LPDI engine and start control method of LPDI engine having the fuel supply device

Growing community of inventors

Seongnam-si, South Korea

Han Yong Park