Patents by Inventor Whan-Chul Kim

Whan-Chul Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11645640
    Abstract: Disclosed herein are an authentication and payment system and method. The authentication and payment system of the present invention includes an issuer server, an issuer information management intermediate server, an acquirer server and a payment server. The issuer server issues, manages and operates payment means.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: May 9, 2023
    Assignee: SK Planet Co., Ltd.
    Inventors: Jun-Won Choi, Joo-Moon Lee, Se-Hyun Oh, Myung-Sung Lee, Whan-Chul Kim
  • Publication number: 20180253714
    Abstract: Disclosed herein are an authentication and payment system and method. The authentication and payment system of the present invention includes an issuer server, an issuer information management intermediate server, an acquirer server and a payment server. The issuer server issues, manages and operates payment means.
    Type: Application
    Filed: May 3, 2018
    Publication date: September 6, 2018
    Inventors: Jun-Won CHOI, Joo-Moon Lee, Se-Hyun Oh, Myung-Sung Lee, Whan-Chul Kim
  • Patent number: 9990622
    Abstract: Disclosed herein are an authentication and payment system and method. The authentication and payment system of the present invention includes an issuer server, an issuer information management intermediate server, an acquirer server and a payment server. The issuer server issues, manages and operates payment means. The issuer information management intermediate server manages URL information required to access domestic and foreign issuer servers. The acquirer server performs payment approval and performs acquisition and settlement for member stores. The payment server intermediates between the issuer server and the acquirer server to provide an authentication and payment service in response to a request from a terminal of the merchant. Accordingly, the present invention can provide a safe and convenient payment process with respect to payment means, such as credit cards, electronic money or mobile phone micro payment that can be selected between a purchaser and a merchant.
    Type: Grant
    Filed: August 24, 2005
    Date of Patent: June 5, 2018
    Assignee: SK Planet Co., Ltd.
    Inventors: Jun-Won Choi, Joo-Mun Lee, Se-Hyun Oh, Myung-Sung Lee, Whan-Chul Kim
  • Publication number: 20080189186
    Abstract: Disclosed herein are an authentication and payment system and method. The authentication and payment system of the present invention includes an issuer server, an issuer information management intermediate server, an acquirer server and a payment server. The issuer server issues, manages and operates payment means. The issuer information management intermediate server manages URL information required to access domestic and foreign issuer servers. The acquirer server performs payment approval and performs acquisition and settlement for member stores. The payment server intermediates between the issuer server and the acquirer server to provide an authentication and payment service in response to a request from a terminal of the merchant. Accordingly, the present invention can provide a safe and convenient payment process with respect to payment means, such as credit cards, electronic money or mobile phone micro payment that can be selected between a purchaser and a merchant.
    Type: Application
    Filed: August 24, 2005
    Publication date: August 7, 2008
    Inventors: Jun-Won Choi, Joo-Mun Lee, Se-Hyun Oh, Myung-Sung Lee, Whan-Chul Kim
  • Publication number: 20050198211
    Abstract: A method and a system of creating and transmitting multimedia contents are disclosed. The method is implemented in a multimedia content creating and transmitting system which includes a multimedia content producing/management server which can be connected with transmitting and receiving terminals through wired or wireless communication networks. The method comprises receiving a multimedia content constructing instruction through a communication networks, creating content according to the multimedia content constructing instruction, encoding the created content, and providing the encoded content to a receiving terminal through the communication networks. According to the method, various contents that correspond to various types of transmitting and/or receiving terminals can be produced, edited, converted, transmitted, received, and played back.
    Type: Application
    Filed: December 6, 2004
    Publication date: September 8, 2005
    Inventors: Keon-Hwa Park, Ki-Tae Hong, Whan-Chul Kim, Joo-Mun Lee, Se-Hyun Oh, Myung-Sung Lee