Samsung Electronics Co., Ltd.

University-industry Cooperation Group of Kyung Hee University

Ji Cheol Lee

Sung Ho Choi

Song Yean Cho

Kill Yeon Kim

Ki Suk Kweon

Joon Ho Park

Sang Soo Jeong

Beom Sik Bae

Han Na Lim

Sung Won Lee

Jung Je Son

Alper Yegin

Song Yeon Cho

Ra-javelsamy Ra-Jadurai

Sung Soo Lee

Sang Do Lee

The present invention relates to a method, packet data network gateway (PGW), and server in a mobile communication system and device for controlling charging in a mobile communication system. The method by a PGW in a mobile communication system includes identifying data usage information associated with a specific service for a terminal, determining whether the data usage information satisfies a predetermined condition, and transmitting a notification message including the data usage information if the data usage information satisfies the predetermined condition, to a policy and charging rules function (PCRF) entity. The data usage information is used to display a message in the terminal.

Device and method for controlling charging in a mobile communication system

A method for controlling device triggering in a mobile communication system includes registering a default urgent level of a terminal when the terminal is connected, receiving a device trigger register including urgent level information transmitted from an application server, and setting the received urgent level in a packet filter, and comparing, upon reception of a downlink data packet from the application server, a default urgent level and an urgent level of the application server to determine whether to transmit a downlink data notification. The method further includes receiving a device trigger register including wait time information transmitted from an application server, and then setting the received wait time in the packet filter, and buffering during the wait time upon reception of the downlink data packet from the application server, and then determining a downlink data notification transmission upon expiration of the wait time.

Apparatus and method for controlling device triggering in a mobile communication network

The present invention relates to a method and a system for providing a sponsored service on an IMS-based mobile communication network, and comprises the steps of: a sponsored service client transmitting to a sponsored service server a sponsored service start request message; the sponsored service server determining the validity of the sponsored service after receiving the start request message; transmitting to the sponsored service client a sponsored service start acceptance message when the sponsored service server determines the sponsored service as valid; generating a sponsored service between the sponsored service client and an Internet service provider server; the sponsored service server generating charged fee information and transmitting the charged fee information to an authentication/authorization/accounting (AAA) server, when the sponsored service client requests termination of the sponsored service; and terminating the sponsored service session. According to the present invention, the sponsored service, in which a third pa&#x3c0;y Internet service provider can pay the cost using the mobile communication network instead of a wireless user equipment subscriber, can be provided, and the quality of the service can be dynamically controlled from the point the Internet service is provided.

Method and system for providing sponsored service on IMS-based mobile communication network

The present invention has the aim of providing a method of an activity information notification service in which a server can receive activity information from a user of a target terminal, depending on his or her privacy setting, and then transmit the received activity information to a selected receiving user, and in which any receiving user can transmit a notification request to a target user in order to receive desired activity information. According to an embodiment of the present invention, a method of an activity information notification service at a server, the method includes steps of receiving activity information from a target terminal; determining a receiving terminal to which the received activity information will be transmitted, depending on a privacy setting of the target terminal stored in a storage unit; and transmitting the activity information to the determined receiving terminal.

System for providing behavior information notification service and method for providing behavior information notification service

The present invention relates to a method and terminal in a mobile communication system. The method includes transmitting a first sponsor service request to a first server, receiving a sponsor coupon and information corresponding to a second server from the first server in response to the first sponsor service request, transmitting the received sponsor coupon to an entity in a network, receiving a sponsor coupon validation result, which is used to charge a service provider for a sponsor service, from the entity, and transmitting a second sponsor service request to the second server.

The present disclosure relates to a method and an apparatus for an Internet service provider server providing a sponsored service, in which a service provider server pays a mobile communication usage fee in place of a user equipment, and the method for providing the sponsored service comprises: a connection step of selecting predetermined sponsored content so as to provide the sponsored service by means of the user equipment accessing the Internet service provider server; an authentication step of authenticating to the user equipment that the sponsor service is valid by a sponsorship manager, which is a device for managing the sponsor service, connecting with the user equipment on the mobile communication network; a step for the Internet transmitting to the user equipment the sponsored content that comprises in an IP packet either an IspCode, which is pre-allocated by the sponsorship manager for identifying the Internet provider server, or an IspTrfCode, which is pre-allocated by the sponsorship manager for identifying the sponsored service; and a ending step of ending the connection between the user equipment and the sponsorship manager, and the user equipment and the sponsorship manager collecting traffic information with regard to the sponsored service.

Method and apparatus for providing internet service carrying out fee payment in wireless communication network

A method for creating a unique and secure mobile internet protocol version 4 connection for a packet data network is provided. The method includes generating an extended master session key to create a mobile internet protocol root key. The method also includes creating a mobile internet protocol security parameter index based on the mobile internet protocol root key and an access point name. The method further includes deriving a mobile node home agent key based on the access point name. Furthermore the method includes associating the derived mobile node home agent key to the created security parameter index. Moreover the method includes providing the unique and secure mobile internet protocol version 4 connection to transfer data for the packet data network connectivity.

Method and system for creating a mobile internet protocol version 4 connection

The present invention relates to a method and terminal in a mobile communication system. The method includes transmitting a sponsor service request to a first server of a service provider, receiving a sponsor coupon from the first server, transmitting the received sponsor coupon to an entity of an operator, receiving a sponsor coupon validation result message from the entity, and transmitting a request for a sponsor service to a second server of the service provider. The sponsor coupon is used for the operator to charge the service provider for the sponsor service.

The present invention relates to a method and device for controlling charging in a mobile communication system. The method for controlling charging in a mobile communication system is characterized by comprising the steps of: generating, by a service provider, a sponsor coupon to transmit to a terminal when a sponsor service request transmitted from the terminal is received; receiving, by the terminal, the sponsor coupon to transmit to an operator; setting, by the operator, a filtering and charging rule for sponsor traffic by using the sponsor coupon, and notifying the terminal; requesting, by the terminal, the sponsor service to the service provider again, and receiving a sponsor traffic service from the service provider; and charging, by the operator, the service provider for the sponsor traffic.

An active handoff system and method of a dual mode terminal capable of connecting to a wireless network, such as wireless local area network (LAN), and a mobile communication system are provided. The handoff method includes the steps of assigning, at a packet data service node of the mobile communication system, an IP address to the dual mode terminal connected to the service network, establishing, at the packet data service node, a tunneling path to the wireless LAN when the dual mode terminal moves from the mobile communication network to the wireless LAN, and disconnecting, at the packet data service node, the tunneling path to the wireless LAN, and establishing a tunneling path to another packet data service node whose Internet Protocol (IP) address has been established by the packet data service node, when the dual mode terminal moves from the wireless LAN to the mobile communication system. A dual mode terminal that moves from a 3G mobile communication system to a wireless network in an active state maintains an existing IP address assigned from an active 3G mobile communication system so that the dual mode terminal can maintain an upper layer session and transmit an IP packet to a terminal located in a 3G mobile communication system.

Growing community of inventors

Gyeonggi-do, South Korea

Ji Cheol Lee