Abstract: A system and method for changing a name contained in a TV program being broadcast to a name requested by a TV viewer and providing the TV program containing the changed name are provided. The digital broadcast system includes a digital content receiver belonging to a user requesting a name change service; and a digital broadcast server for broadcasting a TV program to the digital content receiver, and if changing a name contained in the TV program to a different name is requested, providing the TV program containing a changed name to the digital content receiver. The TV viewer can watch a TV program in which original names are replaced by the viewer's name or acquaintances' names.

Abstract: Provided is a modular remote controller assembled by the connection of modules chosen based on desired functions, wherein each of the modules is constructed for one function of the remote controller. The modular remote controller includes: a main remote controller which generates a remote control signal for remote controlling an electronic apparatus in response to one of an internal control signal, which is internally generated in response to a key input, and an external control signal; and at least one remote controller extension module which is detachably coupled to the main remote controller and generates the external control signal.

Abstract: A system and method for providing information services using a bar code at a wireless terminal, which is capable of receiving a variety of information services including user authentication through a network by receiving a bar code from a wireless terminal over the Internet and reading the transmitted bar code from a bar code system of a member store. The bar code system is constructed such that various services may be offered through a bar code system associated with a bar code issue server using a bar code transmitted to the wireless terminal through the Internet. Accordingly, the information service system and method are provided for various on line business services while not substantially modifying conventional bar code systems. Also, a bar code service can be offered through the wireless terminal, thereby allowing for excellent mobility compared with the conventional bar code system.

Abstract: A points trading service method is provided and includes the steps of (a) collecting information on a customers' trading points total from a member shop and storing the information in a customer database; (b) receiving information on a points trade request from a customer; and (c) trading points with other customers according to the points trade request. According to the method of the present invention, a customer can redeem a small amount of points into cash and exchange the points the user does not want to use for other points. Upon collecting trading points, a customer can also use the cyber money or points at a plurality of member shops. Therefore, when the method according to the present invention is applied, Internet business marketing and cyber money use can be extended and promoted.