Abstract: A method and a system for providing a financial transaction using an empty card are provided. The method for providing a financial transaction using an empty card includes receiving, by a server, a virtual card number generated by a program included in a user terminal, searching, by the server, for an empty card storage location at which the empty card is registered, in a storage location search algorithm based on the virtual card number, searching, by the server, for a real card number storage space linked to a user identification (UID) assigned to the found empty card storage location, extracting, by the server, a real card number stored in the real card number storage space, and performing, by the server, a financial transaction progress or a financial transaction progress request with the extracted real card number.

Abstract: Embodiments of the present invention provide a method, program, and apparatus that may identify a device by using a virtual code generated based on a unique value of a chip inside a device without a separate procedure for identifying the device. Furthermore, embodiments of the present invention provide a method, program, and apparatus that may generate a virtual code, which is not matched with any other code, whenever a code for identifying a device is requested. Moreover, embodiments of the present invention provide a method, program, and apparatus for identifying a device that may add and use only an algorithm without changing a conventional process.

Abstract: Provided are a smart card device, a device for generating a virtual code for authentication, a method of generating a virtual code for authentication using the same, and a server for verifying a virtual code for authentication. The method includes transmitting time data to a card upon tagging of the card in which an IC chip has been embedded, receiving, from the card, a virtual code for primary authentication generated based on the time data, generating a virtual code for secondary authentication by using the virtual code for primary authentication, transmitting at least one of the virtual code for primary authentication and the virtual code for secondary authentication to a server, and requesting the server to perform verification on the at least one.

Abstract: A system, a method, and a program for providing a virtual code, a virtual code generating device, and a virtual code verifying device are provided. The method includes receiving, by a virtual code verifying means, a virtual code from a virtual code generating means, extracting, by the virtual code verifying means, a plurality of detailed codes included in the virtual code, and searching for, by the virtual code verifying means, a storage location of a real code based on the plurality of detailed codes.

Abstract: Embodiments of the inventive concept described herein relate to a virtual card number-based financial transaction apparatus, a virtual card number-based financial transaction providing method, and a virtual card number-based financial transaction providing program, and more particularly, relate to an apparatus, method, and program that may provide a user with an electronic wallet service in an environment where an infrastructure of a financial transaction service is not established.

Abstract: A method and a system for providing a financial transaction using an empty card are provided. The method for providing a financial transaction using an empty card includes receiving, by a server, a virtual card number generated by a program included in a user terminal, searching, by the server, for an empty card storage location at which the empty card is registered, in a storage location search algorithm based on the virtual card number, searching, by the server, for a real card number storage space linked to a user identification (UID) assigned to the found empty card storage location, extracting, by the server, a real card number stored in the real card number storage space, and performing, by the server, a financial transaction progress or a financial transaction progress request with the extracted real card number.

Abstract: Embodiments of the present invention provide a method, program, and apparatus that may identify a device by using a virtual code generated based on a unique value of a chip inside a device without a separate procedure for identifying the device. Furthermore, embodiments of the present invention provide a method, program, and apparatus that may generate a virtual code, which is not matched with any other code, whenever a code for identifying a device is requested. Moreover, embodiments of the present invention provide a method, program, and apparatus for identifying a device that may add and use only an algorithm without changing a conventional process.

Abstract: The present invention provides a virtual code-based transaction system, method and program, wherein the method includes a virtual code reception step in which a virtual code verification means receives a virtual code, and the virtual code is generated by a virtual code generation function included in a virtual code generation means, searching, by the virtual code verification means, for a storage location of a User Identification (UID) in the virtual code, searching, by the virtual code verification means, for control command information stored by matching the searched UID, and performing a control command based on the extracted control command information, wherein the virtual code verification means stores a plurality of UIDs and changes control command information matched to each of the plurality of UIDs every preset period.

Abstract: Embodiments of the inventive concept provide a method, program, and system for providing a virtual corporate card-based financial transaction that may reduce the issuance of unnecessary physical corporate cards and may conveniently and quickly manage the issuance and management of corporate cards in real time.

Abstract: Disclosed is a user authentication method and system using an authentication virtual code including receiving, by a virtual code verifying means, the authentication virtual code, the authentication virtual code being generated by an authentication virtual code generating function included in a virtual code generating means registered in the virtual code verifying means, searching, by the virtual code verifying means, for a storage location of user identification (UID) or sub-identification (SID) based on the authentication virtual code, extracting, by the virtual code verifying means, authority information stored after matching the found UID or SID, verifying, by the virtual code verifying means, the authentication virtual code based on a time point at which the authentication virtual code is received, and performing, by the virtual code verifying means, user authentication based on the extracted authority information.

Abstract: A system, a method, and a program for providing a virtual code, a virtual code generating device, and a virtual code verifying device are provided. The method includes receiving, by a virtual code verifying means, a virtual code from a virtual code generating means, extracting, by the virtual code verifying means, a plurality of detailed codes included in the virtual code, and searching for, by the virtual code verifying means, a storage location of a real code based on the plurality of detailed codes.

Abstract: Embodiments of the inventive concept described herein relate to a virtual card number-based financial transaction apparatus, a virtual card number-based financial transaction providing method, and a virtual card number-based financial transaction providing program, and more particularly, relate to an apparatus, method, and program that may provide a user with an electronic wallet service in an environment where an infrastructure of a financial transaction service is not established.

Abstract: The present invention relates to virtual code-based control system, method and program, a control device and a control signal generating means. A control method on the basis of a control signal comprising a virtual code according to an embodiment of the present invention comprises: a control signal receiving step for a control module receiving, from a control signal generating means, a control signal generated by means of combining a plurality of specific codes in accordance with a particular rule; a step for the control module extracting the plurality of specific codes comprised in the virtual code; and a command searching step for the control module searching for a storage location comprising a particular command on the basis of the plurality of specific codes.

Abstract: A system for payment based on a store's intranet, a mobile terminal including a payment function based on a store's intranet, a method for providing a payment service based on a store's intranet, and a program for performing the same are provided. The method includes providing, by a store client, a payment page in a store depending on a request of a user client, receiving, by the store client, a virtual code and order information which are input to the payment page, and transmitting, by the store client, the virtual code and the order information to a payment service server over the Internet.

Abstract: A fuel cell includes a membrane electrode assembly, gas diffusion layers stacked on each side of the membrane electrode assembly, respectively, separators stacked on the gas diffusion layers, respectively, the separators including channels through which reactant gases move and lands in contact with a respective one of the gas diffusion layers, and a flow path forming part provided on a land surface of one of the lands in contact with the respective one of the gas diffusion layers, the flow path forming part providing a condensate flow path for moving condensate between the land surface and the one of the gas diffusion layers.

Abstract: A method, program, and device for authenticating user setting information by using a virtual code are proposed. The method includes: receiving, by a virtual code verification means, a virtual code; searching, by the virtual code verification means, a storage location of each of a plurality of UIDs on the basis of the virtual code; verifying, by the virtual code verification means, the virtual code on the basis of the plurality of searched UIDs; and performing, by the virtual code verification means, authority authentication on the basis of the plurality of searched UIDs.

Abstract: The present invention relates to a virtual code-based control system, method and program, control device and control signal generation means.

Abstract: The present invention relates to a virtual token-based settlement providing system, a virtual token generation apparatus, a virtual token verification server, a virtual token-based settlement providing method, and a virtual token-based settlement providing program. The present invention comprises: a step for receiving a virtual token provided by a virtual token generation means, by a virtual token verification means; a step for extracting multiple detailed codes included in the virtual token by the virtual token verification means; a step for searching for a storage location of an actual card number on the basis of the multiple detailed codes by the virtual token verification means; and a step for transmitting the searched actual card number to a payment settlement service server or a financial company server.

Abstract: The present invention relates to virtual code-based control system, method and program, a control device and a control signal generating means. A control method on the basis of a control signal comprising a virtual code according to an embodiment of the present invention comprises: a control signal receiving step for a control module receiving, from a control signal generating means, a control signal generated by means of combining a plurality of specific codes in accordance with a particular rule; a step for the control module extracting the plurality of specific codes comprised in the virtual code; and a command searching step for the control module searching for a storage location comprising a particular command on the basis of the plurality of specific codes.

Abstract: A vacuum cleaner that includes a first cleaner module and a second cleaner module that is removably coupled to the first cleaner module. The first cleaner module includes a first body and a first dust collection unit, and the second cleaner module includes a second body and a second dust collection unit. Thus, when done in an upright mode, cleaning can be done with a sufficiently great suction force. When done in a handy mode after the second cleaner module is separated, cleaning can be easily done using the second cleaner module.