Abstract: Designating a peer-to-peer (P2P) operating channel between a display apparatus and a portable apparatus connected in a wireless fidelity (Wi-Fi) direct scheme according to whether the display apparatus and an access point (AP) are connected and whether the portable apparatus and the AP are connected.

Abstract: Designating a peer-to-peer (P2P) operating channel between a display apparatus and a portable apparatus connected in a wireless fidelity (Wi-Fi) direct scheme according to whether the display apparatus and an access point (AP) are connected and whether the portable apparatus and the AP are connected.

Abstract: Designating a peer-to-peer (P2P) operating channel between a display apparatus and a portable apparatus connected in a wireless fidelity (Wi-Fi) direct scheme according to whether the display apparatus and an access point (AP) are connected and whether the portable apparatus and the AP are connected.

Abstract: A mobile device, a controlling method thereof, an image display apparatus, and a controlling method thereof are provided. The mobile device includes: a user interface (UI) configured to receive a user command to control the image display apparatus; a communication interface configured to provide a service according to the user command through an access point (AP) to which the image display apparatus is connected, and perform a direct connection operation with the image display apparatus in response to the service being provided; and a controller configured to control the communication interface to hand the service over to a direct channel connected to the image display apparatus in response to the direct connection operation being completed.

Abstract: Designating a peer-to-peer (P2P) operating channel between a display apparatus and a portable apparatus connected in a wireless fidelity (Wi-Fi) direct scheme according to whether the display apparatus and an access point (AP) are connected and whether the portable apparatus and the AP are connected.

Abstract: Designating a peer-to-peer (P2P) operating channel between a display apparatus and a portable apparatus connected in a wireless fidelity (Wi-Fi) direct scheme according to whether the display apparatus and an access point (AP) are connected and whether the portable apparatus and the AP are connected.

Abstract: A method for setting a communication channel of a first device is provided. The method for setting the communication channel of the first device includes: communicating with an Access Point (AP) via a predetermined channel; and in response to a problem arising in communicating with the AP, alternating between an AP search mode to discover the AP and a standby mode to set the communication channel for communicating with a second device among a plurality of channels.

Abstract: Designating a peer-to-peer (P2P) operating channel between a display apparatus and a portable apparatus connected in a wireless fidelity (Wi-Fi) direct scheme according to whether the display apparatus and an access point (AP) are connected and whether the portable apparatus and the AP are connected.

Abstract: Disclosed is an image processing apparatus comprising: communication circuitry configured to perform communication based on one selected among a plurality of communication protocols; a storage configured to register identification (ID) information based on the communication protocols of an external apparatus; and at least one processor configured to control the communication circuitry to selectively permit communication connection with the external apparatus based on a first protocol if a request for the communication connection based on the first protocol from among the plurality of communication protocols is received from the external apparatus, the request comprising a first ID corresponding to the first protocol and a second ID corresponding to a second protocol different from the first protocol, and the at least one processor configured to permit the communication connection with the external apparatus based on the first protocol if it is determined that at least one of the first ID and the second ID has

Abstract: A method for setting a communication channel of a first device is provided. The method for setting the communication channel of the first device includes: communicating with an Access Point (AP) via a predetermined channel; and in response to a problem arising in communicating with the AP, alternating between an AP search mode to discover the AP and a standby mode to set the communication channel for communicating with a second device among a plurality of channels.

Abstract: A mobile device, a controlling method thereof, an image display apparatus, and a controlling method thereof are provided. The mobile device includes: a user interface (UI) configured to receive a user command to control the image display apparatus; a communication interface configured to provide a service according to the user command through an access point (AP) to which the image display apparatus is connected, and perform a direct connection operation with the image display apparatus in response to the service being provided; and a controller configured to control the communication interface to hand the service over to a direct channel connected to the image display apparatus in response to the direct connection operation being completed.