Display device and terminal for controlling the same

Abstract

Provided is a display device. The display device includes a wireless communication unit configured to transmit/receive a packet according to a wireless communication manner, a storage unit configured to store information of at least one wake-up registration device, and a controller configured to allow the wireless communication unit to operate in a wake-up mode when power of the display device is turned off. The wireless communication unit outputs a first packet including information of the display device as operating in the wake-up mode, receives a second packet corresponding to a response of the outputted first packet, and turns on the power of the display device on the basis of the received second packet.

1 . A display device comprising:
 a wireless communication unit configured to wirelessly transmit a packet or wirelessly receive a packet;   a memory configured to store information of at least one registered wake-up device; and   a controller configured to control the wireless communication unit, wherein when power of the display device is turned off, the controller to control the wireless communication device to operate in a wake-up mode,   wherein when the wireless communication unit is operating in the wake-up mode, the wireless communication unit is to output a first packet including information of the display device,   wherein the wireless communication unit to receive a second packet in response to the outputted first packet, and the controller to turn on the power of the display device based on the received second packet.   
     
     
         2 . The display device according to  claim 1 , wherein in response to receiving the second packet, the wireless communication unit to identify a terminal that provides the second packet, and
 wherein when the controller determines that the identified terminal corresponds to the at least one registered wake-up device, the power of the display device is turned on.   
     
     
         3 . The display device according to  claim 2 , wherein the information of the at least one registered wake-up device includes a media access control (MAC) address of the at least one registered wake-up device or a Bluetooth device address of the at least one registered wake-up device, and
 the wireless communication unit is configured to identify the terminal that provides the second packet based on the MAC address of the terminal or the Bluetooth device address of the terminal, which is provided in the second packet.   
     
     
         4 . The display device according to  claim 3 , wherein the wireless communication unit is configured to identify the terminal that provides the second packet when information of the display device is provided in the second packet. 
     
     
         5 . (canceled) 
     
     
         6 . The display device according to  claim 1 , wherein in response to receiving the second packet, the wireless communication unit to identify a terminal that provides the second packet based on information within the second packet, and the wireless communication unit is to transmit, to the controller, a trigger signal to turn on the power of the display device based on the received second packet. 
     
     
         7 . The display device according to  claim 1 , comprising a power supply to supply power to the display device,
 wherein the wireless communication unit is configured to control the power supply to turn on the power of the display device based on the received second packet.   
     
     
         8 . The display device according to  claim 1 , wherein the second packet includes information regarding a specific function of the display device or an application execution request of the display device, and
 wherein when the power of the display device is turned on, the controller is to execute the specific function or the application.   
     
     
         9 . The display device according to  claim 8 , comprising a display,
 wherein the second packet includes a screen mirroring execution request, and   wherein when the controller receives, from the terminal providing the second packet, image data corresponding to a screen displayed on the terminal when the power of the display device is turned on, the controller is to control the display to display a mirroring screen based on the received image data.   
     
     
         10 . The display device according to  claim 1 , wherein the first packet includes encoding information, and
 the wireless communication unit is configured to decode information of the received second packet based on the encoding information and turn on the power of the display device based on the decoded information of the received second packet.   
     
     
         11 . The display device according to  claim 10 , wherein when the wireless communication unit is operating in the wake-up mode, the wireless communication unit is to periodically output the first packet including the encoding information, and
 the outputted encoding information is to change each time the first packet is outputted from the wireless communication unit.   
     
     
         12 . The display device according to  claim 11 , wherein the wireless communication unit is configured to decode the received second packet based on a plurality of encoding information within a plurality of first packets. 
     
     
         13 . The display device according to  claim 1 , wherein the wireless communication unit includes a Bluetooth module configured to support Bluetooth low energy (BLE), and
 the first packet corresponds to an advertising packet of the BLE, and the second packet corresponds to an advertising packet of the BLE.   
     
     
         14 . A terminal comprising:
 a wireless communication unit configured to receive a first packet from a display device, wherein the display device is to provide the first packet when power to the display device is turned off;   a memory configured to store information of at least one wake-up enabled device; and   a controller configured to identify the display device based on the received first packet, wherein when the information of the at least one wake-up enabled device corresponds to information of the identified display device, the controller to provide a second packet including the information of the terminal, and the controller to control the wireless communication unit to output the second packet.   
     
     
         15 . The terminal according to  claim 14 , further comprising a display,
 wherein when the information of the at least one wake-up enabled device corresponds to the information of the identified display device, the controller is to control the display to display a wake-up list including the information of the display device, and   wherein the controller to receive a wake-up request from the display device, from among at least one device within the displayed wake-up list, the controller is to provide the second packet including information of the received wake-up request.   
     
     
         16 . The terminal according to  claim 15 , wherein the second packet includes information regarding a specific function of the display device or an application execution request of the display device. 
     
     
         17 . The terminal according to  claim 16 , wherein the second packet includes a screen mirroring execution request, and
 when the terminal is connected to the display device via wireless communication and after the terminal transmits the second packet, the controller is to transmit, to the display device, image data corresponding to a screen displayed on the display.   
     
     
         18 . The terminal according to  claim 14 , wherein the first packet includes the information of the display device, and
 wherein when the information of the display device includes a media access control (MAC) address of the display device or a Bluetooth device address of the display device.   
     
     
         19 . The terminal according to  claim 18 , wherein the second packet includes at least one of a MAC address of the terminal, the MAC address of the display device, and a Bluetooth device address of the terminal. 
     
     
         20 . The terminal according to  claim 14 , wherein the first packet includes encoding information, and
 the controller is configured to provide a second packet that is encoded based on the encoding information.   
     
     
         21 . The display device according to  claim 12 , wherein the Bluetooth module to continuously operate.