Patent application number | Description | Published |
20110286546 | DIGITAL BROADCASTING SYSTEM AND METHOD FOR TRANSMITTING AND RECEIVING DIGITAL BROADCAST SIGNAL - The disclosed method for processing a digital broadcast signal in a transmitter comprises encoding signaling data including transmission parameter channel data, wherein the transmission parameter channel data includes transmission parameter for mobile service data, forming data groups including the mobile service data, the encoded signaling data and known data sequences, formatting mobile service data packets including data in the data groups, and transmitting the digital broadcast signal including the formatted mobile service data packets during slots, the slots including first type slot and second type slot. | 11-24-2011 |
20120099506 | DIGITAL BROADCASTING SYSTEM AND METHOD FOR TRANSMITTING AND RECEIVING DIGITAL BROADCAST SIGNAL - The disclosed method for processing a digital broadcast signal comprises encoding signaling information for mobile service data of the mobile service, the signaling information including first signaling data which includes transmission parameters and second signaling data which contains cross layer information between a physical layer and a upper layer, formatting a data group including known data, the first signal data and the mobile service data and transmitting the digital broadcast signal including data in the data group, wherein the mobile service in the digital broadcast signal is transmitted via first transmission mode or second transmission mode, wherein the slot is a basic time period for multiplexing of the mobile service data and main service data according to the first or second transmission mode, wherein the first signaling data includes slot indicating information identifying whether the slot is a slot for the first transmission mode or a slot for the second transmission mode. | 04-26-2012 |
20120099660 | RECEIVING SYSTEM AND METHOD FOR PROCESSING DIGITAL BROADCAST SIGNAL IN THE RECEIVING SYSTEM - A transmitting system, a receiving system, and a method of processing broadcast signals are disclosed. The method for processing a broadcast signal in a broadcast receiver comprises receiving a DTV signal including a data group, the data group including mobile service data, segmented known data sequences, long known data sequences and transmission parameter data, compensating carrier frequency offset of the DTV signal and channel-equalizing the carrier frequency offset compensated DTV signal using at least one of the long known data sequences and segmented known data sequences in the data group of the DTV signal, wherein the channel-equalizing includes performing a Error Correction (FEC) decoding on data located between the segmented known data sequences, and estimating Channel Impulse Response (CIR) using the FEC decoded data as known data. | 04-26-2012 |
20130227152 | METHOD FOR SEARCHING FOR DEVICE AND COMMUNICATION DEVICE USING SAME - Provided are a device discovery method and a communication device thereof. The method includes: transmitting a probe request frame; receiving a probe response frame including session information on a client connected to a group owner (GO), from the GO among source and sink devices belonging to the display group; and determining whether to associate with the display group by using the session information in the probe response frame. | 08-29-2013 |
20130246665 | METHOD FOR DELIVERING USER INPUT, AND DEVICE USING SAME - Provided is a method of delivering a user input received from a Human Interface Device (HID) to a source device by a sink device. The method includes: receiving the user input from the HID; generating HID user input information including a first field that represents a type of the HID, a second field that represents an interface type of the HID, and a third field that includes the user input received from the HID; and transmitting the configured HID user input information to the source device. | 09-19-2013 |
20140314065 | METHOD AND DEVICE FOR SEARCHING FOR SUPPORTED SERVICE THROUGH WIFI DIRECT NETWORK - The present invention relates to a method and device that may determine a service provided by a WiFi device to be connected before connecting a WiFi direct network. According to at least one embodiment of the present invention, if a service for an owner device of a wireless communication group is discovered for in the process of discovering for a service for the wireless communication group, there is the advantage that is possible to more conveniently perform the service discovery process by obtaining supported service information on each device belonging to the group. In addition, if there is a currently unavailable service in the process of discovering for the service for the wireless communication group, there is the advantage that it is possible to provide information highly necessary for a user to determine network establishment by further providing information on the unavailable service. | 10-23-2014 |
20140348053 | DIGITAL BROADCASTING SYSTEM AND METHOD FOR TRANSMITTING AND RECEIVING DIGITAL BROADCAST SIGNAL - The disclosed method for processing a digital broadcast signal comprises encoding signaling information for mobile service data of the mobile service, the signaling information including first signaling data which includes transmission parameters and second signaling data which contains cross layer information between a physical layer and a upper layer, formatting a data group including known data, the first signal data and the mobile service data and transmitting the digital broadcast signal including data in the data group, wherein the mobile service in the digital broadcast signal is transmitted via first transmission mode or second transmission mode, wherein the slot is a basic time period for multiplexing of the mobile service data and main service data according to the first or second transmission mode, wherein the first signaling data includes slot indicating information identifying whether the slot is a slot for the first transmission mode or a slot for the second transmission mode. | 11-27-2014 |
20150163517 | RECEIVING SYSTEM AND METHOD FOR PROCESSING DIGITAL BROADCAST SIGNAL IN THE RECEIVING SYSTEM - A transmitting system, a receiving system, and a method of processing broadcast signals are disclosed. The method for processing a broadcast signal in a broadcast receiver comprises receiving a DTV signal including a data group, the data group including mobile service data, segmented known data sequences, long known data sequences and transmission parameter data, compensating carrier frequency offset of the DTV signal and channel-equalizing the carrier frequency offset compensated DTV signal using at least one of the long known data sequences and segmented known data sequences in the data group of the DTV signal, wherein the channel-equalizing includes performing a Error Correction (FEC) decoding on data located between the segmented known data sequences, and estimating Channel Impulse Response (CIR) using the FEC decoded data as known data. | 06-11-2015 |