Patent application number | Description | Published |
20100226366 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - The present invention discloses a receiving system and a method of processing data to receiving and processing mobile service data. The receiving system may include a signal receiving unit, a demodulating unit, a data processor, and a middleware engine. The signal receiving unit receives a broadcasting signal, which includes IP packets, payload of the IP packets including a DSM-CC module data part and a DSM-CC header, the DSM-CC module data part including a plurality of DSM-CC objects, and the DSM-CC header including identification information for identifying the DSM-CC module. The demodulating unit demodulates the received broadcasting signal including IP packets. The data processor extracts a plurality of DSM-CC objects of a corresponding payload with reference to DSM-CC header information of the IP packets demodulated by the demodulating unit and configuring a DSM-CC module, which includes identification information and the extracted DSM-CC objects. The middleware engine provides a data broadcasting service by driving application corresponding to the DSM-CC module. | 09-09-2010 |
20100241931 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - A digital broadcasting system and a method of processing data is disclosed. A receiving system of the digital broad-casting system may include receiving system may include a signal receiving unit, a first data processor, a second data processor, and an audio/video (AN) decoder. The signal receiving unit receives at least one of first mobile service data transmitted in accordance with a first transmission mode and second mobile service data transmitted in accordance with a second transmission mode. The first data processor can correct an error generated in the first mobile service data by performing demodulation for the first mobile service data received in the signal receiving unit in accordance with a first demodulation mode and performing CRC (cyclic redundancy check) decoding and RS decoding for RS (Reed-Solomon) of the demodulated first mobile service data. The second data processor can correct an error generated in the second mobile service data by performing demodulation for the second mobile service data received in the signal receiving unit in accordance with a second demodulation mode and performing CRC decoding and RS decoding for a code block of the demodulated second mobile service data. The AN decoder can perform AN decoding for the mobile service data output from the first data processor and the second data processor. | 09-23-2010 |
20100272189 | DTV TRANSMITTING SYSTEM AND RECEIVING SYSTEM AND METHOD OF PROCESSING BROADCAST DATA - A digital television transmitting system includes a frame encoder, a block processor, a group formatter, and a multiplexer. The frame encoder forms an enhanced data frame and encodes the data frame for error correction and for error detection. The block processor further encodes the encoded data frame at a rate of ½ or ¼, and the group formatter divides the encoded data frame into a plurality of enhanced data blocks and maps the divided data blocks into a plurality of enhanced data groups, respectively. The multiplexer multiplexes the enhanced data groups with main data. | 10-28-2010 |
20100275097 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - A digital broadcasting system and a method of processing data is disclosed. A receiving system of the digital broadcasting system may include receiving system may include a signal receiving unit, a demodulating unit, a deinterleaver, and a decoder. The signal receiving unit receives a broadcast signal including mobile service data. The mobile service data may construct a code block, the code block including at least one data packet for the mobile service data, an RS parity generated based on the at least one data packet, and a CRC checksum generated based on the at least one data packet and the RS parity. The demodulating unit performs demodulation on the received mobile service data. The deinterleaver deinterleaves the demodulated mobile service data. The decoder corrects error generated from the mobile service data by performing CRC decoding and RS decoding on the code block of the deinterleaved mobile service data. | 10-28-2010 |
20110085603 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA - A digital broadcasting system and method of processing data are disclosed. Herein, a method of processing data of a transmitting system includes generating a service informative null packet including service-related information of mobile service data, and multiplexing a plurality of main service data packets, a plurality of mobile service data packets, and a plurality of service informative null packets, and transmitting the multiplexed data packets to at least one transmitter located in a remote site. The digital broadcasting system and method of processing data may enhance receiving performance of a receiving system by performing additional encoding on mobile service data and by transmitting the processed data to the receiving system. | 04-14-2011 |
20110280301 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA - A digital broadcasting system and method of processing data are disclosed. The digital broadcasting system includes a transmitting system and a receiving system. The transmitting system comprises a distributed transmission adapter and a plurality of transmitters each being operated as a slave of the distributed transmission adapter, and each sharing the same frequency and transmitting the same signals. | 11-17-2011 |
20120002730 | DTV TRANSMITTING SYSTEM AND METHOD OF PROCESSING BROADCAST DATA THEREIN - A digital television transmitting system includes a frame encoder, a block processor, a group formatter, and a multiplexer. The frame encoder forms an enhanced data frame and encodes the data frame for error correction and for error detection. The block processor further encodes the encoded data frame at a rate of 1/2 or 1/4, and the group formatter divides the encoded data frame into a plurality of enhanced data blocks and maps the divided data blocks into a plurality of enhanced data groups, respectively. The multiplexer multiplexes the enhanced data groups with main data. | 01-05-2012 |
20130063577 | METHOD AND APPARATUS FOR DISPLAYING IMAGES - The present description discloses a method and apparatus for displaying images. An image display method according to one embodiment of the present invention comprises the following steps: generating, from an inputted source, 3D image data to be outputted; taking, as an input, first information on whether or not there are a plurality of viewers, and, in the event there are a plurality of viewers, on the number of viewers, and second information on the viewing mode of each viewer based on the first information; generating individual synchronization information for the generated 3D image data in response to the viewing mode of each viewer in accordance with the inputted first information and second information; and outputting the generated 3D image data via a screen, and transmitting the generated synchronization information to the 3D eyeglasses of each viewer. In addition, an image display method according to another embodiment of the present invention comprises the following steps: generating, from an inputted source, 3D image data to be outputted and first synchronization information; outputting the generated 3D image data via a screen, and transmitting the generated first synchronization information to each viewer; generating second synchronization information on the basis of the generated first synchronization information in accordance with a received viewing mode switch request; and transmitting the generated second synchronization information to the 3D glasses of the corresponding viewer. | 03-14-2013 |
20130100261 | IMAGE DISPLAY METHOD AND APPARATUS - An image display apparatus according to an embodiment of the present invention comprises: an IR emitter controller for recognizing a pair of 3D glasses connected to the image display apparatus; a video multiplexer for receiving a plurality of displayed video data using a plurality of pairs of 3D glasses, setting a frame rate for the plurality of video data to assign a frame period thereto, and multiplexing the plurality video data according to the frame period assigned at the set frame rate, when the plurality of pairs of 3D glasses is connected to the image data apparatus; and a display unit for frame-sequentially displaying the multiplexed video data. | 04-25-2013 |
20140149829 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - A method of transmitting a broadcast signal includes encoding mobile data for FEC (Forward Error Correction); encoding signaling information for signaling the mobile data; allocating the encoded mobile data and signaling data into a transmission frame; and transmitting the broadcast signal including the transmission frame, wherein the transmission frame includes a service signaling table having service_type information identifying a type of a service of the mobile data and hidden information indicating whether the service of the mobile data is hidden or not. | 05-29-2014 |