公开(公告)号：US09756365B2

公开(公告)日：2017-09-05

申请号：US14796670

申请日：2015-07-10

申请人： LG ELECTRONICS INC.

发明人： Joonhee Yoon ,  Kyounghwan Kim ,  Jongyeul Suh

IPC分类号： H04N21/235 ,  H04N21/418 ,  H04N21/4367

CPC分类号： H04N21/2351 ,  H04N21/4181 ,  H04N21/4367

摘要： A broadcast reception device is provided. The broadcast reception device includes a broadcast reception unit receiving a broadcast signal comprising scrambled content, and a control unit transmitting a first data unit and receiving a second data unit, wherein the first data unit comprises a request for information on the number of devices that play the scrambled content simultaneously with the broadcast reception device and the second data unit comprises a reply to the first data unit.

公开(公告)号：US09743134B2

公开(公告)日：2017-08-22

申请号：US14743651

申请日：2015-06-18

申请人： LG ELECTRONICS INC.

发明人： Joonhee Yoon ,  Kyounghwan Kim ,  Youngjun Jo ,  Jongyeul Suh

IPC分类号： H04N7/167 ,  H04N21/4405 ,  H04N21/418 ,  H04N21/442 ,  H04N21/2347 ,  H04N21/488

CPC分类号： H04N21/4405 ,  H04N21/2347 ,  H04N21/4181 ,  H04N21/442 ,  H04N21/4882

摘要： A broadcast reception device is provided. The broadcast reception device includes a communication interface unit receiving, from a CAM, a first data unit including a request for diagnostic information for representing a status of the broadcast reception device; and a control unit generating a second data unit including a reply to the first data unit to transmit the second data unit to the CAM through the communication interface unit, wherein the second data unit includes information representing that the broadcast reception device does not implement displaying of a diagnostic information related screen.