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    • 1. 发明授权
    • Method and apparatus for transmitting broadcast, method and apparatus for receiving broadcast
    • 用于发送广播的方法和装置,用于接收广播的方法和装置
    • US08717961B2
    • 2014-05-06
    • US12537021
    • 2009-08-06
    • Ga-Hyun RyuSung-Il ParkJong-Hwa KimKyo-Shin Choo
    • Ga-Hyun RyuSung-Il ParkJong-Hwa KimKyo-Shin Choo
    • H04H20/71
    • H04H20/72H04L65/607H04N21/235H04N21/2362H04N21/2381H04N21/435H04N21/6131H04N21/64322
    • Provided are a method and apparatus for transporting a broadcast and a method and apparatus for receiving a broadcast. In the method of transporting a broadcast service for mobile communications, the method includes generating an encapsulation packet including configuration information adaptive to application data that is to be transmitted and the application data; generating transport packets having data regarding the encapsulation packet by dividing the encapsulation packet into predetermined-sized packets, where the transport packets include information regarding the structures of the transport packets; and generating service configuration information including information set about a channel having the transport packets, and including the service configuration information in a service information channel at a predetermined location from among at least one transport channel on a transport stream. Accordingly, it is possible to efficiently use a data region and increase the speed of data transmission.
    • 提供了一种用于传送广播的方法和装置以及用于接收广播的方法和装置。 在传送用于移动通信的广播服务的方法中,该方法包括生成包括适于要发送的应用数据的配置信息和应用数据的封装分组; 通过将封装分组划分成预定大小的分组来生成具有关于封装分组的数据的传输分组,其中传输分组包括关于传输分组的结构的信息; 以及生成包括关于具有所述传输分组的信道的信息集合的服务配置信息,并且将所述服务配置信息包括在传输流上的至少一个传输信道中的预定位置处的服务信息信道中。 因此,可以有效地使用数据区域并提高数据传输的速度。
    • 3. 发明授权
    • Service relay device, service receiver for receiving the relayed service signal, and methods thereof
    • 服务中继装置,用于接收中继业务信号的业务接收机及其方法
    • US08140008B2
    • 2012-03-20
    • US12236865
    • 2008-09-24
    • June-hee LeeKyo-shin ChooKil-sik HaHae-joo Jeong
    • June-hee LeeKyo-shin ChooKil-sik HaHae-joo Jeong
    • H04Q7/32
    • H04B7/15542
    • A service relay device is provided. The service relay device includes a receiving unit which receives a service signal, and a service processing unit which changes information regarding an order of changing frequency channels included in the received service signal, using replacement frequency channels, and broadcasts the service signal. The service processing unit includes a detecting unit which detects the information regarding the order of changing frequency channels, a storage unit which stores information regarding replacement frequency channels, an information processing unit which replaces the information regarding the order of changing frequency channels, using the replacement frequency channels stored in the storage unit, and a relay unit which broadcasts a service signal. As a result, service signals are provided stably even in the fringe area.
    • 提供了一种服务中继设备。 服务中继装置包括:接收服务信号的接收单元,以及使用替换频道改变关于接收到的服务信号中包含的变更频道的顺序的信息的业务处理部,并广播业务信号。 服务处理单元包括:检测单元,其检测关于变化频道的顺序的信息;存储单元,其存储关于替换频道的信息;信息处理单元,用于替换关于改变频道的顺序的信息; 存储在存储单元中的频率信道,以及广播服务信号的中继单元。 结果,即使在边缘区域也稳定地提供服务信号。
    • 7. 发明授权
    • Trellis encoder and trellis encoding device having the same
    • 网格编码器和网格编码设备具有相同的效果
    • US08806311B2
    • 2014-08-12
    • US13181154
    • 2011-07-12
    • Eui-jun ParkJung-jin KimSeok-hyun YoonKyo-shin ChooKeon-yong Seok
    • Eui-jun ParkJung-jin KimSeok-hyun YoonKyo-shin ChooKeon-yong Seok
    • H03M13/03
    • H04L1/004H03M13/235H04N21/2383
    • A trellis encoding device includes a plurality of trellis encoders to perform trellis-encoding of a transport stream into which a supplementary reference signal (SRS) has been inserted, and performs a memory reset in a region that precedes an SRS; and a parity compensation unit to compensate for parities of the transport stream in accordance with values stored in memories included in the trellis encoders. The plurality of trellis encoders may be implemented in diverse types. The trellis encoding device can perform a memory reset selectively using the stored value of the memory and the inverted value thereof, or selectively using the stored value of the memory and a fixed value. By properly resetting the memory in processing the transport stream into which the SRS has been inserted, DC offset can be reduced.
    • 网格编码装置包括多个网格编码器,用于对已经插入补充参考信号(SRS)的传输流进行网格编码,并且在SRS之前的区域中执行存储器复位; 以及奇偶补偿单元,用于根据存储在包括在网格编码器中的存储器中的值来补偿传输流的奇偶校验。 多个网格编码器可以以不同类型实现。 网格编码装置可以使用存储器的存储值和其反相值有选择地执行存储器复位,或者选择性地使用存储器的存储值和固定值。 通过在处理已经插入SRS的传输流中适当地重置存储器,可以减小DC偏移。
    • 9. 发明授权
    • Trellis encoder and trellis encoding device having the same
    • 网格编码器和网格编码设备具有相同的效果
    • US08001451B2
    • 2011-08-16
    • US11774799
    • 2007-07-09
    • Eui-jun ParkJung-jin KimSeok-hyun YoonKyo-shin ChooKeon-yong Seok
    • Eui-jun ParkJung-jin KimSeok-hyun YoonKyo-shin ChooKeon-yong Seok
    • H03M13/03
    • H04L1/004H03M13/235H04N21/2383
    • A trellis encoding device includes a plurality of trellis encoders to perform trellis-encoding of a transport stream into which a supplementary reference signal (SRS) has been inserted, and performs a memory reset in a region that precedes an SRS; and a parity compensation unit to compensate for parities of the transport stream in accordance with values stored in memories included in the trellis encoders. The plurality of trellis encoders may be implemented in diverse types. The trellis encoding device can perform a memory reset selectively using the stored value of the memory and the inverted value thereof, or selectively using the stored value of the memory and a fixed value. By properly resetting the memory in processing the transport stream into which the SRS has been inserted, DC offset can be reduced.
    • 网格编码装置包括多个网格编码器,用于对已经插入补充参考信号(SRS)的传输流进行网格编码,并且在SRS之前的区域中执行存储器复位; 以及奇偶补偿单元,用于根据存储在包括在网格编码器中的存储器中的值来补偿传输流的奇偶校验。 多个网格编码器可以以不同类型实现。 网格编码装置可以使用存储器的存储值和其反相值有选择地执行存储器复位,或者选择性地使用存储器的存储值和固定值。 通过在处理已经插入SRS的传输流中适当地重置存储器,可以减小DC偏移。