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1. 发明申请

WO2010131128A1 SPLICING SYSTEM 审中-公开
标题翻译：分离系统
公开(公告)号：WO2010131128A1
公开(公告)日：2010-11-18
申请号：PCT/IB2010/051528
申请日：2010-04-08
申请人： NDS LIMITED , SUNDY, Len , MIRSKY, Yair , ZENTNER, Ariel , WEINBACH, Yael
发明人： SUNDY, Len , MIRSKY, Yair , ZENTNER, Ariel , WEINBACH, Yael
IPC分类号： H04N7/24 , H04N5/00
CPC分类号： H04N21/23424 , H04N21/4147 , H04N21/432 , H04N21/4331 , H04N21/44016 , H04N21/812 , H04N21/8455 , H04N21/8456
摘要： A system for switching from a first (14) to a second (16) audio/video sequence, the second sequence (16) including a splice point time stamp (12), the system including a disk (18) to store the first sequence (14), a receiver to receive the second sequence as live audio/video, a demultiplexer arrangement (24) to demultiplex at least some of the first sequence (14) from the disk (18) and the second sequence (16) from the receiver, demultiplex the first sequence fast enough so that the demultiplexing of the second sequence (16) can commence a number of frames prior to the splice point time stamp (12), a buffer (28,30)to receive for storage from the demultiplexer arrangement (24), the demultiplexed audio/video of the first sequence (14) and at least part of the second sequence (16), and a decoder (34,36) to decode the demultiplexed audio/video stored in the buffer (28,30) including decoding the first sequence (14) and then the second sequence (16) from the splice point time stamp (12). Related apparatus and methods are also described.
摘要翻译：一种用于从第一（14）到第二（16）音频/视频序列切换的系统，所述第二序列（16）包括拼接点时间戳（12），所述系统包括用于存储第一序列（14），用于接收作为实时音频/视频的第二序列的接收机;解复用器装置（24），用于从第一序列（14）和第二序列（16）中的至少一些从盘（18）和第二序列（16）接收机，足够快地解复用第一序列，使得第二序列（16）的解复用可以在拼接点时间戳（12）之前开始多个帧，从多路分解器接收存储的缓冲器（28,30）布置（24），第一序列（14）的解复用音频/视频和第二序列（16）的至少一部分，以及解码器（34,36），用于解码存储在缓冲器（28）中的解复用音频/视频，30）包括从所述拼接点时间戳（12）解码所述第一序列（14），然后解码所述第二序列（16）。还描述了相关装置和方法。

2. 发明申请

WO2013011359A1 FAST CHANNEL CHANGE VIA A MOSAIC CHANNEL 审中-公开
标题翻译：通过MOSAIC通道快速通道更改
公开(公告)号：WO2013011359A1
公开(公告)日：2013-01-24
申请号：PCT/IB2011/055900
申请日：2011-12-22
申请人： NDS LIMITED , FARKASH, Eyal , HIBSHOOSH, Eliphaz , TIRZA, Oded , SUNDY, Len , MIRSKY, Yair
发明人： FARKASH, Eyal , HIBSHOOSH, Eliphaz , TIRZA, Oded , SUNDY, Len , MIRSKY, Yair
IPC分类号： H04N21/4623 , H04N21/845 , H04N21/4405 , H04N21/431 , H04N21/438 , H04N21/2343 , H04N21/44 , H04N21/426
CPC分类号： H04N21/4263 , H04N21/23439 , H04N21/4316 , H04N21/4384 , H04N21/44004 , H04N21/4405 , H04N21/4623 , H04N21/8455
摘要： A fast channel change (FFC) system including a tuner arrangement to receive at least one transport stream including an aggregated video service (AVS) and TV channels, each video frame of the AVS including some video data of each channel, a demultiplexer arrangement to demultiplex a first channel and the AVS, a FCC buffer to buffer the video frames of the AVS, a decoder arrangement to decode the first channel, a controller to instruct the decoder arrangement to switch from decoding the first channel to decoding the AVS from the FCC buffer, and a graphic engine to extract the video data of a second channel from the AVS yielding a full-screen video, and output the full-screen video to a display device, wherein the controller is operative to instruct the decoder arrangement to switch from decoding the AVS to decoding the second channel. Related apparatus and methods are also described.
摘要翻译：一种快速频道改变（FFC）系统，包括用于接收包括聚合视频服务（AVS）和TV频道的至少一个传输流的调谐器装置，AVS的每个视频帧包括每个频道的一些视频数据，解复用器布置以解复用第一通道和AVS，用于缓冲AVS的视频帧的FCC缓冲器，用于解码第一通道的解码器装置，控制器，指示解码器装置从解码第一通道切换到从FCC缓冲器解码AVS 以及图形引擎，从AVS提取第二频道的视频数据，产生全屏视频，并将全屏视频输出到显示装置，其中控制器用于指示解码器装置从解码 AVS解码第二个通道。还描述了相关装置和方法。

3. 发明申请

WO2010015882A1 FAST CHANNEL ZAPPING 审中-公开
标题翻译：快速通道ZAPPING
公开(公告)号：WO2010015882A1
公开(公告)日：2010-02-11
申请号：PCT/IB2008/053180
申请日：2008-08-07
申请人： NDS LIMITED , FINK, David , NOVOGRODSKY, Sara , MIRSKY, Yair , MURRAY, Kevin
发明人： FINK, David , NOVOGRODSKY, Sara , MIRSKY, Yair , MURRAY, Kevin
IPC分类号： H04N7/24 , H04N7/167 , H04N5/00
CPC分类号： H04N21/4623 , H04N7/1675 , H04N21/42623 , H04N21/4382 , H04N21/4384 , H04N21/44004 , H04N21/4405 , H04N21/8455
摘要： A method and system is described for tuning a set top box to a carrier frequency, the carrier frequency carrying a transport stream, acquiring a subset of transport stream associated metadata, the subset of transport stream associated metadata including a plurality of pointers to a plurality of elementary streams, the plurality of elementary streams including data and metadata associated with a desired content item, acquiring the plurality of elementary streams indicated in the subset of transport stream associated metadata, the plurality of elementary streams including at least a first stream including encrypted video frames, the encrypted video frames including at least one frame which includes an encrypted access point, and a second stream including an entitlement control word (ECM) stream, caching the encrypted video frames acquired from the first stream, acquiring an ECM from the second stream, the acquired ECM being associated with the cached acquired encrypted video frames, deriving a control word (CW) from the acquired ECM, decrypting the cached acquired encrypted video frames according to the CW, locating the at least one decrypted access point in the first stream, decrypting encrypted video frames included in the cached first stream, decoding the decrypted video frames from the at least one decrypted access point, and displaying the decoded decrypted video frames included in the first stream, beginning at the located at least one decrypted access point, wherein the decrypting, decoding and displaying is performed at better than real-time. Related systems and methods are also described.
摘要翻译：描述了用于将机顶盒调谐到载波频率的方法和系统，载波传输流的载波频率，获取传输流相关元数据的子集，传输流相关元数据的子集包括多个指针基本流，所述多个基本流包括与期望的内容项目相关联的数据和元数据，获取在传输流相关元数据的子集中指示的多个基本流，所述多个基本流包括至少包括加密视频帧的第一流所述加密视频帧包括包括加密接入点的至少一个帧，以及包括授权控制字（ECM）流的第二流，缓存从第一流获取的加密视频帧，从第二流获取ECM，所获取的ECM与缓存的所获取的加密视频帧相关联从所获取的ECM中提取控制字（CW），根据CW解密所取得的已加密视频帧，将所述至少一个解密的接入点定位在第一流中，解密包含在缓存的第一流中的加密视频帧，解码从所述至少一个解密的接入点解密的视频帧，以及从位于所述至少一个解密的接入点开始显示包括在所述第一流中的解码的解密的视频帧，其中所述解密，解码和显示优于实时解密，时间。还描述了相关系统和方法。

4. 发明申请

WO2006106498A2 NOVEL TRICK MODE SYSTEM 审中-公开
标题翻译：新的TRICK模式系统
公开(公告)号：WO2006106498A2
公开(公告)日：2006-10-12
申请号：PCT/IL2006/000071
申请日：2006-01-18
申请人： NDS LIMITED , MIRSKY, Yair , WACHTFOGEL, Reuven
发明人： MIRSKY, Yair , WACHTFOGEL, Reuven
IPC分类号： H04J1/02
CPC分类号： H04N7/1675 , G11B20/00086 , G11B20/0021 , G11B20/00507 , G11B27/005 , H04N5/783 , H04N9/8042 , H04N21/4147 , H04N21/4325 , H04N21/4405 , H04N21/4623 , H04N21/8453 , H04N2005/91364
摘要： A method is described for trick mode playback, the method including selecting a key-frame in a recording substantially in the vicinity of a trick mode playback starting position, preparing a decryption key associated with a key period including the selected key-frame, sending the prepared decryption key to a descrambler, thereby enabling decryption of video beginning at the selected key-frame, sending a first number P seconds of decrypted video frames, starting at the selected key-frame, at a predetermined speed for a predetermined number of seconds, to a video decoder, in parallel to the sending P seconds of video frames, choosing at least a second video section to stream to the video decoder, sending a decryption key associated with the chosen second video section to the descrambler, and repeating the steps of selecting, preparing, sending the prepared decryption key, and sending a first number P seconds of decrypted video frames. Related apparatus and methods are also described.
摘要翻译：描述了一种用于特技模式播放的方法，该方法包括在基本上在特技模式播放开始位置附近的记录中选择一个关键帧，准备与包括所选择的关键帧的密钥周期相关联的解密密钥，从而能够以所选择的关键帧开始的视频解密，以预定的速度从所选择的关键帧开始以预定秒数发送第一个数字P秒的解密的视频帧，向视频解码器并行发送P秒的视频帧，选择至少第二视频部分流向视频解码器，将与所选择的第二视频部分相关联的解密密钥发送到解扰器，并且重复以下步骤：选择，准备，发送准备的解密密钥，以及发送第一个数字P秒的解密的视频帧。还描述了相关装置和方法。

5. 发明申请

WO2011067683A1 SPLICING SYSTEM 审中-公开
标题翻译：分离系统
公开(公告)号：WO2011067683A1
公开(公告)日：2011-06-09
申请号：PCT/IB2010/052165
申请日：2010-05-17
申请人： NDS LIMITED , MIRSKY, Yair , ZENTNER, Ariel , WEINBACH, Yael , SUNDY, Len
发明人： MIRSKY, Yair , ZENTNER, Ariel , WEINBACH, Yael , SUNDY, Len
IPC分类号： H04N7/24
CPC分类号： H04N21/2221 , H04N21/4331 , H04N21/44016 , H04N21/812 , H04N21/8547
摘要： A device including a module to receive a stream including an insertion content item and first timecodes, a module to record the stream, a module to receive a live stream including a timeslot and second and third timecodes, a clock to provide a clock reading updated based on at least some of the third timecodes, a module to retrieve the recorded stream so that the insertion content item can be at least partially rendered during at least part of the timeslot, a module to calculate a desired timecode of the first timecodes from which to start rendering the recorded stream for output at real-time speed based one of the first timecodes, second timecodes, and third timecodes or the clock reading, and a module to render the recorded stream for output at real-time speed from the desired timecode. Related apparatus and methods are also described.
摘要翻译：一种包括用于接收包括插入内容项目和第一时间代码的流的模块的设备，用于记录流的模块，用于接收包括时隙和第二和第三时间代码的直播流的模块，用于提供基于更新的时钟读取的时钟在第三时间码中的至少一些时间码上，检索记录的流的模块，使得插入内容项可以在至少部分时隙期间至少部分地呈现;模块，用于计算第一时间码的期望时间码，基于第一时间代码，第二时间代码和第三时间代码或时钟读取之一，以实时速度开始渲染所记录的流来输出记录的流，以及用于从所需时间代码以实时速度呈现所记录的流以输出的模块。还描述了相关装置和方法。

6. 发明申请

WO2005041472A1 SYSTEM FOR PROVIDING KEYS 审中-公开
标题翻译：提供科学的系统
公开(公告)号：WO2005041472A1
公开(公告)日：2005-05-06
申请号：PCT/IL2004/000357
申请日：2004-04-29
申请人： NDS LIMITED , WACHTFOGEL, Reuven , MIRSKY, Yair
发明人： WACHTFOGEL, Reuven , MIRSKY, Yair
IPC分类号： H04L9/14
CPC分类号： H04H60/23 , H04H60/16 , H04N5/783 , H04N5/913 , H04N7/162 , H04N7/1675 , H04N21/4147 , H04N21/4325 , H04N21/440281 , H04N21/4405 , H04N21/4623 , H04N2005/91364
摘要： A method for providing keys for descrambling scrambled content, the scrambled content being divided into frames, the method including: identifying a plurality of frames to be descrambled; for each frame of the plurality of frames, identifying a key period associated with a key for descrambling the frame; and for at least one frame f of the plurality of frames, substituting a substitute frame g for the frame f, the substitute frame g being chosen in order to reduce a total number of key periods associated with keys for descrambling all of the plurality of frames. Related apparatus and methods are also provided.
摘要翻译：一种用于提供用于解扰加扰内容的密钥的方法，所述加扰内容被划分为帧，所述方法包括：识别要解扰的多个帧; 对于所述多个帧中的每一帧，识别与用于解扰所述帧的密钥相关联的密钥周期; 并且对于多个帧中的至少一个帧f，将替代帧g替换为帧f，替代帧g被选择以便减少与用于解扰所有多个帧的密钥相关联的密钥周期的总数。还提供了相关的装置和方法。

7. 发明授权

EP1647107B1 SYSTEM FOR PROVIDING KEYS 失效转让
标题翻译：一种用于提供KEYS
公开(公告)号：EP1647107B1
公开(公告)日：2014-07-16
申请号：EP04730358.1
申请日：2004-04-29
申请人： NDS Limited
发明人： WACHTFOGEL, Reuven , MIRSKY, Yair
IPC分类号： H04L9/14
CPC分类号： H04H60/23 , H04H60/16 , H04N5/783 , H04N5/913 , H04N7/162 , H04N7/1675 , H04N21/4147 , H04N21/4325 , H04N21/440281 , H04N21/4405 , H04N21/4623 , H04N2005/91364

8. 发明公开

EP2430834A1 SPLICING SYSTEM 无效转让
标题翻译： SPLEISSSYSTEM
公开(公告)号：EP2430834A1
公开(公告)日：2012-03-21
申请号：EP10717252.0
申请日：2010-04-08
申请人： NDS Limited
发明人： SUNDY, Len , MIRSKY, Yair , ZENTNER, Ariel , WEINBACH, Yael
IPC分类号： H04N7/24 , H04N5/00
CPC分类号： H04N21/23424 , H04N21/4147 , H04N21/432 , H04N21/4331 , H04N21/44016 , H04N21/812 , H04N21/8455 , H04N21/8456
摘要： A system for switching from a first (14) to a second (16) audio/video sequence, the second sequence (16) including a splice point time stamp (12), the system including a disk (18) to store the first sequence (14), a receiver to receive the second sequence as live audio/video, a demultiplexer arrangement (24) to demultiplex at least some of the first sequence (14) from the disk (18) and the second sequence (16) from the receiver, demultiplex the first sequence fast enough so that the demultiplexing of the second sequence (16) can commence a number of frames prior to the splice point time stamp (12), a buffer (28,30) to receive for storage from the demultiplexer arrangement (24), the demultiplexed audio/video of the first sequence (14) and at least part of the second sequence (16), and a decoder (34,36) to decode the demultiplexed audio/video stored in the buffer (28,30) including decoding the first sequence (14) and then the second sequence (16) from the splice point time stamp (12). Related apparatus and methods are also described.
摘要翻译：一种用于从第一（14）到第二（16）音频/视频序列切换的系统，所述第二序列（16）包括拼接点时间戳（12），所述系统包括盘（18），以存储所述第一序列（14），接收器，用于接收第二序列作为实时音频/视频;解复用器装置（24），从第一序列（14）中的至少一些从盘（18）和第二序列（16）从第接收机，足够快地解复用第一序列，使得第二序列（16）的解复用可以在拼接点时间戳（12）之前开始多个帧，从多路分解器接收存储的缓冲器（28,30）布置（24），第一序列（14）的解复用音频/视频和第二序列（16）的至少一部分，以及解码器（34,36），用于解码存储在缓冲器（28）中的解复用音频/视频，30）包括从拼接点时间戳（12）解码第一序列（14），然后解码第二序列（16）。还描述了相关装置和方法。

9. 发明授权

EP2399393B1 SPLICING SYSTEM 有权转让
标题翻译：拼系统
公开(公告)号：EP2399393B1
公开(公告)日：2014-12-10
申请号：EP10726269.3
申请日：2010-05-17
申请人： NDS Limited
发明人： MIRSKY, Yair , ZENTNER, Ariel , WEINBACH, Yael , SUNDY, Len
IPC分类号： H04N7/24
CPC分类号： H04N21/2221 , H04N21/4331 , H04N21/44016 , H04N21/812 , H04N21/8547

10. 发明公开

EP2399393A1 SPLICING SYSTEM 有权转让
标题翻译：接片
公开(公告)号：EP2399393A1
公开(公告)日：2011-12-28
申请号：EP10726269.3
申请日：2010-05-17
申请人： NDS Limited
发明人： MIRSKY, Yair , ZENTNER, Ariel , WEINBACH, Yael , SUNDY, Len
IPC分类号： H04N7/24
CPC分类号： H04N21/2221 , H04N21/4331 , H04N21/44016 , H04N21/812 , H04N21/8547
摘要： A device including a module to receive a stream including an insertion content item and first timecodes, a module to record the stream, a module to receive a live stream including a timeslot and second and third timecodes, a clock to provide a clock reading updated based on at least some of the third timecodes, a module to retrieve the recorded stream so that the insertion content item can be at least partially rendered during at least part of the timeslot, a module to calculate a desired timecode of the first timecodes from which to start rendering the recorded stream for output at real-time speed based one of the first timecodes, second timecodes, and third timecodes or the clock reading, and a module to render the recorded stream for output at real-time speed from the desired timecode. Related apparatus and methods are also described.

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