公开(公告)号：US20130058480A1

公开(公告)日：2013-03-07

申请号：US13436922

申请日：2012-03-31

申请人： Ben Ziskind ,  Song Cen ,  Tung Lin ,  Jason Braness ,  Kourosh Soroushian

发明人： Ben Ziskind ,  Song Cen ,  Tung Lin ,  Jason Braness ,  Kourosh Soroushian

IPC分类号： H04N7/26 ,  H04N7/167

CPC分类号： H04N21/23439 ,  H04L63/0428 ,  H04L65/4069 ,  H04L65/4092 ,  H04L65/604 ,  H04L65/607 ,  H04N19/00 ,  H04N19/44 ,  H04N21/234309 ,  H04N21/23608 ,  H04N21/4331 ,  H04N21/4344 ,  H04N21/44209 ,  H04N21/4621 ,  H04N21/6373 ,  H04N21/85406 ,  H04W4/12

摘要： Systems and methods for saving encoded media streamed using adaptive bitrate streaming in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a playback device configured to perform adaptive bitrate streaming of media includes a video decoder application and a processor, where the video decoder application configures the processor to select a download stream from a set of alternative streams of video data, measure streaming conditions and request a stream of video data from the alternative streams of video data, receive portions of video data from the requested stream of video data, decode the received video data, save the received video data to memory, when the received video data is from the download stream and separately download and save the corresponding portion of video data from the download stream to memory, when the received video data is not from the download stream.

摘要翻译： 公开了根据本发明的实施例的用于保存使用自适应比特流流传输的编码媒体的系统和方法。 在本发明的一个实施例中，被配置为执行媒体的自适应比特率流媒体的重放设备包括视频解码器应用和处理器，其中视频解码器应用配置处理器以从视频数据的一组备选流中选择下载流， 测量流条件并从视频数据的替代流请求视频数据流，从所请求的视频数据流接收视频数据的部分，对接收到的视频数据进行解码，将接收的视频数据保存到存储器中，当接收到的视频数据 来自下载流，并且当接收到的视频数据不是来自下载流时，将下载流中的视频数据的相应部分分别下载并存储到存储器。

公开(公告)号：US20130051767A1

公开(公告)日：2013-02-28

申请号：US13430032

申请日：2012-03-26

申请人： Kourosh Soroushian ,  Abhishek Shivadas

发明人： Kourosh Soroushian ,  Abhishek Shivadas

IPC分类号： H04N9/80 ,  H04N7/26

CPC分类号： H04L65/607 ,  H04L65/4069 ,  H04N19/33 ,  H04N21/234363 ,  H04N21/23439 ,  H04N21/8456

摘要： Systems and methods for the selection of resolutions for seamless resolution switching of multimedia content in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a source encoder includes a processor configured by a source encoder application to receive multimedia content, where the multimedia content comprises video data having a primary resolution and a primary sample aspect ratio and encode the video data as a set of alternative streams, where a plurality of the streams in the set of alternative streams have different maximum bitrates and resolutions, the resolution of each of the plurality of streams comprises a width and height that are both an integer number of pixels, and both the width and height of each of the plurality of streams is a common fraction of the width and height of the corresponding primary resolution.

摘要翻译： 公开了根据本发明的实施例的用于选择用于多媒体内容的无缝分解切换的分辨率的系统和方法。 在本发明的一个实施例中，源编码器包括由源编码器应用程序配置以接收多媒体内容的处理器，其中多媒体内容包括具有主要分辨率和初级样本宽高比的视频数据，并将视频数据编码为一组 替代流，其中该组替代流中的多个流具有不同的最大比特率和分辨率，多个流中的每一个的分辨率包括宽度和高度，其均为整数像素，宽度和 多个流中的每一个的高度是对应的主分辨率的宽度和高度的公共分数。

公开(公告)号：US20130007471A1

公开(公告)日：2013-01-03

申请号：US13436930

申请日：2012-03-31

申请人： Eric William Grab ,  Francis Yee-Dug Chan ,  Michael George Kiefer

发明人： Eric William Grab ,  Francis Yee-Dug Chan ,  Michael George Kiefer

IPC分类号： G06F21/24 ,  G06F12/14

CPC分类号： G06F21/10 ,  H04L2463/121

摘要： Systems and methods for authenticating playback devices using timestamp validation in accordance with embodiments of the invention are disclosed. One embodiment includes securely storing at least one timestamp in memory within a playback device in response to the occurrence of at least one predetermined event, where a stored timestamp is based on the current time of a system clock when an event occurs, generating a cryptographic key using the at least one timestamp, securing cryptographic data using the cryptographic key, receiving a request to playback encrypted content, where the encrypted content is accessible using the cryptographic data, accessing the at least one timestamp, generating the cryptographic key, accessing the cryptographic data using at least the cryptographic key, and playing back the content using the playback device.

摘要翻译： 公开了使用根据本发明的实施例的使用时间戳验证的用于认证回放设备的系统和方法。 一个实施例包括响应于至少一个预定事件的发生，将重放设备内的至少一个时间戳安全地存储在存储器中，其中存储的时间戳基于事件发生时系统时钟的当前时间，产生加密密钥 使用所述至少一个时间戳记，使用所述加密密钥保护加密数据，接收对所述加密内容进行回放的请求，其中使用所述加密数据访问所述加密的内容，访问所述至少一个时间戳，生成所述加密密钥，访问所述加密数据 至少使用加密密钥，并使用回放设备回放内容。

公开(公告)号：US20130006869A1

公开(公告)日：2013-01-03

申请号：US13436888

申请日：2012-03-31

申请人： Eric William Grab ,  Kourosh Soroushian ,  Tung Lin ,  Francis Yee-Dug Chan ,  Evan Wallin

发明人： Eric William Grab ,  Kourosh Soroushian ,  Tung Lin ,  Francis Yee-Dug Chan ,  Evan Wallin

IPC分类号： G06F21/00

CPC分类号： G06F21/73 ,  G06F21/10 ,  G06F21/33 ,  G06F21/604

摘要： Systems and methods for identifying consumer electronic products using a playback device with a product identifier in accordance with embodiments of the invention are disclosed. In one embodiment, a playback device includes a processor and memory configured to store a product identifier, where the product identifier is associated with a specific product and is associated with cryptographic information, wherein the processor is configured by a client application to request content from a server, communicate the product identifier to a server, and receive encrypted content accessible using cryptographic information including the cryptographic information associated with the product identifier.

摘要翻译： 公开了使用具有根据本发明的实施例的产品标识符的播放装置来识别消费者电子产品的系统和方法。 在一个实施例中，回放设备包括处理器和存储器，其被配置为存储产品标识符，其中产品标识符与特定产品相关联并且与密码信息相关联，其中处理器由客户端应用来配置以从 服务器，将产品标识符传递到服务器，并且使用包括与产品标识符相关联的加密信息的加密信息来接收可访问的加密内容。

公开(公告)号：US20130262692A1

公开(公告)日：2013-10-03

申请号：US13432539

申请日：2012-03-28

申请人： Yuri Bulava ,  Sergey Rachev ,  Denis Khromov

发明人： Yuri Bulava ,  Sergey Rachev ,  Denis Khromov

IPC分类号： G06F15/16

CPC分类号： H04N21/00 ,  H04N21/643 ,  H04N21/6437 ,  H04N21/6543 ,  H04N21/6587

摘要： Systems and method of media streaming using the Real Time Streaming Protocol (RTSP) with reduced delays in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a media server includes media storage containing stored media, wherein the media server is configured to stream media stored in the media storage, determine the end of the streamed media, where the end of the streamed media signals that the streamed media has been fully streamed, create an end of file message, where the end of file message causes the recipient of the end of file message to complete decoding of any buffered media irrespective of any other buffering criteria, and send the end of file message.

摘要翻译： 公开了根据本发明的实施例的使用具有减小的延迟的实时流协议（RTSP）的媒体流的系统和方法。 在本发明的一个实施例中，媒体服务器包括包含存储媒体的媒体存储器，其中，媒体服务器被配置成流媒体存储器中存储的媒体，确定流媒体的结束，其中流媒体的结束信号表示 流式媒体已经完全流式传输，创建文件消息的结尾，文件消息的结束导致文件消息结束的收件人完成任何缓冲媒体的解码，而不管其他缓冲条件如何，并发送文件消息的结尾 。

公开(公告)号：US20130179199A1

公开(公告)日：2013-07-11

申请号：US13436917

申请日：2012-03-31

申请人： Ben Ziskind ,  David L. Smith ,  Ramon Davila

发明人： Ben Ziskind ,  David L. Smith ,  Ramon Davila

IPC分类号： G06F21/00 ,  G06Q10/00

CPC分类号： G06F21/10 ,  G06F2221/0746 ,  H04N21/2387

摘要： Systems and methods for granting access to digital content using electronic tickets and ticket tokens in accordance with embodiments of the invention are disclosed. One embodiment includes a processor, and memory configured to store an electronic ticket, and a ticket token. In addition, the processor is configured to authenticate a merchant server, receive a request for a ticket token for a specific piece of content from the merchant server, generate a ticket token that expires after a predetermined time period, associate the ticket token with an electronic ticket, send the ticket token to the merchant server for delivery to a user device, receive a request to access the identified piece of digital content from the user device, where the request includes the ticket token, send the electronic ticket and access information to the user device, and expire the ticket token.

摘要翻译： 公开了根据本发明实施例的使用电子票证和票据令牌授予数字内容访问的系统和方法。 一个实施例包括处理器和被配置为存储电子票证的存储器和票据令牌。 此外，处理器被配置为认证商家服务器，从商家服务器接收针对特定内容片段的票据令牌的请求，生成在预定时间段之后到期的票证令牌，将票据令牌与电子 将票证令牌发送到商家服务器以传送到用户设备，从用户设备接收访问所识别的数字内容的请求，其中请求包括票据令牌，将电子票证和访问信息发送到 用户设备，并使票证令牌过期。

公开(公告)号：US20130007443A1

公开(公告)日：2013-01-03

申请号：US13436898

申请日：2012-03-31

申请人： Eric William Grab ,  Kourosh Soroushian ,  Tung Lin ,  Francis Chan ,  Evan Wallin

发明人： Eric William Grab ,  Kourosh Soroushian ,  Tung Lin ,  Francis Chan ,  Evan Wallin

IPC分类号： H04L29/06 ,  G06F21/00

CPC分类号： G06F21/73 ,  G06F21/10 ,  G06F21/33 ,  G06F21/604

摘要： Systems and methods for identifying consumer electronic products using a playback device with a product identifier in accordance with embodiments of the invention are disclosed. One embodiment includes a processor, and memory configured to store a product identifier, where the product identifier is associated with a specific product and is associated with cryptographic information, and user account data, where the user account data is associated with a user account. In addition, the processor is configured by an application to receive a request for registration from a playback device, receive a product identifier from the playback device, retrieve cryptographic information using the playback device, and send user account data to the playback device encrypted using at least the cryptographic information associated with the product identifier.

摘要翻译： 公开了使用具有根据本发明的实施例的产品标识符的播放装置来识别消费者电子产品的系统和方法。 一个实施例包括处理器和被配置为存储产品标识符的存储器，其中产品标识符与特定产品相关联并与密码信息相关联，以及用户帐户数据，其中用户帐户数据与用户帐户相关联。 此外，处理器由应用程序配置以从回放设备接收注册请求，从回放设备接收产品标识符，使用回放设备检索加密信息，并将用户帐户数据发送到使用 至少与产品标识符相关联的加密信息。

公开(公告)号：US20130004142A1

公开(公告)日：2013-01-03

申请号：US13436927

申请日：2012-03-31

申请人： Eric William Grab ,  Francis Yee-Dug Chan ,  Michael George Kiefer

发明人： Eric William Grab ,  Francis Yee-Dug Chan ,  Michael George Kiefer

IPC分类号： H04N5/93

CPC分类号： H04N5/913 ,  H04N21/2541 ,  H04N21/25816 ,  H04N21/44204 ,  H04N21/4627 ,  H04N2005/91364

摘要： Systems and methods for authenticating playback devices using timestamp validation in accordance with embodiments of the invention are disclosed. One embodiment includes measuring a time difference between the system clock and a clock on a remote server, retrieving at least one reference time difference from the playback device, where the reference time difference is stored in the playback device, determining whether the system clock of the playback device is valid by comparing the measured time difference to reference time difference, retrieving at least one timestamp when the measured time difference is valid, where each of the at least one timestamps is securely stored by the playback device in response to the occurrence of a predetermined event and is based on the current time of the system clock of the playback device when the predetermined event occurred, and determining whether the system clock is valid based upon the retrieved timestamp.

摘要翻译： 公开了使用根据本发明的实施例的使用时间戳验证的用于认证回放设备的系统和方法。 一个实施例包括测量系统时钟和远程服务器上的时钟之间的时间差，从回放设备检索至少一个参考时间差，其中参考时间差被存储在回放设备中，确定系统时钟是否为 播放装置通过将所测量的时间差与参考时间差进行比较而获得是有效的，当所测量的时间差有效时，至少检索一个时间戳，其中至少一个时间戳中的每一个被回放装置安全地存储以响应于 并且基于当预定事件发生时回放设备的系统时钟的当前时间，并且基于检索到的时间戳来确定系统时钟是否有效。

公开(公告)号：US20130262691A1

公开(公告)日：2013-10-03

申请号：US13432534

申请日：2012-03-28

申请人： Yuri Bulava ,  Sergey Rachev ,  Denis Khromov

发明人： Yuri Bulava ,  Sergey Rachev ,  Denis Khromov

IPC分类号： G06F15/16

CPC分类号： H04N21/6437 ,  H04L65/4092 ,  H04L65/608 ,  H04N21/44004 ,  H04N21/443

摘要： Systems and method of media streaming using the Real Time Streaming Protocol (RTSP) with reduced delays in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a network client includes memory containing a media decoder application and a client application and a processor, where the client application configures the processor to receive portions of streamed media and buffer the received portions of streamed media in the media buffer, provide portions of streamed media buffered in the media buffer to the media decoder application for decoding once a buffering criteria has been met, receive an end of file message, and provide the remaining streamed media buffered in the media buffer to the media decoder application for decoding in response to the end of file message, wherein the media decoder application configures the processor to decode portions of streamed media.

摘要翻译： 公开了根据本发明的实施例的使用具有减小的延迟的实时流协议（RTSP）的媒体流的系统和方法。 在本发明的一个实施例中，网络客户端包括包含媒体解码器应用程序和客户端应用程序和处理器的存储器，其中客户端应用程序将处理器配置为接收流媒体的部分并缓冲媒体缓冲器中的流媒体的接收部分 一旦缓冲标准被满足，接收文件消息的结束，并将缓冲在媒体缓冲器中的剩余流媒体提供给媒体解码器应用程序，将介质缓冲器中缓冲的流媒体部分提供给媒体解码器应用程序， 响应于文件消息的结束进行解码，其中媒体解码器应用配置处理器来解码流媒体的部分。

公开(公告)号：US20130179992A1

公开(公告)日：2013-07-11

申请号：US13436900

申请日：2012-03-31

申请人： Ben Ziskind ,  David L. Smith ,  Ramon Davila

发明人： Ben Ziskind ,  David L. Smith ,  Ramon Davila

IPC分类号： G06F21/00

CPC分类号： G06F21/10 ,  G06F2221/0746

摘要： Systems and methods for accessing digital content using electronic tickets and ticket tokens in accordance with embodiments of the invention are disclosed. In one embodiment, a user device includes a processor, a network interface, and memory configured to store an electronic ticket, and a ticket token, and the processor is configured by an application to send a request for digital content, receive a ticket token from a merchant server, wherein the ticket token is generated by a DRM server and associated with an electronic ticket that enables playback of the requested digital content, send the ticket token to a DRM server, receive an electronic ticket that enables playback of requested digital content, request the digital content associated with the electronic ticket, and play back the requested digital content using the electronic ticket.

摘要翻译： 公开了根据本发明的实施例的使用电子票和票标记访问数字内容的系统和方法。 在一个实施例中，用户设备包括处理器，网络接口和配置为存储电子票证的存储器和票据令牌，并且处理器由应用程序配置以发送数字内容请求，从 商户服务器，其中所述票据令牌由DRM服务器生成并与能够回放所请求的数字内容的电子票证相关联，将票据发送到DRM服务器，接收能够回放所请求的数字内容的电子票据， 请求与电子票相关联的数字内容，并使用电子票回放所请求的数字内容。