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    • 1. 发明申请
    • MAPPING SERVICE COMPONENTS IN A BROADCAST ENVIRONMENT
    • 在广播环境中映射服务组件
    • US20100195633A1
    • 2010-08-05
    • US12365394
    • 2009-02-04
    • Jani VareJyrki AlamaunuHarri J. PekonenJussi Vesma
    • Jani VareJyrki AlamaunuHarri J. PekonenJussi Vesma
    • H04W4/00
    • H04W36/385
    • Services and service components in a broadcast network may be mapped to disparate physical layer transmission channels (PLPs) using logical layer pipes (LLPs). The use of LLPs allows different service components of a single service to be mapped to physical layer transmission channels (PLPs). Accordingly, service components may be shared among different services. Additionally or alternatively, different functions (e.g., different error detection or correction protocols) may be applied to each service components of a service. A receiver may identify services, service components and corresponding PLPs based on LLP identifiers. The receiver may then access and receive desired services and service components through the identified PLPs.
    • 可以使用逻辑层管线(LLP)将广播网络中的服务和服务组件映射到不同的物理层传输信道(PLP)。 使用LLP允许将单个服务的不同服务组件映射到物理层传输信道(PLP)。 因此,服务组件可以在不同的服务之间共享。 附加地或替代地,可以将不同的功能(例如,不同的错误检测或校正协议)应用于服务的每个服务组件。 接收机可以基于LLP标识符识别服务,服务组件和对应的PLP。 然后,接收机可以通过所识别的PLP访问和接收所需的服务和服务组件。
    • 5. 发明授权
    • Digital broadcast service discovery correlation
    • 数字广播服务发现相关
    • US07787548B2
    • 2010-08-31
    • US11686636
    • 2007-03-15
    • Tommi AuranenHarri J. PekonenJussi VesmaPekka TalmolaJukka HenrikssonVisa KoivunenJani Vare
    • Tommi AuranenHarri J. PekonenJussi VesmaPekka TalmolaJukka HenrikssonVisa KoivunenJani Vare
    • H04K1/10
    • H04L27/0012H04L5/0007H04L5/0053H04L27/2613H04L2001/0093
    • Aspects of the invention are directed to service and channel discovery in a digital broadcast network. A pilot synchronization symbol, which has known characteristics, is included as a first symbol of digital broadcast frames. The pilot symbol, which can be decoded without having to resort to trial and error methods, contains parameters for the rest of the signal. So, the rest of the signal can be decoded without trial and error methods after the pilot symbol (and any additional synchronization symbols) is decoded. Channels containing digital video broadcast services can be efficiently detected using the known part of the signal. If the fixed known part is not found from the examined signal, then the signal will be considered a non-digital-video-broadcast signal or an empty channel, and the receiver can promptly proceed to a next channel/frequency. In this way, detecting non-digital-video-broadcast and empty channels becomes relatively fast.
    • 本发明的方面涉及数字广播网络中的服务和频道发现。 具有已知特征的导频同步符号被包括为数字广播帧的第一符号。 可以解码而无需诉诸试验和误差方法的导频符号包含信号其余部分的参数。 因此,在对导频符号(和任何附加的同步符号)进行解码之后,可以对信号的其余部分进行解码而无需尝试和错误的方法。 可以使用信号的已知部分有效地检测包含数字视频广播服务的信道。 如果从被检查的信号中没有找到固定的已知部分,则该信号将被认为是非数字视频广播信号或空信道,并且接收机可以迅速进行到下一个信道/频率。 以这种方式,检测非数字视频广播和空信道变得相对较快。
    • 6. 发明申请
    • SYSTEM AND METHOD FOR SCHEDULING AND TRANSFERRING DATA THROUGH A TRANSMISSION SYSTEM
    • 通过传输系统调度和传输数据的系统和方法
    • US20090059887A1
    • 2009-03-05
    • US12132512
    • 2008-06-03
    • Harri J. PekonenJani VareJussi Vesma
    • Harri J. PekonenJani VareJussi Vesma
    • H04J3/00
    • H04J4/00H04H20/72H04L5/0007H04L5/0044H04L5/0048H04L27/2655H04L27/2657
    • A system and method for dynamically dividing the capacity of a fixed time division multiplexing (TDM) frame between physical channels for data transmission. According to various embodiments, a time frequency frame is divided into a plurality of subframes, and each of the plurality of subframes are divided into a plurality of corresponding slots. The plurality of slots are then selectively time shifted such that a defined time shift exists between corresponding slots in each subframe within the time frequency frame. For any slots or slot portions which have been selectively shifted beyond the end of the time frequency frame, such slots or slot portions are cyclically shifted to the beginning of the frame. Service data is then written into the slots of the time frequency frame, and the frame containing the service data can then be transmitted. Initialization and service access processes for a receiver are also provided.
    • 一种用于动态划分用于数据传输的物理信道之间的固定时分复用(TDM)帧的容量的系统和方法。 根据各种实施例,时间频率帧被划分为多个子帧,并且多个子帧中的每一个被划分成多个对应的时隙。 然后,多个时隙被选择性地时移,使得在时间频率帧内的每个子帧中的相应时隙之间存在规定的时移。 对于已选择性地偏移超出时间频率帧结束的任何时隙或时隙部分,这些时隙或时隙部分被循环移位到帧的开头。 服务数据然后被写入时间帧的时隙,然后可以发送包含服务数据的帧。 还提供了接收器的初始化和服务访问过程。
    • 7. 发明申请
    • Digital Broadcast Service Discovery Correlation
    • 数字广播服务发现相关
    • US20080225995A1
    • 2008-09-18
    • US11686636
    • 2007-03-15
    • Tommi AuranenHarri J. PekonenJussi VesmaPekka TalmolaJukka HenrikssonVisa KoivunenJani Vare
    • Tommi AuranenHarri J. PekonenJussi VesmaPekka TalmolaJukka HenrikssonVisa KoivunenJani Vare
    • H04L27/06
    • H04L27/0012H04L5/0007H04L5/0053H04L27/2613H04L2001/0093
    • Aspects of the invention are directed to service and channel discovery in a digital broadcast network. A pilot synchronization symbol, which has known characteristics, is included as a first symbol of digital broadcast frames. The pilot symbol, which can be decoded without having to resort to trial and error methods, contains parameters for the rest of the signal. So, the rest of the signal can be decoded without trial and error methods after the pilot symbol (and any additional synchronization symbols) is decoded. Channels containing digital video broadcast services can be efficiently detected using the known part of the signal. If the fixed known part is not found from the examined signal, then the signal will be considered a non-digital-video-broadcast signal or an empty channel, and the receiver can promptly proceed to a next channel/frequency. In this way, detecting non-digital-video-broadcast and empty channels becomes relatively fast.
    • 本发明的方面涉及数字广播网络中的服务和频道发现。 具有已知特征的导频同步符号被包括为数字广播帧的第一符号。 可以解码而无需诉诸试验和误差方法的导频符号包含信号其余部分的参数。 因此,在对导频符号(和任何附加的同步符号)进行解码之后,可以对信号的其余部分进行解码而无需尝试和错误的方法。 可以使用信号的已知部分有效地检测包含数字视频广播服务的信道。 如果从被检查的信号中没有找到固定的已知部分,则该信号将被认为是非数字视频广播信号或空信道,并且接收机可以迅速进行到下一个信道/频率。 以这种方式,检测非数字视频广播和空信道变得相对较快。
    • 9. 发明申请
    • DIGITAL BROADCAST RECEIVER CAPACITY SIGNALLING METADATA
    • 数字广播接收机容量信令元数据
    • US20090203326A1
    • 2009-08-13
    • US12030657
    • 2008-02-13
    • Jussi VesmaHarri J. PekonenJani Vare
    • Jussi VesmaHarri J. PekonenJani Vare
    • H04B7/00
    • H04H60/73H04H20/426
    • Embodiments are directed to transmitting receiver-capacity-signalling data that specifies a plurality of receiver capacities to be used for receiving a service. The signalled receiver capacities may include: a type of time interleaver being used and a minimum burst interval between two consequent bursts. The signaled receiver capacities may also specify: how often a physical layer pipe appears in frames, and/or a number of a frame in which a physical layer pipe appears for a first time during a super frame. Embodiments are directed to receiving the receiver-capacity-signalling data and if, based on the received receiver-capacity-signalling data, receiver capacity is sufficient for one or more selected services, performing service discovery and decoding the one or more services. Otherwise, decoding the one or more services may not be performed.
    • 实施例涉及发送指定要用于接收服务的多个接收机容量的接收机容量信令数据。 信号接收器容量可以包括:正在使用的时间交织器的类型和两个后续突发之间的最小突发间隔。 有信号的接收机容量还可以指定物理层管道出现在帧中的频率,和/或物理层管道在超帧期间第一次出现的帧的数量。 实施例涉及接收接收机容量信令数据,并且如果基于所接收的接收机容量信令数据,接收机容量对于一个或多个所选择的服务是足够的,则执行服务发现和解码所述一个或多个服务。 否则,可能不执行对一个或多个服务的解码。
    • 10. 发明授权
    • Digital broadcast receiver capacity signalling metadata
    • 数字广播接收机容量信令元数据
    • US08498262B2
    • 2013-07-30
    • US12030657
    • 2008-02-13
    • Jussi VesmaHarri J. PekonenJani Vare
    • Jussi VesmaHarri J. PekonenJani Vare
    • H04W4/00
    • H04H60/73H04H20/426
    • Embodiments are directed to transmitting receiver-capacity-signalling data that specifies a plurality of receiver capacities to be used for receiving a service. The signalled receiver capacities may include: a type of time interleaver being used and a minimum burst interval between two consequent bursts. The signaled receiver capacities may also specify: how often a physical layer pipe appears in frames, and/or a number of a frame in which a physical layer pipe appears for a first time during a super frame. Embodiments are directed to receiving the receiver-capacity-signalling data and if, based on the received receiver-capacity-signalling data, receiver capacity is sufficient for one or more selected services, performing service discovery and decoding the one or more services. Otherwise, decoding the one or more services may not be performed.
    • 实施例涉及发送指定要用于接收服务的多个接收机容量的接收机容量信令数据。 信号接收器容量可以包括:正在使用的时间交织器的类型和两个后续突发之间的最小突发间隔。 有信号的接收机容量还可以指定物理层管道出现在帧中的频率,和/或物理层管道在超帧期间第一次出现的帧的数量。 实施例涉及接收接收机容量信令数据,并且如果基于所接收的接收机容量信令数据,接收机容量对于一个或多个所选择的服务是足够的,则执行服务发现和解码所述一个或多个服务。 否则,可能不执行对一个或多个服务的解码。