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    • 83. 发明申请
    • ENHANCEMENT OF BLURRED IMAGE PORTIONS
    • 增强图像处理
    • WO2006046182A1
    • 2006-05-04
    • PCT/IB2005/053454
    • 2005-10-21
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.DE HAAN, Gerard
    • DE HAAN, Gerard
    • G06T5/00
    • G06T5/003G06T2207/20012
    • This invention relates to a method for image enhancement, comprising a first step (41) of distinguishing blurred and non-blurred image portions of an input image, and a second step (42) of enhancing at least one of said blurred image portions of said input image to produce an output image. Said blurred and non-blurred image portions are for instance distinguished by comparing (416) the differences (415) between a linearly up-scaled (414) version of the down-scaled (411) input image and the input image, and the differences (413) between a non-linearly up-scaled (412) representation of the down-scaled input image and the input image. Said blurred image portion is for instance enhanced by replacing (42) it with a portion of a non-linearly up-scaled representation of the down-scaled input image. The invention also relates to a device, a computer program, and a computer program product.
    • 本发明涉及一种用于图像增强的方法,包括:区分输入图像的模糊图像部分和非模糊图像部分的第一步骤(41),以及第二步骤(42),用于增强所述图像增益的所述模糊图像部分中的至少一个, 输入图像以产生输出图像。 所述模糊和非模糊图像部分例如通过比较(416)缩小(411)输入图像的线性向上缩放(414)版本与输入图像之间的差异(415)和差异 (413)在缩放后的输入图像的非线性向上缩放(412)表示和输入图像之间。 所述模糊图像部分例如通过用缩小的输入图像的非线性向上缩放表示的一部分替换(42)来增强。 本发明还涉及一种设备,计算机程序和计算机程序产品。
    • 84. 发明申请
    • DATA-PROCESSING DEVICE AND METHOD FOR INFORMING A USER ABOUT A CATEGORY OF A MEDIA CONTENT ITEM
    • 数据处理设备和用于向用户通知媒体内容项目的类别的方法
    • WO2006043192A1
    • 2006-04-27
    • PCT/IB2005/053315
    • 2005-10-10
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.BURAZEROVIC, DzevdetKELLY, Declan, P.
    • BURAZEROVIC, DzevdetKELLY, Declan, P.
    • G10L13/04
    • G10L13/00
    • The invention relates to a method of informing a user about a category (152) of a media content item. The method comprises the steps of: identifying the category of the media content item, and enabling a user to obtain an audible signal (156) having an audio parameter (153) in accordance with the category of the media content item. The invention further relates to a device, which is capable of functioning in accordance with the method. The invention also relates to audio data comprising an audible signal informing a user about a category of a media content item, a database comprising a plurality of the audio data, and a computer program product. In a recommender system, the audible signal may be reproduced by the recommender system when a user interaction with the recommender system relates to the media content item of a particular genre. The invention may be used in the EPG user interface.
    • 本发明涉及一种通知用户关于媒体内容项目的类别(152)的方法。 该方法包括以下步骤:识别媒体内容项的类别,以及使用户能够根据媒体内容项的类别获得具有音频参数(153)的可听信号(156)。 本发明还涉及一种能够根据该方法起作用的装置。 本发明还涉及音频数据,其包括通知用户关于媒体内容项目的类别的可听信号,包括多个音频数据的数据库以及计算机程序产品。 在推荐系统中,当与推荐系统的用户交互涉及特定类型的媒体内容项时,可以由推荐系统再现可听信号。 本发明可以用在EPG用户界面中。
    • 86. 发明申请
    • SECURITY SYSTEM FOR WIRELESS NETWORKS
    • 无线网络安全系统
    • WO2006008695A1
    • 2006-01-26
    • PCT/IB2005/052290
    • 2005-07-11
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBHSCHREYER, OliverERDMANN, Bozena
    • SCHREYER, OliverERDMANN, Bozena
    • H04L29/06
    • H04W12/04H04L63/0853H04W84/12
    • The invention relates to a device (21) for managing guest key records (6) in wireless home networks (1), comprising at least one interface (211) for connecting a guest key transmitter (GKT) (5), a key generator (212) and a transmission unit (213) for transmitting a generated key record (6) to the GKT (5). The inivention also relates to a security system for wireless networks, comprising a portable guest unit (5) for short-range transmission of a guest key record (GKT), at least one device (21) according to the invention and at least one receiving unit (31) for receiving the key record (6) in at least one wireless home apparatus (3) and/or access point (2) of the network (1). The invention further relates to a method of dynamic key management in wireless home networks (1), wherein at least one key record (6) is generated by a device (21) according to the invention; the key record (6) is subsequently transmitted to a GKT (5) via an interface (213); the key record (6) or a part of the key record (6) is transmitted from the GKT (5) to the guest apparattus (4) by way of short-range transmission; based on the key record (6), an encrypted connection is established between the guest apparatus (4) and the home network (1); at least one guest configuration is installed on at least one home apparatus (3) and/or access point (2) of the network (1), and the guest configuration is removed after terminating the guest apparatus (4) access by reconfiguring at least one home apparatus (3) and/or access point (2).
    • 本发明涉及一种用于管理无线家庭网络(1)中的客户密钥记录(6)的设备(21),包括用于连接客户密钥发送器(GKT)(5),密钥发生器(5)的至少一个接口(211) 212)和用于将产生的密钥记录(6)发送到GKT(5)的传输单元(213)。 本发明还涉及一种用于无线网络的安全系统,其包括用于客机密钥记录(GKT)的短距离传输的便携式客户单元(5),根据本发明的至少一个设备(21)和至少一个接收 用于在所述网络(1)的至少一个无线家庭设备(3)和/或接入点(2)中接收所述密钥记录(6)的单元(31)。 本发明还涉及无线家庭网络(1)中的动态密钥管理方法,其中至少一个密钥记录(6)由根据本发明的设备(21)产生; 密钥记录(6)随后经由接口(213)发送到GKT(5); 密钥记录(6)或密钥记录(6)的一部分通过短程传输从GKT(5)发送到客户机(4); 基于密钥记录(6),在访客装置(4)和家庭网络(1)之间建立加密连接; 在网络(1)的至少一个家庭装置(3)和/或接入点(2)上安装至少一个客户端配置,并且通过至少重新配置终端访客设备(4)访问之后去除客户配置 一个家用设备(3)和/或接入点(2)。
    • 89. 发明申请
    • LOW COMPLEXITY PARAMETRIC STEREO DECODER
    • 低复杂参数立体声解码器
    • WO2008096313A1
    • 2008-08-14
    • PCT/IB2008/050401
    • 2008-02-04
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.SZCZERBA, Marek, Z.SCHUIJERS, Erik, G., P.DILLEN, Paulus, H., A.
    • SZCZERBA, Marek, Z.SCHUIJERS, Erik, G., P.DILLEN, Paulus, H., A.
    • G10L19/00G10L19/08H04S1/00
    • H04R5/04G10L19/008G10L19/093G10L19/16
    • A stereo audio decoder with low complexity is provided. A high stereo sound quality can be obtained with a limited computational power and is thus suitable for miniature and mobile equipment. The stereo decoder generates a set of stereo output channels (C1, C2) in response to a parametric audio input including signal parameters (S1) and stereo related parameters (X1). A parameter processor (M) generates two different set of parameters (P1, P2) based on the input signal parameters (S1) thus up-mixing the signal parameters (S1) by altering or manipulating the signal parameters (S1) corresponding to the stereo related parameters (X1). The two different parameters (P1, P2) are finally synthesized by separate signalsynthesizers (SS1, SS2) to form respective stereo output channels (C1, C2). Since the stereo decoding can be performed in the parameter domain instead ofthe spectral domain, the required computational burden is reduced compared to what is known in prior art. Preferably the signalsynthesizers (SS1, SS2) are sinusoidal synthesizers, and preferably the decoder also includes transient and noise synthesizers to generate transient and noise signal portions to be applied to the stereo output channels (C1, C2). Further, different transient and noise signalportions to the output channels (C1, C2) may be provided by applying different gains based on the stereorelated parameter (X1). In preferred embodiments the two parameters (P1, P2) are determined from a current as well as a previous signal parameter input, e.g. by means of an input delay line.
    • 提供了一种低复杂度的立体声音频解码器。 可以以有限的计算能力获得高立体声音质,因此适合于微型和移动设备。 立体声解码器响应于包括信号参数(S1)和立体声相关参数(X1)的参数音频输入而产生一组立体声输出声道(C1,C2)。 参数处理器(M)基于输入信号参数(S1)生成两组不同的参数(P1,P2),从而通过改变或操纵对应于立体声的信号参数(S1)来上变频信号参数(S1) 相关参数(X1)。 两个不同的参数(P1,P2)最后由分离的信号合成器(SS1,SS2)合成以形成相应的立体声输出通道(C1,C2)。 由于可以在参数域而不是频域执行立体声解码,与现有技术中已知的相比,减少了所需的计算负担。 优选地,信号合成器(SS1,SS2)是正弦合成器,并且优选地,解码器还包括瞬态和噪声合成器,以产生要施加到立体声输出通道(C1,C2)的瞬态和噪声信号部分。 此外,可以通过基于立体像差参数(X1)应用不同的增益来提供对输出通道(C1,C2)的不同的瞬态和噪声信号分量。 在优选实施例中,两个参数(P1,P2)由当前以及先前的信号参数输入(例如, 通过输入延迟线。