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    • 31. 发明申请
    • METHOD AND APPARATUS FOR MULTI-DIMENSIONALLY ENCODING AND DECODING
    • 用于多维编码和解码的方法和装置
    • WO2003092004A1
    • 2003-11-06
    • PCT/IB2003/001255
    • 2003-04-01
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.COENE, Willem, M., J., M.
    • COENE, Willem, M., J., M.
    • G11B20/14
    • G11B20/14G11B20/1496
    • The invention relates to a method of multi-dimensionally encoding a user data stream of user words into a channel data stream of channel words evolving in a one-dimensional direction of infinite extent. The invention relates further to a corresponding method of decoding. In order to implement certain two- or multi-dimensional coding constraints and coding geometries which lead to higher storage densities and improve the coding efficiency, a method of encoding is proposed wherein:- a user word is encoded into an NRZ channel word by selecting said NRZ channel word from a code table depending on said user word and the current state of an underlying finite-state-machine, wherein an NRZ channel word comprises a sequence of NRZ channel symbols of NRZ channel bits having a one-dimensional interpretation along said one-dimensional direction and wherein states of an underlying finite-state-machine describing the characteristics of the multi-dimensional code are defined by NRZI channel bits of the previous channel word and by NRZ channel symbols of the current channel word,- the NRZ channel symbols are transcoded into NRZI channel symbols by a one-dimensional 1T-precoding operation including an integration modulo 2, said 1T-precoding operation being carried out along said one-dimensional direction of infinite extent, and - said finite-state-machine is put into a new state selected from said code table depending on said user word and the current state of said finite-state-machine together with encoding a user word into a channel word.
    • 本发明涉及一种将用户字的用户数据流多维编码成在无限大程度上沿一维方向演化的频道字的频道数据流的方法。 本发明进一步涉及相应的解码方法。 为了实现导致更高存储密度并提高编码效率的某些二维或多维编码约束和编码几何,提出了一种编码方法,其中: - 用户字被编码成NRZ信道字,通过选择所述 NRZ信道字,其包括NRZ信道字节序列,其NRZ信道符号序列具有沿着所述用户字和所述用户字的一维解释的NRZ信道位, 描述多维码特征的底层有限状态机的状态由前一个通道字的NRZI通道位和当前通道字的NRZ通道符号定义,NRZ通道符号 通过包括积分模2的一维1T预编码操作被转码成NRZI信道符号,所述1T预编码操作被执行 沿着所述一维方向的无限大程度,并且 - 根据所述用户字和所述有限状态机的当前状态以及对用户的编码,将所述有限状态机置于从所述代码表中选择的新状态 字成通道字。
    • 32. 发明申请
    • WRITING SCHEME FOR AN OPTICAL RECORDING MEDIUM
    • 光记录介质的写入方案
    • WO2003083848A1
    • 2003-10-09
    • PCT/IB2003/000879
    • 2003-03-05
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.VAN SOMEREN, BobCOENE, Willem, M., J., M.
    • VAN SOMEREN, BobCOENE, Willem, M., J., M.
    • G11B7/013
    • G11B7/24085G11B7/24088
    • The present invention relates to a writing scheme for writing an information to an optical recording medium by forming mark areas, e.g. pit areas, corresponding to a predetermined state of said information on a recording surface of said optical recording medium. The writing scheme is adapted to modulate the shape of said mark areas in a predetermined manner so as to obtain incomplete mark areas which do not fully cover the size which is allocated to the channel bit to be written. Thereby, the problem of folding can be prevented or alleviated during the writing or mastering process due to the fact that the incomplete mark areas, e.g. pit effects, do not form large mirror surfaces when combined in clusters of adjacent pits. The incomplete mark areas may be obtained by modulating their shape in any manner suitable to reduce the reflection surface and/or to increase diffraction. Additionally, a multi-level modulation or a binary modulation may be achieved by controlling the shape or number of the incomplete mark areas, respectively, in accordance with the level of a multi-level coded information.
    • 本发明涉及一种通过形成标记区域来将信息写入光学记录介质的写入方案。 凹坑区域,对应于所述光学记录介质的记录表面上的所述信息的预定状态。 写入方案适于以预定方式调制所述标记区域的形状,以便获得不完全覆盖被分配给要写入的通道位的大小的不完整标记区域。 因此,由于以下事实,可以防止或减轻在书写或母盘制作过程中折叠的问题: 在相邻凹坑的簇中组合时,不会形成大的镜面。 可以通过以适于减少反射表面和/或增加衍射的任何方式调制其形状来获得不完整的标记区域。 此外,可以根据多级编码信息的级别分别控制不完整标记区域的形状或数量来实现多电平调制或二进制调制。
    • 36. 发明申请
    • MULTI-DIMENSIONAL CODING ON QUASI-CLOSE-PACKET LATTICES
    • 关于分包装置的多维编码
    • WO2003034595A1
    • 2003-04-24
    • PCT/IB2002/004244
    • 2002-10-14
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.COENE, Willem, M., J., M.
    • COENE, Willem, M., J., M.
    • H03M5/14
    • H03M5/145G11B7/14G11B7/24085G11B7/24088G11B20/1426
    • The present invention relates to a method and system for multi-dimensionally coding and/or decoding an information to/from a lattice structure representing bit positions of said coded information in at least two dimensions. Encoding and/or decoding is performed by using a close-packed lattice structure, preferably a quasi-hexagonal lattice structure. In particular, at least partial quasi-hexagonal clusters consisting of one central bit and a plurality of nearest neighboring bits can be defined, and a code constraint can be applied such that for each of said at least partial quasi-hexagonal clusters a predetermined minimum number of said nearest neighboring bits are of the same bit state as said central bit. Thereby, intersymbol interferences can be minimized at a high code efficiency. Furthermore, another code constraint can be applied such that for each of said at least partial quasi-hexagonal clusters a predetermined minimum number of said nearest neighboring bits are of the opposite bit state as said central bit. This constraint provides an advantageous high pass characteristic to avoid large areas of channel bits of the same type.
    • 本发明涉及用于在表示至少二维的所述编码信息的位位置的格式结构中进行信息的多维编码和/或解码的方法和系统。 编码和/或解码通过使用紧密堆叠的晶格结构,优选为准六边形网格结构来执行。 特别地,可以定义由一个中心位和多个最近相邻位组成的至少部分准六边形簇,并且可以应用代码约束,使得对于所述至少部分准六边形簇中的每一个,预定最小数目 的所述最近相邻位与所述中心位具有相同的位状态。 从而可以以较高的代码效率将码间干扰最小化。 此外,可以应用另一代码约束,使得对于所述至少部分准六边形簇中的每一个,所述最近相邻位的预定最小数目与所述中心位具有相反的位状态。 该约束提供了有利的高通特性,以避免相同类型的通道位的大面积。
    • 39. 发明申请
    • BODY PARAMETER SENSING
    • 身体参数感应
    • WO2007099487A1
    • 2007-09-07
    • PCT/IB2007/050598
    • 2007-02-26
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.COENE, Willem, M., J., M.OUWERKERK, Martin
    • COENE, Willem, M., J., M.OUWERKERK, Martin
    • A61B5/00
    • A61B5/0245A61B5/02438A61B5/04085A61B5/6804
    • A body parameter sensing arrangement comprising clothing (10) and a plurality of sensors (12, 20) for sensing body signals, located at mutually movable relative positions in the clothing (10). Processing circuit (26) coupled to the plurality of sensors (12, 20), is configured to identify selected ones of the sensors (12, 20) that carry valid body signals. The identification by clustering the sensors (12, 20) according to similarity between signals from the sensors (12, 20). A cluster of sensors (12, 20) is determined with a maximal count of sensors (12, 20) within a minimal cluster diameter. A cluster diameter defined by a measure of similarity or distance between signals form the sensors is used. The cluster is used to select sensors (12, 20) to identify the selected ones of the sensors (12, 20) that carries valid body signals on the basis of membership of the cluster.
    • 一种身体参数感测装置,其包括衣物(10)和用于感测身体信号的多个传感器(12,20),所述传感器位于衣物(10)中相互移动的相对位置。 耦合到多个传感器(12,20)的处理电路(26)被配置为识别携带有效身体信号的传感器(12,20)中选择的传感器(12,20)。 根据来自传感器(12,20)的信号之间的相似性对传感器(12,20)进行聚类来进行识别。 一组传感器(12,20)用最小簇直径内的传感器(12,20)的最大计数确定。 使用由形成传感器的信号之间的相似度或距离的度量来定义的聚簇直径。 群集用于选择传感器(12,20),以识别基于群集的成员身份携带有效身体信号的所选择的传感器(12,20)。