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    • 11. 发明申请
    • CODING SYSTEM
    • 编码系统
    • WO2004059647A1
    • 2004-07-15
    • PCT/IB2003/005498
    • 2003-11-26
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.COENE, Willem, M., J., M.IMMINK, Albert, H., J.
    • COENE, Willem, M., J., M.IMMINK, Albert, H., J.
    • G11B20/18
    • G11B20/1217G11B20/10009G11B20/1426G11B20/1833G11B2020/1249G11B2020/1288G11B2220/2541H03M13/31
    • The present invention relates to a coding strategy for joint modulation coding and ECC coding. It relates in particular to the situation where 2D coding is performed along one-dimensionally evolving strips containing a number of bit rows in the radial direction of the strip, which is orthogonal to the former direction. The idea further relates to high-rate modulation coding. According to the invention, a strip is built up by an alternation of two basic sub-units, each with their own modulation code. The first sub-unit comprises a larger number of bit rows, and its (high-rate) modulation code has a high coding efficiency realized through the use of large codewords. The second sub-unit comprises a single or only few bit rows, and its modulation code has a lower efficiency, which makes it much less sensitive to error-propagation: another function of the sub-unit of the second type is to glue sub-units of the first type together while maintaining the 2D constraint also at the boundaries of the subunits of the first type. The first sub-unit relates to most or all of the source data, and is encoded first, prior to ECC coding. The second sub-unit relates to the ECC parities, and possibly the remainder of the source data. Both at the encoder and the decoder, special measures are taken related to the precise order of both modulation code encoders (and decoders), and of the ECC encoder (and decoder).
    • 本发明涉及联合调制编码和ECC编码的编码策略。 特别涉及沿着与前一方向正交的条带的沿径向方向包含多个位行的沿着一维演进的条带执行2D编码的情况。 该思想进一步涉及高速率调制编码。 根据本发明,通过两个基本子单元的交替构成条带,每个具有它们自己的调制码。 第一子单元包括较大数量的位行,并且其(高速率)调制码具有通过使用大码字实现的高编码效率。 第二子单元包括单个或只有几个位行,其调制码具有较低的效率,这使得对错误传播的敏感性要小得多:第二类子单元的另一个功能是将子层 第一类型的单元在维持2D约束的同时在第一类型的子单元的边界处。 第一子单元涉及大部分或全部源数据,并且在ECC编码之前首先被编码。 第二子单元涉及ECC奇偶校验,以及可能的源数据的其余部分。 在编码器和解码器中,采用与调制码编码器(和解码器)以及ECC编码器(和解码器)的精确顺序相关的特殊措施。
    • 13. 发明申请
    • SYMBOL DETECTION APPARATUS AND METHOD FOR TWO-DIMENSIONAL CHANNEL DATA STREAM WITH CROSS-TALK CANCELLATION
    • 符号检测装置和二维通道数据流与交叉口取消的方法
    • WO2005055229A1
    • 2005-06-16
    • PCT/IB2004/052472
    • 2004-11-18
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.COENE, Willem, M., J., M.IMMINK, Albert, H., J.CONWAY, Thomas
    • COENE, Willem, M., J., M.IMMINK, Albert, H., J.CONWAY, Thomas
    • G11B20/10
    • G11B20/10009G11B7/005G11B7/14G11B19/045G11B20/10055G11B20/10296G11B20/1217G11B20/22G11B2020/1249G11B2020/1288G11B2220/2541H03M13/41
    • The present invention relates to a symbol detection apparatus for detecting the symbol values of a two-dimensional channel data stream recorded on a record carrier, said channel data stream comprising a set of contiguous symbol strips (B) of symbol rows (r) one­dimensionally evolving along a first direction and being aligned with each other along a second direction, said two directions constituting a two-dimensional lattice of symbol positions. In order to avoid a substantial loss in detection performance at the edges of a 2D symbol strip in a 2D format, a symbol detector apparatus is proposed comprising: a cross-talk cancellation unit (XTC) for cancellation of radial inter-symbol interference, also known as cross-talk or inter-track interference, present in the first adjacent symbol rows (g 01 , g 02 ; r1 , rN+2) of a symbol strip (B I) from the next but one adjacent symbol row (rb o1 , rb 02 ; r0, r N+3 ) of said symbol strip (B1) by applying for each first adjacent symbol row (g 01 , g 02 ; r 1 , r N+2 ) a cross-talk cancellation between a first adjacent symbol row (g 01 , g 02 ; r 1 , r N+2 ) and its neighboring symbol row (rb 01 , rb 02 r 0 , r N+3 ) not belonging to said symbol strip (B 1), and a 2D symbol detector (V) for symbol detection of the symbols of said symbol strip (B1) together with said first adjacent symbol rows (g 01 , g 02 ; r 1 , r N+2 ).
    • 本发明涉及一种用于检测记录在记录载体上的二维信道数据流的符号值的符号检测装置,所述信道数据流包括符号行(r)的一组邻接符号条(B) 沿着第一方向并沿着第二方向彼此对准,所述两个方向构成符号位置的二维晶格。 为了避免在2D格式的2D符号条的边缘处的检测性能的实质性损失,提出了一种符号检测装置,包括:用于消除径向符号间干扰的串扰消除单元(XTC),也是 称为串扰或轨道间干扰,来自下一个但相邻的一个符号行(rbo1,rb02)的符号条(BI)的第一相邻符号行(g01,g02; r1,rN + 2) 通过对第一相邻符号行(g01,g02; r1,rN + 2)应用第一相邻符号行(g01,g02; r1)之间的串扰消除,所述符号条(B1) ,rN + 2)及其不属于所述符号条(B 1)的相邻符号行(rb01,rb02 r0,rN + 3)和用于符号检测的符号条带的符号检测器(V) B1)与所述第一相邻符号行(g01,g02; r1,rN + 2)一起。
    • 17. 发明申请
    • METHODS AND SYSTEMS FOR COUPLING A BIO-CARTRIDGE WITH AN OPTICAL READER
    • 用于将生物盒与光学读取器耦合的方法和系统
    • WO2009066236A1
    • 2009-05-28
    • PCT/IB2008/054827
    • 2008-11-18
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.JOHNSON, Mark, T.IMMINK, Albert, H., J.PONJEE, Marc, W., G.GILLIES, Murray, F.
    • JOHNSON, Mark, T.IMMINK, Albert, H., J.PONJEE, Marc, W., G.GILLIES, Murray, F.
    • G01N21/55G01N33/551
    • G01N21/552
    • In order to obtain an appropriate coupling in a optical sensing system (100) for sensing particle properties of particles (111) in a sample fluid (117) using frustrated total internal reflection, the cartridge (110) and/or the optical catridge reader (130) is provided with an integrated means (150) that assists in providing an optical coupling. The integrated means (150) may for example be adapted for providing an optical coupling material (152) in the gap between the cartridge (110) and the optical cartridge reader (130), for generating a low pressure or vacuum or for generating a pressure on the cartridge (110) so that a light receiving surface (114) of the cartridge (110) is pressed to an optical component (132) of the reader (130). The latter may allow the use offlat cartridges (110) as the optical component (132) for guiding the light appropriately for having frustrated total internal reflection may be present in the reader (130) rather than being part of the cartridge (110).
    • 为了在光学感测系统(100)中获得适当的耦合,用于使用沮丧的全内反射感测样品流体(117)中的颗粒(111)的颗粒性质,盒(110)和/或光学读取器( 130)设置有协助提供光耦合的集成装置(150)。 集成装置(150)可以例如适于在盒(110)和光盒读取器(130)之间的间隙中提供光耦​​合材料(152),用于产生低压或真空或产生压力 在盒(110)上,使得盒(110)的光接收表面(114)被按压到读取器(130)的光学部件(132)。 后者可以允许使用离子盒(110)作为光学部件(132),用于适当地引导光,以使得沮丧的全内反射可能存在于读取器(130)中,而不是成像盒(110)的一部分。
    • 19. 发明申请
    • BIT-DETECTION ARRANGEMENT AND APPARATUS FOR REPRODUCING INFORMATION
    • 检测安排和复制信息的装置
    • WO2004109927A1
    • 2004-12-16
    • PCT/IB2004/050771
    • 2004-05-25
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.RUTTEN, Albertus, J., A.VAN BEURDEN, Nicolaas, J., H., M.KAHLMAN, Josephus, A., H., M.IMMINK, Albert, H., J.
    • RUTTEN, Albertus, J., A.VAN BEURDEN, Nicolaas, J., H., M.KAHLMAN, Josephus, A., H., M.IMMINK, Albert, H., J.
    • H03L7/06
    • G11B20/10037G11B20/10009G11B20/1403H03L7/07H03L7/0994H04L7/0029H04L7/0334
    • Disclosed is a bit-detection arrangement able to convert an analog signal (AS) having an amplitude into a digital signal (DS) representing a bit sequence from which the analog signal (AS) is derived. The bit-detection arrangement has a phase detector which detect the phase difference between a quantized analog signal and a clock signal C 2 . The phase difference is sampled by an AD converter. The AD converter can sample at a relatively slow rate as the phase difference is a low frequency signal. The sampled phase difference is fed to a digital PLL which outputs a phase signal PHI. The phase signal and the quantized analog signal are used to recreate the digital signal (DS). The current invention is characterized in that the bit decision unit further comprises - at least one additional sample and hold unit SH 2 able to sample the output signal S 1 , using a clock signal C SH2 and wherein the frequency of the clock signal C SH2 is equal to the frequency of clock signal C SH1 and the phase of clock signal C SH2 is substantially different from the phase of clock signal C SH1 , and an output unit for outputting samples of either the sample and hold units SH 1 or SH 2 , wherein the samples of the sample and hold unit SH 1 are outputted when the phase signal PH 1 indicates that the phase difference ΔP 1 is in a first region and the samples of the additional sample and hold unit SH 2 are outputted when the phase signal PH 1 indicates that the phase difference ΔP 1 is in a second region. This has the advantage that the change of bit errors occurring in the presence of phase jitter is reduced.
    • 公开了一种能够将具有振幅的模拟信号(AS)转换为表示从其中导出模拟信号(AS)的比特序列的数字信号(DS)的比特检测装置。 位检测装置具有检测量化模拟信号和时钟信号C2之间的相位差的相位检测器。 相位差由AD转换器采样。 AD转换器可以以相对较慢的速率进行采样,因为相位差是低频信号。 采样相位差被馈送到输出相位信号PHI的数字PLL。 相位信号和量化的模拟信号用于重建数字信号(DS)。 本发明的特征在于,比特判定单元还包括:使用时钟信号CSH2对至少一个附加的采样和保持单元SH2进行采样,其中时钟信号CSH2的频率等于频率 时钟信号CSH1的相位和时钟信号CSH2的相位与时钟信号CSH1的相位基本不同,以及用于输出采样和保持单元SH1或SH2的采样的输出单元,其中采样和保持单元SH1的采样 当相位信号PH1指示相位差ΔP1在第一区域中时,输出相位信号PH1,并且当相位信号PH1指示相位差DeltaP1处于第二区域时,输出附加采样和保持单元SH2的采样。 这具有如下优点:在存在相位抖动的情况下发生的位错误的变化被减少。