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    • 2. 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。
    • 6. 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。
    • 10. 发明申请
    • BIT DETECTION METHOD AND DEVICE
    • 位检测方法和装置
    • WO2004032334A1
    • 2004-04-15
    • PCT/IB2003/004148
    • 2003-09-17
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.COENE, Willem, M., J., M.IMMINK, Albert, H., J.BERGMANS, Johannes, W., M.
    • COENE, Willem, M., J., M.IMMINK, Albert, H., J.BERGMANS, Johannes, W., M.
    • H03M5/14
    • G11B20/1217G11B20/10009G11B20/1426G11B2020/1249G11B2020/1288G11B2220/2541H03M5/145
    • The present invention relates to a bit detection method for detecting the bit values of bits of a channel data stream stored on a record carrier, wherein the channel data stream resides on an N-dimensional lattice of bits and comprises a plurality of contiguous bit units, each bit unit comprising at least one bit, wherein bit detection for the channel data stream is performed by an iterative procedure, each iteration being carried out on the basis of said bit units, wherein the bit values of the bits of a bit unit are detected by said iterative procedure based on the received HF signal values of the bits of said bit unit. The proposed method comprises an initialisation step, an updating step and an iteration such the method the bits are detected in an iterative but non-recursive way which allow for a high level of parallel processing in the implementation. In the proposed bit detection method, an evaluation criterion is used which is based on the difference between the received HF-signal and a reference HF-signal for each bit of a bit unit consisting of a plurality of bits, where the reference HF-signal depends on the bit value of the bit to be updated, and on its neighbouring bits, for which bit decisions in a previous iteration step are used. Thus, a high capacity, in particular in two-dimensional optical storage, can be achieved which substantially improves the performance of a threshold detector. Hence, the bit detection method according to the invention does not prohibit implementations aimed for high data-rates.
    • 本发明涉及一种用于检测存储在记录载体上的信道数据流的比特值的比特检测方法,其中信道数据流驻留在比特的N维网格上,并且包括多个连续比特单元, 每个比特单元包括至少一个比特,其中通过迭代过程执行所述信道数据流的比特检测,每个迭代是基于所述比特单元执行的,其中检测比特单元的比特的比特值 通过所述迭代过程,基于所接收的所述比特单元的比特的HF信号值。 所提出的方法包括初始化步骤,更新步骤和迭代,使得该方法以迭代但非递归方式检测比特,这允许在实现中进行高水平的并行处理。 在提出的比特检测方法中,使用基于由多个比特组成的比特单元的每个比特的接收HF信号和参考HF信号之间的差异的评估标准,其中参考HF信号 取决于要更新的​​位的位值,以及在其相邻位中使用先前迭代步骤中哪个位决定。 因此,可以实现高容量,特别是二维光学存储,这大大提高了阈值检测器的性能。 因此,根据本发明的比特检测方法不禁止针对高数据速率的实现。