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    • 1. 发明授权
    • PCR jitter reduction in a VSB and/or EVSB multiplexer system
    • VSB和/或EVSB多路复用器系统中的PCR抖动减少
    • US07680155B2
    • 2010-03-16
    • US10640805
    • 2003-08-14
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • H04J3/06
    • H04N21/4305H04N21/23608H04N21/242
    • Program clock references in first and second MPEG data streams are re-stamped in accordance with delays introduced into the first and second MPEG data streams. Accordingly, the program clock references in the first MPEG data stream are re-stamped according to a variable delay in the first MPEG data stream, and the program clock references in the second MPEG data stream are re-stamped according to a variable delay in the second MPEG data stream. The re-stamped program clock references in the second MPEG data stream are corrected according to a fixed delay in the second MPEG data stream. The first and second MPEG data streams are multiplexed, and the multiplexed first and second MPEG data streams are transmitted and received.
    • 第一和第二MPEG数据流中的节目时钟参考根据引入第一和第二MPEG数据流的延迟被重新标记。 因此,根据第一MPEG数据流中的可变延迟对第一MPEG数据流中的节目时钟参考进行重新标记,并且根据第二MPEG数据流中的可变延迟对第二MPEG数据流中的节目时钟参考进行重新标记 第二MPEG数据流。 根据第二MPEG数据流中的固定延迟来校正第二MPEG数据流中的重新标记的程序时钟参考。 第一和第二MPEG数据流被复用,并且多路复用的第一和第二MPEG数据流被发送和接收。
    • 2. 发明授权
    • PCR jitter reduction in a VSB and/or EVSB multiplexer system
    • VSB和/或EVSB多路复用器系统中的PCR抖动减少
    • US08184642B2
    • 2012-05-22
    • US12635293
    • 2009-12-10
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • H04L12/56
    • H04N21/4305H04N21/23608H04N21/242
    • Program clock references in first and second MPEG data streams are re-stamped in accordance with delays introduced into the first and second MPEG data streams. Accordingly, the program clock references in the first MPEG data stream are re-stamped according to a variable delay in the first MPEG data stream, and the program clock references in the second MPEG data stream are re-stamped according to a variable delay in the second MPEG data stream. The re-stamped program clock references in the second MPEG data stream are corrected according to a fixed delay in the second MPEG data stream. The first and second MPEG data streams are multiplexed, and the multiplexed first and second MPEG data streams are transmitted and received.
    • 第一和第二MPEG数据流中的节目时钟参考根据引入第一和第二MPEG数据流的延迟被重新标记。 因此,根据第一MPEG数据流中的可变延迟对第一MPEG数据流中的节目时钟参考进行重新标记,并且根据第二MPEG数据流中的可变延迟对第二MPEG数据流中的节目时钟参考进行重新标记 第二MPEG数据流。 根据第二MPEG数据流中的固定延迟来校正第二MPEG数据流中的重新标记的程序时钟参考。 第一和第二MPEG数据流被复用,并且多路复用的第一和第二MPEG数据流被发送和接收。
    • 3. 发明授权
    • PCR jitter reduction in a VSB and/or EVSB multiplexer system
    • VSB和/或EVSB多路复用器系统中的PCR抖动减少
    • US07970018B2
    • 2011-06-28
    • US12340962
    • 2008-12-22
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • H04J3/06
    • H04N21/4305H04N21/23608H04N21/242
    • Program clock references in first and second MPEG data streams are re-stamped in accordance with delays introduced into the first and second MPEG data streams. Accordingly, the program clock references in the first MPEG data stream are re-stamped according to a variable delay in the first MPEG data stream, and the program clock references in the second MPEG data stream are re-stamped according to a variable delay in the second MPEG data stream. The re-stamped program clock references in the second MPEG data stream are corrected according to a fixed delay in the second MPEG data stream. The first and second MPEG data streams are multiplexed, and the multiplexed first and second MPEG data streams are transmitted and received.
    • 第一和第二MPEG数据流中的节目时钟参考根据引入第一和第二MPEG数据流的延迟被重新标记。 因此,根据第一MPEG数据流中的可变延迟对第一MPEG数据流中的节目时钟参考进行重新标记,并且根据第二MPEG数据流中的可变延迟对第二MPEG数据流中的节目时钟参考进行重新标记 第二MPEG数据流。 根据第二MPEG数据流中的固定延迟来校正第二MPEG数据流中的重新标记的程序时钟参考。 第一和第二MPEG数据流被复用,并且多路复用的第一和第二MPEG数据流被发送和接收。
    • 4. 发明申请
    • PCR JITTER REDUCTION IN A VSB AND/OR EVSB MULTIPLEXER SYSTEM
    • VSB和/或EVSB多路复用器系统中的PCR抖动减少
    • US20100118934A1
    • 2010-05-13
    • US12635293
    • 2009-12-10
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • H04N11/02
    • H04N21/4305H04N21/23608H04N21/242
    • Program clock references in first and second MPEG data streams are re-stamped in accordance with delays introduced into the first and second MPEG data streams. Accordingly, the program clock references in the first MPEG data stream are re-stamped according to a variable delay in the first MPEG data stream, and the program clock references in the second MPEG data stream are re-stamped according to a variable delay in the second MPEG data stream. The re-stamped program clock references in the second MPEG data stream are corrected according to a fixed delay in the second MPEG data stream. The first and second MPEG data streams are multiplexed, and the multiplexed first and second MPEG data streams are transmitted and received.
    • 第一和第二MPEG数据流中的节目时钟参考根据引入第一和第二MPEG数据流的延迟被重新标记。 因此,根据第一MPEG数据流中的可变延迟对第一MPEG数据流中的节目时钟参考进行重新标记,并且根据第二MPEG数据流中的可变延迟对第二MPEG数据流中的节目时钟参考进行重新标记 第二MPEG数据流。 根据第二MPEG数据流中的固定延迟来校正第二MPEG数据流中的重新标记的程序时钟参考。 第一和第二MPEG数据流被复用,并且多路复用的第一和第二MPEG数据流被发送和接收。
    • 5. 发明申请
    • PCR JITTER REDUCTION IN A VSB AND/OR EVSB MULTIPLEXER SYSTEM
    • VSB和/或EVSB多路复用器系统中的PCR抖动减少
    • US20090096922A1
    • 2009-04-16
    • US12340962
    • 2008-12-22
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • Jin H. KimTimothy G. LaudLay Yee Lim
    • H04N5/04
    • H04N21/4305H04N21/23608H04N21/242
    • Program clock references in first and second MPEG data streams are re-stamped in accordance with delays introduced into the first and second MPEG data streams. Accordingly, the program clock references in the first MPEG data stream are re-stamped according to a variable delay in the first MPEG data stream, and the program clock references in the second MPEG data stream are re-stamped according to a variable delay in the second MPEG data stream. The re-stamped program clock references in the second MPEG data stream are corrected according to a fixed delay in the second MPEG data stream. The first and second MPEG data streams are multiplexed, and the multiplexed first and second MPEG data streams are transmitted and received.
    • 第一和第二MPEG数据流中的节目时钟参考根据引入第一和第二MPEG数据流的延迟被重新标记。 因此,根据第一MPEG数据流中的可变延迟对第一MPEG数据流中的节目时钟参考进行重新标记,并且根据第二MPEG数据流中的可变延迟对第二MPEG数据流中的节目时钟参考进行重新标记 第二MPEG数据流。 根据第二MPEG数据流中的固定延迟来校正第二MPEG数据流中的重新标记的程序时钟参考。 第一和第二MPEG数据流被复用,并且多路复用的第一和第二MPEG数据流被发送和接收。
    • 6. 发明授权
    • Efficient conjugate gradient based channel estimator
    • 基于有效共轭梯度的信道估计器
    • US07409016B2
    • 2008-08-05
    • US10913238
    • 2004-08-06
    • Jin H. KimSerdar Ozen
    • Jin H. KimSerdar Ozen
    • H03D1/00
    • H04L25/0242H04L25/025H04L2025/03605H04L2025/03611
    • In forming a current channel estimate from a received signal y, the received signal y is decoded to form data s, a convolution matrix Ŝis formed from a first portion of the data s, a matrix F1 is formed from a second portion the data s such that the second portion of the data s includes data that is less recent that the data in the first portion of the data s, a matrix F2 is formed from a third portion the data s such that the third portion of the data s includes data that is more recent than the data in the first portion of the data s, a predicted channel estimate hpred is determined, and a conjugate gradient algorithm is performed to determine the current channel estimate. The conjugate gradient algorithm is based on the received signal y, the matrix Ŝ, the matrices F1 and F2, the predicted channel estimate hpred, and a previous channel estimate h1.
    • 在从接收信号y形成当前信道估计时,对接收信号y进行解码以形成数据s,由数据s的第一部分形成的卷积矩阵Sis,形成矩阵F 1 从第二部分数据s使得数据的第二部分包括数据s的第一部分中的数据不太近的数据,矩阵F 2 2从第三部分形成 数据s的部分,使得数据的第三部分s包括比数据s的第一部分中的数据更新的数据,确定预测的信道估计h≠pred, 执行梯度算法以确定当前信道估计。 共轭梯度算法基于接收信号y,矩阵S,矩阵F 1 1和F 2 2,预测的信道估计h 和先前的信道估计h 1< 1>。