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41. 发明申请

US20050169129A1 Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error 有权
标题翻译：用于检测伺服误差的方法，其装置，保持伺服误差信号质量的盘，控制盘记录/重放装置伺服的方法，检测跟踪误差的方法以及检测倾斜误差的方法
公开(公告)号：US20050169129A1
公开(公告)日：2005-08-04
申请号：US11095481
申请日：2005-04-01
申请人： Seong-sin Joo , In-sik Park , Byung-in Na , Chong-sam Chung , Jang-hoon Yoo , Jung-wan Ko , Kyung-geun Lee , Joong-eon Seo
发明人： Seong-sin Joo , In-sik Park , Byung-in Na , Chong-sam Chung , Jang-hoon Yoo , Jung-wan Ko , Kyung-geun Lee , Joong-eon Seo
IPC分类号： G11B7/24 , G11B7/00 , G11B7/007 , G11B7/09 , G11B7/095 , G11B20/12 , G11B21/10
CPC分类号： G11B7/00718 , G11B7/0901 , G11B7/0938 , G11B7/0941 , G11B7/0956
摘要： An apparatus for recording data on and reproducing data from the disk in which a recording area is divided into sectors, includes a reproducing signal generator for generating a reproducing signal including sum signals V1 and V2 of radial pairs, a sum signal RF_sum, and a push-pull signal RF_pp from an optical signal reflected from the disk, a header area detector for generating a header area signal including a header area from the reproducing signal, a first synchronous signal level detector for detecting a magnitude Ivfo1 of a first synchronous signal in the first header by being synchronized with the header area signal, a second synchronous signal level detector for detecting a magnitude Ivfo3 of a second synchronous signal in the second header by being synchronized with the header area signal, and a balance calculator for calculating the balance of the magnitude Ivfo1 and the magnitude Ivfo3.
摘要翻译：一种用于在盘中将数据记录在数据上并将数据从记录区域划分成扇区的装置，包括一个再现信号发生器，用于产生包括径向对的和信号V 1和V 2的再现信号，和信号RF_sum和来自从盘反射的光信号的推挽信号RF_pp，用于产生包含来自再现信号的标题区的标题区信号的标题区检测器，用于检测第一同步信号的幅度Ivfo1的第一同步信号电平检测器信号通过与标题区域信号同步在第一标题中;第二同步信号电平检测器，用于通过与标题区域信号同步来检测第二标题中的第二同步信号的幅度Ivfo 3;以及平衡计算器，用于计算幅度Ivfo 1和幅度Ivfo 3的平衡。

42. 发明授权

US06721243B2 METHOD FOR DETECTING SERVO ERROR, APPARATUS THEREFOR, DISK WHICH MAINTAINS QUALITY OF SERVO ERROR SIGNAL, METHOD OF CONTROLLING SERVO OF DISK RECORDING/REPRODUCING APPARATUS, METHOD OF DETECTING TRACKING ERROR, AND METHOD OF DETECTING TILT ERROR 有权
标题翻译：用于检测服务器错误的方法，其装置，维护伺服错误信号质量的磁盘，控制磁盘记录/再现装置的服务的方法，检测跟踪错误的方法和检测倾斜错误的方法
公开(公告)号：US06721243B2
公开(公告)日：2004-04-13
申请号：US10378904
申请日：2003-03-05
申请人： Seong-sin Joo , In-sik Park , Byung-in Ma , Chong-sam Chung , Jang-hoon Yoo , Jung-wan Ko , Kyung-geun Lee , Joong-eon Seo
发明人： Seong-sin Joo , In-sik Park , Byung-in Ma , Chong-sam Chung , Jang-hoon Yoo , Jung-wan Ko , Kyung-geun Lee , Joong-eon Seo
IPC分类号： G11B700
CPC分类号： G11B7/00718 , G11B7/0901 , G11B7/0938 , G11B7/0941 , G11B7/0956
摘要： A method of detecting a servo error, an apparatus therefor, a disk which maintains quantity of a servo error signal, a method of controlling a servo of an apparatus for recording data on and reproducing data from a disk, a method of detecting the tracking error, and a method of detecting tilt error of the apparatus. The apparatus for recording data on and reproducing data from the disk in which a recording area is divided into sectors, each sector has a header for indicating an address, each header has a first header and a second header which are recorded to deviate from the center of the track in opposite directions, and the first header and the second header have address areas in which the addresses of sectors are recorded and synchronous signal areas in which synchronous signals for detecting the address signals recorded in the address area are recorded. As a result, it is possible for the recording/reproducing apparatus to stably control a servo therein and maintain an optimal recording/reproducing state since the apparatus for detecting the servo error correctly detects the servo error state of the disk.
摘要翻译：一种检测伺服误差的方法，其装置，保持伺服误差信号量的盘，控制用于从盘记录数据和从盘再现数据的装置的伺服的方法，检测跟踪误差的方法以及检测装置的倾斜误差的方法。用于在盘中记录数据并从其再现数据的装置，其中记录区被划分为扇区，每个扇区具有用于指示地址的标题，每个标题具有被记录为偏离中心的第一标题和第二标题并且第一标题和第二标题具有其中记录了扇区的地址的地址区域和记录了用于检测记录在地址区域中的地址信号的同步信号的同步信号区域。结果，由于用于检测伺服误差的装置正确地检测到盘的伺服错误状态，所以记录/再现装置可以稳定地控制其中的伺服并保持最佳的记录/再现状态。

43. 发明授权

US06631110B1 Adaptive writing method for high-density optical recording apparatus and circuit thereof 有权
标题翻译：高密度光记录装置的自适应写入方法及其电路
公开(公告)号：US06631110B1
公开(公告)日：2003-10-07
申请号：US09359128
申请日：1999-07-23
申请人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo Kim , Kyung-geun Lee , Myeong-ho Cho , Chang-jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
发明人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo Kim , Kyung-geun Lee , Myeong-ho Cho , Chang-jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
IPC分类号： G11B700
CPC分类号： G11B7/0062 , G11B7/0045 , G11B7/00718 , G11B7/126 , G11B7/1263 , G11B20/10009 , G11B20/1403
摘要： An adaptive writing method of a high-density optical recording apparatus and a circuit thereof. The circuit includes a discriminator for discriminating a magnitude of a present mark of input NRZI data and magnitudes of leading and/or trailing spaces of the input NRZI data, a generator for controlling the waveform of a write pulse in accordance with the magnitude of the present mark of the input NRZI data and the magnitudes of the leading and/or trailing spaces of the input NRZI data to generate an adaptive write pulse, and a driver for driving a light source by converting the adaptive write pulse into a current signal in accordance with driving power levels for respective channels of the adaptive write pulse. The widths of the first and/or last pulses of the write pulse waveform are varied in accordance with the magnitude of the present mark of input NRZI data and the magnitude of the leading and/or trailing spaces, thereby minimizing jitter to enhance system reliability and performance.
摘要翻译：一种高密度光记录装置的自适应写入方法及其电路。该电路包括鉴别器，用于鉴别输入NRZI数据的当前标记的大小和输入的NRZI数据的前导和/或尾部空间的大小，根据本发明的幅度控制写入脉冲的波形的发生器输入NRZI数据的标记和输入NRZI数据的前导和/或尾部空间的大小以产生自适应写入脉冲;以及驱动器，用于通过将自适应写入脉冲转换为电流信号来驱动光源驱动自适应写入脉冲的各个通道的功率电平。写入脉冲波形的第一和/或最后脉冲的宽度根据输入NRZI数据的当前标记的大小和前导和/或尾随空格的幅度而变化，由此最小化抖动以增强系统可靠性，性能。

44. 发明授权

US06469979B1 METHOD FOR DETECTING SERVO ERROR, APPARATUS THEREFOR, DISK WHICH MAINTAINS QUALITY OF SERVO ERROR SIGNAL, METHOD OF CONTROLLING SERVO OF DISK RECORDING/REPRODUCING APPARATUS, METHOD OF DETECTING TRACKING ERROR, AND METHOD OF DETECTING TILT ERROR 有权
公开(公告)号：US06469979B1
公开(公告)日：2002-10-22
申请号：US09385415
申请日：1999-08-30
申请人： Seong-sin Joo , In-sik Park , Byung-in Ma , Chong-sam Chung , Jang-hoon Yoo , Jung-wan Ko , Kyung-geun Lee , Joong-eon Seo
发明人： Seong-sin Joo , In-sik Park , Byung-in Ma , Chong-sam Chung , Jang-hoon Yoo , Jung-wan Ko , Kyung-geun Lee , Joong-eon Seo
IPC分类号： G11B700
CPC分类号： G11B7/00718 , G11B7/0901 , G11B7/0938 , G11B7/0941 , G11B7/0956
摘要： A method of detecting a servo error, an apparatus therefor, a disk which maintains quantity of a servo error signal, a method of controlling a servo of an apparatus for recording data on and reproducing data from a disk, a method of detecting the tracking error, and a method of detecting tilt error of the apparatus. The apparatus for recording data on and reproducing data from the disk in which a recording area is divided into sectors, each sector has a header for indicating an address, each header has a first header and a second header which are recorded to deviate from the center of the track in opposite directions, and the first header and the second header have address areas in which the addresses of sectors are recorded and synchronous signal areas in which synchronous signals for detecting the address signals recorded in the address area are recorded, includes a reproducing signal generator for generating a reproducing signal including sum signals V1 and V2 of radial pairs, a sum signal RF_sum, and a push-pull signal RF_pp from an optical signal reflected from the disk, a header area detector for generating a header area signal including a header area from the reproducing signal received from the reproducing signal generator, a first synchronous signal level detector for receiving the output of the reproducing signal generator and detecting a magnitude Ivfo1 of a first synchronous signal in the first header by being synchronized with the header area signal received from the header area detector, a second synchronous signal level detector for receiving the output of the reproducing signal generator and detecting a magnitude Ivfo3 of a second synchronous signal in the second header by being synchronized with the header area signal received from the header area detector, and a balance calculator for calculating the balance of the magnitude Ivfo1 of the first synchronous signal detected by the first synchronous signal level detector and the magnitude Ivfo3 of the second synchronous signal detected by the second synchronous signal level detector. As a result, it is possible for the recording/reproducing apparatus to stably control a servo therein and maintain an optimal recording/reproducing state since the apparatus for detecting the servo error correctly detects the servo error state of the disk.

45. 发明授权

US08315138B2 Adaptive writing method for high-density optical recording apparatus and circuit thereof 有权
标题翻译：高密度光记录装置的自适应写入方法及其电路
公开(公告)号：US08315138B2
公开(公告)日：2012-11-20
申请号：US13107404
申请日：2011-05-13
申请人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo Kim , Kyung-geun Lee , Myeong-ho Cho , Chang-Jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
发明人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo Kim , Kyung-geun Lee , Myeong-ho Cho , Chang-Jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
IPC分类号： G11B7/00
CPC分类号： G11B7/00456 , G11B7/0062 , G11B7/00718 , G11B7/126 , G11B7/1267 , G11B20/10009
摘要： An apparatus configured to write input data on an optical recording medium using a write pulse waveform including a first pulse, a last pulse and a multi-pulse train is provided. The apparatus includes a discriminator configured to discriminate a magnitude of a present mark, a magnitude of a leading space, and a magnitude of a trailing space from the input data, a write waveform controller configured to control the write pulse waveform based on a grouping table, the grouping table being configured to store rising edge data of the first pulse of the write pulse waveform grouped in corresponding pulse groups according to magnitudes of a plurality of present marks and magnitudes of a plurality of spaces adjacent to the plurality of present marks, the write pulse waveform being controlled to generate an adaptive write pulse waveform by varying a position of a rising edge of a first pulse of the mark to be written according to at least the magnitudes of the present mark and the leading space, and a processor configured to process the input data on the optical recording medium using the adaptive write pulse waveform. The discriminator is further configured to apply the magnitude of the present mark, the magnitude of the leading space, and the magnitude of the trailing space to the write waveform controller. The width of the first pulse is varied by varying the position of the rising edge.
摘要翻译：提供一种被配置为使用包括第一脉冲，最后脉冲和多脉冲串的写入脉冲波形在光学记录介质上写入输入数据的装置。该装置包括：鉴别器，被配置为从输入数据中鉴别当前标记的大小，前导空间的大小和尾随空间的大小;写入波形控制器，被配置为基于分组表来控制写入脉冲波形所述分组表被配置为根据与所述多个当前标记相邻的多个当前标记和多个空间的幅度的大小来存储分组在相应的脉冲组中的写入脉冲波形的第一脉冲的上升沿数据，写入脉冲波形被控制以通过至少根据当前标记和前导空间的大小改变要写入的标记的第一脉冲的上升沿的位置来产生自适应写入脉冲波形，并且处理器被配置为使用自适应写入脉冲波形处理光学记录介质上的输入数据。鉴别器进一步被配置为将当前标记的幅度，前导空间的幅度和尾部空间的大小应用于写入波形控制器。通过改变上升沿的位置来改变第一脉冲的宽度。

46. 发明授权

US08233908B2 Method and apparatus to dynamically select a frequency between basic service sets in a same channel 有权
标题翻译：在相同信道中动态选择基本服务集之间的频率的方法和装置
公开(公告)号：US08233908B2
公开(公告)日：2012-07-31
申请号：US11684238
申请日：2007-03-09
申请人： Kyung-ik Cho , Seong-sin Joo
发明人： Kyung-ik Cho , Seong-sin Joo
IPC分类号： H04W72/00
CPC分类号： H04W16/14 , H04W84/12 , H04W92/02 , H04W92/20
摘要： A method and an apparatus to perform efficient dynamic frequency selection between basic service sets in the same channel for wireless LAN using a 5 gigahertz frequency band. Provided also are a method and an apparatus to perform efficient channel selection corresponding to basic service sets in the same channel regardless of negotiation capability of a second device by performing negotiation corresponding to a channel to be used by a first device and a channel to be used by a second device and selecting a channel to be used by the first device based on a negotiation result.
摘要翻译：一种用于在使用5千兆赫兹频带的无线LAN的同一信道中的基本服务集之间进行有效的动态频率选择的方法和装置。还提供了一种方法和装置，用于通过执行与要由第一设备使用的信道和要使用的信道相对应的协商来执行与相同信道中的基本服务集相对应的有效信道选择，而不管第二设备的协商能力如何并且基于协商结果来选择要由第一设备使用的信道。

47. 发明申请

US20110286318A1 ADAPTIVE WRITING METHOD FOR HIGH-DENSITY OPTICAL RECORDING APPARATUS AND CIRCUIT THEREOF 有权
标题翻译：适用于高密度光记录装置及其电路的自适应写入方法
公开(公告)号：US20110286318A1
公开(公告)日：2011-11-24
申请号：US13107240
申请日：2011-05-13
申请人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo KIM , Kyung-geun Lee , Myeong-ho Cho , Chang-Jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
发明人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo KIM , Kyung-geun Lee , Myeong-ho Cho , Chang-Jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
IPC分类号： G11B20/10
CPC分类号： G11B7/00456 , G11B7/0062 , G11B7/00718 , G11B7/126 , G11B7/1267 , G11B20/10009
摘要： An optical recording medium is provided, the optical recording medium including a plurality of zones respectively corresponding to width data of first and/or last pulses of an adaptive write pulse waveform stored in a grouping table, the grouping table being configured to group a magnitude of a present mark of input data and magnitudes of leading and/or trailing spaces of the present mark into a short pulse group, a middle pulse group, and a long pulse group using grouping pointers, store data configured to calculate a width of a write pulse, an adaptive write pulse being generated in response to the calculated width, generate the adaptive write pulse waveform by varying a position of a rising edge of a first pulse of a mark to be written according to the magnitudes of the present mark and the leading space, the adaptive write pulse waveform being generated without regard for the trailing space of the present mark being written using the adaptive write pulse waveform, the adaptive write pulse being configured to correspond to the adaptive write pulse waveform, and store rising edge data of the first pulse of the adaptive write pulse waveform varying according to corresponding stored values of lengths of marks to be written. A width of the first pulse is varied by varying the position of the rising edge.
摘要翻译：提供一种光学记录介质，所述光学记录介质包括分别对应于存储在分组表中的自适应写脉冲波形的第一和/或最后脉冲的宽度数据的多个区域，所述分组表被配置为将使用分组指针将当前标记的输入数据和前导和/或尾随空格的大小的当前标记写入短脉冲组，中脉冲组和长脉冲组，存储被配置为计算写脉冲宽度的数据响应于所计算出的宽度产生自适应写入脉冲，通过根据当前标记和前导空间的大小改变要写入的标记的第一脉冲的上升沿的位置来产生自适应写脉冲波形自适应写入脉冲波形在不考虑使用自适应写入脉冲波形写入的当前标记的尾部空间的情况下产生，自适应写入 e脉冲被配置为对应于自适应写入脉冲波形，并且存储自适应写脉冲波形的第一脉冲的上升沿数据根据相应的待写入标记长度的存储值而变化。通过改变上升沿的位置来改变第一脉冲的宽度。

48. 发明授权

US07986610B2 Adaptive writing method for high-density optical recording apparatus and circuit thereof 有权
标题翻译：高密度光记录装置的自适应写入方法及其电路
公开(公告)号：US07986610B2
公开(公告)日：2011-07-26
申请号：US12122912
申请日：2008-05-19
申请人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo Kim , Kyung-geun Lee , Myeong-ho Cho , Chang-jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
发明人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo Kim , Kyung-geun Lee , Myeong-ho Cho , Chang-jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
IPC分类号： G11B7/00
CPC分类号： G11B7/00456 , G11B7/0062 , G11B7/00718 , G11B7/126 , G11B7/1267 , G11B20/10009
摘要： An adaptive writing method of a high-density optical recording apparatus and a circuit thereof. The circuit includes a discriminator for discriminating a magnitude of a present mark of input NRZI data and magnitudes of leading and/or trailing spaces of the input NRZI data, a generator for controlling the waveform of a write pulse in accordance with the magnitude of the present mark of the input NRZI data and the magnitudes of the leading and/or trailing spaces of the input NRZI data to generate an adaptive write pulse, and a driver for driving a light source by converting the adaptive write pulse into a current signal in accordance with driving power levels for respective channels of the adaptive write pulse. The widths of the first and/or last pulses of the write pulse waveform are varied in accordance with the magnitude of the present mark of input NRZI data and the magnitude of the leading and/or trailing spaces, thereby minimizing jitter to enhance system reliability and performance.
摘要翻译：一种高密度光记录装置的自适应写入方法及其电路。该电路包括鉴别器，用于鉴别输入NRZI数据的当前标记的大小和输入的NRZI数据的前导和/或尾部空间的大小，根据本发明的幅度控制写入脉冲的波形的发生器输入NRZI数据的标记和输入NRZI数据的前导和/或尾部空间的大小以产生自适应写入脉冲，以及驱动器，用于通过将自适应写入脉冲转换为电流信号来驱动光源驱动自适应写入脉冲的各个通道的功率电平。写入脉冲波形的第一和/或最后脉冲的宽度根据输入NRZI数据的当前标记的大小和前导和/或尾随空格的幅度而变化，由此最小化抖动以增强系统可靠性，性能。

49. 发明申请

US20090015662A1 METHOD AND APPARATUS FOR ENCODING AND DECODING STEREOSCOPIC IMAGE FORMAT INCLUDING BOTH INFORMATION OF BASE VIEW IMAGE AND INFORMATION OF ADDITIONAL VIEW IMAGE 审中-公开
标题翻译：用于编码和解码立体图像格式的方法和装置，包括基本视图图像的两个信息和附加视图图像的信息
公开(公告)号：US20090015662A1
公开(公告)日：2009-01-15
申请号：US12163245
申请日：2008-06-27
申请人： Yong-tae Kim , Jae-seung Kim , Seong-sin Joo , Dae-sik Kim
发明人： Yong-tae Kim , Jae-seung Kim , Seong-sin Joo , Dae-sik Kim
IPC分类号： H04N13/00
CPC分类号： H04N19/593 , H04N13/286 , H04N19/30 , H04N19/597 , H04N2013/0081
摘要： Provided are a method and apparatus for encoding and decoding a stereoscopic image format. The method includes generating a combined image by combining a base view image and an additional view image, generating a depth map between the base view image and the additional view image, generating a first YUV format using the combined image, and generating a second YUV format using the depth map.
摘要翻译：提供了一种用于对立体图像格式进行编码和解码的方法和装置。该方法包括通过组合基本视图图像和附加视图图像来生成组合图像，在基本视图图像和附加视图图像之间生成深度图，使用组合图像生成第一YUV格式，以及生成第二YUV格式使用深度图。

50. 发明授权

US07391698B2 Adaptive writing method for high-density optical recording apparatus and circuit thereof 有权
标题翻译：高密度光记录装置的自适应写入方法及其电路
公开(公告)号：US07391698B2
公开(公告)日：2008-06-24
申请号：US11432473
申请日：2006-05-12
申请人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo Kim , Kyung-geun Lee , Myeong-ho Cho , Chang-jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
发明人： Jin-gyo Seo , Seong-sin Joo , Du-seop Yoon , Myung-do Roh , Yong-jin Ahn , Seoung-soo Kim , Kyung-geun Lee , Myeong-ho Cho , Chang-jin Yang , Jong-kyu Kim , Sung-ro Ko , Tatsuhiro Ohtsuka
IPC分类号： G11B7/0045
CPC分类号： G11B7/00456 , G11B7/0062 , G11B7/00718 , G11B7/126 , G11B7/1267 , G11B20/10009
摘要： An adaptive writing method of a high-density optical recording apparatus and a circuit thereof. The circuit includes a discriminator for discriminating a magnitude of a present mark of input NRZI data and magnitudes of leading and/or trailing spaces of the input NRZI data, a generator for controlling the waveform of a write pulse in accordance with the magnitude of the present mark of the input NRZI data and the magnitudes of the leading and/or trailing spaces of the input NRZI data to generate an adaptive write pulse, and a driver for driving a light source by converting the adaptive write pulse into a current signal in accordance with driving power levels for respective channels of the adaptive write pulse. The widths of the first and/or last pulses of the write pulse waveform are varied in accordance with the magnitude of the present mark of input NRZI data and the magnitude of the leading and/or trailing spaces, thereby minimizing jitter to enhance system reliability and performance.
摘要翻译：一种高密度光记录装置的自适应写入方法及其电路。该电路包括鉴别器，用于鉴别输入NRZI数据的当前标记的大小和输入的NRZI数据的前导和/或尾部空间的大小，根据本发明的幅度控制写入脉冲的波形的发生器输入NRZI数据的标记和输入NRZI数据的前导和/或尾部空间的大小以产生自适应写入脉冲;以及驱动器，用于通过将自适应写入脉冲转换为电流信号来驱动光源驱动自适应写入脉冲的各个通道的功率电平。写入脉冲波形的第一和/或最后脉冲的宽度根据输入NRZI数据的当前标记的大小和前导和/或尾随空格的幅度而变化，由此最小化抖动以增强系统可靠性，性能。

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