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1. 发明专利

JP2005156740A Encoding device, decoding device, encoding method, decoding method, and program 审中-公开
标题翻译：编码设备，解码设备，编码方法，解码方法和程序
公开(公告)号：JP2005156740A
公开(公告)日：2005-06-16
申请号：JP2003392723
申请日：2003-11-21
申请人： Canon Inc , キヤノン株式会社
发明人： OHORA YASUNORI
IPC分类号： G10L19/00 , G10L11/00 , H03M7/30
摘要： PROBLEM TO BE SOLVED: To obtain an efficient compressing function even for a signal having a wide dynamic range.
SOLUTION: This encoding device has an envelope generating means (2) of generating an envelope of an input signal and an encoding means (4) of encoding the input signal with a necessary number of bits at respective points of the envelope.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：即使对于具有宽的动态范围的信号也能获得有效的压缩功能。解决方案：该编码装置具有产生输入信号的包络的包络线生成装置（2）和在包络的各个点处以必要数量的比特对输入信号进行编码的编码装置（4）。版权所有（C）2005，JPO＆NCIPI

2. 发明专利

JP2004185041A Method and device for dictionary registration 审中-公开
标题翻译：用于字典注册的方法和装置
公开(公告)号：JP2004185041A
公开(公告)日：2004-07-02
申请号：JP2004092782
申请日：2004-03-26
申请人： Canon Inc , キヤノン株式会社
发明人： ASO TAKASHI , OHORA YASUNORI , FUJITA TAKESHI
IPC分类号： G10L13/06 , G10L13/08
摘要： PROBLEM TO BE SOLVED: To easily set various accents without reference to conventional accent types by making it possible to specify an accent of an arbitrary stage at an arbitrary position of a reading of an index word when an accent is registered for an index word of a dictionary.
SOLUTION: A dictionary registration device which registers an index word, a reading, and an accent in the dictionary used for language processing of a speech rule composing device can register an inputted index word character string representing the index word and a reading character string representing a reading corresponding to the index word and set accents at a plurality of positions by the character unit of the reading character string. Here, the accents are set by inserting symbols showing variations of the accents between characters in the reading character string where accents change and a plurality of accent levels are set depending upon the number of inserted symbols.
COPYRIGHT: (C)2004,JPO&NCIPI
摘要翻译：要解决的问题：为了容易地设定各种口音而不参考常规的口音类型，通过使得可以在索引注册口音时在指数字的读取的任意位置指定任意级的重音词典的词。解决方案：在用于语音规则组合装置的语言处理的字典中登记索引字，读取和重音的字典注册装置可以登记表示索引字的输入索引字字符串和读取字符表示与索引词相对应的读数的字符串，并且通过读取字符串的字符单元在多个位置设置重音。这里，通过插入符号来设置重音，该符号表示读取字符串中的字符之间的重音的变化，其中音调改变，并且根据插入的符号的数量来设置多个重音级别。版权所有（C）2004，JPO＆NCIPI

3. 发明专利

JP2005121743A Audio data encoding method, audio data decoding method, audio data encoding system and audio data decoding system 审中-公开
标题翻译：音频数据编码方法，音频数据解码方法，音频数据编码系统和音频数据解码系统
公开(公告)号：JP2005121743A
公开(公告)日：2005-05-12
申请号：JP2003354138
申请日：2003-10-14
申请人： Canon Inc , キヤノン株式会社
发明人： OHORA YASUNORI
IPC分类号： G10L19/00 , G10L19/02
摘要： PROBLEM TO BE SOLVED: To reproduce recorded bit streams without faults even if any frames of the recorded bit streams are accessed. SOLUTION: An analysis bank section 101 divides the notice frame to a high-frequency portion and a low-frequency portion. A high-frequency encoding section 102 encodes the high-frequency portion, a low-frequency encoding section 103 encodes the low-frequency portion, and a multiplexing section 107 writes all of the encoded data of the low-frequency portion into the bits constituting the encoded data of the notice frame and writes the encoded data of the high-frequency portion into the remaining bits. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：即使访问记录的比特流的任何帧，也可以无故障地再现记录的比特流。解决方案：分析组部分101将通知帧划分为高频部分和低频部分。高频编码部分102对高频部分进行编码，低频编码部分103编码低频部分，并且多路复用部分107将低频部分的所有编码数据写入构成通知帧的编码数据，并将高频部分的编码数据写入其余位。版权所有（C）2005，JPO＆NCIPI

4. 发明专利

JP2004158913A Audiovisual processor 审中-公开
公开(公告)号：JP2004158913A
公开(公告)日：2004-06-03
申请号：JP2002320122
申请日：2002-11-01
申请人： Canon Inc , キヤノン株式会社
发明人： OHORA YASUNORI
IPC分类号： H04N5/92 , G10L11/00 , H04N5/91 , H04N7/08 , H04N7/081
摘要： PROBLEM TO BE SOLVED: To satisfactorily reproduce images or sounds from audiovisual data, even if images and sounds in the data are edited by separate tools or files are transformed to other formats.
SOLUTION: Time information embedding means (a video watermark inserter 6 and an audio watermark inserter 11) embed time information in video data and audio data as watermarks to generate video data and audio data, respectively. In the reproduction, the time information are extracted from the video data and the audio data, and the video data and the audio data are arranged in a corresponding relation, based on the extracted time information, thereby synchronizing resulting images with resulting sounds.
COPYRIGHT: (C)2004,JPO

5. 发明专利

JP2010193206A Acoustic field correction method and an acoustic field correction device 有权
标题翻译：声场校正方法和声场修正装置
公开(公告)号：JP2010193206A
公开(公告)日：2010-09-02
申请号：JP2009035814
申请日：2009-02-18
申请人： Canon Inc , キヤノン株式会社
发明人： OHORA YASUNORI
IPC分类号： H03G5/16 , G10K15/00 , H03F3/181 , H04R3/04
CPC分类号： H04S7/301 , H04S7/307 , H04S2420/07
摘要： PROBLEM TO BE SOLVED: To correct the rise of a signal in the frequency range of standing waves. SOLUTION: The acoustic field correction device, which corrects effect of frequency characteristics by indoor standing waves, determines a frequency range in which resonance owing to standing waves occur. It adjusts an attenuation amount of a filter which suppresses the determined frequency range. In this adjustment, adjustment is made to reduce the amount of attenuation at the time of initial rise of the signal in the frequency range of the standing wave. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：纠正驻波频率范围内信号的上升。解决方案：通过室内驻波校正频率特性的影响的声场校正装置确定由于驻波而产生共振的频率范围。它调节抑制所确定的频率范围的滤波器的衰减量。在该调整中，进行调整，以减少在驻波的频率范围内信号的初始上升时的衰减量。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2008185615A Encoding method of variable-length frame, decoding method of variable-length frame, and computer program 审中-公开
标题翻译：可变长度框架的编码方法，可变长度框架的解码方法和计算机程序
公开(公告)号：JP2008185615A
公开(公告)日：2008-08-14
申请号：JP2007016470
申请日：2007-01-26
申请人： Canon Inc , キヤノン株式会社
发明人： OHORA YASUNORI
IPC分类号： G10L19/00 , G10L21/04 , H03M7/30
摘要： PROBLEM TO BE SOLVED: To provide an encoding method of a variable-length frame, for encoding and decoding, with a high compression rate by suppressing variation of a parameter.
SOLUTION: The encoding method of the variable-length frame for generating an encoding unit by a basic parameter and prediction information of the parameter by combining a plurality of frames, comprises: a cycle detecting step in which the cycle of an audio signal is analyzed, a plurality of cycle lengths are determined in a finer unit than a sampling frequency, and candidates of a frame length are detected; a window generating step for generating a window on the basis of the determined cycle length; a parameter generating step for analyzing the parameter of the plurality of frames by applying the window generated in the window generating step; and a coded unit generating step for generating a coded unit by selecting the frame length in which the code amount of the coded unit is the smallest, out of the candidates of the frame lengths which are detected in the cycle detecting step.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：通过抑制参数的变化来提供用于编码和解码的可变长度帧的编码方法，以高压缩率。解决方案：通过组合多个帧，通过基本参数产生编码单元的可变长度帧的编码方法和通过组合多个帧的参数的预测信息，包括：循环检测步骤，其中音频信号的周期分析多个周期长度以比采样频率更精细的单位确定，并且检测帧长度的候选; 窗口生成步骤，用于基于所确定的周期长度来生成窗口; 参数生成步骤，用于通过应用在窗口生成步骤中生成的窗口来分析多个帧的参数; 以及编码单元生成步骤，用于通过在循环检测步骤中检测到的帧长度的候选中选择编码单位的代码量最小的帧长度来生成编码单元。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2005181672A Audio player 审中-公开
标题翻译：音乐播放器
公开(公告)号：JP2005181672A
公开(公告)日：2005-07-07
申请号：JP2003422339
申请日：2003-12-19
申请人： Canon Inc , キヤノン株式会社
发明人： OHORA YASUNORI
IPC分类号： G10L19/02 , G10L19/00
摘要： PROBLEM TO BE SOLVED: To reduce an amount of processing of audio data, which are compression-encoded, during a high speed play-back.
SOLUTION: During the high speed play-back, only intensity stereophonic components are decoded and the decoded data are reproduced with all channels in an audio decoder which is used to reproduce compression-encoded data having audio channels that are equal to or greater than two channels.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了减少在高速播放期间被压缩编码的音频数据的处理量。解决方案：在高速播放期间，仅对强度立体声分量进行解码，并且解码的数据以音频解码器中的所有通道再现，音频解码器用于再现具有等于或大于等于或等于等于或等于的音频通道的压缩编码数据比两个通道。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2004094111A Format discriminating system and format discriminating method 审中-公开
标题翻译：格式识别系统和格式辨别方法
公开(公告)号：JP2004094111A
公开(公告)日：2004-03-25
申请号：JP2002257850
申请日：2002-09-03
申请人： Canon Inc , キヤノン株式会社
发明人： OHORA YASUNORI
IPC分类号： G10L11/00
摘要： PROBLEM TO BE SOLVED: To discriminate format of RAW data of audio.
SOLUTION: The data of audio is inputted (S401) and the square values of the difference between the respective samples is determined by each set of the adjacent two samples. Further, the summation B of the square values of all the sets is determined (S402). Also, the square values of the difference between thr respective samples is determined by each set of the every other two samples and the summation L of the square values of all the sets is determined (S403). The value of B and the value of L are compared (S404) and in the case of B>L, the format of the data of audio is discriminated to be stereo (S405). In the case of B
摘要翻译：要解决的问题：区分音频的RAW数据的格式。
解决方案：输入音频的数据（S401），并且各个样本之间的差的平方值由相邻两个样本的每组确定。此外，确定所有集合的平方值的求和B（S402）。此外，各样本之间的差的平方值由每两个其他两个样本的每组确定，并且确定所有组的平方值的求和（S403）。比较B的值和L的值（S404），在B> L的情况下，将音频数据的格式判断为立体声（S405）。在B

9. 发明专利

JP2008092546A Communications system 有权
标题翻译：通信系统
公开(公告)号：JP2008092546A
公开(公告)日：2008-04-17
申请号：JP2007139527
申请日：2007-05-25
申请人： Canon Inc , キヤノン株式会社
发明人： SAKATA TSUGUHIDE , YAMAMOTO MITSURU , KATOU ICHIROU , OHORA YASUNORI
IPC分类号： H04L12/28 , H04R3/00 , H04R3/12 , H04S5/02 , H04S7/00
CPC分类号： H04L7/041 , H04N21/4307 , H04R27/00 , H04R2420/07 , H04S3/006 , H04S3/008
摘要： PROBLEM TO BE SOLVED: To simplify interconnections themselves by reducing the total number of interconnections of speaker cables and power supply interconnections. SOLUTION: A communications system has a controller for transmitting data to be played back by a plurality of playback devices corresponding to a plurality of channels, and a plurality of adapters required for executing playback by the playback devices. The controller has a setting unit which sets data that should be played back by the playback devices and control information required to control playback of the data in time slots of a synchronous transmission frame, and a transmission unit which transmits the synchronous transmission frame to a plurality of the adapters. Each of the adapters has a receiving unit which receives the synchronous transmission frame transmitted, and a playback control unit which extracts data corresponding to the channel to be played back by the adapter from the synchronous transmission frame, and controls the playback timing of the data, based on the control information that corresponds to the data. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：通过减少扬声器电缆和电源互连的互连的总数来简化互连本身。解决方案：通信系统具有控制器，用于发送由多个频道对应的多个播放装置要播放的数据，以及由播放装置执行播放所需的多个适配器。控制器具有设置单元，其设置回放设备应该重放的数据和控制同步传输帧的时隙中数据的重放所需的控制信息;以及发送单元，其将同步传输帧发送到多个的适配器。每个适配器具有接收发送的同步传输帧的接收单元和从同步传输帧中提取由适配器要播放的频道对应的数据并控制数据的重放定时的重放控制单元，基于与数据对应的控制信息。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2006165800A Image processor and image processing method 审中-公开
标题翻译：图像处理器和图像处理方法
公开(公告)号：JP2006165800A
公开(公告)日：2006-06-22
申请号：JP2004351521
申请日：2004-12-03
申请人： Canon Inc , キヤノン株式会社
发明人： OHORA YASUNORI
IPC分类号： H04N7/01
摘要： PROBLEM TO BE SOLVED: To accurately convert an interlace image signal into a progressive image signal while suppressing an increase in calculation costs.
SOLUTION: An inter-line mapping relationship between a top field and a bottom field is obtained as a warping curve by a dynamic programming, and the line of the bottom field is corrected based on the warping curve. A progressive image signal is formed from the corrected bottom field line and the top field line, so that the occurrence of, for example, a comb-shaped artifact can be reduced.
COPYRIGHT: (C)2006,JPO&NCIPI

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