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1. 发明专利

JP2013034083A Time division communication restriction system, base station communication device, mobile terminal device, restriction device, method and program 审中-公开
标题翻译：时间通信限制系统，基站通信设备，移动终端设备，限制设备，方法和程序
公开(公告)号：JP2013034083A
公开(公告)日：2013-02-14
申请号：JP2011168912
申请日：2011-08-02
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： MORIYA TAKEHIRO , HARADA NOBORU , KAMAMOTO MASARU , HIWAZAKI YUUSUKE , FUKUI KATSUHIRO
IPC分类号： H04W48/02 , H04M3/00 , H04M3/42
摘要： PROBLEM TO BE SOLVED: To provide a communication system restriction technique capable of suppressing radio wave congestion by preventing a call origination trial by enabling a mobile terminal user whose communication has been restricted to know a next communicable time.SOLUTION: A time division communication restriction system includes a base station communication device and a mobile terminal device for radio communicating with the base station communication device. The base station communication device includes: a first restriction unit for restricting a connection request from the mobile terminal device or a connection request to the mobile terminal device, according to a regulation such that only a mobile terminal device belonging to a group to which a communication time is allocated is communicable with the base station communication device during the allocated time; and a first transmission unit for transmitting regulation information to the mobile terminal device. The mobile terminal device includes: a reception unit for receiving the regulation information; a second restriction unit for restricting radio communication with the base station communication device according to the regulation; and when the radio communication is restricted, a notification unit for notifying so that the user of the mobile terminal device can detect a next communicable time.
摘要翻译：要解决的问题：提供一种能够通过使通信被限制的移动终端用户知道下一个可通信时间来防止呼叫发起试验来抑制无线电波拥塞的通信系统限制技术。解决方案：时分通信限制系统包括基站通信设备和用于与基站通信设备的无线电通信的移动终端设备。基站通信装置包括：第一限制单元，用于根据规定限制来自移动终端设备的连接请求或对移动终端设备的连接请求，使得仅属于具有通信的组的移动终端设备分配的时间在分配的时间内与基站通信设备通信; 以及用于向所述移动终端装置发送规制信息的第一发送单元。移动终端装置包括：接收单元，用于接收限制信息; 第二限制单元，用于根据本规定限制与基站通信设备的无线电通信; 并且当无线电通信被限制时，通知单元用于通知移动终端设备的用户可以检测下一个通信时间。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2012128022A Coding method, decoding method, coding device, decoding device, program, and recording medium 有权
标题翻译：编码方法，解码方法，编码装置，解码装置，程序和记录介质
公开(公告)号：JP2012128022A
公开(公告)日：2012-07-05
申请号：JP2010277180
申请日：2010-12-13
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： MORIYA TAKEHIRO , HARADA NOBORU , HIWAZAKI YUUSUKE , KAMAMOTO MASARU
IPC分类号： G10L19/02
摘要： PROBLEM TO BE SOLVED: To provide a technique for improving, with a small calculation volume, quality of an audio signal produced by coding in a low bit.SOLUTION: A method includes: rearranging samples included in a sample sequence of a frequency region resulting from an audio signal in coding processing, for example, making, as the arranged sample sequence, a result of arranging at least a part of samples included in a sample sequence in a descending or ascending order of absolute values of values corresponding to the samples of a power spectrum envelope coefficient string based on a linear prediction coefficient of the audio signal; coding the sample sequence obtained by the arrangement; in decoding processing, obtaining a sample sequence of a frequency region by decoding an input code sequence; and obtaining the original sample sequence from the obtained sample sequence in accordance with a magnitude relationship of the power spectrum envelope coefficient string.
摘要翻译：要解决的问题：提供一种以较小的计算量来改进以低位编码产生的音频信号的质量的技术。解决方案：一种方法包括：在编码处理中重新排列包含在由音频信号产生的频率区域的样本序列中的样本，例如，将排列的样本序列作为布置样本的至少一部分的结果基于音频信号的线性预测系数，以与功率谱包络系数串的样本对应的值的绝对值的降序或升序包含在采样序列中; 编码通过该排列获得的样本序列; 在解码处理中，通过对输入代码序列进行解码来获得频域的采样序列; 并根据功率谱包络系数串的大小关系从所获得的采样序列获得原始采样序列。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2012088502A Encoding device, decoding device, encoding method, decoding method, and program thereof 有权
标题翻译：编码设备，解码设备，编码方法，解码方法及其程序
公开(公告)号：JP2012088502A
公开(公告)日：2012-05-10
申请号：JP2010234728
申请日：2010-10-19
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： KAMAMOTO MASARU , HARADA NOBORU , MORIYA TAKEHIRO , OMURO NAKA , SASAKI SHIGEAKI , HIWAZAKI YUUSUKE
IPC分类号： G10L19/00 , H03M7/30
摘要： PROBLEM TO BE SOLVED: To provide an encoding technique capable of transmitting more extension layer codes in scalable encoding by effectively utilizing a bit reduction effect by lossless encoding.SOLUTION: In encoding according to the present invention, a digital input signal is scalably encoded to generate a basic layer code and one or more extension layer codes, the basic layer code is losslessly encoded to generate a lossless code, and a combination in which a code amount per unit time is equal to or less than a utilization transmission band and the code amount per unit time is maximum is selected from among plural kinds of combinations of the lossless code and the extension layer codes.
摘要翻译：要解决的问题：提供一种能够通过有效利用无损编码的比特减少效果来在可分级编码中发送更多扩展层编码的编码技术。解决方案：在根据本发明的编码中，数字输入信号被可缩放地编码以产生基本层代码和一个或多个扩展层代码，基本层代码被无损编码以产生无损代码，以及组合从无损代码和扩展层代码的多种组合中选择每单位时间的代码量等于或小于使用传输频带，并且每单位时间的代码量是最大的。版权所有（C）2012，JPO＆INPIT

4. 发明专利

JP2010252146A Encoding method, encoding device, decoding method, decoding device, program, and recording medium 有权
标题翻译：编码方法，编码设备，解码方法，解码设备，程序和记录介质
公开(公告)号：JP2010252146A
公开(公告)日：2010-11-04
申请号：JP2009100697
申请日：2009-04-17
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： HARADA NOBORU , KAMAMOTO MASARU , MORIYA TAKEHIRO
IPC分类号： H03M7/30
摘要： PROBLEM TO BE SOLVED: To achieve compressive and lossless encoding of an acoustical signal encoded by an encoding method in which a unique code word is given to each of the existing two minimum quantization intervals. SOLUTION: At least one of a system of the number of continuous occurrences of one code word A, a system of the number of continuous occurrences of other code word B out of two types of code words, and a system of the number of alternate continuous occurrences of two types of code word is obtained to output the code corresponding to the obtained system of the number of continuous occurrences according to the proportion P of the number of one code words A out of two types code words to the total number of two types of code words about the frame not including code words other than the two types of code words respectively given to two minimum quantization intervals each frame composed of the input code word of the plurality of samples by inputting the code word in which the acoustic signal is encoded by the encoding method to which the unique code word is given to respective existing two minimum quantization intervals. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了实现由编码方法编码的声信号的压缩和无损编码，其中向每个现有的两个最小量化间隔给出唯一的码字。解决方案：连续发生一个代码字A的系统中的至少一个，两种代码字中的其他代码字B的连续出现次数的系统和数字的系统获得两种类型的代码字的替代连续出现，以根据两个类型代码字中的一个代码字A的数量的比例P，输出与获得的连续出现次数相对应的代码到总数关于不包括分别给予两个最小量化间隔的两种代码字的代码字的两种代码字的两种类型的代码字，每个帧由多个样本的输入代码字组成，每个帧通过输入其中的声码信号由编码方法编码，其中给予唯一码字到相应的现有两个最小量化间隔。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2010044305A Encoder, encoding method, encoding program, and recording medium 有权
标题翻译：编码器，编码方法，编码程序和记录介质
公开(公告)号：JP2010044305A
公开(公告)日：2010-02-25
申请号：JP2008209611
申请日：2008-08-18
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： HARADA NOBORU , KAMAMOTO MASARU , MORIYA TAKEHIRO
IPC分类号： G10L19/02 , G10L19/08 , H03M7/30
摘要： PROBLEM TO BE SOLVED: To provide an encoding technology capable of acquiring a high compression rate, while reducing an operation amount. SOLUTION: This encoder is equipped with a sub-frame part, an autocorrelation coefficient calculation part, a linear prediction encoding part, a selection part, and an intermediate calculation result storage part. The autocorrelation coefficient calculation part has a window function processing means and a calculation means. The window function processing means outputs a window signal stream by using a window function wherein both ends are not 1 and a range of 1 exists other than both ends. The calculation means calculates an autocorrelation coefficient from the window signal stream by utilizing an intermediate calculation result when a utilizable intermediate calculation result exists. The calculation means calculates the autocorrelation coefficient to a plurality of kinds of a sub-frame input signal stream, in the order of smallness of the sample number constituting a sub-frame. The intermediate calculation result storage part stores the intermediate calculation result determined by calculation processing by the autocorrelation coefficient calculation part. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供能够获得高压缩率的编码技术，同时减少操作量。解决方案：该编码器配备有子帧部分，自相关系数计算部分，线性预测编码部分，选择部分和中间计算结果存储部分。自相关系数计算部分具有窗函数处理装置和计算装置。窗口函数处理装置通过使用其中两端不是1并且除了两端之外的1的范围存在的窗口函数输出窗口信号流。计算装置在存在可利用的中间计算结果时利用中间计算结果，从窗口信号流计算自相关系数。计算装置按照构成子帧的采样数的小的顺序，计算与多种子帧输入信号流的自相关系数。中间计算结果存储部存储由自相关系数计算部的计算处理确定的中间计算结果。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2009139505A Coding method, decoding method, device using method, program, and recording medium 有权
标题翻译：编码方法，解码方法，使用方法，程序和记录介质的设备
公开(公告)号：JP2009139505A
公开(公告)日：2009-06-25
申请号：JP2007314034
申请日：2007-12-04
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： MORIYA TAKEHIRO , HARADA NOBORU , KAMAMOTO MASARU
IPC分类号： G10L19/00
摘要： PROBLEM TO BE SOLVED: To reduce a code amount by improving efficiency for coding a compressed signal stream.
SOLUTION: The coding method of the invention comprises: a linear prediction step; a quantization step; an output step of corresponding conversion candidates for calculation; a prediction value calculation step; a subtraction step; a coefficient coding step; a residue coding step; and an optimum selection step. The prediction value calculation step converts a second signal stream to a signal stream for calculation, by reversible processing for bringing it close to linear relation with an original signal stream. By using the signal stream for calculation and a quantized linear prediction coefficient, a prediction value stream is determined. A second prediction value stream is determined by compressing an amplitude of the prediction value stream, by reverse processing of the processing for bringing it close to linea relation. The output step of corresponding conversion candidates for calculation determines a candidate of corresponding conversion for calculating conversion in a predetermined process. The optimum selection step selects corresponding conversion for calculation, which minimizes a coding amount in the plurality of candidates of corresponding conversion for calculation. Moreover, information for specifying corresponding conversion for calculation is shared with a decoding side.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过提高对压缩信号流进行编码的效率来减少代码量。解决方案：本发明的编码方法包括：线性预测步骤; 量化步骤; 用于计算的相应转换候选的输出步骤; 预测值计算步骤; 减法步骤系数编码步骤; 残留编码步骤; 和最佳选择步骤。预测值计算步骤通过可逆处理将第二信号流转换为用于计算的信号流，使其与原始信号流接近线性关系。通过使用信号流进行计算和量化的线性预测系数，确定预测值流。通过对使其接近线性关系的处理的反向处理来压缩预测值流的幅度来确定第二预测值流。用于计算的相应转换候选的输出步骤确定用于计算在预定处理中的转换的相应转换的候选。最佳选择步骤选择相应的计算转换，其最小化用于计算的相应转换的多个候选中的编码量。此外，用于指定用于计算的相应转换的信息与解码侧共享。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2008209637A Multichannel signal encoding method, encoding device using it, and program by same method, and recording medium for same program 有权
标题翻译：多通道信号编码方法，使用它编码设备，以及通过相同方法编程，并对同一程序记录介质
公开(公告)号：JP2008209637A
公开(公告)日：2008-09-11
申请号：JP2007045982
申请日：2007-02-26
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： KAMAMOTO MASARU , HARADA NOBORU , MORIYA TAKEHIRO
IPC分类号： G10L19/00 , H03M7/30
摘要： PROBLEM TO BE SOLVED: To improve encoding efficiency. SOLUTION: A PARCOR coefficient and a prediction residual signal are generated from a master channel signal by a linear prediction analysis means 10. The PARCOR coefficient for a slave-channel signal is determined so that a reference value of difference of the slave-channel residual signal and the master channel residual signal may become the smallest, by the linear prediction analysis means 40 using inter-channel correlation, and the residual signal of a slave-channel is generated based on the slave-channel PARCOR coefficient. A residual difference signal is generated by performing subtracting with weight between the master channel residual signal and the slave-channel residual signal by a subtraction processing means with weight 50. By encoding means 20 and 60, the master channel residual signal, the master channel PARCOR coefficient, the slave-channel PARCOR coefficient, the residual difference signal and a weight coefficient are encoded and output. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提高编码效率。解决方案：通过线性预测分析装置10从主通道信号产生PARCOR系数和预测残差信号。确定从频道信号的PARCOR系数，使得从属频道信号的差值的参考值，通过使用信道间相关的线性预测分析装置40，信道残差信号和主信道残差信号可能变得最小，并且基于从信道PARCOR系数产生从信道的残留信号。通过在权重50的减法处理装置之间通过在主信道残差信号和从属信道残差信号之间进行权重的减法来生成残差信号。通过编码装置20和60，主信道残差信号，主信道PARCOR 系数，从通道PARCOR系数，残差信号和权重系数进行编码和输出。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2008175993A Multichannel signal encoding method, encoding device using same, and program by method, and recording medium recording program 有权
标题翻译：多通道信号编码方法，使用相同的编码装置，方法编程和记录中继记录方案
公开(公告)号：JP2008175993A
公开(公告)日：2008-07-31
申请号：JP2007008570
申请日：2007-01-17
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： KAMAMOTO MASARU , HARADA NOBORU , MORIYA TAKEHIRO
IPC分类号： G10L19/00 , H03M7/36
摘要： PROBLEM TO BE SOLVED: To perform more efficient encoding with fewer code amounts in a sub-channel. SOLUTION: A multi-channel encoding method includes: generating a linear prediction coefficient and a prediction residual signal from a main channel signal, deciding a linear prediction coefficient for the sub-channel signal so that the reference value of difference of the residual signal of the sub-channel signal and the residual signal of the main channel can be the smallest, and generating the residual signal of the sub-channel using the linear prediction coefficient of the sub-channel (S3); generating a residual differential signal by applying weighted subtraction to the main channel residual signal and the sub-channel residual signal(S4); and encoding the main channel residual signal, the main channel linear prediction coefficient, the sub channel linear prediction coefficient, the residual differential signal and a weighting factor respectively and outputting them (S5). COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：在子通道中以较少的代码量执行更有效的编码。解决方案：多信道编码方法包括：从主信道信号生成线性预测系数和预测残差信号，确定子信道信号的线性预测系数，使残差的差值的参考值子信道信号和主信道的残差信号可以最小，并且使用子信道的线性预测系数产生子信道的残留信号（S3）; 通过对主信道残差信号和子信道残差信号应用加权减法来产生残余差分信号（S4）; 并分别对主通道残差信号，主通道线性预测系数，子通道线性预测系数，残余差分信号和加权系数进行编码（S5）。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2007279385A Multichannel encoding method, its device, its program and recording medium 有权
标题翻译：多通道编码方法，其设备，程序和记录介质
公开(公告)号：JP2007279385A
公开(公告)日：2007-10-25
申请号：JP2006105574
申请日：2006-04-06
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： MORIYA TAKEHIRO , HARADA NOBORU , KAMAMOTO MASARU
IPC分类号： G10L19/00 , G10L19/02 , H03M7/36
摘要： PROBLEM TO BE SOLVED: To reduce computational quantity for encoding, in the encoding using inter-channel correlations. SOLUTION: A prediction residual code amount estimation section 10k calculates a residual code amount estimation value of a prediction residual signal (a value which has monotonous relation to an absolute value of an amplitude of the prediction residual signal) for each of a plurality of channels. A comparison section 10ma compares the residual code amount estimation value between channels, and a selection section 10mb uses the comparison result to select a channel in which the residual code amount estimation value is less than those of any other channels. Residual encoding section 10n and 10p generates a residual code by encoding the prediction residual signal of the selected channel. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：在使用信道间相关的编码中，为了减少编码的计算量。解决方案：预测残差代码量估计部分10k计算多个预测残差信号（与预测残差信号的幅度的绝对值有单调关系的值）的残差代码量估计值的渠道。比较部分10ma比较通道之间的残留代码量估计值，选择部分10mb使用比较结果来选择残留代码量估计值小于任何其他通道的通道。残余编码部分10n和10p通过对所选频道的预测残差信号进行编码来产生残余码。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2007193294A Prediction delay search method, device using the same, program and recording medium 有权
标题翻译：预测延迟搜索方法，使用该方法的设备，程序和记录介质
公开(公告)号：JP2007193294A
公开(公告)日：2007-08-02
申请号：JP2006161153
申请日：2006-06-09
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： MORIYA TAKEHIRO , HARADA NOBORU , KAMAMOTO MASARU
IPC分类号： G10L19/08
摘要： PROBLEM TO BE SOLVED: To reduce processing time while maintaining long term prediction performance.
SOLUTION: A delay amount-gain calculation section comprises: a selection point evaluation calculating means; an optimum selection point search means; a hierarchical evaluation calculating means; an optimum evaluation value search means; and an output means. The selection point evaluation calculating means calculates an evaluation point (a selection point evaluation value) of a sample point (a selection point) of a selected delay amount. The optimum selection point search means calculates an optimum evaluation value and the selection point (an optimum selection point) from a plurality of selection point evaluation values. The hierarchical evaluation calculating means calculates an evaluation value (a hierarchical evaluation value) at the sample point between the optimum selection point and a selection point adjoining the optimum selection point. The optimum evaluation value search means calculates an optimum evaluation value (an optimum evaluation value) which is optimum and the delay amount from all the selection point evaluation values and the hierarchical evaluation value. The output means sets the delay amount obtaining the optimum evaluation value to the optimum delay amount, and an optimum gain and the optimum delay amount calculated from the optimum evaluation value are output.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：在保持长期预测性能的同时减少处理时间。解决方案：延迟量增益计算部分包括：选择点评估计算装置; 最佳选择点搜索装置; 分级评估计算装置; 最佳评估值搜索装置; 和输出装置。选择点评估计算装置计算所选延迟量的采样点（选择点）的评估点（选择点评估值）。最佳选择点搜索装置从多个选择点评估值计算最佳评估值和选择点（最佳选择点）。分层评价计算装置计算最佳选择点和与最佳选择点相邻的选择点之间的采样点处的评估值（分级评估值）。最佳评价值搜索装置根据所有的选择点评价值和层次评价值，计算最佳的最优评估值（最佳评价值）和延迟量。输出装置将获得最佳评估值的延迟量设定为最佳延迟量，并且输出从最佳评估值计算出的最佳增益和最佳延迟量。版权所有（C）2007，JPO＆INPIT

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