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    • 1. 发明专利
    • Power utilization adjustment device, system and program
    • 电力利用调整装置,系统和程序
    • JP2012196055A
    • 2012-10-11
    • JP2011058224
    • 2011-03-16
    • Toshiba Corp株式会社東芝
    • FURUTA KENICHIROYAMANAKA SHINJIKOMANO YUICHIITO SATOSHITOYAMA HARUHIKOKAMIBAYASHI TATSUSAKUMA MASATAKEAISU HIDEYUKI
    • H02J3/00H02J13/00
    • PROBLEM TO BE SOLVED: To provide a power utilization adjustment device capable of adjusting power utilization while protecting privacy of a consumer, a system and a program.SOLUTION: The power utilization adjustment device of an embodiment comprises: a reception part; a generation part; an adjustment part; and a broadcasting part. The reception part receives consumer prediction information indicating a power utilization amount for a time zone from a plurality of consumer devices each provided for a consumer with transmission sources of the prediction information being unidentifiable. The generation part generates identification information of the prediction information on the basis of the received prediction information. The adjustment part adjusts, under a condition in which the prediction information having the same identification information is subjected to the same adjustment, at least a part of the prediction information of plural pieces of prediction information. The broadcasting part broadcasts the adjustment information indicating an adjustment result together with the identification information of the adjusted prediction information to the plurality of consumer devices.
    • 要解决的问题:提供一种能够在保护消费者,系统和程序的隐私的同时调整电力利用的电力利用调节装置。 解决方案:一个实施例的功率利用调节装置包括:接收部分; 一代 调整部分; 和广播部分。 所述接收部件接收消费者预测信息,所述消费者预测信息表示来自针对消费者的多个消费者设备的时区的功率利用量,所述消费者具有所述预测信息的传输源是不可识别的。 生成部基于接收的预测信息生成预测信息的识别信息。 在具有相同标识信息的预测信息进行相同调整的条件下,调整部分调整多条预测信息的预测信息的至少一部分。 广播部分将指示调整结果的调整信息与调整后的预测信息的识别信息一起广播到多个消费者设备。 版权所有(C)2013,JPO&INPIT
    • 2. 发明专利
    • Power utilization adjustment device, system and program
    • 电力利用调整装置,系统和程序
    • JP2012196053A
    • 2012-10-11
    • JP2011058178
    • 2011-03-16
    • Toshiba Corp株式会社東芝
    • FURUTA KENICHIROKOMANO YUICHIYAMANAKA SHINJIAISU HIDEYUKI
    • H02J3/00G06Q50/06H02J13/00
    • PROBLEM TO BE SOLVED: To provide a power utilization adjustment device capable of adjusting power utilization while protecting privacy of a consumer, a system and a program.SOLUTION: The power utilization adjustment device of an embodiment comprises: a first reception part; a group dividing part; a first transmission part; a second reception part; an adjustment part; and a second transmission part. The first reception part receives conversion information from a plurality of consumer devices. The group dividing part divides the plurality of consumer device into groups. The first transmission part transmits group information to an information processor. The second reception part receives total difference information from the information processor. The adjustment part generates total prediction information which is difference between total of conversion information for each group and the total difference information and adjusts such that all of a power utilization amount for one time zone is shifted to another time zone. The second transmission part transmits the adjusted information to a plurality of consumer devices belonging to the group for which the total prediction information is adjusted.
    • 要解决的问题:提供一种能够在保护消费者,系统和程序的隐私的同时调整电力利用的电力利用调节装置。 解决方案:实施例的功率利用调整装置包括:第一接收部; 一组分割部分; 第一传输部分; 第二接收部分; 调整部分; 和第二传输部分。 第一接收部分从多个消费者设备接收转换信息。 组分割部分将多个消费者设备分成组。 第一传输部分将组信息发送到信息处理器。 第二接收部分从信息处理器接收总差值信息。 调整部生成作为各组的转换信息的总和与总差分信息的差的总预测信息,并进行调整,使得一个时区的全部功率利用量向另一个时间带移动。 第二发送部分将调整后的信息发送给属于调整了总预测信息的组的多个消费者装置。 版权所有(C)2013,JPO&INPIT
    • 3. 发明专利
    • Quantum circuit, quantum error correcting apparatus and quantum error correction method
    • 量子电路,量子误差校正装置和量子误差校正方法
    • JP2006279889A
    • 2006-10-12
    • JP2005100036
    • 2005-03-30
    • Toshiba Corp株式会社東芝
    • FURUTA KENICHIRO
    • H03M13/01G06F11/10
    • PROBLEM TO BE SOLVED: To reduce the scale of a quantum circuit by decreasing the number of gates to be used for decoding, and to improve efficiency in quantum error correction.
      SOLUTION: A quantum circuit is disclosed for converting each of queue bits of codeword information resulting from encoding transmission word information into a state represented with a tensor product of queue bits in a state in which the queue bits overlap with queue bits of the transmission word information. The quantum circuit is provided with: a base discrimination circuit 121 which includes a plurality of control NOT gates each defining the specific queue bit of the codeword information as a target queue bit and defining queue bits other than the specific queue bit as control queue bits and outputs base discrimination information to the specific queue bit; and an entanglement cancel circuit 122 which includes a plurality of control NOT gates each defining the specific queue bit as a control queue bit and defining queue bits other than the specific queue bit as target queue bits and outputs the transmission word information to the specific queue bit.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:通过减少用于解码的门数来减小量子电路的规模,并提高量子纠错的效率。 解决方案:公开了一种量子电路,用于将队列比特与队列比特重叠的状态转换成在发送字信息编码中产生的码字信息的每个队列比特到由队列比特的张量积表示的状态 传输单词信息。 量子电路设置有:基本鉴别电路121,其包括多个控制非门,每个控制非门将码字信息的特定队列位定义为目标队列位,并将除特定队列位之外的队列位定义为控制队列位, 将基本鉴别信息输出到特定队列位; 以及纠缠消除电路122,其包括多个控制非门,每个控制非门定义特定队列位作为控制队列位,并且将特定队列位之外的队列位定义为目标队列位,并将传输字信息输出到特定队列位 。 版权所有(C)2007,JPO&INPIT
    • 4. 发明专利
    • Authority change device, preparation device, and program
    • 授权变更设备,准备设备和程序
    • JP2013196325A
    • 2013-09-30
    • JP2012062290
    • 2012-03-19
    • Toshiba Corp株式会社東芝
    • FURUTA KENICHIROITO SATOSHITOYAMA HARUHIKOISOZAKI HIROSHIASANO TOSHIAKI
    • G06F21/62G06F12/00
    • G06F21/604
    • PROBLEM TO BE SOLVED: To provide an authority change device in which authorities of objects in a geometrical relations can be changed collectively without producing inconsistency.SOLUTION: An authority change device according to the embodiment includes a logical formula storage part, a table storage part, a fist determination part, a second determination part, and a change part. A first authority is defined by a first combination of first to third items, and a second authority is defined by a second combination of first to third items. The logical formula storage part stores a logical formula which derives, on the basis of the first item and the second item, enablement, disablement, or unknownness of change from the first authority to the second authority. The table storage part stores a first table in which enablement or disablement of change from the first authority to the second authority is defined on the basis of a pattern in which is unclear as to enablement or disablement of the change, and the third item. The first determination part determines, by using the logical formula, enablement, disablement, or unknownness of change from the first authority to the second authority. When the determination is unknownness, the second determination part determines, by using the first table, enablement or disablement of the change from the first authority to the second authority. The change part changes, when the determination is enablement, the first authority to the second authority.
    • 要解决的问题:提供一种权限改变装置,其中可以集体地改变几何关系中的对象的权限,而不会产生不一致。解决方案:根据实施例的权限更改装置包括逻辑公式存储部分,表存储部分, 第一确定部,第二确定部和变化部。 第一权限由第一至第三项的第一组合定义,第二权限由第一至第三项的第二组合定义。 逻辑公式存储部存储根据第一项和第二项导出从第一权限到第二权限的变更的启用,禁用或未知数的逻辑公式。 表存储部存储第一表,其中基于对变化的启用或禁用不清楚的模式以及第三项来定义从第一权限到第二权限的改变的允许或禁止。 第一确定部分通过使用逻辑公式来确定从第一权限到第二权限的改变的启用,禁用或未知数。 当确定是不明确时,第二确定部通过使用第一表来确定从第一权限到第二权限的改变的启用或禁用。 变更部分的变化,当确定是启用时,第一个授权给第二个权威。
    • 5. 发明专利
    • Representation converting apparatus, arithmetic apparatus, representation converting method, and program
    • 代表转换装置,算术装置,代表转换方法和程序
    • JP2013145410A
    • 2013-07-25
    • JP2013094539
    • 2013-04-26
    • Toshiba Corp株式会社東芝
    • YONEMURA TOMOKOMURATANI HIROBUMIOKUMA KENJIIKEDA HANAEISOTANI YASUTOMOFURUTA KENICHIROHANATANI KIICHI
    • G09C1/00
    • PROBLEM TO BE SOLVED: To provide a representation converting technique which enables, even with the order being a prime number, conversion from an affine representation representing an algebraic torus T(F) to a projective representation representing an algebraic torus T(F), and can reduce a processing load of arithmetic processes performed after the conversion.SOLUTION: An acquiring unit 101 acquires: members (c, c) of an algebraic torus T(F) represented by an affine representation; a system parameter w that determines a modulus of a quadratic extension; and a system parameter δ that determines a modulus of a cubic extension. Using (c0, c1), w and δ, a multiplying unit 102 performs multiplication determined by: a condition under which the members (c, c) are included in an algebraic torus T(F); the modulus and a base of the quadratic extension; and the modulus and a base of the cubic extension. An adding/subtracting unit 103 performs addition by use of a result of the multiplication performed by the multiplying unit 102. An output unit 104 outputs members of an algebraic torus T(F) represented by a projective representation.
    • 要解决的问题:提供一种表示转换技术,即使以顺序为素数,也可以将表示代数环面T(F)的仿射表示转换为表示代数环面T(F)的投影表示,以及 可以减少转换后执行的算术处理的处理负荷。解决方案:获取单元101获取由仿射表示表示的代数环面T(F)的成员(c,c) 确定二次扩展的模数的系统参数w; 以及确定立方延伸的模量的系统参数δ。 使用(c0,c1),w和δ,乘法单元102执行乘法确定,其中成员(c,c)被包括在代数环面T(F)中; 二次扩展的模数和基数; 以及立方延伸的模量和基数。 加法/减法单元103通过使用由乘法单元102执行的乘法结果来执行相加。输出单元104输出由投影表示代表的代数环面T(F)的成员。
    • 6. 发明专利
    • Expression conversion apparatus, operating device, expression conversion method, and program
    • 表达式转换装置,操作装置,表达式转换方法和程序
    • JP2010049217A
    • 2010-03-04
    • JP2008216019
    • 2008-08-25
    • Toshiba Corp株式会社東芝
    • YONEMURA TOMOKOMURATANI HIROBUMIOKUMA KENJIIKEDA HANAEISOTANI YASUTOMOFURUTA KENICHIROHANATANI KIICHI
    • G09C1/00
    • G06F17/10
    • PROBLEM TO BE SOLVED: To provide an expression conversion technique enabling conversion to projection expression expressing an algebraic torus T
      2 (F
      q^r ) from affine expression expressing an algebraic torus T
      2r (F
      q ) even when prime factor order exists and reducing processing load of operation processing after conversion.
      SOLUTION: An obtaining part 101 obtains an origin (c
      0 , c
      1 ) expressed in affine expression on an algebraic torus T
      6 (F
      p^r ), system parameters w for determining polynomial of secondary extension, and a system parameter δ for determining polynomial of tertiary extension. A multiplying part 102 carries out a multiplication determined by a condition in which the origin of (c
      0 , c
      1 ) is included in the algebraic torus T
      2r (F
      q ) by using (c
      0 , c
      1 ), w, δ, and polynomial of secondary extension and base and polynomial of tertiary extension and base. An addition and subtraction part 103 carries out addition by using a result of multiplication by the multiplying part 102. An output part 104 outputs the origin expressed in projection expression of the algebraic torus T
      2 (F
      q^r ).
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种表达式转换技术,其能够从表达表达式1的仿射表达式转换成表达代数环面T 2 (F q ^ r )的投影表达 代数圆环T 2r (F q ),即使存在素数因子顺序,也减少了转换后的操作处理的处理负荷。 解决方案:获得部分101获得在代数环面T SB SB 6上以仿射表达式表示的原点(c 0 ,c 1 ) (F p ^ r ),用于确定二次扩展的多项式的系统参数w,以及用于确定三次扩展的多项式的系统参数δ。 乘法部102执行由代数环面T 2r中包含(c 0 ,c 1 )的原点的条件确定的乘法, / SB>(F q ),通过使用(c 0 ,c 1 ),w,δ和二次延伸和碱的多项式, 三级扩展和基数的多项式。 加法和减法部分103通过使用乘法部分102相乘的结果来执行加法。输出部分104输出以代数环面T 2 的投影表达式(F C 1-4 - [R )。 版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Apparatus and program for performing data compression processing using algebraic torus
    • 使用ALGBRAIC TORUS执行数据压缩处理的装置和程序
    • JP2010049216A
    • 2010-03-04
    • JP2008216018
    • 2008-08-25
    • Toshiba Corp株式会社東芝
    • MURATANI HIROBUMIYONEMURA TOMOKOSHINPO ATSUSHIOKUMA KENJIISOTANI YASUTOMOKOMANO YUICHIFURUTA KENICHIROHANATANI KIICHIIKEDA HANAE
    • G09C1/00
    • H04L9/3013H04L2209/30
    • PROBLEM TO BE SOLVED: To provide an information processor, suitably performing the processing even when an exception point not to be compressed appears. SOLUTION: The apparatus includes: an encryption processing part 102, which performs a predetermined operation and outputs an arithmetic result which is an origin on the algebraic torus; and a compression part 104, which outputs compression results obtained by compression-mapping the arithmetic result when the arithmetic result is not an exception point showing the origin on the algebraic torus which cannot be compressed by the compression mapping that compresses the origin on the algebraic torus to affine representation, and outputs an origin that belongs to a predetermined specific set not overlapping a set to which the compression result obtained by compressing the arithmetic result that is not an exception point belongs as the compression result of the arithmetic result. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种信息处理器,即使当出现不被压缩的异常点时也适当地执行处理。 解决方案:该装置包括:加密处理部分102,其执行预定操作并输出作为代数环面的原点的算术结果; 和压缩部分104,其输出当运算结果不是表示代数环面上的原点的异常点时压缩映射算术结果而获得的压缩结果,压缩映射不能通过压缩代数来压缩代数圆环上的原点 为了进行仿射表示,并输出属于预定特定集的原点,该预定特定集不与通过压缩不是异常点的算术结果而获得的压缩结果的集合重叠,作为算术结果的压缩结果。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Parameter generating device, encryption processing system, method, and program
    • 参数生成装置,加密处理系统,方法和程序
    • JP2010049215A
    • 2010-03-04
    • JP2008216017
    • 2008-08-25
    • Toshiba Corp株式会社東芝
    • YONEMURA TOMOKOMURATANI HIROBUMISHINPO ATSUSHIOKUMA KENJIISOTANI YASUTOMOKOMANO YUICHIFURUTA KENICHIROHANATANI KIICHI
    • G09C1/00
    • H04L9/3013H04L9/3033H04L2209/30
    • PROBLEM TO BE SOLVED: To generate proper parameters in a public key code method using an algebraic torus on an extension field. SOLUTION: A parameter generating device includes: an extension degree-determining part for determining an extension degree m of a finite field Fp m ; a first prime factor search part 130 for searching a prime factor p of a bit number based on size W of a finite field F, a degree n of an algebraic torus T, and the extension degree m; a second prime factor search part 140 for searching a prime factor q dividing a cyclotomic polynomial ϕ nm (p) in the bit number determined based on size S of a group G; an inspection part 150 for inspecting whether a multiplication value nm of the degree n of the algebraic torus T and the extension degree m of the finite field Fp m can be divided by q; a safety determining part 170 for determining that an encryption system has safety when the multiplication value nm is not divided by q; and an output part 160 for outputting parameters (p, q, n, m) comprising the prime factor p, the prime factor q, the degree n of the algebraic torus T and the extension degree m when it is determined that the encryption system has safety. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:在扩展字段中使用代数环面的公钥代码方法生成正确的参数。 解决方案:参数产生装置包括:扩展度确定部分,用于确定有限域Fp m 的扩展度m; 第一素数因子搜索部分130,用于基于有限域F的尺寸W,代数环面T的度数n和扩展度m来搜索比特数的素因子p; 第二素数因子搜索部分140,用于搜索基于组G的大小S确定的位数中的循环多项式φ nm (p)的素数因子q; 检查部分150,用于检查代数环面T的度数n的乘法值nm和有限域Fp m的扩展度m是否可以除以q; 用于当乘法值nm不被q除以时确定加密系统具有安全性的安全性确定部分170; 以及输出部分160,用于输出包括素数因子p,素数因子q,代数环面T的度数n和扩展度m的参数(p,q,n,m),当确定加密系统具有 安全。 版权所有(C)2010,JPO&INPIT
    • 9. 发明专利
    • Apparatus for performing arithmetic operation using secret information, method and program
    • 使用秘密信息,方法和程序执行算术运算的装置
    • JP2010068293A
    • 2010-03-25
    • JP2008233234
    • 2008-09-11
    • Toshiba Corp株式会社東芝
    • FURUTA KENICHIROMURATANI HIROBUMIOKUMA KENJIISOTANI YASUTOMOYONEMURA TOMOKOHANATANI KIICHISHINPO ATSUSHIKOMANO YUICHI
    • H04L9/08
    • PROBLEM TO BE SOLVED: To provide a decoding apparatus which improves security of arithmetic processing using secret key.
      SOLUTION: The decoding apparatus decodes cipher text data obtained by ciphering plain text data by a cipher system based on a discrete logarithm problem on a subgroup of a multiplicative group, and is provided with: an input part 101 which inputs the cipher text data which is an element on the subgroup and represented by affine representation; a conversion part 111 which selects any one of a plurality of maps for converting affine representation into projection representation at random and converts the input cipher text data into the projection representation by the selected map; and an arithmetic processing part 112 which calculates the plain text data by executing decoding processing which is predetermined by the cipher system to the cipher text data converted into the projection representation.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 解决的问题:提供一种提高使用密钥的算术处理的安全性的解码装置。 解决方案:解码装置解码通过加密系统基于乘法组的子组上的离散对数问题对明文数据进行加密获得的密文数据,并且具有:输入部分101,其输入密文 数据是子组上的一个元素,由仿射表示表示; 转换部分111,其选择用于将仿射表示随机转换成投影表示的多个映射中的任何一个,并且通过所选择的映射将输入的密文数据转换为投影表示; 以及算术处理部112,其通过执行由密码系统预先确定的转换为投影表示的密文数据的解码处理来计算明文数据。 版权所有(C)2010,JPO&INPIT
    • 10. 发明专利
    • Encrypting device, decrypting device, cipher communication system, method and program
    • 加密设备,分解设备,CIPHER通信系统,方法和程序
    • JP2010049213A
    • 2010-03-04
    • JP2008216015
    • 2008-08-25
    • Toshiba Corp株式会社東芝
    • HANATANI KIICHIOKUMA KENJISHINPO ATSUSHIMURATANI HIROBUMIISOTANI YASUTOMOKOMANO YUICHIFURUTA KENICHIROYONEMURA TOMOKO
    • G09C1/00
    • H04L9/083H04L9/3073H04L2209/30
    • PROBLEM TO BE SOLVED: To provide an encrypting technique capable of deciding whether input in encrypting processing and decrypting processing is an element of a group in which a cipher is defined without performing redundant processing. SOLUTION: The encrypting device 301 inspects whether an input plaintext msg is an element on algebraic torus on a six-order extension field. When a result of inspection is affirmative, the encrypting device 301 encrypts the plaintext msg by using a public key. A compression device 302 compresses the generated ciphertext by compression mapping to output the compressed ciphertext. A transmitting device 300 transmits the compressed ciphertext to a receiving device 400. An extension device 402 of the receiving device 400 inspects whether each element of the received compressed ciphertext is the element on the algebraic torus on the six-order extension field. When a result of inspection is affirmative, the extension device 402 extends the compressed ciphertext by extension mapping to obtain the ciphertext. The decrypting device 401 decrypts the encrypted plaintext by using a secret key. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种能够决定加密处理和解密处理中的输入是否是在不执行冗余处理的情况下定义密码的组的元素的加密技术。 解决方案:加密设备301检查输入明文msg是否是六阶扩展字段上的代数环面上的元素。 当检查结果为肯定时,加密装置301通过使用公钥对明文msg进行加密。 压缩装置302通过压缩映射来压缩所生成的密文,以输出压缩的密文。 发送装置300将压缩的密文发送到接收装置400.接收装置400的扩展装置402检查所接收的压缩密文的每个元素是否是六阶扩展字段上的代数环面上的元素。 当检查结果为肯定时,扩展装置402通过扩展映射来扩展压缩的密文以获得密文。 解密装置401通过使用密钥对加密的明文进行解密。 版权所有(C)2010,JPO&INPIT