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    • 13. 发明申请
    • Speech Recognition Apparatus
    • 语音识别装置
    • US20080167869A1
    • 2008-07-10
    • US11792052
    • 2005-12-02
    • Kazuhiro NakadaiHiroshi TsujinoHiroshi OkunoShunichi Yamamoto
    • Kazuhiro NakadaiHiroshi TsujinoHiroshi OkunoShunichi Yamamoto
    • G10L15/20H04B3/00
    • G10L15/20G10L21/028G10L2021/02166
    • A voice recognition system (10) for improving the toughness of voice recognition for a voice input for which a deteriorated feature amount cannot be completely identified. The system comprises at least two sound detecting means (16a, 16b) for detecting a sound signal, a sound source localizing unit (21) for determining the direction of a sound source based on the sound signal, a sound source separating unit (23) for separating a sound by the sound source from the sound signal based on the sound source direction, a mask producing unit (25) for producing a mask value according to the reliability of the separation results, a feature extracting unit (27) for extracting the feature amount of the sound signal, and a voice recognizing unit (29) for applying the mask to the feature amount to recognize a voice from the sound signal.
    • 一种语音识别系统(10),用于提高不能完全识别恶化的特征量的语音输入的语音识别的韧性。 该系统包括用于检测声音信号的至少两个声音检测装置(16a,16b),用于基于声音信号确定声源的方向的声源定位单元(21),声源分离单元 23),用于根据声源方向将声音与声音信号分离,用于根据分离结果的可靠性产生掩模值的掩模产生单元(25),用于 提取声音信号的特征量;以及语音识别单元(29),用于将该掩码应用于特征量,以从声音信号识别语音。
    • 15. 发明授权
    • Robot acoustic device and robot acoustic system
    • 机器人声学装置和机器人声学系统
    • US07215786B2
    • 2007-05-08
    • US10296244
    • 2001-06-08
    • Kazuhiro NakadaiHiroshi OkunoHiroaki Kitano
    • Kazuhiro NakadaiHiroshi OkunoHiroaki Kitano
    • H04B15/00H04R1/02B25J5/00
    • G10L21/0208G10L2021/02165
    • A robot auditory apparatus and system are disclosed which are made capable of attaining active perception upon collecting a sound from an external target with no influence received from noises generated interior of the robot such as those emitted from the robot driving elements. The apparatus and system are for a robot having a noise generating source in its interior, and include: a sound insulating cladding (14) with which at least a portion of the robot is covered; at least two outer microphones (16 and 16) disposed outside of the cladding (14) for collecting an external sound primarily; at least one inner microphone (17) disposed inside of the cladding (14) for primarily collecting noises from the noise generating source in the robot interior; a processing section (23, 24) responsive to signals from the outer and inner microphones (16 and 16; and 17) for canceling from respective sound signals from the outer microphones (16 and 16), noises signal from the interior noise generating source and then issuing a left and a right sound signal; and a directional information extracting section (27) responsive to the left and right sound signals from the processing section (23, 24) for determining the direction from which the external sound is emitted. The processing section (23, 24) is adapted to detect burst noises owing to the noise generating source from a signal from the at least one inner microphone (17) for removing signal portions from the sound signals for bands containing the burst noises.
    • 公开了一种机器人听觉装置和系统,其能够在从机器人内部产生的噪声(例如从机器人驱动元件发射的噪声)中收到来自外部目标的声音而获得主动感知。 该装置和系统用于在其内部具有噪声发生源的机器人,并且包括:绝缘包层(14),至少一部分机器人被覆盖; 至少两个外部麦克风(16和16),其布置在所述包层(14)的外部,用于主要收集外部声音; 设置在所述包层(14)的内部的至少一个内部麦克风(17),用于主要从所述机器人内部的所述噪声发生源收集噪声; 响应于来自外部麦克风(16和16)和17的信号的来自外部麦克风(16和16)的相应声音信号的噪声信号的处理部分(23,24),来自内部噪声发生源的噪声信号;以及 然后发出左右声音信号; 以及响应于来自处理部分(23,24)的左和右声音信号的方向信息提取部分(27),用于确定从其发出外部声音的方向。 处理部分(23,24)适于从来自至少一个内部麦克风(17)的信号中检测由于噪声发生源引起的突发噪声,用于从包含脉冲串噪声的频带的声音信号中去除信号部分。
    • 16. 发明申请
    • Robotics visual and auditory system
    • 机器人视觉和听觉系统
    • US20060241808A1
    • 2006-10-26
    • US10506167
    • 2002-08-30
    • Kazuhiro NakadaiHiroshi OkunoHiroaki Kitano
    • Kazuhiro NakadaiHiroshi OkunoHiroaki Kitano
    • G06F19/00
    • G06K9/0057B25J13/003
    • Robotics visual and auditory system is provided which is made capable of accurately conducting the sound source localization of a target by associating a visual and an auditory information with respect to a target. It is provided with an audition module (20), a face module (30), a stereo module (37), a motor control module (40), an association module (50) for generating streams by associating events from said each module (20, 30, 37, and 40), and an attention control module (57) for conducting attention control based on the streams generated by the association module (50), and said association module (50) generates an auditory stream (55) and a visual stream (56) from a auditory event (28) from the auditory module (20), a face event (39) from the face module (30), a stereo event (39a) from the stereo module (37), and a motor event (48) from the motor control module (40), and an association stream (57) which associates said streams, as well as said audition module (20) collects sub-bands having the interaural phase difference (IPD) or the interaural intensity difference (IID) within the preset range by an active direction pass filter (23a) having a pass range which, according to auditory characteristics, becomes minimum in the frontal direction, and larger as the angle becomes wider to the left and right, based on an accurate sound source directional information from the association module (50), and conducts sound source separation by restructuring the wave shape of the sound source.
    • 提供了机器人视觉和听觉系统,其能够通过将视觉和听觉信息相对于目标相关联来准确地进行目标的声源定位。 它设置有试听模块(20),面部模块(30),立体声模块(37),电动机控制模块(40),通过将来自所述每个模块的事件相关联来生成流的关联模块(50) 20,30,37和40),以及用于基于由关联模块(50)生成的流进行注意控制的注意力控制模块(57),并且所述关联模块(50)生成听觉流(55)和 来自听觉模块(20)的听觉事件(28)的可视流(56),来自面部模块(30)的面部事件(39),来自立体声模块(37)的立体声事件(39a) 和来自马达控制模块(40)的马达事件(48)以及关联流(57),所述关联流(57)以及所述试奏模块(20)收集具有相位差(IPD)的子带或 通过具有通过的主动方向通过滤波器(23a)在预设范围内的昼间强度差(IID) 根据听觉特性,根据来自关联模块(50)的准确声源方向信息,根据听觉特性在前方方向上变得最小,并且随着角度变宽到更大,并且通过以下方式进行声源分离 重组声源的波形。
    • 17. 发明授权
    • Robot acoustic device
    • 机器人声学装置
    • US07016505B1
    • 2006-03-21
    • US10130295
    • 2000-11-01
    • Kazuhiro NakadaiHiroshi OkunoHiroaki Kitano
    • Kazuhiro NakadaiHiroshi OkunoHiroaki Kitano
    • A61F11/06G10K11/16H03B29/00
    • B25J19/026G10L15/20G10L21/0216G10L2021/02165
    • The invention is directed to an auditory robot for a human or animal like robot, e.g., a human like robot (10) having a noise generating source such as a driving system in its interior. The apparatus includes a sound insulating cover (14) with which at least a head part (13) of the robot is covered; a pair of outer microphones (16; 16a and 16b) installed outside of the cover and located at a pair of positions where a pair of ears may be provided spaced apart for the robot, respectively, for collecting an external sound primarily; at least one inner microphone (17; 17a and 17b) installed inside of the cover for primarily collecting a noise from the noise generating source in the robot interior; and a processing module (18) on the basis of signals from the outer and inner microphones for removing from sound signals from the outer microphones (16a and 16b), a noise signal from the internal noise generating source. Thus, the robot auditory apparatus of the invention is made capable of effecting active perception by permitting an external sound from a target to be collected unaffected by a noise in the inside of the robot such as from the driving system.
    • 本发明涉及用于人或动物如机器人的听觉机器人,例如具有诸如其内部的驱动系统的噪声产生源的人类似的机器人(10)。 所述装置包括隔音盖(14),所述机器人的至少头部(13)与所述绝缘罩(14)相覆盖; 一对外部麦克风(16; 16a和16b),其安装在所述盖子的外部并且分别位于一对位置处,所述一对耳朵可分别设置用于所述机器人,用于主要收集外部声音; 安装在所述盖内部的至少一个内部麦克风(17; 17a和17b),用于主要收集来自所述机器人内部的噪声发生源的噪声; 以及基于来自外麦克风和内麦克风的信号的处理模块(18),用于从外麦克风(16a和16b)的声音信号中去除来自内部噪声产生源的噪声信号。 因此,本发明的机器人听觉装置能够通过允许来自目标的外部声音被收集而不受来自诸如驱动系统的机器人内部的噪声的影响而影响主动感知。