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1. 发明授权

US09084068B2 Sensor-based placement of sound in video recording 有权
标题翻译：基于传感器的声音放置在录像中
公开(公告)号：US09084068B2
公开(公告)日：2015-07-14
申请号：US13118531
申请日：2011-05-30
申请人： Bengt Magnus Abrahamsson , Martin Nyström , Åke Rydgren
发明人： Bengt Magnus Abrahamsson , Martin Nyström , Åke Rydgren
IPC分类号： H04N13/02 , H04S5/00 , H04N7/14 , H04N5/77 , H04S7/00 , G10L21/0208 , H04M1/60 , H04R3/00 , H04R29/00 , G10L21/0216
CPC分类号： H04S5/005 , G06T2207/10004 , G06T2207/10016 , G06T2207/30201 , G10L21/0208 , G10L2021/02166 , H04M1/6041 , H04M2250/52 , H04N5/772 , H04N7/142 , H04R3/005 , H04R29/005 , H04R2420/07 , H04R2499/11 , H04S7/30 , H04S2400/11 , H04S2400/15 , H04S2420/01
摘要： A method may include receiving video recorded with a camera and audio recorded with a microphone, wherein the video and audio were recorded simultaneously, and wherein the microphone is configured to move relative to the camera. The method may further include receiving a selection from a user of an object in the video, wherein the object is collocated with the microphone that recorded the audio. The method may further include tracking the object in the video and determining a location over time of the microphone relative to the camera based on the tracking of the object.
摘要翻译：一种方法可以包括接收用相机记录的视频和用麦克风记录的音频，其中同时录制视频和音频，并且其中麦克风配置成相对于相机移动。该方法还可以包括从视频中的对象的用户接收选择，其中该对象与记录音频的麦克风并置。该方法还可以包括跟踪视频中的对象，并且基于对象的跟踪来确定麦克风相对于相机的时间长短的位置。

2. 发明授权

US08965008B2 Method for driving a condenser microphone 有权
标题翻译：驱动电容麦克风的方法
公开(公告)号：US08965008B2
公开(公告)日：2015-02-24
申请号：US13391892
申请日：2011-03-04
申请人： Martin Nyström
发明人： Martin Nyström
IPC分类号： H04R3/00 , H04R25/00 , H04R19/04
CPC分类号： H04R3/007 , H04R19/04 , H04R2410/07
摘要： A method for driving a condenser microphone is provided. The condenser microphone comprises a membrane and an electrode constituting a capacity. A polarization voltage is applied between the membrane and the electrode. According to the method, an electrical signal generated by the condenser microphone based on a received acoustic signal causing a deflection of the membrane) is detected, and the polarization voltage is varied in response to the detected electrical signal.
摘要翻译：提供了一种用于驱动电容麦克风的方法。电容麦克风包括膜和构成容量的电极。在膜和电极之间施加极化电压。根据该方法，检测由电容式传声器产生的基于接收到的声信号导致膜偏转的电信号，并且根据检测到的电信号改变极化电压。

3. 发明申请

US20120328107A1 AUDIO METRICS FOR HEAD-RELATED TRANSFER FUNCTION (HRTF) SELECTION OR ADAPTATION 有权
标题翻译：用于头相关转移功能（HRTF）选择或适应的音频度量
公开(公告)号：US20120328107A1
公开(公告)日：2012-12-27
申请号：US13167807
申请日：2011-06-24
申请人： Martin Nyström , Markus Agevik
发明人： Martin Nyström , Markus Agevik
IPC分类号： H04R5/00
CPC分类号： H04S7/303
摘要： A method includes detecting, via a first microphone coupled to a user's left ear, a sound, detecting, via a second microphone coupled to the user's right ear, the sound, determining a time difference between detection of the sound at the first microphone and detection of the sound at the second microphone, and estimating a user's head size based on the time difference. The method also includes identifying a head-related transfer function (HRTF) associated with the user's head size or modifying, a HRTF based on the user's head size. The method further includes applying the identified HRTF or modified HRTF to audio signals to produce output signals and forwarding the output signals to first and second speakers coupled to the user's left and right ears.
摘要翻译：一种方法包括：经由耦合到用户的左耳的第一麦克风检测声音，经由耦合到用户的右耳的第二麦克风检测声音，确定第一麦克风的声音的检测与检测之间的时间差在第二麦克风处的声音，并且基于时间差估计用户的头部大小。该方法还包括基于用户头部大小识别与用户头部大小相关联的与头部相关的传递函数（HRTF）或修改HRTF。该方法还包括将识别的HRTF或修改的HRTF应用于音频信号以产生输出信号，并将输出信号转发到耦合到用户的左耳和右耳的第一和第二扬声器。

4. 发明申请

US20110293109A1 Hands-Free Unit with Noise Tolerant Audio Sensor 审中-公开
标题翻译：免提单元，具有耐噪声音频传感器
公开(公告)号：US20110293109A1
公开(公告)日：2011-12-01
申请号：US12788637
申请日：2010-05-27
申请人： Martin Nyström , Sead Smailagic , Markus Agevik
发明人： Martin Nyström , Sead Smailagic , Markus Agevik
IPC分类号： H04B15/00
CPC分类号： H04R3/005 , G10L21/038 , G10L2021/02165 , H04M1/6058 , H04R2460/13
摘要： A hands-free unit comprises a noise tolerant audio sensor to generate a first audio signal based on detection of audible sounds and an external audio sensor to generate a second audio signal based on detection of the audible sounds. A tunable distortion reduction filter adds high frequency information to the first audio signal and reduces distortion. A control unit detects noise levels based on comparison of first and second audio signals; and selects one of the first and second audio signals based on the detected noise level.
摘要翻译：免提单元包括噪声容忍音频传感器，用于基于对可听见的声音的检测来生成第一音频信号，以及外部音频传感器，以基于对可听见的声音的检测来产生第二音频信号。可调失真减少滤波器将高频信息添加到第一音频信号并减少失真。控制单元基于第一和第二音频信号的比较来检测噪声水平; 并且基于检测到的噪声电平来选择第一和第二音频信号之一。

5. 发明申请

US20120197635A1 METHOD FOR GENERATING AN AUDIO SIGNAL 审中-公开
标题翻译：生成音频信号的方法
公开(公告)号：US20120197635A1
公开(公告)日：2012-08-02
申请号：US13344047
申请日：2012-01-05
申请人： Martin NYSTRÖM
发明人： Martin NYSTRÖM
IPC分类号： G10L19/00
CPC分类号： H04R1/1016 , H04R1/1083 , H04R3/005
摘要： A method for generating an audio signal of a user is provided. According to the method, a first audio signal inside of an ear of the user and a second audio signal outside of the ear is detected. The first audio signal and the second audio signal comprise at least a voice signal component generated by the user. Depending on the first audio signal the second audio signal is processed and output as the audio signal.
摘要翻译：提供了一种用于生成用户的音频信号的方法。根据该方法，检测用户耳朵内部的第一音频信号和耳朵外部的第二音频信号。第一音频信号和第二音频信号至少包括由用户产生的语音信号分量。根据第一音频信号，第二音频信号被处理并作为音频信号输出。

6. 发明授权

US08885442B2 Method for determining an acoustic property of an environment 有权
标题翻译：用于确定环境的声学特性的方法
公开(公告)号：US08885442B2
公开(公告)日：2014-11-11
申请号：US13167320
申请日：2011-06-23
申请人： Markus Agevik , Martin Nyström
发明人： Markus Agevik , Martin Nyström
IPC分类号： H04S7/00 , G01H7/00
CPC分类号： G01H7/00 , H04S7/305
摘要： The present invention relates to a method for determining an acoustic property of an environment. According to the method a sound signal and at least two reflection signals of the sound signal (are received, and for each of the reflection signals a time difference between a time of reception of the sound signal and a time of reception of the respective reflection signal is determined. Furthermore, for each of the reflection signals, an angle between a reception direction in which the sound signal was received and a reception direction in which the respective reflection signal was received is determined. Based on the determined time differences, the angles and predetermined constraints defining arrangement constraints of the sound reflecting surfaces an arrangement of the sound-reflecting surfaces is determined.
摘要翻译：本发明涉及一种用于确定环境的声学特性的方法。根据该方法，声音信号和声音信号的至少两个反射信号（被接收，并且对于每个反射信号，声音信号的接收时间与各个反射信号的接收时间之间的时间差此外，对于每个反射信号，确定接收到声音信号的接收方向与接收各个反射信号的接收方向之间的角度，根据确定的时间差，确定声音反射表面的布置约束的预定约束确定声音反射表面的布置。

7. 发明申请

US20130204532A1 IDENTIFYING WIND DIRECTION AND WIND SPEED USING WIND NOISE 审中-公开
标题翻译：使用风噪声识别风向和风速
公开(公告)号：US20130204532A1
公开(公告)日：2013-08-08
申请号：US13366437
申请日：2012-02-06
申请人： Martin Nyström , Matthew Raoufi
发明人： Martin Nyström , Matthew Raoufi
IPC分类号： G06F19/00 , G01W1/02
CPC分类号： H04R5/033 , G01P5/24 , H04M1/05 , H04M2250/12
摘要： A headset device includes binaural wind sensors to receive wind noise. The binaural wind sensors include a left wind sensor and a right wind sensor. The headset device includes a processor to execute instructions to receive wind noise induced by wind at the binaural wind sensors. The processor is also to determine a sound energy density distribution of the wind noise. The processor is to match the sound energy density distribution to one of a plurality of reference sound energy density distributions. Each of the plurality of reference sound energy density distributions includes an associated wind speed and wind direction. The processor is further to identify a wind speed and a wind direction corresponding to the matched reference sound energy density distribution.
摘要翻译：耳机设备包括接收风噪声的双耳风传感器。双耳风传感器包括左风传感器和右风传感器。耳机设备包括处理器，用于执行指令以接收由双耳风力传感器上的风引起的风噪声。处理器还用于确定风噪声的声能密度分布。处理器将声能密度分布与多个参考声能密度分布之一相匹配。多个参考声音能量密度分布中的每一个包括相关的风速和风向。处理器进一步识别对应于匹配的参考声能密度分布的风速和风向。

8. 发明申请

US20130044888A1 AUDIO DEVICE AND AUDIO PRODUCING METHOD 有权
标题翻译：音频设备和音频制作方法
公开(公告)号：US20130044888A1
公开(公告)日：2013-02-21
申请号：US13472889
申请日：2012-05-16
申请人： Martin NYSTRÖM , Sead SMAILAGIC
发明人： Martin NYSTRÖM , Sead SMAILAGIC
IPC分类号： H04R29/00
CPC分类号： H04R29/001 , H04R29/00 , H04S7/301
摘要： The invention relates to an audio device comprising: an audio source arranged to produce audio signals; an audio output arranged to connect at least one speaker with said audio device; impedance calculation means arranged to calculate an impedance of said at least one speaker; a speaker identification module arranged to determine the identity of said at least one speaker using said impedance and identification data relating to one or more reference speakers. Once the identity of a speaker is known, it can be used for audio compensation or marketing information.
摘要翻译：本发明涉及一种音频设备，包括：音频源，被布置成产生音频信号; 布置成将至少一个扬声器与所述音频设备连接的音频输出; 阻抗计算装置，被布置成计算所述至少一个扬声器的阻抗; 扬声器识别模块，其布置成使用所述阻抗和与一个或多个参考扬声器相关的识别数据来确定所述至少一个扬声器的身份。一旦知道扬声器的身份，它可以用于音频补偿或营销信息。

9. 发明申请

US20120224722A1 METHOD FOR DRIVING A CONDENSER MICROPHONE 有权
标题翻译：驱动冷凝器麦克风的方法
公开(公告)号：US20120224722A1
公开(公告)日：2012-09-06
申请号：US13391892
申请日：2011-03-04
申请人： Martin Nyström
发明人： Martin Nyström
IPC分类号： H04R3/00
CPC分类号： H04R3/007 , H04R19/04 , H04R2410/07
摘要： A method for driving a condenser microphone is provided. The condenser microphone comprises a membrane and an electrode constituting a capacity. A polarization voltage is applied between the membrane and the electrode. According to the method, an electrical signal generated by the condenser microphone based on a received acoustic signal causing a deflection of the membrane is detected, and the polarization voltage is varied in response to the detected electrical signal.
摘要翻译：提供了一种用于驱动电容麦克风的方法。电容麦克风包括膜和构成容量的电极。在膜和电极之间施加极化电压。根据该方法，检测由电容式传声器基于接收到的引起膜偏转的声信号产生的电信号，并且响应于检测到的电信号而改变极化电压。

10. 发明申请

US20120183161A1 DETERMINING INDIVIDUALIZED HEAD-RELATED TRANSFER FUNCTIONS 审中-公开
标题翻译：确定个性化的与头相关的转移函数
公开(公告)号：US20120183161A1
公开(公告)日：2012-07-19
申请号：US13203606
申请日：2010-09-03
申请人： Markus Agevik , Martin Nyström
发明人： Markus Agevik , Martin Nyström
IPC分类号： H04R5/02 , G06K9/00
CPC分类号： H04S7/302 , H04S1/005 , H04S2420/01
摘要： A device may include capturing images of one or more body parts of a user via a camera, determining a three-dimensional model of the one or more body parts based on the captured images, obtaining a head-related transfer function that is generated based on the three-dimensional model, and storing the head-related transfer function in a memory.
摘要翻译：设备可以包括经由照相机拍摄用户的一个或多个身体部位的图像，基于所捕获的图像来确定一个或多个身体部位的三维模型，获得基于与头部相关的传送函数三维模型，并将头相关传递函数存储在存储器中。

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