SOUND SIGNATURE DATABASE FOR INITIALIZATION OF NOISE REDUCTION IN RECORDINGS
    1.
    发明申请
    SOUND SIGNATURE DATABASE FOR INITIALIZATION OF NOISE REDUCTION IN RECORDINGS 审中-公开
    用于记录中减少噪声的声音签名数据库

    公开(公告)号:US20160316293A1

    公开(公告)日:2016-10-27

    申请号:US14692581

    申请日:2015-04-21

    Applicant: Google Inc.

    Abstract: A smart-home device may include a recording device configured to record sound during a first time interval and a memory device comprising a plurality of stored sound profiles. The smart-home device may also include a processing system configured to receive an environmental input, select a stored sound profile from the plurality of stored sound profiles based on the environmental input, and perform a noise-cancelation routine on the sound recorded during the first time interval. The stored sound profile may be used as an initial background noise profile for the noise-cancelation routine.

    Abstract translation: 智能家居设备可以包括被配置为在第一时间间隔期间记录声音的记录设备和包括多个存储的声音配置文件的存储设备。 智能家居设备还可以包括被配置为接收环境输入的处理系统,基于环境输入从多个存储的声音简档中选择存储的声音简档,并且对第一个中记录的声音执行噪声消除程序 时间间隔。 存储的声音简档可以用作噪声消除程序的初始背景噪声分布。

    CUSTOMIZING SPEECH-RECOGNITION DICTIONARIES IN A SMART-HOME ENVIRONMENT
    2.
    发明申请
    CUSTOMIZING SPEECH-RECOGNITION DICTIONARIES IN A SMART-HOME ENVIRONMENT 审中-公开
    在智能家居环境中自定义语音识别词典

    公开(公告)号:US20160314782A1

    公开(公告)日:2016-10-27

    申请号:US14692551

    申请日:2015-04-21

    Applicant: Google Inc.

    CPC classification number: G10L15/065 G10L15/07 G10L17/00

    Abstract: A method for customizing speech-recognition dictionaries for different smart-home environments may include generating, at a smart-home device mounted in an enclosure, an acoustic impulse response for the enclosure. The method may also include receiving, by the smart-home device, an audio signal captured in the enclosure. The method may additionally include performing, by the smart-home device, a speech-recognition process on the audio signal using a second speech dictionary generated by convolving the acoustic impulse response with a first speech dictionary.

    Abstract translation: 用于定制用于不同智能家居环境的语音识别词典的方法可以包括在安装在外壳中的智能家居设备处产生用于外壳的声学冲击响应。 该方法还可以包括由智能家居设备接收在外壳中捕获的音频信号。 该方法可以另外包括由智能家居设备执行对音频信号的语音识别处理,该语音识别处理使用通过用第一语音字典卷积声脉冲响应而产生的第二语音字典。

    Remote alarm hushing with acoustic presence verification

    公开(公告)号:US10026297B2

    公开(公告)日:2018-07-17

    申请号:US15476069

    申请日:2017-03-31

    Applicant: Google Inc.

    Abstract: Embodiments of the present disclosure provide methods and systems for enabling remote alarm hushing with acoustic presence verification. Acoustic presence verification is used to assure that a device attempting to remotely deactivate an alarm is located within a certain distance of an alarming device before allowing the alarm to be hushed. Acoustic presence can be established through emission and monitoring of ultrasonic acoustic signals. The ultrasonic acoustic signals may be transmitted at a frequency that exceeds human hearing such as, for example, between 18 KHz and 22 kHz. Such ultrasonic signals have a relatively short range and are unable to penetrate walls and floors, thus providing an effective tool for ensuring that the device attempting to remotely hush an alarming device is within a line-of-sight of the alarming device.

    REMOTE ALARM HUSHING WITH ACOUSTIC PRESENCE VERIFICATION

    公开(公告)号:US20170206772A1

    公开(公告)日:2017-07-20

    申请号:US15476069

    申请日:2017-03-31

    Applicant: Google Inc.

    Abstract: Embodiments of the present disclosure provide methods and systems for enabling remote alarm hushing with acoustic presence verification. Acoustic presence verification is used to assure that a device attempting to remotely deactivate an alarm is located within a certain distance of an alarming device before allowing the alarm to be hushed. Acoustic presence can be established through emission and monitoring of ultrasonic acoustic signals. The ultrasonic acoustic signals may be transmitted at a frequency that exceeds human hearing such as, for example, between 18 KHz and 22 kHz. Such ultrasonic signals have a relatively short range and are unable to penetrate walls and floors, thus providing an effective tool for ensuring that the device attempting to remotely hush an alarming device is within a line-of-sight of the alarming device.

    Remote alarm hushing with acoustic presence verification

    公开(公告)号:US09640061B1

    公开(公告)日:2017-05-02

    申请号:US14986398

    申请日:2015-12-31

    Applicant: Google Inc.

    Abstract: Embodiments of the present disclosure provide methods and systems for enabling remote alarm hushing with acoustic presence verification. Acoustic presence verification is used to assure that a device attempting to remotely deactivate an alarm is located within a certain distance of an alarming device before allowing the alarm to be hushed. Acoustic presence can be established through emission and monitoring of ultrasonic acoustic signals. The ultrasonic acoustic signals may be transmitted at a frequency that exceeds human hearing such as, for example, between 18 kHz and 22 kHz. Such ultrasonic signals have a relatively short range and are unable to penetrate walls and floors, thus providing an effective tool for ensuring that the device attempting to remotely hush an alarming device is within a line-of-sight of the alarming device.

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