Rotatable imaging assembly for providing multiple fields of view
    13.
    发明授权
    Rotatable imaging assembly for providing multiple fields of view 有权
    可旋转成像组件,用于提供多个视场

    公开(公告)号:US09288471B1

    公开(公告)日:2016-03-15

    申请号:US13781620

    申请日:2013-02-28

    Inventor: Jung Sik Yang

    Abstract: Various embodiments enable a first gesture to be detected from a user above a display screen of a computing device. The first gesture is detected using an imaging element of the computing device in a first position. In response to recognizing the first gesture, an input associated with the recognized first gesture is provided to an application executing thereon. The imaging element is movable and, depending on the application, can be moved to a second position. Accordingly, a second gesture is detected adjacent the computing device with the imaging element in the second position. In response to the recognized second object, a second input is provided to an appropriate application executing on the computing device.

    Abstract translation: 各种实施例使得能够从计算设备的显示屏幕上方的用户检测第一手势。 使用计算设备的成像元件在第一位置来检测第一手势。 响应于识别第一手势,将与识别的第一手势相关联的输入提供给在其上执行的应用。 成像元件是可移动的,并且根据应用,可以移动到第二位置。 因此,在成像元件处于第二位置时,邻近计算设备检测到第二手势。 响应于所识别的第二对象,向计算设备上执行的适当应用提供第二输入。

    System to determine don/doff of wearable device

    公开(公告)号:US11526212B1

    公开(公告)日:2022-12-13

    申请号:US16711343

    申请日:2019-12-11

    Abstract: Operation of a head-mounted wearable device is responsive to whether a state of the device is being worn (donned) or not worn (doffed) on the head. The device may operate in a first mode while donned and a second mode while doffed. A capacitive sensor device having an electrode positioned in a bridge of the device provides output data. The output data is processed to determine a baseline value. Later, acquired output data is compared to the baseline value to determine don/doff data indicative of whether the device is donned or doffed. Data from other sensors, may also be used in conjunction with the output data to improve accuracy of the don/doff data. For example, if the output data is above the baseline value and accelerometer data is indicative of motion greater than a motion threshold, the don/doff data may be designated as donned.

    Acoustic quadrupole system for head mounted wearable device

    公开(公告)号:US10950217B1

    公开(公告)日:2021-03-16

    申请号:US15839472

    申请日:2017-12-12

    Abstract: A head-mounted wearable device (HMWD) provides audio output using acoustic quadrupole units (AQU). The AQU produces an acoustic pattern having a first region and a second region. The first region has a first phase and the second region has a second phase that is opposite the first phase. A major axis extending through the regions is directed generally upwards from the ear canal of the user. The ear of the user is within the first region. The second region is directed upward. Bystanders are within an acoustically null region of the acoustic pattern. The acoustically null region is perpendicular to the major axis. Within the acoustically null region, the sound intensity is reduced due to destructive interference between the first phase and the second phase. As a result, the user wearing the HMWD is able hear audio output while audio amplitude perceived by the bystanders is significantly reduced.

    Compact audio module for head-mounted wearable device

    公开(公告)号:US10904667B1

    公开(公告)日:2021-01-26

    申请号:US15925511

    申请日:2018-03-19

    Abstract: A head-mounted wearable device (HMWD) with a form factor of eyeglasses incorporates a compact audio module with transducers that may be operated as an acoustic dipole or acoustic quadrupole. The audio module provides ducts that convey sound with a particular phase from a transducer to particular output ports. The phase of sound emitted from a first output port is opposite to the phase of sound emitted from a second output port. The audio module may include a pair of transducers, enabling operation as an acoustic dipole or quadrupole. The ducts are integrated into elements of the structure of the audio module, minimizing the overall size of the audio module.

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