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    • 21. 发明申请
    • BUZZER OUTPUT CONTROL DEVICE AND BUZZER OUTPUT CONTROL METHOD
    • 蜂鸣器输出控制装置和蜂鸣器输出控制方法
    • US20150317971A1
    • 2015-11-05
    • US14647256
    • 2013-09-17
    • CALSONIC KANSEI CORPORATION
    • Norihiro NAGASHIMASou SAWADA
    • G10K9/12
    • G10K9/12G10K9/18H04R3/00H04R2430/01H04R2499/13
    • Provided is a buzzer that sounds without noise contamination. Specifically, an inaudible frequency signal generation unit 22 generates an inaudible frequency pulse signal P0; an audio frequency signal generation unit 26 generates, from the signal P0, an audio frequency pulse signal P1: a signal synthesizing unit 28 generates a synthesized frequency pulse signal P2 having the signal P0 in an ON time of the signal P1; a first duty ratio setting unit 30 sets a duty ratio Di of the signal P0 in the signal P2 to gradually increase over a first predetermined period of the signal P2, and thus generates a buzzer driving signal P3; and a buzzer driving unit 40 makes a buzzer 60 sound with a pitch corresponding to a frequency of the signal P3 and volume corresponding to the duty ratio of the signal P3.
    • 提供的声音没有噪音污染的蜂鸣器。 具体来说,听不见的频率信号生成部22生成听不见的频率脉冲信号P0; 音频信号生成单元26从信号P0产生音频脉冲信号P1:信号合成单元28在信号P1的接通时间产生具有信号P0的合成频率脉冲信号P2; 第一占空比设定单元30将信号P2中的信号P0的占空比Di设置为在信号P2的第一预定周期内逐渐增加,从而产生蜂鸣器驱动信号P3; 并且蜂鸣器驱动单元40使蜂鸣器60的声音具有对应于信号P3的频率的音调和与信号P3的占空比对应的音量。
    • 22. 发明申请
    • ELECTROSTATIC CAPACITANCE TRANSDUCER, PROBE, AND SUBJECT INFORMATION ACQUIRING DEVICE
    • 静电电容传感器,探头和获得设备的主体信息
    • US20150016222A1
    • 2015-01-15
    • US14327384
    • 2014-07-09
    • CANON KABUSHIKI KAISHA
    • Atsushi Kandori
    • G10K9/12G01S15/02H02N1/00
    • G10K9/12B06B1/0292G01S15/02H02N1/006H05K1/0228H05K1/0243H05K1/025H05K1/147H05K2201/09227H05K2201/10189
    • An electrostatic capacitance transducer includes: multiple elements each having a cell including a first electrode, and a vibrating film including a second electrode, formed across a gap from the first electrode; a first flexible printed circuit having multiple first lines; and a second flexible printed circuit having multiple second lines. Part of the multiple elements are grouped into a first element group, each one thereof being electrically connected to a different one of the first lines. Part of the multiple elements other than the first element group are grouped into a second element group, each one thereof being electrically connected to a different one of the second lines. The intervals between adjacent lines in at least part of the plurality of first and second lines are wider at an opposite side from a connection side where the lines have been connected to the multiple elements, than at the connection side.
    • 静电电容换能器包括:多个元件,每个元件具有包括第一电极的单元,以及包括第二电极的振动膜,跨越与第一电极的间隙形成; 具有多个第一线的第一柔性印刷电路; 以及具有多个第二线的第二柔性印刷电路。 多个元件的一部分被分组成第一元件组,其中每个元件组电连接到第一线中的不同的一个。 除了第一元件组之外的多个元件的一部分被分组成第二元件组,其中每个元件组电连接到第二线中的不同的一个。 在多个第一和第二线的至少一部分中的相邻线之间的间隔在与连接到多个元件的连接侧的相对侧比在连接侧更宽。
    • 23. 发明申请
    • TRANSDUCER AND SUBJECT INFORMATION ACQUISITION APPARATUS
    • 传感器和主体信息获取装置
    • US20150016221A1
    • 2015-01-15
    • US14325944
    • 2014-07-08
    • Canon Kabushiki Kaisha
    • Eiji TakeuchiTakahiro AkiyamaKazutoshi Torashima
    • G10K9/12G01S15/02H02N1/00
    • G10K9/12B06B1/0207B06B1/0292B06B2201/20G01S15/02H02N1/006
    • A transducer includes a plurality of elements each including at least one cell structured in such a way that a diaphragm including one of a first electrode and a second electrode disposed facing each other via a space is vibratably supported, bias wiring for supplying a bias voltage to the first electrode to provide a potential difference between the first and the second electrodes, and for electrically connecting the first electrodes of the elements to each other, and signal wiring lines each connected to a different one of the elements. The bias wiring includes a plurality of branch wiring lines to each of which the first electrodes of a part of the elements are connected, a plurality of first common wiring lines for connecting the branch wiring lines to each other, and a second common wiring line for connecting the first common wiring lines to each other.
    • 换能器包括多个元件,每个元件包括至少一个单元,其以这样的方式构造,使得包括通过空间相对设置的第一电极和第二电极中的一个的隔膜被振动地支撑,用于将偏置电压提供给 所述第一电极在所述第一和第二电极之间提供电位差,并且用于将所述元件的第一电极彼此电连接,以及每个连接到所述元件的不同元件的信号布线。 偏置布线包括多个分支布线,其中一个元件的一部分的第一电极被连接,用于将分支布线彼此连接的多个第一公共布线,以及用于 将第一公共布线彼此连接。
    • 28. 发明授权
    • Multi-segmented high deformation piezoelectric array
    • 多段高变形压电阵列
    • US6111967A
    • 2000-08-29
    • US963415
    • 1997-11-03
    • Samuel A Face, Jr.Norvell S. Rose, Jr.
    • Samuel A Face, Jr.Norvell S. Rose, Jr.
    • G10K9/12H01L41/09H04R17/00H04R17/08H04R25/00
    • G10K9/121H01L41/0933H04R17/00H04R17/08
    • A multi-segmented flextensional transducer includes a plurality of electroplated electroactive members which deform in concert when energized by an electrical field. Each electroactive member has a convex surface at both ends. A connection member with opposing concave surfaces is disposed between adjacent electroactive members. The electroactive members are arranged such that the convex faces of each intermediate electroactive member engage a concave face of an adjacent connection member, thus forming a cooperative array or "train" of electroactive members and connection members. The opposite ends of the train of electroactive members and connection members is received by a frame which holds the end electroactive members in fixed relative position. The electroactive members are high deformation flextensional piezoelectric elements. When energized, each electroactive member individually deforms, and the entire array deforms in concert an amount significantly exceeding that of the individual electroactive members.
    • 多分段屈曲变换器包括多个电镀电活性部件,当通过电场激励时,它们一起变形。 每个电活性构件在两端具有凸面。 具有相对的凹面的连接构件设置在相邻的电活性构件之间。 电活性构件被布置成使得每个中间电活性构件的凸面接合相邻连接构件的凹面,从而形成电活性构件和连接构件的协作阵列或“列车”。 电活性构件和连接构件的列的相对端由保持端电动构件固定在相对位置的框架接收。 电活性物质是高变形力的压电元件。 当通电时,每个电活性元件单独变形,并且整个阵列一致地显着超过单个电活性元件的量的变化。