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公开(公告)号：KR1020120080882A
公开(公告)日：2012-07-18
申请号：KR1020110002340
申请日：2011-01-10
Applicant: 삼성전자주식회사
CPC classification number: H04R3/04 , H04R1/24 , H04R17/00 , H04R2201/003
Abstract: PURPOSE: An acoustic transducer and a driving method thereof are provided to obtain uniform frequency response characteristics in a broadband by driving one or more of a plurality of drive unit groups having different frequency response characteristics of different frequency bands with other drive unit groups in different phases. CONSTITUTION: An acoustic transducer includes a plurality of drive unit groups(10,20,30) having different frequency response characteristics. One or more of drive unit groups are driven with other drive unit groups in different phases. The acoustic transducer can be composed of a piezoelectric acoustic transducer. The acoustic transducer includes first, second, and third drive unit groups having the different frequency response characteristics of different frequency bands.
Abstract translation: 目的：提供一种声换能器及其驱动方法，通过驱动具有不同频带的不同频率响应特性的多个驱动单元组中的一个或多个与其他驱动单元组在不同阶段中来获得均匀的频率响应特性 。 构成：声换能器包括具有不同频率响应特性的多个驱动单元组（10,20,30）。 一个或多个驱动单元组由不同阶段的其他驱动单元组驱动。 声换能器可以由压电声换能器组成。 声换能器包括具有不同频带的不同频率响应特性的第一，第二和第三驱动单元组。
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公开(公告)号：KR1020110081541A
公开(公告)日：2011-07-14
申请号：KR1020100001748
申请日：2010-01-08
Applicant: 삼성전자주식회사
IPC: H01L31/042
CPC classification number: Y02E10/50 , H01L31/042
Abstract: PURPOSE: A solar cell module and a method of manufacturing the same are provided to improve a process and economical efficiency by forming a reflective film in the backside of a solar cell. CONSTITUTION: In a solar cell module and a method of manufacturing the same, a reflective film(12) is formed in a part of a support substrate(11) or whole thereof. A solar cell(100) is arranged on one side of the reflective film. A filling member(13) holds the solar cell.
Abstract translation: 目的：提供太阳能电池组件及其制造方法，以通过在太阳能电池的背面形成反射膜来提高工艺和经济效率。 构成：在太阳能电池模块及其制造方法中，在支撑基板（11）的一部分或整体上形成反射膜（12）。 太阳能电池（100）布置在反射膜的一侧。 填充构件（13）保持太阳能电池。
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公开(公告)号：KR1020110034960A
公开(公告)日：2011-04-06
申请号：KR1020090092470
申请日：2009-09-29
Applicant: 삼성전자주식회사
CPC classification number: H04R17/00 , H04R2201/003 , H04R2307/025 , H04R2499/11 , Y10T29/42 , Y10T29/49005
Abstract: PURPOSE: A piezoelectric micro speaker having a curve lead line and manufacturing method thereof are provided to reduce structural rigidity which obstructs the vibration of a vibration layer by forming lead lines in a curve form. CONSTITUTION: A substrate(110) includes a cavity(112) which is penetrated in a thickness direction. A diaphragm includes a first vibration film and a second vibration film. The first vibration film is formed in the top of the substrate in order to cover the cavity. The second vibration film is includes the first vibration film and the other material. A piezoelectric driving unit(130) includes a first electrode layer(132), a piezoelectric layer(134), and a second electrode layer. A first lead line and a second lead line are connected to the first electrode layer and the second electrode layer.
Abstract translation: 目的：提供一种具有曲线引线的压电微型扬声器及其制造方法，以通过以曲线形式形成引线来降低阻碍振动层振动的结构刚性。 构成：衬底（110）包括在厚度方向上穿透的空腔（112）。 隔膜包括第一振动膜和第二振动膜。 第一振动膜形成在基板的顶部以覆盖空腔。 第二振动膜包括第一振动膜和其它材料。 压电驱动单元（130）包括第一电极层（132），压电层（134）和第二电极层。 第一引线和第二引线与第一电极层和第二电极层连接。
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公开(公告)号：KR1020110033593A
公开(公告)日：2011-03-31
申请号：KR1020090091148
申请日：2009-09-25
Applicant: 삼성전자주식회사
CPC classification number: H04R31/00 , H04R17/00 , H04R2400/00
Abstract: PURPOSE: A piezoelectric micro speaker with a weight attached to a vibration membrane and a method of manufacturing the same are provided to attach a weight to a central part of a vibration membrane, thereby increasing the entire weight of the vibration membrane. CONSTITUTION: A substrate(210) has a cavity penetrated in a thickness direction. A diaphragm(220) is formed on the substrate to cover the cavity. The diaphragm comprises a vibration membrane formed on an area corresponding to the cavity. A piezoelectric driving unit(230) is formed on the vibration membrane to vibrate the vibration membrane. A weight(240) is arranged inside the cavity. The weight is attached to the central part of the vibration membrane. The weight has a pillar shape. The center of gravity of the weight is located on the central line of the cavity.
Abstract translation: 目的：提供具有附着在振动膜上的重量的压电微型扬声器及其制造方法，以将重量附着在振动膜的中心部分，从而增加振动膜的整体重量。 构成：衬底（210）具有沿厚度方向穿透的空腔。 在基板上形成隔膜（220）以覆盖空腔。 隔膜包括形成在与腔相对应的区域上的振动膜。 在振动膜上形成压电驱动单元（230），振动膜振动。 重量（240）布置在空腔内。 重量附着在振动膜的中心部分。 重量有柱形。 重心的重心位于腔的中心线上。
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Patent Agency Ranking
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公开(公告)号：KR1020100069496A
公开(公告)日：2010-06-24
申请号：KR1020080128189
申请日：2008-12-16
Applicant: 삼성전자주식회사
IPC: H04R17/00
CPC classification number: H04R17/00 , G10K9/122 , H01L41/083 , H04R2217/01
Abstract: PURPOSE: A piezoelectric micro speaker and a manufacturing method thereof are provided to get a uniform thickness of a membrane by forming a diaphragm thin film into a uniform thickness. CONSTITUTION: A diaphragm thin film(110) is formed in the lower surface of a piezoelectric element(120). The diaphragm thin film is vibrated with the driving operation of the piezoelectric element. The diaphragm thin film generates a sound through the vibrations. The diaphragm thin film is supported with a substrate(100). The substrate comprises a bottom material layer(101), an etch stop layer(102), and a top material layer(103) which are sequentially formed. The substrate supports the edge of the vibrator of the diaphragm thin film. The etch stop layer is formed into a material which has the etch selectivity about the bottom and top material layer.
Abstract translation: 目的：提供压电微型扬声器及其制造方法，以通过将膜片薄膜形成为均匀的厚度来获得均匀的膜厚度。 构成：在压电元件（120）的下表面形成有隔膜薄膜（110）。 膜片薄膜随压电元件的驱动动作而振动。 隔膜薄膜通过振动产生声音。 膜片薄膜由衬底（100）支撑。 衬底包括依次形成的底部材料层（101），蚀刻停止层（102）和顶部材料层（103）。 基板支撑隔膜薄膜振动器的边缘。 蚀刻停止层形成为具有围绕底部和顶部材料层的蚀刻选择性的材料。
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