专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US10790797B2 Acoustic resonator and method of manufacturing the same 有权
公开(公告)号：US10790797B2
公开(公告)日：2020-09-29
申请号：US15274359
申请日：2016-09-23
申请人： Samsung Electro-Mechanics Co., Ltd.
发明人： Won Han , Moon Chul Lee , Jae Chang Lee , Sang Uk Son , Tae Hun Lee
IPC分类号： H03H9/17 , H03H9/13 , H01L41/047 , H01L41/053 , H03H9/54
摘要： An acoustic resonator includes: a substrate; a resonance part mounted on the substrate and including resonance part electrodes, the resonance part being configured to generate acoustic waves; a cavity disposed between the resonance part and the substrate; a frame part disposed on at least one electrode among the resonance part electrodes, and being configured to reflect the acoustic waves; and a connection electrode configured to connect the at least one electrode to an external electrode, and having a thickness less than a thickness of the at least one electrode.

2. 发明授权

US10541665B2 BAW resonator and BAW filter for reducing harmonic distortion 有权
公开(公告)号：US10541665B2
公开(公告)日：2020-01-21
申请号：US15876791
申请日：2018-01-22
申请人： Samsung Electro-Mechanics Co., Ltd.
发明人： Moon Chul Lee , Tah Joon Park , Jae Chang Lee , Tae Yoon Kim , Chang Hyun Lim , Hwa Sun Lee , Tae Hun Lee , Hyun Min Hwang , Tae Kyung Lee
IPC分类号： H02H9/02 , H03H9/60 , H03H9/54 , H03H9/58 , H03H9/17 , H03H9/205 , H03H9/02
摘要： A bulk acoustic wave (BAW) resonator includes: a substrate; a first BAW resonator including a first air cavity disposed in the substrate, and further including a first electrode, a first piezoelectric layer, and a second electrode stacked on the first air cavity; a second BAW resonator including a second air cavity disposed in the substrate, and further including a first electrode, a second piezoelectric layer, and a second electrode stacked on the second air cavity, wherein the second BAW resonator is connected in parallel to the first BAW resonator and has polarities that are opposite of polarities of the first BAW resonator; and a compensation capacitor circuit connected between the first BAW resonator and the second BAW resonator.

3. 发明授权

US09705065B2 Piezoelectric actuator 有权
公开(公告)号：US09705065B2
公开(公告)日：2017-07-11
申请号：US14169915
申请日：2014-01-31
申请人： SAMSUNG ELECTRO-MECHANICS CO., LTD.
发明人： Tae Kyung Lee , Byung Hun Kim , Hwa Sun Lee , Jae Chang Lee , Seung Mo Lim
IPC分类号： H01L41/04 , H01L41/047 , H01L41/09
CPC分类号： H01L41/0471 , H01L41/0973
摘要： There is provided a piezoelectric actuator including: a piezoelectric member having a multilayer structure; an external electrode formed on an outer surface of the piezoelectric member; and an intermediate electrode formed between layers of the piezoelectric members and having an area smaller than that of the external electrode.

4. 发明授权

US11277113B2 Bulk-acoustic wave resonator 有权
公开(公告)号：US11277113B2
公开(公告)日：2022-03-15
申请号：US16936807
申请日：2020-07-23
申请人： Samsung Electro-Mechanics Co., Ltd.
发明人： Seung Wook Park , Jae Hyun Jung , Jae Chang Lee , Dae Hun Jeong , Sang Uk Son , Seong Hun Na
IPC分类号： H03H9/13 , H03H9/02 , H03H9/17
摘要： A bulk-acoustic wave resonator includes: a substrate; a first electrode disposed on the substrate; a piezoelectric layer disposed to cover at least a portion of the first electrode; a second electrode disposed to cover at least a portion of the piezoelectric layer; a metal pad connected to the first electrode and the second electrode; and a connection member connected an upper surface of the metal pad. A lower end portion of the connection member includes a tapered portion decreasing in a diameter in a direction toward a lower end of the connection member, and an angle between an inclined surface of the tapered portion and the upper surface of the metal pad is 45° to 80°.

5. 发明授权

US10329142B2 Wafer level package and method of manufacturing the same 有权
公开(公告)号：US10329142B2
公开(公告)日：2019-06-25
申请号：US15091057
申请日：2016-04-05
申请人： SAMSUNG ELECTRO-MECHANICS CO., LTD.
发明人： Moon Chul Lee , Duck Hwan Kim , Yeong Gyu Lee , Jae Chang Lee , Tae Yoon Kim , Kyong Bok Min
IPC分类号： B81B7/00 , B81C1/00 , H01L23/00
摘要： A wafer level package includes a wafer member having inner cavities in which circuit elements are disposed, element wall members disposed on an internal surface of the wafer member and enclosing element sections in which the circuit elements are disposed, and clearance wall members disposed on external surfaces of the element wall members and dividing a space between the element sections into clearance sections.

6. 发明申请

US20140182375A1 ANGULAR VELOCITY SENSOR 有权
标题翻译：角速度传感器
公开(公告)号：US20140182375A1
公开(公告)日：2014-07-03
申请号：US14140917
申请日：2013-12-26
申请人： SAMSUNG ELECTRO-MECHANICS CO., LTD.
发明人： Jong Woon KIM , Jun Lim , Jae Chang Lee
IPC分类号： G01C19/56
CPC分类号： G01C19/56 , G01C19/5712
摘要： Disclosed herein is an angular velocity sensor including: first and second mass bodies; a first frame provided at an outer side of the first and second mass bodies; a first flexible part connecting the first and second mass bodies to the first frame in a Y axis direction, respectively; a second flexible part connecting the first and second mass bodies to the first frame in an X axis direction, respectively; a second frame provided at an outer side of the first frame; a third flexible part connecting the first and second frames to each other in the X axis direction; and a fourth flexible part connecting the first and second frames to each other in the Y axis direction, wherein the first frame has a thickness in a Z axis direction thinner than that of the second frame.
摘要翻译：本文公开了一种角速度传感器，包括：第一和第二质量体; 设置在所述第一和第二质量体的外侧的第一框架; 分别将第一和第二质量体连接到第一框架的Y轴方向上的第一柔性部分; 分别在X轴方向上将所述第一和第二质量体连接到所述第一框架的第二挠性部分; 设置在所述第一框架的外侧的第二框架; 将所述第一和第二框架在X轴方向上彼此连接的第三柔性部件; 以及将第一和第二框架在Y轴方向上彼此连接的第四柔性部件，其中，第一框架的Z轴方向的厚度比第二框架的厚度薄。

7. 发明授权

US09033472B2 Piezo actuator and inkjet print head assembly having the same 有权
标题翻译：压电致动器和具有其的喷墨打印头组件
公开(公告)号：US09033472B2
公开(公告)日：2015-05-19
申请号：US13789019
申请日：2013-03-07
申请人： SAMSUNG ELECTRO-MECHANICS CO., LTD.
发明人： Tae Kyung Lee , Jae Chang Lee , Hwa Sun Lee
IPC分类号： B41J2/045 , H01L41/08 , B41J2/14 , B41J2/16 , H01L41/09 , H01L41/332
CPC分类号： H01L41/0805 , B41J2/14201 , B41J2/14233 , B41J2/1607 , B41J2/161 , B41J2/1623 , B41J2/1628 , B41J2/1631 , B41J2/1632 , B41J2/1643 , B41J2002/14403 , B41J2002/14491 , B41J2202/18 , H01L41/0973 , H01L41/332 , Y10T29/42
摘要： A piezoelectric actuator includes upper and lower electrodes providing driving voltages and a piezoelectric film formed between the upper and lower electrodes and providing a driving force to ink in a plurality of pressure chambers formed on an inkjet print head, respectively. The piezoelectric film may include a plurality of basin parts individually formed on respective tops of the plurality of pressure chambers and a large-area part connected to the plurality of basin parts, respectively, at one end of the plurality of basin parts and formed as a single body. The large-area part may include a groove formed on an extended line of a basin line partitioning the basin parts.
摘要翻译：压电致动器包括提供驱动电压的上电极和下电极以及形成在上电极和下电极之间的压电膜，并分别为形成在喷墨打印头上的多个压力室中的墨提供驱动力。压电膜可以包括分别形成在多个压力室的相应顶部上的多个盆部分和在多个盆部分的一端处分别连接到多个盆部的大面积部分，并形成为单身。大面积部分可以包括形成在分隔盆部分的盆地线的延长线上的凹槽。

8. 发明申请

US20150096374A1 ANGULAR VELOCITY SENSOR AND MANUFACTURING METHOD OF THE SAME 审中-公开
标题翻译：角速度传感器及其制造方法
公开(公告)号：US20150096374A1
公开(公告)日：2015-04-09
申请号：US14499183
申请日：2014-09-28
申请人： SAMSUNG ELECTRO-MECHANICS CO., LTD.
发明人： Jong Woon Kim , Jae Chang Lee , Sang Kee Yoon , Hyun Kee Lee , Yeong Gyu Lee , Seung Mo Lim
IPC分类号： G01P15/09
CPC分类号： G01C19/5747 , G01C19/5769
摘要： Disclosed herein is an angular velocity sensor, including: a mass body part; an internal frame supporting the mass body part; a first flexible part each connecting the mass body part to the internal frame; a second flexible part each connecting the mass body part to the internal frame; an external frame supporting the internal frame; a third flexible part connecting the internal frame and the external frame to each other; and a fourth flexible part connecting the internal frame and the external frame to each other, wherein the internal frame, the second flexible part, and the fourth flexible part have an oxide layer formed thereon.
摘要翻译：本文公开了一种角速度传感器，包括：质量体部分; 支撑质量体部分的内部框架; 第一柔性部，每个将所述质量体部分连接到所述内部框架; 第二柔性部，每个将所述质量体部分连接到所述内部框架; 支撑内框的外框; 连接内部框架和外部框架的第三柔性部件; 以及将所述内部框架和所述外部框架彼此连接的第四柔性部件，其中，所述内部框架，所述第二柔性部件和所述第四柔性部件具有形成在其上的氧化物层。

9. 发明申请

US20140225962A1 POLING METHOD, POLING DEVICE FOR PIEZOELECTRIC ELEMENT AND INKJET PRINT HEAD 审中-公开
标题翻译：抛光方法，用于压电元件和喷墨打印头的抛光装置
公开(公告)号：US20140225962A1
公开(公告)日：2014-08-14
申请号：US13859989
申请日：2013-04-10
申请人： SAMSUNG ELECTRO-MECHANICS CO., LTD.
发明人： Tae Kyung LEE , Jae Chang Lee , Hwa Sun Lee
IPC分类号： B41J2/14
CPC分类号： B41J2/14233 , H01L41/257
摘要： There is provided a poling method for a piezoelectric element, including performing preliminary poling of the piezoelectric element twice or more with different voltages and measuring conductance of the piezoelectric element with regard to respective voltage, establishing a relational expression between the voltage and the conductance of the piezoelectric element, calculating targeted conductance required to exhibit a targeted piezoelectric characteristic of the piezoelectric element, and selecting a targeted voltage level corresponding to the targeted conductance and performing final poling of the piezoelectric element at the targeted voltage level.
摘要翻译：提供了一种用于压电元件的极化方法，其包括用不同的电压对压电元件进行两次或更多次的初步极化，并测量压电元件相对于各自的电压的电导，建立电压和电导之间的关系表达式压电元件，计算呈现压电元件的目标压电特性所需的目标电导，并选择与目标电导相对应的目标电压电平，并在目标电压电平下执行压电元件的最终极化。

10. 发明授权

US10903816B2 Thin-film type package 有权
公开(公告)号：US10903816B2
公开(公告)日：2021-01-26
申请号：US16430696
申请日：2019-06-04
申请人： Samsung Electro-Mechanics Co., Ltd.
发明人： Seung Wook Park , Jae Chang Lee , Jae Hyun Jung , Seong Hun Na
IPC分类号： H03H9/10 , H03H9/15 , H03H9/17 , H03H9/05 , H01L27/20 , H03H9/13 , H03H9/00 , H01L23/00 , B81B7/00 , B81C1/00
摘要： A thin-film package includes: a substrate; a wiring layer disposed on the substrate; a microelectromechanical systems (MEMS) element disposed on a surface of the substrate; a partition wall disposed on the substrate to surround the MEMS element, and formed of a polymer material; a cap forming a cavity with the substrate and the partition wall; and an external connection electrode connected to the wiring layer. The external connection electrode includes at least one inclined portion disposed on at least one inclined surface formed on any one or any combination of any two or more of the substrate, the partition wall, and the cap.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式