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    • 4. 发明申请
    • Surface acoustic wave device package
    • 声表面波器件封装
    • US20060250049A1
    • 2006-11-09
    • US11259199
    • 2005-10-27
    • Doo ParkYoung LeeSeung LeeJoo ParkSang ParkNam Kim
    • Doo ParkYoung LeeSeung LeeJoo ParkSang ParkNam Kim
    • H01L41/053
    • H03H9/1085H01L2224/16225H03H9/059
    • The present invention provides a SAW device package used in filters, duplexers, etc., in particular, which simplifies sealing process for protecting the active area of a SAW device. The SAW device package comprises a wiring substrate, as a package base having connection patterns, having bare chip attaching means. A bare chip is flip-bonded and attached to the attaching means on the wiring substrate while maintaining the airtight condition. A resin molding part covers the top of the bare chip to seal the device. The invention facilitates maintaining an airtight condition of the active area which affects the operational characteristics of the device, and simplifies the manufacturing processes. Furthermore, the improved structure of the wiring substrate blocks the external moisture permeation, thereby enabling the device to better withstand the external changes.
    • 本发明提供了一种特别用于滤波器,双工器等中的SAW器件封装,其简化了用于保护SAW器件的有源区域的密封工艺。 SAW器件封装包括布线衬底,作为具有连接图案的封装基座,具有裸芯片附接装置。 在保持气密状态的同时,将裸芯片翻转接合并附接到布线基板上的附接装置。 树脂成型部分覆盖裸芯片的顶部以密封装置。 本发明有助于维持影响装置的操作特性的活性区域的气密状态,并且简化了制造过程。 此外,布线基板的改进的结构阻止外部水分渗透,从而使得该装置能够更好地承受外部变化。
    • 7. 发明申请
    • Variable capacity rotary compressor
    • 可变容量旋转压缩机
    • US20050002814A1
    • 2005-01-06
    • US10807261
    • 2004-03-24
    • Gyu KimJun LeeDong ShinSeung LeeCheol KimValery Krasnoslobodtsev
    • Gyu KimJun LeeDong ShinSeung LeeCheol KimValery Krasnoslobodtsev
    • F04C18/00F04C18/356F04C23/00F04C28/04F04C28/22F04C29/00F03C2/00
    • F04C28/22F04C23/001F04C28/04F04C29/0057
    • A variable capacity rotary compressor is designed to prevent eccentric bushes from slipping during a compression operation, and thereby prevent noise from being generated and increase durability. The variable capacity rotary compressor includes a housing to define first and second compression chambers having different capacities therein. First and second eccentric cams are mounted to a rotating shaft to be placed in the first and second compression chambers, respectively. First and second eccentric bushes are rotatably fitted over the first and second eccentric cams, respectively. First and second rollers are rotatably fitted over the first and second eccentric bushes, respectively. First and second vanes partition the first and second compression chambers, respectively. A locking unit functions to make one of the first and second eccentric bushes be eccentric from the rotating shaft while making a remaining one of the first and second eccentric bushes be released from eccentricity from the rotating shaft, according to a rotating direction of the rotating shaft. A restraining unit is outwardly projected from the rotating shaft by a centrifugal force when the rotating shaft is rotated, thus restraining the first and second eccentric bushes.
    • 可变容量的旋转压缩机被设计成在压缩操作期间防止偏心衬套滑动,从而防止产生噪音并提高耐久性。 可变容量的旋转压缩机包括用于限定其中具有不同容量的第一和第二压缩室的壳体。 第一和第二偏心凸轮分别安装在旋转轴上,以分别放置在第一和第二压缩室中。 第一和第二偏心衬套分别可旋转地安装在第一和第二偏心凸轮上。 第一和第二辊分别可旋转地装配在第一和第二偏心衬套上。 第一和第二叶片分别分隔第一和第二压缩室。 锁定单元用于使第一和第二偏心衬套中的一个与旋转轴偏心,同时使第一和第二偏心衬套中的剩余的一个从旋转轴偏心地脱离,根据旋转轴的旋转方向 。 当旋转轴旋转时,限制单元通过离心力从旋转轴向外突出,从而限制第一和第二偏心衬套。
    • 8. 发明申请
    • Variable capacity rotary compressors
    • 可变容量旋转压缩机
    • US20050002813A1
    • 2005-01-06
    • US10807285
    • 2004-03-24
    • In LeeJun LeeDong ShinSeung LeeCheol KimValery Krasnoslobodtsev
    • In LeeJun LeeDong ShinSeung LeeCheol KimValery Krasnoslobodtsev
    • F04C18/00F04C18/356F04C28/04F04C28/22F04C29/00F03C2/00
    • F04C28/22F04C28/04F04C29/0057
    • A variable capacity rotary compressor is designed to prevent eccentric bushes from slipping during a compression operation, thus preventing noise from being generated and increasing durability. The compressor includes a housing to define two compression chambers having different capacities therein. A rotating shaft is rotated in the compression chambers. Two eccentric cams are mounted to the rotating shaft. Two eccentric bushes are rotatably fitted over the eccentric cams. Two rollers are rotatably fitted over the eccentric bushes. Two vanes are installed in the compression chambers to be reciprocated in a radial direction of the rotating shaft. A cylindrical connecting part integrally connects the eccentric bushes to each other, with a locking slot being provided around the connecting part. A locking pin is mounted to the rotating shaft to project from the rotating shaft, and is locked by either of opposite ends of the locking slot, according to a rotating direction of the rotating shaft, thus making one of the eccentric bushes eccentric from the rotating shaft while making a remaining one of the eccentric bushes be released from eccentricity from the rotating shaft. A restraining unit outwardly moves from the rotating shaft by a centrifugal force when the rotating shaft is rotated, to restrain the connecting part.
    • 可变容量的旋转压缩机被设计成在压缩操作期间防止偏心衬套滑动,从而防止产生噪音并提高耐久性。 压缩机包括用于限定其中具有不同容量的两个压缩室的壳体。 旋转轴在压缩室中旋转。 两个偏心凸轮安装在旋转轴上。 两个偏心衬套可旋转地安装在偏心凸轮上。 两个滚筒可旋转地安装在偏心衬套上。 两个叶片安装在压缩室中以在旋转轴的径向方向上往复运动。 圆筒形连接部将偏心衬套彼此一体地连接,并且在连接部周围设置锁定槽。 锁定销安装在旋转轴上,从旋转轴突出,并且根据旋转轴的旋转方向被锁定槽的相对端中的任一个锁定,从而使一个偏心衬套偏离旋转 同时使剩下的一个偏心衬套从旋转轴的偏心力释放。 当旋转轴旋转时,限制单元通过离心力从旋转轴向外移动,以限制连接部。