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    • 81. 发明授权
    • High voltage device and manufacturing method thereof
    • 高压器件及其制造方法
    • US08754476B2
    • 2014-06-17
    • US13185951
    • 2011-07-19
    • Tsung-Yi Huang
    • Tsung-Yi Huang
    • H01L29/78
    • H01L29/0878H01L29/0696H01L29/42368H01L29/66681H01L29/7816
    • The present invention discloses a high voltage device and a manufacturing method thereof. The high voltage device is formed in a well of a substrate. The high voltage device includes: a field oxide region; a gate, which is formed on a surface of the substrate, and part of the gate is located above the field oxide region; a source and a drain, which are formed at two sides of the gate respectively; and a first low concentration doped region, which is formed beneath the gate and has an impurity concentration which is lower than that of the well surrounded, wherein from top view, the first low concentration doped region has an area within the gate and not larger than an area of the gate, and the first low concentration doped region has a depth which is deeper than that of the source and drain.
    • 本发明公开了一种高压器件及其制造方法。 高压器件形成在衬底的阱中。 高电压装置包括:场氧化物区域; 栅极,其形成在基板的表面上,栅极的一部分位于场氧化物区域的上方; 源极和漏极,分别形成在栅极的两侧; 以及第一低浓度掺杂区,其形成在栅极下方并且具有低于所围绕的阱的杂质浓度,其中从顶视图来看,第一低浓度掺杂区具有栅极内的面积并且不大于 栅极的面积,第一低浓度掺杂区域的深度比源极和漏极深。
    • 86. 发明申请
    • Transient Voltage Suppressor Circuit, and Diode Device Therefor and Manufacturing Method Thereof
    • 瞬态电压抑制器电路及其二极管器件及其制造方法
    • US20140015008A1
    • 2014-01-16
    • US13549501
    • 2012-07-15
    • Tsung-Yi HuangJin-Lian Su
    • Tsung-Yi HuangJin-Lian Su
    • H01L27/06H01L21/82
    • H01L29/66136H01L21/265H01L21/76224H01L27/0255H01L27/0814H01L29/0649
    • The present invention discloses a transient voltage suppressor (TVS) circuit, and a diode device therefor and a manufacturing method thereof. The TVS circuit is for coupling to a protected circuit to limit amplitude of a transient voltage which is inputted to the protected circuit. The TVS circuit includes a suppressor device and at least a diode device. The diode device is formed in a substrate, which includes: a well formed in the substrate; a separation region formed beneath the upper surface; a anode region and a cathode region, which are formed at two sides of the separation region beneath the upper surface respectively, wherein the anode region and the cathode region are separated by the separation region; and a buried layer, which is formed in the substrate below the well with a higher impurity density and a same conductive type as the well.
    • 本发明公开了一种瞬态电压抑制器(TVS)电路及其二极管装置及其制造方法。 TVS电路用于耦合到受保护电路以限制输入到保护电路的瞬态电压的幅度。 TVS电路包括抑制器装置和至少二极管装置。 二极管器件形成在衬底中,其包括:在衬底中形成的阱; 形成在所述上表面下方的分离区域; 阳极区域和阴极区域,其分别形成在上表面下方的分离区域的两侧,其中阳极区域和阴极区域被分离区域分离; 以及掩埋层,其形成在阱下方的衬底中,具有较高的杂质密度和与该阱相同的导电类型。
    • 89. 发明申请
    • ISOLATED DEVICE AND MANUFACTURING METHOD THEREOF
    • 隔离装置及其制造方法
    • US20130207185A1
    • 2013-08-15
    • US13370691
    • 2012-02-10
    • Tsung-Yi HuangChien-Wei Chiu
    • Tsung-Yi HuangChien-Wei Chiu
    • H01L29/78H01L21/336
    • H01L29/086H01L29/0611H01L29/0615H01L29/0619H01L29/0847H01L29/1083H01L29/66492H01L29/66659H01L29/7835
    • An isolated device is formed in a substrate in which is formed a high voltage device. The isolated device includes: an isolated well formed in the substrate by a lithography process and an ion implantation process used in forming the high voltage device; a gate formed on the substrate; a source and a drain, which are located in the isolated well at both sides of the gate respectively; a drift-drain region formed beneath the substrate surface, wherein the gate and the drain are separated by the drift-drain region, and the drain is in the drift-drain region; and a mitigation region, which is formed in the substrate and has a shallowest portion located at least below 90% of a depth of the drift-drain region as measured from the substrate surface, wherein the mitigation region and the drift-drain region are defined by a same lithography process.
    • 隔离器件形成在形成高电压器件的衬底中。 隔离装置包括:通过光刻工艺在衬底中形成的隔离阱和用于形成高压器件的离子注入工艺; 形成在基板上的栅极; 源极和漏极分别位于门的两侧的隔离井中; 形成在所述衬底表面下方的漂移漏极区,其中所述栅极和所述漏极由所述漂移 - 漏极区分离,并且所述漏极在所述漂移 - 漏极区中; 以及缓解区域,其形成在所述衬底中,并且具有位于所述衬底表面测量的至少位于所述漂移 - 漏极区域的深度的90%以下的最浅部分,其中所述缓解区域和所述漂移 - 漏极区域被限定 通过相同的光刻工艺。