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    • 12. 发明申请
    • CMOS-BASED PLANAR TYPE SILICON AVALANCHE PHOTO DIODE USING SILICON EPITAXIAL LAYER AND METHOD OF MANUFACTURING THE SAME
    • 使用硅外延层的基于CMOS的平面型硅氧化物照相二极管及其制造方法
    • US20090146238A1
    • 2009-06-11
    • US12195166
    • 2008-08-20
    • Yong Sun YoonKun Sik ParkJong Moon ParkBo Woo KimJin Yeong Kang
    • Yong Sun YoonKun Sik ParkJong Moon ParkBo Woo KimJin Yeong Kang
    • H01L31/103H01L31/18
    • H01L31/107
    • A complementary metal-oxide semiconductor (CMOS)-based planar type avalanche photo diode (APD) using a silicon epitaxial layer and a method of manufacturing the APD, the photo diode including: a substrate; a well layer of a first conductivity type formed in the substrate; an avalanche embedded junction formed in the well layer of the first conductivity type by low energy ion implantation; the silicon epitaxial layer formed in the avalanche embedded junction; a doping area of a second conductivity type opposite to the first conductive type, formed from a portion of a surface of the well layer of the first conductivity type in the avalanche embedded junction and forming a p-n junction; positive and negative electrodes formed on the doping area of the second conductivity type and the well layer of the first conductivity type separated from the doping area of the second conductivity type, respectively; and an oxide layer formed on an overall surface excluding a window where the positive and negative electrodes are formed.
    • 使用硅外延层的基于互补金属氧化物半导体(CMOS)的平面型雪崩光电二极管(APD)和制造该APD的方法,所述光电二极管包括:衬底; 在衬底中形成的第一导电类型的阱层; 通过低能离子注入形成在第一导电类型的阱层中的雪崩嵌入结; 形成在雪崩嵌入结的硅外延层; 由所述第一导电类型的阱层的表面的一部分形成在所述雪崩嵌入结中并形成p-n结的与所述第一导电类型相反的第二导电类型的掺杂区域; 分别形成在第二导电类型的掺杂区域上的正极和负极以及从第二导电类型的掺杂区域分离的第一导电类型的阱层; 以及形成在除了形成正极和负极的窗口之外的整个表面上的氧化物层。
    • 14. 发明授权
    • Reference current generator
    • 参考电流发生器
    • US07375504B2
    • 2008-05-20
    • US11299188
    • 2005-12-09
    • Bong Ki MheenMin Hyung ChoChong Ki KwonJin Yeong Kang
    • Bong Ki MheenMin Hyung ChoChong Ki KwonJin Yeong Kang
    • G05F3/16
    • G05F3/30G05F3/262
    • Provided is a low-reference-current generator that includes a circuit employing two feedback loops enabling it to operate even at a low voltage, has a high power supply rejection ratio (PSRR) to control power supply noise, and simply forms a voltage without a voltage-to-current converter used in a conventional general reference current generator. The reference current generator includes: a first voltage generator receiving a predetermined current and generating a first voltage that decreases as temperature increases; a second voltage generator generating a second voltage that increases as temperature increases; a first current generator generating a first current corresponding to the first voltage; a second current generator generating a second current corresponding to the second voltage; and a reference current generator receiving the first current and the second current and generating a reference current that is the sum of the first current and the second current.
    • 提供了一种低参考电流发生器,其包括使用两个反馈回路的电路,使得其能够在低电压下操作,具有高电源抑制比(PSRR)以控制电源噪声,并且简单地形成不具有 用于常规通用参考电流发生器的电压 - 电流转换器。 参考电流发生器包括:接收预定电流并产生随温度升高而降低的第一电压的第一电压发生器; 产生随着温度升高而增加的第二电压的第二电压发生器; 产生对应于第一电压的第一电流的第一电流发生器; 产生对应于第二电压的第二电流的第二电流发生器; 以及参考电流发生器,接收第一电流和第二电流,并产生作为第一电流和第二电流之和的参考电流。
    • 15. 发明授权
    • CMOS-based planar type silicon avalanche photo diode using silicon epitaxial layer and method of manufacturing the same
    • 使用硅外延层的CMOS基平面型硅雪崩光电二极管及其制造方法
    • US07994553B2
    • 2011-08-09
    • US12195166
    • 2008-08-20
    • Yong Sun YoonKun Sik ParkJong Moon ParkBo Woo KimJin Yeong Kang
    • Yong Sun YoonKun Sik ParkJong Moon ParkBo Woo KimJin Yeong Kang
    • H01L31/062
    • H01L31/107
    • A complementary metal-oxide semiconductor (CMOS)-based planar type avalanche photo diode (APD) using a silicon epitaxial layer and a method of manufacturing the APD, the photo diode including: a substrate; a well layer of a first conductivity type formed in the substrate; an avalanche embedded junction formed in the well layer of the first conductivity type by low energy ion implantation; the silicon epitaxial layer formed in the avalanche embedded junction; a doping area of a second conductivity type opposite to the first conductive type, formed from a portion of a surface of the well layer of the first conductivity type in the avalanche embedded junction and forming a p-n junction; positive and negative electrodes formed on the doping area of the second conductivity type and the well layer of the first conductivity type separated from the doping area of the second conductivity type, respectively; and an oxide layer formed on an overall surface excluding a window where the positive and negative electrodes are formed.
    • 使用硅外延层的基于互补金属氧化物半导体(CMOS)的平面型雪崩光电二极管(APD)和制造该APD的方法,所述光电二极管包括:衬底; 在衬底中形成的第一导电类型的阱层; 通过低能离子注入形成在第一导电类型的阱层中的雪崩嵌入结; 形成在雪崩嵌入结的硅外延层; 由所述第一导电类型的阱层的表面的一部分形成在所述雪崩嵌入结中并形成p-n结的与所述第一导电类型相反的第二导电类型的掺杂区域; 分别形成在第二导电类型的掺杂区域上的正极和负极以及从第二导电类型的掺杂区域分离的第一导电类型的阱层; 以及形成在除了形成正极和负极的窗口之外的整个表面上的氧化物层。
    • 16. 发明授权
    • Image sensor having heterojunction bipolar transistor and method of fabricating the same
    • 具有异质结双极晶体管的图像传感器及其制造方法
    • US07902577B2
    • 2011-03-08
    • US11872308
    • 2007-10-15
    • Jin Yeong KangSang Heung LeeJin Gun Koo
    • Jin Yeong KangSang Heung LeeJin Gun Koo
    • H01L31/11
    • H01L27/14689H01L27/14609H01L27/14681
    • Provided is an image sensor having a heterojunction bipolar transistor (HBT) and a method of fabricating the same. The image sensor is fabricated by SiGe BiCMOS technology. In the image sensor, a PD employs a floating-base-type SiGe HBT. A floating base of the SiGe HBT produces a positive voltage with respect to a collector during an exposure process, and the HBT performs a reverse bipolar operation due to the positive voltage so that the collector and an emitter exchange functions. The SiGe HBT can sense an optical current signal and also amplify the optical current signal. The image sensor requires only three transistors in a pixel so that the degree of integration can increase. The image sensor has an improved sensitivity of signals in the short wavelength region and a sensing signal has excellent linearity such that both a sensing mechanism and control circuit are very simple.
    • 提供了具有异质结双极晶体管(HBT)的图像传感器及其制造方法。 图像传感器由SiGe BiCMOS技术制造。 在图像传感器中,PD采用浮动型SiGe HBT。 SiGe HBT的浮动基极在曝光过程中产生相对于集电极的正电压,HBT由于正电压而执行反向双极性操作,从而集电极和发射极交换功能起作用。 SiGe HBT可以感测光电流信号,并且还可以放大光电流信号。 图像传感器在像素中仅需要三个晶体管,使得集成度可以增加。 图像传感器在短波长区域具有改善的信号灵敏度,并且感测信号具有优异的线性度,使得感测机构和控制电路都非常简单。
    • 18. 发明授权
    • Voltage-controlled oscillator using current feedback network
    • 使用电流反馈网络的压控振荡器
    • US07170355B2
    • 2007-01-30
    • US10957749
    • 2004-10-05
    • Ja Yol LeeSang Heung LeeJin Yeong KangSeung Hyeub Oh
    • Ja Yol LeeSang Heung LeeJin Yeong KangSeung Hyeub Oh
    • H03B1/00
    • H03B5/1231H03B5/1215H03B5/1221H03B5/1243
    • Provided is a voltage-controlled oscillator (VCO) using a current feedback network for use in a wireless communication terminal. The voltage-controlled oscillator has high input impedance and low output impedance, so that a degree of isolation from the external load is excellent, thereby preventing degradation of the Q-factor by the load in overall oscillation circuit. In the voltage-controlled oscillator of the present invention, an LC resonator is provided to generate positive feedback, and negative resistance may be obtained at a wider frequency range by tuning a varactor of the LC resonator. And a boosting inductor is inserted into the positive feedback loop to have a greater negative resistance, therefore it is possible to prevent a problem in which the oscillation does not occur due to the parasitic resistance components generated during circuit fabrication.
    • 提供了一种使用电流反馈网络在无线通信终端中使用的压控振荡器(VCO)。 压控振荡器具有高输入阻抗和低输出阻抗,使得与外部负载的隔离度优异,从而防止整个振荡电路中的负载对Q因子的劣化。 在本发明的压控振荡器中,设置LC谐振器以产生正反馈,并且通过调谐LC谐振器的变容二极管可以在更宽的频率范围内获得负电阻。 并且将增压电感器插入到正反馈回路中以具有更大的负电阻,因此可以防止由于在电路制造期间产生的寄生电阻分量而不发生振荡的问题。