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    • 1. 发明申请
    • SEMICONDUCTOR DEVICE
    • 半导体器件
    • US20150295051A1
    • 2015-10-15
    • US14668154
    • 2015-03-25
    • NXP B.V.
    • Johannes Josephus Theodorus Marinus DonkersHans Broekman
    • H01L29/20H01L29/778H01L29/66H01L29/205
    • H01L29/2003H01L29/205H01L29/42316H01L29/452H01L29/66431H01L29/66462H01L29/778H01L29/7786
    • A semiconductor device (100, 100′, 100″) and a method for manufacturing a semiconductor device (100, 100′, 100″). The semiconductor device (100, 100′, 100″) includes a substrate (104, 106), a GaN layer (112), and an AlGaN layer (114). The GaN layer (112) is located between the substrate (104, 106) and the AlGaN layer (114). The device further includes at least one contact (130, 132, 134), comprising a central portion (150) and an edge portion (152), and a passivation layer (160) located at least between the edge portion (152) of the contact (130, 132, 134) and the AlGaN layer (114). The edge portion (152) is spaced apart from an upper surface of the passivation layer (160). The edge portion (152) may be spaced apart from the passivation layer (160) by a further layer (170) or by an air gap (172).
    • 半导体器件(100,100',100“)和半导体器件(100,100',100”)的制造方法。 半导体器件(100,100',100“)包括衬底(104,106),GaN层(112)和AlGaN层(114)。 GaN层(112)位于衬底(104,106)和AlGaN层(114)之间。 所述装置还包括至少一个包括中心部分(150)和边缘部分(152)的触点(130,132,134),以及至少位于所述边缘部分(152)的边缘部分(152)之间的钝化层 接触(130,132,134)和AlGaN层(114)。 边缘部分(152)与钝化层(160)的上表面间隔开。 边缘部分(152)可以通过另外的层(170)或气隙(172)与钝化层(160)间隔开。
    • 3. 发明授权
    • Semiconductor heterojunction device
    • 半导体异质结装置
    • US09385226B2
    • 2016-07-05
    • US14613182
    • 2015-02-03
    • NXP B.V.
    • Johannes Josephus Theodorus Marinus DonkersGodefridus Adrianus Maria HurkxStephan Bastiaan Simon HeilMichael Antoine Armand in 't Zandt
    • H01L29/15H01L29/778H01L29/20H01L29/201H01L29/205H01L23/31H01L29/872H01L29/267H01L29/40
    • H01L29/7787H01L23/3171H01L29/2003H01L29/201H01L29/205H01L29/267H01L29/405H01L29/872H01L2924/0002H01L2924/00
    • A heterojunction semiconductor device (200) comprising a substrate (202) and a multilayer structure disposed on the substrate. The multilayer structure comprising a first layer (204), which comprises a first semiconductor disposed on top of the substrate, and a second layer (206), which comprises a second semiconductor disposed on top of the first layer to define an interface between the first layer and the second layer. The second semiconductor is different from the first semiconductor such that a Two-Dimensional Electron Gas (220) forms adjacent to the interface. The multilayer structure also comprising a passivation layer, which comprises a semiconductor passivation layer (208) disposed on top of the second layer. The heterojunction semiconductor device also includes a first terminal (210) electrically coupled to a first area of the heterojunction semiconductor device; and a second terminal (212) electrically coupled to a second area of the heterojunction semiconductor device. The second terminal (212) is electrically coupled to the semiconductor passivation layer such that electric charge can flow into the second terminal (212) from the semiconductor passivation layer (208).
    • 一种异质结半导体器件(200),包括衬底(202)和设置在衬底上的多层结构。 所述多层结构包括第一层(204),其包括设置在所述衬底顶部上的第一半导体和第二层(206),所述第二层(206)包括设置在所述第一层顶部上以限定所述第一层 层和第二层。 第二半导体与第一半导体不同,使得邻近界面形成二维电子气(220)。 多层结构还包括钝化层,其包括设置在第二层顶部上的半导体钝化层(208)。 异质结半导体器件还包括电耦合到异质结半导体器件的第一区域的第一端子(210) 以及电耦合到异质结半导体器件的第二区域的第二端子(212)。 第二端子(212)电耦合到半导体钝化层,使得电荷可以从半导体钝化层(208)流入第二端子(212)。
    • 8. 发明授权
    • Method of manufacturing IC comprising a bipolar transistor and IC
    • 制造包括双极晶体管和IC的IC的方法
    • US09431524B2
    • 2016-08-30
    • US14524365
    • 2014-10-27
    • NXP B.V.
    • Johannes Josephus Theodorus Marinus DonkersPetrus Hubertus Cornelis MagneeBlandine DuriezEvelyne GrideletHans MertensTony Vanhoucke
    • H01L31/072H01L31/109H01L29/737H01L21/8249H01L29/66H01L27/06H01L29/10H01L29/161H01L29/165H01L29/45
    • H01L29/7378H01L21/8249H01L27/0623H01L29/1004H01L29/161H01L29/165H01L29/456H01L29/66242
    • Disclosed is a method of manufacturing an integrated circuit comprising a bipolar transistor, the method comprising providing a substrate (10) comprising a pair of first isolation regions (12) separated from each other by an active region (11) comprising a collector impurity said bipolar transistor; forming a base layer stack (14, 14′) over said substrate; forming a further stack of a migration layer (15) having a first migration temperature and an etch stop layer (20) over said base layer stack (14); forming a base contact layer (16) having a second migration temperature over the further stack, the second migration temperature being higher than the first migration temperature; etching an emitter window (28) in the base contact layer over the active region, said etching step terminating at the etch stop layer; at least partially removing the etch stop layer, thereby forming cavities (29) extending from the emitter window in between the base contact layer and the redistribution layer; and exposing the resultant structure to the first migration temperature in a hydrogen atmosphere, thereby filling the cavities with the migration layer material. An IC comprising such a bipolar transistor is also disclosed.
    • 公开了一种制造包括双极晶体管的集成电路的方法,所述方法包括提供包括一对第一隔离区(12)的衬底(10),所述第一隔离区(12)通过包含集电极杂质的有源区(11)彼此分离,所述有源区 晶体管 在所述衬底上形成基层叠层(14,14'); 在所述基层堆叠(14)上方形成具有第一迁移温度和蚀刻停止层(20)的迁移层(15)的另一叠层; 形成具有超过另一堆叠的第二迁移温度的基底接触层(16),所述第二迁移温度高于所述第一迁移温度; 在所述有源区上蚀刻所述基极接触层中的发射极窗口(28),所述蚀刻步骤终止于所述蚀刻停止层; 至少部分地去除所述蚀刻停止层,从而形成从所述基底接触层和所述再分布层之间的所述发射窗延伸的空腔(29) 并在氢气氛中将所得结构暴露于第一迁移温度,由此用迁移层材料填充空腔。 还公开了包括这种双极晶体管的IC。
    • 10. 发明授权
    • Bipolar transistor manufacturing method, bipolar transistor and integrated circuit
    • 双极晶体管制造方法,双极晶体管和集成电路
    • US08946042B2
    • 2015-02-03
    • US14177880
    • 2014-02-11
    • NXP B.V.
    • Evelyne GrideletJohannes Josephus Theodorus Marinus DonkersTony VanhouckePetrus Hubertus Cornelis MagneeHans MertensBlandine Duriez
    • H01L29/72H01L29/732H01L29/66H01L29/737
    • H01L29/732H01L29/66242H01L29/7378
    • Disclosed is a method of manufacturing a bipolar transistor, comprising providing a substrate (10) comprising a first isolation region (12) separated from a second isolation region by an active region (11) comprising a collector impurity; forming a layer stack over said substrate, said layer stack comprising a base layer (14, 14′), a silicon capping layer (15) over said base layer and a silicon-germanium (SiGe) base contact layer (40) over said silicon capping layer; etching the SiGe base contact layer to form an emitter window (50) over the collector impurity, wherein the silicon emitter cap layer is used as etch stop layer; forming sidewall spacers (22) in the emitter window; and filling the emitter window with an emitter material (24). A bipolar transistor manufactured in accordance with this method and an IC comprising one or more of such bipolar transistors are also disclosed.
    • 公开了一种制造双极晶体管的方法,包括提供包括通过包括集电极杂质的有源区(11)与第二隔离区分离的第一隔离区(12)的衬底(10) 在所述衬底上形成层堆叠,所述层堆叠包括在所述基底层上方的基底层(14,14'),硅覆盖层(15)和位于所述硅上的硅 - 锗(SiGe)基底接触层(40) 盖层; 蚀刻SiGe基极接触层以在集电极杂质上形成发射极窗口(50),其中硅发射极盖层用作蚀刻停止层; 在发射器窗口中形成侧壁间隔物(22); 以及用发射体材料(24)填充发射器窗口。 还公开了根据该方法制造的双极晶体管和包括一个或多个这样的双极晶体管的IC。