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    • 2. 发明申请
    • METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE OBTAINED BY MEANS OF SAID METHOD
    • 制造半导体器件的方法和通过方法获得的半导体器件
    • WO2006117734A1
    • 2006-11-09
    • PCT/IB2006/051329
    • 2006-04-28
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.MEUNIER-BEILLARD, PhilippeSONSKY, Jan
    • MEUNIER-BEILLARD, PhilippeSONSKY, Jan
    • H01L21/762
    • H01L29/1054H01L21/76264H01L29/66575H01L29/78
    • The invention relates to a method of manufacturing a semiconductor device (10) comprising a substrate (11) and a semiconductor body (12) in which at least one semiconductor element (1) is formed, wherein on the substrate (11) a semiconductor layer (2) is formed comprising a mixed crystal of silicon and germanium, further called the silicon- germanium layer (2) and having a lower surface close to the substrate (11) and an upper surface more remote from the substrate (11), and wherein the silicon-germanium layer (2) is subjected to an oxidizing treatment at a surface of the silicon-germanium layer (2) while the other surface of the silicon-germanium layer (2) is protected against the oxidizing treatment by a blocking layer (3). According to the invention, the blocking layer (3) is formed on the upper surface of the silicon-germanium layer (2), a cavity (5) is formed in the semiconductor body below the silicon-germanium layer (2) and the lower surface of the silicon-germanium layer (2) is subjected to the oxidizing treatment through the cavity (2). In this way, a device 10 may be obtained in which the surface of the silicon-germanium layer (2) after the oxidizing treatment does not suffer from roughening and/or germanium pile up. This enables e.g. to manufacture in particular a MOSFET on top of or in the silicon-germanium layer (2) with excellent properties and high yield.
    • 本发明涉及一种制造半导体器件(10)的方法,该半导体器件(10)包括其中形成有至少一个半导体元件(1)的衬底(11)和半导体本体(12),其中在衬底(11)上形成半导体层 (2)形成,其包含硅和锗的混合晶体,进一步称为硅 - 锗层(2),并且具有靠近基板(11)的下表面和更远离基板(11)的上表面,以及 其中所述硅 - 锗层(2)在所述硅 - 锗层(2)的表面进行氧化处理,同时所述硅 - 锗层(2)的另一个表面被阻挡层 (3)。 根据本发明,在硅 - 锗层(2)的上表面上形成阻挡层(3),在硅 - 锗层(2)下面的半导体本体中形成空腔(5),下层 硅 - 锗层(2)的表面通过空腔(2)进行氧化处理。 以这种方式,可以获得其中氧化处理后的硅 - 锗层(2)的表面不会遭受粗糙化和/或锗堆积的器件10。 这使得例如。 特别是在硅 - 锗层(2)之上或之上制造具有优异性能和高产率的MOSFET。
    • 3. 发明申请
    • METHOD OF MANUFACTURING A BIPOLAR TRANSISTOR
    • 制造双极晶体管的方法
    • WO2007105155A1
    • 2007-09-20
    • PCT/IB2007/050786
    • 2007-03-09
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.INTERUNIVERSITAIR MICROELEKTRONICA CENTRUM VZWVAN NOORT, Wibo, D.SONSKY, JanPIONTEK, Andreas, M.
    • VAN NOORT, Wibo, D.SONSKY, JanPIONTEK, Andreas, M.
    • H01L21/331H01L29/08H01L29/732
    • H01L29/7378H01L29/0826H01L29/66242H01L29/66272H01L29/7322H01L29/7371
    • The invention relates to a method of manufacturing a bipolar transistor on a semiconductor substrate (11) which is provided with a first, a second and a third layer (1,2,3) of a first, second and third semiconductor material respectively, all of a first conductivity type. A first portion of the second layer (2) is transformed into a buried isolation region (15) comprising a first electrically insulating material. A first semiconductor region (6) of the first conductivity type, comprising, for example, a collector region, is formed from a second portion of the second layer (2) adjoining the buried isolation region (15) and a portion of the first layer (1) adjoining the second portion of the second layer (2). Then a base region (7) is formed on the buried isolation region (15) and on the first semiconductor region (6) by transforming the third layer (3) into a second conductivity type, which is opposite to the first conductivity type. Thereafter a second semiconductor region (8) of the first conductivity type, comprising, for example, an emitter region, is formed on a part of the base region (7). This method provides for the formation of a bipolar transistor with an advantageous decrease of the extrinsic collector to base region (6,7) capacitance by the fact that the value of this capacitance is mainly determined by the buried isolation region (15) which has a substantially lower dielectric constant than that of the collector to base region (6,7) junction.
    • 本发明涉及在半导体衬底(11)上制造双极晶体管的方法,该半导体衬底分别具有第一,第二和第三半导体材料的第一层,第二层和第三层(1,2,3),全部 的第一导电类型。 第二层(2)的第一部分被转换成包括第一电绝缘材料的掩埋隔离区域(15)。 第一导电类型的第一半导体区域(6)由包括例如集电极区域的第一半导体区域(6)由毗邻掩埋隔离区域(15)的第二层(2)的第二部分和第一层 (1)邻接第二层(2)的第二部分。 然后,通过将第三层(3)转换成与第一导电类型相反的第二导电类型,在掩埋隔离区(15)和第一半导体区(6)上形成基极区(7)。 此后,在基极区域(7)的一部分上形成第一导电类型的第二半导体区域(8),包括例如发射极区域。 该方法通过以下事实提供形成双极晶体管,该双极晶体管有利地减少了外部集电极到基极区域(6,7)的电容,因为该电容的值主要由掩埋隔离区域(15)确定,该掩埋隔离区域 基本上低于集电极到基极区(6,7)结的介电常数。
    • 5. 发明申请
    • METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE OBTAINED WITH SUCH A METHOD
    • 制造半导体器件的方法和采用这种方法获得的半导体器件
    • WO2007000690A1
    • 2007-01-04
    • PCT/IB2006/052013
    • 2006-06-21
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.SONSKY, JanMEUNIER-BEILLARD, PhilippeVAN DALEN, RobWILLEMSEN, Marnix, B.
    • SONSKY, JanMEUNIER-BEILLARD, PhilippeVAN DALEN, RobWILLEMSEN, Marnix, B.
    • H01L29/786H01L27/06H01L29/423
    • H01L29/78696B82Y20/00H01L29/42384H01L29/78645H01L31/035236H01L31/1812Y02E10/50
    • Method of manufacturing a semiconductor device and semiconductor device obtained with such a method. The invention relates to a method of manufacturing a semiconductor device (10) with a substrate (11) and a semiconductor body (12) of silicon which is provided with at least one semiconductor element, wherein in the semiconductor body (12) a semiconductor region (1) of a material comprising a mixed crystal of silicon and another group IV element is formed which semiconductor region (1,111) is buried by a silicon layer (2). According to the invention on a surface of the semiconductor body (12) a mask (3) comprising an opening (4) is provided, the semiconductor region (1,111) of the material comprising a mixed crystal of silicon and another group IV element is selectively deposited in the opening (4,44), the mask (3,33) is at least partly removed, and subsequently the silicon layer (2) is deposited uniformly on the surface of the semiconductor body (12). In this way various high-quality devices can be obtained. The semiconductor region (1,111) preferably comprises SiGe and may form part of the device (10) or may be sacrificed in order to form an insulating or conducting region in the device (10).
    • 利用这种方法制造半导体器件和半导体器件的制造方法。 本发明涉及一种制造半导体器件(10)的方法,所述半导体器件(10)具有衬底(11)和设置有至少一个半导体元件的硅半导体本体(12),其中半导体本体(12)中的半导体区域 形成包含硅和另一IV族元素的混晶的材料(1),该半导体区(1,111)被硅层(2)掩埋。 根据本发明,在半导体本体(12)的表面上设置包括开口(4)的掩模(3),包括硅和另一IV族元素的混晶的材料的半导体区域(1,111)是选择性地 沉积在开口(4,44)中,掩模(3,33)被至少部分去除,随后硅层(2)均匀地沉积在半导体本体(12)的表面上。 以这种方式可以获得各种高质量的装置。 半导体区域(1,111)优选地包括SiGe并且可以形成器件(10)的一部分,或者可以被牺牲以在器件(10)中形成绝缘或导电区域。
    • 10. 发明申请
    • SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SUCH A DEVICE
    • 半导体器件及其制造方法
    • WO2010046794A1
    • 2010-04-29
    • PCT/IB2009/054360
    • 2009-10-06
    • NXP B.V.SONSKY, JanHERINGA, Anco
    • SONSKY, JanHERINGA, Anco
    • H01L29/78H01L29/06H01L29/423
    • H01L29/7835H01L29/0653H01L29/0692H01L29/42364H01L29/4238H01L29/66659
    • A semiconductor device eg. a MOSFET (1) comprising a substrate (40) including a first region (18) and a second region (16) of a first conductivity type and a third region (42) between the first and second regions of a type opposite to the first conductivity type, and being covered by a dielectric layer (20), a plurality of trenches (12) laterally extending between the third and second region, said trenches being filled with an insulating material, and being separated by active stripes (14) comprising a doping profile having a depth not exceeding the depth of the trenches wherein each trench terminates before reaching the dielectric layer (20),namely is separated from the third region by a substrate portion (26) such that the respective boundaries between the substrate portions and the trenches are not covered by the dielectric layer. A method for manufacturing such a semiconductor device is also disclosed.
    • 半导体器件例如 包括基板(40)的MOSFET(1),所述基板(40)包括第一导电类型的第一区域(18)和第二区域(16)和位于第一和第二区域之间的第三区域 导电类型,并被介电层(20)覆盖,在第三和第二区域之间横向延伸的多个沟槽(12),所述沟槽填充有绝缘材料,并且由有源条纹(14)分离,包括 掺杂分布具有不超过沟槽深度的深度,其中每个沟槽在到达电介质层(20)之前终止,即通过衬底部分(26)从第三区域分离,使得衬底部分和 沟槽不被电介质层覆盖。 还公开了一种用于制造这种半导体器件的方法。