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    • 3. 发明授权
    • Semiconductor processing methods of forming photoresist over silicon nitride materials
    • 在氮化硅材料上形成光致抗蚀剂的半导体加工方法
    • US06323139B1
    • 2001-11-27
    • US09457093
    • 1999-12-07
    • John T. MooreScott Jeffrey DeBoerMark FischerJ. Brett RolfsonAnnette L. MartinArdavan Niroomand
    • John T. MooreScott Jeffrey DeBoerMark FischerJ. Brett RolfsonAnnette L. MartinArdavan Niroomand
    • H01L2131
    • H01L21/0217G03F7/091H01L21/022H01L21/02271H01L21/02304H01L21/02362H01L21/0274H01L21/0332H01L21/31144H01L21/312H01L21/3185
    • In one aspect, the invention includes a semiconductor processing method, comprising: a) providing a silicon nitride material having a surface; b) forming a barrier layer over the surface of the material, the barrier layer comprising silicon and nitrogen; and c) forming a photoresist over and against the barrier layer. In another aspect, the invention includes a semiconductor processing method, comprising: a) providing a silicon nitride material having a surface; b) forming a barrier layer over the surface of the material, the barrier layer comprising silicon and nitrogen; c) forming a photoresist over and against the barrier layer; d) exposing the photoresist to a patterned beam of light to render at least one portion of the photoresist more soluble in a solvent than an other portion, the barrier layer being an antireflective surface that absorbs light passing through the photoresist; and e) exposing the photoresist to the solvent to remove the at least one portion while leaving the other portion over the barrier layer. In yet another aspect, the invention includes a semiconductor wafer assembly, comprising: a) a silicon nitride material, the material having a surface; b) a barrier layer over the surface of the material, the barrier layer comprising silicon and nitrogen; and c) a photoresist over and against the barrier layer.
    • 一方面,本发明包括半导体处理方法,包括:a)提供具有表面的氮化硅材料; b)在所述材料的表面上形成阻挡层,所述阻挡层包含硅和氮; 以及c)在所述阻挡层上形成光致抗蚀剂。 另一方面,本发明包括半导体处理方法,包括:a)提供具有表面的氮化硅材料; b)在所述材料的表面上形成阻挡层,所述阻挡层包含硅和氮; c)在阻挡层上形成光致抗蚀剂; d)将所述光致抗蚀剂暴露于图案化的光束以使所述光致抗蚀剂的至少一部分在溶剂中比其它部分更易溶,所述阻挡层是吸收通过所述光致抗蚀剂的光的抗反射表面; 以及e)将所述光致抗蚀剂暴露于所述溶剂以除去所述至少一个部分,同时将所述另一部分留在所述阻挡层上。 在另一方面,本发明包括半导体晶片组件,包括:a)氮化硅材料,该材料具有表面; b)在所述材料的表面上的阻挡层,所述阻挡层包含硅和氮; 以及c)在所述阻挡层上并抵靠所述阻挡层的光致抗蚀剂。
    • 4. 发明授权
    • Semiconductor processing method of promoting photoresist adhesion to an outer substrate layer predominately comprising silicon nitride
    • 促进光致抗蚀剂附着于外基层的半导体加工方法主要包括氮化硅
    • US06451504B2
    • 2002-09-17
    • US09773462
    • 2001-01-31
    • J. Brett RolfsonAnnette L. MartinArdavan Niroomand
    • J. Brett RolfsonAnnette L. MartinArdavan Niroomand
    • G03F700
    • H01L21/312H01L21/0217H01L21/02211H01L21/02271H01L21/02304H01L21/3185Y10S438/948
    • A semiconductor processing method of promoting adhesion of photoresist to an outer substrate layer predominately comprising silicon nitride includes, a) providing a substrate; b) providing an outer layer of Si3N4 outwardly of the substrate, the outer Si3N4 layer having an outer surface; c) covering the outer Si3N4 surface with a discrete photoresist adhesion layer; and d) depositing a layer of photoresist over the outer Si3N4 surface having the intermediate discrete adhesion layer thereover, the photoresist adhering to the Si3N4 layer with a greater degree of adhesion than would otherwise occur if the intermediate discrete adhesion layer were not present. Further, a method in accordance with the invention includes, i) providing an outer layer of Si3N4 outwardly of the substrate, the outer Si3N4 layer having an outer surface; ii) transforming the outer Si3N4 surface into a material effective to promote adhesion of photoresist to the Si3N4 layer; and iii) depositing a layer of photoresist over the transformed outer Si3N4 surface, the photoresist adhering to the Si3N4 layer with a greater degree of adhesion than would otherwise occur if the outer Si3N4 surface were not transformed.
    • 促进光致抗蚀剂对主要包含氮化硅的外基材层的粘附的半导体加工方法包括:a)提供基材; b)在衬底外部提供Si 3 N 4外层,外部Si 3 N 4层具有外表面; c)用分立的光致抗蚀剂粘合层覆盖外部Si 3 N 4表面; 以及d)在其外部具有中间离散粘合层的外部Si 3 N 4表面上沉积光致抗蚀剂层,光致抗蚀剂以比不存在中间离散粘合层的情况下更大程度地粘附于Si 3 N 4层。 此外,根据本发明的方法包括:i)在衬底外部提供Si 3 N 4的外层,外部Si 3 N 4层具有外表面; ii)将外部Si 3 N 4表面转化为有效促进光致抗蚀剂粘附到Si 3 N 4层的材料; 以及iii)在转化的外部Si 3 N 4表面上沉积光致抗蚀剂层,光致抗蚀剂以比未转变外部Si 3 N 4表面的情况下更大程度地粘附到Si 3 N 4层。
    • 6. 发明授权
    • Semiconductor processing method of promoting photoresist adhesion to an outer substrate layer predominately comprising silicon nitride
    • 促进光致抗蚀剂附着于外基层的半导体加工方法主要包括氮化硅
    • US06297171B1
    • 2001-10-02
    • US09295642
    • 1999-04-20
    • J. Brett RolfsonAnnette L. MartinArdavan Niroomand
    • J. Brett RolfsonAnnette L. MartinArdavan Niroomand
    • H01L2131
    • H01L21/312H01L21/0217H01L21/02211H01L21/02271H01L21/02304H01L21/3185Y10S438/948
    • A semiconductor processing method of promoting adhesion of photoresist to an outer substrate layer predominately comprising silicon nitride includes, a) providing a substrate; b) providing an outer layer of Si3N4 outwardly of the substrate, the outer Si3N4 layer having an outer surface; c) covering the outer Si3N4 surface with a discrete photoresist adhesion layer; and d) depositing a layer of photoresist over the outer Si3N4 surface having the intermediate discrete adhesion layer thereover, the photoresist adhering to the Si3N4 layer with a greater degree of adhesion than would otherwise occur if the intermediate discrete adhesion layer were not present. Further, a method in accordance with the invention includes, i) providing an outer layer of Si3N4 outwardly of the substrate, the outer Si3N4 layer having an outer surface; ii) transforming the outer Si3N4 surface into a material effective to promote adhesion of photoresist to the Si3N4 layer; and iii) depositing a layer of photoresist over the transformed outer Si3N4 surface, the photoresist adhering to the Si3N4 layer with a greater degree of adhesion than would otherwise occur if the outer Si3N4 surface were not transformed.
    • 促进光致抗蚀剂对主要包含氮化硅的外基材层的粘附的半导体加工方法包括:a)提供基材; b)在衬底外部提供Si 3 N 4外层,外部Si 3 N 4层具有外表面; c)用分立的光致抗蚀剂粘合层覆盖外部Si 3 N 4表面; 以及d)在其外部具有中间离散粘合层的外部Si 3 N 4表面上沉积光致抗蚀剂层,光致抗蚀剂以比不存在中间离散粘合层的情况下更大程度地粘附于Si 3 N 4层。 此外,根据本发明的方法包括:i)在衬底外部提供Si 3 N 4的外层,外部Si 3 N 4层具有外表面; ii)将外部Si 3 N 4表面转化为有效促进光致抗蚀剂粘附到Si 3 N 4层的材料; 以及iii)在转化的外部Si 3 N 4表面上沉积光致抗蚀剂层,光致抗蚀剂以比未转变外部Si 3 N 4表面的情况下更大程度地粘附到Si 3 N 4层。
    • 8. 发明授权
    • Multi-layer, attenuated phase-shifting mask
    • 多层衰减相移掩模
    • US07838183B2
    • 2010-11-23
    • US12581455
    • 2009-10-19
    • J. Brett Rolfson
    • J. Brett Rolfson
    • G03F1/00
    • G03F1/32G03F1/29
    • The present invention provides an attenuated phase shift mask (“APSM”) that, in each embodiment, includes completely transmissive regions sized and shaped to define desired semiconductor device features, slightly attenuated regions at the edges of the completely transmissive regions corresponding to isolated device features, highly attenuated regions at the edges of completely transmissive regions corresponding to closely spaced or nested device features, and completely opaque areas where it is desirable to block transmission of all radiation through the APSM. The present invention further provides methods for fabricating the APSMs according to the present invention.
    • 本发明提供了衰减相移掩模(“APSM”),其在每个实施例中包括尺寸和形状以确定期望的半导体器件特征的完全透射区域,在完全透射区域的边缘处对应于隔离的器件特征的略微衰减的区域 在完全透射区域的边缘处的高度衰减的区域对应于紧密间隔或嵌套的器件特征,以及完全不透明的区域,其中期望阻止通过APSM的所有辐射的透射。 本发明还提供了制造根据本发明的APSM的方法。
    • 10. 发明授权
    • Reticles
    • 网状物和形成掩模的方法
    • US07494750B2
    • 2009-02-24
    • US11478887
    • 2006-06-30
    • J. Brett Rolfson
    • J. Brett Rolfson
    • G03F1/00
    • G03F1/32G03F1/50G03F7/70425
    • The invention includes reticles and methods of forming reticles. In one aspect, a reticle can include a quartz-containing substrate, an attenuating layer, and an antireflective structure between the attenuating layer and the quartz-containing substrate. The invention can also include a reticle having a relatively transparent region between first and second surfaces, a relatively opaque region proximate the first surface, and a layer comprising one or both of metal fluoride and hafnium oxide proximate the first or second surface. The invention can also include methods of forming reticles in which an antireflective structure is formed over a surface of a quartz-containing substrate. The antireflective structure can comprise a Fabry-Perot pair, and in some aspects can comprise a layer containing one or both of metal fluoride and hafnium oxide.
    • 本发明包括掩模版和形成掩模版的方法。 在一个方面,掩模版可以包括含有石英的衬底,衰减层和在所述衰减层和含石英衬底之间的抗反射结构。 本发明还可以包括在第一表面和第二表面之间具有相对透明区域的掩模版,靠近第一表面的相对不透明的区域,以及在第一表面或第二表面附近包含金属氟化物和氧化铪中的一种或两种的层。 本发明还可以包括在含石英衬底的表面上形成抗反射结构的形成掩模版的方法。 抗反射结构可以包含法布里 - 珀罗对,并且在一些方面可以包含含有金属氟化物和氧化铪中的一种或两种的层。