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    • 1. 发明申请
    • Apparatus and method of etching a semiconductor substrate
    • 蚀刻半导体衬底的设备和方法
    • US20080096393A1
    • 2008-04-24
    • US11907081
    • 2007-10-09
    • In-Gi KimDae-Hyuk ChungDae-Hyuk Kang
    • In-Gi KimDae-Hyuk ChungDae-Hyuk Kang
    • H01L21/461
    • H01L21/31111H01L21/67086H01L21/76224
    • An apparatus for etching a semiconductor substrate may include a bath, a reaction preventing layer, and a nozzle. The bath may receive a chemical solution. Grooves may be formed at the inner wall of the bath. The reaction preventing layer may be formed on the inner wall and in the grooves of the bath to reduce or prevent a chemical reaction between the chemical solution and the bath. The nozzle may supply the chemical solution to the bath. In a method of etching a semiconductor substrate, the semiconductor substrate having trench structures and an insulation layer pattern may be prepared. The semiconductor substrate may then be dipped into the bath having the reaction preventing layer in which the chemical solution is received. The semiconductor substrate may be reacted with the chemical solution by blocking the chemical reaction between the chemical solution and the bath to etch the insulation layer pattern and the trench structure at a uniform rate.
    • 用于蚀刻半导体衬底的设备可以包括浴,反应防止层和喷嘴。 浴可以接受化学溶液。 槽可以形成在浴的内壁。 反应防止层可以形成在浴的内壁和凹槽中,以减少或防止化学溶液和浴之间的化学反应。 喷嘴可以将化学溶液供应到浴中。 在蚀刻半导体衬底的方法中,可以制备具有沟槽结构和绝缘层图案的半导体衬底。 然后将半导体衬底浸入具有接收化学溶液的反应防止层的浴中。 半导体衬底可以通过阻止化学溶液和浴之间的化学反应与化学溶液反应,以均匀的速率蚀刻绝缘层图案和沟槽结构。
    • 6. 发明授权
    • Method of treating and removing a photoresist pattern and method of manufacturing a semiconductor device using the same
    • 处理和除去光致抗蚀剂图案的方法和使用其制造半导体器件的方法
    • US07527921B2
    • 2009-05-05
    • US11475154
    • 2006-06-27
    • Dae-Hyuk ChungDae-Keun KangSe-Ho Cha
    • Dae-Hyuk ChungDae-Keun KangSe-Ho Cha
    • G03C5/18G03C5/26B08B3/00
    • G03F7/423G03F7/422H01L21/31133H01L21/31138H01L27/10814H01L27/10855H01L28/90
    • Example embodiments of the present invention relate to methods of treating and removing a photoresist pattern and a method of manufacturing a semiconductor device using the same. Other example embodiments of the present invention relate to a method of treating a photoresist pattern and a method of removing a photoresist pattern formed using a photoresist composition suitable for argon fluoride (ArF). In a method of removing a photoresist pattern, an ozone vapor including a water vapor and an ozone gas may be provided onto the photoresist pattern to remove a hydrophobic group from a photoresist resin included in the photoresist pattern. A cleaning solution may be provided to make the photoresist pattern water-soluble. A cleaning process may be performed on the photoresist pattern to remove the photoresist pattern. The photoresist pattern may be effectively removed without an increased processing time and/or damage to a substrate.
    • 本发明的示例性实施方案涉及处理和除去光致抗蚀剂图案的方法以及使用其制造半导体器件的方法。 本发明的其它示例性实施方案涉及一种处理光致抗蚀剂图案的方法和使用适用于氟化氩(ArF)的光致抗蚀剂组合物形成的光致抗蚀剂图案的方法。 在去除光致抗蚀剂图案的方法中,可以在光致抗蚀剂图案上提供包括水蒸气和臭氧气体的臭氧蒸气以从包含在光致抗蚀剂图案中的光致抗蚀剂树脂除去疏水基团。 可以提供清洁溶液以使光致抗蚀剂图案具有水溶性。 可以在光致抗蚀剂图案上进行清洁处理以除去光致抗蚀剂图案。 可以有效地去除光致抗蚀剂图案,而不会增加处理时间和/或对基板的损坏。