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    • 14. 发明授权
    • Ether monomers and polymers having multi-ring structures, and photosensitive polymers and resist compositions obtained from the same
    • 具有多环结构的醚单体和聚合物,以及由其获得的光敏聚合物和抗蚀剂组合物
    • US06962768B2
    • 2005-11-08
    • US10799025
    • 2004-03-12
    • Hyun-Woo KimSang-Gyun Woo
    • Hyun-Woo KimSang-Gyun Woo
    • G03F7/039C08F16/18C08F20/22C08F220/22C08F234/02G03F7/004G03F7/027C07D311/78C08F34/02
    • G03F7/0046C07D311/78C08F34/02G03F7/0395Y10S430/106Y10S430/108Y10S430/115
    • Provided are a variety of monomers suitable of producing photosensitive polymers, that are in turn, useful in photoresist compositions, through radical (cationic) polymerization including at least one multi-ring alkenyl ethers and one α-fluorinated acrylate. The resulting photoresist compositions exhibit both acceptable resistance to dry etching processing and light transmittance suitable for use with various light sources such as KrF excimer lasers, ArF excimer lasers or F2 excimer lasers, in a photolithography process to produce fine photoresist patterns. In addition to the multi-ring alkenyl ethers and α-fluorinated acrylates, additional monomers comprising one or more cyclic aliphatic and heterocyclic compounds, both unsubstituted and substituted, in particular dihydropyrans, may be incorporated into the photosensitive polymers. Photosensitive polymers can then be produced by combining these various monomer units to form copolymers, terpolymers and higher order polymers, an exemplary embodiment of which may be generally represented by the formula V:
    • 提供适合于通过包括至少一个多环烯基醚和一个α-氟化丙烯酸酯的自由基(阳离子)聚合生产光敏聚合物的各种单体,其又可用于光致抗蚀剂组合物。 所得光致抗蚀剂组合物在光刻工艺中表现出可接受的干蚀刻处理耐受性和适用于各种光源(例如KrF准分子激光器,ArF准分子激光器或F 2/2准分子激光器)的光透射率,以产生 精细的光刻胶图案。 除了多环烯基醚和α-氟化丙烯酸酯之外,还可以将包含一种或多种环状脂族和杂环化合物,未取代的和取代的,特别是二氢吡喃的附加单体引入光敏聚合物中。 然后可以通过组合这些各种单体单元以形成共聚物,三元共聚物和更高级的聚合物来生产光敏聚合物,其典型的实施方案通常可以由式V表示:
    • 20. 发明申请
    • Apparatus and method for coding and decoding residual signal
    • 剩余信号编码和解码的装置和方法
    • US20060277040A1
    • 2006-12-07
    • US11441955
    • 2006-05-26
    • Jong-Mo SungHyun-Woo KimMi-Suk LeeDo-Young Kim
    • Jong-Mo SungHyun-Woo KimMi-Suk LeeDo-Young Kim
    • G10L19/00
    • G10L21/038G10L19/0212G10L19/035G10L19/06G10L19/24
    • Provided is a residual signal coding/decoding apparatus and method. The residual signal coding apparatus includes a transformer, an LPC coefficient extractor, an LPC coefficient quantizer, an LP analysis filter, a band splitter, a pulse searcher, and a pulse quantizer. The transformer transforms time-domain residual signals into a frequency domain to output transform coefficients. The LPC coefficient extractor extracts LPC coefficients from the transform coefficients. The LPC coefficient quantizer quantizes the LPC coefficients to output quantized LPC coefficients and corresponding indices. The LP analysis filter performs an LP analysis on the transform coefficients to output LP residual transform coefficients. The band splitter splits the LP residual transform coefficients into bands to output the LP residual transform coefficients. The pulse searcher searches the LP residual transform coefficients for the respective bands to select optimal pulses and output parameters of the optimal pulses. The pulse quantizer quantizes the parameters of the optimal pulses.
    • 提供了一种残留信号编码/解码装置和方法。 残余信号编码装置包括变压器,LPC系数提取器,LPC系数量化器,LP分析滤波器,带分离器,脉冲搜索器和脉冲量化器。 变压器将时域残差信号变换为频域,输出变换系数。 LPC系数提取器从变换系数中提取LPC系数。 LPC系数量化器量化LPC系数以输出量化的LPC系数和相应的索引。 LP分析滤波器对变换系数执行LP分析以输出LP残差变换系数。 频带分离器将LP残差变换系数分解成频带以输出LP残差变换系数。 脉冲搜索器搜索各个频带的LP残差变换系数,以选择最佳脉冲和最佳脉冲的输出参数。 脉冲量化器对最佳脉冲的参数进行量化。