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    • 2. 发明专利
    • Development method
    • 发展方式
    • JP2005101497A
    • 2005-04-14
    • JP2004032897
    • 2004-02-10
    • Mosel Vitelic Incモーゼル ヴィテリック インコーポレイテッド
    • LIN CHEN TANGYEH CHUNG CHIHPENG KO WEIWU MING FENG
    • G03F7/30G03B27/42G03D5/00H01L21/02H01L21/027
    • G03D5/00
    • PROBLEM TO BE SOLVED: To effectively prevent a developer solution from remaining on a wafer while avoiding the defects related to conventional technologies.
      SOLUTION: A wafer provided with an exposure photoresist is arranged in a reactive space provided for a developing process. The surface of wafer is coated with a developer solution, and the wafer is rotated. The upper and lower surfaces of the wafer are cleaned, and cleaning of the upper surface of the wafer is stopped for a specified period while the lower surface is continued to be cleaned. The wafer provided with the exposure photoresist is disposed on the chuck of a coating equipment, and the surface of wafer is coated with the developer solution. The wafer is rotated to degas the coating equipment so that a water wall is formed between the wafer and the outer wall of a groove. The upper and lower surfaces of the wafer are cleaned by a nozzle, and cleaning of the upper surface of the wafer is stopped for a specified period while cleaning of the lower surface is continued, thus the contamination remaining on the lower surface of the wafer is removed.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:有效地防止显影剂溶液残留在晶片上,同时避免与常规技术相关的缺陷。 解决方案:设置有曝光光刻胶的晶片布置在为显影过程提供的反应空间中。 用显影剂溶液涂覆晶片的表面,并旋转晶片。 清洁晶片的上表面和下表面,并且在继续清洁下表面的同时,将晶片的上表面的清洁停止指定的时间。 设置有曝光光致抗蚀剂的晶片设置在涂布设备的卡盘上,并且用显影剂溶液涂覆晶片的表面。 旋转晶片以使涂层设备脱气,从而在晶片和凹槽的外壁之间形成水壁。 晶片的上表面和下表面通过喷嘴清洁,并且在继续清洁下表面的同时清洁晶片的上表面达指定时间,因此残留在晶片下表面上的污染物为 除去。 版权所有(C)2005,JPO&NCIPI
    • 3. 发明专利
    • Method for manufacturing integrated circuit
    • 制造集成电路的方法
    • JP2005051244A
    • 2005-02-24
    • JP2004221666
    • 2004-07-29
    • Mosel Vitelic Incモーゼル ヴィテリック インコーポレイテッド
    • DING YI
    • H01L27/10H01L21/82H01L21/8239H01L21/8247H01L27/115H01L29/78H01L29/788H01L29/792
    • PROBLEM TO BE SOLVED: To provide a novel method for manufacturing an integrated circuit, having a non-volatile memory cell having a first conductive gate, a second conductive gate, and a conductive floating gate isolated from one another.
      SOLUTION: A first conductive gate is formed on a semiconductor base layer; a dielectric is formed on the sidewall of the first conductive gate to isolate the gate from a floating gate; a floating gate layer which has a part of the floating gate is formed on the first conductive gate; the floating gate layer is removed from at least part of the first conductive gate; a second conductive gate layer is formed on the floating gate layer to give at least part of the second conductive gate having a protruding portion on the first conductive gate; a layer L1 is formed on the second conductive gate layer in such a way that the protruding portion is exposed and the second conductive gate layer is not covered completely by the layer L1; the second conductive gate layer is partially removed selectively at a portion P1 for the layer L1 and thus the second conductive gate layer is removed from at least part of the first conductive gate, a layer L2 is formed on the second conductive gate layer near the first conductive gate, and the second conductive gate layer and the floating gate layer are removed at least partially with respect to the layer L2.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种用于制造集成电路的新颖方法,其具有具有彼此隔离的第一导电栅极,第二导电栅极和导电浮栅的非易失性存储单元。 解决方案:第一导电栅极形成在半导体基底层上; 电介质形成在第一导电栅极的侧壁上以将栅极与浮动栅极隔离; 在第一导电栅极上形成具有浮置栅极的一部分的浮栅层; 从第一导电栅极的至少一部分去除浮栅层; 在所述浮栅上形成第二导电栅极层,以使所述第二导电栅极的至少一部分在所述第一导电栅极上具有突出部分; 在第二导电栅极层上形成层L1,使得突出部分露出,并且第二导电栅极层未被层L1完全覆盖; 在层L1的部分P1处选择性地部分地去除第二导电栅极层,因此从第一导电栅极的至少一部分去除第二导电栅极层,在靠近第一导电栅极的第二导电栅极层上形成层L2 导电栅极,并且至少部分地相对于层L2去除第二导电栅极层和浮置栅极层。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Method for decreasing influence of reflection in execution process of photolithography method
    • 降低光刻方法执行反射影响的方法
    • JP2000075491A
    • 2000-03-14
    • JP24504998
    • 1998-08-31
    • Mosel Vitelic IncPromos Technol IncSiemens Agシーメンス・アクチェンゲゼルシャフトプロモス.テクノロジイズ.インコーポレイテッドモーゼル.ヴァイテリック.インコーポレイテッド
    • WEN-PIN ENCHIA-RIN KUU
    • G03F7/11G03F7/09H01L21/027
    • H01L21/0276G03F7/091
    • PROBLEM TO BE SOLVED: To prevent the occurrence of a problem associated with undesirable reflection by effectively controlling the intensity of the reflected ray to be encountered in the execution process of a photolithography method by using a guide material antireflection coating (DARC) layer. SOLUTION: The DARC layer 32 is formed by plasma CVD using SiH4 and H2O deposited by evaporation on a primer coating layer 31 as reactetants. The DARC layer 32 is composed of an SixOyNz material. If the compsn. of the DARC layer 32 is achieved by changing the amts. of the material compsn. (x, y, z) by regulation of the flow rate and processing time of reactive gases during the time of the plasma CVD, optical interference is eventually induced when the incident ray transmits the DARC layer 32 and the reflection is lessened to the max. possible extent. In such a case, the inlet of the incident ray 40 eventually forms a reflected ray 43 and a reflected ray 44. Similarly, the DARC layer 32 gives rise to absorption and phase fluctuation in the reflected ray 44 and as a result thereof, the phase fluctuation does not eventually occur when the reflected ray 44 is coupled to the reflected ray 43.
    • 要解决的问题:通过使用引导材料抗反射涂层(DARC)层,通过有效地控制在光刻方法的执行过程中遇到的反射光线的强度来防止与不期望的反射相关的问题的发生。 解决方案:DARC层32通过等离子体CVD形成,其中使用通过蒸发沉积的SiH 4和H 2作为反应物在底漆涂层31上形成。 DARC层32由SixOyNz材料组成。 如果compsn。 的DARC层32是通过改变amts实现的。 的材料组成。 (x,y,z)通过调节等离子体CVD期间的反应气体的流速和处理时间,当入射光线透射DARC层32并且反射减小到最大值时,最终引起光学干涉。 可能的程度 在这种情况下,入射光线40的入口最终形成反射光线43和反射光线44.类似地,DARC层32引起反射光线44中的吸收和相位波动,结果是相位 当反射光线44耦合到反射光线43时,不会发生波动。