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    • 71. 发明授权
    • N-channel field effect transistor having an oblique arsenic implant for
lowered series resistance
    • 具有用于降低串联电阻的倾斜砷植入物的N沟道场效应晶体管
    • US5376566A
    • 1994-12-27
    • US152116
    • 1993-11-12
    • Fernando Gonzalez
    • Fernando Gonzalez
    • H01L21/265H01L21/336H01L21/8242H01L21/70H01L27/00
    • H01L27/10873H01L21/26586H01L29/6659H01L29/66659H01L27/10888
    • An improved N-channel field-effect transistor is fabricated by performing a vertical N- implant, aligned to the vertical edges of the gate electrode, in both the source and drain regions of the device. In a first embodiment of the invention intended for use in dynamic random access memory access devices, a dielectric spacer is then formed on the sidewall of the gate electrode adjacent the drain (i.e., the regions which functions as the bitline contact in a DRAM memory cell). A vertical N+ implant, aligned to the exposed vertical edge of that spacer, is performed, in addition to an oblique implant of an N-type impurity. The oblique implant dosage is significantly greater than the N- implant dosage, but significantly less than the N+ implant dosage. In a second embodiment of the invention intended for use in applications where the transistor has no capacitive storage node, spacers are formed on both sidewalls of the gate electrode and the N+ implant, as well as the oblique N-type implant are performed in both the source and drain regions of the device. In preferred embodiments of the invention, phosphorus is utilized as the N- implant impurity, while arsenic is utilized for the other two N-type implants. The oblique implant provides not only reduced electric field strength in the channel region, but also reduced series resistance.
    • 通过在器件的源极和漏极区域中执行与栅电极的垂直边缘对准的垂直N-注入来制造改进的N沟道场效应晶体管。 在本发明的第一实施例中,旨在用于动态随机存取存储器存取器件中,然后在邻近漏极的栅电极的侧壁上形成电介质间隔物(即,在DRAM存储器单元中用作位线接触的区域 )。 除了N型杂质的倾斜注入之外,还执行与该间隔物的暴露的垂直边缘对准的垂直N +注入。 倾斜植入剂量显着大于N-植入剂量,但显着小于N +植入剂量。 在本发明的第二个实施例中,意图用于晶体管没有电容存储节点的应用中,在栅电极和N +注入的两个侧壁上形成间隔物,以及斜面N型注入都在 源极和漏极区域。 在本发明的优选实施方案中,磷用作N-注入杂质,而砷用于其它两种N型植入物。 倾斜植入物不仅在沟道区域中提供了降低的电场强度,而且降低了串联电阻。
    • 72. 发明授权
    • Method of forming an array of finned memory cell capacitors on a
semiconductor substrate
    • 在半导体衬底上形成鳍状存储单元电容器阵列的方法
    • US5244826A
    • 1993-09-14
    • US870606
    • 1992-04-16
    • Fernando GonzalezRoger R. Lee
    • Fernando GonzalezRoger R. Lee
    • H01L21/02H01L21/8242
    • H01L27/10852H01L28/87
    • An array of finned memory cell capacitors on a semiconductor substrate includes: a) an array of electrically insulated word lines atop a semiconductor substrate; b) first and second active regions adjacent the word lines; c) capacitor storage nodes electrically connecting with the first active regions, individual capacitor storage nodes including: i) a layer of first conductive material conductively connecting with a first active region, the layer of first conductive material having opposed outer lateral edges, and ii) a layer of conductively doped storage node polysilicon overlying and conductively connecting with the layer of first conductive material, the storage node polysilicon projecting laterally outward beyond the outer lateral edges of the first conductive material to define opposing storage node capacitor fins projecting laterally above adjacent word lines; d) a layer of capacitor dielectric electrically connecting with the storage node capacitor fins; e) a layer of electrically conductive cell polysilicon electrically connecting with the capacitor dielectric layer; and f) bit lines electrically connecting with the second active regions. The invention also includes a method of forming memory cell capacitors.
    • 半导体衬底上的鳍状存储单元电容器阵列包括:a)半导体衬底顶部的电绝缘字线阵列; b)与字线相邻的第一和第二有源区; c)与第一有源区电连接的电容器存储节点,各个电容器存储节点包括:i)与第一有源区导电连接的第一导电材料层,第一导电材料层具有相对的外侧边缘,以及ii) 导电掺杂存储节点多晶硅层覆盖并与第一导电材料层导电连接,存储节点多晶硅横向向外突出超出第一导电材料的外侧边缘,以限定在相邻字线之上横向突出的相对的存储节点电容器鳍片 ; d)与存储节点电容器散热片电连接的电容器电介质层; e)与电容器介电层电连接的导电单元多晶硅层; 以及f)与第二有源区域电连接的位线。 本发明还包括形成存储单元电容器的方法。
    • 74. 发明授权
    • Record cleaning device
    • 记录清洁装置
    • US4446547A
    • 1984-05-01
    • US339843
    • 1982-01-18
    • Fernando Gonzalez
    • Fernando Gonzalez
    • G11B3/58
    • G11B3/5836
    • A record cleaning device which attaches to the tone arm of a record player for removing dust and other undesirable material from the grooves of a phonograph record without significant interferring with the normal tracking of the phonograph cartridge. The device includes a brush for brushing the undesirable material from the grooves of the phonograph record, and an elongated strip of thin, lightweight and flexible material for flexibly supporting the brush above and in contact with the grooves of the phonograph record in which the flexing action of the brush and that of the strip in relation to the brush weight allows for joint, commensurate and comparable flexing action of both during record playback. In a further embodiment a motion damper is mounted between the brush and the strip to stop energy exchange between them and to dampen feedback vibrations to the tone arm.
    • 记录清洁装置,其附接到记录播放器的色调臂,用于从留声机记录的凹槽除去灰尘和其它不期望的材料,而不会对留声机盒的正常跟踪造成明显的干扰。 该装置包括用于从留声机记录槽的刷毛不需要的材料的刷子,以及一薄的,重量轻且柔软的材料的细长带,用于在留声机记录的凹槽上方柔性地支撑刷子,并与其中的弯曲动作 的刷子和条带相对于刷子重量允许在记录回放期间两者的联合,相当和相当的弯曲动作。 在另一实施例中,运动阻尼器安装在刷子和带之间,以阻止它们之间的能量交换并且抑制对音调臂的反馈振动。
    • 76. 发明授权
    • Method for forming a self-aligned isolation structure utilizing sidewall spacers as an etch mask and remaining as a portion of the isolation structure
    • 用于形成利用侧壁间隔物作为蚀刻掩模并保留为隔离结构的一部分的自对准隔离结构的方法
    • US08173517B2
    • 2012-05-08
    • US12828868
    • 2010-07-01
    • Fernando GonzalezDavid L. ChapekRandhir P. S. Thakur
    • Fernando GonzalezDavid L. ChapekRandhir P. S. Thakur
    • H01L21/764H01L29/00
    • H01L21/76237
    • The present invention relates to methods for forming microelectronic structures in a semiconductor substrate. The method includes selectively removing dielectric material to expose a portion of an oxide overlying a semiconductor substrate. Insulating material may be formed substantially conformably over the oxide and remaining portions of the dielectric material. Spacers may be formed from the insulating material. An isolation trench etch follows the spacer etch. An optional thermal oxidation of the surfaces in the isolation trench may be performed, which may optionally be followed by doping of the bottom of the isolation trench to further isolate neighboring active regions on either side of the isolation trench. A conformal material may be formed substantially conformably over the spacer, over the remaining portions of the dielectric material, and substantially filling the isolation trench. Planarization of the conformal material may follow.
    • 本发明涉及在半导体衬底中形成微电子结构的方法。 该方法包括选择性地去除介电材料以暴露覆盖半导体衬底的氧化物的一部分。 绝缘材料可以基本上顺应地形成在电介质材料的氧化物和剩余部分上。 间隔物可以由绝缘材料形成。 隔离沟蚀刻遵循间隔物蚀刻。 可以执行隔离沟槽中的表面的可选热氧化,其可以任选地随后掺杂隔离沟槽的底部以进一步隔离隔离沟槽的任一侧上的相邻有源区。 可以在绝缘材料的剩余部分上基本上顺应地在间隔物上形成共形材料,并且基本上填充隔离沟槽。 保形材料的平面化可能遵循。
    • 77. 发明授权
    • Needle catheter
    • 针导管
    • US08152758B2
    • 2012-04-10
    • US11841470
    • 2007-08-20
    • Gregory Waimong ChanFernando GonzalezThuhuong Thi PhanDwight A. AmbatManolo LumauigMina W. Chow
    • Gregory Waimong ChanFernando GonzalezThuhuong Thi PhanDwight A. AmbatManolo LumauigMina W. Chow
    • A61M29/00
    • A61M29/00
    • An apparatus including an expandable body; at least one delivery cannula coupled to an exterior portion of the expandable body; a needle having a protuberance thereon disposed in a lumen of the at least one delivery cannula; a stop disposed in the lumen of the at least one delivery cannula at a position distal to the protuberance on the needle. A method including positioning a catheter assembly including at least one needle delivery device disposed in an at least one delivery cannula, the at least one delivery cannula having an exit end; modifying the shape of the catheter assembly to modify the orientation of the exit end of the at least one delivery cannula at a region of interest; and advancing the at least one needle delivery device beyond the exit end of the at least one delivery cannula according to a controlled orientation.
    • 一种包括可膨胀体的装置; 至少一个输送插管,其连接到所述可膨胀体的外部部分; 其上具有突起的针,其设置在所述至少一个输送插管的内腔中; 设置在所述至少一个输送套管的内腔中的位于远离所述针头上的突起的位置处的止动件。 一种方法,包括定位包括设置在至少一个输送插管中的至少一个针递送装置的导管组件,所述至少一个输送插管具有出口端; 改变导管组件的形状以改变感兴趣区域中至少一个输送插管的出口端的取向; 以及根据受控的取向将所述至少一个针输送装置推进到所述至少一个输送插管的出口端。