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    • 4. 发明申请
    • SPACER ETCH MASK FOR SONOS MEMORY
    • 用于SONOS存储器的间隔蚀刻掩模
    • WO03001601A3
    • 2003-03-13
    • PCT/US0148825
    • 2001-12-14
    • ADVANCED MICRO DEVICES INC
    • RAMSBEY MARK TDERHACOBIAN NARBEHWANG JANETHUI ANGELAPHAM TUANSUNKAVALLI RAVIRANDOLPH MARK
    • H01L21/8246H01L27/105H01L27/115
    • H01L27/11568H01L27/105H01L27/11573
    • One aspect of the present invention relates to a method of forming spacers (56) in a SONOS type nonvolatile semiconductor memory device, involving providing a substrate (40) having a core region (42) and periphery region (44), the core region (42) containing SONOS type memory cells (48) and the periphery region (44) containing gate transistors (50); implanting a first implant into the core region (42) and a first implant into the perifery region (44) of the substrate (40); forming a spacer material (52) over the substrate (40); masking the core region (42) and forming spacers (56) adjacent the gate transistors (50) in the perifery region (44); and implanting a second implant into the perifery region (44) of the substrate (40).
    • 本发明的一个方面涉及一种在SONOS型非易失性半导体存储器件中形成间隔物(56)的方法,包括提供具有芯区(42)和周边区(44)的基底(40),芯区( 42),包含SONOS型存储单元(48)和包含栅极晶体管(50)的外围区域(44); 将第一植入物植入所述芯区域(42)中并将第一植入物植入所述基底(40)的所述外围区域(44)中; 在衬底(40)上形成间隔物(52); 掩蔽所述芯区域(42)并在所述外形区域(44)中形成与所述栅极晶体管(50)相邻的间隔物(56)。 以及将第二植入物植入到所述基底(40)的外围区域(44)中。
    • 5. 发明申请
    • DOUBLE DENSED CORE GATES IN SONOS FLASH MEMORY
    • SONOS闪存中的双密封核心门
    • WO03032393A3
    • 2003-10-09
    • PCT/US0231330
    • 2002-09-30
    • ADVANCED MICRO DEVICES INC
    • SUN YUVAN BUSKIRK MICHAEL ARAMSBEY MARK T
    • H01L21/8247H01L21/8246H01L27/115H01L29/788H01L29/792H01L27/105
    • H01L27/11568H01L27/115
    • A method of forming a non-volatile semiconductor memory device, involving forming a charge trapping dielectric (114) over a substrate (112); forming a first set of memory cell gates (116) over the charge trapping dielectric (114) in a core region; forming a conformal insulation material layer (118) around the first set of memory cell gates (116); and forming a second set of memory cell gates (122) in the core region, wherein each memory cell gate of the second set of memory cell gates (122) is adjacent to at least one memory cell gate of the first set of memory cell gates (116), each memory cell gate of the first set of memory cell gates (116) is adjacent at least one memory cell gate of the second set of memory cell gates (122), and the conformal insulation material layer (118) is positioned between each adjacent memory cell gate is disclosed.
    • 一种形成非易失性半导体存储器件的方法,包括在衬底(112)上形成电荷捕获电介质(114); 在芯区域中的电荷捕获电介质(114)上形成第一组存储器单元栅极(116); 在第一组存储单元栅极(116)周围形成保形绝缘材料层(118); 以及在所述核心区域中形成第二组存储单元门(122),其中所述第二组存储单元门(122)的每个存储单元门与所述第一组存储单元门的至少一个存储单元门相邻 (116),所述第一组存储单元门(116)的每个存储单元栅极与所述第二组存储单元门(122)的至少一个存储单元栅极相邻,并且所述保形绝缘材料层(118)被定位 在每个相邻的存储单元门之间公开。
    • 6. 发明申请
    • SALICIDED GATE FOR VIRTUAL GROUND ARRAYS
    • 用于虚拟接地阵列的杀手门
    • WO03030253A3
    • 2003-08-28
    • PCT/US0230784
    • 2002-09-27
    • ADVANCED MICRO DEVICES INC
    • RAMSBEY MARK TSUN YUCHANG CHI
    • H01L21/8239H01L21/8247H01L27/105H01L27/115H01L29/788H01L29/792
    • H01L27/11526H01L27/105H01L27/1052H01L27/115H01L27/11531
    • Processes for doping and saliciding word lines (20) in a virtual ground array flash memory device without causing shorting between bit lines (26) are disclosed. According to one aspect, word lines (20) are doped prior to patterning the poly layer from which the word lines (20) are formed in the core region. Thereby, the poly layer protects the substrate between the word lines (20) from doping that could cause shorting between bit lines (26). According to another aspect, word lines (20) are exposed while spacer material, dielectric, or like material protects the substrate between word lines (20). The spacer material or dielectric prevents the substrate from becoming salicided in a manner that, like doping, could cause shorting between bit lines (26). Disclosed are virtual ground array flash memory devices with doped and salicided word lines (20), but no shorting between bit lines (26) even in virtual ground arrays where there are no oxide island isolation regions (28) between bit lines (26).
    • 公开了在虚拟接地阵列闪存器件中掺杂和助化字线(20)而不引起位线(26)之间短路的过程。 根据一个方面,在图案化在核心区域中形成字线(20)的多晶层之前,掺杂字线(20)。 从而,多晶硅层保护字线(20)之间的衬底免受可能导致位线(26)之间短路的掺杂。 根据另一方面,字线(20)被暴露,而间隔材料,电介质或类似材料保护字线(20)之间的衬底。 间隔物材料或电介质以类似于掺杂的方式防止衬底变成硅化物,从而可能导致位线(26)之间短路。 公开了具有掺杂和硅化字线(20)的虚拟接地阵列闪存器件,但即使在位线(26)之间不存在氧化物岛隔离区域(28)的虚拟接地阵列中,位线(26)之间也不短路。