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1. 发明授权

US4172260A Insulated gate field effect transistor with source field shield extending over multiple region channel 失效
标题翻译：绝缘栅场效应晶体管，源场屏蔽延伸到多个区域通道
公开(公告)号：US4172260A
公开(公告)日：1979-10-23
申请号：US853548
申请日：1977-11-21
申请人： Takeaki Okabe , Isao Yoshida , Shikayuki Ochi , Hidefumi Itoh , Masatomo Furumi , Toru Toyabe , Mineo Katsueda , Yukio Shirota
发明人： Takeaki Okabe , Isao Yoshida , Shikayuki Ochi , Hidefumi Itoh , Masatomo Furumi , Toru Toyabe , Mineo Katsueda , Yukio Shirota
IPC分类号： H01L21/331 , H01L29/06 , H01L29/40 , H01L29/41 , H01L29/73 , H01L29/78
CPC分类号： H01L29/404 , H01L29/7835
摘要： In an insulated gate field effect transistor having a source region and a drain region of the P-conductivity type which are disposed in surface portions of a semiconductor substrate of the N-conductivity type in a manner to be spaced apart from each other, a gate electrode being disposed through an insulating film on the substrate between the source region and the drain region, an insulated gate field effect transistor wherein said drain region is disposed apart from said gate electrode, two regions of an intermediate region and a high resistance region which are of the P-conductivity type and which successively extend from said drain region towards the side of said gate electrode are disposed in surface portions of the substrate situated between said drain region and said gate electrode, said intermediate region having an impurity concentration lower than that of said drain region, said high resistance region having an impurity concentration lower than that of said intermediate region, and a source electrode extends over and beyond said gate electrode and said high resistance region through said insulating film and terminates over said intermediate region.
摘要翻译：在绝缘栅场效应晶体管中，具有P导电类型的源区和漏区，它们以相互间隔开的方式设置在N-导电类型的半导体衬底的表面部分中，栅极电极通过源极区域和漏极区域之间的衬底上的绝缘膜设置，绝缘栅极场效应晶体管，其中所述漏极区域与所述栅电极隔开，中间区域和高电阻区域的两个区域是的P导电类型并且从所述漏极区域朝向所述栅电极的侧面依次延伸设置在位于所述漏极区域和所述栅电极之间的衬底的表面部分中，所述中间区域的杂质浓度低于所述漏极区，所述高电阻区的杂质浓度低于所述中间区的杂质浓度并且源电极通过所述绝缘膜延伸超过所述栅电极和所述高电阻区域，并且终止于所述中间区域上。

2. 发明授权

US4213140A Insulated-gate semiconductor device 失效
标题翻译：绝缘栅半导体器件
公开(公告)号：US4213140A
公开(公告)日：1980-07-15
申请号：US922371
申请日：1978-07-06
申请人： Takeaki Okabe , Isao Yoshida , Mineo Katsueda , Hidefumi Ito , Masatomo Furumi , Shikayuki Ochi
发明人： Takeaki Okabe , Isao Yoshida , Mineo Katsueda , Hidefumi Ito , Masatomo Furumi , Shikayuki Ochi
IPC分类号： H03F1/52 , H01L27/02 , H01L27/06 , H01L29/78 , H03F1/42
CPC分类号： H01L27/0251
摘要： An insulated-gate semiconductor device wherein a first region is formed in the surface of a semiconductor substrate, the first region having a conductivity type opposite to that of the substrate, two insulated-gate FET's are formed within the first region, the drain of the first insulated-gate FET and that of the second insulated-gate FET are made common, the drains are electrically connected to the first region, and the gate of the first insulated-gate FET and the source of the second insulated-gate FET, and the gate of the second insulated-gate FET and the source of the first insulated-gate FET are respectively connected, thereby to prevent the occurrence of a negative resistance.
摘要翻译：一种绝缘栅半导体器件，其中第一区域形成在半导体衬底的表面中，所述第一区域具有与衬底的导电类型相反的导电类型，在所述第一区域内形成有两个绝缘栅FET，第一绝缘栅极FET和第二绝缘栅极FET的漏极共同，漏极电连接到第一区域，第一绝缘栅极FET的栅极和第二绝缘栅极FET的源极，以及第二绝缘栅FET的栅极和第一绝缘栅FET的源极分别连接，从而防止产生负电阻。

3. 发明授权

US4599576A Insulated gate type field effect semiconductor device and a circuit employing the device 失效
标题翻译：绝缘栅型场效应半导体器件和采用该器件的电路
公开(公告)号：US4599576A
公开(公告)日：1986-07-08
申请号：US882625
申请日：1978-03-01
申请人： Isao Yoshida , Takeaki Okabe , Shikayuki Ochi , Hidefumi Ito , Masatomo Furumi , Masaru Takeuchi , Minoru Nagata
发明人： Isao Yoshida , Takeaki Okabe , Shikayuki Ochi , Hidefumi Ito , Masatomo Furumi , Masaru Takeuchi , Minoru Nagata
IPC分类号： H01L21/8238 , H01L27/02 , H01L27/092 , H01L29/78 , H03F3/30 , H03F3/16 , H03F3/18
CPC分类号： H03F3/3001 , H01L27/0251 , H01L27/092 , H01L29/78 , H01L29/7835 , H01L2224/48472 , H01L2924/1305 , H01L2924/13091
摘要： An insulated gate type field effect transistor for high power which has a low conductivity region surrounding a drain region and an offset gate region having a further lower conductivity adjoined thereto, wherein the length and impurity concentration are designed according to the electric characteristics of the transistor. A combination of P channel and N channel type transistors having substantially the same electric characteristics and an audio amplifying circuit using the combination are also disclosed.
摘要翻译：一种用于高功率的绝缘栅型场效应晶体管，其具有围绕漏极区域的低导电性区域和与其相邻的更低导电率的偏移栅极区域，其中根据晶体管的电特性设计长度和杂质浓度。还公开了具有基本相同电特性的P沟道和N沟道型晶体管的组合以及使用该组合的音频放大电路。

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