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公开(公告)号:JP2001244477A
公开(公告)日:2001-09-07
申请号:JP2001017463
申请日:2001-01-25
Applicant: IBM
Inventor: SCOTT CLAUDER , SCHEPIS DOMINIC J , MELANIE J SHERONY
IPC: H01L29/78 , H01L21/265 , H01L21/336 , H01L29/786
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming a semiconductor device having an SOI structure operating by improved performance compared to a conventional SOI device, by forming a junction leaking path which consistently and effectively diffuses a main body charge during the operation of the device in the source area and the drain area of SOI structure. SOLUTION: The semiconductor device of SOI structure has a source area and a drain area, which are formed by injecting silicon or germanium ions in a silicon layer and which are made to be amorphous. The completely amorphous source area and the drain area, bring permanent crystal defects and diffuse a charge in a device main body. Thus, the leak of a p-n junction improving the whole efficiency and performance of the device is generated.
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公开(公告)号:MY133983A
公开(公告)日:2007-11-30
申请号:MYPI20012657
申请日:2001-06-06
Applicant: IBM
Inventor: JAMES A CULP , JAWAHAR P NAYAK , WERNER A RAUSCH , MELANIE J SHERONY , STEVEN H VOLDMAN , NOAH D ZAMDMER
IPC: H01L27/04 , H01L21/822 , H01L29/76 , H01L29/10 , H01L29/49 , H01L29/78 , H01L29/786 , H01L29/861
Abstract: A SEMICONDUCTOR CHIP INCLUDES A SEMICONDUCTOR SUBSTRATE HAVING A RECTIFYING CONTACT DIFFUSION AND A NON-RECTIFYING CONTACT DIFFUSION. A HALO DIFFUSION IS ADJACENT THE RECTIFYING CONTACT DIFFUSION AND NO HALO DIFFUSION IS ADJACENT THE NON-RECTIFYING CONTACT DIFFUSION. THE RECTIFYING CONTACT DIFFUSION CAN BE A SOURCE/DRAIN DIFFUSION OF AN FET TO IMPROVE RESISTANCE TO PUNCH-THROUGH. THE NON-RECTIFYING CONTACT DIFFUSION MAY BE AN FET BODY CONTACT, A LATERAL DIODE CONTACT, OR A RESISTOR OR CAPACITOR CONTACT. AVOIDING A HALO FOR NON-RECTIFYING CONTACTS REDUCES SERIES RESISTANCE AND IMPROVES DEVICE CHARACTERISTICS. IN ANOTHER EMBODIMENT ON A CHIP HAVING DEVICES WITH HALOS ADJACENT DIFFUSIONS, NO HALO DIFFUSION IS ADJACENT A RECTIFYNG CONTACT DIFFUSION OF A LATERAL DIODE, SIGNIFICANTLY IMPROVING IDEALITY OF THE DIODE AND INCREASING BREAKDOWN VOLTAGE.@@FIGURE 1A
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