Patents by Inventor Mengcheng Lu
Mengcheng Lu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20260006772Abstract: Thin film transistors are described. An integrated circuit structure includes a thin film transistor having a planar or non-planar channel material layer. A conductive via or line is coupled to the thin film transistor. A capacitor structure is coupled to the conductive via or line. The capacitor structure includes a first electrode layer along sidewalls and a bottom of a dielectric pillar, a capacitor dielectric layer along side portions of the first electrode layer and on a top of the dielectric pillar, and a second electrode layer along side portions and over a top portion of the capacitor dielectric layer.Type: ApplicationFiled: June 26, 2024Publication date: January 1, 2026Inventors: Moshe DOLEJSI, Anbusathaiah VARATHARAJAN, Abhishek Anil SHARMA, Travis W. LAJOIE, Abhishek KOTHARI, Shardul WADEKAR, Yu-Wen HUANG, Mengcheng LU
-
Publication number: 20250112037Abstract: Selective dielectric growth directing contact to gate or contact to trench contact are described. In an example, an integrated circuit structure includes a plurality of gate structures above a substrate. A plurality of conductive trench contact structures is alternating with the plurality of gate structures and have an uppermost surface above an uppermost surface of gate electrodes of the plurality of gate structures. The integrated circuit structure also includes a plurality of dielectric spacers, a corresponding one of the plurality of dielectric spacers between adjacent ones of the plurality of gate structures and the plurality of conductive trench contact structures. A dielectric-on-metal (DOM) layer is on and is confined to the uppermost surface of the conductive trench contact structures. A gate contact via is on a gate electrode of one of the plurality of gate structures.Type: ApplicationFiled: September 28, 2023Publication date: April 3, 2025Inventors: Mark KOEPER, Andrew MOORE, Sreenivas KOSARAJU, Nicholas J. KYBERT, Mengcheng LU, Atul MADHAVAN, Sudipto NASKAR, Wei Z. QIU, Tiffany R. ZINK
-
Publication number: 20250098230Abstract: Integrated circuit structures having dual stress gates are described. For example, an integrated circuit structure includes a first vertical stack of horizontal nanowires, and a second vertical stack of nanowires laterally spaced apart from the first vertical stack of horizontal nanowires. An NMOS gate electrode is over the first vertical stack of horizontal nanowires, the NMOS gate electrode having a tensile layer extending from a top to a bottom of the first vertical stack of horizontal nanowires. A PMOS gate electrode is over the second vertical stack of horizontal nanowires, the PMOS gate electrode having a compressive layer extending from a top to a bottom of the second vertical stack of horizontal nanowires. The tensile layer of the NMOS gate electrode is not included in the PMOS gate electrode.Type: ApplicationFiled: September 20, 2023Publication date: March 20, 2025Inventors: Dan S. LAVRIC, Sean PURSEL, Dimitri KIOUSSIS, Lukas BAUMGARTEL, Mahdi AHMADI, Cortnie S. VOGELSBERG, Mengcheng LU, Omar Kyle HITE, Justin E. MUELLER, Lily Mao
-
Patent number: 12119387Abstract: Low resistance approaches for fabricating contacts, and semiconductor structures having low resistance metal contacts, are described. In an example, an integrated circuit structure includes a semiconductor structure above a substrate. A gate electrode is over the semiconductor structure, the gate electrode defining a channel region in the semiconductor structure. A first semiconductor source or drain structure is at a first end of the channel region at a first side of the gate electrode. A second semiconductor source or drain structure is at a second end of the channel region at a second side of the gate electrode, the second end opposite the first end. A source or drain contact is directly on the first or second semiconductor source or drain structure, the source or drain contact including a barrier layer and an inner conductive structure.Type: GrantFiled: September 25, 2020Date of Patent: October 15, 2024Assignee: Intel CorporationInventors: Gilbert Dewey, Nazila Haratipour, Siddharth Chouksey, Jack T. Kavalieros, Jitendra Kumar Jha, Matthew V. Metz, Mengcheng Lu, Anand S. Murthy, Koustav Ganguly, Ryan Keech, Glenn A. Glass, Arnab Sen Gupta
-
Patent number: 11923290Abstract: Embodiments disclosed herein include semiconductor devices with source/drain interconnects that include a barrier layer. In an embodiment the semiconductor device comprises a source region and a drain region. In an embodiment, a semiconductor channel is between the source region and the drain region, and a gate electrode is over the semiconductor channel. In an embodiment, the semiconductor device further comprises interconnects to the source region and the drain region. In an embodiment, the interconnects comprise a barrier layer, a metal layer, and a fill metal.Type: GrantFiled: June 26, 2020Date of Patent: March 5, 2024Assignee: Intel CorporationInventors: Siddharth Chouksey, Gilbert Dewey, Nazila Haratipour, Mengcheng Lu, Jitendra Kumar Jha, Jack T. Kavalieros, Matthew V. Metz, Scott B Clendenning, Eric Charles Mattson
-
Patent number: 11901400Abstract: A capacitor is disclosed that includes a first metal layer and a seed layer on the first metal layer. The seed layer includes a polar phase crystalline structure. The capacitor also includes a ferroelectric layer on the seed layer and a second metal layer on the ferroelectric layer.Type: GrantFiled: March 29, 2019Date of Patent: February 13, 2024Assignee: Intel CorporationInventors: Nazila Haratipour, Chia-Ching Lin, Sou-Chi Chang, Ashish Verma Penumatcha, Owen Loh, Mengcheng Lu, Seung Hoon Sung, Ian A. Young, Uygar Avci, Jack T. Kavalieros
-
Patent number: 11769789Abstract: A capacitor is disclosed. The capacitor includes a first metal layer, a second metal layer on the first metal layer, a ferroelectric layer on the second metal layer, and a third metal layer on the ferroelectric layer. The second metal layer includes a first non-reactive barrier metal and the third metal layer includes a second non-reactive barrier metal. A fourth metal layer is on the third metal layer.Type: GrantFiled: March 28, 2019Date of Patent: September 26, 2023Assignee: Intel CorporationInventors: Nazila Haratipour, Chia-Ching Lin, Sou-Chi Chang, Ashish Verma Penumatcha, Owen Loh, Mengcheng Lu, Seung Hoon Sung, Ian A. Young, Uygar Avci, Jack T. Kavalieros
-
Publication number: 20220102521Abstract: Low resistance approaches for fabricating contacts, and semiconductor structures having low resistance metal contacts, are described. In an example, an integrated circuit structure includes a semiconductor structure above a substrate. A gate electrode is over the semiconductor structure, the gate electrode defining a channel region in the semiconductor structure. A first semiconductor source or drain structure is at a first end of the channel region at a first side of the gate electrode. A second semiconductor source or drain structure is at a second end of the channel region at a second side of the gate electrode, the second end opposite the first end. A source or drain contact is directly on the first or second semiconductor source or drain structure, the source or drain contact including a barrier layer and an inner conductive structure.Type: ApplicationFiled: September 25, 2020Publication date: March 31, 2022Inventors: Gilbert DEWEY, Nazila HARATIPOUR, Siddharth CHOUKSEY, Jack T. KAVALIEROS, Jitendra Kumar JHA, Matthew V. METZ, Mengcheng LU, Anand S. MURTHY, Koustav GANGULY, Ryan KEECH, Glenn A. GLASS, Arnab SEN GUPTA
-
Publication number: 20210407902Abstract: Embodiments disclosed herein include semiconductor devices with source/drain interconnects that include a barrier layer. In an embodiment the semiconductor device comprises a source region and a drain region. In an embodiment, a semiconductor channel is between the source region and the drain region, and a gate electrode is over the semiconductor channel. In an embodiment, the semiconductor device further comprises interconnects to the source region and the drain region. In an embodiment, the interconnects comprise a barrier layer, a metal layer, and a fill metal.Type: ApplicationFiled: June 26, 2020Publication date: December 30, 2021Inventors: Siddharth CHOUKSEY, Gilbert DEWEY, Nazila HARATIPOUR, Mengcheng LU, Jitendra Kumar JHA, Jack T. KAVALIEROS, Matthew V. METZ, Scott B. CLENDENNING, Eric Charles MATTSON
-
Publication number: 20200312950Abstract: A capacitor is disclosed that includes a first metal layer and a seed layer on the first metal layer. The seed layer includes a polar phase crystalline structure. The capacitor also includes a ferroelectric layer on the seed layer and a second metal layer on the ferroelectric layer.Type: ApplicationFiled: March 29, 2019Publication date: October 1, 2020Inventors: Nazila HARATIPOUR, Chia-Ching LIN, Sou-Chi CHANG, Ashish Verma PENUMATCHA, Owen LOH, Mengcheng LU, Seung Hoon SUNG, Ian A. YOUNG, Uygar AVCI, Jack T. KAVALIEROS
-
Publication number: 20200312949Abstract: A capacitor is disclosed. The capacitor includes a first metal layer, a second metal layer on the first metal layer, a ferroelectric layer on the second metal layer, and a third metal layer on the ferroelectric layer. The second metal layer includes a first non-reactive barrier metal and the third metal layer includes a second non-reactive barrier metal. A fourth metal layer is on the third metal layer.Type: ApplicationFiled: March 28, 2019Publication date: October 1, 2020Inventors: Nazila HARATIPOUR, Chia-Ching LIN, Sou-Chi CHANG, Ashish Verma PENUMATCHA, Owen LOH, Mengcheng LU, Seung Hoon SUNG, Ian A. YOUNG, Uygar AVCI, Jack T. KAVALIEROS
-
Patent number: 10079266Abstract: Embodiments of the present disclosure describe techniques and configurations associated with modulation of magnetic properties through implantation. In one embodiment, a method includes providing a substrate having an integrated circuit (IC) structure disposed on the substrate, the IC structure including a magnetizable material, implanting at least a portion of the magnetizable material with a dopant and magnetizing the magnetizable material, wherein said magnetizing is inhibited in the implanted portion of the magnetizable material. Other embodiments may be described and/or claimed.Type: GrantFiled: March 28, 2014Date of Patent: September 18, 2018Assignee: Intel CorporationInventors: Christopher J. Wiegand, Md Tofizur Rahman, Oleg Golonzka, Anant H. Jahagirdar, Mengcheng Lu
-
Publication number: 20170005136Abstract: Embodiments of the present disclosure describe techniques and configurations associated with modulation of magnetic properties through implantation. In one embodiment, a method includes providing a substrate having an integrated circuit (IC) structure disposed on the substrate, the IC structure including a magnetizable material, implanting at least a portion of the magnetizable material with a dopant and magnetizing the magnetizable material, wherein said magnetizing is inhibited in the implanted portion of the magnetizable material. Other embodiments may be described and/or claimed.Type: ApplicationFiled: March 28, 2014Publication date: January 5, 2017Inventors: Christopher J. WIEGAND, Md Tofizur RAHMAN, Oleg GOLONZKA, Anant H. JAHAGIRDAR, Mengcheng LU
-
Publication number: 20110147831Abstract: An exemplary embodiment of a method for forming a gate for a planar-type or a finFET-type transistor comprises forming a gate trench that includes an interior surface. A first work-function metal is formed on the interior surface of the gate trench, and a low-resistivity material is deposited on the first work-function metal using a chemical vapor deposition (CVD) technique, or an atomic layer deposition (ALD) technique, or combinations thereof. Another exemplary embodiment provides that a second work-function metal is formed on the first work-function metal, and then the low-resistivity material is deposited on the first work-function metal using a chemical vapor deposition (CVD) technique, or an atomic layer deposition (ALD) technique, or combinations thereof.Type: ApplicationFiled: December 23, 2009Publication date: June 23, 2011Inventors: Joseph M. Steigerwald, Jack Hwang, Chi-Hwa Tsang, Michael Ollinger, Mengcheng Lu
-
Publication number: 20060228903Abstract: A process for fabricating carbon doped silicon nitride layers is described. By adjusting the amount of carbon in adjacent regions, selective etching of the silicon nitride regions can occur. Several precursors for the introduction of carbon into the silicon nitride film, are described.Type: ApplicationFiled: March 30, 2005Publication date: October 12, 2006Inventors: Michael McSwiney, Mengcheng Lu