| MonolithIC 3D Inc. Patent applications |
| Patent application number | Title | Published |
| 20120129301 | SYSTEM COMPRISING A SEMICONDUCTOR DEVICE AND STRUCTURE - A method of manufacturing a semiconductor device, the method including, providing a first monocrystalline layer including semiconductor regions, overlaying the first monocrystalline layer with an isolation layer, transferring a second monocrystalline layer comprising semiconductor regions to overlay the isolation layer, wherein the first monocrystalline layer and the second monocrystalline layer are formed from substantially different crystal materials; and subsequently etching the second monocrystalline layer as part of forming at least one transistor in the second monocrystalline layer. | 05-24-2012 |
| 20120107967 | METHOD FOR FABRICATION OF A SEMICONDUCTOR DEVICE AND STRUCTURE - A method of manufacturing a semiconductor wafer, the method including: providing a first monocrystalline layer including first transistors and interconnecting metal layers to perform at least one first electronic function; providing a second monocrystalline layer on top of the metal layers, wherein the second monocrystalline layer includes second transistors to perform at least one second electronic function and substituting the at least one first electronic function with the at least one second electronic function. | 05-03-2012 |
| 20120088355 | SEMICONDUCTOR DEVICE AND STRUCTURE - A method of manufacturing a semiconductor wafer, the method comprising: a first monocrystalline layer comprising semiconductor regions, overlaying the first monocrystalline layer with an isolation layer; preparing a second monocrystalline layer comprising semiconductor regions overlying the isolation layer; and etching portions of the first monocrystalline layer as part of forming at least one transistor on said first monocrystalline layer. | 04-12-2012 |
| 20120086067 | SEMICONDUCTOR DEVICE AND STRUCTURE - A device, comprising: a first layer and a second layer wherein both said first layer and said second layer are mono-crystalline, wherein said first layer comprises first transistors, wherein said second layer comprises second transistors, wherein at least one of said second transistors substantially overlays one of said first transistors, and wherein both said first transistors and said second transistors are processed following the same lithography step. | 04-12-2012 |
| 20120028436 | METHOD FOR FABRICATION OF A SEMICONDUCTOR DEVICE AND STRUCTURE - A method of manufacturing a semiconductor wafer, the method including: providing a base wafer including a semiconductor substrate, metal layers and first alignment marks; transferring a monocrystalline layer on top of the metal layers, wherein the monocrystalline layer includes second alignment marks; and performing a lithography using at least one of the first alignment marks and at least one of the second alignment marks. | 02-02-2012 |
| 20120012895 | SYSTEM COMPRISING A SEMICONDUCTOR DEVICE AND STRUCTURE - A system includes a semiconductor device. The semiconductor device includes a first semiconductor layer comprising first transistors, wherein the first transistors are interconnected by at least one metal layer comprising aluminum or copper. The second mono-crystallized semiconductor layer includes second transistors and is overlaying the at least one metal layer, wherein the second mono-crystallized semiconductor layer is less than 150 nm in thickness, and at least one of the second transistors is an N-type transistor and at least one of the second transistors is a P-type transistor. | 01-19-2012 |
| 20110233676 | METHOD FOR FABRICATION OF A SEMICONDUCTOR DEVICE AND STRUCTURE - A method for fabrication of 3D semiconductor devices utilizing a layer transfer and steps for forming transistors on top of a pre-fabricated semiconductor device comprising transistors formed on crystallized semiconductor base layer and metal layer for the transistors interconnections and insulation layer. The advantage of this approach is reduction of the over all metal length used to interconnect the various transistors. | 09-29-2011 |
| 20110233617 | METHOD FOR FABRICATION OF A SEMICONDUCTOR DEVICE AND STRUCTURE - A method for fabrication of 3D semiconductor devices utilizing a layer transfer and steps for forming transistors on top of a pre-fabricated semiconductor device comprising transistors formed on crystallized semiconductor base layer and metal layer for the transistors interconnections and insulation layer. The advantage of this approach is reduction of the over all metal length used to interconnect the various transistors. | 09-29-2011 |