Abstract:
PROBLEM TO BE SOLVED: To provide a vertical integrated MEMS switch which can overcome conventional defects or restriction, a design structure and a manufacturing method of such a vertical switch. SOLUTION: The manufacturing method of a MEMS switch, includes forming at least two vertically extending vias in a wafer and filling the at least two vertically extending vias with a metal to form at least two vertically extending wires. The method further includes opening a void in the wafer from a bottom side such that at least one of the vertically extending wires is moveable within the void. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a structure and a design structure for forming a bonded semiconductor structure containing a cooling mechanism, and also to provide its forming method. SOLUTION: A bonded substrate comprising two semiconductor substrates is provided. Each semiconductor substrate includes a semiconductor device. At least one through-substrate via is provided between the two semiconductor substrates to provide a signal path therebetween. The bottom sides of the two semiconductor substrate are bonded by at least one bonding material layer that contains the cooling mechanism. In one embodiment, the cooling mechanism is a cooling channel through which a cooling fluid flows to cool the bonded semiconductor substrate during the operation of the semiconductor devices in the bonded substrate. In another embodiment, the cooling mechanism is a conductive cooling fin with two end portions and a continuous path therebetween. The cooling fin is connected to a heat sink to cool the bonded semiconductor substrate during the operation of the semiconductor devices in the bonded substrate. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To impact deterioration resistance to a metal touching an insulating substance containing fluorine by providing a barrier layer containing fluorine between the insulating material containing fluorine and the metal thereby limiting diffusion of fluorine from the insulating material to the metal. SOLUTION: A metallization has a tungsten via 20 for interconnecting aluminum metallizations 23, 34 through a fluorinated insulation layer 22 of SiZF2- Z (0
Abstract:
PROBLEM TO BE SOLVED: To provide a backside contact structure and a method of fabricating the structure.SOLUTION: The method includes: forming a first dielectric layer 105 on a frontside of a substrate 100 having the frontside and an opposing backside; forming an electrically conductive first stud contact 140B in the first dielectric layer, the first stud contact extending through the first dielectric layer to the frontside of the substrate; thinning the substrate from the backside of the substrate to form a new backside of the substrate; forming a trench 165 in the substrate, the trench extending from the new backside of the substrate to the first dielectric layer, to expose a bottom surface of the first stud contact in the trench; and forming a conformal electrically conductive layer 170, 175 on the new backside of the substrate, sidewalls of the trench, exposed surfaces of the first dielectric layer and exposed surfaces of the first stud contacts, where the conductive layer is not thick enough to completely fill the trench.
Abstract:
PROBLEM TO BE SOLVED: To provide a heterojunction bipolar transistor, and to provide a method of manufacturing the heterojunction bipolar transistor. SOLUTION: Semiconductor structures and methods of manufacturing semiconductors relate to heterojunction bipolar transistors. The method includes forming two devices connected by metal wires on a same wiring level. The metal wire of a first of the two devices is formed by selectively forming a metal cap layer on copper wiring structures. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To lower the pitch of polysilicon.fuse by a method wherein the tungsten at contact level in crack stops is laminated so as to coat the fuse with dielectric at a medium level for fitting a tungsten.barrier to the forming step of the crack stops. SOLUTION: A phosphorus silicate glass 22 is sticked on a substrate 20. Next, the first tungsten films 23 are sticked on the PSG layer 22 at contact level so as to form the tungsten.barrier regions 29 and the crack stops 23. Next, the first metallization layer is formed on the PSG layer 22 to stick an interlayer dielectric layer 24 on the PSG layer. Next, the interlayer dielectric layer 24 is etched away to form the second ring at a barrier level to be filled up with the second tungsten film 30 sticked on the surface of the first tungsten.films 23. Finally, a passivation film 25 and a polyimide layer 26 are sticked on the interlayer dielectric layer 24. Consequently, a thin oxide 21 and the thin interlayer dielectric layer 24 are formed on a polysilicon.fuse 21.
Abstract:
A method for increasing an electrical resistance of a resistor that is within a semiconductor structure. A fraction of a surface layer of the resistor is oxidized with oxygen particles. In an embodiment, the fraction of the surface layer is heated by a beam of particles, such that the semiconductor structure is within a chamber that includes the oxygen particles as gaseous oxygen-comprising molecules. In an embodiment, the semiconductor structure is immersed in a chemical solution which includes the oxygen particles, wherein the oxygen particles includes oxygen-comprising liquid molecules, oxygen ions, or an oxygen-comprising gas dissolved in the chemical solution under pressurization. In an embodiment, the resistor is tested to determine whether the electrical resistance of the resistor after being oxidized with the oxygen particles is within a tolerance of a predetermined target resistance.
Abstract:
Micro-Electro-Mechanical System (MEMS) structures, methods of manufacture and design structures are provided. The method of forming a MEMS structure includes forming fixed actuator electrodes and a contact point on a substrate. The method further includes forming a MEMS beam over the fixed actuator electrodes and the contact point. The method further includes forming an array of actuator electrodes in alignment with portions of the fixed actuator electrodes, which are sized and dimensioned to prevent the MEMS beam from collapsing on the fixed actuator electrodes after repeating cycling. The array of actuator electrodes are formed in direct contact with at least one of an underside of the MEMS beam and a surface of the fixed actuator electrodes.
Abstract:
The present invention utilizes a reducing plasma treatment step to enhance the adhesion of a subsequently deposited inorganic barrier film to a copper wire or via present in a semiconductor interconnect structure such as a dual damascene structure.