Abstract: A method for integrating a system on an isolation layer. A first isolation substrate including a first circuit deposition region and a first substrate-combining region, and a second isolation substrate including a second circuit deposition region and a second substrate-combining region are provided. Next, a first circuit and a second circuit are respectively formed on the first circuit deposition region and the second circuit deposition region. Next, substrate-connecting elements are formed to connect the first substrate-combining region to the second substrate-combining region. Finally, electrical connecting elements are formed to electrically connect the first circuit and the second circuit.
Abstract: A method for fabricating a vertical nitride read-only memory (NROM) cell. A substrate having at least one trench is provided. A spacer is formed over the sidewall of the trench. Subsequently, ion implantation is performed on the substrate using the spacer as a mask to form doping areas as bit lines in the substrate near its surface and the bottom of the trench. Bit line oxides are formed over each of the doping areas. After the spacer is removed, a conformable insulating layer as gate dielectric is deposited on the sidewall of the trench and the surface of the bit line oxide. Finally, a conductive layer as a word line is deposited over the insulating layer and fills in the trench.
Abstract: A semiconductor device and a method for manufacturing the semiconductor device capable of reducing a short channel effect are provided. The semiconductor device is made up of a pair of impurity regions for a source and a drain formed on a semiconductor substrate, a gate having a gate electrode used to control a drain current and side walls formed on both sides of the gate electrode and a pair of electrode members formed on both sides of the semiconductor substrate and in a manner to be in contact with the side walls. As impurity regions, there are provided first impurity regions formed by thermal diffusion of impurities from each of the electrode members and second impurity regions each having a thickness being smaller than that of the first impurity region and extending below the gate electrode, which are formed by thermal diffusion of impurities from the side walls.
Abstract: A semiconductor integrated circuit device includes a semiconductor substrate of a first conductive type, a first well of a second conductive type provided in the semiconductor substrate, a second well of the first conductive type provided in the first well, a third well of the second conductive type provided in the semiconductor substrate, a fourth well of the first conductive type provided in the third well, semiconductor elements constructing a first functional integrated circuit provided in the first and second wells, semiconductor elements constructing a second functional integrated circuit provided in the third and fourth wells, and an internal power source voltage generating circuit provided in the first well. The internal power source voltage generating circuit configured to generate a first internal power source voltage is applied to the first functional integrated circuit and a second internal power source voltage is applied to the second functional integrated circuit.
Abstract: A phase-change memory may be formed with at least two phase-change material layers separated by a barrier layer. The use of more than one phase-change layer enables a reduction in the programming volume while still providing adequate thermal insulation.
Type:
Grant
Filed:
November 21, 2002
Date of Patent:
February 14, 2006
Assignee:
Intel Corporation
Inventors:
Stephen J. Hudgens, Tyler A. Lowrey, Patrick J. Klersy
Abstract: An interconnection structure for semiconductor integrated circuits is disclosed. The interconnection structure comprises a redundant layer, and at least one adhesion/diffusion barrier layer. The redundant layer comprises a metal or metal alloy selected from Ta, Mo, W, Be, Cr, Co, Ir, Ni, Nb, Os, Pd, Pt, Rb, Rh, Ru, and Th.
Type:
Grant
Filed:
November 7, 2003
Date of Patent:
January 31, 2006
Assignee:
International Business Machines Corp.
Inventors:
Daniel C. Edelstein, Baozhen Li, Timothy D. Sullivan
Abstract: A first transistor has a first main electrode region which is formed so that these are subdivided into a plurality of first isolated island region. A second transistor has its first main electrode region which are divided into a plurality of second isolated island regions in close proximity to the array of first island regions.
Abstract: Disclosed is a semiconductor device comprising an underlying insulating film having a depression, a semiconductor structure which includes a first semiconductor portion having a portion formed on the underlying insulating film and a first overlap portion which overlaps the depression, a second semiconductor portion having a portion formed on the underlying insulating film and a second overlap portion which overlaps the depression, and a third semiconductor portion disposed between the first and second semiconductor portions and having a portion disposed above the depression, wherein overlap width of the first overlap portion and overlap width of the second overlap portion are equal to each other, a gate electrode including a first electrode portion covering upper and side surfaces of the third semiconductor portion and a second electrode portion formed in the depression, and a gate insulating film interposed between the semiconductor structure and the gate electrode.
Abstract: In order to form an aluminum system wiring that does not peel off on an insulating film containing fluorine and to improve the reliability thereof, a semiconductor device according to the present invention includes an insulating film (14) containing fluorine formed on a substrate (11), a titanium aluminum alloy film (17a) formed on the insulating film (14) containing fluorine, and a metallic film (17b) comprising aluminum or an aluminum alloy formed on the titanium aluminum alloy film (17a).
Abstract: A semiconductor device is disclosed involving a semiconductor substrate which contains a buried layer of a predetermined conductivity type as well as trenches deep enough to penetrate through the buried layer for element isolation purposes. Each of the trenches is formed in a boundary area between two regions with a potential difference developing therebetween, and an open-potential area is formed along the trench in the boundary area. This structure prevents leaks from occurring in areas interposed typically between an NPN region and an NMOS region in a BiCMOS semiconductor device, or any other area between two regions subject to two different potential levels.
Abstract: The nitride semiconductor light emitting device includes a nitride semiconductor underlayer (102) grown on a surface of a nitride semiconductor substrate or a surface of a nitride semiconductor substrate layer laminated over a base substrate of other than a nitride semiconductor, and a light emitting device structure having a light emitting layer (106) including a quantum well layer or a quantum well layer and a barrier layer in contact with the quantum well layer between an n type layer (103–105) and a p type layer (107–110) over the nitride semiconductor underlayer. It includes a depression (D) not flattened on a surface of the light emitting device structure even after growth of the light emitting device structure.
Abstract: A split gate, vertical NROM memory cell is comprised of a plurality of oxide pillars that each has a source/drain region formed in the top of the pillar. A trench is formed between each pair of oxide pillars. A polysilicon control gate is formed in the trench between the pair of oxide pillars. A polysilicon program gate is formed between the control gate and each oxide pillar. The program gates extend along the sidewall of each oxide pillar. A gate insulator layer is formed between each program gate and the adjacent oxide pillar. Each gate insulator layer has a structure for trapping at least one charge. In one embodiment, the gate insulator structure is an oxide-nitride-oxide layer in which the charge is stored at the trench bottom end of the nitride layer. An interpoly insulator is formed between the program gates and the control gate.
Abstract: A semiconductor integrated circuit device includes a semiconductor chip having a memory cell array region surrounded with a peripheral circuit region and includes a plurality of bonding pads disposed at least in one row on only one side of the semiconductor chip. The circuit device may include first leads group disposed adjacent to the bonding pad side and a second leads group disposed opposite the first leads group. The second leads group may be formed over a portion of the semiconductor chip (lead-on-chip structure). A plurality of bonding wires connect the first and second leads group with the plurality of bonding pads respectively.
Abstract: A method for fabricating chalcogenide materials on substrates, which reduces and/or eliminates agglomeration of materials on the chalcogenide materials; and system and devices for performing the method, semiconductor devices so produced, and machine readable media containing the method. One method disclosed includes forming a first layer, forming a second layer on the first layer, forming a third layer on the second layer, wherein the third layer is essentially transparent to irradiation, and irradiating the second layer through the third layer to cause the second layer to diffuse into the first layer thereby creating an integral layer of materials from the first and second layers.
Abstract: In a semiconductor device including a first conductive layer, the first conductive layer is treated with a nitrogen/hydrogen plasma before an additional layer is deposited thereover. The treatment stuffs the surface with nitrogen, thereby preventing oxygen from being adsorbed onto the surface of the first conductive layer. In one embodiment, a second conductive layer is deposited onto the first conductive layer, and the plasma treatment lessens if not eliminates an oxide formed between the two layers as a result of subsequent thermal treatments. In another embodiment, a dielectric layer is deposited onto the first conductive layer, and the plasma treatment lessens if not eliminates the ability of the first conductive layer to incorporate oxygen from the dielectric.
Abstract: In accordance with one embodiment of the invention, a semiconductor device includes conductive pad areas, and each conductive pad area is electrically connected to a plurality of metal traces which are in turn each connected to diffusions. A conductive contact element such as a solder bump or via can be attached to each conductive pad area such that the contact elements are arranged in a repeating pattern having a first pitch. The semiconductor device can also include translation traces, and each translation trace can be electrically connected to two or more of the conductive contact elements. Each translation trace can have a interconnect element attached thereto. The interconnect elements can be arranged in a repeating pattern having a second pitch substantially greater than the first pitch.
Abstract: A bipolar transistor structure includes a collector region having a first conductivity type formed in a semiconductor substrate. A base region is formed over the collector region; the base region includes a highly doped lower layer having a second conductivity type opposite the first conductivity type formed on the collector region and a relatively low doped (or undoped) upper layer formed on the highly doped lower layer. An emitter region having the first conductivity type is formed on the upper layer of the base region.
Abstract: A bi-directional silicon controlled rectifier structure provides electrostatic discharge (ESD) protection against both positive and negative voltage spikes. The structure utilizes a pair of wells, n+ and p+ regions formed in both wells, a first ring formed around the junction between the first well and the semiconductor material, and a second ring formed around the junction between the second well and the semiconductor material.
Abstract: An integrated circuit programmable structure (60) is formed for use a trim resistor and/or a programmable fuse. The programmable structure comprises placing heating elements (70) in close proximity to the programmable structure (60) to heat the programmable structure (60) during programming.
Type:
Grant
Filed:
September 7, 2001
Date of Patent:
October 25, 2005
Assignee:
Texas Instruments Incorporated
Inventors:
Jeffrey A. Babcock, Angelo Pinto, Gregory E. Howard, Philipp Steinmann, Scott Balster
Abstract: A method and structure for an integrated circuit chip has a logic core which includes a plurality of insulating and conducting levels, an exterior conductor level and passive devices having a conductive polymer directly connected to the exterior conductor level. The passive devices contain RF devices which also includes resistor, capacitor, and/or inductor. The resistors can be serpentine resistors and the capacitors can be interdigitated capacitors.
Type:
Grant
Filed:
July 5, 2001
Date of Patent:
October 25, 2005
Assignee:
International Business Machines Corporation
Inventors:
Lawrence A. Clevenger, Louis L. Hsu, Carl J. Radens, Li-Kong Wang, Kwong Hon Wong