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Class 257/E21.32 - Of silicon on insulator (SOI) (EPO)


Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: This subclass is indented under subclass E21.318. This
No. of patents: 132
Last issue date: 10/28/2008


1        
NumberTitleIssue Date
7443002Encapsulated microstructure and method of producing one such microstructure
A microstructure including in a first layer insulated from a substrate by an insulator layer at least one sensitive element connected to at least one contact pad by an electrical connection and protected by a package cap. The sensitive element, the electrical connec...
10/28/2008
7432208Method of manufacturing suspension structure
A method of manufacturing a suspension structure including providing a substrate, forming a first photoresist pattern on the substrate, heating the first photoresist pattern to harden it as a sacrificial layer, forming a second photoresist pattern on the substrate a...
10/07/2008
7432136Transistors with controllable threshold voltages, and various methods of making and operating same
In one illustrative embodiment, the method comprises providing an SOI substrate comprised of an active layer, a buried insulation layer and a bulk substrate, the active layer being doped with a first type of dopant material, the bulk substrate having an inner well f...
10/07/2008
7432173Methods of fabricating silicon-on-insulator substrates having a laser-formed single crystalline film
In some methods of fabricating a silicon-on-insulator substrate, a semiconductor substrate is provided that includes a single crystalline structure within at least a defined region thereof. A first insulating film is formed on the defined region of the semiconductor...
10/07/2008
7422943Semiconductor device capacitors with oxide-nitride layers and methods of fabricating such capacitors
Capacitors having upper electrodes that include a lower electrode, a dielectric layer and an upper electrode that includes a conductive metal nitride layer and a doped polysilicon germanium layer are provided. At least part of the conductive metal nitride layer is o...
09/09/2008
7422634Three inch silicon carbide wafer with low warp, bow, and TTV
A high quality single crystal wafer of SiC is disclosed. The wafer has a diameter of at least about 3 inches, a warp of less than about 5 μm, a bow less than about 5 μm, and a total thickness variation of less than about 2.0 μm. ...
09/09/2008
7416987Semiconductor device and method of fabricating the same
According to the present invention, there is a provided a semiconductor device fabrication method having, forming a mask material in a surface portion of a semiconductor substrate, and forming a step having a projection by using the mask material; forming a dielectr...
08/26/2008
7410854Method of making FUSI gate and resulting structure
Generally disclosed is a method of a device comprising forming a polysilicon stack including a first and a second polysilicon layer with an intervening etch stop layer, wherein the first polysilicon layer height is at least one third a height of the polysilicon stac...
08/12/2008
7410877Method for manufacturing SIMOX wafer and SIMOX wafer
A method for manufacturing a SIMOX wafer includes: heating a silicon wafer, implanting oxygen ions so as to form a high oxygen concentration layer; implanting oxygen ions into the silicon wafer obtained by the forming of the high oxygen concentration layer to form a...
08/12/2008
7393730Coplanar silicon-on-insulator (SOI) regions of different crystal orientations and methods of making the same
In a first aspect, a first method is provided for semiconductor device manufacturing. The first method includes the steps of (1) providing a substrate; and (2) forming a first silicon-on-insulator (SOI) region having a first crystal orientation, a second SOI region ...
07/01/2008
7384860Method of manufacturing a semiconductor device
The present invention relates to a method of manufacturing a semiconductor device having an excellent gettering effect. In this method, when phosphorus is added to a poly-Si film, which has been crystallized by the addition of a metal, to subject the resultant poly-...
06/10/2008
7368359Method for manufacturing semiconductor substrate and semiconductor substrate
A semiconductor substrate (100) is acquired by forming a mask with a target thickness on a major surface of a single-crystal silicon substrate, implanting oxygen ions to the major surface at a high temperature, forming a surface protection layer for blocking ...
05/06/2008
7361538Transistors and methods of manufacture thereof
Transistors and methods of manufacture thereof are disclosed. A workpiece is provided, a gate dielectric is formed over the workpiece, and a gate is formed over the gate dielectric by exposing the workpiece to a precursor of hafnium (Hf) and a precursor of silicon (...
04/22/2008
7361539Dual stress liner
A semiconductor device structure is provided which includes a first field effect transistor (“FET”) having a first channel region, a first source region, a first drain region and a first gate conductor overlying the first channel region. A second FET is included...
04/22/2008
7358124Thin film transistor array panel and manufacturing method thereof
A TFT array panel includes: first and second gate members connected to each other; a gate insulating layer formed on the first and the second gate members; first and second semiconductor members formed on the gate insulating layer opposite the first and the second g...
04/15/2008
7348648Interconnect structure with a barrier-redundancy feature
An interconnect structure that includes a barrier-redundancy feature which is capable of avoiding a sudden open circuit after an electromigration (EM) failure as well as a method of forming the same are provided. In accordance with the present invention, the barrier...
03/25/2008
7344933Method of forming device having a raised extension region
A method is disclosed of forming an extension region for a transistor having a gate structure overlying a compound semiconductor layer. An anneal is used either before or after deep source/drain implantation to diffuse a dopant from a raised region adjacent the gate...
03/18/2008
7323370SOI device with reduced junction capacitance
An SOI FET comprising a silicon substrate having silicon layer on top of a buried oxide layer having doped regions and an undoped region is disclosed. The doped region has a dielectric constant different from the dielectric constant of the doped regions. A body also...
01/29/2008
7319061Method for fabricating electronic device
In a method for fabricating an electronic device including a transistor with a drain extension structure, a correspondence between a size of a gate electrode of the transistor and ion implantation conditions or heat treatment conditions for forming the drain extensi...
01/15/2008
7317226Patterned SOI by oxygen implantation and annealing
Methods for forming a patterned SOI region in a Si-containing substrate is provided which has geometries of about 0.25 μm or less. Specifically, one method includes the steps of: forming a patterned dielectric mask on a surface of a Si-containing substrate, wherein...
01/08/2008
7316943Method for manufacturing semiconductor apparatus having drain/source on insulator
A method for manufacturing a semiconductor apparatus, comprises: forming a first semiconductor layer on a semiconductor substrate of a transistor formation region; etching and removing a part of the fir...
01/08/2008
7309634Non-volatile semiconductor memory devices using prominences and trenches
A semiconductor substrate is patterned to form a depression and prominence. A floating gate is formed so as to cover at least both sidewalls of the prominence of the depression and prominence, and is then etched to form a trench for a device isolation self-aligned w...
12/18/2007
7294552Electrical contact for a MEMS device and method of making
A method for making a subsurface electrical contact on a micro-electrical-mechanical-systems (MEMS) device. The contact is formed by depositing a layer of polycrystalline silicon onto a surface within a cavity buried under a device silicon layer. The polycrystalline...
11/13/2007
7288804Electrically programmable π-shaped fuse structures and methods of fabrication thereof
Electrically programmable fuse structures for an integrated circuit and methods of fabrication thereof are presented, wherein the electrically programmable fuse has a first terminal portion and a second terminal portion interconnected by a fuse element. The first te...
10/30/2007
7288458SOI active layer with different surface orientation
A wafer having an SOI configuration and active regions having different surface orientations for different channel type transistors. In one example, semiconductor structures having a first surface orientation are formed on a donor wafer. Semiconductor structures hav...
10/30/2007
7285471Process for transfer of a thin layer formed in a substrate with vacancy clusters
Processes for forming semiconductor structure comprising a transfer layer transferred from a donor substrate are provided in which the resulting structure has improved quality with respect to defects and resulting structures therefrom. For example, a semiconductor o...
10/23/2007
7282416Method for fabricating electronic device
In a method for fabricating an electronic device including a transistor with a drain extension structure, a correspondence between a size of a gate electrode of the transistor and ion implantation conditions or heat treatment conditions for forming the drain extensi...
10/16/2007
7271445Ultra-thin semiconductors bonded on glass substrates
A method for forming a semiconductor on insulator structure includes providing a glass substrate, providing a semiconductor wafer, and performing a bonding cut process on the semiconductor wafer and the glass substrate to provide a thin semiconductor layer bonded to...
09/18/2007
7268051Semiconductor on glass insulator with deposited barrier layer
Methods and apparatus provide for: a silicon on insulator structure, comprising: a glass substrate; a layer of semiconductor material; and a deposited barrier layer of between about 60 nm to about 600 nm disposed between the glass substrate and the semiconductor mat...
09/11/2007
7265420Semiconductor substrate layer configured for inducement of compressive or expansive force
An integrated circuit (IC) utilizes a strained layer. The substrate can utilize trenches in a base layer to induce stress in a layer. The trenches define pillars on a back side of a bulk substrate or base layer of a semiconductor-on-insulator (SOI) wafer. ...
09/04/2007
7265017Method for manufacturing partial SOI substrates
There is closed a semiconductor device which comprises a semiconductor substrate including an SOI region where a first insulating film is buried, and a non-SOI region, the semiconductor substrate being provided with a boundary region formed between the SOI region an...
09/04/2007
7262486SOI substrate and method for manufacturing the same
The SOI substrate 1 has a supporting substrate 10, an insulating layer 20 formed on the supporting substrate 10 and a silicon layer 30 formed on the insulating layer 20. A through electrode 40 is provided in a device ...
08/28/2007
7253035Thin film transistor array panel and manufacturing method thereof
A method of manufacturing a thin film transistor array panel is provided, which includes: forming a gate line on a substrate; forming a gate insulating layer; forming a semiconductor layer; forming a lower data line; forming an upper data line including a source ele...
08/07/2007
7244991Semiconductor integrated device
A semiconductor integrated apparatus, including: an SOI (Silicon On Insulator) substrate which has a support substrate and an embedded insulation film; an NMOSFET, a PMOSFET and an FBC (Floating Body Cell) formed on the SOI substrate separately from each other; a p ...
07/17/2007
7202123Mesa isolation technology for extremely thin silicon-on-insulator semiconductor devices
Silicon-on-insulator (SOI) structures with silicon layers less than 20 nm in thickness are used to form extremely thin silicon-on-insulator (ETSOI) semiconductor devices. ETSOI semiconductor devices can be efficiently manufactured by mesa isolation techniques. A met...
04/10/2007
7186597Method of manufacturing transistors
A mask is formed selectively on a crystalline silicon film containing a catalyst element, and an amorphous silicon film is formed so as to cover the mask. Phosphorus is implanted into the amorphous silicon film and the portion of the crystalline silicon film which i...
03/06/2007
7183177Silicon-on-insulator wafer transfer method using surface activation plasma immersion ion implantation for wafer-to-wafer adhesion enhancement
A method of fabricating a semiconductor-on-insulator structure from a pair of semiconductor wafers, includes forming an oxide layer on at least a first surface of a first one of the wafers and performing a bonding enhancement implantation step by ion implantation of...
02/27/2007
7176102Method for producing SOI wafer and SOI wafer
A method for producing an SOI wafer by the hydrogen ion delamination method comprising at least a step of bonding a base wafer and a bond wafer having a micro bubble layer formed by gas ion implantation and a step of delaminating a wafer having an SOI layer at the m...
02/13/2007
7122865SOI wafer and process for producing it
An SOI wafer, includes a substrate made from silicon, an electrically insulating layer with a thermal conductivity of at least 1.6 W/(Km) and a single-crystal silicon layer with a thickness of from 10 nm to 10 μm, a standard deviation of at most 5% from the mean la...
10/17/2006
7102181Structure and method for dual-gate FET with SOI substrate
A method of forming a dual gate fin-type field effect transistor (FinFET) structure patterns silicon fins over an insulator and patterns a gate conductor at an angle to the fins. The gate conductor is formed laterally adjacent to and over center portions of the fins...
09/05/2006
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