U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 6368227

Method of swinging on a swing

A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 257/E29.309 - With charge trapping gate insulator (e.g., MNOS-memory transistors) (EPO)


Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: This subclass is indented under subclass E29.255. This subclass
No. of patents: 253
Last issue date: 10/21/2008


1              
NumberTitleIssue Date
7439577Semiconductor memory and method for manufacturing the same
A semiconductor memory is provided with memory cells including bit lines made of a diffusion layer formed in a semiconductor substrate, charge-trapping gate insulating films formed between the bit lines and word lines formed on the gate insulating films. An interlay...
10/21/2008
7413950Methods of forming capacitors having storage electrodes including cylindrical conductive patterns
A capacitor is provided including a storage node contact pad and a storage electrode. The storage electrode includes at least two cylindrical conductive patterns. The at least two cylindrical conductive patterns are electrically coupled to a portion of a surface of ...
08/19/2008
7411247Twin insulator charge storage device operation and its fabrication method
The invention proposes am improved twin MONOS memory device and its fabrication. The ONO layer is self-aligned to the control gate horizontally. The vertical insulator between the control gate and the word gate does not include a nitride layer. This prevents the pro...
08/12/2008
7410857Semiconductor memory device and manufacturing method thereof
After an ONO film in which a silicon nitride film (22) formed by a plasma nitriding method using a plasma processor having a radial line slot antenna is sandwiched by silicon oxide films (21), (23), a bit line diffusion layer (17) is form...
08/12/2008
7402868System and method for protecting semiconductor devices
A semiconductor memory device includes a group of word lines and a structure that is configured to dissipate current from the group of word lines during fabrication of the semiconductor memory device. ...
07/22/2008
7400012Scalable Flash/NV structures and devices with extended endurance
Devices and methods are provided with respect to a gate stack for a nonvolatile structure. According to one aspect, a gate stack is provided. One embodiment of the gate stack includes a tunnel medium, a high K charge blocking and charge storing medium, and an inject...
07/15/2008
7394128Semiconductor memory device with channel regions along sidewalls of fins
A semiconductor memory (26) having a plurality of memory cells (25), the semiconductor memory (26) having a substrate (1), at least one wordline (2) and first (3) and second lines (4). Each memory cell (25) of ...
07/01/2008
7391078Non-volatile memory and manufacturing and operating method thereof
A non-volatile memory is provided. A substrate having a plurality of trenches and a plurality of select gates is provided. The trenches are arranged in parallel and extend in a first direction. Each of the select gates is disposed on the substrate between two adjace...
06/24/2008
7388245Semiconductor device, method for manufacturing the semiconductor device and portable electronic device provided with the semiconductor device
A semiconductor device, which is characterized by that two or more island-shaped semiconductor layers including first and second island-shaped semiconductor layers are formed on the same substrate, at least the first island-shaped semiconductor layer has steps in it...
06/17/2008
7385245Low power memory subsystem with progressive non-volatility
The memory system is comprised of a plurality of memory arrays that are coupled to a processor. The memory arrays are comprised of non-volatile memory cells that have read/write speeds and charge retention times that are different from the other memory arrays of the...
06/10/2008
7365389Memory cell having enhanced high-K dielectric
A semiconductor memory device may include an intergate dielectric layer of a high-K, high barrier height dielectric material interposed between a charge storage layer and a control gate. With this intergate high-K, high barrier height dielectric in place, the memory...
04/29/2008
7355236Non-volatile floating gate memory cells with polysilicon storage dots and fabrication methods thereof
Non-volatile floating gate memory cells with polysilicon storage dots and fabrication methods thereof. The non-volatile floating gate memory cell comprises a semiconductor substrate of a first conductivity type. A first region of a second conductivity type different...
04/08/2008
7352024Semiconductor storage device and semiconductor integrated circuit
There is provided a semiconductor storage device capable of high integration. On a top surface of a semiconductor substrate, a plurality of device isolation regions (16) each extending and meandering in a lateral direction are formed so as to be arrayed with ...
04/01/2008
7345336Semiconductor memory device having self-aligned charge trapping layer
A semiconductor memory device having a self-aligned charge trapping layer and a method of manufacturing the same in which a consistent length of an ONO layer is ensured. Here, an insulating stacked structure is self-aligned to a bottom surface of conductive spacers....
03/18/2008
7342277Transistor for non volatile memory devices having a carbon nanotube channel and electrically floating quantum dots in its gate dielectric
A transistor is described having a source electrode and a drain electrode. The transistor has at least one semiconducting carbon nanotube that is electrically coupled between the source and drain electrodes. The transistor has a gate electrode and dielectric materia...
03/11/2008
7342279Multi-state non-volatile integrated circuit memory systems that employ dielectric storage elements
Non-volatile memory cells store a level of charge corresponding to the data being stored in a dielectric material storage element that is sandwiched between a control gate and the semiconductor substrate surface over channel regions of the memory cells. More than tw...
03/11/2008
7332768Non-volatile memory devices
Non-volatile memory devices are disclosed. In a first example non-volatile memory device, programming and erasing of the memory device is performed through the same insulating barrier without the use of a complex symmetrical structure. In the example device, program...
02/19/2008
7332789Isolation trenches for memory devices
Methods and apparatus are provided. A first dielectric plug is formed in a portion of a trench that extends into a substrate of a memory device so that an upper surface of the first dielectric plug is recessed below an upper surface of the substrate. The first diele...
02/19/2008
7317222Memory cell using a dielectric having non-uniform thickness
A memory cell is programmed by injecting charge into a charge storage layer of the memory cell. A desired programmed charge results in the charge storage layer over an edge portion of a channel region of the memory cell. An undesired programmed charge results in the...
01/08/2008
7315059Semiconductor memory device and manufacturing method for the same
The present invention provides a semiconductor memory device having one or more protruding semiconductor layers formed on a semiconductor substrate of a first conductivity type and a plurality of memory cells on surfaces of the protruding semiconductor layers, where...
01/01/2008
7315060Semiconductor storage device, manufacturing method therefor and portable electronic equipment
A semiconductor storage device has a single gate electrode formed on a semiconductor substrate through a gate insulation film. First and second memory function bodies formed on both sides of the gate electrode. A P-type channel region is formed in a surface of the s...
01/01/2008
7312499Semiconductor storage device and manufacturing method therefor, semiconductor device, portable electronic equipment and IC card
A semiconductor storage device includes a field effect transistor which has a gate insulator, a gate electrode and a pair of source/drain diffusion regions on a semiconductor substrate. The device also includes a coating film made of a dielectric having a function o...
12/25/2007
7307296Flash memory and fabrication method thereof
A flash memory comprises a substrate, control gates, doped regions, an isolation layer, isolation structures, floating gates, tunneling dielectric layers and inter-gate dielectric layers. The control gates are arranged over the substrate with a first direction, and ...
12/11/2007
7307280Memory devices with active and passive doped sol-gel layers
The present memory device includes first and second electrodes, an active layer; and a passive layer, the active and passive layers being between the first and second electrodes, with at least one of the active layer and passive layer being a doped a sol-gel. ...
12/11/2007
7306991Stepped gate configuration for non-volatile memory
A memory device having a field effect transistor with a stepped gate dielectric and a method of making the same are herein disclosed. The stepped gate dielectric is formed on a semiconductor substrate and consists of a pair of charge trapping dielectrics separated b...
12/11/2007
7304346Flash memory cell transistor and method for fabricating the same
A flash memory cell transistor and a method for fabricating the same compensates a work function difference of a pMOS and a nMOS with a triple gate insulating film by using electron density trapped in a pMOS gate insulating film. The flash memory cell transistor com...
12/04/2007
7301198Semiconductor device having logic circuitry and memory circuitry on the same substrate, and its use in portable electronic equipment and IC card
A semiconductor switching element and a semiconductor storage element each have a gate electrode, a pair of source/drain regions and a channel forming region. Memory function bodies having a function of storing electric charges are provided on opposite sides of the ...
11/27/2007
7268389Nonvolatile semiconductor memory
A nonvolatile semiconductor memory device includes diffusion layers formed in a semiconductor substrate, a gate insulating film formed on at least a portion of a channel region between the diffusion layers in the semiconductor substrate, and a control gate formed on...
09/11/2007
7265414NROM memory device with a high-permittivity gate dielectric formed by the low temperature oxidation of metals
A high permittivity gate dielectric formed by low temperature metal oxidation is used in an NROM memory cell. The gate dielectric has a dielectric constant greater than silicon dioxide and is comprised of a nanolaminate structure. The NROM memory cell has a substrat...
09/04/2007
7265413Semiconductor memory with vertical memory transistors and method for fabricating it
The invention relates to a semiconductor memory having a multiplicity of memory cells and a method for forming the memory cells. The semiconductor memory generally includes a semiconductor layer arranged on a substrate surface that includes a normally positioned ste...
09/04/2007
7265016Stepped gate configuration for non-volatile memory
A memory device having a field effect transistor with a stepped gate dielectric and a method of making the same are herein disclosed. The stepped gate dielectric is formed on a semiconductor substrate and consists of a pair of charge trapping dielectrics separated b...
09/04/2007
7265410Non-volatile memory cell having a silicon-oxide-nitride-oxide-silicon gate structure and fabrication method of such cell
A non-volatile memory cell able to be written in a first direction and read in a second direction is described. The memory cell includes one or two charge trapping regions located near either the source or the drain, or both the source and the drain. During a progra...
09/04/2007
7259423Non-volatile memory device having dual gate
A non-volatile memory device including a control gate pattern having a tunnel insulation pattern, a trap-insulation pattern, a blocking insulation pattern and a control gate electrode, which are stacked on a semiconductor substrate. A selection gate pattern is dispo...
08/21/2007
7256451NROM memory device with a high-permittivity gate dielectric formed by the low temperature oxidation of metals
A high permittivity gate dielectric formed by low temperature metal oxidation is used in an NROM memory cell. The gate dielectric has a dielectric constant greater than silicon dioxide and is comprised of a nanolaminate structure. The NROM memory cell has a substrat...
08/14/2007
7256450NROM memory device with a high-permittivity gate dielectric formed by the low temperature oxidation of metals
A high permittivity gate dielectric formed by low temperature metal oxidation is used in an NROM memory cell. The gate dielectric has a dielectric constant greater than silicon dioxide and is comprised of a nanolaminate structure. The NROM memory cell has a substrat...
08/14/2007
7256452NROM memory device with a high-permittivity gate dielectric formed by the low temperature oxidation of metals
A high permittivity gate dielectric formed by low temperature metal oxidation is used in an NROM memory cell. The gate dielectric has a dielectric constant greater than silicon dioxide and is comprised of a nanolaminate structure. The NROM memory cell has a substrat...
08/14/2007
7244986Two-bit cell semiconductor memory device
A 2-bit cell is made up of first and second diffusion regions provided on a substrate surface, first and second storage nodes adjacent to the first and second diffusion region, first and second gate electrodes provided on first and second storage nodes, a third stor...
07/17/2007
7238984Semiconductor memory device, semiconductor device, and portable electronic apparatus
A semiconductor memory device includes a nonvolatile memory section; and a volatile memory section, wherein the nonvolatile memory section includes a nonvolatile memory cell having a gate electrode formed on a semiconductor layer via a gate insulating film, a channe...
07/03/2007
7227220Semiconductor devices having buried bit lines and methods of manufacturing semiconductor devices having buried bit lines
A semiconductor device includes a semiconductor substrate having a first conductivity type and having an upper portion, a pair of bit lines extending in a first direction and doped with an impurity of a second conductivity type opposite to the first conductivity typ...
06/05/2007
7221018NROM flash memory with a high-permittivity gate dielectric
A high permittivity gate dielectric is used in an NROM memory cell. The gate dielectric has a dielectric constant greater than silicon dioxide and is comprised of an atomic layer deposited and/or evaporated nanolaminate structure. The NROM memory cell has a substrat...
05/22/2007
1              
 
Sign InRegister
Username  
Password   
forgot password?