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6242296 |
Method of fabricating embedded DRAM
A method of fabricating an embedded DRAM. A word line and a gate are formed in a memory region and a logic circuitry region on the substrate. An etching stop layer is formed over the substrate and...
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6239011 |
Method of self-aligned contact hole etching by fluorine-containing discharges
The practice of forming self-aligned contacts (SACs) in MOSFETs using a silicon nitride gate sidewall and a silicon nitride gate cap has found wide acceptance, particularly in the manufacture of...
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6238993 |
Polysilicon load for 4T SRAM operation at cold temperatures
This invention relates to the fabrication of integrated circuit devices and more particularly to a method for reducing the otherwise excessive negative TCR of low doped polysilicon load resistors...
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6238972 |
Method for increasing capacitance
The capacitor of a DRAM cell is formed by depositing a layer of doped polysilicon, patterning the layer of doped polysilicon to define the extent of the capacitor's lower electrode and then...
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6236101 |
Metallization outside protective overcoat for improved capacitors and inductors
A thick layer of copper is formed on the outside the protective overcoat (PO) which protects an integrated circuit, and forms both an inductor and the upper electrode of a capacitor. Placing this...
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6232194 |
Silicon nitride capped poly resistor with SAC process
A new method of forming a polysilicon resistor having precisely controlled resistance by using a thin silicon nitride cap over the polysilicon resistor is described. A dielectric layer is provided...
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6228699 |
Cross leakage of capacitors in DRAM or embedded DRAM
A method of forming stacked capacitors for a DRAM structure. A thin layer of poly is deposited over the inside surface of the crown holes; the columns of the crown holes form the insulation between...
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6228700 |
Method for manufacturing dynamic random access memory
A method for manufacturing dynamic random access (DRAM) memory. A substrate has a plurality of active regions marked out by shallow trench isolation (STI) structures therein. A conductive layer and...
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6225155 |
Method of forming salicide in embedded dynamic random access memory
In a method of forming a salicide layer in an embedded dynamic random access memory, a thin oxide layer, a silicon nitride layer and a thick oxide layer are sequentially formed over a substrate...
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6221727 |
Method to trap air at the silicon substrate for improving the quality factor of RF inductors in CMOS technology
A new method of fabricating an inductor utilizing air as an underlying barrier in the manufacturing of integrated circuits is described. A field oxide region is formed in and on a semiconductor...
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6221710 |
Method of fabricating capacitor
A method of fabricating a capacitor on a semiconductor substrate. A barrier layer is formed over the substrate to serve as a bottom electrode of the capacitor. A dielectric layer is formed on the...
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6218231 |
Methods for fabricating high dielectric capacitors of semiconductor devices
Provided is a method for fabricating a high dielectric capacitor of a semiconductor device without decreasing the properties of the dielectric under oxygen atmosphere in the process for depositing...
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6217357 |
Method of manufacturing two-power supply voltage compatible CMOS semiconductor device
In a method of manufacturing a two-type power supply voltage compatible CMOS semiconductor, the number of photolithography steps that aim at forming an LDD, a pocket, and a source/drain region is...
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6218232 |
Method for fabricating DRAM device
A method for fabricating a DRAM device, comprising the steps of: providing a SOI substrate upon which a first silicon layer, a buried oxide film and a second silicon layer are stacked; forming an...
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6218230 |
Method for producing capacitor having hemispherical grain
A first amorphous silicon layer is formed to connect to a portion of a capacitor contact plug, and then a second amorphous silicon layer and a third amorphous silicon layer are formed thereon. The...
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6214663 |
Methods of fabricating integrated circuit devices having contact pads which are separated by sidewall spacers
An integrated circuit field effect transistor includes contact pads which are separated by sidewall spacers. A first pad which electrically contacts one of the spaced-apart source and drain regions...
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6214661 |
Method to prevent oxygen out-diffusion from BSTO containing micro-electronic device
In a method of forming a microelectronic structure of a Pt/BSTO/Pt capacitor stack for use in a DRAM device, the improvement comprising substantially eliminating or preventing oxygen out-diffusion...
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6211008 |
Method for forming high-density high-capacity capacitor
A method for fabricating a high-density high-capacity capacitor is described. A dielectric layer is provided overlying a semiconductor substrate. A sacrificial layer is deposited overlying the...
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6211005 |
Methods of fabricating integrated circuit ferroelectric memory devices including a material layer on the upper electrodes of the ferroelectric capacitors thereof
Integrated circuit ferroelectric memory devices include an integrated circuit substrate which includes a cell region and a periphery region. A plurality of ferroelectric memory cells are formed in...
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6207521 |
Thin-film resistor employed in a semiconductor wafer and its method formation
The present invention provides a thin-film resistor positioned on a semiconductor wafer and its method of formation. The thin-film resistor comprises a dielectric layer, a resistance layer, a...
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6207564 |
Method of forming self-aligned isolated plugged contacts
A method for preparing an SRAM or DRAM structure on a substrate with an oppositely doped well therein, a field oxide region extending above and between the well and the substrate, first and second...
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6207487 |
Method for forming dielectric film of capacitor having different thicknesses partly
The present invention discloses a method for forming a dielectric film having improved leakage current characteristics in a capacitor. A lower electrode having a surface and a rounded protruding...
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6204108 |
Method of fabricating a dynamic random access memory capacitor
A method of fabricating a capacitor. A crown-shape bottom storage node is formed on a conductive region. The crown-shape bottom storage node has a wavelike interior surface and a hemi-spherical...
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6204105 |
Method for fabricating a polycide semiconductor device
A method for fabricating a semiconductor device includes the steps of forming a field oxide layer on a field region of a semiconductor substrate where a field region and an active region are...
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6204109 |
Method for forming a cylindrical capacitor
A method for forming a cylindrical capacitor of a dynamic random access memory cell is disclosed. The method includes firstly providing a semiconductor substrate having a dielectric layer thereon,...
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6204106 |
Method of fabricating a DRAM access transistor with dual gate oxide technique
The process comprises the steps of growing a first oxide layer on the upper surface of a substrate; depositing a silicon nitride layer on top of the first oxide layer; patterning the silicon...
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6204110 |
Methods of forming an SRAM
A semiconductor processing method of forming a resistor from semiconductive material includes: a) providing a node to which electrical connection to a resistor is to be made; b) providing a first...
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6204070 |
Method for manufacturing ferroelectric capacitor
The present invention relates to a method for manufacturing ferroelectric capacitor, capable of preventing the hydrogen gas generated in the process for the overlying interlayer insulating layer...
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6204107 |
Method for forming multi-layered liner on sidewall of node contact opening
A method for forming a multi-layered liner on the sidewalls of a node contact opening includes the steps of providing a substrate having a dielectric layer thereon. The dielectric layer further...
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6200845 |
Method of forming a storage capacitor
The present invention provides a method of forming at least a bottom electrode of a capacitor in a semiconductor device. The method comprises the steps forming a first insulation film on a...
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6200844 |
Method of manufacturing dielectric film of capacitor in dynamic random access memory
A method of manufacturing a dielectric film for a capacitor in a DRAM. A native oxide layer is removed using a rapid ramp process at a pressure lower than 10 -5 torr. A nitridation is performed to...
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6197628 |
Ruthenium silicide diffusion barrier layers and methods of forming same
A method for use in the fabrication of integrated circuits includes providing a substrate assembly having a surface. A diffusion barrier layer is formed over at least a portion of the surface. The...
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6197630 |
Method of fabricating a narrow bit line structure
A method of fabricating a narrow bit line structure is disclosed. The fabrication includes the steps as follows. At first, the interpoly dielectric layer is formed over the MOSFET. Then the landing...
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6197629 |
Method of fabricating a polysilicon-based load circuit for static random-access memory
A semiconductor fabrication method is provided for the fabrication of a polysilicon-based load circuit (called poly-load) for SRAM (static random-access memory). In accordance with this method, a...
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6194261 |
High yield semiconductor device and method of fabricating the same
A unit cell of a static random-access memory includes a laminated gate electrode structure adjacent to a diffusion layer. A top surface of the gate electrode structure is coated with a first...
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6190956 |
Forming a capacitor structure of a semiconductor
A method for forming a capacitor structure of semiconductor is disclosed. The method includes the following steps. First of all, a first oxide layer is deposited. A first nitride layer is formed....
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6190955 |
Fabrication of trench capacitors using disposable hard mask
Improved trench forming methods for semiconductor substrates using BSG avoid the problems associated with conventional TEOS hard mask techniques. The methods comprise: (a) providing a...
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6190991 |
Method for fabricating a capacitor
A method for fabricating a capacitor includes the formation of a self-aligned and essentially amorphous passivation edge web. The passivation edge web is formed in the course of a BST vapor phase...
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6187647 |
Method of manufacturing lateral high-Q inductor for semiconductor devices
A method of forming an inductor for a semiconductor device comprises the steps of forming the bottom legs on a first substrate; depositing a second substrate layer over the first substrate; forming...
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6187621 |
Semiconductor processing methods of forming capacitor constructions and semiconductor processing methods of forming DRAM constructions
A semiconductor processing method of forming a capacitor construction includes, a) providing a pair of electrically conductive lines having respective electrically insulated outermost surfaces; b)...
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6187619 |
Method to fabricate short-channel MOSFETs with an improvement in ESD resistance
A method to fabricate simultaneously a MOS transistor and an ESD protective transistor in a silicon substrate is disclosed. The ESD protective devices are fabricated with a double diffused drain...
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6187618 |
Vertical bipolar SRAM cell, array and system, and a method for making the cell and the array
An SRAM memory cell is provided in which a pair of cross-coupled n-type MOS pull-down transistors are coupled to respective parasitically formed bipolar pull-up transistors. The memory cell is...
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6184045 |
Method for DRAM cell arrangement and method for its production
A memory cell contains at least one transistor and one capacitor connected to an upper bit line. The capacitor contains a first capacitor electrode arranged above the transistor, and is connected...
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6184073 |
Process for forming a semiconductor device having an interconnect or conductive film electrically insulated from a conductive member or region
A semiconductor device includes a memory array of static-random-access memory cells. The SRAM cells are formed using a process flow more closely associated with logic-type devices. The SRAM cells...
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6184075 |
Method of fabricating interconnect lines and plate electrodes of a storage capacitor in a semiconductor device
A method of fabricating a semiconductor device where the formation of a conductive layer typically over a storage capacitor on the device is used both as a plate electrode and also as an...
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6184044 |
Thin film capacitor including perovskite-type oxide layers having columnar structure and granular structure
The present invention relates to a thin film capacitor that may be used as a stacked capacitor in a memory cell. In a thin film capacitor including a high dielectric constant layer sandwiched by...
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6184074 |
Method of fabrication a self-aligned polysilicon/diffusion barrier/oxygen stable sidewall bottom electrode structure for high-K DRAMS
The capacitor (12) comprises a HDC dielectric (40) and upper (44) and lower (32-36) electrodes. The lower electrode comprises a polysilicon base (32), a diffusion barrier (34) on the sidewalls of...
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6180462 |
Method of fabricating an analog integrated circuit with ESD protection
A method of fabricating an ESD protection circuit without salicide formation is described. First, the isolation regions, the dielectric layer, the gate structures, the resistors, the end capacitor...
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6180482 |
Method for manufacturing high dielectric capacitor
A method for manufacturing a high dielectric capacitor is provided. A capacitor cell unit comprised of an amorphous, high dielectric film which is formed on a semiconductor substrate. Next, the...
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6180446 |
Method of fabricating an oxygen-stable layer/diffusion barrier/poly bottom electrode structure for high-K DRAMS using disposable-oxide processing
A capacitor structure and method. The capacitor (12) comprises a HDC dielectric (40) and upper (44) and lower electrodes. The lower electrode comprises a capacitor via (19), diffusion barrier (34)...
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