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Patent Summary

U.S. Patent Classes & Classifications Covered in this listing:

Class 439: Electrical Connectors

This is the generic class for a pair of mated conductors comprising at least two electrically conducting elements which are interconnected to permit relative motion of such conducting elements during use without a break in electrical conductivity therebetween. Also, this is the generic class for a device constituting an electricity conducting contact between conductors of electricity; wherein the joint is of a type which may be readily made and broken, repeatedly by attachment and detachment of contact supporting structure on each conductor.

Subclass 50: Panel having planar contact array with mating panel having mating planar contact array

Class 257: Active Solid-State Devices (E.G., Transistors, Solid-State Diodes)

This class provides for active solid-state electronic devices, that is, electronic devices or components that are made up primarily of solid materials, usually semiconductors, which operate by the movement of charge carriers - electrons or holes - which undergo energy level changes within the material and can modify an input voltage to achieve rectification, amplification, or switching action, and are not classified elsewhere.

Subclass 77: Diamond or silicon carbide
Subclass 109: Having only two terminals and no control electrode (gate), e.g., Shockley diode
Subclass 155: With switching speed enhancement means (e.g., Schottky contact)
Subclass 206: Particular layout of complementary FETs with regard to each other
Subclass 220: Vertically within channel (e.g., profiled)
Subclass 288: Having insulated electrode (e.g., MOSFET, MOS diode)
Subclass 328: Vertical channel or double diffused insulated gate field effect device provided with means to protect against excess voltage (e.g., gate protection diode)
Subclass 329: Gate controls vertical charge flow portion of channel (e.g., VMOS device)
Subclass 330: Gate electrode in groove
Subclass 331: Plural gate electrodes or grid shaped gate electrode
Subclass 332: Gate electrode self-aligned with groove
Subclass 334: In integrated circuit structure
Subclass 339: With means to increase breakdown voltage
Subclass 340: With means (other than self-alignment of the gate electrode) to decrease gate capacitance (e.g., shield electrode)
Subclass 341: Plural sections connected in parallel (e.g., power MOSFET)
Subclass 342: With means to reduce ON resistance
Subclass 362: Punchthrough or bipolar element
Subclass 365: With plural, separately connected, gate electrodes in same device
Subclass 366: Overlapping gate electrodes
Subclass 374: Dielectric isolation means (e.g., dielectric layer in vertical grooves)
Subclass 401: With specified physical layout (e.g., ring gate, source/drain regions shared between plural FETs, plural sections connected in parallel to form power MOSFET)
Subclass 409: With means to increase breakdown voltage (e.g., field shield electrode, guard ring, etc.)
Subclass 473: With specified Schottky metal
Subclass 475: With doping profile to adjust barrier height
Subclass 476: In integrated structure
Subclass 488: Field relief electrode
Subclass 489: Resistive
Subclass 500: Including high voltage or high power devices isolated from low voltage or low power devices in the same integrated circuit
Subclass 508: With metallic conductor within isolating dielectric or between semiconductor and isolating dielectric (e.g., metal shield layer or internal connection layer)
Subclass 531: Including inductive element
Subclass 586: With non-planar semiconductor surface (e.g., groove, mesa, bevel, etc.)
Subclass 587: With specified electrode means
Subclass 588: Including polycrystalline semiconductor as connection
Subclass 622: Groove
Subclass 684: With semiconductor element forming part (e.g., base, of housing)
Subclass 686: Stacked arrangement
Subclass 687: Housing or package filled with solid or liquid electrically insulating material
Subclass 728: For high frequency (e.g., microwave) device
Subclass 737: Bump leads
Subclass 746: Composite material (e.g., fibers or strands embedded in solid matrix)
Subclass 774: Via (interconnection hole) shape
Subclass 778: Flip chip
Subclass 787: ENCAPSULATED
Subclass E51.006: Insulated gate field-effect transistor (EPO)
Subclass E27.016: In combination with diode, resistor, or capacitor (EPO)
Subclass E27.033: In combination with diode, capacitor, or resistor (EPO)
Subclass E27.055: Vertical bipolar transistor only (EPO)
Subclass E27.06: Field-effect transistor with insulated gate (EPO)
Subclass E27.091: Transistor in trench (EPO)
Subclass E29.021: For source or drain region of field-effect device (EPO)
Subclass E29.027: Surface layout of MOS gated device (e.g., DMOSFET or IGBT) (EPO)
Subclass E29.037: Anode regions of thyristors or gated bipolar-mode devices (EPO)
Subclass E29.04: Of field-effect transistors with insulated gate (EPO)
Subclass E29.066: Body region structure of IGFETs with channel containing layer (DMOSFET or IGBT) (EPO)
Subclass E29.086: Further characterized by doping material (EPO)
Subclass E29.107: Imperfections within semiconductor body (EPO)
Subclass E29.109: Characterized by concentration or distribution of impurities in bulk material (EPO)
Subclass E29.121: Source or drain electrode in groove (EPO)
Subclass E29.128: With insulated gate (EPO)
Subclass E29.131: Having drain and source regions at different vertical level having channel composed only of vertical sidewall connecting drain and source layers (EPO)
Subclass E29.133: Nonuniform insulating layer thickness (EPO)
Subclass E29.136: Characterized by surface lay-out (EPO)
Subclass E29.182: Bipolar thin-film transistors (EPO)
Subclass E29.201: And gate structure lying on slanted or vertical surface or formed in groove (e.g., trench gate IGBT) (EPO)
Subclass E29.215: Bidirectional device (e.g., triac) (EPO)
Subclass E29.256: With channel containing layer contacting drain drift region (e.g., DMOS transistor) (EPO)
Subclass E29.257: Having vertical bulk current component or current vertically following trench gate (e.g., vertical power DMOS transistor) (EPO)
Subclass E29.262: Vertical transistor (EPO)
Subclass E29.318: Vertical transistors (EPO)
Subclass E29.327: Diode (EPO)
Subclass E29.336: PIN diode (EPO)
Subclass E29.338: Schottky diode (EPO)
Subclass E23.004: Characterized by shape (EPO)
Subclass E23.064: For flat cards, e.g., credit cards (EPO)
Subclass E23.101: Selection of materials, or shaping, to facilitate cooling or heating, e.g., heat sinks (EPO)
Subclass E23.114: Protection against radiation, e.g., light, electromagnetic waves (EPO)
Subclass E23.178: Chips being integrally enclosed by interconnect and support structures (EPO)
Subclass E21.09: Deposition of semiconductor material on substrate, e.g., epitaxial growth, solid phase epitaxy (EPO)
Subclass E21.151: Applied layer being silicon or silicide or SIPOS, e.g., polysilicon, porous silicon (EPO)
Subclass E21.346: Using mask (EPO)
Subclass E21.359: Schottky diode (EPO)
Subclass E21.372: Bipolar thin film transistor (EPO)
Subclass E21.384: With recessed gate (EPO)
Subclass E21.417: With channel containing layer, e.g., p-base, fo rmed in or on drain region, e.g., DMOS transistor (EPO)
Subclass E21.418: Vertical power DMOS transistor (EPO)
Subclass E21.419: With recessed gate (EPO)
Subclass E21.45: With Schottky gate, e.g., MESFET (EPO)
Subclass E21.616: MIS technology (EPO)
Subclass E21.629: With particular manufacturing method of vertical transistor structures, i.e., with channel vertical to substrate surface (EPO)
Subclass E21.693: For vertical channel (EPO)

Class 438: Semiconductor Device Manufacturing: Process

This class provides for manufacturing a semiconductor containing a solid-state device for the following purposes: (a) conducting or modifying an electrical current, (b) storing electrical energy for subsequent discharge within a microelectronic integrated circuit, or (c) converting electromagnetic wave energy to electrical energy or electrical energy to electromagnetic energy. Also operations involving: (1) coating a substrate with a semiconductive material, or (2) coating a semiconductive substrate or substrate containing a semiconductive region. It also provides for operations involving etching a semiconductive substrate or etching a substrate containing a semiconductive region. The class provides for packaging or treatment of packaged semiconductor.

Subclass 112: And encapsulating
Subclass 124: And encapsulating
Subclass 127: Encapsulating
Subclass 192: Vertical channel
Subclass 197: Having insulated gate (e.g., IGFET, MISFET, MOSFET, etc.)
Subclass 206: Vertical channel insulated gate field effect transistor
Subclass 212: Vertical channel
Subclass 237: Including diode
Subclass 259: Including forming gate electrode in trench or recess in substrate
Subclass 268: Vertical channel
Subclass 270: Gate electrode in trench or recess in semiconductor substrate
Subclass 271: V-gate
Subclass 294: Including isolation structure
Subclass 301: Source or drain doping
Subclass 564: Polycrystalline semiconductor source
Subclass 573: Multilayer electrode
Subclass 576: Into grooved or recessed semiconductor region
Subclass 578: Forming electrode of specified shape (e.g., slanted, etc.)
Subclass 589: Recessed into semiconductor substrate
Subclass 596: Portion of sidewall structure is conductive
Subclass 700: Formation of groove or trench

Class 318: Electricity: Motive Power Systems

This is the generic class for system of electrical supply and/or of control for one or more electric motors where the electric motor is claimed in combination with such systems of supply and/or control and the electric motor as claimed constitutes the ultimate and sole electrical load device supplied by the system or constitutes the ultimate and sole electrical device being controlled.

Class 315: Electric Lamp And Discharge Devices: Systems

Electric lamp and electric space discharge device systems: structural combinations with circuit elements; structural combinations with heating and/or cooling means; cathode-ray tubes; lamps and/or discharge devices as sole load devices; lamps; electric space discharge devices gas or vapor discharge devices; high vacuum-type discharge devices, and gas or vapor-type discharge devices claimed broadly; plural load device systems; art uses and combinations with art devices; testing electric lamps and discharge devices; and operating a lamp or a gas or vapor discharge device.

Subclass 307: Automatic regulation

Class 323: Electricity: Power Supply Or Regulation Systems

This is the generic class for electrical systems wherein a single electrical source is coupled to a single electrical load circuit and means are provided which control the magnitude or level of the current or voltage of either or both of said circuits and/or the phase angle between the current or voltage of either or both of said circuits. This is also the generic class for transformer systems and impedance systems.

Subclass 283: Digitally controlled
Subclass 285: With plural condition sensing
Subclass 300: Phase controlled switching using electronic tube or a three or more terminal semiconductive device

Class 345: Computer Graphics Processing And Selective Visual Display Systems

Processes and apparatus for selective electrical control of two or more light-generating or light-controlling display elements* in accordance with a received or stored image data signal. The image data includes character, graphical information or display attribute data. The image data may include, for example, information data from a peripheral input device, from the reception of a television signal, from the recognition of image data, or from the generation or creation of image data by a computer.

Subclass 690: Intensity or color driving control (e.g., gray scale)
Subclass 83: Color

Class 363: Electric Power Conversion Systems

Conversion systems wherein a single electrical source circuit is coupled to a single electrical load circuit.

Subclass 142: With means to connect the input to diverse power sources
Subclass 143: 110/220 Volts A.C. in, constant 110 Volts D.C. out
Subclass 21.16: Having feedback winding inductively coupled to inverter inductive device (e.g., tertiary winding, etc.)
Subclass 49: With starting arrangement
Subclass 95: For inverter

Class 333: Wave Transmission Lines And Networks

Electric wave transmission systems wherein electromagnetic wave energy is guided or constrained by a wave transmission device of the long line type other than loaded lines. Included are passive wave transmission networks simulating the characteristics of a long line wave transmission systems or wave guides, such as artificial lines, delay networks, resonators, impedance matching networks, equalizers, wave filters and transmission line terminations. Passive coupling networks and terminating networks having either lumped or distributed electrical circuit parameters and having impedance characteristics. Smoothing type wave filters having shunt capacitance, or series inductance. Networks including a wave transmission device and means for decreasing the amplitude range of the signal applied to the transmission device as the signal increases in amplitude and means for increasing or restoring the amplitude range of the signal after the transmission over the transmission device. Passive networks for producing an output wave which is the time derivative or time integral of the input wave. Systems including active elements for producing across at least two of the system terminals a negative resistance, and/or an inductance, or capacitance which may be positive or negative. Wave traps using long line elements.

Subclass 217: Providing negative resistance
Subclass 32: With impedance matching

Class 330: Amplifiers

This is the generic class for amplifiers, included: Amplifiers having all types of active elements (or amplifying devices), amplifier systems having plural amplifier channels, cascade amplifiers, push-pull amplifiers and other amplifiers having plural amplifier devices. Also included are amplifiers with plural signal sources or plural loads. Amplifiers including the means coupling the signal source to the amplifier or coupling the amplifier to the load or between cascaded stages are also included. Amplifiers combined with tone control means. Amplifiers combined with amplitude (volume) control means whether by manual control, by control of an electrode D.C. bias. Amplifiers combined with power supply. Amplifiers combined with structural features of the amplifier or the amplifier circuit elements. Amplifiers having signal feedback means.

Subclass 107: Phase shift means in loop path
Subclass 129: With control of input electrode or gain control electrode bias
Subclass 278: Including gain control means
Subclass 285: Having particular biasing means
Subclass 295: Including plural amplifier channels
Subclass 296: Including particular biasing arrangement
Subclass 303: Including an active device in the filter means
Subclass 311: Having different configurations

Class 324: Electricity: Measuring And Testing

This is the residual home for all subject matter, not elsewhere classified, relating to the measuring, testing (or sensing) of electric properties, (e.g., determining ground resistivity, determining frequency of an alternating current, determining kilowatt hour demand), or the measuring, testing or sensing of nonelectric properties by electric means (e.g., determining moisture, a nonelectric property, by measuring conductance with a resistance bridge; determining speed, a nonelectric property by use of an electric tachometer).

Subclass 606: Including a signal comparison circuit
Subclass 672: By comparison or difference circuit

Class 713: Electrical Computers And Digital Processing Systems: Support

This class provides, within a computer or digital data processing system, for the following processes or apparatus for: 1. establishing original operating parameters or data for a computer or digital data processing system, such as, allocating extended or expanded memory, specifying device drivers, paths, files, buffers, disk management, etc.; 2. for changing system settings or operational modes in a computer or digital data processing system after they have been set; 3. for increasing a systemís extension of protection of system hardware,software, or data frm maliciously caused destruction, unauthorized modification, or unauthorized disclosure; 4. for modifying or responding to the available power to a computer or digital data processing system or programmable calculator; 5. for synchronization of two or more processors; 6. wherein a clock or timing signals, timing pulses, or data associated with the control or regulation of any one or combination of processing components, memory components, and peripheral components are caused to operate in synchronization; 7. for generation, division, or distribution of clock signals, pulse signals, or timing signals in a computer or digital data processing system from one or more sources into groups of continuous and successive time increments, and including event timing and counting, and the correction of the clock signals, pulse signals, or timing signals; 8. wherein there is a significant temporal, incremental or sequencing control provided to one or more computers, digital data processing systems, processors, memory, or peripherals, or to data transmission between these systems or components.

Subclass 310: By external command
Subclass 320: Power conservation
Subclass 321: Programmable calculator with power saving feature
Subclass 322: By clock speed control (e.g., clock on/off)
Subclass 323: Active/idle mode processing
Subclass 330: Power sequencing
Subclass 340: Having power source monitoring

Class 348: Television

Generating, processing, transmitting or transiently displaying a sequence of images, either locally or remotely, in which the local light variations composing the images may change with time.

Subclass 734: Remote control

Class 455: Telecommunications

This is the generic class for modulated carrier wave communications not elsewhere classifiable.

Subclass 108: Amplitude modulation
Subclass 114.2: Noise or interference elimination
Subclass 115.1: Measuring, testing, or monitoring of transmitter
Subclass 120: Including tuning
Subclass 121: In antenna circuit
Subclass 123: Automatically controlled
Subclass 126: With feedback of modulated output signal
Subclass 127.1: Power control, power supply, or bias voltage supply

Class 365: Static Information Storage And Retrieval

Apparatus or corresponding processes for the static storage and retrieval of information. For classification herein, the storage system must be (1) static, (2) a singular storage element or plural elements of the same type, (3) addressable.

Subclass 185.18: Particular biasing

Class 375: Pulse Or Digital Communications

This is the generic class for pulse or digital communication systems using electrical or electromagnetic signals. Such communication includes transmitting an intelligence bearing signal from one point to another in the form of discrete variations in some parameter of the electrical or electromagnetic signal.

Subclass 296: Antinoise or distortion (includes predistortion)

Class 336: Inductor Devices

Inductor devices having capacitance or resistance; pattern controlled variable inductor devices and pattern tracing devices which actuate variable inductor devices; variable inductor devices operated by a condition sensitive means; electromagnets and permanent magnets; inductor device systems.

Subclass 200: Printed circuit-type coil

Class 307: Electrical Transmission Or Interconnection Systems

This is the residual class for all subject matter, not elsewhere classified, relating to electrical transmission or interconnection systems.

Subclass 80: Selective or optional sources