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 [Search a list of Patent Appplications for class 703]   CLASS 703,DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION
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SECTION I - CLASS DEFINITION

This class provides for electrical data processing apparatus and corresponding methods for the following subject matter:

A. Processes or apparatus for sketching or outlining of layout of a physical object or part.

B. Processes or apparatus for representing a physical process or system by mathematical expression.

C. Processes or apparatus for modeling a physical system which includes devices for performing arithmetic and some limited logic operation upon an electrical signal, such as current or voltage, which is a continuously varying representation of physical quantity.

D. Processes or apparatus for modeling to reproduce a nonelectrical device or system to predict its performance or to obtain a desired performance.

E. Processes or apparatus for modeling and reproducing an electronic device or electrical system to predict its performance or to obtain a desired performance.

F. Processes or apparatus that allows the data processing system to interpret and execute programs written for another kind of data processing system.

SCOPE OF THE CLASS

(1) Note. This class is limited to electrical data processing apparatus and corresponding methods for structural design, modeling, simulation, and emulation.
(2) Note. Claims directed to electrical digital logic circuitry or miscellaneous active electrical nonlinear devices and systems are classified elsewhere. See the SEE OR SEARCH CLASS notes below.
(3) Note. Significantly claimed apparatus external to this class, claimed in combination with apparatus under the class definition, which perform structural design, modeling, simulation, or emulation data processing are classified in the class appropriate to the external device unless specifically excluded therefrom.
(4) Note. Nominally claimed apparatus external to this class in combination with apparatus under the class definition is classified in this class unless provided for in the appropriate external class.

SECTION II - REFERENCES TO OTHER CLASSES

SEE OR SEARCH CLASS:

73Measuring and Testing,   subclasses 152.01 through 152.62for borehole and drilling studying, in general.
222Dispensing,   subclasses 78 and 79 for firearm dispensing simulation.
324Electricity: Measuring and Testing,   subclasses 323 through 375for investigating borehole fluid.
326Electronic Digital Logic Circuitry,   appropriate subclasses for the use of digital logic circuitry, in general.
327Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems,   appropriate subclasses for nonlinear solid-state analog circuits, in general.
340Communications: Electrical,   subclasses 853.1 through 856.4for telemetering and monitoring a wellbore environment.
345Computer Graphics Processing and Selective Visual Display Systems,   subclasses 419 through 443for graphical object display modeling using mathematical algorithm.
367Communications, Electrical: Acoustic Wave Systems and Devices,   subclass 73 for synthetic seismograms and models.
434Education and Demonstration,   subclasses 28 through 71, 219, 220, and 305 for vehicle related simulation for educational and demonstration purposes; subclasses 72 through 76, 78, and 79 for architectural design; subclass 126 for demonstration of fluid flow for educational purpose; subclass 218 for simulating nuclear energy for educational purposes; and other appropriate subclasses for simulating electrical systems for demonstration or educational purposes.
506Combinatorial Chemistry Technology: Method, Library, Apparatus,   for in silico or mathematical conception of a chemical or biological library.
700Data Processing: Generic Control Systems or Specific Applications,   subclasses 266 through 274for chemical process control or monitoring system, subclasses 281 through 285 for a computer controlling fluid level or flow, subclasses 286 through 298 for computer control in electrical power generation or distribution.
701Data Processing: Vehicles, Navigation, and Relative Location,   appropriate subclasses for vehicle control and guidance, in general.
702Data Processing: Measuring, Calibrating, or Testing,   subclasses 6 through 9for the application of a computer in well logging or borehole studying, subclasses 19 through 21 for biological and biochemical data processing analysis and measurement, subclasses 22 through 32 for chemical data processing analysis and measurement, subclasses 60 through 63 for electrical power parameter measurement, and subclasses 45 through 56 and 100 for fluid or fluid flow measurement.
708Electrical Computers: Arithmetic Processing and Calculating,   appropriate subclasses for arithmetic processing and calculating computer.
710Electrical Computers and Digital Data Processing Systems: Input/Output,   subclasses 8 through 14for assigning operating characteristics to a peripheral device, subclasses 15 through 19 for detecting or observing operating characteristics or conditions of a peripheral device, and subclasses 62 through 74 for peripheral adapting, in general.
713Electrical Computers and Digital Processing Systems: Support,   subclass 500 for generation of clock, pulse, or timing signal or analysis.
714Error Detection/Correction and Fault Detection/Recovery,   subclasses 25 through 46for locating fault in a computer system or processor, subclasses 38.1 through 38.14 for locating fault in a computer program or software, and subclasses 724 through 745 for digital logic test event generating.
716Computer-Aided Design and Analysis of Circuits and Semiconductor Masks,   subclasses 101 through 109for logic design processing for integrated circuit.
717Data Processing: Software Development, Installation, and Management,   subclasses 131 through 133for determining efficiency of program execution time analysis, subclasses 136 through 139 for program code translator, or subclasses 140 through 161 for compiler.
718Electrical Computers and Digital Processing Systems: Virtual Machine Task or Process Management or Task Management/Control,   subclass 1 for virtual machine task and process management.

SUBCLASSES

[List of Patents for class 703 subclass 1]    1STRUCTURAL DESIGN:
 This subclass is indented under the class definition.  Subject matter comprising means or steps for sketching or outlining of layout of a physical object or part.
(1) Note. Examples of such structural designs include space planning, interior design, and design of building truss, piping, or bridge.

SEE OR SEARCH THIS CLASS, SUBCLASS:

2,for modeling of a physical system.
7,for mechanical design and simulation.
8,for vehicle design and simulation.

SEE OR SEARCH CLASS:

434Education and Demonstration,   subclasses 72 through 76, 78, and 79 for architectural design.
  
[List of Patents for class 703 subclass 2]    2MODELING BY MATHEMATICAL EXPRESSION:
 This subclass is indented under the class definition.  Subject matter comprising means or steps for representing a physical process or system by mathematical expression.

SEE OR SEARCH CLASS:

345Computer Graphics Processing and Selective Visual Display Systems,   subclasses 419 and 420 for graphical object display modeling using mathematical algorithm.
434Education and Demonstration,   subclasses 277 through 282for modeling crystal, molecular, or atom structure for demonstration and educational purposes.
  
[List of Patents for class 703 subclass 3]    3ELECTRICAL ANALOG SIMULATOR:
 This subclass is indented under the class definition.  Subject matter comprising means or steps for modeling (i.e., artificially mimicking) a physical system which includes devices for performing arithmetic and some limited logic operation upon an electrical signal, such as current or voltage, which is a continuously varying representation of physical quantity and which is some function of quantities such as direct proportion, inverse proportion, or square law relationship.

SEE OR SEARCH CLASS:

327Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems,   appropriate subclasses for nonlinear solid-state analog circuits, in general.
708Electrical Computers: Arithmetic Processing and Calculating,   subclasses 800 through 854for analog calculating computer.
  
[List of Patents for class 703 subclass 4]    4Of electrical device or system:
 This subclass is indented under subclass 3.  Subject matter wherein the simulated system involves an electrical device or system.

SEE OR SEARCH THIS CLASS, SUBCLASS:

13,for simulating a digital electronic device or system.
  
[List of Patents for class 703 subclass 5]    5Of physical phenomenon (e.g., heat, wave, geophysics):
 This subclass is indented under subclass 3.  Subject matter wherein the simulated system involves a physical phenomenon.

SEE OR SEARCH CLASS:

367Communications, Electrical: Acoustic Wave Systems and Devices,   subclass 73 for synthetic seismograms and models.
  
[List of Patents for class 703 subclass 6]    6SIMULATING NONELECTRICAL DEVICE OR SYSTEM:
 This subclass is indented under the class definition.  Subject matter comprising means or steps for modeling (i.e., artificially mimicking) to reproduce a nonelectrical device or system to predict its performance or to obtain a desired performance.
(1) Note. Examples of simulation of such nonelectrical device or system includes tire tread noise, fog effect, physical process, process time for manufacturing metal die, evaluating human performance, or colored fabric or textile.

SEE OR SEARCH THIS CLASS, SUBCLASS:

3,for analog simulator of nonelectrical device or system.
  
[List of Patents for class 703 subclass 7]    7Mechanical:
 This subclass is indented under subclass 6.  Subject matter wherein the nonelectrical system is a mechanical system.

SEE OR SEARCH CLASS:

222Dispensing,   subclasses 78 and 79 for dispensing simulation (e.g., firearms).
  
[List of Patents for class 703 subclass 8]    8Vehicle:
 This subclass is indented under subclass 7.  Subject matter wherein the simulated mechanical system involves a vehicle or part thereof.
(1) Note. The term "vehicle" herein encompasses, for example, automobile, aircraft, spacecraft, train, etc.

SEE OR SEARCH CLASS:

434Education and Demonstration,   subclasses 28 through 71, 219, 220, and 305 for vehicle related simulation for educational and demonstration purposes.
701Data Processing: Vehicles, Navigation, and Relative Location,   appropriate subclasses for vehicle control and guidance, in general.
  
[List of Patents for class 703 subclass 9]    9Fluid:
 This subclass is indented under subclass 6.  Subject matter wherein the simulated system involves a liquid or gas flow phenomenon.

SEE OR SEARCH CLASS:

434Education and Demonstration,   subclass 126 for demonstration of fluid flow for educational purposes.
700Data Processing: Generic Control Systems or Specific Applications,   subclasses 281 through 285for a computer controlling fluid level or flow.
702Data Processing: Measuring, Calibrating, or Testing,   subclasses 45 through 56and 100 for fluid or fluid flow measurement.
  
[List of Patents for class 703 subclass 10]    10Well or reservoir:
 This subclass is indented under subclass 9.  Subject matter wherein the fluid phenomenon simulated is that of a well or reservoir.
(1) Note. Included herein are subject matter directed to simulating boreholes and devices for pumping the fluid from a well.

SEE OR SEARCH CLASS:

73Measuring and Testing,   subclasses 152.01 through 152.62for borehole and drilling studying, in general.
324Electricity: Measuring and Testing,   subclasses 323 through 375for investigating borehole fluid.
340Communications: Electrical,   subclasses 853.1 through 856.4for telemetering and monitoring a wellbore environment.
702Data Processing: Measuring, Calibrating, or Testing,   subclasses 6 through 13for the application of a computer in well logging or borehole studying.
  
[List of Patents for class 703 subclass 11]    11Biological or biochemical:
 This subclass is indented under subclass 6.  Subject matter wherein the simulated system is a biological or biochemical system.

SEE OR SEARCH CLASS:

506Combinatorial Chemistry Technology: Method, Library, Apparatus,   for in silico or mathematical conception of a chemical or biological library.
700Data Processing: Generic Control Systems or Specific Applications,   subclasses 266 through 274for chemical process control or monitoring system.
702Data Processing: Measuring, Calibrating, or Testing,   subclasses 19 through 21for biological or biochemical data processing analysis and measurement.
  
[List of Patents for class 703 subclass 12]    12Chemical:
 This subclass is indented under subclass 6.  Subject matter wherein the simulated system is a chemical system.

SEE OR SEARCH CLASS:

506Combinatorial Chemistry Technology: Method, Library, Apparatus,   for in silico or mathematical conception of a chemical or biological library.
700Data Processing: Generic Control Systems or Specific Applications,   subclasses 266 through 274for chemical process control or monitoring system.
702Data Processing: Measuring, Calibrating, or Testing,   subclasses 22 through 32for chemical data processing analysis and measurement.
  
[List of Patents for class 703 subclass 13]    13SIMULATING ELECTRONIC DEVICE OR ELECTRICAL SYSTEM:
 This subclass is indented under the class definition.  Subject matter comprising means or steps for modeling (i.e., artificially mimicking) and reproducing an electronic device or electrical system to predict its performance or to obtain a desired performance.

SEE OR SEARCH THIS CLASS, SUBCLASS:

4,for simulation of an analog electrical device or system.

SEE OR SEARCH CLASS:

434Education and Demonstration,   appropriate subclasses for simulating electrical systems for demonstration or educational purposes.
  
[List of Patents for class 703 subclass 14]    14Circuit simulation:
 This subclass is indented under subclass 13.  Subject matter comprising means or steps for modeling and reproducing an electrical or electronic circuit operation so as to predict or analyze its behavior.
  
[List of Patents for class 703 subclass 15]    15Including logic:
 This subclass is indented under subclass 14.  Subject matter wherein the simulated circuit consists of logic circuit.

SEE OR SEARCH CLASS:

326Electronic Digital Logic Circuitry,   appropriate subclasses for the use of digital logic circuitry, in general.
  
[List of Patents for class 703 subclass 16]    16Event-driven:
 This subclass is indented under subclass 15.  Subject matter wherein the process of simulating a logic circuit is driven by a predicated circumstance or occurrence.
(1) Note. The event-driven subject matter of this subclass is at the logic circuit level. However, for the event-driven simulation at the higher level, that is, system level, see the SEE OR SEARCH THIS CLASS, SUBCLASS notes below.

SEE OR SEARCH THIS CLASS, SUBCLASS:

17,for simulating an electronic device or system based on the occurrence of a specified event.
  
[List of Patents for class 703 subclass 17]    17Event-driven:
 This subclass is indented under subclass 13.  Subject matter wherein the process of simulating an electronic device or electrical system is driven by a predicated circumstance or occurrence.
(1) Note. The event-driven simulation of this subclass is at a higher level,that is, system level. However, for event-driven simulation at the logic level, see the SEE OR SEARCH THIS CLASS, SUBCLASS notes below.

SEE OR SEARCH THIS CLASS, SUBCLASS:

16,for logic event-driven circuit simulation.

SEE OR SEARCH CLASS:

714Error Detection/Correction and Fault Detection/Recovery,   subclasses 724 through 745for digital logic test event generating.
  
[List of Patents for class 703 subclass 18]    18Power system:
 This subclass is indented under subclass 13.  Subject matter wherein the electrical system is a power system or a powerplant.

SEE OR SEARCH CLASS:

434Education and Demonstration,   subclass 218 for simulating nuclear energy for educational purposes.
700Data Processing: Generic Control Systems or Specific Applications,   subclasses 286 through 298for the application of a computer in electrical power generation or distribution.
702Data Processing: Measuring, Calibrating, or Testing,   subclasses 60 through 63for electrical power parameter measurement.
  
[List of Patents for class 703 subclass 19]    19Timing:
 This subclass is indented under subclass 13.  Subject matter wherein the timing delay of the electrical device or the electrical system is being simulated.

SEE OR SEARCH CLASS:

713Electrical Computers and Digital Processing Systems: Support,   subclasses 500+ through 501for generation of clock, pulse, or timing signal or analysis.
716Computer-Aided Design and Analysis of Circuits and Semiconductor Masks,   subclasses 108 and 113 for analyzing the timing delay of a circuit design.
  
[List of Patents for class 703 subclass 20]    20Target device:
 This subclass is indented under subclass 13.  Subject matter comprising means or steps for imitating the existing hardware or software of a first processing unit to run software applications on a second processing unit having a second dissimilar processor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

21,for simulation of a computer or a peripheral device.

SEE OR SEARCH CLASS:

718Electrical Computers and Digital Processing Systems: Virtual Machine Task or Process Management or Task Management/Control,   subclass 1 for virtual machine task and process management.
  
[List of Patents for class 703 subclass 21]    21Computer or peripheral device:
 This subclass is indented under subclass 13.  Subject matter comprising means or steps to model (i.e., artificially mimic) the performance of a computer or a peripheral device.

SEE OR SEARCH CLASS:

710Electrical Computers and Digital Data Processing Systems: Input/Output,   subclasses 8 through 14for assigning operating characteristics to a peripheral device and subclasses 15 through 19 for detecting or observing operating characteristics or conditions of a peripheral device.
714Error Detection/Correction and Fault Detection/Recovery,   subclasses 25 through 46for locating fault in a computer system or processor.
  
[List of Patents for class 703 subclass 22]    22Software program (i.e., performance prediction):
 This subclass is indented under subclass 13.  Subject matter comprising means or steps to model (i.e., artificially mimic) a computer software program so as to predict or analyze its performance.

SEE OR SEARCH CLASS:

714Error Detection/Correction and Fault Detection/Recovery,   subclasses 38.1 through 38.14for locating fault in a computer program or software.
717Data Processing: Software Development, Installation, and Management,   subclasses 131 through 133for determining efficiency of program execution time analysis.
  
[List of Patents for class 703 subclass 23]    23EMULATION:
 This subclass is indented under the class definition.  Subject matter comprising means or steps that allow the data processing system to interpret and execute programs written for another kind of data processing system.

SEE OR SEARCH CLASS:

709Electrical Computers and Digital Processing Systems: Multicomputer Data Transferring or Plural Processor Synchronization,   subclass 1 for virtual machine task and process management.
717Data Processing: Software Development, Installation, and Management,   subclasses 136 through 161for program code translator or compiler.
  
[List of Patents for class 703 subclass 24]    24Of peripheral device:
 This subclass is indented under subclass 23.  Subject matter comprising means or steps for emulating a computer peripheral device.

SEE OR SEARCH CLASS:

710Electrical Computers and Digital Data Processing Systems: Input/Output,   subclasses 62 through 74for peripheral adapting, in general.
  
[List of Patents for class 703 subclass 25]    25I/O adapter (e.g., port, controller):
 This subclass is indented under subclass 24.  Subject matter comprising means or steps for emulating an I/O port or controller.
  
[List of Patents for class 703 subclass 26]    26Of instruction:
 This subclass is indented under subclass 23.  Subject matter comprising means or steps for emulating operation of a first system (e.g., source CPU) by translating first system (source CPU) instructions into second system (e.g., target CPU) instructions for issue and execution by a second system (target CPU).

SEE OR SEARCH CLASS:

717Data Processing: Software Development, Installation, and Management,   subclasses 136 through 161for program code translator or compiler.
  
[List of Patents for class 703 subclass 27]    27Compatibility emulation:
 This subclass is indented under subclass 23.  Subject matter comprising means or steps for emulating operation of a first data processing system to handle both data and programs devised for some other type of computer system.
  
[List of Patents for class 703 subclass 28]    28In-circuit emulator (i.e., ICE):
 This subclass is indented under subclass 23.  Subject matter comprising means or steps for debugging, verifying, and developing the hardware and software of a target data processing system in a source data processing system.

SEE OR SEARCH CLASS:

717Data Processing: Software Development, Installation, and Management,   subclasses 127 through 129for program code execution analyzer, debugger, or monitor.
  

FOREIGN ART COLLECTIONS

The definitions below correspond to abolished subclasses from which these collections were formed. See the Foreign Art Collection schedule of this class for specific correspondences. [Note: The titles and definitions for indented art collections include all the details of the one(s) that are hierarchically superior.]

FOR 488DESIGN AND ANALYSIS (364/488):
 Foreign art collection for subject matter comprising means or steps for designing and analyzing electrical components and circuits made up thereof.
  
FOR 500COMPATIBILITY, SIMULATION, OR EMULATION OF SYSTEM COMPONENTS (395/500):
 Foreign art collection for subject matter including means or steps by which a digital data processing system, memory, or peripheral is made compatible with or caused to emulate or simulate another digital data processing system, memory, or peripheral.
  
FOR 512STRUCTURAL DESIGN (364/512):
 Foreign art collection for subject matter comprising means or steps for sketching or outlining of layout of a physical object or part.
  
FOR 578SIMULATION (364/578):
 Foreign art collection for subject matter wherein a system or process is represented by an electrical model of the system or process.
  
FOR 801SIMULATOR (364/801):
 Foreign art collection for subject matter wherein the computer is utilized as a model of some physical or physiological system.
  
FOR 802Of electrical phenomenon, device, or system (364/802):
 Foreign art collection for subject matter wherein the simulated system involves an electrical phenomenon, device, or system.
  
FOR 803Of fluid phenomenon, device, or system (364/803):
 Foreign art collection for subject matter wherein the simulated system involves a fluid phenomenon, device, or system.
  
FOR 804Well (364/804):
 Foreign art collection for subject matter wherein the fluid phenomenon simulated is that of a well.
  
FOR 805Of vehicle, part thereof, or traffic (364/805):
 Foreign art collection for subject matter wherein the simulated system involves a vehicle, part thereof, or traffic.
  
FOR 806Of physical phenomenon (e.g., nuclear, heat, wave, geophysics) (364/806):
 Foreign art collection for subject matter wherein the simulated system involves a physical phenomenon.
  

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