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Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised
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CPC
COOPERATIVE PATENT CLASSIFICATION
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ANALOGUE COMPUTERS (analogue optical computing devices G06E 3/00) [2013‑01]
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Hand manipulated computing devices (planimeters G01B 5/26) [2013‑01]
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.
{
characterised by a specific application
}
[2013‑01]
G06G 1/001
. .
{
for medical purposes, for biological purposes
}
[2013‑01]
G06G 1/0015
. .
{
for computing periodic phenomena e.g. fertility periods
}
[2013‑01]
G06G 1/0021
. .
{
for civil engineering
}
[2013‑01]
G06G 1/0026
. .
{
for machining
}
[2013‑01]
G06G 1/0031
. .
{
for hydraulics
}
[2013‑01]
G06G 1/0036
. .
{
for electricity, for electronics
}
[2013‑01]
G06G 1/0042
. .
{
for optics, for photography
}
[2013‑01]
G06G 1/0047
. .
{
for printing
}
[2013‑01]
G06G 1/0052
. .
{
for air navigation or sea navigation
}
[2013‑01]
G06G 1/0057
. .
{
for gun laying, for bomb aiming
}
[2013‑01]
G06G 1/0063
. .
{
for calculating fuel consumption
}
[2013‑01]
G06G 1/0068
. .
{
for conversion from one unit system to another, e.g. from British to metric
}
[2013‑01]
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G06G 1/0073
. .
{
for commerce, bank or invoicing
}
[2013‑01]
G06G 1/0078
. . .
{
for calculating interests
}
[2013‑01]
G06G 1/0084
. . .
{
for calculating earned incomes
}
[2013‑01]
G06G 1/0089
. . .
{
for calculating taxes
}
[2013‑01]
G06G 1/0094
. .
{
for trigonometric computations
}
[2013‑01]
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.
Devices in which computing is effected by adding, substracting, or comparing lengths of parallel or concentric graudated scales
{
(G06G 1/0005 takes precedence)
}
[2013‑01]
G06G 1/025
. .
{
decimal point positioning devices
}
[2013‑01]
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G06G 1/04
. .
characterised by construction (G06G 1/10 takes precedence) [2013‑01]
G06G 1/045
. . .
{
with scales borne by bands
}
[2013‑01]
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G06G 1/06
. . .
with rectilinear scales, e.g. slide rule [2013‑01]
G06G 1/065
. . . .
{
construction of the cursor
}
[2013‑01]
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G06G 1/08
. . .
with circular or helical scales [2013‑01]
G06G 1/085
. . . .
{
borne by a cylinder
}
[2013‑01]
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G06G 1/10
. .
characterised by the graduation [2013‑01]
G06G 1/105
. . .
{
linear graduations
}
[2013‑01]
G06G 1/12
. . .
Logarithmic graduations, e.g. for multiplication [2013‑01]
G06G 1/14
.
in which a straight or curved line has to be drawn from given points on one or more input scales to one or more points on a result scale [2013‑01]
G06G 1/16
.
in which a straight or curved line has to be drawn through related points on one or more families of curves [2013‑01]
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Devices in which the computing operation is performed mechanically (G06G 1/00 takes precedence) [2013‑01]
G06G 3/02
.
for performing additions or subtractions, e.g. differential gearing [2013‑01]
G06G 3/04
.
for performing multiplication or divisions, e.g. variable-ratio gearing [2013‑01]
G06G 3/06
.
for evaluating functions by using cams and cam followers [2013‑01]
G06G 3/08
.
for integrating or differentiating, e.g. by wheel and disc [2013‑01]
G06G 3/10
.
for simulating specific processes, systems, or devices [2013‑01]
Devices in which the computing operation is performed by means of fluid-pressure elements (such elements in general F15C) [2013‑01]
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Devices in which the computing operation is performed by varying electric or magnetic quantities [2013‑01]
G06G 7/02
.
Details not covered by G06G 7/04 to G06G 7/10,
{
e.g. monitoring, construction, maintenance
}
[2013‑01]
G06G 7/04
.
input or output devices (graph readers G06K 11/00; function plotters, co-ordinate plotters G06K 15/22,
{
G09G 3/001
}
)
[2013‑01]
G06G 7/06
.
Programming arrangements, e.g. plugboard for interconnecting functional units of the computer; Digital programming
{
hybrid computers G06J
}
[2013‑01]
G06G 7/10
.
Power supply arrangements [2013‑01]
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G06G 7/12
.
Arrangements for performing computing operations, e.g. operational amplifiers (amplifiers in general H03F;
{
adapted for telemeasuring or for indicating or recording the results of the measurement G01D 1/10, G01D 1/16; for fuzzy computing G06N 7/02
}
)
[2013‑01]
G06G 7/122
. .
for optimisation, e.g. least square fitting, linear programming, critical path analysis, gradient method [2013‑01]
G06G 7/14
. .
for addition or subtraction (of vector quantities G06G 7/22)
{
computing the average by addition; differential amplifiers H03F 3/45
}
[2013‑01]
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G06G 7/16
. .
for multiplication or division
{
G06G 7/19 and G06G 7/24 take precedence measuring electric power G01R 21/00
}
[2013‑01]
G06G 7/161
. . .
with pulse modulation, e.g. modulation of amplitude, width, frequency, phase or form
{
pulse modulators H03K 7/00
}
[2013‑01]
G06G 7/162
. . .
using galvano- magnetic effects, e.g. Hall effect; using similar magnetic effects [2013‑01]
G06G 7/163
. . .
using a variable impedance controlled by one of the input signals, variable amplification or transfer function
{
G06G 7/161, G06G 7/162 take precedence
}
[2013‑01]
G06G 7/164
. . .
using means for evaluating powers, e.g. quarter square multiplier (evaluating powers G06G 7/20) [2013‑01]
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G06G 7/18
. .
for integration or differentiation; for forming integrals (G06G 7/19 takes precedence) [2013‑01]
G06G 7/1806
. . .
{
with respect to a variable other than time
}
[2013‑01]
G06G 7/1813
. . .
{
using electrochemical elements, e.g. solion
}
[2013‑01]
G06G 7/182
. . .
using magnetic elements [2013‑01]
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G06G 7/184
. . .
using capacitative elements [2013‑01]
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G06G 7/186
. . . .
using an operational amplifier comprising a capacitor or a resistor in the feedback loop [2013‑01]
G06G 7/1865
. . . . .
{
with initial condition setting
}
[2013‑01]
G06G 7/188
. . .
using electromechanical elements [2013‑01]
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G06G 7/19
. .
for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions (Fourier or spectrum analysis G01R 23/16; sound analysis or synthesis G10L) [2013‑01]
G06G 7/1907
. . .
{
using charge transfer devices
}
[2013‑01]
G06G 7/1914
. . .
{
using a magnetic medium, a linear filter
}
[2013‑01]
G06G 7/1921
. . .
{
for forming Fourier integrals, harmonic analysis and synthesis (spectrum analysis G01R 23/00)
}
[2013‑01]
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G06G 7/1928
. . .
{
for forming correlation integrals; for forming convolution integrals (G06G 7/195, G06G 7/1907 and G06G 7/1914 take precedence)
}
[2013‑01]
G06G 7/1935
. . . .
{
by converting at least one the input signals into a two level signal, e.g. polarity correlators
}
[2013‑01]
G06G 7/1942
. . .
{
for forming other integrals of product, e.g. orthogonal functions, Laplace, Laguerre, Walsh, Hadamard, Hilbert (G06G 7/195, G06G 7/1907 and G06G 7/1914 take precedence)
}
[2013‑01]
G06G 7/195
. . .
using electro- acoustic elements [2013‑01]
G06G 7/20
. .
for evaluating powers, roots, polynomes, mean square values, standard deviation (G06G 7/122, G06G 7/28 take precedence; gamma correction in television systems H04N 5/20, H04N 9/69) [2013‑01]
G06G 7/22
. .
for evaluating trigonometric functions; for conversion of co-ordinates; for computations involving vector quantities (trigonometric computations using simultaneous equations G06G 7/34
{
for computations in the complex plane; G06G 7/20, G06G 7/28 take precedence; resolvers 74C5A1
}
)
[2013‑01]
G06G 7/24
. .
for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
{
for multiplication, division or for evaluating powers or roots using logarithmic functions; gamma correction in television systems H04N 5/20, H04N 9/69
}
[2013‑01]
G06G 7/25
. .
for discontinuous functions, e.g. backlash, dead zone, limiting absolute value or peak value
{
measuring the maximum value of currents or voltages G01R 19/30
}
[2013‑01]
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G06G 7/26
. .
Arbitrary function generators
{
using Fourier series or other orthogonal functions G06G 7/19; using curve followers G06K 11/02
}
[2013‑01]
G06G 7/28
. . .
for synthesising functions by piece-wise approximation [2013‑01]
G06G 7/30
. .
for interpolation or extrapolation (G06G 7/122 takes precedence) [2013‑01]
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G06G 7/32
. .
for solving of equations
{
or inequations; for matrices
}
[2013‑01]
G06G 7/34
. . .
of simultaneous equations (G06G 7/122 takes precedence) [2013‑01]
G06G 7/36
. . .
of single equations of quadratic or higher degree (G06G 7/22, G06G 7/24 take precedence) [2013‑01]
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G06G 7/38
. . .
of differential or integral equations [2013‑01]
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G06G 7/40
. . . .
of partial differential equations
{
of field or wave equations
}
(simulating specific devices G06G 7/48) [2013‑01]
G06G 7/42
. . . . .
using electrolytic tank [2013‑01]
G06G 7/44
. . . . .
using continuous medium, current-sensitive paper [2013‑01]
G06G 7/46
. . . . .
using discontinuous medium, e.g. resistance network [2013‑01]
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G06G 7/48
.
Analogue computers for specific processes, systems or devices, e.g. simulators [2013‑01]
G06G 7/485
. .
{
for determining the trajectory of particles, e.g. of electrons (measurement performed on radiation beams G01T 1/29; processing or analysing tracks of particles G01T 5/02)
}
[2013‑01]
G06G 7/50
. .
for distribution networks, e.g. for fluids (G06G 7/62 takes precedence) [2013‑01]
G06G 7/52
. .
for economic systems; for statistics (G06G 7/122, G06G 7/19 take precedence) [2013‑01]
G06G 7/54
. .
for nuclear physics, e.g. nuclear reactors, radioactive fall
{
(processing of scintigraphic or other radio-isotope data G01T 1/1647, G01T 1/2992)
}
[2013‑01]
G06G 7/56
. .
for heat flow (G06G 7/58 takes precedence) [2013‑01]
G06G 7/57
. .
for fluid flow (G06G 7/50 takes precedence);
{
for distribution networks
}
[2013‑01]
G06G 7/58
. .
for chemical processes (G06G 7/75 takes precedence);
{
for physico-chemical processes; for metallurgical processes
}
[2013‑01]
G06G 7/60
. .
for living beings, e.g. their nervous systems;
{
for problems in the medical field
}
[2013‑01]
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G06G 7/62
. .
for electric systems or apparatus
{
(G06G 7/78 takes precedence)
}
[2013‑01]
NOTE
-
This group covers only computers specially adapted for electronic systems or devices

G06G 7/625
. . .
for filters; for delay lines (
{
measuring characteristics of electric networks, e.g. plotting Nyquist diagram G01R 27/28
}
)
[2013‑01]
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G06G 7/63
. . .
for power apparatus, e.g. motors, or supply distribution networks
{
(for control systems of electric power apparatus G06G 7/66)
}
[2013‑01]
G06G 7/635
. . . .
for determining the most economical distribution in power systems [2013‑01]
G06G 7/64
. .
for non-electric machines, e.g. turbine [2013‑01]
G06G 7/66
. .
for control systems
{
(for optimisation G06G 7/122)
}
[2013‑01]
G06G 7/68
. .
for civil engineering structures, e.g. beam, strut, girder,
{
elasticity computation
}
[2013‑01]
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G06G 7/70
. .
for vehicles, e.g. to determine permissible loading of ships,
{
centre of gravity, necessary fuel
}
[2013‑01]
G06G 7/72
. . .
Flight simulator (link trainers G09B 9/00) [2013‑01]
G06G 7/75
. .
for component analysis, e.g. of mixtures, of colours (G06G 7/122 takes precedence;
{
gas chromatography G01N 30/00
}
)
[2013‑01]
G06G 7/76
. .
for traffic [2013‑01]
G06G 7/78
. .
for direction-finding, locating, distance or velocity measuring, or navigation systems [2013‑01]
G06G 7/80
. .
for gunlaying; for bomb aiming; for guiding missiles [2013‑01]
Subject matter not provided for in other groups of this subclass [2013‑01]
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013