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2G188 | MEASUREMENT OF RADIATION | |
G01T1/00 -1/16@Z;1/167-7/12 |
G01T1/16-1/16@Z;1/167-7/12 | AA | AA00 TARGET FIELDS OR DEVICES |
AA01 | AA02 | AA03 | AA04 | AA06 | AA07 | AA08 | AA09 | AA10 | |
. Nuclear medicine, including those for diagnosis or treatment and X-rays | . . CT, tomographic imaging, e.g., PET, X-rays CT | . . Two-dimensional scanners, two-dimensional imaging | . . Endoscopes | . Measuring contamination | . . of conveyed samples | . . in the environment | . . . of areas | . . . . by movable or portable devices | ||||
AA11 | AA12 | AA13 | AA14 | AA15 | AA16 | AA17 | AA19 | AA20 | ||||
. . of gases, including dusts | . . of liquids | . . in the human body | . . . Whole-body counter | . . on the surface | . . . Smear method | . . . of human body | . Nuclear power plants | . . in reactors | ||||
AA21 | AA23 | AA25 | AA27 | |||||||||
. . Nuclear fuel materials | . Radionuclide; Quantitation or identification thereof | . Radiography, including imaging in the fields other than nuclear medicine | . Measuring related to the use of radiation, e.g., flaw detection and well logging | |||||||||
BB | BB00 QUANTITY TO BE MEASURED |
BB01 | BB02 | BB03 | BB04 | BB05 | BB06 | BB07 | BB08 | BB09 | BB10 | |
. Types of radiation | . . X-rays | . . . Characteristic X-rays | . . Gamma rays | . . Beta rays | . . Alpha rays | . . Positron | . . Neutral particles | . . . Neutrons | . . detecting secondary electrons | |||
BB11 | BB12 | BB13 | BB14 | BB15 | BB17 | BB18 | BB19 | |||||
. Radiation beams | . . Diameters or shapes thereof | . . Currents, strengths | . . Distribution, position | . Spectral distribution | . Spatial dose distribution | . . Position, distance, direction or contribution rate of radiation sources | . Exposure dose | |||||
CC | CC00 MEASUREMENT MEANS |
CC01 | CC02 | CC03 | CC04 | CC05 | CC06 | CC08 | CC09 | CC10 | ||
. Counting tubes, including ionization chambers | . . Gas flow types | . . Position-sensitive types | . . . Micro electrode arrays, e.g., MSGC, GEM | . . for measuring neutrons | . . . Fission chambers | . Scintillation detectors | . . Materials thereof (scope of claims) | . . . Plastics | ||||
CC11 | CC12 | CC13 | CC14 | CC15 | CC16 | CC17 | CC18 | CC19 | CC20 | |||
. . . Liquids | . . Light guides | . . . Optical fibers | . . . Wavelength shift | . . characterized by optical effects, e.g., reflection or refraction | . . . Shield, separating plate, distribution plates against scintillation light | . . Moisture-proofing or protecting, e.g., films, layers or atmosphere control | . . characterized by the structures of scintillator layers | . . Columnar crystal structures, excluding fiber bundles | . . Detecting scintillation light | |||
CC21 | CC22 | CC23 | CC24 | CC25 | CC26 | CC28 | CC29 | CC30 | ||||
. . . Photomultiplier tubes (PMT) | . . . Semiconductor optical sensors | . . . . intensified, e.g., Avalanche APD, SiPM | . . . . Organic light sensors | . . . . characterized by arrangement, e.g., side-detection or back-side incident | . . . arranging photoelectric conversion means, including PSPMTs | . Semiconductor detectors | . . Compound semiconductors, e.g., CdTe, organic compounds | . . Photoconductors, e.g., aSe | ||||
CC31 | CC32 | CC33 | CC34 | CC35 | CC36 | CC37 | CC39 | CC40 | ||||
. . characterized by structures or arrangement of detecting elements, including electrodes | . . . Position-sensitive types | . . . . Electrostatic imaging or charge latent image types, e.g., those reading light-irradiation | . . . characterized by the arrangement to the radiation incident direction | . . . Intermediate layers, e.g., charge blocking, charge transport, or anti-crystallization | . . Improving charge collection efficiency or time | . . Suppressing or eliminating residual charges or improving afterimage characteristics | . Special means | . . Faraday cages, Faraday cups | ||||
CC41 | CC42 | |||||||||||
. . Micro-channel plates | . . Superconducting detectors, cryogenic detectors | |||||||||||
DD | DD00 SHAPES OR DETAILED STRUCTURES OF MEASURING DEVICES |
DD01 | DD02 | DD03 | DD04 | DD05 | DD06 | DD07 | DD09 | DD10 | ||
. Shapes or arrangement of measuring devices | . . ring-shaped | . . non-ring-shaped | . . . One-dimensional arrays | . . . Two-dimensional arrays | . . Scintillation cameras (gamma cameras) | . . . cylindrical | . Windows of the detectors; filters | . Containers or detailed structures of detectors | ||||
DD11 | DD12 | DD13 | DD14 | DD16 | DD17 | DD18 | DD19 | DD20 | ||||
. . Airtight, sealing, light-blocking, moisture-proofing, insulation | . . Mechanical protection for preventing damages or improving adhesiveness | . . Heat dissipation, cooling, heat, temperature control | . . Electromagnetic (electrostatic, magnetic) shielding, grounding, or charge prevention | . Collimators (mechanical ones) | . . Shapes or arrangement | . . . porous | . . . ring-shaped | . . . of parallel plates | ||||
DD22 | DD23 | DD24 | DD25 | DD26 | DD28 | DD30 | ||||||
. Supporting or scanning mechanisms | . . Methods thereof | . . Support mechanisms | . . Positioning cameras or the like | . . Sample mounts, including beds | . Calibration members, e.g., phantoms | . Radiation shielding | ||||||
DD31 | DD33 | DD34 | DD35 | DD36 | DD38 | DD39 | ||||||
. Radiation attenuation bodies | . Electrodes | . . characterized by multiple electrodes, e.g., those arrayed or ring-shaped | . Electrical connections or wiring | . . Densification (printed wiring, multi-layer wiring, vias, etc.) | . Protection or safe devices | . Improving maintenance | ||||||
DD41 | DD42 | DD43 | DD44 | DD45 | DD47 | DD49 | ||||||
. Manufacturing, installation, assembling | . . Joining, adhesion, bonding, adhesion, coating, laminating, filling | . . Detaching, cutting, groove cutting, hole opening, polishing, peeling, or etching | . . Deposition, e.g., application, vapor deposition, deposition, or transfer | . . Collection, installation, assembling | . Cassettes (portable FPD imaging devices) | . Portable types (wearable types) | ||||||
EE | EE00 PROCESSING DETECTING CIRCUITS OR SIGNALS |
EE01 | EE02 | EE03 | EE05 | EE06 | EE07 | EE08 | EE10 | |||
. Wave height discrimination or selection | . Waveform shape discrimination | . Waveform shaping | . Characteristic amplification or conversion circuits | . . AD conversion, including multiple pulse height analyzer MCA | . Integration, adding | . Differentiation or difference | . Electrical collimators | |||||
EE12 | EE13 | EE14 | EE16 | EE17 | EE19 | |||||||
. Counting processes | . . Processing in the dead time | . . Counting rates | . Simultaneous circuits | . Piling-up | . Switching ranges | |||||||
EE21 | EE22 | EE23 | EE25 | EE27 | EE28 | EE29 | ||||||
. Signal processing for transmission and reception | . Weighting signals | . . of PMT output | . Evaluation, judgment or prediction circuits | . Processing multiple signals | . . Multiple radiation, e.g., beta-ray, gamma-ray | . . Comparing or calculating signals of multiple detectors. | ||||||
EE31 | EE32 | EE33 | EE35 | EE36 | EE37 | EE38 | EE39 | |||||
. Reading or picking out of signals from two-dimensional detectors | . . Sequential (scanning) reading | . . Acceleration, resolution change, thinning, or area selection | . Processing distribution or images | . . two-dimensional | . . three-dimensional | . . Scintigram | . . Position detection, position calculation | |||||
EE41 | EE43 | |||||||||||
. Using biological signals, e.g., electro-cardiograms | . Saving power consumption | |||||||||||
FF | FF00 CORRECTION, COMPENSATION, CALIBRATION |
FF01 | FF02 | FF04 | FF05 | FF07 | FF08 | FF09 | ||||
. Correction due to counting loss | . Background correction | . Energy correction, including correcting misalignment or resolution | . Correcting radiation from non-target objects | . Correcting absorption factors | . Correcting scattering rates | . Correcting the position of organs | ||||||
FF11 | FF12 | FF13 | FF14 | FF15 | FF16 | FF18 | FF19 | FF20 | ||||
. Removing noise | . . from detectors or elements, e.g., dark currents or circuit noise | . . from the outside, e.g., noise from power sources or lines | . Image distortion or displacement; image noise | . Detecting or correcting defective pixels | . Correcting positions | . Sensitivity | . . Temporal change or deterioration | . . Difference or variability | ||||
FF21 | FF22 | FF23 | FF25 | FF26 | FF28 | FF29 | FF30 | |||||
. Linearity | . Zero point | . Dynamic characteristics | . Temperatures | . Vibration | . Calibration or test | . . Self-calibration or automatic calibration | . . using the sources of radiation or light as a reference | |||||
GG | GG00 INDICATION, WARMING, RECORDING |
GG01 | GG02 | GG03 | GG04 | GG05 | GG06 | GG07 | GG08 | GG09 | ||
. Positions of radiation sources | . Air dose rates | . Counting rates | . Using colors or density | . Using characters, figures or symbols | . Using comparison or multiple objects | . Enlargement | . Periodical indication or recording | . Warning | ||||
HH | HH00 COLLECTING OR SEPARATING MEASUREMENT SAMPLES |
HH01 | HH02 | HH03 | HH04 | HH06 | HH07 | HH08 | HH09 | |||
. Separating samples | . . involving target gases | . . . using filter paper or other filters | . . separating gases from liquid | . Adjusting samples, e.g., evaporation or condensation | . Conveying samples, excluding those covered by HH09 | . Sample containers; Measuring samples in containers | . . having samples flowing inside piping or the like | |||||
G01T1/00@A;1/00@D | JJ | JJ00 USING OPTICAL FIBERS; MANAGING RADIATION |
JJ01 | JJ02 | JJ03 | JJ05 | JJ06 | JJ07 | JJ08 | |||
. Using optical fibers | . . of transmission loss | . . of light emission from optical fibers | . Managing radiation | . . of human access and the dose of radiation exposure | . . Structures or control of gates | . . Warning | ||||||
G01T1/04;1/06 | KK | KK00 CHEMICAL DOSIMETERS, GLASS DOSIMETERS |
KK01 | KK02 | KK04 | KK05 | ||||||
. Chemical dosimeters | . . using changes in colors | . Glass dosimeters | . . Readers |