ReturnTo Theme-Group-Choice | Onelevelup |
2G088 | MEASUREMENT OF RADIATION | |
G01T1/00 -7/12 |
G01T1/00@A;1/00@D | AA | AA00 USE OF OPTICAL FIBRE OR RADIATION CONTROL |
AA01 | AA02 | AA03 | AA06 | AA07 | AA08 | AA09 | |||
. Use of optical fibres (1/00A) | . . Use of transmission loss | . . Use of light emission of fibres | . Radiation control (1/00D) | . . Control of incomings and outgoings, or exposure doses | . . Arrangements or control of gate parts | . . Alarms | ||||||
G01T1/02@B;1/04;1/06 | BB | BB00 SPECIAL DOSIMETER, CHEMICAL DOSIMETER, OR GLASS DOSIMETER |
BB01 | BB02 | BB03 | BB04 | BB05 | BB07 | BB08 | BB09 | ||
. Special dosimeters (1/02B) | . . Use of exoelectron emission | . . Use of changes of conductivity | . . Detection of deformation | . . Use of semiconductors | . Chemical dosimeters (1/04) | . . Use of electron spin resonance (ESR) | . . Use of colour changes | |||||
BB11 | BB12 | BB13 | BB14 | BB15 | BB19 | |||||||
. Glass dosimeters (1/06) | . . Use of fluorescent glass | . . Use of colour development | . . Reading instruments | . . Glass materials (scope of claims) * | . characterised by materials (scope of claims) * | |||||||
G01T1/16-3/08;7/00-7/12 | EE | EE00 TARGET FIELD OR TARGET INSTRUMENT |
EE01 | EE02 | EE03 | EE04 | EE06 | EE07 | EE08 | EE09 | EE10 | |
. Nuclear medicine | . . Computed tomography (CT) or tomographic imaging * | . . Two-dimensional scanners | . . Endoscopes | . Contamination measurement | . . measuring samples to be carried | . . Environmental radiation | . . . Area monitors | . . . . fixed | ||||
EE11 | EE12 | EE13 | EE14 | EE15 | EE16 | EE17 | EE18 | EE19 | ||||
. . . . portable or mobile | . . Gas monitors, including dust | . . Liquid monitors | . . . Prevention of deposition or removal of influences thereof | . . Intracorporal contamination | . . . Whole body counters | . . Surface contamination | . . . Smear methods | . . . Surface contamination of human bodies | ||||
EE21 | EE22 | EE23 | EE25 | EE26 | EE27 | EE29 | EE30 | |||||
. Nuclear power plants | . . inside reactors | . . Nuclear fuel materials | . Radionuclides, or quantitative determination or identification thereof * | . . Tritium | . Radiography | . Measurement related to use of radiation | . Others * | |||||
FF | FF00 MEASURED QUANTITY |
FF01 | FF02 | FF03 | FF04 | FF05 | FF06 | FF07 | FF08 | FF09 | FF10 | |
. Kinds of radiation | . . X-rays | . . . Characteristic x-rays | . . Gamma-rays | . . Beta-rays | . . Alpha-rays | . . Positive electrons, i.e. positrons | . . Neutral particles | . . . Neutrons | . . detecting secondary electrons | |||
FF11 | FF12 | FF13 | FF14 | FF15 | FF17 | FF18 | FF19 | FF20 | ||||
. Radiation beams | . . Beam diameters or beam shapes | . . Beam current or intensity | . . Beam distribution or positions | . Spectral distribution | . Spatial dose distribution | . . Positions, distances, directions, contribution rates, or the like of radiation source | . Exposure doses | . Others * | ||||
GG | GG00 MEASURING MEANS |
GG01 | GG02 | GG03 | GG04 | GG05 | GG06 | GG07 | GG09 | GG10 | ||
. Counter tubes, including ionisation chambers | . . Gas flow types | . . Position sensitive types | . . . Cylindrical shapes, e.g. multiple wires | . . for measuring neutrons | . . . Nuclear fission ionisation chambers | . . . Gamma-ray compensated ionisation chambers | . Scintillation detectors | . . Scintillator materials (scope of claims) * | ||||
GG11 | GG12 | GG13 | GG14 | GG15 | GG16 | GG17 | GG18 | GG19 | GG20 | |||
. . . Plastics | . . . Liquids | . . Light shielding plates | . . Light guides | . . . Optical fibres | . . characterised by optical effects, e.g. reflection or refraction | . . Scintillation light detection | . . . Photo-multipliers (PMTs) | . . . Semiconductor photosensors | . . . Arrangements of photoelectric conversion means | |||
GG21 | GG22 | GG23 | GG25 | GG26 | GG27 | GG28 | GG30 | |||||
. Semiconductor detectors | . . Superconductivity, e.g. Josephson junction or tunnel junction * | . . Cooling, e.g. cryostats | . Special means * | . . Self-powered detectors (SPD) | . . Faraday cages or Faraday cups | . . Microchannel plates | . Others * | |||||
HH | HH00 INTAKE OR SEPARATION OF SAMPLE TO BE MEASURED |
HH01 | HH02 | HH03 | HH04 | HH06 | HH07 | HH08 | HH09 | HH10 | ||
. Separation of samples | . . Separation of target gases | . . . using filter paper or filters | . . Separation of gases and liquids | . Adjustment of samples, e.g. evaporation or concentration * | . conveying samples, excluding HH09 | . Intake containers for measuring samples in containers | . . samples flowing, e.g. inside piping | . Others * | ||||
JJ | JJ00 SHAPE, DETAILED STRUCTURE, OR THE LIKE OF MEASURING INSTRUMENT |
JJ01 | JJ02 | JJ03 | JJ04 | JJ05 | JJ06 | JJ07 | JJ08 | JJ09 | JJ10 | |
. Shapes or arrangements of measuring instruments | . . Ring-shaped arrangements of detectors | . . Non-ring-shaped arrangements | . . . One-dimensional arrays | . . . Two-dimensional arrays | . . Scintillation cameras, i.e. gamma cameras | . . . arranged cylindrically | . Windows or filters of detectors | . Containers or detailed structures of detectors | . . Air tightness or sealing | |||
JJ11 | JJ12 | JJ13 | JJ14 | JJ15 | JJ16 | JJ17 | JJ18 | |||||
. Mechanical collimators | . . Shapes or arrangements | . . . Multiple parallel holes | . . . Rings | . . . Parallel flat plates | . . . Pinholes | . . Replacement | . . Materials (scope of claims) * | |||||
JJ21 | JJ22 | JJ23 | JJ24 | JJ25 | JJ27 | JJ29 | JJ30 | |||||
. Support or scanning mechanisms | . . Scanning methods | . . Support mechanisms | . . Positioning of cameras or the like | . . Sample racks including beds | . Members for calibration, e.g. phantoms | . Radiation shielding | . Radiation attenuation bodies | |||||
JJ31 | JJ32 | JJ33 | JJ35 | JJ36 | JJ37 | JJ40 | ||||||
. Electrodes | . . Flat-plate electrodes | . Electrical connections or wiring | . Protection or safety instruments | . Improvement of maintainability | . Manufacturing, mounting, or assembling | . Others * | ||||||
KK | KK00 DETECTION CIRCUIT OR PROCESSING OF SIGNAL |
KK01 | KK02 | KK03 | KK05 | KK06 | KK07 | KK09 | ||||
. Discrimination or selection of wave height | . Waveform discrimination | . Waveform shaping | . characterised by amplification circuits or conversion circuits | . Integration or addition | . Differentiation or differentials | . Electrical collimators | ||||||
KK11 | KK12 | KK13 | KK15 | KK16 | KK18 | KK20 | ||||||
. Counting processing | . . Processing during dead time | . . Counting rates | . Coincidence circuits | . Pileup | . Range switching | . Signal processing for transmission and reception | ||||||
KK21 | KK22 | KK24 | KK27 | KK28 | KK29 | |||||||
. Weighting of signals | . . Weighting of photo-multiplier (PMT) output | . Evaluation, judgement, or prediction circuits | . Processing of multiple signals | . . Multiple radiations, e.g. beta-rays or gamma-rays | . . Comparison or operations of signals of multiple detectors | |||||||
KK31 | KK32 | KK33 | KK34 | KK35 | KK37 | KK39 | KK40 | |||||
. Distribution or image processing | . . two-dimensional | . . three-dimensional | . . Scintigrams | . . Positional detection or position operations | . Use of biological signals, e.g. cardiograms | . Power consumption saving | . Others * | |||||
LL | LL00 CORRECTION, COMPENSATION, OR CALIBRATION |
LL01 | LL02 | LL03 | LL05 | LL06 | LL08 | LL09 | LL10 | |||
. Counting loss correction | . Background correction | . . using two chambers | . Energy correction | . Correction of radiations due to other objects to be measured | . Absorption correction | . Scattering rate correction | . Correction for organ movement | |||||
LL11 | LL12 | LL13 | LL15 | LL16 | LL17 | LL18 | ||||||
. Noise elimination | . Image distortion | . Positional correction | . Sensitivity | . Linearity | . Zero points | . Dynamic characteristics | ||||||
LL21 | LL22 | LL23 | LL24 | LL26 | LL27 | LL28 | LL30 | |||||
. Temperature | . Atmospheric pressure | . Vibrations | . Magnetism | . Calibration or testing | . . Self-calibration or automatic calibration | . . using radiation sources, light sources, or the like of references | . Others * | |||||
MM | MM00 DISPLAY, ALARM, OR RECORDING |
MM01 | MM02 | MM03 | MM04 | MM05 | MM06 | MM07 | MM08 | MM09 | MM10 | |
. Positions of radiation sources | . Spatial dose rates | . Counting rates | . by colours or shading | . using letters, numbers, or characters | . Comparative displays or multiple displays | . Enlarged displays | . performing displays, recording, or the like at regular time intervals | . Alarms | . Others * |