USPC Patent Classifications

Links will help build a uspc search at the uspto for you.

Class 382 image analysis
uspcdescription
382/100382 image analysis/(100) applications
382/101382 image analysis/(100) applications (101) mail processing
382/102382 image analysis/(100) applications (101) mail processing (102) zip code
382/103382 image analysis/(100) applications (103) target tracking or detecting
382/104382 image analysis/(100) applications (104) vehicle or traffic control (e.g., auto, bus, or train)
382/105382 image analysis/(100) applications (104) vehicle or traffic control (e.g., auto, bus, or train) (105) license plate
382/106382 image analysis/(100) applications (106) range or distance measuring
382/107382 image analysis/(100) applications (107) motion or velocity measuring
382/108382 image analysis/(100) applications (108) surface texture or roughness measuring
382/109382 image analysis/(100) applications (109) seismic or geological sample measuring
382/110382 image analysis/(100) applications (110) animal, plant, or food inspection
382/111382 image analysis/(100) applications (111) textiles or clothing
382/112382 image analysis/(100) applications (112) document or print quality inspection (e.g., newspaper, photographs, etc.)
382/113382 image analysis/(100) applications (113) reading maps, graphs, drawings, or schematics
382/114382 image analysis/(100) applications (114) reading aids for the visually impaired
382/115382 image analysis/(100) applications (115) personnel identification (e.g., biometrics)
382/116382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (116) using a combination of features (e.g., signature and fingerprint)
382/117382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (117) using a characteristic of the eye
382/118382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (118) using a facial characteristic
382/119382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (119) using a signature
382/120382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (119) using a signature (120) sensing pressure together with speed or acceleration
382/121382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (119) using a signature (121) sensing pressure only
382/122382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (119) using a signature (122) sensing speed or acceleration only
382/123382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (119) using a signature (123) sensing geometrical properties
382/124382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (124) using a fingerprint
382/125382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (124) using a fingerprint (125) extracting minutia such as ridge endings and bifurcations
382/126382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (124) using a fingerprint (126) with a guiding mechanism for positioning finger
382/127382 image analysis/(100) applications (115) personnel identification (e.g., biometrics) (124) using a fingerprint (127) with a prism
382/128382 image analysis/(100) applications (128) biomedical applications
382/129382 image analysis/(100) applications (128) biomedical applications (129) dna or rna pattern reading
382/130382 image analysis/(100) applications (128) biomedical applications (130) producing difference image (e.g., angiography)
382/131382 image analysis/(100) applications (128) biomedical applications (131) tomography (e.g., cat scanner)
382/132382 image analysis/(100) applications (128) biomedical applications (132) x-ray film analysis (e.g., radiography)
382/133382 image analysis/(100) applications (128) biomedical applications (133) cell analysis, classification, or counting
382/134382 image analysis/(100) applications (128) biomedical applications (133) cell analysis, classification, or counting (134) blood cells
382/135382 image analysis/(100) applications (135) reading paper currency
382/136382 image analysis/(100) applications (136) reading coins
382/137382 image analysis/(100) applications (137) reading bank checks (e.g., documents bearing e-13b type characters)
382/138382 image analysis/(100) applications (137) reading bank checks (e.g., documents bearing e-13b type characters) (138) reading monetary amount
382/139382 image analysis/(100) applications (137) reading bank checks (e.g., documents bearing e-13b type characters) (139) reading micr data
382/140382 image analysis/(100) applications (137) reading bank checks (e.g., documents bearing e-13b type characters) (139) reading micr data (140) including an optical imager or reader
382/141382 image analysis/(100) applications (141) manufacturing or product inspection
382/142382 image analysis/(100) applications (141) manufacturing or product inspection (142) bottle inspection
382/143382 image analysis/(100) applications (141) manufacturing or product inspection (143) inspection of packaged consumer goods
382/144382 image analysis/(100) applications (141) manufacturing or product inspection (144) mask inspection (e.g., semiconductor photomask)
382/145382 image analysis/(100) applications (141) manufacturing or product inspection (145) inspection of semiconductor device or printed circuit board
382/146382 image analysis/(100) applications (141) manufacturing or product inspection (145) inspection of semiconductor device or printed circuit board (146) measuring external leads
382/147382 image analysis/(100) applications (141) manufacturing or product inspection (145) inspection of semiconductor device or printed circuit board (147) inspecting printed circuit boards
382/148382 image analysis/(100) applications (141) manufacturing or product inspection (145) inspection of semiconductor device or printed circuit board (148) at plural magnifications or resolutions
382/149382 image analysis/(100) applications (141) manufacturing or product inspection (145) inspection of semiconductor device or printed circuit board (149) fault or defect detection
382/150382 image analysis/(100) applications (141) manufacturing or product inspection (145) inspection of semiconductor device or printed circuit board (149) fault or defect detection (150) faulty soldering
382/151382 image analysis/(100) applications (141) manufacturing or product inspection (145) inspection of semiconductor device or printed circuit board (151) alignment, registration, or position determination
382/152382 image analysis/(100) applications (141) manufacturing or product inspection (152) tool, workpiece, or mechanical component inspection
382/153382 image analysis/(100) applications (153) robotics
382/154382 image analysis/(100) applications (154) 3-d or stereo imaging analysis
382/155382 image analysis/(155) learning systems
382/156382 image analysis/(155) learning systems (156) neural networks
382/157382 image analysis/(155) learning systems (156) neural networks (157) network learning techniques (e.g., back propagation)
382/158382 image analysis/(155) learning systems (156) neural networks (158) network structures
382/159382 image analysis/(155) learning systems (159) trainable classifiers or pattern recognizers (e.g., adaline, perceptron)
382/160382 image analysis/(155) learning systems (159) trainable classifiers or pattern recognizers (e.g., adaline, perceptron) (160) generating a standard by statistical analysis
382/161382 image analysis/(155) learning systems (159) trainable classifiers or pattern recognizers (e.g., adaline, perceptron) (161) alphanumerics
382/162382 image analysis/(162) color image processing
382/163382 image analysis/(162) color image processing (163) drop-out color in image (i.e., color to be removed)
382/164382 image analysis/(162) color image processing (164) image segmentation using color
382/165382 image analysis/(162) color image processing (165) pattern recognition or classification using color
382/166382 image analysis/(162) color image processing (166) compression of color images
382/167382 image analysis/(162) color image processing (167) color correction
382/168382 image analysis/(168) histogram processing
382/169382 image analysis/(168) histogram processing (169) with a gray-level transformation (e.g., uniform density transformation)
382/170382 image analysis/(168) histogram processing (170) with pattern recognition or classification
382/171382 image analysis/(168) histogram processing (171) for segmenting an image
382/172382 image analysis/(168) histogram processing (172) for setting a threshold
382/173382 image analysis/(173) image segmentation
382/174382 image analysis/(173) image segmentation (174) using projections (i.e., shadow or profile of characters)
382/175382 image analysis/(173) image segmentation (175) separating document regions using preprinted guides or markings
382/176382 image analysis/(173) image segmentation (176) distinguishing text from other regions
382/177382 image analysis/(173) image segmentation (177) segmenting individual characters or words
382/178382 image analysis/(173) image segmentation (177) segmenting individual characters or words (178) separating touching or overlapping characters
382/179382 image analysis/(173) image segmentation (177) segmenting individual characters or words (179) segmenting hand-printed characters
382/180382 image analysis/(173) image segmentation (180) region labeling (e.g., page description language)
382/181382 image analysis/(181) pattern recognition
382/182382 image analysis/(181) pattern recognition (182) limited to specially coded, human-readable characters
382/183382 image analysis/(181) pattern recognition (182) limited to specially coded, human-readable characters (183) characters formed entirely of parallel bars (e.g., cmc-7)
382/184382 image analysis/(181) pattern recognition (182) limited to specially coded, human-readable characters (184) with separate timing or alignment marks
382/185382 image analysis/(181) pattern recognition (185) ideographic characters (e.g., japanese or chinese)
382/186382 image analysis/(181) pattern recognition (186) unconstrained handwriting (e.g., cursive)
382/187382 image analysis/(181) pattern recognition (187) on-line recognition of handwritten characters
382/188382 image analysis/(181) pattern recognition (187) on-line recognition of handwritten characters (188) writing on ordinary surface (i.e., electronics are in pen)
382/189382 image analysis/(181) pattern recognition (187) on-line recognition of handwritten characters (189) with a display
382/190382 image analysis/(181) pattern recognition (190) feature extraction
382/191382 image analysis/(181) pattern recognition (190) feature extraction (191) multispectral features (e.g., frequency, phase)
382/192382 image analysis/(181) pattern recognition (190) feature extraction (192) feature counting
382/193382 image analysis/(181) pattern recognition (190) feature extraction (192) feature counting (193) counting intersections of scanning lines with pattern
382/194382 image analysis/(181) pattern recognition (190) feature extraction (192) feature counting (194) counting individual pixels or pixel patterns
382/195382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features
382/196382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (196) slice codes
382/197382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (197) directional codes and vectors (e.g., freeman chains, compasslike codes)
382/198382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (197) directional codes and vectors (e.g., freeman chains, compasslike codes) (198) extracted from alphanumeric characters
382/199382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (199) pattern boundary and edge measurements
382/200382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (199) pattern boundary and edge measurements (200) measurements made on alphanumeric characters
382/201382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (201) point features (e.g., spatial coordinate descriptors)
382/202382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (202) linear stroke analysis (e.g., limited to straight lines)
382/203382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (203) shape and form analysis
382/204382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (203) shape and form analysis (204) topological properties (e.g., number of holes in a pattern, connectivity, etc.)
382/205382 image analysis/(181) pattern recognition (190) feature extraction (195) local or regional features (205) local neighborhood operations (e.g., 3x3 kernel, window, or matrix operator)
382/206382 image analysis/(181) pattern recognition (190) feature extraction (206) global features (e.g., measurements on image as a whole, such as area, projections, etc.)
382/207382 image analysis/(181) pattern recognition (190) feature extraction (207) waveform analysis
382/208382 image analysis/(181) pattern recognition (190) feature extraction (207) waveform analysis (208) with a tapped delay line
382/209382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match)
382/210382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (210) spatial filtering (e.g., holography)
382/211382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (210) spatial filtering (e.g., holography) (211) with electrically controlled light modulator or filter
382/212382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (212) nonholographic optical mask or transparency
382/213382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (212) nonholographic optical mask or transparency (213) using both positive and negative masks or transparencies
382/214382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (212) nonholographic optical mask or transparency (214) with a display
382/215382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (215) using dynamic programming or elastic templates (e.g., warping)
382/216382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (216) at multiple image orientations or positions
382/217382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (217) electronic template
382/218382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (217) electronic template (218) comparator
382/219382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (217) electronic template (218) comparator (219) determining both similarities and differences
382/220382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (217) electronic template (218) comparator (220) calculating weighted similarity or difference (e.g., dont-care areas)
382/221382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (217) electronic template (218) comparator (221) counting difference pixels
382/222382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (217) electronic template (218) comparator (221) counting difference pixels (222) using an exclusive-or gate
382/223382 image analysis/(181) pattern recognition (209) template matching (e.g., specific devices that determine the best match) (217) electronic template (223) resistor matrix
382/224382 image analysis/(181) pattern recognition (224) classification
382/225382 image analysis/(181) pattern recognition (224) classification (225) cluster analysis
382/226382 image analysis/(181) pattern recognition (224) classification (226) sequential decision process (e.g., decision tree structure)
382/227382 image analysis/(181) pattern recognition (224) classification (226) sequential decision process (e.g., decision tree structure) (227) with a multilevel classifier
382/228382 image analysis/(181) pattern recognition (224) classification (228) statistical decision process
382/229382 image analysis/(181) pattern recognition (229) context analysis or word recognition (e.g., character string)
382/230382 image analysis/(181) pattern recognition (229) context analysis or word recognition (e.g., character string) (230) trigrams or digrams
382/231382 image analysis/(181) pattern recognition (229) context analysis or word recognition (e.g., character string) (231) checking spelling for recognition
382/232382 image analysis/(232) image compression or coding
382/233382 image analysis/(232) image compression or coding (233) including details of decompression
382/234382 image analysis/(232) image compression or coding (234) parallel coding architecture
382/235382 image analysis/(232) image compression or coding (235) substantial processing of image in compressed form
382/236382 image analysis/(232) image compression or coding (236) interframe coding (e.g., difference or motion detection)
382/237382 image analysis/(232) image compression or coding (237) gray level to binary coding
382/238382 image analysis/(232) image compression or coding (238) predictive coding
382/239382 image analysis/(232) image compression or coding (239) adaptive coding (i.e., changes based upon history, activity, busyness, etc.)
382/240382 image analysis/(232) image compression or coding (240) pyramid, hierarchy, or tree structure
382/241382 image analysis/(232) image compression or coding (241) polygonal approximation
382/242382 image analysis/(232) image compression or coding (242) contour or chain coding (e.g., bezier)
382/243382 image analysis/(232) image compression or coding (243) shape, icon, or feature-based compression
382/244382 image analysis/(232) image compression or coding (244) lossless compression
382/245382 image analysis/(232) image compression or coding (244) lossless compression (245) run-length coding
382/246382 image analysis/(232) image compression or coding (244) lossless compression (246) huffman or variable-length coding
382/247382 image analysis/(232) image compression or coding (244) lossless compression (247) arithmetic coding
382/248382 image analysis/(232) image compression or coding (248) transform coding
382/249382 image analysis/(232) image compression or coding (248) transform coding (249) fractal
382/250382 image analysis/(232) image compression or coding (248) transform coding (250) discrete cosine or sine transform
382/251382 image analysis/(232) image compression or coding (251) quantization
382/252382 image analysis/(232) image compression or coding (251) quantization (252) error diffusion or dispersion
382/253382 image analysis/(232) image compression or coding (251) quantization (253) vector quantization
382/254382 image analysis/(254) image enhancement or restoration
382/255382 image analysis/(254) image enhancement or restoration (255) focus measuring or adjusting (e.g., deblurring)
382/256382 image analysis/(254) image enhancement or restoration (256) object boundary expansion or contraction
382/257382 image analysis/(254) image enhancement or restoration (256) object boundary expansion or contraction (257) dilation or erosion (e.g., opening or closing)
382/258382 image analysis/(254) image enhancement or restoration (256) object boundary expansion or contraction (258) line thinning or thickening
382/259382 image analysis/(254) image enhancement or restoration (256) object boundary expansion or contraction (258) line thinning or thickening (259) skeletonizing
382/260382 image analysis/(254) image enhancement or restoration (260) image filter
382/261382 image analysis/(254) image enhancement or restoration (260) image filter (261) adaptive filter
382/262382 image analysis/(254) image enhancement or restoration (260) image filter (262) median filter
382/263382 image analysis/(254) image enhancement or restoration (260) image filter (263) highpass filter (i.e., for sharpening or enhancing details)
382/264382 image analysis/(254) image enhancement or restoration (260) image filter (264) lowpass filter (i.e., for blurring or smoothing)
382/265382 image analysis/(254) image enhancement or restoration (260) image filter (265) recursive filter
382/266382 image analysis/(254) image enhancement or restoration (266) edge or contour enhancement
382/267382 image analysis/(254) image enhancement or restoration (266) edge or contour enhancement (267) minimize discontinuities in dot-matrix image data (i.e., connecting or merging the dots)
382/268382 image analysis/(254) image enhancement or restoration (266) edge or contour enhancement (268) minimize discontinuities at boundaries of image blocks (i.e., reducing blocking effects or effects of wrap-around)
382/269382 image analysis/(254) image enhancement or restoration (266) edge or contour enhancement (269) minimize jaggedness in edges (e.g., anti-aliasing)
382/270382 image analysis/(254) image enhancement or restoration (270) variable threshold, gain, or slice level
382/271382 image analysis/(254) image enhancement or restoration (270) variable threshold, gain, or slice level (271) based on the results of a count
382/272382 image analysis/(254) image enhancement or restoration (270) variable threshold, gain, or slice level (272) based on a local average, mean, or median
382/273382 image analysis/(254) image enhancement or restoration (270) variable threshold, gain, or slice level (273) based on peak levels
382/274382 image analysis/(254) image enhancement or restoration (274) intensity, brightness, contrast, or shading correction
382/275382 image analysis/(254) image enhancement or restoration (275) artifact removal or suppression (e.g., distortion correction)
382/276382 image analysis/(276) image transformation or preprocessing
382/277382 image analysis/(276) image transformation or preprocessing (277) transforming each dimension separately
382/278382 image analysis/(276) image transformation or preprocessing (278) correlation
382/279382 image analysis/(276) image transformation or preprocessing (279) convolution
382/280382 image analysis/(276) image transformation or preprocessing (280) fourier transform
382/281382 image analysis/(276) image transformation or preprocessing (281) walsh, hough, or hadamard transform
382/282382 image analysis/(276) image transformation or preprocessing (282) selecting a portion of an image
382/283382 image analysis/(276) image transformation or preprocessing (282) selecting a portion of an image (283) using a mask
382/284382 image analysis/(276) image transformation or preprocessing (284) combining image portions (e.g., portions of oversized documents)
382/285382 image analysis/(276) image transformation or preprocessing (285) mapping 2-d image onto a 3-d surface
382/286382 image analysis/(276) image transformation or preprocessing (286) measuring image properties (e.g., length, width, or area)
382/287382 image analysis/(276) image transformation or preprocessing (286) measuring image properties (e.g., length, width, or area) (287) detecting alignment marks
382/288382 image analysis/(276) image transformation or preprocessing (286) measuring image properties (e.g., length, width, or area) (288) determining center of gravity or moment
382/289382 image analysis/(276) image transformation or preprocessing (286) measuring image properties (e.g., length, width, or area) (289) determining amount an image is rotated or skewed
382/290382 image analysis/(276) image transformation or preprocessing (286) measuring image properties (e.g., length, width, or area) (289) determining amount an image is rotated or skewed (290) where the image is a character, word, or text
382/291382 image analysis/(276) image transformation or preprocessing (286) measuring image properties (e.g., length, width, or area) (291) determining the position of an object
382/292382 image analysis/(276) image transformation or preprocessing (286) measuring image properties (e.g., length, width, or area) (291) determining the position of an object (292) where the object is a character, word, or text
382/293382 image analysis/(276) image transformation or preprocessing (293) changing the image coordinates
382/294382 image analysis/(276) image transformation or preprocessing (293) changing the image coordinates (294) registering or aligning multiple images to one another
382/295382 image analysis/(276) image transformation or preprocessing (293) changing the image coordinates (295) to position or translate an image
382/296382 image analysis/(276) image transformation or preprocessing (293) changing the image coordinates (296) to rotate an image
382/297382 image analysis/(276) image transformation or preprocessing (293) changing the image coordinates (296) to rotate an image (297) rotation of image is limited to 90 degrees, 180 degrees, or 270 degrees
382/298382 image analysis/(276) image transformation or preprocessing (293) changing the image coordinates (298) to change the scale or size of an image
382/299382 image analysis/(276) image transformation or preprocessing (293) changing the image coordinates (298) to change the scale or size of an image (299) raising or lowering the image resolution (e.g., subpixel accuracy)
382/300382 image analysis/(276) image transformation or preprocessing (293) changing the image coordinates (298) to change the scale or size of an image (299) raising or lowering the image resolution (e.g., subpixel accuracy) (300) interpolation
382/301382 image analysis/(276) image transformation or preprocessing (293) changing the image coordinates (298) to change the scale or size of an image (301) where the image is an alphanumeric character
382/302382 image analysis/(276) image transformation or preprocessing (302) multilayered image transformations
382/303382 image analysis/(276) image transformation or preprocessing (302) multilayered image transformations (303) pipeline processing
382/304382 image analysis/(276) image transformation or preprocessing (302) multilayered image transformations (304) parallel processing
382/305382 image analysis/(276) image transformation or preprocessing (305) image storage or retrieval
382/306382 image analysis/(276) image transformation or preprocessing (305) image storage or retrieval (306) using identification indicia on document
382/307382 image analysis/(276) image transformation or preprocessing (307) general purpose image processor
382/308382 image analysis/(276) image transformation or preprocessing (307) general purpose image processor (308) morphological operations (i.e., local neighborhood operations)
382/309382 image analysis/(309) editing, error checking, or correction (e.g., postrecognition processing)
382/310382 image analysis/(309) editing, error checking, or correction (e.g., postrecognition processing) (310) correcting alphanumeric recognition errors
382/311382 image analysis/(309) editing, error checking, or correction (e.g., postrecognition processing) (311) including operator interaction
382/312382 image analysis/(312) image sensing
382/313382 image analysis/(312) image sensing (313) hand-held
382/314382 image analysis/(312) image sensing (313) hand-held (314) sensing mechanism in stylus
382/315382 image analysis/(312) image sensing (313) hand-held (315) sensing mechanism in platen
382/316382 image analysis/(312) image sensing (316) curve tracer
382/317382 image analysis/(312) image sensing (317) sensor control (e.g., ocr sheet controls copier or fax)
382/318382 image analysis/(312) image sensing (318) multiple scanning
382/319382 image analysis/(312) image sensing (318) multiple scanning (319) prescanning
382/320382 image analysis/(312) image sensing (320) magnetic
382/321382 image analysis/(312) image sensing (321) optical (e.g., ocr)
382/322382 image analysis/(312) image sensing (321) optical (e.g., ocr) (322) single spot
382/323382 image analysis/(312) image sensing (321) optical (e.g., ocr) (323) single line
382/324382 image analysis/(312) image sensing (321) optical (e.g., ocr) (324) full retina
382/325382 image analysis/(325) miscellaneous

Back to the Class List