Image Analysis Patents (Class 382)
- Mail processing (Class 382/101)
- Target tracking or detecting (Class 382/103)
- Vehicle or traffic control (e.g., auto, bus, or train) (Class 382/104)
- Range or distance measuring (Class 382/106)
- Motion or velocity measuring (Class 382/107)
- Surface texture or roughness measuring (Class 382/108)
- Seismic or geological sample measuring (Class 382/109)
- Animal, plant, or food inspection (Class 382/110)
- Textiles or clothing (Class 382/111)
- Document or print quality inspection (e.g., newspaper, photographs, etc.) (Class 382/112)
- Reading maps, graphs, drawings, or schematics (Class 382/113)
- Reading aids for the visually impaired (Class 382/114)
- Personnel identification (e.g., biometrics) (Class 382/115)
- Biomedical applications (Class 382/128)
- Reading paper currency (Class 382/135)
- Reading coins (Class 382/136)
- Reading bank checks (e.g., documents bearing E-13B type characters) (Class 382/137)
- Manufacturing or product inspection (Class 382/141)
- Robotics (Class 382/153)
- 3-D or stereo imaging analysis (Class 382/154)
- Using projections (i.e., shadow or profile of characters) (Class 382/174)
- Separating document regions using preprinted guides or markings (Class 382/175)
- Distinguishing text from other regions (Class 382/176)
- Segmenting individual characters or words (Class 382/177)
- Region labeling (e.g., page description language) (Class 382/180)
- Limited to specially coded, human-readable characters (Class 382/182)
- Ideographic characters (e.g., Japanese or Chinese) (Class 382/185)
- Unconstrained handwriting (e.g., cursive) (Class 382/186)
- On-line recognition of handwritten characters (Class 382/187)
- Feature extraction (Class 382/190)
- Template matching (e.g., specific devices that determine the best match) (Class 382/209)
- Classification (Class 382/224)
- Context analysis or word recognition (e.g., character string) (Class 382/229)
- Including details of decompression (Class 382/233)
- Parallel coding architecture (Class 382/234)
- Substantial processing of image in compressed form (Class 382/235)
- Interframe coding (e.g., difference or motion detection) (Class 382/236)
- Gray level to binary coding (Class 382/237)
- Predictive coding (Class 382/238)
- Adaptive coding (i.e., changes based upon history, activity, busyness, etc.) (Class 382/239)
- Pyramid, hierarchy, or tree structure (Class 382/240)
- Polygonal approximation (Class 382/241)
- Contour or chain coding (e.g., Bezier) (Class 382/242)
- Shape, icon, or feature-based compression (Class 382/243)
- Lossless compression (Class 382/244)
- Transform coding (Class 382/248)
- Quantization (Class 382/251)
- Focus measuring or adjusting (e.g., deblurring) (Class 382/255)
- Object boundary expansion or contraction (Class 382/256)
- Image filter (Class 382/260)
- Edge or contour enhancement (Class 382/266)
- Variable threshold, gain, or slice level (Class 382/270)
- Intensity, brightness, contrast, or shading correction (Class 382/274)
- Artifact removal or suppression (e.g., distortion correction) (Class 382/275)
- Transforming each dimension separately (Class 382/277)
- Correlation (Class 382/278)
- Convolution (Class 382/279)
- Fourier transform (Class 382/280)
- Walsh, Hough, or Hadamard transform (Class 382/281)
- Selecting a portion of an image (Class 382/282)
- Combining image portions (e.g., portions of oversized documents) (Class 382/284)
- Mapping 2-D image onto a 3-D surface (Class 382/285)
- Measuring image properties (e.g., length, width, or area) (Class 382/286)
- Changing the image coordinates (Class 382/293)
- Multilayered image transformations (Class 382/302)
- Image storage or retrieval (Class 382/305)
- General purpose image processor (Class 382/307)
