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| Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
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| You are viewing a USPC Schedule. |
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| Class 348 | TELEVISION |
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![[List of Pre Grant Publications for class 348 subclass 14.01]](../as.gif) | ![[List of Patents for class 348 subclass 14.01]](../ps.gif) | 14.01 | TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) |
| | 14.02 |  Over wireless communication |
| | 14.03 | User interface (e.g., touch screen menu) |
| | 14.04 | Operating with other appliance (e.g., TV, VCR, FAX, etc.) |
| | 14.05 | Remote control |
| | 14.06 | Answering machine |
| | 14.07 | Display arrangement (e.g., multiscreen display) |
| | 14.08 | Conferencing (e.g., loop) |
| | 14.11 | Switching |
| | 14.12 | Transmission control (e.g., resolution or quality) |
| | 14.13 |  Compression or decompression |
| | 14.14 | Still frame (e.g., freeze frame) |
| | 14.15 | Field or frame difference (e.g., moving frame) |
| | 14.16 | User positioning (e.g., parallax) |
| | 21 | PLURAL TRANSMITTER SYSTEM CONSIDERATIONS (E.G., INTERFERENCE REDUCTION) |
| | 22 | SLOW SCANNING TRANSMISSION (E.G., STILL FRAME) |
| | 24 | PLURAL STILL IMAGES OVER CONVENTIONAL CHANNEL |
| | 25 | IMAGE FALSIFICATION TO IMPROVE VIEWER PERCEPTION OF SELECTIVE OBJECT (E.G., MOVING OBJECT OR TARGET) |
| | 31 | BACK SCATTER REDUCTION |
| | 32 | PSEUDO COLOR |
| | 33 | Multispectral to color conversion (e.g., infrared and visible, infrared bands, etc.) |
| | 34 | Including intensity to color conversion (e.g., colorizer, etc.) |
| | 35 | PSEUDO BLACK AND WHITE |
| | 36 | PANORAMIC |
| | 40 | HOLOGRAPHIC |
| | 42 | STEREOSCOPIC |
| | 43 | Signal formatting |
| | 44 | Pseudo |
| | 45 | Endoscope |
| | 46 | Picture signal generator |
| | 47 | Multiple cameras |
| | 49 | Single camera with optical path division |
| | 50 | Single camera from multiple positions |
| | 51 | Stereoscopic display device |
| | 61 | SPECIAL APPLICATIONS |
| | 62 | Aid for the blind |
| | 64 | Combined electronic sensing and photographic film cameras |
| | 65 | With endoscope |
| | 66 | Dental |
| | 67 | Laser |
| | 68 | Illumination |
| | 71 | Color TV |
| | 72 | Plural endoscopes interchangeable |
| | 73 | External camera |
| | 74 | With additional adjunct (e.g., recorder control, etc.) |
| | 75 | Adaptor or connector |
| | 76 | Physical structure of circuit element |
| | 77 | Human body observation |
| | 79 | Microscope |
| | 81 | Underwater |
| | 82 | Hazardous or inaccessible |
| | 86 | Manufacturing |
| | 87 | Electronic circuit chip or board (e.g., positioning) |
| | 88 | Web, sheet or filament |
| | 89 | Agricultural or food production |
| | 90 | Welding |
| | 91 | Sorting, distributing or classifying |
| | 92 | Quality inspection |
| | 94 | Position detection |
| | 96 | Film, disc or card scanning |
| | 97 | Motion picture film scanner |
| | 98 |  Mechanical optical scanning |
| | 100 | Flying spot scanner |
| | 104 | Color TV |
| | 105 | Intermittent film movement |
| | 106 | With modification of scanner sweep |
| | 107 | With record location |
| | 108 | Flying spot scanner |
| | 110 | Slide |
| | 112 | Microfilm |
| | 113 | Navigation |
| | 114 | Remote control |
| | 115 | Head-up display |
| | 116 | Direction finding or location determination |
| | 117 | Aircraft or spacecraft |
| | 118 | Land vehicle |
| | 121 | Simulator |
| | 125 | Flaw detector |
| | 126 | Of electronic circuit chip or board |
| | 127 | Of transparent container or content (e.g., bottle, jar, etc.) |
| | 128 | Of surface (e.g., texture or smoothness, etc.) |
| | 129 | By comparison with reference object |
| | 131 | With specific illumination detail |
| | 133 | With circuit detail |
| | 135 | Object or scene measurement |
| | 136 | Projected scale on object |
| | 137 | Scale on camera target |
| | 138 | Pulse or clock counting |
| | 139 | Multiple cameras on baseline (e.g., range finder, etc.) |
| | 140 | Distance by apparent target size (e.g., stadia, etc.) |
| | 141 | By cursor coordinate location |
| | 142 | With camera and object moved relative to each other |
| | 143 | Observation of or from a specific location (e.g., surveillance) |
| | 144 | Aerial viewing |
| | 148 | Vehicular |
| | 150 | Point of sale or banking |
| | 151 | Camera concealment |
| | 152 | Intrusion detection |
| | 156 | Access control |
| | 157 | Sporting event |
| | 158 | Portable |
| | 159 | Plural cameras |
| | 160 | Reading meter or data printer |
| | 161 | Object comparison (e.g., remote verification of signature, etc.) |
| | 162 | RESPONSIVE TO NONVISIBLE ENERGY |
| | 169 | OBJECT TRACKING |
| | 173 | CATHODE-RAY TUBE BURN-IN PREVENTION |
| | 175 | CAMERA WITH BUILT-IN TEST SIGNAL GENERATOR, TEST PATTERN, OR ADJUSTING ADJUNCT |
| | 177 | DISPLAY OR RECEIVER WITH BUILT-IN TEST SIGNAL GENERATOR, TEST PATTERN, OR ADJUSTING ADJUNCT |
| | 180 | MONITORING, TESTING, OR MEASURING |
| | 181 | Test signal generator |
| | 184 | Monitor |
| | 187 | Testing of camera |
| | 189 | Testing of image reproducer |
| | 192 | Transmission path testing |
| | 194 | Synchronization (e.g., H-sync to subcarrier) |
| | 195 | MECHANICAL OPTICAL SCANNING |
| | 196 | Color TV |
| | 197 | With fiber optics |
| | 198 | By acoustic wave |
| | 199 | Moving aperture |
| | 202 | Moving lens or refractor |
| | 203 | Moving reflector |
| | 206 | SPECIAL SCANNING (E.G., SPIRAL, RANDOM, ZIGZAG) |
| | 207.99 | CAMERA, SYSTEM AND DETAIL |
| | 207.1 | Camera connected to computer |
| | 207.2 | Camera connected to printer |
| | 208.99 | Camera image stabilization |
| | 208.1 | Electrical motion detection |
| | 208.2 | Mechanical motion detection (gyros, accelerometers, etc.) |
| | 208.3 | Differentiating unintentional from purposeful camera movement (pan, tilt) |
| | 208.4 | Motion correction |
| | 208.5 | Including both electrical and mechanical correcting devices |
| | 208.6 | Electrical (memory shifting, electronic zoom, etc.) |
| | 208.7 | Mechanical |
| | 208.12 | Combined with other camera operations (e.g., autofocus or autoexposure details) |
| | 209.99 | With flying spot scanner |
| | 211.99 | Remote control |
| | 211.1 | Communication methods |
| | 211.4 | Control devices |
| | 211.5 | Multiplexed or other embedded control signals |
| | 211.6 | Preprogrammed or stored control instructions |
| | 211.7 | Electromechanical controls (joystick, trackball, mouse, etc.) |
| | 211.8 | Monitor used to control remote camera |
| | 211.9 | Camera characteristics affecting control (zoom angle, distance to camera time delays, weight, etc.) |
| | 211.11 | Plural cameras being controlled |
| | 211.14 | Camera located remotely from image processor (i.e., camera head) |
| | 215.1 | With streak device |
| | 216.1 | Low light level |
| | 218.1 | Unitary image formed by compiling sub-areas of same scene (e.g., array of cameras) |
| | 219.1 | Swing driven |
| | 220.1 | Still and motion modes of operation |
| | 222.1 | Combined image signal generator and general image signal processing |
| | 223.1 | Color balance (e.g., white balance) |
| | 224.1 | Dependent upon operation or characteristic of iris, flash, lens, or filter) |
| | 225.1 | With means for preventing colored object from effecting color balance |
| | 226.1 | Including flicker detection (e.g., fluorescent) |
| | 229.1 | Combined automatic gain control and exposure control (i.e., sensitivity control) |
| | 231.99 | With details of static memory for output image (e.g., for a still camera) |
| | 231.1 | Available memory space detection |
| | 231.2 | Image file management |
| | 231.3 | Storage of additional data |
| | 231.7 | Detachable |
| | 240.99 | Zoom |
| | 234 | Details of luminance signal formation in color camera |
| | 235 | With means for providing high band and low band luminance signals |
| | 236 |  Using distinct luminance image sensor |
| | 237 | For single sensor type camera supplying plural color signals |
| | 238 | Using distinct luminance image sensor |
| | 239 | Camera and video special effects (e.g., subtitling, fading, or merging) |
| | 241 | Including noise or undesired signal reduction |
| | 242 | Color TV |
| | 243 | Dark current |
| | 246 | Defective pixel (e.g., signal replacement) |
| | 248 | Smear |
| | 250 | In charge coupled type sensor |
| | 251 | Shading or black spot correction |
| | 252 | With transition or edge sharpening (e.g., aperture correction) |
| | 254 | Gray scale transformation (e.g., gamma correction) |
| | 257 | With DC level control |
| | 262 | With plural image scanning devices |
| | 263 | Color imagery registration |
| | 264 | Scanning devices offset in the image plane |
| | 265 | Each supplying only one color signal |
| | 266 | With single image scanning device supplying plural color signals |
| | 267 | Separate complete images on face of pickup device |
| | 268 | Color sequential |
| | 272 | Solid-state multicolor image sensor |
| | 273 | With color filter or operation according to color filter |
| | 284 | Cathode-ray tube |
| | 294 | Solid-state image sensor |
| | 295 | Time delay and integration mode (TDI) |
| | 296 | Electronic shuttering |
| | 297 | Accumulation or integration time responsive to light or signal intensity |
| | 300 | With amplifier |
| | 302 | X - Y architecture |
| | 303 | With charge transfer type output register |
| | 304 | With charge transfer type selecting register |
| | 305 | With interlacing |
| | 306 | Charge injection device (CID) |
| | 307 | Photosensitive switching transistors or "static induction" transistors |
| | 308 | Including switching transistor and photocell at each pixel site (e.g., "MOS-type" image sensor) |
| | 309 | Exclusively passive light responsive elements in the matrix |
| | 311 | Charge-coupled architecture |
| | 312 | With timing pulse generator |
| | 313 | With bias charge injection |
| | 314 | With excess charge removal (e.g., overflow drain) |
| | 315 | With staggered or irregular photosites or specified channel configuration |
| | 316 | Charges transferred to opposed registers |
| | 317 | Field or frame transfer type |
| | 318 | With recirculation of charge |
| | 319 | Charges alternately switched from vertical registers into separate storage registers; or having vertical transfer gates |
| | 320 | Interline readout |
| | 322 | Interline readout |
| | 324 | Line transfer type |
| | 325 | Cathode-ray tube |
| | 326 | Automatic beam focusing or alignment |
| | 327 | Automatic beam current control |
| | 328 | Remanent image erasure |
| | 329 | With emissive target or photocathode (e.g., orthicon) |
| | 331 | With photoconductive target (e.g., vidicon) |
| | 332 | Array of photocells (i.e., nonsolid-state array) |
| | 333.01 | With electronic viewfinder or display monitor |
| | 333.02 | With display of additional information |
| | 333.03 | Including display of a frame and line of sight determination |
| | 333.04 | Including warning indication |
| | 333.05 | Display of multiple images (e.g., thumbnail images, etc.) |
| | 333.06 | Movable or rotatable unit |
| | 333.08 | Including optics |
| | 333.11 | Use for previewing images (e.g., variety of image resolutions, etc.) |
| | 333.12 | Modification of displayed image |
| | 333.13 | Power saving mode |
| | 335 | Optics |
| | 336 | Color separating optics |
| | 340 | With optics peculiar to solid-state sensor |
| | 341 | Optical viewfinder |
| | 342 | With frequency selective filter (e.g., IR cut, optical LPF, etc.) |
| | 343 | Optical multiplexing |
| | 344 | Optical path switching |
| | 345 | Focus control |
| | 346 | With display of focusing condition or alarm |
| | 347 | With zoom position detection or interrelated iris control |
| | 348 | Using active ranging |
| | 349 | Using image signal |
| | 350 | With auxiliary sensor or separate area on imager |
| | 351 | With oscillation of lens or sensor to optimize error signal |
| | 352 | With motion detection |
| | 353 | By detecting contrast |
| | 354 | By analyzing high frequency component |
| | 357 | Servo unit structure or mechanism |
| | 359 | Fiber optics |
| | 360 | Lens or filter substitution |
| | 362 | Exposure control |
| | 369 | Changing viewing angle via optics |
| | 370 | With object or scene illumination |
| | 372 | Power supply |
| | 373 | Support or housing |
| | 377 | CATHODE-RAY TUBE DISPLAY EXCESSIVE VOLTAGE CONTROL |
| | 379 | CATHODE-RAY TUBE DISPLAY AUTOMATIC BLACK LEVEL BIAS CONTROL |
| | 380 | CATHODE-RAY TUBE DISPLAY BEAM CURRENT CONTROL |
| | 383 | MODULAR IMAGE DISPLAY SYSTEM |
| | 384.1 | BANDWIDTH REDUCTION SYSTEM |
| | 385.1 | Plural video programs in single channel |
| | 388.1 | Multiple channel (e.g., plural carrier) |
| | 390.1 | Data rate reduction |
| | 391.1 | Specified color signal |
| | 392.1 | Sub-Nyquist sampling |
| | 393.1 | Direct coding of color composite signal |
| | 396.1 | Including luminance signal |
| | 397.1 | Using separate coders for different picture features (e.g., highs, lows) |
| | 398.1 | Subband encoding (e.g., low horizontal/low vertical frequency, low horizontal/high vertical frequency) |
| | 399.1 | Picture feature dependent sampling rate or sample selection |
| | 400.1 | Involving hybrid transform and difference coding |
| | 403.1 | Involving transform coding |
| | 409.1 | Involving difference transmission (e.g., predictive) |
| | 410.1 | Involving both base and differential encoding |
| | 411.1 | Plural predictors |
| | 415.1 | Including temporal prediction (e.g., frame difference) |
| | 418.1 | Involving pattern matching |
| | 419.1 | Coding element controlled by buffer fullness |
| | 420.1 | Involving block coding |
| | 422.1 | Involving pattern matching |
| | 423.1 | Arrangements for multiplexing one video signal, one or more audio signals, and a synchronizing signal |
| | 424.1 | Sub-Nyquist sampling |
| | 425.1 | Associated signal processing |
| | 426.1 | Format type |
| | 427.1 | Including frequency folding (e.g., subsampling) |
| | 428.1 | Spotwobble (e.g., pixels from plural lines form single transmitted line) |
| | 429.1 | Including video-related information |
| | 430.1 | Using two or more frames |
| | 432.1 | Added video information in standard channel format |
| | 433.1 | Including additional modulation of picture carrier (e.g., quadrature) |
| | 434.1 | Including information in sync, blanking, or overscan |
| | 436.1 | Including use of a subcarrier |
| | 437.1 | Individual processing of different parts of image frequency band (e.g., sum and difference, high band/low band) |
| | 438.1 | Individual processing of different parts of image frequency band (e.g., sum and difference, high band/low band) |
| | 439.1 | Frame field or line dropping followed by time expansion and time compression |
| | 440.1 | Scan rate variation |
| | 441 | FORMAT CONVERSION |
| | 442 | Involving polar to Cartesian or vice versa |
| | 443 | Involving both line number and field rate conversion (e.g., PAL to NTSC) |
| | 445 | Conversion between standards with different aspect ratios |
| | 446 | Progressive to interlace |
| | 447 | Field rate type flicker compensating |
| | 448 | Line doublers type (e.g., interlace to progressive IDTV type) |
| | 449 | Including nonstandard signal detection |
| | 450 | Specified chrominance processing (e.g., Y/C separation) |
| | 452 | Motion adaptive |
| | 453 | Specified chrominance processing |
| | 454 | PAL to NTSC or vice versa |
| | 455 | In which simultaneous signals are converted into sequential signals or vice versa |
| | 457 | Frequency change of subcarrier |
| | 458 | Changing number of lines for standard conversion |
| | 459 | Changing number of fields for standard conversion |
| | 460 | DIVERSE DEVICE CONTROLLED BY INFORMATION EMBEDDED IN VIDEO SIGNAL |
| | 461 | NONPICTORIAL DATA PACKET IN TELEVISION FORMAT |
| | 462 | Audio |
| | 463 | Full field |
| | 464 | Sync |
| | 465 | Data separation or detection |
| | 466 | Error correction or prevention |
| | 467 | Data format |
| | 468 | Including teletext decoder or display |
| | 469 | FORMAT |
| | 470 | Adapted to reduce noise or for frequency modulation (e.g., variable gain) |
| | 471 | Including pulse modulation of video signal (e.g., pulse width, PAM) |
| | 473 | Including additional information |
| | 474 | For controlling video processing (e.g., digitally assisted video) |
| | 475 | Additional modulation of picture carrier (e.g., quadrature) |
| | 476 | During sync, blanking, or overscan |
| | 477 | During both vertical and horizontal blanking |
| | 478 | During vertical blanking |
| | 479 | During horizontal blanking |
| | 482 | Sound signal |
| | 484 | Sound signal |
| | 486 | Including the use of a subcarrier |
| | 487 | Broadband (e.g., occupying two adjacent channels or parts thereof) |
| | 488 | Specified color signal format |
