| Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802) |
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| 12/31/1996 | US5590339 Input device interface with power connect state and serial data channel enabling power to the device from time to time |
| 12/31/1996 | US5590251 Color reproducing device for reproducing matched colors and an outputting device for outputting information for reproducing a color of a coated surface |
| 12/31/1996 | US5590246 Fuzzy logic controlled video printer |
| 12/31/1996 | US5590245 Method for transmitting image processing jobs from a client system, and routing and performing the jobs in an image processing system |
| 12/31/1996 | US5590224 OCR image preprocessing method for image enhancement of scanned documents by correction of registration |
| 12/31/1996 | US5590222 Image signal processing apparatus utilizing a 2D Haar transform and adaptive selection of images based on a parameter such as a ratio of coefficients for reducing block distortion and method thereof |
| 12/31/1996 | US5590196 Secure payment method using facsimile |
| 12/31/1996 | US5590190 Data communication apparatus including volatile and non-volatile storage |
| 12/31/1996 | US5590167 For performing tomographic imaging |
| 12/31/1996 | US5590139 Method of recording a compressed motion picture signal in which effects of rounding errors resulting from inversely transforming transaction coefficients representing are mitigated |
| 12/31/1996 | US5590067 Method and arrangement for transformation of signals from a frequency to a time domain |
| 12/31/1996 | US5589972 Scanner drive system having minimum rotational error carriage suspension |
| 12/31/1996 | US5589954 γ-correction curve selecting apparatus and a γ-correction curve creating apparatus |
| 12/31/1996 | US5589953 Image input system having an auto-feeder including loading magazine and discharge magazine arranged side by side and method |
| 12/31/1996 | US5589952 Disc high resolution scanner |
| 12/31/1996 | US5589951 Pad for use in scanning data stored on a flat surface |
| 12/31/1996 | US5589950 Image forming apparatus that corrects input gray level-output gray level characteristic data such that output gray levels gradually increase with higher input gray levels near a boundary |
| 12/31/1996 | US5589948 Facsimile apparatus |
| 12/31/1996 | US5589902 Integrated automatic installation for taking photographs or sequences of photographs |
| 12/31/1996 | US5589900 Virtual drum imagesetter |
| 12/31/1996 | US5589870 Spot profile control using fractional interlace factors in a polygon ROS |
| 12/31/1996 | US5589851 Multi-level to bi-level raster shape converter |
| 12/31/1996 | CA2153210A1 Apparatus and method for computerized acquisition of x-ray images |
| 12/31/1996 | CA2045280C Image processing apparatus and method |
| 12/28/1996 | CA2178133A1 System and method for archiving digital versions of documents and for generating quality printed documents therefrom |
| 12/27/1996 | WO1996042166A1 Image reader |
| 12/27/1996 | WO1996042151A2 Steganographic method and device |
| 12/27/1996 | EP0750428A2 Image processing apparatus and method |
| 12/27/1996 | EP0750427A2 Signal compression and/or expansion devices |
| 12/27/1996 | EP0750426A2 Image processing apparatus, data processing apparatus and method therefor |
| 12/27/1996 | EP0750419A2 Color conversion method and color conversion table generating apparatus |
| 12/27/1996 | EP0750418A2 Improvements relating to grayscale printing with spatial light modulator |
| 12/27/1996 | EP0750417A2 Control method for microfilm image reader |
| 12/27/1996 | EP0750416A2 A communication apparatus having a calling function and connectable to external information-processing terminals |
| 12/27/1996 | EP0750415A2 Image processing method and apparatus |
| 12/27/1996 | EP0750414A2 Modulator and demodulator (MODEM) |
| 12/27/1996 | EP0750272A2 Image binarization apparatus and method |
| 12/27/1996 | EP0750247A2 Data processing apparatus connectable to an information processing terminal via an interface |
| 12/27/1996 | EP0750235A2 Reading apparatus |
| 12/27/1996 | EP0750207A2 Color separating diffractive optical array and image sensor |
| 12/27/1996 | EP0749842A2 Ink jet recording apparatus with detection of discharge malfunction |
| 12/27/1996 | EP0749840A2 Printing apparatus and facsimile apparatus using same |
| 12/27/1996 | EP0749659A1 Process and apparatus for electronically filing computer-processed documents |
| 12/27/1996 | EP0749658A1 Method and apparatus for reliable access to audio and facsimile message storage and retrieval system |
| 12/27/1996 | EP0705515B1 Process and device for synchronising the picking-up of monochrome and colour pictures by means of photosensitive line sensors |
| 12/27/1996 | EP0581827B1 Scanner camera with focusing system and preferably digital signal output with a printer for use as a photocopy machine |
| 12/25/1996 | CN1138931A Still image system |
| 12/25/1996 | CN1138805A Method and apparatus for deciding quantization parameter |
| 12/25/1996 | CN1138804A Runlength coding method and apparatus for use in video signal encoding system |
| 12/25/1996 | CN1138803A Run-lenth decoding apparatus for use in video signal decoding system |
| 12/25/1996 | CN1138791A Data communication apparatus |
| 12/25/1996 | CN1138790A 自举电源 Bootstrap supply |
| 12/25/1996 | CN1138721A Image reader having light-guiding transparent board |
| 12/24/1996 | US5588094 Post-processing bit-map decimation compensation method for printing high quality images |
| 12/24/1996 | US5588093 Color mapping to preserve detail |
| 12/24/1996 | US5588075 Method and apparatus for encoding and decoding image data |
| 12/24/1996 | US5588069 Image processing apparatus for advantageously encoding blocks of data having either substantially the same or varied colors |
| 12/24/1996 | US5588050 Method and apparatus for performing color conversion |
| 12/24/1996 | US5587826 Optical beam scanning apparatus adjusting focal point over entire image forming area by feedback control |
| 12/24/1996 | US5587825 Scanning optical system |
| 12/24/1996 | US5587814 Color image sensor including plural light-receiving windows and color filters |
| 12/24/1996 | US5587813 Data transfer device for an image forming apparatus |
| 12/24/1996 | US5587812 Facsimile apparatus with common sheet conveying path |
| 12/24/1996 | US5587811 Halftone screen using spot function to rank pixels following one or more design rules |
| 12/24/1996 | US5587810 Communication apparatus for disabling messages specifying non-standard communication features |
| 12/24/1996 | US5587809 System and a process for transmission of secure faxes |
| 12/24/1996 | US5587808 Image processing apparatus for identifying character, photo and dot images in image area |
| 12/24/1996 | US5587801 Digital image forming apparatus |
| 12/24/1996 | US5587799 Copying machine with reserved copying at a predetermined time period |
| 12/24/1996 | US5587798 Encoding and decoding methods for use in facsimile |
| 12/24/1996 | US5587797 Process for encoding and transmitting information |
| 12/24/1996 | US5587778 Overlaid image forming apparatus |
| 12/24/1996 | US5587772 Image forming apparatus having image signal discrimination device |
| 12/24/1996 | US5587771 Image sampling and color shift correction system in multiple image forming apparatus |
| 12/24/1996 | US5587743 Signal processors for transparent and simultaneous transmission and reception of a data signal in a video signal |
| 12/24/1996 | US5587740 Digital photo kiosk |
| 12/24/1996 | US5587728 Method for printing an image on a substrate |
| 12/24/1996 | US5587576 Solid-state image-sensing device and bar code reader operable with low voltage power supplies and using two charge transfer devices of different sizes |
| 12/24/1996 | CA2113020C Electrophotographic color printer, and a method of printing using such a printer |
| 12/24/1996 | CA2039652C Hardcopy lossless data storage and communications for electronic document processing systems |
| 12/19/1996 | WO1996041471A1 Electronic program guide schedule localization system and method |
| 12/19/1996 | WO1996041470A1 Intelligent memory management system and method |
| 12/19/1996 | WO1996041464A1 Apparatus for reading and processing image information |
| 12/19/1996 | WO1996041463A1 A method for utilizing point-to-point communication devices including fax machines as bi-directional internet terminals |
| 12/19/1996 | WO1996041309A1 An iterative technique for refining color correction look-up tables |
| 12/19/1996 | WO1996041308A1 Method and apparatus for reducing storage requirements for display data |
| 12/19/1996 | WO1996034745A3 Exposure process and device |
| 12/19/1996 | DE19620179A1 Colour photocopying system |
| 12/19/1996 | CA2223406A1 Apparatus for reading and processing image information |
| 12/18/1996 | EP0749245A2 Method and equipment for coding and decoding a digital image |
| 12/18/1996 | EP0749232A1 Method and apparatus for halftone rendering of a gray scale image using a blue noise mask |
| 12/18/1996 | EP0749231A1 Method and apparatus for halftone rendering of a gray scale image using a blue noise mask |
| 12/18/1996 | EP0749230A1 Method and device for detecting the presence of a periodic signal in a set of signals |
| 12/18/1996 | EP0749064A1 Apparatus and method for programming a print job with a job ticket obtained from a remote storage area |
| 12/18/1996 | EP0749035A1 Apparatus and method for exposing data characters onto a strip region of moving photosensitive media |
| 12/18/1996 | EP0749034A2 Image input apparatus having a support apparatus for adjusting the position of a camera head |
| 12/18/1996 | EP0748694A2 Resolution-triggered sharpening for scaling of a digital-matrix image |
| 12/18/1996 | CN1138400A Facsimile accessory device |
| 12/18/1996 | CN1138385A Portable telecommunication device with removable electrophoretic display |
| 12/18/1996 | CN1138274A Method and apparatus for encoding video signal by using block truncation coding method |