Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
03/1998
03/11/1998EP0828371A2 Method and apparatus for a rotatable sheet feed scanner
03/11/1998EP0828370A2 Desktop space-saver scanner
03/11/1998EP0828369A2 Apparatus for displaying images exposed on a photographic film
03/11/1998EP0828231A2 MPEG coder/decoder
03/11/1998EP0828177A2 Acousto-optic element, light deflector, light beam scanning apparatus and image recording apparatus
03/11/1998EP0828173A2 Optical scanning apparatus
03/11/1998EP0827838A2 Ink jet printer and ink jet printing method
03/11/1998EP0827829A1 Image scanning apparatus
03/11/1998CN1175842A Drive control device and control method for rotating member
03/11/1998CN1175747A Image reading apparatus
03/11/1998CN1175716A Electrophotographic printer
03/11/1998CN1175712A Minimized office automated machine
03/10/1998US5727248 System for remote diagnosis of image forming apparatuses, including intelligent communications control for data therefrom
03/10/1998US5727136 Image communication utilizing memory shared by multiple units
03/10/1998US5727094 Image processing system
03/10/1998US5727092 Compression embedding
03/10/1998US5727089 Method and apparatus for multiple quality transaction card images
03/10/1998US5727087 Image processor using image data compression coding of fixed compression rate
03/10/1998US5727086 Device and method for picture processing including contraction of toned image
03/10/1998US5727083 In an image communication system
03/10/1998US5727082 Image processing apparatus
03/10/1998US5727080 Dynamic histogram warping of image histograms for constant image brightness, histogram matching and histogram specification
03/10/1998US5727050 Communication device having a facsimile module for carrying out confidential communication
03/10/1998US5727049 Image processing system having an image signal generating device coupleable to an adaptor
03/10/1998US5727048 Multimedia communication system with a multimedia server to terminals via a public network
03/10/1998US5726910 Color correcting device
03/10/1998US5726820 Apparatus for recording or erasing image signals in sequence
03/10/1998US5726819 Apparatus for erasing a recording medium
03/10/1998US5726781 Image processing for converting color images into monochrome pattern images
03/10/1998US5726780 Image processing apparatus
03/10/1998US5726779 Color image processing apparatus
03/10/1998US5726778 Image processing apparatus with color-space conversion
03/10/1998US5726777 Image apparatus and method for selective color transmission based on stored function information
03/10/1998US5726776 Method and arrangement for synchronizing the image recordings of monochrome and color recordings by means of light-sensitive sensors
03/10/1998US5726775 Method and apparatus for determining a profile of an image displaced a distance from a platen
03/10/1998US5726774 Document reading device with light-shielding member that prevents a local temperature increase in a document placing table
03/10/1998US5726773 Apparatus for scanning and digitizing photographic image objects and method of operating said apparatus
03/10/1998US5726772 Method and apparatus for halftone rendering of a gray scale image using a blue noise mask
03/10/1998US5726771 System and method for optimizing tonal resolution in an optical scanner
03/10/1998US5726770 Copying machine responsive to personal identification data
03/10/1998US5726769 Image processing apparatus capable of connecting external information processing terminal, and including printer unit and data processing unit
03/10/1998US5726768 Image communication apparatus having improved conversion and transfer control of image data
03/10/1998US5726767 Automatic facsimile signal analyzing apparatus for a telephone exchange system
03/10/1998US5726766 Interpolating operation method and apparatus for image signals
03/10/1998US5726765 Data communication apparatus for setting the baud rate and bit rate of a modem and performing data communication at the set baud rate and bit rate
03/10/1998US5726764 Apparatus and method for providing data and facsimile services in a RF communication system
03/10/1998US5726762 Copying machine with memory output start time control
03/10/1998US5726760 Method and apparatus for converting image representation formats as well as an image production system provided with such an apparatus
03/10/1998US5726759 Image forming apparatus
03/10/1998US5726708 Electronic still camera device
03/10/1998US5726446 Line-focus system with a self-adhesive occluding aperture attached to a light source
03/10/1998US5726439 Image sensor comprising a two-dimensional array of photodetectors with both column and row output circuits which are in parallel
03/10/1998US5726437 Light intensity control device
03/10/1998US5726433 Optical scanning apparatus for generating a helical scanning pattern on an external (cylindrical) surface
03/10/1998US5725254 Facsimile document carrier
03/05/1998WO1998009436A1 Device, method, and medium for recording still picture and animation
03/05/1998WO1998009435A1 Image processor and printer
03/05/1998WO1998009427A1 Method and arrangement for ensuring quality during scanning/copying of images/documents
03/05/1998WO1998009190A1 Optical system for a line scanner or printer
03/05/1998DE19737170A1 Optical cascade scanning system for laser printer
03/05/1998DE19737167A1 Optical cascade scanning system for laser printer
03/05/1998DE19726506A1 Plate scanner
03/05/1998CA2215009A1 Multiple-depth threshold array
03/05/1998CA2215008A1 Efficient gray tile storage
03/04/1998EP0827346A2 Image quality prediction and control apparatus and method
03/04/1998EP0827345A1 Image encoding system
03/04/1998EP0827342A1 Encoder, decoder, their methods, and image processor
03/04/1998EP0827335A2 Digital camera
03/04/1998EP0827333A2 Method and apparatus for creating a continuous tone image from a halftone image
03/04/1998EP0827332A2 Apparatus and method for modifying enlarged ratio or reduced ratio of image
03/04/1998EP0827331A2 Facsimile machine
03/04/1998EP0827330A2 Method for copying document with information line
03/04/1998EP0827329A1 Validation stamps for electronic signatures
03/04/1998EP0827328A2 Electronic camera having a printer
03/04/1998EP0827327A2 Electronic camera having a printer for providing improved hard copy images
03/04/1998EP0827326A2 Light beam scanning apparatus for use with image forming apparatus
03/04/1998EP0827325A2 Multi-beam scanner with acousto-optic element for scanning imaging surfaces
03/04/1998EP0827324A2 High-speed scanner for reading latent images in storage phosphors
03/04/1998EP0827323A1 Optical read and write systems
03/04/1998EP0827317A2 System for and method of mutually monitoring information guidance units interconnected to telephone lines
03/04/1998EP0827315A2 Cellular phone with facsimile function
03/04/1998EP0827104A2 Device and method for displaying scanning speed in hand scanner
03/04/1998EP0827045A2 Electrophotographic printer
03/04/1998EP0827005A2 Beam deflecting for enhanced laser printing scanning
03/04/1998EP0827003A1 Multi-beam scanner with mechanically moving element for scanning imaging surfaces
03/04/1998EP0826617A2 Image-related device having image-medium receiving tray, and a tray for same, and a method for designing such tray
03/04/1998EP0826284A1 Halftone screen using spot function to rank pixels following one or more design rules
03/04/1998EP0826197A1 Method and apparatus for pixel level luminance adjustment
03/04/1998EP0826195A1 Image noise reduction system using a wiener variant filter in a pyramid image representation
03/04/1998EP0826194A1 Image rotation using discrete cosine transforms
03/04/1998EP0826193A1 A system and method for color recovery using discrete cosine transforms
03/04/1998EP0826192A1 A system and method for sample rate conversion of an image using discrete cosine transforms
03/04/1998EP0826180A1 Printing job make-up system
03/04/1998CN2275777Y Paper separating roller device for facsimil apparatus
03/04/1998CN1175011A Multi-light beam exposing device
03/03/1998USRE35740 Telecommunication system
03/03/1998USH1714 Automatic still image transmission upon call connection
03/03/1998US5724641 Image forming apparatus comprising a stapler relatively movable in the positions of the original discharge tray and the sheet discharge trays
03/03/1998US5724627 Image forming apparatus which calculates toner consumption in accordance with tone correction
03/03/1998US5724615 Communication circuit receiving data selectably synchronized to the rising or falling edge of a timing signal provided from the data source
1 ... 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 ... 1429