Patents
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
07/1997
07/09/1997EP0783232A2 Method and apparatus for adapting a computer for wireless communications
07/09/1997EP0783226A2 Image processing apparatus and method
07/09/1997EP0783225A2 Digital information encoding/decoding apparatus and method
07/09/1997EP0783224A2 Geometrically reducing mask error diffusion
07/09/1997EP0783223A2 Method and apparatus for interleaving raster scan lines in a multi-beam laser imaging device
07/09/1997EP0783208A2 Method and apparatus for double run-length encoding of binary data
07/09/1997EP0783125A2 Optical scanner and image forming apparatus utilising the optical scanner
07/09/1997EP0400113B1 Method and apparatus for converting documents into electronic data for transaction processing
07/09/1997CN2257635Y Contact image sensor
07/09/1997CN1154043A Reversible wavelet transform and embedded codestream manipulation
07/09/1997CN1154034A Information reading device
07/09/1997CN1154033A 通信终端装置 The communication terminal apparatus
07/09/1997CN1154014A High-speed variable-length decoder
07/08/1997US5647026 Uniformity correction and threshold or halftoning conversion unit and method
07/08/1997US5647024 Multi dimensional image compression and decompression method using feature points on a luminance contour line
07/08/1997US5647010 Image forming apparatus with security feature which prevents copying of specific types of documents
07/08/1997US5646999 Data coypright management method
07/08/1997US5646997 Method and apparatus for embedding authentication information within digital data
07/08/1997US5646782 Optical guide for increasing printer image width
07/08/1997US5646766 Laser beam scanning apparatus and method
07/08/1997US5646752 Color image processing apparatus which uses private tags to alter a predefined color transformation sequence of a device profile
07/08/1997US5646751 Encoding method for deferred anti-aliasing
07/08/1997US5646750 Method and apparatus for compressing video in a manner characteristic of photographic film
07/08/1997US5646749 Color image forming apparatus
07/08/1997US5646747 Film image input apparatus having curved film guide member
07/08/1997US5646746 Image input device having carriage that includes a movable origin detector
07/08/1997US5646745 Image data processing apparatus having line memory
07/08/1997US5646744 Show-through correction for two-sided documents
07/08/1997US5646742 System for adjusting color intensity of neighboring pixels
07/08/1997US5646741 Image processing apparatus and method capable of smoothing image data in accordance with an image enlargement/reduction ratio
07/08/1997US5646739 Print device having a recording matrix switching device
07/08/1997US5646713 Apparatus and method for exposing data characters onto a strip region of moving photosensitive media
07/08/1997US5646674 Optical print head with flexure mounted optical device
07/08/1997US5646671 Thermal transfer recording apparatus and method for regularly assigning blank dots
07/08/1997US5646669 Corrosion resistant electrostatic recording head with multiple layers
07/08/1997US5646402 Expandable hand-held scanning device
07/08/1997US5646394 Imaging device with beam steering capability
07/08/1997US5645920 Color varying layer became discoloring transparent when exposing to a specific light wavelength
07/08/1997US5645335 Used in measurement of morphological characteristics of solid samples
07/03/1997WO1997023995A1 Receiver for television multiplex broadcasting
07/03/1997WO1997023992A1 Transferring graphical messages between mobile telephones
07/03/1997WO1997023991A1 Contact-type image sensor
07/03/1997WO1997023990A1 Network facsimile communication method and apparatus
07/03/1997WO1997023800A1 Compact document scanner or printer engine
07/03/1997DE19654749A1 Contact image sensor assembly for tele-facsimile equipment
07/03/1997DE19654715A1 Colour processing method using colour type separation
07/03/1997DE19653137A1 Verfahren zur Ausgabe eines Sendebestätigungsberichts bei einem Telefaxgerät Method for outputting a transmission confirmation report when a fax machine
07/03/1997DE19627824A1 Multi colour printing process
07/02/1997EP0782357A2 Transmission of Asian characters written on a sensitive display through a short message service of a mobile radio network
07/02/1997EP0782339A1 Method and apparatus for compressing digital data
07/02/1997EP0782328A2 Polarization multiplexing multiple beam raster output scanning system
07/02/1997EP0782327A1 Method of modifying the resolution of a digital image
07/02/1997EP0782326A2 Image-forming system
07/02/1997EP0782325A2 Image-forming system
07/02/1997EP0782324A1 Receiver, transmission/reception method, information storage, television receiver, and information storing method
07/02/1997EP0782323A1 Method and device for detecting the presence of a periodic signal of known period
07/02/1997EP0782322A2 Method of and apparatus for embedding data into an electronic document
07/02/1997EP0782321A2 Combination mouse and area imager
07/02/1997EP0782320A1 Facsimile device associated with a telephone handset with adjustable sensitivity
07/02/1997EP0782098A2 Method and system for digital color printing
07/02/1997EP0782097A2 Method and system for digital color printing
07/02/1997EP0782068A1 Remote printing system
07/02/1997EP0782052A2 Image forming apparatus and method enabling toner amount control without actual measurement of toner characteristic
07/02/1997EP0782049A2 Image processing apparatus having facsimile function
07/02/1997EP0782048A2 Image forming apparatus having remote maintenance function and method of remote maintenance
07/02/1997EP0781983A2 Calibration device for a correlated colour temperature detector
07/02/1997EP0781663A1 Color xerographic printer with multiple linear arrays of surface emitting lasers with dissimilar wavelengths
07/02/1997EP0781492A1 Grid moving method of object image and apparatus using the same and compaction/motion estimation method using the same and apparatus thereof
07/02/1997EP0781491A1 Video compression method
07/02/1997EP0781429A1 Micro personal digital assistant
07/02/1997EP0769189A4 Optical random access memory having multiple state data spots for extended storage capacity
07/02/1997EP0769188A4 Optical random access memory having folded image
07/02/1997CN1153349A Apparatus for recording and/or reproducing video and audio data
07/02/1997CN1153324A Image forming apparatus
07/01/1997US5644663 Portable image scanner having manual or automatic feed
07/01/1997US5644658 Method of and apparatus for compressing image representing signals
07/01/1997US5644647 For use with an image processing system
07/01/1997US5644645 Fingerprint image transmission system utilizing reversible and non-reversible data compression coding techniques
07/01/1997US5644611 Method and apparatus for maximizing the number of radiological images displayed on a display screen
07/01/1997US5644509 Method and apparatus for computing color transformation tables
07/01/1997US5644411 Joint-portion processing device for image data for use in an image processing apparatus
07/01/1997US5644410 Image sensing apparatus
07/01/1997US5644409 Shading correcting method and shading correcting apparatus for use in image forming apparatuses
07/01/1997US5644408 Apparatus for processing human-readable and machine-readable documents
07/01/1997US5644407 Image processing apparatus having a remote communication function
07/01/1997US5644406 Method for selecting an optimum encoding process for a block of pixels from a plurality of predefined encoding processes
07/01/1997US5644405 Composite facsimile apparatus having function for acheiving efficient use of limited resources
07/01/1997US5644404 Facsimile server system capable of recognizing at transmitting end an access to received facsimile data at receiving end
07/01/1997US5644403 Color image processing method and apparatus having single side and two side modes for processing color image data
07/01/1997US5644366 Image reproduction involving enlargement or reduction of extracted contour vector data for binary regions in images having both binary and halftone regions
07/01/1997US5644142 Radiation image reading and erasing apparatus
07/01/1997US5644139 Navigation technique for detecting movement of navigation sensors relative to an object
06/1997
06/29/1997CA2194106A1 Remote printing system
06/29/1997CA2193594A1 Process for modifying the resolution of a digitized image
06/26/1997WO1997023103A1 An improved method for sending faxes over analog cellular
06/26/1997WO1997023088A1 Form creating and ordering system
06/26/1997WO1997023087A2 A technique for sending faxes over cellular communications channels
06/26/1997WO1997023086A2 The use of compression to improve the sending of faxes over analog cellular
06/26/1997WO1997023082A1 Guest mail: communicating electronic messages between disparate messaging systems
06/26/1997DE19653981A1 Image presentation system using television camera