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)
10/1998
10/14/1998EP0871140A2 Laser beam synchronisation method in a laser printer
10/14/1998EP0871080A1 Background detection and compensation
10/14/1998EP0870619A1 A method and apparatus for preventing transient oscillations in a focusing beam of scanners
10/14/1998EP0870396A2 System and method for color gamut and tone compression using an ideal mapping function
10/14/1998EP0870280A1 Method and apparatus for correction of colour cast in a digital image
10/14/1998EP0870276A1 A method for transforming a gray-level image into a black-and-white image
10/14/1998EP0870238A1 Message storage and delivery system
10/14/1998EP0870212A1 Compact document scanner or printer engine
10/14/1998EP0797795B1 Printing system having sets of print commands
10/14/1998EP0767941B1 Automatic determination of landscape scan in binary images
10/14/1998EP0739272A4 Error detection apparatus and method for use with engravers
10/14/1998CN2294544Y Colour contact image sensor assembly
10/14/1998CN1195945A Method of horizontal synchronizing signal synchronization
10/14/1998CN1195944A Method and apparatus for recording picture information
10/14/1998CN1195943A Image coding apparatus, method, storage and converting device
10/14/1998CN1195942A Image automatic frame taking method and its device
10/14/1998CN1195941A Method for receiving facsimile message in facsimile connected to external telephone
10/14/1998CN1195829A One-dimensional signal adaptive filter for reducing blocking effect and filtering method
10/14/1998CN1195806A Image processing device and its processing method
10/14/1998CN1195805A Private print
10/14/1998CN1195791A Oxytitanium phthalocyanine, process for producing same and electrophotosensitive member using same
10/13/1998USRE35922 Method and apparatus for preventing print overruns
10/13/1998US5822770 Memory interfacing method and circuit of variable length decoder for accessing external memory when empty portion of internal memory exceeds a predetermined level
10/13/1998US5822662 Background detection and compensation
10/13/1998US5822660 For protecting copy restrictive images
10/13/1998US5822637 Electronic camera and attachable printer
10/13/1998US5822625 Hybrid electronic-film camera
10/13/1998US5822552 Method and circuit for rearranging output data in variable-length decoder
10/13/1998US5822508 Image data transfer system for image capturing device
10/13/1998US5822507 Scanner printer server for selectively controlling a scanner and a printer in accordance with a copy operation
10/13/1998US5822502 Cluster dither ink duty limit control
10/13/1998US5822501 Optical scanning device having dichroic mirror for separating reading and recording light beams
10/13/1998US5822500 Image processing apparatus
10/13/1998US5822492 Record and play-back system in which a pair of tracks of a recording medium are used to record a picture signal and an associated audio signal
10/13/1998US5822486 Scanned remote imaging method and system and method of determining optimum design characteristics of a filter for use therein
10/13/1998US5822469 Post-filter for improving halftone image sharpness
10/13/1998US5822467 Sharpening filter for images with automatic adaptation to image type
10/13/1998US5822465 Image encoding by vector quantization of regions of an image and codebook updates
10/13/1998US5822464 Method and system for processing image information using video dependent dampened screening and error diffusion
10/13/1998US5822463 Image coding apparatus utilizing a plurality of different quantization-width estimation methods
10/13/1998US5822461 Device for determining a quantizing number of an image signal
10/13/1998US5822456 Optimal spline interpolation for image compression
10/13/1998US5822453 Method for estimating and adjusting digital image contrast
10/13/1998US5822451 Method for halftoning a multi-channel digital color image
10/13/1998US5822436 Photographic products and methods employing embedded information
10/13/1998US5822409 Incoming message automatic reporting system for fax machines
10/13/1998US5822408 Method and apparatus for verifying the identity of a receiver of a facsimile
10/13/1998US5822407 Communication apparatus controlled by a remote control signal
10/13/1998US5822221 Office machine monitoring device
10/13/1998US5822209 Method and system for producing a stencil by storing color files and creating the needed bit sequence
10/13/1998US5822105 Scanner
10/13/1998US5822087 Apparatus having a rotatable arm for providing light source for a transparent sheet and a reflective sheet
10/13/1998US5822086 Method and device for adaptive screening of continuous tone originals
10/13/1998US5822085 Data communication system for writing or reading data to/from image forming apparatus at a remote distance and data communicating apparatus constructing such a system
10/13/1998US5822084 Technique for displaying a transmission error page of a facsimile machine
10/13/1998US5822083 Image storing apparatus
10/13/1998US5822082 Image processing apparatus
10/13/1998US5822081 Facsimile apparatus with improved network control and power supply section arrangement
10/13/1998US5822080 Desktop space-saver scanner
10/13/1998US5822079 Digital image forming apparatus with test image optimization
10/13/1998US5822077 Determination unit for determining, through detecting information associated with external object, whether or not external object will use functional apparatus or who is external object, so as to provide appropriate service
10/13/1998US5822076 Facsimile apparatus with ink cartridge and residual ink detection function
10/13/1998US5822075 Image forming apparatus having multiple sheet stacking units
10/13/1998US5821996 Solid-sate camera with solid-state memory for holding characteristic code representing characteristic of an internal circuit
10/13/1998US5821994 Image pickup and data processing apparatus having a plurality of special-purpose detachable substrates
10/13/1998US5821981 Magnetically preloaded air bearing motion system for an imaging device
10/13/1998US5821978 Image forming apparatus for forming an image in use with a plurality of laser beam scanners
10/13/1998US5821977 Image forming apparatus and control method for reducing the required processing time
10/13/1998US5821971 Image registration for a raster output scanner (ROS) color printer
10/13/1998US5821970 Color image forming apparatus
10/13/1998US5821969 Image forming apparatus
10/13/1998US5821915 Method and apparatus for removing artifacts from scanned halftone images
10/13/1998US5821647 Spindle motor
10/13/1998US5821552 Radiation image information read apparatus
10/13/1998US5821523 Combined code reader and digital camera using a common photodetector
10/13/1998US5821093 Recombinant cells that highly express chromosomally-integrated heterologous genes
10/13/1998US5819740 System and method for compressing digitized signals in implantable and battery powered devices
10/13/1998CA2133558C Method and apparatus for halftoning and inverse halftoning and the transmission of such images
10/13/1998CA2126307C Compression/decompression method for image data
10/13/1998CA2125051C Decompression of standard adct-compressed document images
10/08/1998WO1998044722A1 Colour legalisation
10/08/1998WO1998044721A1 Scanner powered by peripheral bus
10/08/1998WO1998044720A1 Peripheral bus powered document scanning device
10/08/1998WO1998044719A1 Printer on which picture recognition processor for forgery prevention is mounted, computer for providing print source to printer, and print system including printer and computer
10/08/1998WO1998044718A2 High-precision-resolution image acquisision apparatus and method
10/08/1998WO1998044676A1 A peripheral device preventing post-scan modification
10/08/1998WO1998044448A1 Printing method using inter-pixel blending on an absorbent substrate
10/08/1998WO1998044436A1 Natural language labeling
10/08/1998WO1998043818A1 Printer, image formation method and recording medium
10/08/1998WO1998032090A3 Interleaved-to-planar data conversion
10/08/1998WO1998020672A3 Method and apparatus for imprinting id information into a digital content and for reading out the same
10/08/1998DE19814409A1 Image print amusement system for use by player
10/07/1998EP0869683A2 Image pickup device
10/07/1998EP0869680A2 Symbol decoding method and apparatus
10/07/1998EP0869675A2 An exciter circuit for digital television transmitters
10/07/1998EP0869674A1 Transmitting system and method
10/07/1998EP0869673A2 Television signal broadcasting system with common clock reference
10/07/1998EP0869672A1 Predistortion circuit for an RF amplifier
10/07/1998EP0869671A1 Frequency controlling circuit for digital television transmission
10/07/1998EP0869670A1 Combining adjacent TV channels for transmission by a common antenna
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