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)
11/1996
11/26/1996US5579489 Digital assistant i/o expansion system
11/26/1996US5579457 Image display apparatus and method using irregularly placed curving structures
11/26/1996US5579452 Method of managing memory allocation in a printing system
11/26/1996US5579446 Manual/automatic user option for color printing of different types of objects
11/26/1996US5579445 Image resolution conversion method that employs statistically generated multiple morphological filters
11/26/1996US5579418 Image interpolation apparatus
11/26/1996US5579417 Image processing apparatus
11/26/1996US5579414 OCR image preprocessing method for image enhancement of scanned documents by reversing invert text
11/26/1996US5579413 Picture data encoding method
11/26/1996US5579412 Image processing apparatus
11/26/1996US5579405 Method and apparatus for contour vector image processing
11/26/1996US5579402 Method for constructing a histogram in digital image processing by statistical pixel sampling
11/26/1996US5579393 System and method for secure medical and dental record interchange
11/26/1996US5579392 Duplicating and ciphering device and methods for codification of facsimile telecopies
11/26/1996US5579240 Method and an apparatus for illuminating points on a medium
11/26/1996US5579132 Image processing system and method for faithfully reproducing colors of object from negative film
11/26/1996US5579131 Color image reading apparatus
11/26/1996US5579130 Image communication apparatus and method that paints a color corresponding to a pattern
11/26/1996US5579129 Original reading apparatus and information processing apparatus with original reading apparatus
11/26/1996US5579128 Contact image sensor and roller mounting structure for scanners
11/26/1996US5579127 Facsimile apparatus
11/26/1996US5579126 Facsimile apparatus serving as LAN server on local area network
11/26/1996US5579125 Image recording apparatus
11/26/1996US5579123 Track judgement apparatus for discriminating between video and other signals during signal reproduction
11/26/1996US5579116 Video printer and printing method in use with the same
11/26/1996US5579115 Scanning apparatus for scanning a partially supported media
11/26/1996US5579114 Image sensor and facsimile apparatus incorporating the same
11/26/1996US5579099 Document conveying device and document reading device operable therewith
11/26/1996US5579092 Color printer correctable positional errors in respective printing mechanisms
11/26/1996US5579090 In an image processing system, an image processing apparatus and method for stabilizing output image quality by controlling image forming parameters
11/26/1996US5579087 Constructing a multi-segment print job from multiple local or remote sources using a network interface
11/26/1996US5579059 Motion vector estimator
11/26/1996US5579055 Electronic program guide and text channel data controller
11/26/1996US5579044 Digital proofing system
11/26/1996US5579031 Color matching method and apparatus
11/26/1996US5578819 Optical recorder having a signal separation circuit and a FIFO memory circuit
11/26/1996US5578813 Freehand image scanning device which compensates for non-linear movement
11/21/1996WO1996037077A1 Method and apparatus for reduction of image data compression noise
11/21/1996WO1996036944A1 Method and apparatus for fast two-dimensional cosine transform filtering
11/21/1996WO1996036943A1 Image noise reduction system using a wiener variant filter in a pyramid image representation
11/21/1996WO1996036941A1 Image rotation using discrete cosine transforms
11/21/1996WO1996036940A1 A system and method for color recovery using discrete cosine transforms
11/21/1996WO1996036939A1 A system and method for sample rate conversion of an image using discrete cosine transforms
11/21/1996WO1996036935A1 Compression embedding
11/21/1996DE19619887A1 Colour image printing arrangement
11/21/1996DE19604788A1 Verfahren zum Abbruch des Ausdruckens bei Empfang und Kopieren von sequentiellen schwarzen Daten in einem Faksimilesystem A method for termination of printing and copying upon receipt of sequential black data in a facsimile system
11/21/1996DE19539717C1 Comparison of colour samples during generation of index prints for colour copier with automatic illumination control
11/21/1996DE19524398C1 Archiving of document data using personal computer
11/21/1996DE19518006A1 Document examination by confocal laser microscope
11/21/1996CA2221277A1 A system and method for shearing or rotating an image using discrete cosine transforms
11/21/1996CA2221276A1 Image noise reduction system using a wiener variant filter in a pyramid image representation
11/21/1996CA2221243A1 A system and method for color recovery using discrete cosine transforms
11/21/1996CA2215133A1 A system and method for sample rate conversion of an image using discrete cosine transforms
11/21/1996CA2194574A1 Method and apparatus for reduction of image data compression noise
11/21/1996CA2194494A1 Method and apparatus for fast two-dimensional cosine transform filtering
11/20/1996EP0743793A2 A device for determining quantizing number in an image encoder
11/20/1996EP0743785A2 Digital printer using electrophotographic process
11/20/1996EP0743784A2 Still-image taking camera
11/20/1996EP0743613A2 Data reproduction system for reproducing and outputting multimedia information using a printer
11/20/1996EP0743569A2 Replacement part with integral memory for usage and calibration data
11/20/1996EP0743568A2 Replacement part with integral memory for usage and calibration data
11/20/1996EP0743567A2 Replacement part with integral memory for usage and calibration data
11/20/1996EP0743188A1 Apparatus for making graphic products having a platen drive with encoded sprockets
11/20/1996EP0742981A1 Method and apparatus for converting color scanner signals into colorimetric values
11/20/1996EP0742938A1 Portable telecommunication device with removable electrophoretic display
11/19/1996US5577182 Image processing apparatus
11/19/1996US5577179 Method for combining images in three dimensions
11/19/1996US5577178 Neural network for color translations
11/19/1996US5577136 Image processing apparatus
11/19/1996US5577134 Method and apparatus for encoding a segmented image without loss of information
11/19/1996US5577132 Image coding/decoding device
11/19/1996US5577131 Device for segmenting textured images and image segmentation system comprising such a device
11/19/1996US5577108 Information distribution system with self-contained programmable automatic interface unit
11/19/1996US5577106 Communication apparatus for use with public telephone network
11/19/1996US5577041 Method of controlling a personal communication system
11/19/1996US5576958 Function transform apparatus
11/19/1996US5576950 Video image search method and system using the same
11/19/1996US5576852 Synchronization signal generating unit of an image forming apparatus
11/19/1996US5576850 Image memory editing apparatus
11/19/1996US5576849 Image data transformation apparatus and image entry apparatus
11/19/1996US5576848 Image reading apparatus which compares margin width outside image area of original image on sheet with width of separate image for synthesis and printing of images
11/19/1996US5576847 Image processing system
11/19/1996US5576846 Document processing apparatus
11/19/1996US5576845 Encoding apparatus and method for processing color data in blocks
11/19/1996US5576840 Recording apparatus
11/19/1996US5576839 Camera system including a separatable recorder
11/19/1996US5576836 Multi-picture image printing system
11/19/1996US5576835 Method for run-length coding for shortening transmission time
11/19/1996US5576825 Pattern detecting apparatus
11/19/1996US5576811 Image recording apparatus for controlling image in high quality and image quality control method thereof
11/19/1996US5576759 Image processing system for classifying reduced image data
11/19/1996US5576758 Electric still camera having a display for displaying an image compression ratio
11/19/1996US5576757 Electronic still video camera with direct personal computer (PC) compatible digital format output
11/19/1996US5576753 Image forming apparatus which performs registration correction for plural image
11/19/1996US5576742 Image recording head having corrosion resistant control electrodes
11/19/1996US5576536 Image forming apparatus including motor-driven rotary scanner and system for judging if motor rotation comes to steady state and for maintaining rotation at steady state
11/19/1996CA2091250C Facsimile mail apparatus
11/14/1996WO1996036167A1 Video signal processor and optical image converter therefor
11/14/1996WO1996036164A2 Method and apparatus for compressing image data
11/14/1996WO1996036163A2 Steganography systems
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