Patents
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
12/1996
12/10/1996US5583566 Combined medical image and data transmission with data storage, in which character/diagram information is transmitted with video data
12/10/1996US5583558 Recording apparatus for carrying out high-density dot printing
12/10/1996US5583557 Image forming apparatus which corrects a deviation in a distance between plural light beams
12/10/1996US5583550 Ink drop placement for improved imaging
12/10/1996US5582961 Photographic elements which achieve colorimetrically accurate recording
12/10/1996CA2083669C Method for matching color prints to color images on a monitor screen
12/10/1996CA2077377C Pulsed imaging, pulse width modulation raster output scanner for tri-level exposure
12/10/1996CA2075815C Metric conversion mechanism for digital images in a hierarchical, multi-resolution, multi-use environment
12/10/1996CA2048793C Automatic document imaging mode selection system
12/10/1996CA2010370C Optical reading apparatus
12/05/1996WO1996038985A1 Interactive television system for processing viewer responses
12/05/1996WO1996038982A1 Secure identification system
12/05/1996WO1996038980A1 Image pickup device, method of manufacturing the device, image pickup adapter, signal processor, signal processing method, information processor, and information processing method
12/05/1996WO1996038976A1 Light collection device for a film image digitizer
12/05/1996WO1996038975A1 Rapid delivery of facsimile or other data sets to a massive number of recipients
12/05/1996WO1996038974A1 Film image digitizer using optical fiber-coupled laser diode
12/05/1996WO1996038946A1 Method of encoding sequences consisting of figure-coded data units
12/05/1996WO1996038812A1 Servo and adaptive corrector of print speed in a printer
12/05/1996WO1996033474A3 Eliminating block artifacts from a compressed image by extrapolation
12/05/1996DE19621738A1 Photo copier with duplex unit and image read out unit for reading first and second documents
12/05/1996CA2220142A1 Film image digitizer using optical fiber-coupled laser diode
12/04/1996EP0746143A1 A method of and system for compressing and decompressing digital image signals
12/04/1996EP0746142A1 Method and apparatus for halftone rendering of a gray scale image using a blue noise mask
12/04/1996EP0746141A2 ISDN fax routing
12/04/1996EP0746139A1 Microfilm reading apparatus
12/04/1996EP0746138A1 Optical adjustment arrangement for a scanning system
12/04/1996EP0745963A1 Method of transmitting and receiving hand-written image and apparatus for communication in writing
12/04/1996EP0745957A2 Base-N resolution converter
12/04/1996EP0745950A1 Optical scanning apparatus for generating a helical scanning patern on an external (cylindrical) surface
12/04/1996EP0745929A1 Adaptive graphical user-interface for a network peripheral
12/04/1996EP0745484A1 Printing images by means of a dot matrix printer
12/04/1996EP0745305A1 Color mapping table smoothing in a color computer graphics system
12/04/1996EP0745304A1 Subjectively pleasing color gamut mapping in a color computer graphics system
12/04/1996CN1137337A Still picture system
12/04/1996CN1137212A Treating stage capable of reconfigurating
12/04/1996CN1137206A Method and apparatus for multiple quality transaction card images
12/04/1996CN1136999A Printing apparatus
12/03/1996US5581675 Method of and apparatus for converting format of an image having linear color variation
12/03/1996US5581667 Electronic trapping system for digitized text and images
12/03/1996US5581653 Low bit-rate high-resolution spectral envelope coding for audio encoder and decoder
12/03/1996US5581637 System for registering component image tiles in a camera-based scanner device transcribing scene images
12/03/1996US5581635 Method and system for fast rotation of run-length encoded images
12/03/1996US5581613 For a copying apparatus
12/03/1996US5581609 ISDN terminal
12/03/1996US5581481 System for storage and retrieval of JPEG images
12/03/1996US5581446 Housing structure of electric appliance and disassembling method thereof
12/03/1996US5581434 Apparatus including a transient voltage suppressor
12/03/1996US5581413 Optical guide for increasing printer image width
12/03/1996US5581377 Image processing method and apparatus for synthesizing a plurality of images based on density values
12/03/1996US5581376 System for correcting color images using tetrahedral interpolation over a hexagonal lattice
12/03/1996US5581375 Method for processing color-image signals from a three-color original and for forming output color image having black, white and either red or blue
12/03/1996US5581374 Color image communicating apparatus
12/03/1996US5581373 Image communication apparatus having a communication error check function
12/03/1996US5581372 Method for generating and storing digitized density thresholds for rastering a half tone original image
12/03/1996US5581371 Error diffusion method
12/03/1996US5581370 Method of improving the contrast in a natural scene image
12/03/1996US5581368 Data-reducing coding method for transmitting information from a transmitter to a receiver
12/03/1996US5581367 Facsimile apparatus having environmental condition sensor
12/03/1996US5581366 Method and apparatus for originating a facsimile message in a selective call receiver
12/03/1996US5581361 Interleaving/deinterleaving apparatus for a digital video cassette recorder and the method thereof
12/03/1996US5581359 Image processing apparatus and method
12/03/1996US5581311 Image storage system for a digital still camera
12/03/1996US5581299 Multi-functional camera with graphics editor and form stand
12/03/1996US5581296 Printer head driving apparatus improving printing speed
12/03/1996US5581295 Method and apparatus for resequencing image data for a printhead
12/03/1996US5581292 Method and apparatus for enhancing charged area developed regions in a tri-level printing system
12/03/1996US5581291 Rear side exposure type electrographic image forming apparatus
12/03/1996US5581076 Contact type image sensor with more-unified construction
12/03/1996US5580698 Scanner system for successive irradiation of a working surface, particularly for ultra-violet exposure of a photo emulsion on a serigraphic printing frame
12/03/1996US5580045 Sheet stacking apparatus
12/03/1996CA2093841C Color film
11/1996
11/28/1996WO1996038000A1 Time-division still picture television system
11/28/1996WO1996037994A1 Pulse width modulation (pwm) circuit
11/28/1996WO1996037428A1 Apparatus for consecutively processing sheet-like record carriers
11/28/1996WO1996032811A3 High capacity compressed document image storage for digital color printers
11/28/1996WO1996024114A3 Method and apparatus for separating foreground from background in images containing text
11/28/1996DE19621138A1 Optical scanning device for digital copier or laser printer
11/28/1996DE19618949A1 Verfahren zur Fernbestätigung einer von einem Faksimilesystem empfangenen Nachricht Method for remote acknowledgment of a received message from a facsimile system
11/28/1996DE19519451A1 PWM-Schaltung PWM circuit
11/28/1996CA2218902A1 Time-division still picture television system
11/27/1996EP0744870A2 Method of operating a raster input scanner
11/27/1996EP0744864A2 Colour correction device
11/27/1996EP0744863A1 Color correcting device and color correcting method
11/27/1996EP0744862A1 A method of and apparatus for correcting the output signals of a plurality of photodetecting elements
11/27/1996EP0744861A1 Resolution enhancement with template matching
11/27/1996EP0744860A1 Image reading apparatus and image recording apparatus
11/27/1996EP0744859A2 Method and device for improved transmission of information with a facsimile terminal
11/27/1996EP0744710A2 Area based interpolation for image scaling
11/27/1996EP0744707A2 Printer having print data correction circuit
11/27/1996EP0744706A2 Apparatus and method for colour inket printing
11/27/1996EP0744705A2 Image detection system
11/27/1996EP0744669A2 Wide area beam sensing method and apparatus for image registration calibration in a color printer
11/27/1996EP0744651A2 Multiple format camera recording frame size information on film, photographic printer and device for converting photographic images in video images
11/27/1996EP0744298A2 Light-emitting device and image forming apparatus using the same
11/27/1996EP0744110A1 Correcting angle of optical image for improving efficiency of facsimile encoding
11/27/1996EP0744109A1 Communication method and apparatus
11/27/1996EP0744087A1 Smart phone
11/27/1996EP0408728B1 Digital halftoning with error diffusion
11/27/1996CN1136744A Common paper colour facsimile apparatus
11/27/1996CN1136686A Data processing device with drawer and image read-out head or print head