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| Number | Title | Issue Date |
| 7884971 | Multiplied pulse generation device, multiplied pulse generation method, image forming apparatus, and image reading apparatus In a multiplied pulse generation device, a detection signal is outputted every time a driven object is driven by a specific amount. An actual cycle indicating a time interval between the detection signal and a previous detection signal is measured. An estimated cycl... | 02/08/2011 |
| 7528995 | Synchronization signal generator and image forming apparatus An image forming apparatus using a synchronization signal generator can easily generate a pixel clock that enables both a magnification correction in a main scanning direction and a correction of expansion and contraction of pixel width in the main scanning directio... | 05/05/2009 |
| 7420715 | Method and system for promoting scanning speed In accordance with the present invention, a method and a system for promoting scanning speed are provided. The method comprises steps of determining a transmission rate of a transit interface, adjusting system clock responsive to the transmission rate of the transit... | 09/02/2008 |
| 7421048 | System and method for multimedia delivery in a wireless environment A multimedia processing system and method thereof are provided. The system and method provide for synchronizing a first clock of a multimedia decoder of a first multimedia processing device to a second clock of a multimedia encoder of a second multimedia processing ... | 09/02/2008 |
| 7408679 | Method, system and program product for multiple pel print quality enhancement Disclosed is a method, system and program product for performing multiple-pel print quality enhancement (PQE). As in known methods of PQE, a determination is made of an adjusted sub-pulse value of each pel of an image. In accordance with embodiments of the present i... | 08/05/2008 |
| 7365871 | Apparatus for capturing, converting and transmitting a visual image signal via a digital transmission system An image capture, conversion, compression, storage and transmission system provides a data signal representing the image in a format and protocol capable of being transmitted over any of a plurality of readily available transmission systems and received by readily a... | 04/29/2008 |
| 7327379 | Pixel clock and pulse-modulation-signal generating device, optical scanner, and image forming apparatus A pixel clock and pulse-modulation-signal generating device includes a high-frequency-clock generating unit that generates a high-frequency clock; a modulation-data generating unit that generates, based on pixel control data that specifies a pixel length and image d... | 02/05/2008 |
| 7315599 | Skew correction circuit A skew correction circuit includes a first circuit and a second circuit. The first circuit generates at least one pulse train signal in response to a data bit signal and a first strobe signal. A duty cycle of the pulse train signal is indicative of a degree of skew ... | 01/01/2008 |
| 7312467 | Device and method for reading out X-ray information stored in a storage phosphor layer An apparatus and associated method for reading out X-ray information of an X-ray picture stored in a phosphor layer includes: an irradiation device for irradiating the phosphor layer with a stimulating light beam to be moved along a line over the phosphor layer, and... | 12/25/2007 |
| 7278094 | Variable text processing for an electronic press A software system is useful for generating a page file from a template file and database entries. The database entries are representative of variable information and the template file includes data designating a variable text area. The software system includes a com... | 10/02/2007 |
| 7271843 | Method and apparatus for analyzing a digitally converted analogue signal A method for obtaining line synchronization information items from a video signal is proposed. The inventive method is based on convolving the relevant part of an analogue video line signal with a pattern function. The result of the convolution operation is further ... | 09/18/2007 |
| 7237872 | High resolution multicolor ink jet printer A high resolution ink jet printer includes a rotating drum and a pair of ink jet heads scanned along a substrate carried by the drum in a direction parallel to the axis of the drum. The heads are driven by a lead screw coupled to the drum drive shaft and a control u... | 07/03/2007 |
| 7202978 | Facsimile telecommunications system and method A system and method for facilitating facsimile transmissions has one or more store and forward facilities. The store and forward facilities include a computer for controlling operations and mass data storage equipment. Subscriber mailboxes are provided as part of th... | 04/10/2007 |
| 7154640 | Multi-beam scanning apparatus and image forming apparatus using the same This invention is to obtain a multi-beam scanning apparatus which always executes synchronization detection at the same timing to prevent any jitter, and an image forming apparatus using the apparatus. In a multi-beam scanning apparatus which guides a plurality of l... | 12/26/2006 |
| 7075674 | Image recording apparatus When correction data is set, a CPU 3 reads out the correction data from an EEPROM 8 through strobe signal lines STB1-N to STB4-N and supplies it as print data signals DATA3 to DATA0 to an LED driver IC 6. When the dri... | 07/11/2006 |
| 7068397 | Image forming apparatus and image reading device for use in the apparatus An image forming apparatus which forms an image on a recording material, which has: a writing section to write according to the image data; an oscillator to generate a synchronized synchronizing clock signal; a spreading clock generator to spread the band of a synch... | 06/27/2006 |
| 7007193 | Method and system for reconstructing data serially arranged on a magnetic tape track A RAID or RAIT type data storage array such as a single tape RAIT includes storage elements storing data blocks and a parity block based on the data blocks. The array reads the data blocks sequentially from respective storage devices. The array determines if any of ... | 02/28/2006 |
| 6985266 | Printer of a new type A printer comprises, from upstream to downstream, a loader for articles to be printed, a printing device and transfer elements to direct sequentially the articles from the outlet of the loader to the printing device and from the printing device toward collection ele... | 01/10/2006 |
| 6908175 | Printing apparatus and print control method This invention provides a low-cost printing apparatus and print control method capable of high-quality printing even in the use of a data buffer smaller in capacity than print data necessary for printing by one scanning of a printhead. According to this method, in p... | 06/21/2005 |
| 6903847 | Image reading apparatus An image reading apparatus according to the present invention allows the period of generation of a load signal NRD, the load value in counter circuits 21 and 31, and the comparative value in pulse generator circuits 22 and 32 to be change... | 06/07/2005 |
| 6608703 | Data receiving device, data transmitting apparatus, data transmitting method, and image forming apparatus When serial data 110, which includes synchronous data 110A and effective data 110B, is received, a hold signal 130 is set at "1" and the PLL control is stopped while the effective data 110B is being received. As a result, low-cost, high-speed data transmi... | 08/19/2003 |
| 6600575 | Clock supply circuit A clock dividing section receives a system clock and generates and outputs clock signals of two or more types. Selectors select any of the clock signals of two or more types outputted by the clock dividing section and feed it to a printing control block o... | 07/29/2003 |
| 6259829 | Check Reading apparatus and method utilizing sync tags for image matching A method for identifying image data bits, especially where the image data is to be reliably co-identified with collateral document has been disclosed. Such "identification-bits" should be carried with the image data through various stages of processing, s... | 07/10/2001 |
| 5973574 | Oscillator system with corrective frequency modulation A stabilized frequency oscillating circuit outputs a pixel clock signal to an image scanner for controlling pixel rate at various writing positions along a scan line. The circuit includes a synchronization circuit having a first control signal component o... | 10/26/1999 |
| 5959682 | Data segment sync detection circuit and method thereof A circuit for detecting a data segment sync signal of data segment consisting of a plurality of symbols in a high-definition television, includes a correlator for detecting a correlation value from a received data segment signal, a segment integrator for ... | 09/28/1999 |
| 5959745 | Transmission mechanism for an image information reading apparatus A simplified transmission mechanism is provided for an image information apparatus. The transmission mechanism mainly includes a first pair of supports for guiding an illuminating unit, a second pair of supports beneath and parallel to the first pair of s... | 09/28/1999 |
| 5790164 | Image scanning and writing apparatus which uses different synchronizing signals for scanning and writing A method and apparatus which writes image information into a memory and reads the image information out of the memory using different synchronizing signals. A first synchronizing signal which is used to write scanned image data into the memory is generate... | 08/04/1998 |
| 5726776 | Method and arrangement for synchronizing the image recordings of monochrome and color recordings by means of light-sensitive sensors The invention relates to a method and to an arrangement for the synchronization of the image recording of monochrome recordings and color recordings with photosensitive line sensors. A line-scanning pattern is generated by a programmable counter arrangeme... | 03/10/1998 |
| 5671069 | Pixel clock generator A pixel clock generator in which the frequency of a pixel clock signal is changed over for every scanning face prior to start of image record scanning, comprises a first scanning time detection circuit for detecting scanning period of time from the start ... | 09/23/1997 |
| 5610721 | Image forming apparatus for forming an image in synchronization with a vertical synchronizing signal In response to a vertical synchronizing signal generated from a vertical synchronizing signal generator, a microcomputer forms a predetermined image on a print sheet using a printer head on the basis of image data applied from an image memory. The microco... | 03/11/1997 |
| 5481371 | Image reading device having variable internal synronization setting control An image reading device has a photoelectric transducer for scanning an image to read it line by line and converting the resulting optical data to an electric signal. A driver drives the photoelectric transducer in response to a synchronizing signal. An in... | 01/02/1996 |
| 5477330 | Synchronization to a start-of-scan detection, and digital generation of variable frequencies, from a fixed-frequency fixed-phase frequency source in an image generator in order to highly accurately time the placement of pixels upon a scan line A highly accurate and stable, but continuous fixed-phase fixed-frequency, quartz crystal oscillator frequency source, typically of 80 Mhz frequency, is used as the primary frequency standard for (i) synchronized, and (ii) variable, pixel placement timing ... | 12/19/1995 |
| 5471314 | Line start synchronizer for raster scanner A reliable, low cost system for generating precisely aligned pixel clock and index signals for a digital scanning or printing system is based on the use of a phase locked loop multiplier to generate a sampling clock precisely synchronized to the drum posi... | 11/28/1995 |
| 5381244 | Image reading system using an interruption of a pulse train to adjust a scanning period An image reading system including a charge storing type image sensor drives a manuscript or an image sensor in accordance with a driving pulse from a driving unit. A speed of the driving pulse from the driving unit is determined by a speed setting unit, d... | 01/10/1995 |
| 5303065 | Asynchronous, noncontinuous video clock apparatus The present invention is a clock signal apparatus for a document scanner that only produces a clock signal when pixel data is output. The apparatus includes a timing and control unit 94 that not only controls the sensor analog output process along with th... | 04/12/1994 |
| 5291526 | Digital signal reproducing apparatus for reducing influence by jitter A fundamental period calculation circuit calculates a fundamental period in accordance with a plurality of pulses including reproduction target pulses included in binary reproduced output signal pulses sequentially input as digital signal pulses to be rep... | 03/01/1994 |
| 5283662 | Image reading apparatus controllable by external apparatus In an image reading apparatus, a signal generator generates a clock signal having a predetermined frequency, and generates a horizontal synchronizing signal in synchronous with the clock signal, and an image sensor reads a document image by scanning the d... | 02/01/1994 |
| 5224129 | Method of synchronizing signals of a pulse generator A digital architecture for a pulse generator provides a method of synchronizing signals of the pulse generator. The pulse generator has a timebase card, a microprocessor and a plurality of pulse cards. The microprocessor controls the parameters of the tim... | 06/29/1993 |
| 5184226 | Digital video pulse width and position modulator A digital electronics system for generating pulses from a series of data words incluidng RAM lookup tables for translating the series of data words into a series of pulse attribute words, where each pulse attribute word includes information for controllin... | 02/02/1993 |
| 5177626 | Image reading apparatus for reading a document at a speed corresponding to the document reading density A document reading apparatus including a document reading unit for optically reading an image of a document, a document transfer unit for transferring the reading unit at a speed corresponding to the document reading density, and a pulse motor for driving... | 01/05/1993 |
