39th week of 2009 patent applcation highlights part 32 |
Patent application number | Title | Published |
20090238523 | Holder, fusion-splicing apparatus, and manufacturing method of optical connector - A holder capable of protecting an optical connector ferrule from an external shock, or the like and executing a fusion-splice of a short optical fiber not to take out the optical connector ferrule from the holder is obtained. | 2009-09-24 |
20090238524 | Apparatus for Thermal Connection of Optical Fibers, and Method for Thermal Connection of Optical Fibers - Disclosed is an apparatus for thermal connection of at least two optical fibers having a first positioning unit associated with the first optical fibers and a second positioning unit associated with the second optical fibers. The positioning units move ends of the first and of the second optical fibers relative to one another to a position which allows thermal connection. The apparatus also has a heat source with a first component and a second component which are arranged along an axis. An observation device is used to determine the distance of the end of at least one of the at least two optical fibers from the axis. The observation device is coupled to a control apparatus that adjusts at least one control parameter for the heat source as a function of the determined distance. | 2009-09-24 |
20090238525 | PRODUCTION METHOD OF PREFORM OF PLASTIC OPTICAL MEMBER AND PLASTIC OPTICAL FIBER - Polymerizable composition, whose main component is MMA, is injected into a clad tube ( | 2009-09-24 |
20090238526 | OPTICAL TRANSMISSION FIBER WITH THERMAL MANAGEMENT FOR HIGH POWER APPLICATIONS - An optical transmission fiber including a core having a first index of refraction, a cladding material located around the core and having a second index of refraction less than the first index of refraction, a first coating material located around a first portion of the cladding material and having a third index of refraction greater than the second index of refraction, and a second coating material located around a second portion of the cladding material and having a fourth index of refraction less than the second index of refraction. | 2009-09-24 |
20090238527 | RING FLASH ADAPTER - A ring flash adapter of the flash uses a clamping device attached to the external flash of the camera, and using the lightguide ( | 2009-09-24 |
20090238528 | METHODS FOR FABRICATING COLOR-CENTER-BASED QUANTUM COMPUTER ARCHITECTURES - Various embodiments of the present invention are directed to color-center-based quantum computer architectures that are both scalable and defect tolerant and to methods for fabricating color-center-based quantum computer architectures. In one embodiment of the present invention, a node of a quantum computer architecture comprises a first photonic device configured to transmit electromagnetic waves, a color center embedded in diamond and coupled to the first photonic device, and a switch located between the first photonic device and a bus waveguide. The switch can be configured to selectively control transmission of electromagnetic waves between the bus waveguide and the color center. | 2009-09-24 |
20090238529 | Fiber optic splitter carrier - A carrier for a fiber optic cable splitter having a fastener and orienting a cable splitter is disclosed. A fiber distribution hub having a mounting plate with a fiber optic cable splitter carrier and splitter attached and a method of installing fiber optic cable in a fiber distribution hub are also disclosed. | 2009-09-24 |
20090238530 | Universal fiber distribution hub - A fiber distribution assembly includes a fiber distribution hub for housing a plurality of feeder fiber optic cables and distribution fiber optic cables. The fiber distribution hub is adapted for mounting in a telecommunications pedestal. A method of using a fiber distribution hub adapted for a plurality of different mounting configurations is also disclosed. The method includes offering for sale the fiber distribution hub for use in any one of the plurality of different mounting configurations. | 2009-09-24 |
20090238531 | WALL BOX ADAPTED TO BE MOUNTED AT A MID-SPAN ACCESS LOCATION OF A TELECOMMUNICATIONS CABLE - A wall box includes an enclosure having a base and a cover connected to the base. The base and the cover enclose an interior region. The wall box further includes a plurality of fiber optic adapters mounted to the enclosure. The fiber optic adapters include an inner port positioned inside the interior region and an outer port positioned at an outer surface of the enclosure. A tray stack is mounted within the interior region. The tray stack includes a tray mount pivotally connected to the enclosure. The tray mount includes a top surface and an oppositely disposed bottom surface. A first splice tray mounting area is disposed on the top surface and a second splice tray mounting area is disposed on the bottom surface. A plurality of trays is disposed in the first splice tray mounting area. A tray is disposed in the second splice tray mounting area. | 2009-09-24 |
20090238532 | Telecommunication rack unit tray - An interface panel that mounts to a telecommunications rack. The interface panel including a splicing arrangement and a splitter module. The interface panel further including a fixed tray to which each of the splicing arrangement and the splitter module mounts. The splicing arrangement and the splitter module each having a sliding mounting arrangement that provides access to the functional splicing and splitting components. | 2009-09-24 |
20090238533 | HIGH DENSITY TELECOMMUNICATIONS CHASSIS WITH CABLE MANAGEMENT STRUCTURE - A telecommunications chassis is disclosed herein. The chassis includes a housing defining a front end, a rear end and an interior, the chassis housing telecommunications equipment within the interior, cables connected to the telecommunications equipment configured to exit through the rear end. The housing is configured for mounting to a telecommunications rack and being movable relative to the rack between a closed position and an open position. A cable management structure is mounted between the housing and the rack, the cable management structure configured to move the cables exiting the rear of the housing upwardly, out of the way of the housing when the housing is moved from the open position toward the closed position. | 2009-09-24 |
20090238534 | CABLE PULLING ASSEMBLY - A cable pulling assembly includes a pulling sleeve, which includes a bore, and a base assembly. The base assembly is selectively engaged with the bore of the pulling sleeve. The base assembly includes a first base member and a second base member. The first and second base members cooperatively define a cable channel. The cable channel includes a plurality of gripping protrusions. A method of assembling a cable pulling assembly includes inserting a portion of a cable into a first channel of a first base member of a base assembly. The first channel in friction fit engagement with the cable. A second base member of the base assembly is engaged to the first base member. The second base member defines a second channel. A connectorized end of the cable is inserted into a bore of a pulling sleeve. The base assembly is engaged to the pulling sleeve. | 2009-09-24 |
20090238535 | MERGING VIDEO WITH TIME-DECIMATED HIGH-RESOLUTION IMAGERY TO FORM HIGH-RESOLUTION VIDEO FRAMES - Apparatus and methods for generating a shutter-time compensated high spatial resolution (HR) image output by enhancing lower spatial resolution (LR) video images with information obtained from higher spatial resolution still images which are temporally decimated. Super-resolved images and LR SAD information is generated from the LR images and used for directing the extracting of information from the temporally decimated HR images to enhance the spatial resolution of the LR images in a blending process. By way of example blending can comprise: motion estimation, motion compensation of a temporally displaced HR still images and a super-resolved (SR) image input, transformation (e.g., DCT), generating motion error output, blending motion compensated images in response to LR motion error information; inverse-transformation into a shutter-time compensated HR video image output. Accordingly, a more cost effective solution is taught for obtaining a desired shutter time and video resolution. | 2009-09-24 |
20090238536 | METHOD AND APPARATUS FOR REPLACEMENT OF AUDIO DATA IN RECORDED AUDIO/VIDEO STREAM - A method for replacing audio data within a recorded audio/video stream is presented. In the method, a first audio/video stream including audio data, video data, and supplemental data is stored. Location information is received which references the supplemental data to identify a location within the first audio/video stream. The location information is received in a data file separately from the first audio/video stream. Also received is an audio data segment. At least a portion of the audio data of the first audio/video stream is replaced at the identified location with the audio data segment to produce a second audio/video stream. At least a portion of the second audio/video stream is then transferred for presentation. | 2009-09-24 |
20090238537 | VIDEO RECORDING APPOINTMENT SYSTEM, AND DISPLAY DEVICE - A video recording appointment system includes a plurality of video recording devices and a display device. The display devices is connected to the plurality of video recording devices by corresponding cables. When the display device receives a remote control signal related to video recording appointment, it queries the plurality of video recording devices, via the cables, as to whether or not they have antennas connected to them. Upon receipt of this query, each of the plurality of video recording devices checks whether or not it is connected to an antenna. And each of the plurality of video recording devices returns the result of this checking to the display device via its corresponding cable. Then the display device displays device specification information upon its screen on the basis of these check results which have been returned. | 2009-09-24 |
20090238538 | SYSTEM AND METHOD FOR AUTOMATED COMPILATION AND EDITING OF PERSONALIZED VIDEOS INCLUDING ARCHIVED HISTORICAL CONTENT AND PERSONAL CONTENT - A personalized video system that combines user-supplied data and digital visual images or view with stored archival stock video footage and popular music works of the last century to generate a personalized life story documentary movie. The personalized video system gathers input from the user about the recipient such as age, gender, and relationship to the user and allows the user to upload personal digital images or video of the recipient. The user then inputs the dates of each digital image or video uploaded so that the personalized video system can chronologically order the items in the video. The personalized video system combines the user-supplied information and digital media with archived stock video footage of significant events and famous personalities to place the recipient's life story in a historical context. The personalized video system also provides a music soundtrack and synchronizes the display of the digital media and archived footage to the selected soundtrack. One embodiment allows the user to upload birth certificates, marriage certificates, newspaper clippings or other digitally scanned material for use in the video. Another embodiment allows the user to record or upload a voiceover narrative, sound effects or other audio content. | 2009-09-24 |
20090238539 | Recording Apparatus, Recording Method, and Recording Program, and Image Capturing Apparatus, Image Capturing Method, and Image Capturing Program - To allow AV data created after the start of recording until the end of recoding to be easily continuously recorded and reproduced for a long time as a file. A stream of which AV data have been multiplexed is recorded to a file in the unit of a packet. When the file size exceeds 2 GB with the next packet that is recorded, record control is performed such that the time of the last end of audio data of the current file matches the time of the beginning of audio data of the next file to which the stream is recorded, the current file is closed, and seamless connection that denotes that the closed file and the next file to which the stream is recorded are connected such that audio data do not overlap is set. A file is newly created and the stream is continuously recorded thereto. The recording of the file is stopped according to a stop operation. When the recording is performed for a long time, a file is automatically divided. Upon reproducing, files in which the stream has been recorded for a long time can be continuously reproduced without causing the user to recognize the division of the file. | 2009-09-24 |
20090238540 | SYSTEM AND METHOD FOR PRODUCING MEDICAL IMAGE DATA ONTO PORTABLE DIGITAL RECORDING MEDIA - This application discloses a system for recording medical image data for production on a portable digital recording medium such as CDs and DVDs. This system includes a receiving module, a processing module and an output module, with viewing program for viewing medical image data stored on the portable digital recording medium. It also discloses a method of storing medical image data on a portable digital recording medium, including the steps of receiving the medical image data, processing the data and storing the data on the portable digital recording medium, with a viewing program for viewing medical image data stored on the portable digital recording medium. It further discloses a method of selecting medical image data for recording on a portable digital recording medium, including the steps of connecting a browsing terminal to a computer database that stores the medical image data, selecting a first set of the medical image data from the computer database, and recording the selected first set of medical image data on the portable digital medium, with a viewing program for viewing the medical image data stored on the portable digital recording medium. It also discloses the method and system of retrieving medical image data that are related to the received/selected original medical image data, and recording the original and related medical image data on a portable digital recording medium. | 2009-09-24 |
20090238541 | TALKING REPLAY - A method for broadcasting a pre-recorded audio stream together with a video instant replay during a live event being broadcast, comprising, recording, prior to the live event, the comments of individuals who will be participating in the live event, transferring the recorded audio stream comments to an audio bank, accessing the audio stream during the live event, synchronizing the audio stream with a video instant replay of a portion of the live event, and broadcasting the synchronized prerecorded audio stream and video instant replay. | 2009-09-24 |
20090238542 | CAPTURING EVENT INFORMATION USING A DIGITAL VIDEO CAMERA - An event aware video system (EAVS) is to capture video frames during a first time period and process event portion of the video frames before transferring the processed data to a central computing system. The EAVS may establish a present no-event frame from the video frames, wherein a last frame of the video frames is marked as the present no-event frame if the difference between adjacent pair of frames of the video frames is less than a threshold value. The EVAS may establish an event frame, wherein a present frame captured after establishing the no-event frame is marked as the event frame if the difference between the present frame and a previous frame captured prior to the present frame is greater than the threshold value. The EAVS may generate the processed data by processing the event of the event frame. | 2009-09-24 |
20090238543 | Local Recording of Previously Aired Programming - In accordance with one or more aspects, a request to locally record at least a portion of a program aired over an IP-based network is received. In response to the request a network buffer at which previously aired programs have been temporarily stored is accessed over the IP-based network. The requested portion is downloaded over the IP-based network from the network buffer to a local storage device. In accordance with additional aspects, information identifying a popularity of each of multiple programs being aired can be obtained. Based on the information, one or more highly popular programs of the multiple programs are identified. Additionally, a request is sent to each of multiple client devices for the client device to download the one or more highly popular programs after the one or more highly popular programs have aired. | 2009-09-24 |
20090238544 | Video greeting card - The Video Greeting Card is a Greeting Card/Invitation that has a video/multi media monitor/player and screen attached into the card. Whether it's a birthday, holiday, seasonal, anniversary, humor, wedding invitation, business card or any type of card—upon receiving the greeting card, a video is ready to play and replay. An example would be when sending a “Birthday Card”, instead of just the words and message, the card will have a video which will play a video wishing the receiver a Happy Birthday. The video imagine sent can be a personal video that conveys your intentions in a truly personal manner or even down loaded from the internet. Imagine instead of sending/receiving the “Family Christmas Letter”, you can send it in video form. | 2009-09-24 |
20090238545 | REPRODUCING DEVICE AND PROGRAM - A reproducing device includes: a user setting storage unit storing user setting preference information set by a user; a reproduction control storage unit storing reproduction-control-use preference information for controlling reproduction of a video content; a BD-J module executing an application together with reproduction of the video content recorded on a recording medium, such as a BD-ROM; a detection module (i) detecting whether the BD-ROM is mounted and, (ii) when the BD-ROM is mounted after once being removed, determining whether to continue, together with reproduction of the mounted BD-ROM, the execution of the application which was executed before the removal; and a password preference information setting module causing a reproduction control storage unit to store the user setting preference information as the reproduction-control-use preference information, when an application termination instruction is received from the user, or when continuation of the execution is determined. | 2009-09-24 |
20090238546 | Stereoscopic viewing device and method of displaying stereoscopic images - A stereoscopic viewer includes a transverse rack; left and right sections comprising a fixed eyepiece, a turn plate, a pinion engaging teeth of the track and rotatably disposed on the turn plate, and an objective rotatably disposed on the pinion; and an adjustment screw engaging the teeth of the rack. A first beam of light coming from one of human eyes reaching and being reflected by the eyepiece of the left section, reaching and being reflected by the objective of the left section, and projects onto a left portion of a display. A second beam of light coming from the other one of the human eyes reaching and being reflected by the eyepiece of the right section, reaching and being reflected by the objective of the right section, and projects onto a right portion of the display. A 3-D image is given to the human eyes on the display. | 2009-09-24 |
20090238547 | HEATABLE FLUID LINE WITH A HEATING POWER WHICH CAN BE SET - The present invention relates to a fluid line for conducting and heating a medium, having a heating line comprising a conduit and an electrical heating element which is assigned to the conduit. In this case, a particular heating power per unit length can be set, the heating element comprising at least three heating conductors which run along the conduit. The ends of the heating conductors are connected to one another and can be connected to a supply voltage in such a manner that a plurality of heating conductors are connected in series and/or in parallel such that, for a particular supply voltage, the heating power of the fluid line is determined by the total resistance of the heating conductors. | 2009-09-24 |
20090238548 | Method and apparatus for elliciting attention for photography - A method for the challenging problem of eliciting the attention of dynamic subjects such as small children for the purposes of photography is disclosed herein. Specifically, we disclose an inexpensive, quickly deployable, and flexible device that can be used with a wide variety of recording devices available on the market. One embodiment of the invention discloses an attachment that can engage with the threaded tripod mount hole that is found as a feature on most current modern cameras, allowing an attention-attracting object, such as a child's toy, to be suspended from a camera, thereby allowing the photographer to elicit the gaze and attention of the subject and operate the camera with both hands, which provides considerable stability. Another embodiment of the invention discloses a re-attachment means for the attention-eliciting device, allowing the photographer to quickly swap the attention-attracting object and customize it to the situation and subject. | 2009-09-24 |
20090238549 | AUTOFOCUS SYSTEM - Pattern data for specifying a face image of a person is registered in a pattern data storage unit 32 of a tracking device 16. When a face recognition auto-tracking mode is selected, a face image coinciding with the registered pattern data is detected, and an AF area is set to track the face image. | 2009-09-24 |
20090238550 | AUTOFOCUS SYSTEM - When it is detected that a tracking target disappears in an image range in the course of tracking the tracking target, which is a registration pattern selected as a target to be tracked from among registration patterns, an autofocus is disabled. Thereafter, the autofocus is kept being disabled even if it is detected that the tracking target having the selected registration pattern appears in the image range. Alternatively, when the tracking target disappears in the image range in the course of tracking the tracking target, the autofocus is disabled, and thereafter when the tracking target having the registration pattern appears in the image range, it is started to track the tracking target having the registration pattern. | 2009-09-24 |
20090238551 | Focus Detection Apparatus and Focus Detection Method - This invention includes accumulation units ( | 2009-09-24 |
20090238552 | IMAGE CAPTURING LENS SYSTEM - Disclosed is an image capturing lens system. The image capturing lens system includes an image capturing lens group having a plurality of lenses and a phase mask located in the image capturing lens group. The phase mask may satisfy phase mask functions that are defined with respect to x and y axes such that a modulation transfer function (MTF) of light is uniformized. | 2009-09-24 |
20090238553 | Interchangeable lens type camera system and camera body - An interchangeable lens type camera system includes a camera body and an interchangeable lens mountable to the camera body. An error detector detects whether a communication error occurs between a communication unit of the camera body and a communication unit of the interchangeable lens. A display unit displays a first error handling message when the error detector detects the communication error at a time of activation of the interchangeable lens, and displays a second error handling message when the error detector detects the communication error after activation of the interchangeable lens. | 2009-09-24 |
20090238554 | SHUTTER DEVICE AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A shutter device includes first and second shutter blades, a shutter base plate rotatably supporting the first and second shutter blades, a partition plate arranged between the first and second shutter blades supported by the shutter base plate, and a cover plate fixed to the shutter base plate while the first and second shutter blades are supported by the shutter base plate and the partition plate is arranged between the first and second shutter blades. The first and second shutter blades, the partition plate, and the cover plate have conductivity. The cover plate is electrically connected to the partition plate. The cover plate has a potential at a ground level. | 2009-09-24 |
20090238555 | PROTECTING ASSEMBLY FOR A CAMERA - A protecting assembly ( | 2009-09-24 |
20090238556 | OPTICAL SIGNAL DIVISION TRANSMISSION SYSTEM, OPTICAL TRANSMITTER, OPTICAL RECEIVER, AND OPTICAL SIGNAL DIVISION TRANSMISSION METHOD - An optical signal division transmission system in which an input optical signal is divided into N parts (termed as “N-part optical signals”) and transmitted at a transmission rate of 1/N, wherein an additional optical wave path is provided separately from an optical wave paths for transmitting said N-part optical signals, and even if a malfunction occurs in any one of said optical wave paths for transmitting said N-part optical signals, transmission of said N-part optical signals is continued, using said additional optical wave path. | 2009-09-24 |
20090238557 | Self-Calibrating Integrated Photonic Circuit and Method of Control Thereof - A self-calibrating integrated photonic circuit and a method of controlling the same. In one embodiment, the circuit includes: (1) a substrate, (2) a laser located on the substrate and configured to produce source light at an output frequency, (3) a laser alignment sensor located on the substrate and including: (3a) a reference optical resonator configured to receive the source light, have a null proximate a predetermined center frequency and provide output light as a function of a relationship between the output frequency and the center frequency and (3b) a photodetector configured to provide an electrical signal of a magnitude that is based on the output light and (4) a calibration controller located on the substrate, coupled to the photodetector and configured to adjust the output frequency based on the magnitude. | 2009-09-24 |
20090238558 | STATION TERMINAL DEVICE, COMMUNICATION SYSTEM, SUBSCRIBER DEVICE MANAGEMENT METHOD, AND RECORDING MEDIUM RECORDING PROGRAM FOR STATION TERMINAL DEVICE - In a conventional art, ONUs in services are significantly affected even when just one ONU is activated, and thus a communication bandwidth fails to be effectively utilized. To address this, an OLT includes a first distance information storing unit that stores information on the distance to an ONU in association with identification information which identifies the ONU (ONUi), and by using the distance information stored in the first distance information storing unit, an activation control unit controls activation of the ONUi. | 2009-09-24 |
20090238559 | Monitoring method for a passive optical network - The invention relates to a method for monitoring a passive optical network ( | 2009-09-24 |
20090238560 | Systems and Methods for Determining an AC/DC Cross-Calibration Coefficient - A first signal shaper generates a first signal having a first asymmetry. A second signal shaper generates a second signal having a second asymmetry different from the first asymmetry. The first and second signals have approximately the same peak-to-peak amplitude. An AC measurement element acquires a first scaled representation of the shape of the first signal and a second scaled representation of the shape of the second signal. A DC measurement element receives the first signal and the second signal and generates a first value responsive to the first signal and a second value responsive to the second signal. A processor calculates a first factor responsive to the shape of the first signal and a second factor responsive to the shape of the second signal. The processor applies the first and second factors and the first and second values in a function that generates the AC/DC cross-calibration coefficient. | 2009-09-24 |
20090238561 | Method and apparatus for measuring quality of traffic performance in a passive optical network (PON) - Systems and methods for measuring and reporting the performance of communications traffic in a Passive Optical Network (PON) are disclosed. According to the disclosed embodiments, the PON network may include an Optical Line Terminal (OLT) and multiple Optical Network Terminals (ONTs) downstream of the OLT. By aggregating multicast communications traffic received by the ONTs at a point downstream of the ONTs, selectively accessing the aggregated communications traffic, collecting information representative of performance of each selected communications traffic, and reporting the collected information upstream to a network management node, communications traffic in the PON network may be tested in both downstream and upstream directions. Advantages provided by the disclosed embodiments include simplification of the testing process by consolidating all performance reports in one place, enabling more flexible testing, and creating value from the collected information, such as by using the collected information in conjunction with simulation tools during customer deployment. | 2009-09-24 |
20090238562 | OPTICAL TRANSMISSION APPARATUS, SUBSCRIBER APPARATUS AND OPTICAL COMMUNICATION SYSTEM - An optical transmission apparatus communicable with a plurality of subscriber including a delay measuring part for detecting a response delay time from each subscriber based on reception timing of the delay measurement response optical packet, a detection part for detecting a received optical level of the delay measurement response optical packet received by the reception part and a state determination part for determining quality of an optical transmission state between the optical transmission apparatus and each subscriber based on the received optical level of the delay measurement response optical packet of each of the plurality of subscribers. | 2009-09-24 |
20090238563 | Optical Signal Transmission Apparatus - There is provided an optical signal transmission apparatus having a stable dispersion compensation function without unnecessarily controlling a compensation value even when a main signal quality is deteriorated due to a factor other than dispersion or in the case of a transmission failure. When it is determined that a signal quality is deteriorated due to dispersion of a fiber by determining a control mode of a variable dispersion compensator by means of optical noise information and received power information in addition to bit error information of a received signal, a compensation value of the variable dispersion compensator is varied and a compensation value other than the dispersion of the optical fiber is held to an existing set value. | 2009-09-24 |
20090238564 | PROTECTION DEVICE FOR REMOVING SIGNAL INTERFERENCE IN A PASSIVE OPTICAL NETWORK - The invention relates to a protection device for removing signal interference in a passive optical network, in which a central optical cable ( | 2009-09-24 |
20090238565 | OPTICAL SWITCH WITH POWER EQUALIZATION - An optical intensity control system for use with an optical switch providing individual signal paths between input and output ports. The system has a optical splitters connectable to output multiplexers of the switch and also has variable optical intensity controllers (VOICs) for insertion into the individual signal paths. The VOICs individually control the intensity of optical signals present in the signal paths in accordance with intensity control signals. An equalizer is connected to the splitters and to the VOICs, for producing an estimate of the optical power of each individual switched optical signal and generating the intensity control signals. The equalizer is adapted to controllably isolate individual switched optical signals. In this way, individual and independent control of the power on each optical channel is provided, wavelength-dependent losses introduced by all the devices in the switch including the WDM devices at the output of the switch are accounted for and one optical coupler is required for each output optical fiber. Coarse equalization may be provided for each multiplexed optical signal either at the switch input or output, permitting a reduction in the dynamic range over which the VOICs inside the switch are required to operate. | 2009-09-24 |
20090238566 | Radio-Access Method, Related Radio Base Station, Mobile-Radio Network and Computer-Program Product Using an Assignment Scheme for Antennas' Sectors - A radio base station for a mobile radio network, includes a set of remote units connected with the radio base station, preferably via a radio over fibre arrangement. Each remote unit provides radio cell coverage by means of a set of communication channels, and is equipped with a respective set of antenna elements. The communication channels are distributed over the antenna elements according to an assignment scheme that is dynamically variable. | 2009-09-24 |
20090238567 | Electrical Ring Distribution Interface for an Optical Transceiver - A ring connection system and method are provided for distributing signals in an optical-to-electrical interface. The method electrically connects a plurality of nodes in a series-connected ring, and receives an optical signal at a first node from a service provider. The method converts the optical signal to an electrical signal, and distributes the electrical signal via the ring. At each node, the electrical signal is supplied from a customer interface. Typically, each node has a plurality of customer interfaces. In one aspect, ITU-T G.984.3 Giagbit-capable Passive Optical Network (GPON) optical signals are received converted to a customer interface electrical signal such as an Ethernet, asynchronous transfer mode, or time division multiplexed signal. Electrically connecting the plurality of nodes in the series-connected ring includes: series connecting the nodes in a North ring; and, series connecting the nodes in a South ring, opposite in direction from the North ring. | 2009-09-24 |
20090238568 | Optical Shaping for Amplification in a Semiconductor Optical Amplifier - The present invention provides a system, apparatus, and method for efficient optical amplification and transmission of a data-encoded optical signal within a networking device, such as a transmitter or receiver. In various embodiments of the invention, an optical duobinary signal or hybrid duobinary signal is generated and shaped in preparation for amplification of the optical signal by an SOA. The deleterious impact of SOA fast gain dynamics may be reduced by taking advantage of characteristics of a duobinary or hybrid duobinary signal (e.g., a relatively lower pulse amplitude and no phase encoded data) and shaping the optical duobinary pulse (e.g., smoothing amplitude swings within the signal and spectral compression). | 2009-09-24 |
20090238569 | OPTICAL TRANSMISSION APPARATUS AND OPTICAL COMMUNICATION SYSTEM - An optical transmission apparatus is provided with an optical filter on a transmission line between a reception end of a transmission line and an OSC receiver. The optical filter has transmission characteristics such as to pass main signal light and optical supervisory channel light (OSC light), and to cut off noise light contained in at least one end portion band on a short wavelength side and a long wavelength side of an OSC transmission band used for reception of OSC light. By such a configuration, even in a case where the OSC light is Raman amplified and transmitted, the influence of noise light due to Raman amplification can be reduced, and OSC light can be received reliably, enabling high dependability to be realized. | 2009-09-24 |
20090238570 | TOPOLOGICALLY MULTIPLEXED OPTICAL DATA COMMUNICATION - Systems and methods for encoding information in the topology of superpositions of helical modes of light, and retrieving information from each of the superposed modes individually or in parallel. These methods can be applied to beams of light that already carry information through other channels, such as amplitude modulation or wavelength dispersive multiplexing, enabling such beams to be multiplexed and subsequently demultiplexed. The systems and methods of the present invention increase the number of data channels carried by a factor of the number of superposed helical modes. | 2009-09-24 |
20090238571 | OPTICAL TRANSMISSION SYSTEM AND METHOD FOR CHROMATIC DISPERSION COMPENSATION - An optical transmission system including an optical transmission path for transmitting WDM signals multiplexed different wavelength optical signals, the WDM signals including different bit rate optical signals or different modulation format optical signals; a repeater arranged in the optical transmission path, the repeater including a chromatic dispersion compensation unit for compensating chromatic dispersion compensation for the WDM signals; and a network management system including processes of determining a dispersion compensation ratio indicating the ratio with respect to the dispersion compensation amount at which the residual dispersion of the WDM signals are zero after transmission via the optical transmission path, on the bases of the mixture ratio of different optical signals included in the WDM signals, and variably setting the dispersion compensation amount for the in-line repeater according to the dispersion compensation ratio. | 2009-09-24 |
20090238572 | REMOTE CONTROL DEVICE AND REMOTE CONTROL SYSTEM - A remote control device controls a medical device or a medical control device for controlling the medical device by infrared light communication, and includes: an infrared light emission unit for emitting infrared light for performing infrared light communication; a control unit for allowing the infrared light emission unit to emit first infrared light for conveying control information for control of the medical device, and second infrared light conveying predetermined information and having a frequency different from that of the first infrared light; and an infrared light reception unit for receiving the infrared light emitted from the infrared light emission unit. The control unit determines whether or not the infrared light received by the infrared light reception unit is the second infrared light. | 2009-09-24 |
20090238573 | COMMUNICATION SYSTEM AND METHOD WITH GAIN CONTROL FOR SIGNALS FROM DISTRIBUTED ANTENNAS - An apparatus for gain control in a communication system is disclosed. The apparatus includes means for receiving at least one aggregate communications signal, the at least one aggregate communications signal comprising a summation of distributed communications signals, means for detecting at least a sample of a signal level of the at least one aggregate communications signal, and means for attenuating the signal level of the at least one aggregate communications signal based on the signal level sample. | 2009-09-24 |
20090238574 | APPARATUS AND METHOD FOR MONITORING OPTICAL GATE DEVICE, AND OPTICAL SWITCH SYSTEM - An optical gate device transmits or interrupts input light according to control information. The optical gate device includes a light-receiver that obtains input and output optical powers of the optical gate device, and a monitor that obtains optical input and output characteristics of the optical gate device based on the control information and the monitored input and output optical powers, the optical input and output characteristics being equivalent to a time the optical gate device is controlled in a transmitted state. | 2009-09-24 |
20090238575 | ULTRA HIGH-SPEED ADAPTIVE AND ALL-OPTICAL METHOD FOR DATA PACKET RATE MULTIPLICATION COMPATIBLE WITH MULTIPLE DATA RATES - The present invention relates to an adaptive and all-optical method for data packet rate multiplication compatible with multiple data rates and/or multiple communication protocols. By performing a real-time pulse width compression on an original electronic or optical packet from an end user or a network interface device, the method generates an optical packet having an identical rate with the original packet while the duration of each pulse being significantly reduced. Then, by eliminating any redundant idle time due to the pulse width compression, the method also shortens data period and thus makes the rate of packet multiplied. The present invention addresses the technical problem of limited data rate in EO/OE conversion as known in the prior art and solves fundamentally the interconnection and communication between networks or systems of different data rates and/or protocols. The method of the present invention thus enables the design of an ultrahigh rate all-optical communication system and network transparent in rate and protocol. | 2009-09-24 |
20090238576 | CHANGING HARDWARE SETTINGS BASED ON DATA PREAMBLE - The present invention provides a new and unique method and apparatus for a new data speed switching scheme for a wired data interface. The method features receiving high-speed serial data over a physical link using a first coding scheme in a receiver; receiving a transmission mode change signal transmitted with sequential information about a change in a data transmission mode of the receiver using a second coding scheme and switching the data transmission mode of the receiver in response thereto. The data transmission modes may include at least one low-power mode where no data transmission is possible and the receiver is powered down. The at least one low-power mode may include two different power down states, each having different wake-up times. The data transmission modes may also include at least one high speed mode where data transmission is possible and the receiver is on. The at least one high speed mode may include several high speed modes, each having different data transmission rates. | 2009-09-24 |
20090238577 | OPTICAL MODULE AND DATA COMMUNICATION SYSTEM INCLUDING THE OPTICAL MODULE - An optical module includes a fiber array, a laser diode array, a photodiode array and a micro-lens array. The fiber array includes optical fibers which are divided to a transmitter group and a receiver group. The laser diode array includes laser diodes which are grouped in a transmitter group. The photodiode array includes photodiodes which are divided to a monitor group and a receiver group. The laser diode array is provided between the fiber array and the photodiode array. The optical fibers of the transmitter group are optically aligned with the laser diodes of the transmitter group, respectively. The micro-lens array is provided between the laser diode array and the photodiode array, and optically aligns the laser diodes of the transmitter group and the optical fibers of the receiver group with the photodiodes of the monitor group and the photodiodes of the receiver group, respectively. | 2009-09-24 |
20090238578 | APPARATUS AND METHOD OF COMPENSATING FOR COMPACT DIGITAL DOMAIN CHROMATIC DISPERSION - A method and apparatus of compensating for compact digital domain chromatic dispersion. The distortion of an optical signal due to chromatic dispersion is compensated by a digital signal processing in the electrical domain, either prior to the optical transmitter or following the receiver. The circular coefficient approximation and sub-band processing reduce the amount of computations to execute a given level of chromatic dispersion compensation compared to a direct finite impulse response filter implementation. | 2009-09-24 |
20090238579 | Polarization Demultiplexing Optical Receiver Using Polarization Oversampling and Electronic Polarization Tracking - An optical receiver utilizes differential quadrature phase-shift keying (DQPSK) demodulation and electrical crosstalk rejection to relax requirements on filter misalignment with a carrier signal and to enable electronic polarization demultiplexing of optical signals. The optical receiver uses additional polarization state information when performing differential phase measurements on the optical signals. This provides information that ensures that data can be recovered by the optical receiver regardless of the state of polarization introduced during transmission of the optical signals. The optical receiver over samples the optical signals, which enables electrical polarization demultiplexing of the optical signals. The electrical crosstalk rejection provides a tracking algorithm that isolates received optical signals, and reduces crosstalk between data sequences. | 2009-09-24 |
20090238580 | PRE-EQUALIZED OPTICAL TRANSMITTER AND PRE-EQUALIZED OPTICAL TRANSMISSION SYSTEM - Provided is a pre-equalized optical transmitter, comprises: a laser source; a duo-binary pre-coder circuit; a pre-equalization circuit for applying an inverse function of chromatic dispersion; at least two D/A converters; and an optical field modulator comprising at least two input terminals for an electric signal. The pre-equalized optical transmitter: converts, by the duo-binary pre-coder circuit, a digital information signal of a predetermined symbol time to be transmitted into a digital complex signal including one sampling point per symbol; equalizes, by the pre-equalization circuit, degradation in transmission of the digital complex signal; converts, by the D/A converters, the equalized digital complex signal into an analogue signal; suppresses an analogue signal leaking outside a Nyquist bandwidth by at least 23 dB; modulates, by the optical field modulator, light output from the laser source with the analogue signal to generate a modulated optical field signal; and transmits the modulated optical field signal. | 2009-09-24 |
20090238581 | OPTICAL SIGNAL RECEIVING CIRCUIT - To solve problematic trade-off between a bandwidth and a in-band deviation in an optical signal receiving circuit of a gigabit order that is required to have a wide dynamic range, the optical signal receiving circuit has a current-voltage conversion circuit that receives as an input a current signal outputted from a photoelectric conversion circuit for receiving and converting an optical signal into a current signal and converts it into a voltage signal, and realizes the wide dynamic range by providing the current-voltage conversion circuit with an AGC function and a phase compensation function by MOS transistors and a capacitance. Further, by providing the current-voltage conversion circuit with a second phase compensation function by a MOS transistor and a capacitance, it is made possible for the optical signal receiving circuit to reduce the in-band deviation at the time of minimum gain while securing the bandwidth at the time of maximum gain. | 2009-09-24 |
20090238582 | Optical receiver - In an optical receiver, a light receiving element receives the optical packet signals and converts the optical packet signals to electrical signals. A bias voltage supply section supplies bias voltage to the light receiving element. A monitoring section monitors an input level of each optical packet signal or each electrical signal and transmits a monitored value to the bias voltage supply section. In addition, the bias voltage supply section temporarily increases the bias voltage according to magnitude of the monitored value after an end of receiving of each optical packet signal. | 2009-09-24 |
20090238583 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - In an image forming apparatus, a timer unit measures a time interval between a current time and a time point when previous supply of toner to a developing unit ended and an adjusting unit adjusts an amount of toner to be supplied to the developing unit based on the time interval measured at the timer unit. | 2009-09-24 |
20090238584 | IMAGE FORMING APPARATUS, IMAGE QUALITY MANAGEMENT METHOD AND IMAGE QUALITY MANAGEMENT PROGRAM - A technique is provided which enables keeping color developers of yellow, magenta and cyan in developing devices in a satisfactory state even in a circumstance where a black toner is mainly used, in an image forming apparatus which is capable of executing image quality maintenance control and the like and which carries out printing to a photoconductor, a belt and so on while stirring the developer of each color. A determination standard for determining whether the quantity of remaining developer in a developing device housing a developer of a color that is not black should be detected or not can be selected and set from plural kinds of determination standards. Information used for determination based on the set determination standard is acquired. On the basis of the set determination standard and the acquired information, the quantity of remaining developer in the developing device housing the developer of the color that is not black of the plural colors is detected. | 2009-09-24 |
20090238585 | IMAGE FORMING APPARATUS - An image forming apparatus, forming a color image by successively superposing color images, formed on image carriers of corresponding image forming parts arranged along a rotational direction of an endless moving member, onto the endless moving member or a recording medium conveyed thereby, includes a first part causing a color registration pattern to be created on the endless moving member or the recording medium; a second part obtaining a color registration pattern signal by detecting the color registration pattern; a third part changing image formation timing in the image forming parts based on the color registration pattern signal; and a fourth part causing the endless moving member to rotate in forward and reverse directions after the creation of the color registration pattern. The second part obtains the color registration pattern signal by detecting the color registration pattern during each of the forward and reverse rotations of the endless moving member. | 2009-09-24 |
20090238586 | IMAGE FORMING APPARATUS - An image forming apparatus includes a control section which controls a forming section and a detection section to form an image patterns at a non-image area between image areas on an image carrier, to detect the image patterns as required, and to execute various types of compensation operations for correcting image forming conditions, and, when a timing of executing a first compensation operation coincides with a timing of executing a second compensation operation and the image pattern for the first compensation operation and the image pattern for the second compensation operation have a relationship such that the positions of forming the image patterns on the image carrier do not overlap each other, controls the image forming section to form both image patterns in the same non-image area. | 2009-09-24 |
20090238587 | Test print, color image printer using the test print and method for adjusting the color image printer using the test print - A color image printer includes a print engine ( | 2009-09-24 |
20090238588 | Image forming apparatus - An image forming apparatus includes a control unit to control a latent image support with a target rate; a first unit to detect patterns; plural parts to be detected revolving with the support; a second unit to detect passing of the part; a first generating unit to obtain an amplitude and a phase of fluctuation and a pattern for canceling out the fluctuation from the amplitude and the phase; a second generating unit to perform a process to obtain an amplitude and a phase of fluctuation while the support rotates once or more, perform the process again, calculate a change in the amplitude and phase, and generate another pattern for canceling out the change; and a correcting unit to correct the target rate by superimposing the patterns with the target rate. | 2009-09-24 |
20090238589 | Image Forming Apparatus and Method of Controlling Toner Supply - The image forming apparatus includes: a photoconductor including a photoconductive layer and an overcoat layer containing electroconductive particles; a charging unit charging the photoconductor to first potential; an exposure unit setting an exposure region to have second potential smaller than the first potential in absolute values; a development unit including a developer carrier and a power supply setting the developer carrier to have third potential; a potential setting unit setting the third potential smaller than the first potential and larger than the second potential in a first image forming operation, and setting it larger than the first potential in a second image forming operation, in absolute values; a current setting unit setting an inflowing current to a fixed current value in the second image forming operation; a detection unit detecting image density in the second image forming operation; and a controller controlling toner supply according to the image density. | 2009-09-24 |
20090238590 | TONER-DENSITY CALCULATING METHOD, REFLECTIVE OPTICAL SENSOR, REFLECTIVE OPTICAL SENSOR DEVICE, AND IMAGE FORMING APPARATUS - A toner density is calculated from outputs of light-receiving elements based on a difference between a reflection property of a supporting member and a reflection property of a toner pattern. Light-emitting elements aligned in one direction that is inclined to a sub-direction emit a detection light in such a manner that a distance between adjacent spots falling on the supporting member in a second direction is equal to or smaller than a width of the toner pattern in the second direction. The light-receiving elements receive a reflected light reflected from the supporting member and/or the toner pattern. The light-receiving elements are aligned, opposed to the supporting member, in a one direction corresponding to the light-emitting elements. | 2009-09-24 |
20090238591 | Image forming condition adjustment control for image forming apparatus - An image forming apparatus includes a charge unit, an exposure unit, an exposure voltage detector, a development unit, and a concentration detector. The exposure voltage detector detects a potential of latent image formed as a test pattern on an image carrier. The concentration detector detects concentration of developed test pattern. The image forming apparatus further includes an exposure power controller, an exposure ratio controller, a charging voltage controller, a development bias voltage controller, and an image forming condition adjustment controller. A suitable image forming condition is computed using test patterns formed by changing combinations of charging voltage, exposure power, and exposure duty. The charging voltage is changed in two levels or more. The exposure power is changed in three levels or more. The exposure duty per unit area is changed in two levels or more. | 2009-09-24 |
20090238592 | Printing on Conductive Substrate Material - An electrophotographic printing control apparatus serves for transferring an image via an electrically biasable ITM drum to a conductive substrate. The electrically biasable ITM drum is in contact with the conductive substrate over a contact period during which the image is transferred to the conductive substrate. The printing control apparatus includes a bias unit which provides electrical bias to the ITM drum and with short circuit protection, and a bias switching unit controllable to cut bias from the bias unit to the ITM drum during the contact period such that the ITM drum is unbiased when in contact with the conductive substrate. | 2009-09-24 |
20090238593 | HEATING APPARATUS AND INDUCTION HEATING CONTROL METHOD - A fixing device of an image forming apparatus of the present invention enables induction heating coils for a 100 V power source to set a ratio of inductance L to load resistance R of a heat roller to L/R<35×10 | 2009-09-24 |
20090238594 | FUSER WITH GLOSS FEEDBACK CONTROL - A method of controlling gloss in a printing system having a fuser is provided. The method comprises: creating a gloss look-up table for temperature settings; using the look-up table for temperature settings to determine a desired gloss range; measuring an actual gloss range on a substrate continuously with an in-line gloss meter; determining whether the actual gloss range is within the desired gloss range; and where the actual gloss range is outside the desired gloss range, adjusting temperature settings of the fuser. | 2009-09-24 |
20090238595 | Fixing device, image forming apparatus, and fixing-device control method - In a fixing device, a fixing unit fixes a toner image transferred onto a recording medium by a heating target unit heated by a plurality of heating units each of which is grouped as a first heating unit to which power is selectively supplied or a second heating unit to which power is supplied in priority to the first heating unit, and a supply control unit supplies power to a heating unit grouped as the second heating unit and selectively supplies power to a heating unit grouped as the first heating unit, among the heating units that heat the heating target unit of which detected temperature by a detecting unit is lower than a target temperature. | 2009-09-24 |
20090238596 | Fixing device and image forming apparatus - A fixing device includes a non-contacting thermistor ( | 2009-09-24 |
20090238597 | COLOR BELT FUSER WARM-UP TIME MINIMIZATION - A belt fuser assembly for a color EP printer that quickly warms up the fusing belt before allowing a first sheet of print media to run through the printing stations at the fuser assembly. The warm-up cycle includes: (1) a preheat mode, (2) a first portion of a belt temperature warm-up mode, (3) a second portion of the belt temperature warm-up mode, and (4) a tight belt temperature control mode. The preheat mode operates the fuser's heater at less than full power, and prevents the fuser belt from rotating. The first portion of the belt temperature warm-up mode operates the heater at full power, and the fuser belt begins rotating, but not at its full speed. The second portion of the belt temperature warm-up mode operates the heater at less than full power, and the fuser belt begins rotating at its full speed. | 2009-09-24 |
20090238598 | METHOD AND APPARATUS TO CONTROL COOLING FAN TO COOL FUSING UNIT OF IMAGE FORMING APPARATUS - To control a cooling fan to cool a fusing unit of an image forming apparatus, it is determined whether the fusing unit is turned on or off. If the fusing unit is determined to be turned on or off, it is determined whether a condition to turn the cooling fan on or off is satisfied. If the cooling fan on/off condition is satisfied, the cooling fan is turned on or off. Thus, the driving of the cooling fan is minimized when the driving of the cooling fan is unnecessary so that the cooling fan is driven at a high efficiency. | 2009-09-24 |
20090238599 | TERMINAL DEVICE, PRINTING CHARGING SYSTEM, AND METHOD FOR CHARGING PRINTING COSTS - A method of charging printing costs using a printing charging system that is connected to an image forming apparatus, the method including: setting printing costs for each of a plurality of people; generating print data for each person, of the plurality of people, based on the set printing costs; and transmitting the generated print data to the image forming apparatus. | 2009-09-24 |
20090238600 | Developing Apparatus, Process Cartridge, Image Forming Device, and Developer Cartridge - A developing apparatus includes: a housing having an opening that opens towards an image carrier onto which an electrostatic latent image is formed, a developer accommodating unit in which a developer is accommodated, and a connecting hole connecting with the developer accommodating unit; a developer carrier that carries the developer accommodated in the developer accommodating unit and transports the developer to a developing region in opposition to the image carrier; a sheet member that is provided in the developer accommodating unit and seals the continuous hole; and an insertion hole that is formed in the housing and allows the sheet member to be inserted through when the sheet member is pulled out, wherein the insertion hole has a shape having ends which are more distant from the connecting hole than parts of the shape other than the ends. | 2009-09-24 |
20090238601 | CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS - A charging member is provided in which a toner, an additive for use in the toner, or the like is hard to adhere to the surface even under repeated use for a long time, and hence the charging and image output are made stable for a long time even if the charging member is used in the DC contact charging method. Also provided are a process cartridge and an electrophotographic apparatus having the charging member. The charging member includes a support, a conductive elastic layer formed on the support, and a surface layer formed on the conductive elastic layer, characterized in that the surface layer contains a polysiloxane having a fluoroalkyl group and an oxyalkylene group, and a process cartridge and an electrophotographic apparatus having the charging member. | 2009-09-24 |
20090238602 | ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS - An electrophotographic photoreceptor including a conductive substrate and a photosensitive layer provided on a surface of the conductive substrate, an outermost layer of the photosensitive layer containing a crosslinked product formed from at least one charge transporting material having at least one substituent selected from the group consisting of —OH, —OCH | 2009-09-24 |
20090238603 | PROCESS CARTRIDGE, SUPPORTING MEMBER, PROCESS CARTRIDGE ASSEMBLING METHOD, AND PROCESS CARTRIDGE DISASSEMBLING METHOD - A process cartridge detachably mountable to an image forming apparatus, the process cartridge includes an electrophotographic photosensitive member; a developer carrying member for carrying a developer to develop an electrostatic latent image formed on the electrophotographic photosensitive member; a development frame member rotatably supporting first and second longitudinal ends of the developer carrying member; a photosensitive member frame member rotatably supporting the electrophotographic photosensitive member at the first end and swingably supporting the development frame member at the first end; and a supporting member mounted to the photosensitive member frame member at the second end, the supporting member rotatably supporting the electrophotographic photosensitive member at the second end and swingably supporting the development frame member at the second end. | 2009-09-24 |
20090238604 | Toner cartridge having magnetic coupling - A toner cartridge having a magnetically coupled drive apparatus is provided. The cartridge provides a first toner holding member that houses toner and a second toner holding member adjacent to the first member that houses toner. A dividing wall separates the first toner holding member from the second toner holding member. A toner shifting component shifts the waste toner housed in the first toner holding member and a toner stirring component stirs the fresh toner housed in the second toner holding member. The toner shifting component and toner stirring component are magnetically coupled through the dividing wall so that when the toner stirring component rotates the toner shifting component rotates. The magnetic coupling disposed between the toner shifting component and toner stirring component engages without an opening through the dividing wall. As a result, waste toner cannot pass through the dividing wall into the fresh toner housing and vice versa. | 2009-09-24 |
20090238605 | LASER EXPOSURE DEVICE AND OPTICAL AXIS ADJUSTMENT METHOD IN LASER EXPOSURE DEVICE - In a laser exposure device according to the present invention, a positioning pin, which is formed in a lens holder supporting a lens system, is inserted through an elongated hole for restriction of a board holder supporting a laser diode. An eccentric cam is inserted into an elongated hole for rotation movement formed in a board holder and a circular hole for rotation movement which is formed in the lens holder and which faces the elongated hole for rotation movement. An eccentric cam is inserted into an elongated hole for slide movement formed in the board holder and a circular hole for slide movement which is formed in the lens holder and which faces the elongated hole for slide movement. The eccentric cams are rotated to relatively move the board holder and lens holder with respect to each other to thereby establish alignment between the optical axes of the laser diode and lens system. In a state where the eccentric cams are fitted into the elongated holes, the board holder and lens holder are fixed to each other by screws. | 2009-09-24 |
20090238606 | Liquid Developer and Image Forming Apparatus - A liquid developer is provided. The liquid developer comprises an insulation liquid, toner particles dispersed in the insulation liquid, a dispersant dissolved in the insulation liquid; and a charge control agent dissolved in the insulation liquid. The charge control agent is represented by the following chemical formula (I): | 2009-09-24 |
20090238607 | Development Device and Image Forming Apparatus - A development device includes a developer reservoir that stores liquid developer containing toner and carrier liquid, a supply port that is arranged at the developer reservoir to supply the liquid developer to the developer reservoir, a supply roller that has helical grooves and supplies the liquid developer stored in the developer reservoir and a developer carrier that is supplied with the liquid developer by the supply roller and carries the supplied liquid developer, and the supply port being arranged in the direction opposite to the direction of conveyance by the helical grooves of liquid developer stored in the developer reservoir relative to the axial center of the supply roller. | 2009-09-24 |
20090238608 | STORAGE CONTAINER AND IMAGE FORMING APPARATUS - A storage container includes: a storage container main body; a flow-out opening; a shutter; a seal member; a restricting portion; and an open-close movement restricting portion. | 2009-09-24 |
20090238609 | Powder developer holding apparatus, developing apparatus, and image forming apparatus - A powder developer holding apparatus prevents developer leakage. A housing holds powder developer, and includes a discharging opening through which the powder developer is discharged. A shutter is mounted to the housing and is rotatable relative to the housing to an opening position where the discharging opening is opened or to a closing position where the discharging opening is closed. A locking member is slidably mounted to the shutter. When the powder developer holding apparatus is oriented such that the discharging opening faces upward in a gravitational direction, the locking member prevents the shutter from rotating relative to the chamber. | 2009-09-24 |
20090238610 | DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A first carrying member supplies a developer to a developer carrier at the position of a developer attracting magnetic pole H | 2009-09-24 |
20090238611 | Image Formation Device and Developer Supply Device - There is provided an image formation device, comprising: a holding body configured to hold thereon developer and to have a center axis extending in a main scanning direction; and a developer supply unit configured to supply the developer to the holding body through a traveling electric field, the developer supply unit having an opening through which a part of the holding body is accommodated in the developer supply unit. In this configuration, the developer supply unit comprises a sliding member configured to slide on at least a part of a surface of the holding body moving toward an outside of the developer supply unit through the opening. | 2009-09-24 |
20090238612 | Image Formation Device - There is provided an image formation device comprising an electrostatic latent image holding body having an latent image formation surface on which an electrostatic latent image is formed, a developer supply unit to supply developer to the electrostatic latent image holding body to form, on the latent image formation surface, a developer image corresponding to the electrostatic latent image; a developer transfer unit located to face the electrostatic latent image holding body to transfer the developer image to a developer image holding surface; and a contacting member to contact the latent image formation surface at a stage which is after formation of the developer image and before transfer of the developer image to the developer image holding surface. | 2009-09-24 |
20090238613 | BELT DRIVE CONTROL DEVICE, BELT DEVICE, IMAGE FORMING APPARATUS, AND BELT DRIVE CONTROL METHOD - A belt drive control device includes: first and second detection devices which detect the angular displacement or velocity of a driven rotary member and the angular displacement or velocity of a drive rotary member, respectively; an extraction device which extracts, from the difference between the detection results of the first and second detection devices, the amplitude and phase of a variation component due to belt thickness variation; a control device which controls the rotation of the drive rotary member in accordance with the extracted amplitude and phase; first and second holding devices which hold the extracted amplitude and phase and normal ranges of the amplitude and phase, respectively; and first and second feedback devices which feed back the amplitude and phase to the rotation control, and performs feedback by using a substitution value for the amplitude or phase if the amplitude or phase is out of the normal range, respectively. | 2009-09-24 |
20090238614 | IMAGE FORMATION APPARATUS BELT, BELT STRETCHING UNIT AND IMAGE FORMATION APPARATUS - An image formation apparatus belt, includes: a belt that includes a belt main body, the belt having a recess; and a detected part for position detection that is located in a side margin of the belt, the detected part being placed in the recess provided in the belt. | 2009-09-24 |
20090238615 | SEPARATING PLATE, FIXING DEVICE HAVING THE SEPARATING PLATE, METHOD FOR PRODUCING THE SEPARATING PLATE AND IMAGE FORMING APPARATUS - A fixing device ( | 2009-09-24 |
20090238616 | ULTRA-LOW COLOR DENSITY PRINT FINISHING SYSTEM WITH HIGH GLOSS FOR IMAGE HIGHLIGHTING - A printing system and more specifically a printing system with a finishing system that is capable of printing with some specified level of gloss with a color hue in one or more areas of a final product using a clear toner in combination with a very low color density pigmented toner screen pattern to produce glossy areas, for example watermarks, glossy highlighted patterns, or glossy images of any sort, with a slight color hue. | 2009-09-24 |
20090238617 | WASTE-TONER CONVEYING DEVICE, CLEANING DEVICE, AND PROCESS CARTRIDGE - A waste-toner conveying device includes a conveying unit that conveys foreign matter accumulated inside a container in a conveying path and that includes a coil unit, and a driving unit that drives the conveying unit to rotate. The coil unit includes a first coil on an upstream side and a second coil on a downstream side in a conveying direction, and the first coil and the second coil are connected in an eccentric manner. | 2009-09-24 |
20090238618 | IMAGE FORMING APPARATUS - An image forming apparatus includes: an image forming apparatus main body; a cover provided openably/closably with respect to the image forming apparatus main body; a conveyance passage, formed in the image forming apparatus main body, on which a recording medium is conveyed; a detection device that detects movement of the recording medium conveyed on the conveyance passage; a first recording medium guide member provided oppositely to the moving member and fixed when the cover is closed; and a second recording medium guide member, provided on a downstream side of and following the first recording medium guide member in a recording medium conveyance direction, that movably guides the conveyed recording medium. | 2009-09-24 |
20090238619 | MEDIUM TRANSPORT APPARATUS, IMAGE FORMING APPARATUS AND MEDIUM TRANSPORT METHOD - The medium transport apparatus is provided with: a transport unit that transports a recording medium continuing in a direction, in the direction where the recording medium continues; a detection unit that detects a mark formed on the recording medium transported by the transport unit, by using a detection effective range smaller than a dimension of the mark in a direction crossing a transport direction of the recording medium; a positional relationship identification unit that identifies a relative positional relationship between the detection unit and the mark in the direction crossing the transport direction, from a detection result obtained by the detection unit; and a move unit that moves the detection unit in the direction crossing the transport direction, on the basis of the relative positional relationship identified by the positional relationship identification unit. | 2009-09-24 |
20090238620 | DOCUMENT FEEDER AND IMAGE FORMING APPARATUS - A document feeder for transporting a document to a predetermined reading position at which image reading is performed by an image reading portion, including: a document transport portion for transporting the document to a reading standby position upstream of the reading position; and a control portion for controlling the document transport portion so that the document is made to stop at the reading standby position if the image reading portion is not in an image readable state by the time the document arrives at the reading standby position. | 2009-09-24 |
20090238621 | Image Forming Apparatus - This invention provides an image forming apparatus. The image forming apparatus includes: a carrier, a power unit, a switch, and a controller. The carrier is configured to carry a recording medium. The power unit is configured to provide a drive power to the carrier. The switch is configured to switch an operation state of the carrier between an ON state and an Off state of a transmission of the drive power from the power unit to the carrier. The controller is configured to provide a control power to control the switch such that the control power is reduced after a switching from the Off state to the ON state. | 2009-09-24 |
20090238622 | IMAGE FORMING APPARATUS, CONTROL METHOD AND CONTROL PROGRAM THEREOF - The present invention improves print performance in image forming apparatuses capable of roller feeding and air feeding. To accomplish this, an image forming apparatus having an air feeding unit that carries out air feeding and a roller feeding unit that carries out roller feeding is provided with a determination unit configured to determine according to an attribute of a print job whether to carry out air feeding or whether to carry out roller feeding, and a control unit configured to control the image forming apparatus according to a result of the determination of the determination unit. | 2009-09-24 |