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Patent # Description
US-7,539,430 Image forming apparatus with self cooling fixing section
An image forming apparatus includes a fixing section that fixes an image formed on a recording medium and a drive section that drives the fixing section in...
US-7,539,429 Image forming apparatus having a stable image density
An image forming apparatus is provided capable of preventing fog from happening and obtaining more stable image density, which includes an image carrier; a...
US-7,539,428 Image-forming device wherein the density of the images are corrected
A printer is capable of generating a plurality of different measurement patch groups, each group being configured of a plurality of measurement patches having...
US-7,539,427 Print quality maintenance method and system
An system and related method for maintaining print quality based on development potential measurements that include comparing the current process measurements to...
US-7,539,426 Image forming apparatus having a toner concentration sensor
An image forming apparatus includes an image carrier on which an electrostatic latent image is formed, a rotary developing device having N developer carriers on...
US-7,539,425 Method and device for adjusting to a minimum value the toner supply to a developing station of an...
In a method to adjust the toner supply to a minimum value in a developer station of an electrographic printing or copying device in which charge images are...
US-7,539,424 Burst mode optical receiver for maintaining constant signal amplitude
Provided is a burst mode optical receiver capable of accurately detecting an optical signal of minimum amplitude, by automatically controlling a gain of a...
US-7,539,423 Loss of signal detection and programmable behavior after error detection
A method for a fiber optic device to conserve power includes turning off components in the fiber optic device and turning them back on when a detection signal is...
US-7,539,422 Quantum optical transmission device
In an optical detection method that requires a reference light such as homodyne detection, a signal light and the reference light must be equal to each other in...
US-7,539,421 Self-contained secure videoconferencing console
Disclosed is a secure/non-secure bypass switch, including at least one input port for receiving signals; a control module for determining if a secure or a...
US-7,539,420 Network comprising converters between electrical and optical signals
A network in for example apartment buildings having a partly optical transmission of information between subscribers (29) and a centrally arranged switch (3)...
US-7,539,419 Optical transmission system for radio access and high frequency optical transmitter
Modulators respectively modulate baseband signals into IF signals having different frequencies. A multiplexer multiplexes the IF signals. An electrical-optical...
US-7,539,418 Integrated ring modulator array WDM transceiver
A system that facilitates optical multiplexing and demultiplexing. The system includes an optical transmitter which is structured in the following way. A...
US-7,539,417 Optical transmission system
The invention relates to an optical transmission system which allows high quality transmission of signal light, and has a configuration that is suitable...
US-7,539,416 Optical network terminal and wavelength division multiplexing based optical network having the same
Disclosed is a loop-back optical network terminal using a Febry-Perot laser diode as an active type optical modulator in a wavelength division multiplexing based...
US-7,539,415 Optical packet communication system using labeling of wavelength-offset polarization-division multiplexing
Disclosed is an optical packet communication system using a wavelength-offset polarization-division multiplexing labeling. An optical signal transmitter which is...
US-7,539,414 Optical network with a void filling protocol independent of bit rate
A communications station (4-i) for a WDM ring network is adapted to insert into an optical fiber (2) packets of optical signals carried by at least one...
US-7,539,413 Observation apparatus and observation system
The present invention discloses a submarine observation system in which a plurality of carrier lights assigned to each submarine observation equipment is...
US-7,539,412 Camera module with first and second image sensor chips, holders and lens
The present invention relates to a camera module and a manufacturing method thereof, in which both front and rear directions can be provided by improving the...
US-7,539,411 Imaging device, location information recording method, and computer program product
A location-information storing unit stores therein location information. A location-information acquiring unit-acquires the location information from a location...
US-7,539,410 Camera system, camera body, and lens assembly
A camera system includes: a lens assembly and a camera body. The lens assembly has: an image-taking optical system, a storage section that stores screen...
US-7,539,409 Camera having cross-shaped operation member
A camera has an operation member and a display processor. The operation member is operated to select specific camera information from a series of camera...
US-7,539,408 Single-lens reflex camera system
The single-lens reflex camera body is provided with: a detector that detects which of a first lens unit or a second lens unit is attached; a rotation operator...
US-7,539,407 Image taking apparatus with flash device
An ornament plate of a ring-shape made of a metal with a high heat radiation effect, for instance, aluminum, is attached to an end surface on an object side of a...
US-7,539,406 Camera, lens driving method, and lens driving program
A camera is provided with a first stepping motor configured to move a zoom lens, second stepping motor configured to move a focus lens, first determination...
US-7,539,405 Image pickup apparatus with autofocus function
An image pickup apparatus comprises a setting unit which arbitrarily sets different auto focus search ranges, a selection unit which selects a desired auto focus...
US-7,539,404 Camera with vibration-proofing device that includes movable and fixed member with pin-shaped support member...
A parallel moving device includes a fixed plate provided on a housing side, a moving frame provided on an optical system side, and three pin-shaped members each...
US-7,539,403 Image-taking apparatus
An image-taking apparatus includes a LED emission section that irradiates a subject with light by causing a LED to emit the light and a xenon-tube emission...
US-7,539,402 Electrical liquid-heating appliance
An electrical household liquid-heating appliance includes a housing (10), electrical heating elements, a switch, a button (16) pivotable about an axis between an...
US-7,539,401 Heating unit and resin sheet heating apparatus
A heating unit includes a plurality of radiant heaters, a plurality of brackets on which the radiant heaters are mounted in a row, and a frame on which the...
US-7,539,400 Electric radiator filled with oil
An improved electric radiator filled with oil includes a plurality of radiating fins, an electric-control box and a heater. Within the electric-control box, a...
US-7,539,399 Recording apparatus, recording method, and record medium
A recording apparatus for recording video data to a record medium is disclosed, that comprises an encoding means for encoding video data in a group structure of...
US-7,539,398 Digital video and audio collectible card
A digital video and audio collectible sports card which combines electronic media stored on the card with the outward appearance of a sports card or collectible,...
US-7,539,397 Information recording method, information recording medium, and information reproducing method, wherein...
With this invention, at least one of a video file containing video information, a still picture file containing still picture information, and an audio file...
US-7,539,396 Method of creating and recording presentation order information management information for a rewritable...
This invention provides a method of creating and recording presentation order management information for a rewritable recording medium, which enables effective...
US-7,539,395 Audio/video recording apparatus and method of multiplexing audio/video data
An audio/video recording apparatus and a method of multiplexing audio/video data of a first input memory with supplementary data of a second input memory wherein...
US-7,539,394 Method and apparatus for the copy protection of optical discs
The present invention relates to a method of copy protecting optical discs, such as CD-ROMs. Instead of encoding data onto the CD-ROMs in a manner which ensures...
US-7,539,393 Method and system for reverse playback of compressed data
A request is received to play compressed video data in a reverse direction. A process identifies a most recent key frame received and decodes the most recent key...
US-7,539,392 Reproduction apparatus and recording apparatus, and controlling method thereof
A reproduction apparatus includes a reproduction unit and a communication unit. The reproduction unit reproduces digital video data from a storage medium. The...
US-7,539,391 Method and apparatus for trick-mode support of audio/video/data streams with conditional access
A method for trick-mode play of an encrypted transport stream containing audio/video/data information comprising: extracting and decrypting data used as local...
US-7,539,390 Player and method for processing a file with vector-based format
A player and a method for processing a file with vector-based format are disclosed. The player comprises a reading unit, a central processing unit, a memory unit...
US-7,539,389 Retention and rotation clamp assembly for use with an angled optical fiber cleaver
The present invention relates generally to an angled optical fiber cleaver that is used to cleave optical fibers prior to mechanical splicing and that provides a...
US-7,539,388 Fiber access terminal
A fiber access terminal for mounting to the end of a fiber distribution cable and configured to be extended through a buried conduit. The fiber distribution...
US-7,539,387 Fiber access terminal
A fiber access terminal for mounting to the end of a fiber distribution cable and configured to be extended through a buried conduit. The fiber distribution...
US-7,539,386 Hinged fiber optic routing guide
A hinged fiber optic routing guide comprises a base having a front surface and a top edge, a hinge connected to the base top edge, a retaining wall connected to...
US-7,539,385 Optical semiconductor device and fabrication process thereof
An optical semiconductor, includes a semiconductor substrate having a (100) principal surface, a waveguide mesa stripe formed on a first region of the...
US-7,539,384 Optical waveguide and method of manufacturing the same
An optical waveguide comprises: a core for propagating light; a clad covering the core; and a line convex part extending along a line different from the core,...
US-7,539,383 Buffered optical fiber and manufacturing method thereof
A buffered optical fiber having an excellent pistoning characteristic compared with a conventional one and a manufacturing method thereof are provided. The...
US-7,539,382 Hermetically sealed optical fibre with voids or holes, method of its production, and its use
An optical fiber having an axial direction and a cross section perpendicular to the axial direction, the optical fiber having a first light guiding fiber portion...
US-7,539,381 Low bend loss coated optical fiber
An optical fiber includes a core and a cladding, said cladding having a refractive index n.sub.c a first coating directly contacting the cladding of said fiber,...
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