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US20080080556 |
Communication device and communication method
A communication device for transmitting and receiving frames, which is capable of preventing an overflow of a buffer memory due to clock error even when the utilization factor of a transmission lin...
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US20080080554 |
OPTICAL NETWORK DESIGN METHOD AND STORAGE MEDIUM FOR STORING DESIGN PROGRAM
If exists a client signal of a bandwidth larger than “optical signal bandwidth BW” divided by “the number of utilizable ports P”, extracted is a combinations of signals including one or mor...
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US20080080533 |
PACKET RELAY APPARATUS
A unicast-use tunnel is added between the Note-C and GW-B (i.e., a unicast optimization). Then, the Note-C transmits, to a GW-C, a second IP packet encapsulating a first IP packet, to which an inte...
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US20080080490 |
Interface device and topology formation method
When a loop connection associated with a port is detected while the port is in an Untested state ST 3, a state machine corresponding to the port shifts from the state ST 3 to a Loop_disabled stat...
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US20080080398 |
Method, device, and system for detecting layer 2 loop
A request-packet transmitting unit transmits a predetermined number of request packets having a non-unicast destination address that can be received by a target network including a network identifi...
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US20080080390 |
PACKET LOSS RATE CALCULATION SYSTEM
A sending probe sends a quality measurement packet to a receiving probe, and increments a sent packet counter every time the quality measurement packet is sent. A receiving probe receives the quali...
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US20080080383 |
Storage Apparatus And Data Transfer Method
A controller controls exchange of data between a plurality of storage units based on transfer rates of the storage units and a fixed rate. If at least one of the transfer rates of a transfer-source...
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US20080080377 |
Best-effort bandwidth allocating method and device
A best-effort bandwidth allocating method, includes the steps of: measuring sending amounts of packet data that are input from each of ports providing minimum bandwidth guarantee type and best-effo...
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US20080080369 |
RELAY APPARATUS, RELAY METHOD, AND RELAY PROGRAM
A relay apparatus for relaying a packet in radio communication by a wireless terminal in a communication area includes a packet monitoring part for obtaining data on a bandwidth to be used in the r...
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US20080080367 |
Node and method of setting backup path
A node in a first ring stores therein connection information about connecting nodes between a second ring and a third ring. Upon receiving a route of a working path by a signaling, the node determi...
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US20080080353 |
Device and method for writing data
A data writing device for preventing a phase-change optical disc from deteriorating due to repeated writing and for preventing the rewritable number of times of the disc from decreasing. The device...
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US20080080327 |
Information leak-preventing apparatus, and information leak-preventing method
A command processing unit outputs a format command to an HDD. While the HDD is being formatted, a format-error causing unit outputs a reset command to the HDD. The reset command causes abnormal end...
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US20080080286 |
Semiconductor memory device with partial refresh function
A semiconductor memory device includes a timing signal circuit to generate a refresh timing signal comprised of a series of pulses, a refresh address circuit to generate a refresh address in synchr...
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US20080080153 |
Printed wiring board reliably achieving electric connection with electronic component
Terminal pads are arranged on a first surface of the substrate for an electronic component to receive terminals of the electronic component. An electrically-conductive film is formed on a second su...
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US20080080145 |
Electronic device and cooling unit
An electronic device includes: a housing; a substrate that has a first surface and a second surface each mounted with a heat generating component and that is fixed in the housing; a first heat tran...
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US20080080136 |
Electronic device
An electronic device includes a housing that has a bottom surface and a side surface and includes an opening for air cooling formed therein; and a substrate that has a heat generating component mou...
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US20080080128 |
Electronic device and metal plate member
An electronic device includes: a metal housing with an opening; a metal lid that is attached to the housing so as to cover the opening; a first substrate fixed in the housing and spread facing and ...
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US20080080125 |
Electronic device
The electronic device has: a housing having an opening; a lid attached to the housing to cover the opening; a first substrate fixed in the housing; and a second substrate that has a first electroni...
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US20080080102 |
Tunnel magnetoresistance element, magnetic head, and magnetic memory
A TMR element is provided which has a large MR ratio. The TMR element has a tunnel barrier layer formed between a magnetization fixed layer and a magnetization free layer, and a cap layer disposed ...
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US20080080099 |
Magnetic head and method of producing the same
The magnetic head is capable of effectively applying a bias magnetic field of a hard magnetic layer to the read-head so as to improve and stabilize detection performance. The magnetic head of the p...
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US20080080097 |
MAGNETORESISTIVE ELEMENT, METHOD OF MANUFACTURING THE SAME, AND MAGNETIC STORAGE UNIT
A magnetoresistive element is disclosed that includes first and second terminals provided on first and second opposing surfaces, respectively, of a magnetoresistive film; the magnetoresistive film ...
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US20080080096 |
Head slider supporting device and storage device
There is provided a head slider supporting device and a storage device capable of reducing the influence of a crosstalk between wirings. A head slider supporting device has one terminal connected ...
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US20080080093 |
Magnetic recording medium and magnetic recording device
A magnetic recording medium according to the present invention includes a nonmagnetic base material, a soft magnetic under layer, an interlayer, a recording layer and a protective layer, which are ...
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US20080080091 |
Magnetic head and method of producing the same
The magnetic head is capable of controlling characteristics of hard films close to a read-element so as to suitably apply bias magnetic fields of the hard films to the read-element. The magnetic he...
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US20080080088 |
Two degree of freedom position control method, two degree of freedom position control device, and medium storage device
In a position control device based on a current observer control for performing two degree of freedom control, calculation accuracy is improved using a fixed point processor. For a target position ...
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US20080080087 |
Seek control method, seek control device and medium storage device
In a seek control device based on a current observer control which performs two degree of freedom control, a current step difference to be generated when seek control is switched to following contr...
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US20080080084 |
Information leak-preventing apparatus and information leak-preventing method
A password creating unit acquires medium information such as a serial number from an HDD, and creates a password according to an algorithm previously stored in an algorithm storing unit. A lock pro...
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US20080080081 |
Magnetic read/write head inspecting method
A method for inspecting a magnetic read/write head in which a magnetic recording part and a magnetic reproducing part are close to each other includes the steps of performing a magnetic recording o...
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US20080080011 |
Printing apparatus
A printing apparatus includes a printing unit printing print job data on a print medium, a registering unit registering items of print characteristic information used for specifying a condition for...
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US20080080009 |
ELECTRONIC WATERMARK EMBEDDING APPARATUS AND ELECTRONIC WATERMARK DETECTION APPARATUS
An embedding area in which a background pattern can be embedded from the color document image is extracted. At least one of a color and a shape of a background pattern appropriate for the embedding...
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US20080079952 |
Height-limit calculation apparatus, height-limit calculation method, method of manufacturing three-dimensional structure, and computer product
A height-limited-area-information creating device creates a clip plane on a base plane of a printed circuit board, and sets a view so that an image faces the base plane and a normal to the base pla...
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US20080079842 |
Image forming apparatus, image forming method, and computer program product
An image forming apparatus causes an illuminating unit and an imaging unit to equally split a predetermined exposure time into a plurality of split exposure times, and acquire an image with illumin...
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US20080079743 |
Moving-picture processing apparatus
A moving-picture processing apparatus includes a plurality of decoding or encoding units, and a pre-fetch memory shared by the plurality of decoding or encoding units.
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US20080079717 |
Method, device, and computer product for creating height-limited-area information, and method of manufacturing three-dimensional structure
A base-plane-height determining unit determines whether a base plane is formed with planes of different heights. A base-plane determining unit determines, when it is determined that the base plane ...
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US20080079666 |
Plasma display device
A plasma display device includes a plasma display panel having a discharge space filled with a discharge gas, the discharge space being formed inside of the panel formed of a front-side substrate a...
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US20080079634 |
Wireless communication device
A wireless communication device which permits reduction in the scale of circuitry as well as in the power consumption. The wireless communication device includes an array of antennas, an adaptive a...
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US20080079620 |
Calculation of ADC and DAC errors in LSI chip
A semiconductor integrated circuit includes a bus, a CPU connected to the bus, a DAC having a digital input thereof connected to the bus, an ADC having a digital output thereof connected to the bus...
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US20080079616 |
Differential offset correction circuit
An analog-to-digital converter conventionally performing a detection of a differential offset is replaced by a comparator 20. A reference voltage is input to a terminal on one side of the compara...
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US20080079549 |
Information access system and active contactless information storage device
In an information access system, an active contactless information storage device includes: a receiver unit adapted to sense a carrier of an RF signal at a first frequency for detection in a slave ...
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US20080079481 |
Semiconductor device with current mirror circuit having two transistors of identical characteristics
A semiconductor device includes a current-mirror circuit including a first ring-shape gate, a second ring-shape gate, a first diffusion layer formed around the first ring-shape gate and the second ...
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US20080079475 |
Buffer circuit and control method thereof
A buffer circuit permitting an input signal to pass and prohibiting the input signal from passing corresponding to an output control signal, including an output switching device, a control portion ...
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US20080079459 |
Integrated circuit and input data controlling method for reconfigurable circuit
An integrated circuit according to the invention includes a reconfigurable circuit including a plurality of computing units interconnected in a reconfigurable manner, and an input data controlling ...
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US20080079443 |
ELECTROMAGNETIC FIELD INTENSITY CALCULATING METHOD AND APPARATUS
There is provided an electromagnetic field intensity calculator for calculating the intensity of electromagnetic field radiated from an electric circuit device based on a moment method. A conductor...
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US20080079438 |
Storage device, and writing unit diagnosing method
The present invention provides a storage device and a writing unit diagnosing method, which can determine a defect in a writing unit at an early stage. There is provided a storage device, which inc...
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US20080079408 |
Control circuit of synchronous rectification type power supply unit, synchronous rectification type power supply unit and control method thereof
The control circuit comprises: a detecting portion COMP 1 for detecting a status transition of a first signal FR at the connecting point P which changes at a constant cycle corresponding to curren...
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US20080079384 |
Apparatus, method, and system for controlling stepping motor
A stepping motor controller that alleviates the CPU burden of motor control tasks. An acceleration control starter initializes a pointer register with a given start angle address upon receipt of a ...
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US20080079376 |
Discharge volume control method, discharge pressure control method, injecting apparatus, microbody forming method, discharge volume control device, and computer product
A second valve is opened to combine an injection-pressure generating pressure with a maintaining pressure into an injection pressure. After the injection pressure is applied to a capillary to cause...
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US20080079365 |
Plasma display panel and manufacturing method thereof
A plasma display panel includes a pair of substrates and spacers. On one of the substrates, closed-type barrier ribs for dividing a discharge space into respective cells are formed. The one of the ...
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US20080079364 |
Plasma display panel
A plasma display panel includes a pair of substrates forming a discharge space between the substrates, and lateral barrier ribs extending in a row direction and longitudinal barrier ribs extending ...
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US20080079363 |
Plasma display panel and method of manufacturing the same
In a plasma display panel having a discharge gas sealed in a gap between a front side substrate and a rear side substrate opposed to each other and having ribs partitioning a gas-sealed space into ...
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