Patent application number | Description | Published |
20080223556 | PUMP-FREE WATER-COOLING SYSTEM - A pump-free water-cooling system is provided wherein external power supply is not involved; heat can be transported in any direction; and high reliability and low thermal resistance are ensured. | 09-18-2008 |
20090071631 | VAPOR-LIFT PUMP HEAT TRANSPORT APPARATUS - A vapor-lift pump heat transport apparatus having a small heat resistance and a large heat transport capacity. A heat exchange circulating solution container has a first space and a second space communicating with the first space through a communication opening and contains a heat exchange circulating solution, and vapor thereof, in each space. A circulating solution transport passage includes a pipe connected to the solution outlet of the container and provided with a sensible heat releasing heat exchanger, a pipe disposed in the container, and a pipe connected to a vapor-liquid two-phase fluid inlet and provided with a heating heat exchanger. A vapor-liquid two-phase fluid flows into only the first space through the vapor-liquid two-phase fluid inlet. When the entrance of the vapor-liquid two-phase fluid has caused a pressure difference between the first and second spaces, a difference occurs between the positions of the vapor-liquid interfaces in the first and second spaces. | 03-19-2009 |
20090080159 | HEAT SINK AND COOLING UNIT USING THE SAME - A heat sink including a compact cooling system, superior uniformity of heating, provides a compact cooling unit superior in uniformity of cooling. A heat sink includes a header for distribution connected to a cooling fluid inlet, a header for confluence connected to a cooling fluid outlet and parallel to and adjacent to the header for distribution and a heat transfer vessel including a heating element mounting surface as well as channels inside. The channels are connected to the header for distribution and the header for confluence. | 03-26-2009 |
20090114372 | HEAT SINK - A heat sink includes a heat-transfer container incorporating a flow path through which a cooling fluid flows, for cooling a heating element in contact with the heat-transfer container The flow path includes a first cross-sectional portion that becomes narrower as the distance between a given point in the flow path and a side of the heat-transfer container which makes contact with the heating element becomes longer in a direction perpendicular to the direction in which the cooling fluid flows, and a second cross-sectional portion that is approximately constant in the direction perpendicular to the direction in which the cooling fluid flows. The first cross-sectional portion and the second cross-sectional portion alternately continue in the direction in which the cooling fluid flows causing a three-dimensional flow so the heat-transfer properties are enhanced with a simplified structure. | 05-07-2009 |
20090279524 | METHOD AND APPARATUS FOR REDUCING CONTROL SIGNALING OVERHEAD IN HYBRID WIRELESS NETWORK - Embodiments of the present invention include a method and apparatus for reducing control signaling overhead in a hybrid wireless network. The method comprises receiving a wireless frame in the hybrid wireless network at a first terminal, and determining whether the received wireless frame is a control frame for a wireless channel reservation; if the received wireless frame is a control frame for the wireless channel reservation, reading by the first terminal a value of Duration field in control frame, and updating a timer for a channel reservation period in the first terminal with the value of Duration field, instead of updating network allocation vector of the first terminal; determining whether the remaining time of the timer for the channel reservation period is longer than the time required for transmitting the data frame or not before transmitting a data frame by the first terminal; and transmitting the data frame directly by the first terminal without transmission of a control frame for the wireless channel reservation if the remaining time is longer than the time required for transmitting the data frame. | 11-12-2009 |
20100084173 | CERAMIC POWDER FOR A GREEN SHEET AND MULTILAYER CERAMIC SUBSTRATE - Provided is a ceramic powder for a green sheet that gives a low-temperature fired ceramic substrate that can be fired at a temperature of 900° C. or lower and has excellent dielectric properties in the higher frequency bands such as microwave and millimeter-wave bands, has a low hygroscopicity, and has minor warping and creasing even in the case of co-firing with a silver-based conductor paste, the ceramic powder for a green sheet including a glass powder and an alumina powder, in which the glass powder contains 35 to 39% by weight of SiO | 04-08-2010 |
20100302696 | RELAY FAILURE DETECTING DEVICE - A relay failure detecting device able to detect reliably a fault in a relay circuit that provides alternating current power to a load through a relay that is a double-pole switch. Individual common terminals of first and second relays are connected individually to a pair of outputs terminals of an alternating current power supply, individual normally-open terminals of the first and second relays are connected to a pair of power supply input terminals, and a dummy load that is driven by the alternating current power supply through a diode between the individual normally-closed terminals of the first and second relays is provided. A fault in the first and second relays is evaluated from the state of operation of the dummy load when the first and second relays are not driven. | 12-02-2010 |
20100306630 | SYSTEM FOR SENDING SIGNALS BETWEEN MODULES - A system for transmission of signals between modules wherein, for example, it is possible to transmit reliably, between modules, information relating to, for example, the actuation of safety devices. A transmission module for transmitting a pulse signal of a specific period, which indicates the existence of information, generates, in time division, pulse signals by a plurality of signal generating units that are provided in parallel, and then combines these pulse signals into a single time series pulse signal. Then an attempt is made to output this pulse signal towards a receiving-side module through a relay for controlling the output, and the signals appearing at a normally-open terminal and at a normally-closed terminal of the relay are monitored to determine whether or not there is a failure, where the generation of the pulse signal is stopped when a failure is detected. | 12-02-2010 |
20100307387 | COMBUSTION FURNACE CONTROL APPARATUS - A combustion furnace control apparatus for which an operation control system that ensures the combustion safety of the combustion furnace can be constructed easily. Interlocks pertaining to the safe operation of a combustion furnace are classified as a 1 | 12-09-2010 |
20110198755 | SOLDER ALLOY AND SEMICONDUCTOR DEVICE - A solder alloy includes 5 to 15% by mass of Sb, 3 to 8% by mass of Cu, 0.01 to 0.15% by mass of Ni, and 0.5 to 5% by mass of In. The remainder thereof includes Sn and unavoidable impurities. Thereby, highly reliable solder alloy and semiconductor device suppressing a fracture in a semiconductor element and improving crack resistance of a solder material can be obtained. | 08-18-2011 |
20110239914 | COMBUSTION CONTROLLING DEVICE - Two temperature controllers, a first temperature controller and a second temperature controller are provided, and combustion in the furnace is controlled based on a first signal and a second signal outputted therefrom. Doing so enables safe control of the furnace even when a failure occurs in one of the temperature controllers. | 10-06-2011 |
20110242722 | CONTROL SYSTEM - First through third relays are connected in series, and a load | 10-06-2011 |
20110244407 | COMBUSTION CONTROLLING DEVICE - Two controlling devices, namely a combustion controlling device controlling the combustion of a combustion furnace, and a safety controlling device checking the operation of the devices wherein the operations are controlled by the combustion controlling device. This enables safer control of combustion because if there is a fault in either the combustion controlling device or the safety controlling device, a process can be performed by the other device to stop the combustion. Additionally, because the controlling device for controlling the structural elements that control the combustion in the boiler system and the controlling device for operational checks of the outputs from those structural elements are separate, if there is a failure in any of the structural elements or controlling devices, that failure can be detected reliably, enabling safer control of the combustion. | 10-06-2011 |
20110246839 | CONTROL DEVICE - An RTC, having a crystal oscillator of different characteristics from those of a crystal oscillator, is provided, and the pulse period of the pulse signal from the RTC and the pulse signal based on the crystal oscillator are compared to detect a fault in the crystal oscillator. As a result, even if, for example, located in a high temperature environment, the degrees to the decrease in frequency will be different, thus making it possible to detect reliably a fault in the crystal oscillator. | 10-06-2011 |
20110271340 | METHOD AND APPARATUS FOR DETECTING SPOOFED NETWORK TRAFFIC - A method and apparatus for detecting spoofed IP network traffic is presented. A mapping table is created to indicate correlations between IP address prefixes and AS numbers, based on routing information collected from a plurality of data sources. At each interface of a target network, IP address prefixes from a training traffic flow are acquired and further converted into AS numbers based on the mapping table. An EAS (Expected Autonomous System) table is populated by the AS numbers collected for each interface. The EAS table is used to determine if an operation traffic flow is allowed to enter the network. | 11-03-2011 |
20120024513 | COOLING STRUCTURE, HEATSINK AND COOLING METHOD OF HEAT GENERATOR - A cooling structure includes a heat dissipation structure having a heat generator and a heatsink that is adhered through an insulating adhesive layer to at least a surface of the heat generator that faces a cooling fluid and made of a metal foil having the flexibility. A fluid flow path is disposed outside of the heat dissipation structure so that the cooling fluid flowing inside thereof and the heatsink may directly come into contact. Further, a fine recess is disposed on a surface of the heatsink that directly comes into contact with the cooling fluid. | 02-02-2012 |
20130125235 | Method, Apparatus and Program for Detecting Spoofed Network Traffic - A method, an apparatus and a program for detecting spoofed Internet Protocol (IP) traffic directed to a network having a plurality of autonomous systems (AS) is provided. The method comprises receiving an incoming packet through an AS, the incoming packet containing a source IP address and a destination IP address, acquiring a corresponding source and destination IP address prefixes, converting the corresponding source and destination IP address prefixes into a source AS number and a destination AS number, determining if the incoming packet arrived from an unexpected source based upon the corresponding destination IP address prefix and the converted source and destination AS number using an unexpected pair tuple table generated from network routing information and generating an alert indicating that the incoming packet is not allowed to enter the network. | 05-16-2013 |
20130144986 | BROADCAST CONTENT TRANSMITTING APPARATUS AND BROADCAST CONTENT RECEIVING APPARATUS - When only part of content that is stored inside a terminal is updated, the updated content is allowed to be received efficiently, taking into account reducing the power consumption of the terminal. This broadcast content delivery apparatus ( | 06-06-2013 |
20130153033 | INK FOR PRODUCING COMPOUND SEMICONDUCTOR THIN FILM, COMPOUND SEMICONDUCTOR THIN FILM PRODUCED USING THE INK, SOLAR CELL HAVING COMPOUND SEMICONDUCTOR THE THIN FILM, AND PROCESS FOR PRODUCING SOLAR CELL - An ink for forming a compound semiconductor thin film is provided, which contains a binder includes a compound includes an S atom or an Se atom and metallic compound particles which are both dispersed in an organic solvent. A compound semiconductor thin film is formed by applying or printing the ink for forming a compound semiconductor thin film and heat-treating it. A solar cell is constituted, which has a light-absorbing layer formed of the compound semiconductor thin film. | 06-20-2013 |
20130284270 | COMPOUND SEMICONDUCTOR THIN FILM SOLAR CELL AND MANUFACTURING METHOD THEREOF - A compound semiconductor thin film solar cell is provided, which includes a light-absorbing layer made of a compound semiconductor and a buffer layer formed on the light-absorbing layer. The buffer layer is formed with use of an ink containing nanoparticles each containing at least a metal element and an element of Group 16. | 10-31-2013 |
20140020099 | SYSTEM AND METHOD FOR CREATING BGP ROUTE-BASED NETWORK TRAFFIC PROFILES TO DETECT SPOOFED TRAFFIC - An inventive system and method for creating source profiles to detect spoofed traffic comprises obtaining a routing path for data to traverse nodes using traffic profiles, each routing path comprising at least a target AS, initializing one or more AS sets with last hop ASes, enhancing the AS sets by connecting the AS sets to routers, for each enhanced AS set, filtering observed traffic flows, and using the filtered flows to associate enhanced AS sets with network monitoring points to create the source profiles. In one aspect, filtering flows comprise TCP session filtering and/or destination bogon filtering. In one aspect, the routers are border gateway protocol routers. In one aspect, the last hop ASes are one hop away from the target AS. | 01-16-2014 |
20140209174 | INK FOR FORMING COMPOUND SEMICONDUCTOR THIN FILM AND PRODUCTION METHOD THEREOF - A method for producing a nanoparticle for forming a CZTS compound semiconductor thin film is provided which includes the step of reacting a solution including a metal salt or a metal complex with a solution including a chalcogenide salt to produce a CZTS compound nanoparticle. A CZTS compound semiconductor thin film is formed by coating or printing the nanoparticle for forming the CZTS compound semiconductor thin film, and subjecting it to a heat treatment. A solar cell including the CZTS compound semiconductor thin film as the light-absorbing layer is provided. | 07-31-2014 |
20140263187 | GAS-INSULATED DEVICE FOR ELECTRICAL POWER AND OPERATION METHOD THEREOF - A gas-insulated device for electrical power is disclosed that includes: a fixed contact unit and a movable contact unit which are disposed to face with each other in an airtight container filled with a carbon dioxide gas or a gas mixture including a carbon dioxide gas, serving as an arc extinguishing gas. The fixed contact unit includes a fixed arc contact, a fixed conduction contact disposed outside the fixed arc contact, and a conductive supporting member for electrically connecting between the fixed arc contact and the fixed conduction contact and supporting these contacts. | 09-18-2014 |
20150075614 | METHOD FOR PRODUCING COMPOUND SEMICONDUCTOR THIN FILM AND SOLAR CELL INCLUDING COMPOUND SEMICONDUCTOR THIN FILM - A method includes the steps of performing a coating or printing of ink for producing a compound semiconductor thin film so as to form a compound semiconductor coating film, the ink including 50% by mass or more of amorphous compound nanoparticles, mechanically applying a pressure to the compound semiconductor coating film, and subjecting the compound semiconductor coating film to a heat-treatment to form a compound semiconductor thin film. | 03-19-2015 |