Patent application number | Description | Published |
20090296304 | Switch - A switch is obtained in which whether the counting of the number of operations is performed in accordance with an on-operation counting method or an off-operation counting method can readily be selected and changed, and an operation check can readily be performed. The switch is provided with a main contact; an operation mechanism that on/off-operates the main contact; an on-operation circuit that is configured with a first relay contact, an on-operation coil, and a first auxiliary contact that are connected in series, and drives the operation mechanism in accordance with an on-command from outside so that the main contact performs an on-operation; an off-operation circuit that is configured with a second relay contact, an off-operation coil, and a second auxiliary contact that are connected in series, and drives the operation mechanism in accordance with an off-command from outside so that the main contact performs an off-operation; and a counter that is electrically connected to the on-operation circuit or the off-operation circuit and counts the number of operations of the operation mechanism, in conjunction with the operation of the circuit to which the counter is connected. | 12-03-2009 |
20100307901 | CIRCUIT BREAKER - A flexible conductor which connects the movable rod side of a circuit breaker and a movable side connection conductor is devised to miniaturize the circuit breaker. In the circuit breaker in which a fixed electrode and a movable electrode are arranged to be capable of being connected/disconnected, and a terminal provided on the movable rod of the movable electrode and the movable side connection conductor arranged in the vicinity of the terminal are connected by a flexible conductor, the flexible conductor is formed by laminating a plurality of sheets of a belt-like metal sheet and has connection portions on both ends; one end side of the connection portion is connected to the terminal by keeping a width direction parallel to a drawing direction of the movable side connection conductor and by keeping a longitudinal direction parallel to a connecting/disconnecting direction; and in a state where an intermediate portion is twisted and bent in a right angle direction toward the movable side connection conductor to invert the front and back, the other end side of the connection portion is connected to the movable side connection conductor by keeping the width direction parallel to the connecting/disconnecting direction. | 12-09-2010 |
20120319565 | WHITE SEMICONDUCTOR LIGHT EMITTING DEVICE - The invention aims at providing controllable parameters that are correlated with special color rendering index R9, and at providing a white light-emitting semiconductor device having a high R9 value obtained through optimization of such parameters. | 12-20-2012 |
Patent application number | Description | Published |
20080260384 | Optical element integrated module - In an optical element integrated module, first through n-th optical data signals are externally input to first ports of first through n-th optical circulators and are input to first through n-th optical/optical converters via second ports. The first through n-th optical/optical converters modulate first through n-th optical short pulse trains in accordance with the first through n-th optical data signals. First through n-th modulated optical data signals are input to the second ports of the first through n-th optical circulators and are input to an optical time division multiplexing section. The optical time division multiplexing section generates optical time division multiplexed signals by time division multiplexing the first through n-th modulated optical data signals. | 10-23-2008 |
20090016712 | Optical signal quality monitor for a high-bit rate signal - An optical signal quality monitor includes a splitter splitting an input optical signal into two signals; a low-frequency converter converting one split optical signal to a low frequency signal by modulating the optical signal with a frequency offset signal; and an intensity ratio calculator calculating an intensity ratio between the low frequency signal and the other split optical signal, thereby appropriately confirming the quality of a high-bit rate optical signal. The monitor includes plural processing lines, each line including the splitter, the low-frequency converter, and the intensity ratio calculator. At least one line includes an optical noise superimposer superimposing optical noise on the one split signal before inputted to the converter or an optical band-pass filter transmitting the one split signal before inputted to the converter. The monitor includes a polarization state changer changing the polarization state of the input signal before inputted to the splitter. | 01-15-2009 |
20100021175 | Optical-time-division-multiplexing differential phase shift keying signal generating apparatus - An apparatus detecting an optical carrier phase difference between adjacent optical pulses structuring an OTDM-DPSK signal, by generally-used optical and electrical elements, is provided. An OTDM-DPSK signal generating section has an optical splitter, a first phase modulator, a second phase modulator, an optical coupler, and a monitor signal branching device, and generates and outputs an OTDM-DPSK signal and a monitor signal. An optical carrier phase difference detecting section has an optical carrier interferometer, and an interference signal detecting section including a optical-to-electrical converter and a peak detection circuit. The monitor signal is inputted to the optical carrier interferometer, and an interference monitor signal is outputted. The interference monitor signal is inputted to the optical-to-electrical converter, and an electrical interference monitor signal is outputted. The electrical interference monitor signal is inputted to the peak detection circuit, and an optical carrier phase difference detection signal is generated and outputted. | 01-28-2010 |
20100247097 | Optical signal generator - An optical signal generator includes a splitter, a first modulator, a second modulator, a signal-switching unit and a multiplexer. The splitter splits an optical pulse train into a first pulse train and a second pulse train. The first modulator receives the first pulse train and first data signal, and generates a first modulation signal by performing on-off-keying or phase modulation on the first pulse train based on the strength of the first data signal. The second modulator receives the second pulse train and second data signal, and generates a second modulation signal by performing the on-off-keying or phase modulation on the second pulse train based on the strength of the second data signal. The signal-switching unit delays pulses of the second modulation signal or adjusts a phase of a carrier included in the second modulation signal according to a switching signal. The multiplexer generates an optical modulation signal by multiplexing the first modulation signal and the second modulation signal. | 09-30-2010 |
20110076011 | Apparatus for monitoring optical signal quality specifically applicable to NRZ optical signals - A binary intensity-modulated light signal to be monitored is split into three signal beams. The first and third beams are converted into electric signals. Frequencies of the first electric signal corresponding to a bit rate pass a filter bank. The intensity of the filtered signal is detected by an RF intensity detector. A delaying interferometer makes the second beam interfere with a light signal obtained by delaying the second beam by a predetermined delay time. One of the resulting interference signals is converted into an electric signal. The intensities of the amplified signal are detected by another RF intensity detector. The third electric signal is smoothed by the filter bank, and its average intensity is detected by a power detector. The intensities of the detected, amplified signals are found relative to the detected average intensity to determine wavelength dispersion and optical SNR or the tendency of their changes. | 03-31-2011 |
Patent application number | Description | Published |
20110134806 | ANONYMOUS COMMUNICATION SYSTEM - In order to place restrictions on an originating side itself freely selecting an anonymity level on the originating side, a communication establishment device ( | 06-09-2011 |
20110182210 | ANONYMOUS COMMUNICATION SYSTEM - Provided is an anonymous communication system that allows an originator to determine the anonymous characteristics of communicating parties when communication is established. Disclosed is an anonymous communication system and an anonymous communication establishing apparatus to be installed in an anonymous communication system that are characterized enabling a communication by anonymity, said anonymous communication system detecting anonymities of communication parties when establishing a communication session, and notifying them to a communication device of a caller. Disclosed is an anonymous communication method that is enabling a communication by anonymity, said anonymous communication method detecting anonymities of communication parties when establishing a communication session, and notifying them to a communication device of a caller. | 07-28-2011 |
20110182211 | ANONYMOUS COMMUNICATION SYSTEM - Provided is a technique for allowing each of a plurality of communicating parties to determine its own anonymity and/or the other party's anonymity when the communicating parties have established a communication session. Disclosed is an anonymous communication system that is characterized enabling a communication by anonymity, said anonymous communication system detecting anonymities of communication parties during the communication subsequent to establishment of a communication session, and notifying them to communication devices of the communication parties. Disclosed is an anonymous communication method that is characterized enabling a communication by anonymity, said anonymous communication method comprising detecting anonymities of communication parties during the communication subsequent to establishment of a communication session, and notifying them to the communication devices of the communication parties. | 07-28-2011 |
20110219135 | INFORMATION PROCESSING DEVICE, COMMUNICATION ADDRESS PROVIDING SYSTEM, METHOD AND PROGRAM USED FOR SAME - An information processing device includes: communication address providing means | 09-08-2011 |
20110228920 | ANONYMOUS COMMUNICATION SYSTEM - Provided is an anonymous communication system that allows a third party, which is not any one of communicating parties, to determine the anonymities of the communicating parties. Disclosed is an anonymous communication system and an anonymity notifying apparatus to be installed in an anonymous communication system that are characterized is enabling a communication by anonymity, said anonymous communication system detecting anonymities of communication parties and notifying them to a third party device other than communication devices of the communication parties. Disclosed is an anonymous communication method that is characterized enabling a communication by anonymity, said anonymous communication method detecting anonymities of communication parties and notifying them to a third party device other than communication devices of the communication parties. | 09-22-2011 |
20120231767 | ANONYMOUS COMMUNICATION METHOD - An anonymous communication establishing device establishes a communication session between a first communication terminal and a second communication terminal if the anonymity level of a calling party terminal, designated in a communication connection request received from the first communication terminal, is allowable for a communication from the first communication terminal to the second communication terminal. Then, when the anonymous communication establishing device receives, from the second communication terminal, a communication transfer request designating the first communication terminal as the calling party terminal and designating a third communication terminal as a transfer destination communication terminal, the anonymous communication establishing device determines whether or not the anonymity level of the first communication terminal as the calling party terminal, designated in the communication transfer request, is allowable for a communication from the first communication terminal to the third communication terminal. If the anonymity level is not allowable, the anonymous communication establishing device determines an anonymity level of the first communication terminal allowable for the communication from the first communication terminal to the third communication terminal, and performs transfer control of the communication session with use of the determined anonymity level. | 09-13-2012 |
Patent application number | Description | Published |
20090112058 | BODY-INSERTABLE APPARATUS - A body-insertable apparatus includes a plurality of function executing units each of which executes a predetermined function; a power source that supplies an electric power to each of the function executing units; an electric power storing unit that is connected to the power source and temporarily stores a redundancy of the electric power supplied from the power source; and an electric power discharging switch that supplies the electric power stored during a temporal period by the electric power storing unit to a high-power function executing unit being one of the function executing units. The high-power function executing unit operates intermittently among the function executing units and temporarily consumes a large electric quantity compared to the other function executing units. The high-power function executing unit consumes the electric power supplied from the electric power storing unit together with the electric power directly supplied from the power source. | 04-30-2009 |
20090193160 | ADAPTOR DEVICE AND MEDICAL APPARATUS SYSTEM - An adaptor device connected to both a portable medical apparatus and a computer comprises: a first interface which communicates at a first communication speed with the computer; a second interface which communicates at a second communication speed with the portable medical apparatus; a communication control unit for adjusting the speed between a signal exchanged by way of the first interface and a second signal exchanged by way of the second interface; a first insulation unit, which electrically insulates between a terminal on the second interface side and a terminal on the communication control unit side, for outputting, to the communication control unit, the second signal input from the second interface; and a second insulation unit, which electrically insulates between a terminal on the second interface side and a terminal on the communication control unit side, for outputting, to the second interface, a signal input from the communication control unit. | 07-30-2009 |
20100241377 | BATTERY MANAGEMENT SYSTEM AND CHARGER - A battery management system includes a battery attached with an identification ID; and a plurality of chargers for reading the identification ID attached to the battery, the chargers associating the read identification ID with information indicative of an end of charging the battery and sending the information, the chargers charging the battery. The battery management system also includes a management server connected to each of the chargers for receiving the information indicative of the end of charging the battery associated with the identification ID and sent from each of the chargers. The management server cumulatively sums, as the number of chargings, the number of receptions of the information indicative of the end of charging the battery for each identification ID, and the management server associates the identification ID with the cumulatively summed number of chargings and allows the number of chargings to be recorded. | 09-23-2010 |
20110243116 | WIRELESS COMMUNICATION TERMINAL - A wireless communication terminal that performs wireless communication with other terminal includes an information holding unit that holds a communication channel setting of the wireless communication and information of a communication attribute of the wireless communication, a communication unit that receives the information of the communication attribute held by the other terminal from the other terminal by wireless communication using a communication channel that the communication channel setting held by the information holding unit represents before a logical connection of the wireless communication with the other terminal is established, and a control unit that controls the establishment process of the logical connection with the other terminal based on the information of the communication attribute received by the communication unit. | 10-06-2011 |
20130176410 | ENDOSCOPE SYSTEM - An endoscope system has an image pickup section and a processor. The image pickup section has a control register section which controls a sensor section, a nonvolatile memory which stores first setup data, a control signal interface section which sets the first setup data in the control register section, and an initialization check register which senses an abnormality in the control register section. When an abnormality is sensed, the control signal interface section reads out the setup data from the nonvolatile memory and performs control so as to reset the setup data in the control register section. The control signal interface section further has a memory which stores reset occurrence information upon occurrence of reset. The processor includes a control section which reads out the reset occurrence information from the memory, and, when reset is detected, transmits second setup information held by the processor to the image pickup section. | 07-11-2013 |
20150141758 | LIGHT SOURCE SYSTEM - A light source system includes an endoscope having an illumination section and an illumination control section connected to the endoscope and provided with a drive circuit that generates drive pulses for driving the light source, the light source system including: a type information generating section that generates type information regarding the endoscope; a signal generating section generates a signal indicative of a duty ratio of the drive pulses which is permitted to the illumination section; a light adjusting section that outputs light-adjusted drive pulses having a duty ratio not greater than a permissible duty ratio based on the type information and a limiting section that limits the light-adjusted drive pulses to have a duty ratio not greater than a duty ratio based on the signal from the signal generating section, and provides limited pulses to the drive circuit. | 05-21-2015 |
Patent application number | Description | Published |
20100148872 | POWER AMPLIFIER HAVING TRANSFORMER - A power amplifier amplifying and compositing differential signals and capable of suppressing harmonics is provided. The power amplifier includes first amplifiers amplifying a first input signal and a second input signal, which are differential signals, a first coil receiving the first input signal and the second input signal amplified by the first amplifiers, a second coil magnetically coupled with the first coil and outputting a composite signal of the amplified first input signal and second input signal, a third coil magnetically coupled with the second coil, and a first capacitor coupled between both ends of the third coil, wherein one end of the first capacitor is coupled to a ground node. | 06-17-2010 |
20130140582 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME - The present invention relates to a semiconductor device and a method for manufacturing the same. A RESURF layer ( | 06-06-2013 |
20130285140 | SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREFOR - A trench-gate type semiconductor device that can prevent breakdown of a gate insulating film caused by a displacement current flowing into a protective diffusion layer at a portion of a trench underlying a gate electrode at a turn-off time and simultaneously improves a current density by narrowing a cell pitch. The semiconductor device includes a gate electrode embedded into a trench penetrating a base region. The gate electrode is disposed into a lattice shape in a planar view, and a protective diffusion layer is formed in a drift layer at the portion underlying thereof. At least one of blocks divided by the gate electrode is a protective contact region on which the trench is entirely formed. A protective contact for connecting the protective diffusion layer at a bottom portion of the trench and a source electrode is disposed on the protective contact region. | 10-31-2013 |
20140001472 | SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING SAME | 01-02-2014 |
20150108564 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME - A source region of a MOSFET includes: a source contact region connected to a source pad; a source extension region adjacent to a channel region in a well region; and a source resistance control region arranged between the source extension region and the source contact region. The source resistance control region is different in an impurity concentration from the source extension region and the source contact region. These three regions are connected in series between the source pad and the channel region in the well region. | 04-23-2015 |
20150236119 | SILICON-CARBIDE SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF - A silicon-carbide semiconductor device that relaxes field intensity in a gate insulating film, and that has a low ON-resistance. The silicon-carbide semiconductor device includes: an n-type silicon-carbide substrate; a drift layer formed on a topside of the n-type silicon-carbide substrate; a trench formed in the drift layer and that includes therein a gate insulating film and a gate electrode; a p-type high-concentration well region formed parallel to the trench with a spacing therefrom and that has a depth larger than that of the trench; and a p-type body region formed to have a depth that gradually increases when nearing from a position upward from the bottom end of the trench by approximately the thickness of the gate insulating film at the bottom of the trench toward the lower end of the p-type high-concentration well region. | 08-20-2015 |