Patent application number | Description | Published |
20090278467 | DIMMABLE ELECTRONIC BALLAST FOR ELECTRODELESS DISCHARGE LAMP AND LUMINAIRE - A dimmable electronic ballast for an electrodeless discharge lamp comprises an inverter circuit, a resonance circuit, an induction coil and a start circuit. The start circuit has a variable time constant. The start circuit sweeps a drive frequency of the inverter circuit through a time constant for start or restart so that the voltage applied across the coil is raised from voltage lower than start voltage and restart voltage for starting and restarting the lamp to voltage higher than the start voltage and the restart voltage. The time constant for start during a start period for starting the lamp is larger than the time constant for restart during a restart period for restarting the lamp. | 11-12-2009 |
20100194305 | ELECTRONIC BALLAST FOR DISCHARGE LAMP - An electronic ballast for a discharge lamp includes a predictive circuit and a correction circuit in addition to a power conversion circuit including an inverter circuit and a resonant circuit, a drive circuit and a frequency control circuit. The inverter circuit applies load voltage across a load circuit including the lamp via the resonant circuit. The predictive circuit predicts a resonance frequency of the combination of the resonant circuit and the load circuit after ignition of the lamp. The resonance frequency is predicted based on an input signal representing the load voltage in the period of time from the start of sweep of the inverter circuit's operating frequency through a time point immediately after ignition of the lamp. The correction circuit changes the end frequency of the sweep to the resonance frequency. | 08-05-2010 |
20110095691 | Lighting Apparatus And Lighting Fixture - A lighting apparatus includes a lighting circuit unit, a timer unit, a life judgment unit, a timing adjustment unit, and an indication unit. The lighting circuit unit is configured to activate a light source. The timer unit is configured to measure accumulated operation time of the lighting circuit unit. The life judgment unit is configured to store a first judgment time and a second judgment time longer than the first judgment time. The life judgment unit is configured to compare the accumulated operation time with the first judgment time and output a first judgment signal when the accumulated operation time becomes equal to the first judgment time. The life judgment unit is configured to compare the accumulated operation time with the second judgment time and output a second judgment signal when the accumulated operation time becomes equal to the second judgment time. The timing adjustment unit is configured to vary timing at which the life judgment unit outputs the first judgment signal. The timing adjustment unit is configured to vary timing at which the life judgment unit outputs the second judgment signal. The indication unit is configured to indicate, upon receiving the first judgment signal from the life judgment unit, a first level of the end of life with the light source kept turned on. The indication unit is configured to indicate, upon receiving the second judgment signal from the life judgment unit, a second level of the end of life. The second level of the end of life is later than the first level of the end of life. | 04-28-2011 |
20110234104 | LOAD DETERMINATION DEVICE AND ILLUMINATION APPARATUS USING SAME - An illumination load determination device includes an illumination load; a voltage applying unit for applying a voltage to the illumination load; a connection unit for connecting the illumination load and the voltage applying unit; a detection unit for detecting at least one of a current flowing through the illumination load and a voltage across the illumination load when the voltage is applied to the illumination load from the voltage applying unit via the connection unit; and a determination unit for determining a type of the illumination load based on an output from the detection unit. The determination unit has a comparator for comparing a detection value detected by the detection unit to a predetermined threshold, and determines that the illumination load has a capacitance based on an output of the comparator. The voltage applying unit lights on the determined illumination load with a rated driving voltage. | 09-29-2011 |
Patent application number | Description | Published |
20090130131 | Antigen-Drug Vehicle Enabling Switch From Selective Production of IgA Antibody to Production of Both of IgA and IgG Antibodies and Transnasal/Mucosal Vaccine Using the Same - In the aim of practical utilization of a safe and effective transnasal/inactivated/mucosal vaccine and establishment of a technology for imparting capacity of producing both of IgA and IgG antibodies to a conventional inactivated vaccine, toxoid; allergen, or the like, a means for prevention and treatment of allergy, and the like, it is intended to provide an antigen-drug vehicle (AD vehicle) enabling transnasal, transmucosal, and transdermal administrations, an inactivated vaccine simultaneously inducing a mucosal immunity and humoral immunity by using the AD vehicle, a production method of the inactivated vaccine, an AD vehicle enabling a switch from induction of selective production of IgA antibody to induction of both of IgA and IgG antibodies, and a transnasal vaccine, a mucosal vaccine, a therapeutic/prophylactic agent for allergy, and the like using the AD vehicle. | 05-21-2009 |
20100086939 | DETERMINATION METHOD FOR ALLERGIC DISEASE - It is to provide a method for determining allergic diseases with a high sensitivity and accuracy which enables multilateral and global analysis with a minute amount of sample, even using body fluid other than blood such as saliva, nasal discharge and tears as a sample, particularly by suppressing nonspecific reaction as much as possible. A chemically modified diamond/DLC (Diamond-like Carbon) chip is activated with a reacting reagent, a coupling reaction with a peptide comprising allergen or allergen epitope is conducted, and a sample such as saliva, tears, and nasal discharge which has undergone pressure filtration with a low protein-adsorbing filter, is contacted with an allergen determination chip to which washing and blocking operations have been performed on unreacted active groups, and an allergen recognizing antibody in the sample captured by the allergen determination chip is detected by immunoassay using a labeled secondary antibody, wherein a glycine-containing solution is used for a washing solution and/or blocking solution used in the washing and blocking operations, is used. | 04-08-2010 |
20100323904 | Transcription chip - A transcription chip comprising a substrate and, immobilized thereon, at least one polynucleotide including an element sequence to which a transcription factor can be bound. | 12-23-2010 |
20110110971 | ANTIGEN-AND-DRUG VEHICLE COMPRISING SYNTHETIC PEPTIDE, AND MUCOSAL VACCINE USING THE SAME - Disclosed are an antigen-and-drug (AD) vehicle and a mucosal vaccine utilizing a novel synthetic peptide. | 05-12-2011 |
20130045232 | MUCOSAL VACCINES - A mucosal vaccine producing an antigen-specific mucosal IgA and a blood IgG in the levels capable of exerting an effective immune induction and an infection-preventing effect, which comprises:
| 02-21-2013 |
20130071866 | METHOD FOR TESTING THE SEVERTIY OF AN ILLNESS - An object of the present invention is directed to a method for assaying the severity of an illness in real time and is to provide a testing method capable of assessing the severity of an illness in more detail than the conventional APACHE II and SOFA scores. The established method can accurately measure an ATP level in a sample, thereby accurately and quickly deducing the “state of intracellular energy required for living organisms” from the ATP level, and by extension, determining the severity of an illness. The present invention further provides a novel biomarker ATP-lactate energy risk score (A-LES) value that is capable of determining the severity of an illness by the reevaluation, with the ATP concentration as an index (specifically, on the basis of a lactic acid level (mM)/ATP concentration (mM) ratio), of the level of lactic acid that accumulates in the sample due to the breakdown of in vivo metabolic balance accompanied by the increased severity of the illness. The present invention also provides a novel biomarker ATP-ketone energy risk score (A-KES) value that is capable of determining the severity of an illness by the reevaluation of a ketone body level in the sample with the ATP concentration as an index (specifically, on the basis of a ketone body level (mM)/ATP concentration (mM) ratio). | 03-21-2013 |
Patent application number | Description | Published |
20130026937 | LIGHTING DEVICE AND ILLUMINATION APPARATUS USING SAME - A light emitting element lighting device includes: a rectifying unit which rectifies an AC voltage; a smoothing unit which smoothes a ripple voltage from the rectifying unit; a power supply unit having a switching element; and a control unit which controls on/off of the switching element. Further, the smoothing unit servers as a partial smoothing circuit for partially smoothing a low voltage period of the ripple voltage outputted from the rectifying unit. The power supply unit supplies a lighting power to a light source unit including one or more light emitting elements. The control unit controls a switching frequency of the switching element to decrease as the output voltage of the smoothing unit decreases. | 01-31-2013 |
20130134884 | ORGANIC EL ELEMENT LIGHTING DEVICE AND LIGHTING FIXTURE USING THE SAME - An object of the present invention is to provide an organic EL element lighting device whereby surge current can be reduced at start-up while controlling start-up variation, along with a lighting fixture using the same. Provided are a current supply part for supplying lighting current to a light source formed of one or more organic EL elements and connected between output terminals of the current supply part, a current detection part for detecting the lighting current, a target setting part for setting a target value of the lighting current, and a control part for performing feedback control of the lighting current by controlling the current supply part so that the detected value of the current detection part matches the target value of the lighting current. The target setting part has a sweep period during which the target value is gradually increased at start-up of the light source. | 05-30-2013 |
20130175937 | WIRELESS POWER SUPPLY SYSTEM FOR LIGHTING AND LIGHTING APPARATUS - A wireless power supply system for lighting includes: a power transmission unit including a power transmission coil; and a power reception unit including a power reception coil. The power transmission coil generates an AC magnetic field in response to a supplied AC power. The power reception coil receives an electric power from the power transmission unit through an electromagnetic induction due to the AC magnetic field generated by the power transmission coil. The power reception unit further includes a power circuit and a receive-side control section. The power circuit receives an output power from the power reception coil and to perform Buck-Boost operation so as to output a predetermined electric power to a lighting load. The receive-side control section controls the Buck-Boost operation of the power circuit. The power circuit is configured to be capable of boosting and stepping-down of the output power from said power reception coil. | 07-11-2013 |
20140015443 | LIGHT EMITTING ELEMENT LIGHTING DEVICE AND LIGHTING FIXTURE USING SAME - The light emitting element lighting device in accordance with the present invention, includes: a light emitting unit including a light emitting element; and a power supply circuit configured to supply a supply voltage to the light emitting unit. The power supply circuit is configured to increase the supply voltage from a first voltage lower than a lighting start voltage of the light emitting element to a second voltage higher than the lighting start voltage to light up the light emitting unit. The power supply circuit is configured to, in a process of increasing the supply voltage from the first voltage to the second voltage, decrease a rate of increase in the supply voltage as the supply voltage gets closer to the second voltage. | 01-16-2014 |
20140232268 | LIGHTING DEVICE AND LIGHTING FIXTURE - The lighting device according to the present invention includes a power supply circuit, a temperature detection circuit, and a temperature control circuit. The power supply circuit supplies operation power to a light source including a solid state light emitting device. The temperature detection circuit measures a surrounding temperature of the light source and outputs the measured surrounding temperature as a detection temperature. The temperature control circuit determines whether an increase rate of the surrounding temperature exceeds a predetermined criterion value. When determining that the increase rate exceeds the criterion value, the temperature control circuit performs a process of decreasing a temperature of the light source. | 08-21-2014 |
20140306249 | LIGHTING APPARATUS - This lighting apparatus includes three or more LEDs arranged in a row. Each of the LEDs emits light of a color different from that of an LED adjacent to itself, and the LEDs include an LED having a relatively wide light distribution angle and others of the three or more LEDs each having a relatively narrow light distribution angle. The one LED is arranged in an inner portion in the row of the other LEDs. In this configuration, light emitted from the one LED is mixed well with lights emitted from the respective other LEDs adjacent to the one LED, and thus, color unevenness of illuminating light can be reduced. | 10-16-2014 |
20140307454 | LIGHTING SYSTEM - A lighting system includes a lighting apparatus provided along one side of an aisle and a specular reflection plate provided along the other side of the aisle to reflect the light emitted from the lighting apparatus toward a region where the lighting apparatus is provided. According to the above configuration, the lighting apparatus can illuminate the region where the lighting apparatus is provided. Therefore, it is possible to effectively illuminate a cabin of an aircraft with less lighting apparatuses as compared to conventional lighting apparatuses which are provided along both sides of the aisle. Moreover, since the number of the lighting apparatuses can be reduced, it is possible to improve fuel efficiency of the aircraft by reducing the total weight of the aircraft. | 10-16-2014 |
20150035441 | ILLUMINATION APPARATUS AND LIGHTING DEVICE USED THEREBY - An illumination apparatus includes light sources differing from one another in terms of light-emission color and voltage drop when identical current flows therein, switches in one-to-one correspondence with the light sources, a DC power supply circuit, and a control circuit. The control circuit performs a first control of the switches through a time division control method such that an on-period of each switch is not overlapped with that of any other switch. The control circuit also performs a second control to individually control at least one of a target current magnitude, flowing through each switch in the switched-on state, and a target on-period length of each switch, and to adjust a ratio of the plurality of light sources in terms of a product of the target current magnitude and the target on-period length. | 02-05-2015 |
20150042228 | ELECTRONIC BALLAST AND LUMINAIRE WITH THE SAME - An electronic ballast includes an AC-DC converter, a DC-DC converter, a cooling device and a power supply. The cooling device is configured to cool the light source. The power supply includes a first power supply configured to generate a first operating voltage from a first voltage obtained from a chopper circuit included in the AC-DC converter to supply the first operating voltage to at least one of the AC-DC converter and the DC-DC converter. The power supply further includes a second power supply configured to generate a second operating voltage from a second voltage obtained from the chopper circuit to supply the second operating voltage to at least the cooling device of the AC-DC converter, the DC-DC converter and the cooling device. | 02-12-2015 |
20150054419 | LIGHTING DEVICE AND ILLUMINATION APPARATUS USING THE SAME - In first mode, controller is configured, when receiving a dimming instruction signal, to control voltage-adjusting part to provide a DC voltage with a magnitude corresponding to a luminous level, across output ends of DC power supply, and apply a control voltage with a magnitude kept constant to a control terminal of switching element. In second mode, controller is configured, when receiving the dimming instruction signal, to apply the control voltage with a magnitude corresponding to luminous level to the control terminal of switching element, and control voltage-adjusting part to provide the DC voltage with a magnitude kept constant, across the output ends of DC power supply. Controller is configured to operate in one of first and second modes when luminous level is predetermined level or more, and in the other of first and second modes when luminous level is less than predetermined level. | 02-26-2015 |
20150054420 | LIGHTING DEVICE AND ILLUMINATION APPARATUS USING THE SAME - A controller has a first mode and a second mode. First mode is of generating a PWM signal that has a duty ratio to be changed according to a luminous level for a light emitting element and has a constant amplitude. Second mode is of generating a PAM signal that has a constant duty ratio and has an amplitude to be changed according to the luminous level for the light emitting element. Controller is configured to apply one of PWM signal in first mode and PAM signal in second mode to a control terminal of a switching element, when the luminous level is a predetermined level or more. Controller is configured to apply the other of PWM signal in first mode and PAM signal in second mode to the control terminal of the switching element, when the luminous level is less than the predetermined level. | 02-26-2015 |