Patent application number | Description | Published |
20080199983 | METHOD FOR MANUFACTURING A SEMICONDUCTOR LASER - A method of manufacturing semiconductor laser device including a GaN wafer includes forming a semiconductor layer on the GaN wafer and on which ridge portions are formed. Grooves are formed in the semiconductor layer such that each groove is disposed in line with the scribe marks, between each of the ridge portions and an upstream scribe mark. The grooves are curved and convex outwardly towards a downstream side, and each groove has an apex on a cleavage line. The side extending from the apex preferably does not form an angle of 60 degrees with respect to a cleavage direction or the cleavage line. | 08-21-2008 |
20080273556 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - A semiconductor light-emitting device includes a light generation unit generating light with an oscillation wavelength λ, a light outgoing facet from which light generated at the light generation unit emerges, a light reflecting facet at which light generated at the light generation unit is reflected, and a high reflection film at the light reflecting facet and made of a dielectric multilayered film of at least three layers. The high reflection film includes a first layer which is in contact with the light reflection facet, is constituted of Al | 11-06-2008 |
20080310473 | SEMICONDUCTOR LASER - A semiconductor laser is provided which emits laser light in which the intensity center of the far-field pattern in the horizontal direction does not vary with variation of the optical output and in which the shape of the far-field pattern in the horizontal direction is stable. The width of trenches is determined so that the magnitude (E | 12-18-2008 |
20090185595 | SEMICONDUCTOR LASER - A GaN laser, includes a coating film on a front end surface through which laser light is emitted. The coating film includes a first insulating film in contact with the front end surface and a second insulating film on the first insulating film. The optical film thickness of the second insulating film is an odd multiple of λ/4 with respect to the wavelength λ of laser light produced by the semiconductor laser. The adhesion of the first insulating film to GaN is stronger than the adhesion of the second insulating film; to GaN. The refractive index of the second insulating film is 2 to 2.3 thick. The first insulating film is 10 nm or less. The first insulating film is an oxide film having a stoichiometric composition. | 07-23-2009 |
20110183453 | METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - A method for manufacturing a semiconductor device includes forming a semiconductor laminated structure on a substrate as a wafer including semiconductor laser structures; forming a first groove between the semiconductor laser structures on a major surface of the wafer; separating the wafer to laser bars including at least two of the semiconductor laser structures arrayed in a bar shape, after forming the first groove; forming a second groove in the first groove of the laser bars, the second groove having a width no wider than the first groove; and separating one of the laser bars into respective semiconductor lasers along the second groove. | 07-28-2011 |
20110249694 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME - A semiconductor device includes a submount; a semiconductor laser mounted on the submount via solder in a junction-down manner. The semiconductor laser includes a semiconductor substrate, a semiconductor laminated structure containing a p-n junction, on the semiconductor substrate, and an electrode on the semiconductor laminated structure and joined to the submount via the solder. A high-melting-point metal or dielectric film is located between the submount and the semiconductor laminated structure and surrounds the electrode. | 10-13-2011 |
Patent application number | Description | Published |
20110224832 | CONTROL MODEL UPDATING DEVICE AND METHOD, AIR-CONDITIONER CONTROLLING SYSTEM, AND DATA SUITABILITY EVALUATING DEVICE - A control model calculating portion for calculating a control model using analysis data, a control model updating portion for updating by accepting the control model, and a data suitability evaluating portion for evaluating the suitability of analysis data are provided. The data suitability evaluating portion comprises a function characteristic prior knowledge storing portion for storing prior knowledge regarding a characteristic obtained in advance regarding the subject of control, a quadratic polynomial calculating portion for calculating a quadratic polynomial wherein the analysis data is approximated by a quadratic function, and a characteristic evaluating portion for comparing a characteristic of the quadratic polynomial, calculated by the quadratic polynomial calculating portion, to prior knowledge stored in the function characteristic prior knowledge storing portion. The control model updating portion updates the control model if the two match in the comparison. | 09-15-2011 |
20130030783 | PARAMETER DETERMINING METHOD AND DEVICE - An approximated objective function value calculator calculates individual estimated values for an evaluation parameter corresponding to individual values of a controlled parameter where the value of a non-controlled parameter is held constant at the current value in an approximated objective function estimated by an approximated objective function estimator. A proximity distance calculator calculates, as a proximity distance s for each individual value for the controlled parameter, a distance from each individual value for the controlled parameter, in a case where the value of the non-controlled parameter is held constant, to the analysis data having the nearest distance when projected onto an input variable space defined by the controlled parameter and the non-controlled parameter. An additional measurement point determining indicator calculator calculates an additional measurement point determining indicator P corresponding to each individual value of the controlled parameter as P=estimated value−α×s. | 01-31-2013 |
20150088327 | ENERGY SAVINGS FORECASTING METHOD AND DEVICE - An energy-savings forecasting device includes a provisional savings calculating portion that calculates, based on a simulation model, provisional savings that is obtained when switching from a normal operation to an energy-saving operation, an adjustment factor calculating portion that calculates an adjustment factor by comparing the energy demands calculated by the simulation model and a data model when under normal operation, and a forecasted savings calculating portion that calculates the forecasted savings that is obtained when switching from normal operation to the energy-saving operation, through adjusting the provisional savings by the adjustment factor. | 03-26-2015 |
Patent application number | Description | Published |
20090126127 | Azo compound and salt thereof, and dye-containing polarizing film comprising the compound or salt - Disclosed is an azo compound represented by the general formula (1) or a salt thereof: | 05-21-2009 |
20110060134 | Azo Compound And Salt Thereof, And Dye-Containing Polarizing Film Comprising The Compound Or Salt - Disclosed is an azo compound represented by the general formula (1) or a salt thereof: | 03-10-2011 |
20110063546 | Azo Compound And Salt Thereof, And Dye-Containing Polarizing Film Comprising The Compound Or Salt - Disclosed is an azo compound represented by the general formula (1) or a salt thereof: | 03-17-2011 |
20110075076 | Azo Compounds, And Dye-Based Polarizing Films And Polarizing Plates Comprising The Same - Azo compounds represented by formula (1) or (2) (In the formulas, A represents a phenyl group or naphthyl group that has at least 1 substituent. R | 03-31-2011 |
20110164208 | Azo Compound And Salts Thereof, As Well As Dye-Based Polarization Films And Polarizing Plates Comprising The Same - Azo compounds represented by formula (1) (In the formula, R | 07-07-2011 |
20140029099 | Azo Compound And Salt Thereof, And Dye-Containing Polarizing Film Comprising The Compound Or Salt - Disclosed is an azo compound represented by the general formula (1) or a salt thereof: | 01-30-2014 |
20150331148 | Azo Compound, Dye-Based Polarizing Film And Polarizing Plate - The present invention relates to an azo compound represented by the following formula (1), [wherein, A represents a phenyl group which may have a substituent, R | 11-19-2015 |
20150337134 | Azo Compound And Salt Thereof, And Dye-Based Polarizing Film And Polarizing Plate Containing The Same - The present invention relates to an azo compound represented by the following formula (1) [wherein, A represents a naphthyl group having a substituent, R | 11-26-2015 |
20160103362 | Azo Compound and Salt Thereof, And Dye-Based Polarizing Film And Polarizing Plate Containing The Same - The present invention relates to an azo compound represented by the following formula (1) [wherein, A represents a naphthyl group having a substituent, R | 04-14-2016 |
20160109619 | Azo Compound, Dye-Based Polarizing Film And Polarizing Plate - The present invention relates to an azo compound represented by the following formula (1), [wherein, A represents a phenyl group which may have a substituent, R | 04-21-2016 |
Patent application number | Description | Published |
20140253788 | IMAGING DEVICE, MOTOR DRIVING DEVICE AND IMAGING METHOD - In an imaging device having a driving device using a stepping motor, improvement in recovery speed after a step out of the motor is realized. An imaging device having a driving device which carries out lens driving, diaphragm driving or pan-tilt-zoom driving with a stepping motor, includes: a motor driving unit which controls a current or voltage supplied to an exciting coil of the stepping motor; a system control unit which outputs a motor driving stop instruction to the motor driving unit; and a detection unit which detects a current or voltage flowing through the exciting coil after the stop instruction is outputted. The system control unit finds a direction of correction and an amount of correction to recover from a movement of a rotor due to a step out of the stepping motor, based on the current or voltage detected by the detection unit, and moves the stepping motor based on the direction of correction and the amount of correction. | 09-11-2014 |
20150022708 | IMAGING APPARATUS, IMAGING METHOD AND IMAGING SYSTEM - An imaging apparatus that performs focus control includes a signal conversion processing part that converts a subject image into a video signal, an image acquisition part that acquires the video signal output from the signal conversion processing part, a focusing area setting part that sets a focusing area as an evaluation value calculation area on an imaging screen acquired by the image acquisition part, an effective range selection part that obtains effective code density in an image of the focusing area with respect to each lens position while moving the lens and determines whether or not the lens position is in an effective range suitable for focusing based on the effective code density, and a focusing degree calculation part that obtains a focusing degree in the lens position when a determination that the lens position is located in the effective range is made in the effective range selection part. | 01-22-2015 |
20150189155 | FOCUS CONTROL APPARATUS AND METHOD - A focus control apparatus that achieves a focused state even when a subject is a point light source includes a contrast signal generator that divides a captured image screen into a plurality of areas, extracts a frequency component based on a video signal for each of the divided areas, and generates a first contrast signal based on the frequency component. A controller extracts a luminance intensity based on the video signal for each of the divided areas, determines, for each of the divided areas, a second contrast signal generated by increasing or decreasing the magnitude of the first contrast signal from the divided area based on the magnitude of the luminance intensity, determines a lens position evaluation value that is the sum of the second contrast signals, and performs the focus control based on the lens position evaluation value. | 07-02-2015 |
20150207982 | IMAGING APPARATUS, IMAGING METHOD, AND FOCUS CONTROL APPARATUS - A change in a subject is quickly sensed and a focusing lens is driven with degradation in durability and out-of-focus states of output video images due to driving of the focusing lens more than necessary avoided. To achieve the object described above, the invention relates to an imaging apparatus that controls a focusing lens based on a contrast signal provided from a video signal and includes a controller that performs first evaluation based on comparison between the value of the contrast signal and the value of a main threshold, performs second evaluation after the first evaluation based on comparison between the value of the contrast signal and a sub-threshold that is greater or smaller than the main threshold and is set to decrease or increase with the lapse of time, and performs focus control on the focusing lens based on a result of the second evaluation. | 07-23-2015 |
20150215518 | IMAGING APPARATUS, IMAGING METHOD, AND FOCUS CONTROL APPARATUS - A focus control apparatus reduces the degree of out-of-focus of an image of an intense point light source during zooming in contrast-based autofocus control. A zooming lens moves in an optical axis direction to perform magnification change and a focusing lens moves in the optical axis direction to perform focus adjustment and is driven in accordance with a trace curve corresponding to the distance to a subject. A controller evaluates, during the magnification change operation, based on the rate of change in the number of high-luminance pixels at which the number of high-luminance pixels in an output image from the imaging apparatus changes with the zoom magnification, whether or not the focusing lens is driven in accordance with a trace curve corresponding to the distance to the subject before the magnification change operation is performed or a trace curve corresponding to a distance to the subject of infinity. | 07-30-2015 |