Patent application number | Description | Published |
20100002109 | IMAGING APPARATUS, METHOD FOR CONTROLLING THE IMAGING APPARATUS, AND COMPUTER-READABLE STORAGE MEDIUM STORING THE SAME - An imaging apparatus includes an image sensor configured to capture an image of a subject, a finder optical system configured to enable a photographer to optically observe the subject, a light-metering unit configured to perform a light-metering operation for a light flux that enters the finder optical system, an image display unit disposed in the finder optical system and configured to display an image of the subject captured by the image sensor and to enable the photographer to observe an image of the subject captured by the image sensor when the photographer looks in the finder optical system, and a control unit configured to prevent the image display unit from performing the display of the image when the light-metering unit performs the light-metering operation. | 01-07-2010 |
20110022403 | SOUND RECORDING APPARATUS AND METHOD - A sound recording apparatus having a driving unit generates a sound signal from an input sound, detects the level of the sound signal, adjusts the level of the generated sound signal at an amplification factor corresponding to the detected level, and processes the adjusted sound signal to prevent an amplified sound signal from containing a sound signal generated upon driving the driving unit. The sound recording apparatus controls to replace a sound signal in a predetermined period after instructing driving of the driving unit with a signal calculated from a sound signal in the first period after the predetermined period, and to substantially equalize an amplification factor when driving of the driving unit is instructed and that in the first period. | 01-27-2011 |
20110169997 | SOLID-STATE IMAGE SENSING ELEMENT AND IMAGE SENSING APPARATUS - An image sensor that output a signal for detecting a focus state of a photographing lens. The image sensor includes a microlens; a light-receiving pixel; a first focus state detection pixel pair for outputting a focus state detection signal, in which aperture areas of the first focus state detection pixel pair are small in comparison to the light-receiving pixel; and a second focus state detection pixel pair for outputting a focus state detection signal, in which aperture areas of the second focus state detection pixel pair are small in comparison to the light-receiving pixel, wherein the second focus state detection pixel pair is arranged at a position that is shifted by a predetermined amount relative to each aperture position, with respect to the microlens of the first focus state detection pixel pair. | 07-14-2011 |
20110176032 | AUDIO SIGNAL PROCESSING APPARATUS AND AUDIO SIGNAL PROCESSING SYSTEM - An audio signal processing apparatus does not drive a drive unit in a period during which an audio signal used for noise reduction processing is acquired, or does not stop a recording operation until the audio signal used for noise reduction processing is acquired. | 07-21-2011 |
20120133784 | IMAGING APPARATUS AND AUDIO PROCESSING APPARATUS - An audio signal acquired by an audio acquisition unit during a predetermined period from when a drive signal has been output is analyzed, and a noise reduction period is determined based on a specific frequency component included in the audio signal of the predetermined period. The noise generated in the noise reduction period is then reduced from the audio signal acquired by the audio acquisition unit. | 05-31-2012 |
20120148063 | AUDIO PROCESSING APPARATUS, AUDIO PROCESSING METHOD, AND IMAGE CAPTURING APPARATUS - An audio processing apparatus includes a first microphone, a second microphone, and a masking unit configured to mask movement of air from outside of the apparatus to the second microphone. A filter coefficient is estimated and learned so as to minimize the difference between the output signal of the first microphone and the output signal of the second microphone, thereby suppressing a reverberation component generated in the closed space between the masking unit and the second microphone out of the output signal of the second microphone. | 06-14-2012 |
20120207315 | AUDIO PROCESSING APPARATUS AND METHOD OF CONTROLLING THE AUDIO PROCESSING APPARATUS - An audio processing apparatus includes first and second audio pickup units. The second audio pickup unit includes an audio resistor provided to cover a sound receiving portion to suppress external wind introduction while passing an external audio. A first filter attenuates a signal having a frequency lower than a first cutoff frequency of the output signal of a first A/D converter. A second filter attenuates a signal having a frequency higher than a second cutoff frequency of the output signal of a second A/D converter. A third filter is provided between the first audio pickup unit and the first A/D converter to attenuate a signal having a frequency lower than a third cutoff frequency for suppressing the wind noise. | 08-16-2012 |
20120257779 | AUDIO PROCESSING DEVICE - An audio processing device including a first audio collecting unit configured to convert an audio vibration into an electric signal and acquire an audio signal includes a shielding unit having a predetermined resonant frequency that shields the first audio collecting unit from an influence of airflow outside the device; and an acquiring unit configured to acquire, as a first audio signal, an audio signal in a predetermined frequency band lower than the resonant frequency of the shielding unit from among the audio signal acquired by the first audio collecting unit that is shielded from the influence of the air flow outside the device by the shielding unit. | 10-11-2012 |
20130141598 | AUDIO PROCESSING APPARATUS, AUDIO PROCESSING METHOD AND IMAGING APPARATUS - A processor combines a first predicted signal generated based on an audio signal in an interval preceding a noise detection interval, and a second predicted signal generated based on an audio signal in an interval succeeding the noise detection interval, based on the ratio between the periodicity of the audio signal in the interval preceding the noise detection interval, and the periodicity of the audio signal in the interval succeeding the noise detection interval. The processor replaces the audio signal in the noise detection interval with the combined signal. | 06-06-2013 |
20130141599 | AUDIO PROCESSING APPARATUS, AUDIO PROCESSING METHOD AND IMAGING APPARATUS - An audio processing apparatus including: an obtaining unit configured to obtain audio signals; and a processor configured to process the audio signals, wherein if it is not determined that the audio signals contain an abnormal value, the processor calculates a next sample value based on a predetermined number of sample values of the audio signals obtained by the obtaining unit, and wherein if it is determined that the audio signals contain an abnormal value, the processor uses the calculated next sample value so as to calculate a further next sample value. | 06-06-2013 |
20140293095 | IMAGE CAPTURING APPARATUS, SIGNAL PROCESSING APPARATUS AND METHOD - A signal processing apparatus reduces noise by generating an interpolated signal for a noise-containing period using audio signals in periods before and after the noise-containing period, and replacing an audio signal in the noise-containing period with the interpolated signal. Here, the signal processing apparatus determines whether a phoneme is the same or different between before and after the noise-containing period, and controls a method for generating the interpolated signal in accordance with a result of the determination. | 10-02-2014 |
Patent application number | Description | Published |
20090092513 | Ferritic Stainless Steel Sheet Superior in Heat Resistance - The present invention provides, as a material superior in heat resistance in a hot environment where the maximum temperature of the exhaust gas becomes 750 to 900° C., ferritic stainless steel sheet superior in heat resistance in a broad temperature region of 750 to 900° C. with long term stability by a smaller amount of addition of Mo than SUS444 containing about 2% of expensive Mo, that is, ferritic stainless steel sheet superior in heat resistance characterized by containing, by mass %, C: 0.01% or less, N: 0.02% or less, Si: 0.05 to 1%, Mn: 0.1 to 2%, Cr: 10 to 30%, Mo: 0.1 to 1%, Cu: 1 to 2%, Nb: 0.2 to 0.7%, Ti: 0.01 to 0.3%, and B: 0.0002 to 0.0050%, having a balance of Fe and unavoidable impurities, and having a 0.2% yield strength at 750° C. of 70 MPa or more. | 04-09-2009 |
20090160217 | Structural component for automobile, two-wheeled vehicle or railcar excellent in impact-absorption property, shape fixability and flange cuttability, and method for producing the same - The invention provides structural component for an automobile, two-wheeled vehicle or railcar excellent in impact-absorption property, shape fixability and flange cuttability, and method for producing the same, which structural component has a hat-like shape including vertical walls and flanges, wherein distal ends of the flanges contain 20 vol % or greater of austenite phase and have a cross-section hardness expressed as Vickers harness of 150˜350, and a center regions of the vertical walls have, in a common cross-section with the flanges, a content of deformation-induced martensite phase exceeding that of the distal ends of the flanges by 10 vol % or greater and a cross-section hardness expressed as Vickers hardness that exceeds that of the distal ends of the flanges by 50 or greater. | 06-25-2009 |
20100218856 | Cr-Containing Steel Superior in Heat Fatigue Charateristics - The present invention provides Cr-containing steel superior in heat fatigue characteristics, that is, Cr-containing steel superior in heat fatigue characteristics, characterized by containing, by mass %, C: 0.01% or less, N: 0.015% or less, Si: 0.8 to 1.0%, Mn: 0.2 to 1.5%, P: 0.03% or less, S: 0.01% or less, Ni: 0.2% or less, Cu: 0.2% or less, Cr: 13 to 15%, Mo: 0.1% or less, Nb: 0.3 to 0.5%, Ti: 0.05 to 0.2%, V: 0.01 to 0.2%, Al: 0.015 to 1.0%, and B: 0.0002 to 0.0010%, satisfying (Nb+1.9×Ti)/(C+N)≦50, and having a balance of Fe and unavoidable impurities, wherein a 0.2% yield strength at 800° C. after aging at 800° C. for 100 hours or more is 20 MPa or more and a drawability value at 200° C. is 35% or more and wherein a soluble Nb amount+soluble Ti amount after aging at 800° C. for 100 hours or more is 0.08% or more. | 09-02-2010 |
20100233015 | Stainless Steel Sheet for Structural Components Excellent in Impact Absorption Property - This invention provides a steel sheet for structural components excellent in impact absorption property comprising, in mass %, C: 0.005 to 0.05%, N: 0.01 to 0.30%, Si: 0.1 to 2%, Mn: 0.1 to 15%, Ni: 0.5 to 8%, Cu: 0.1 to 5%, Cr: 11 to 20%, Al: 0.01 to 0.5%, and a balance of Fe and unavoidable impurities, wherein Md | 09-16-2010 |
20100294402 | FERRITE-AUSTENITE STAINLESS STEEL SHEET FOR STRUCTURAL COMPONENT EXCELLENT IN WORKABILITY AND IMPACT-ABSORBING PROPERTY AND METHOD FOR PRODUCING THE SAME - This stainless steel sheet includes, in terms of mass %, C: 0.001 to 0.1%, N: 0.01 to 0.15%, Si: 0.01 to 2%, Mn: 0.1 to 10%, P: 0.05% or less, S: 0.01% or less, Ni: 0.5 to 5%, Cr: 10 to 25%, and Cu: 0.5 to 5%, with a remainder being Fe and unavoidable impurities, and contains a ferrite phase as a main phase and 10% or more of an austenite phase, wherein a work-hardening rate in a strain range of up to 30% is 1000 MPa or more which is measured by a static tensile testing and a difference between static and dynamic stresses which occur when 10% of deformation is caused is 150 MPa or more. This method for producing a stainless steel includes annealing a cold-rolled steel sheet under conditions where a holding temperature is set to be in a range of 950 to 1150° C. and a cooling rate until 400° C. is set to be in a range of 3° C./sec or higher. | 11-25-2010 |
Patent application number | Description | Published |
20100150770 | Stainless Steel Excellent in Corrosion Resistance, Ferritic Stainless Steel Excellent in Resistance to Crevice Corrosion and Formability, and Ferritic Stainless Stee Excellent in Resistance to Crevice Corrosion - The stainless steel of the first embodiment includes C: 0.001 to 0.02%, N: 0.001 to 0.02%, Si: 0.01 to 0.5%, Mn: 0.05 to 0.5%, P: 0.04% or less, S: 0.01% or less, Ni: more than 3% to 5%, Cr: 11 to 26%, and either one or both of Ti: 0.01 to 0.5% and Nb: 0.02 to 0.6%, and contains as the remainder, Fe and unavoidable impurities. The stainless steel of the second embodiment has an alloy composition different from those of the first and third embodiments and satisfies the formula (A): Cr+3Mo+6Ni≧23 and formula (B): Al/Nb≧10 and contains as the remainder, Fe and unavoidable impurities. The stainless steel of the third embodiment has an alloy composition different from those of the first and second embodiments and includes either one or both of Sn: 0.005 to 2% and Sb: 0.005 to 1% and contains as the remainder, Fe and unavoidable impurities. | 06-17-2010 |
20110110812 | FERRITE STAINLESS STEEL FOR USE IN PRODUCING UREA WATER TANK - This ferrite stainless steel for use in producing a urea water tank includes: in terms of mass %, C: 0.05% or less; N: 0.05% or less; Si: 0.02 to 1.5%; Mn: 0.02 to 2%; Cr: 15 to 23%; and either one or both of Nb and Ti at a content within a range of 8(C+N) to 1% (herein, C and N represent the contents of C and N (expressed by mass %), respectively, and the numerical values shown in front of the atomic symbols represent constant numbers), with the remainder being iron and unavoidable impurities, wherein an effective amount of Cr expressed by any one of the following Equations (I), (II), and (III) is 15% or more (herein, the atomic symbols in Equations (I) to (III) represent the contents of the elements (expressed by mass %), and the numerical values shown in front of the atomic symbols represent constant numbers). Here, the effective amount of Cr=Cr+4Si−2Mn in the case where only Nb is contained, the effective amount of Cr=Cr+4Si−2Mn−10Ti in the case where only Ti is contained, and the effective amount of Cr=Cr+4Si−2Mn−(10Ti−3Nb) in the case where both of Nb and Ti are contained. | 05-12-2011 |
20130039801 | MARTENSITIC STAINLESS STEEL WITH EXCELLENT WELD CHARACTERISTICS, AND MARTENSITIC STAINLESS STEEL MATERIAL - This martensitic stainless steel contains, in terms of percent by mass: C: 0.003% to 0.03%; Si: 0.01% to 1.0%; Mn: 3.0% to 6.0%; P: 0.05% or less; S: 0.003% or less; Ni: 1.0% to 3.0%; Cr: 15.0% to 18.0%; Mo: 0% to 1.0%; Cu: 0% to 2.0%; Ti: 0% to 0.05%; N: 0.05% or less; Al: 0.001% to 0.1%; and O: 0.005% or less, with a remainder being Fe and inevitable impurities, wherein a total amount of C and N is in a range of 0.060% or less, γ | 02-14-2013 |
20130288074 | ALLOYING ELEMENT-SAVING HOT ROLLED DUPLEX STAINLESS STEEL MATERIAL, CLAD STEEL PLATE HAVING DUPLEX STAINLESS STEEL AS CLADDING MATERIAL THEREFOR, AND PRODUCTION METHOD FOR SAME - This alloying element-saving hot rolled duplex stainless steel material contains, by mass %, C: 0.03% or less, Si: 0.05% to 1.0%, Mn: 0.5% to 7.0%, P: 0.05% or less, S: 0.010% or less, Ni: 0.1% to 5.0%, Cr: 18.0% to 25.0%, N: 0.05% to 0.30% and Al: 0.001% to 0.05%, with a remainder being Fe and inevitable impurities, wherein the alloying element-saving hot rolled duplex stainless steel material is produced by hot rolling, a chromium nitride precipitation temperature TN is in a range of 960° C. or lower, a yield strength is 50 MPa or more higher than that of a hot rolled steel material which is subjected to a solution heat treatment, and the alloying element-saving hot rolled duplex stainless steel material is as hot rolled state, and is not subjected to a solution heat treatment. This clad steel plate includes a duplex stainless steel as a cladding material, the duplex stainless steel has the above composition, and the chromium nitride precipitation temperature TN is in a range of 800° C. to 970° C. | 10-31-2013 |
20140255244 | DUPLEX STAINLESS STEEL, DUPLEX STAINLESS STEEL SLAB, AND DUPLEX STAINLESS STEEL MATERIAL - One aspect of this duplex stainless steel contains, in mass %, C: 0.03% or less, Si: 0.05% to 1.0%, Mn: 0.1% to 7.0%, P: 0.05% or less, S: 0.0001% to 0.0010%, Ni: 0.5% to 5.0%, Cr: 18.0% to 25.0%, N: 0.10% to 0.30%, Al: 0.05% or less, Ca: 0.0010% to 0.0040%, and Sn: 0.01% to 0.2%, with the remainder being Fe and inevitable impurities, wherein a ratio Ca/O of the amounts of Ca and O is in a range of 0.3 to 1.0, and a pitting index PI shown by formula (1) is in a range of less than 30, | 09-11-2014 |