Patent application number | Description | Published |
20080235008 | Sound Masking System and Masking Sound Generation Method - In a masking sound generation apparatus, a CPU analyzes a speech utterance speed of a received sound signal. Then, the CPU copies the received sound signal into a plurality of sound signals and performs the following processing on each of the sound signals. Namely, the CPU divides each of the sound signals into frames on the basis of a frame length determined on the basis of the speech utterance speed. Reverse process is performed on each of the frames to replace a waveform of the frame with a reverse waveform, and a windowing process is performed to achieve a smooth connection between the frames. Then, the CPU randomly rearranges the order of the frames and mixes the plurality of sound signals to generate a masking sound signal. | 09-25-2008 |
20080243492 | VOICE-SCRAMBLING-SIGNAL CREATION METHOD AND APPARATUS, AND COMPUTER-READABLE STORAGE MEDIUM THEREFOR - Original voice uttered in a first space is acquired via a microphone and a series of digital waveform data of the acquired original voice are obtained. The waveform data are sequentially segmented into plural frames and the waveform data of the individual frames are written into a memory. In parallel with writing, into the memory, of the waveform data, individual ones of the frames already written in the memory are sequentially or randomly selected and read out in a direction opposite to a direction the waveform data of the frame have been written so that a reverse-reproduced voice signal is generated. As the original voice is transmitted, as a leaked voice from the first space to a second space near the first space, a scrambling voice based on the reverse-reproduced voice signal is spatially mixed with the leaked voice in the second space. | 10-02-2008 |
20100150372 | Loudspeaker system - A hands-free loudspeaker system which is capable of achieving high-quality voice amplification without requiring a human speaker to move to a microphone or a microphone to be moved to a human speaker. A microphone whose input level has continued to be above a threshold value for not shorter than a predetermined time period is detected, based on input signals from dispersedly arranged microphones. An input signal from the microphone is selected and outputted to a loudspeaker at an output level or with a delay time, according to a location of the loudspeaker. A preset lowest threshold level is initially set to the threshold value, and an input level of the microphone higher than the threshold value is newly set to the same, while when the input level is lower than the threshold value, a lower value is set to the same in a step-by-step manner. | 06-17-2010 |
20120016665 | SOUND MASKING SYSTEM AND MASKING SOUND GENERATION METHOD - In a masking sound generation apparatus, a CPU analyzes a speech utterance speed of a received sound signal. Then, the CPU copies the received sound signal into a plurality of sound signals and performs the following processing on each of the sound signals. Namely, the CPU divides each of the sound signals into frames on the basis of a frame length determined on the basis of the speech utterance speed. Reverse process is performed on each of the frames to replace a waveform of the frame with a reverse waveform, and a windowing process is performed to achieve a smooth connection between the frames. Then, the CPU randomly rearranges the order of the frames and mixes the plurality of sound signals to generate a masking sound signal. | 01-19-2012 |
Patent application number | Description | Published |
20090147161 | REFLECTIVE SPATIAL LIGHT MODULATOR - The present invention relates to a reflective spatial light modulator enabling improvement of light resistance and prevention of damaging of the liquid crystal layer. The reflective spatial light modulator controls phases of the incident light and a reflected light while reflecting light made incident from a front side, and comprises a liquid crystal layer, a dielectric multilayer film, and a phase shift layer. The liquid crystal layer is filled with a liquid crystal comprised of a light modulating material, and modulates the incident light. The dielectric multilayer film reflects the incident light. The phase shift layer is disposed between the liquid crystal layer and the dielectric multilayer film to shift phases of the incident light and the reflected light at an interface of the liquid crystal layer. | 06-11-2009 |
20120206786 | LASER LIGHT SHAPING AND WAVEFRONT CONTROLLING OPTICAL SYSTEM - A laser light shaping and wavefront controlling optical system | 08-16-2012 |
20120206924 | LASER LIGHT SHAPING OPTICAL SYSTEM - A laser light shaping optical system | 08-16-2012 |
20130068742 | LASER MACHINING DEVICE AND LASER MACHINING METHOD - A laser machining device | 03-21-2013 |
20130341308 | ABERRATION-CORRECTING METHOD, LASER PROCESSING METHOD USING SAID ABERRATION-CORRECTING METHOD, LASER IRRADIATION METHOD USING SAID ABERRATION-CORRECTION METHOD, ABERRATION-CORRECTION DEVICE AND ABERRATION-CORRECTING PROGRAM - In an aberration-correcting method according to an embodiment of the present invention, in an aberration-correcting method for a laser irradiation device | 12-26-2013 |
20140348190 | METHOD FOR DESIGNING LASER-LIGHT-SHAPING OPTICAL COMPONENT, METHOD FOR PRODUCING LASER-LIGHT-SHAPING OPTICAL COMPONENT, AND LASER-LIGHT-SHAPING OPTICAL SYSTEM - A method for designing an optical component for shaping laser light according to one embodiment of this invention measures the intensity distribution of an incident laser light, obtains the shapes in the short and long axial directions of a pair of aspheric lenses for each of the short and long axial directions of the incident laser light from the measured intensity distribution of the incident laser light and a desired intensity distribution, performs approximation of a high-order polynomial of the shapes in the short and long axial directions of the pair of aspheric lenses, corrects the high-order polynomials for the short or long axial directions using a correction factor, and obtains the shapes of the pair of aspheric lenses on the basis of the corrected high-order polynomials. | 11-27-2014 |
Patent application number | Description | Published |
20080211403 | Photomultiplier - The present invention relates to a photomultiplier having a structure that enables to perform high gain and satisfy higher required characteristics. In the photomultiplier, an electron-multiplying unit accommodated in a sealed container comprises a focusing electrode, an accelerating electrode, a dynode unit, and an anode. Particularly, at least the accelerating electrode and dynode unit are held unitedly in a state that at least a first-stage dynode and a second-stage included in the dynode unit are opposite directly to the accelerating electrode not through a conductive material. A conventional metal disk for supporting directly dynodes which are set to the same potential as that of the first-stage dynode is not placed between the accelerating electrode and dynode unit; thus, variations of the transit time of electrons may be drastically reduced while the electrons reach from the cathode to the second-stage dynode via the first-stage dynode. | 09-04-2008 |
20110221336 | PHOTOMULTIPLIER AND ITS MANUFACTURING METHOD - The present invention relates to a photomultiplier having a structure for making it possible to easily realize high detection accuracy and fine processing, and a method of manufacturing the same. The photomultiplier comprises an enclosure having an inside kept in a vacuum state, whereas a photocathode emitting electrons in response to incident light, an electron multiplier section multiplying in a cascading manner the electron emitted from the photocathode, and an anode for taking out a secondary electron generated in the electron multiplier section are arranged in the enclosure. A part of the enclosure is constructed by a glass substrate having a flat part, whereas each of the electron multiplier section and anode is two-dimensionally arranged on the flat part in the glass substrate. | 09-15-2011 |
20120274204 | PHOTOMULTIPLIER AND ITS MANUFACTURING METHOD - The present invention relates to a photomultiplier having a structure for making it possible to easily realize high detection accuracy and fine processing, and a method of manufacturing the same. The photomultiplier comprises an enclosure having an inside kept in a vacuum state, whereas a photocathode emitting electrons in response to incident light, an electron multiplier section multiplying in a cascading manner the electron emitted from the photocathode, and an anode for taking out a secondary electron generated in the electron multiplier section are arranged in the enclosure. A part of the enclosure is constructed by a glass substrate having a flat part, whereas each of the electron multiplier section and anode is two-dimensionally arranged on the flat part in the glass substrate. | 11-01-2012 |
20140111085 | PHOTOMULTIPLIER AND ITS MANUFACTURING METHOD - The present invention relates to a photomultiplier having a structure for making it possible to easily realize high detection accuracy and fine processing, and a method of manufacturing the same. The photomultiplier comprises an enclosure having an inside kept in a vacuum state, whereas a photocathode emitting electrons in response to incident light, an electron multiplier section multiplying in a cascading manner the electron emitted from the photocathode, and an anode for taking out a secondary electron generated in the electron multiplier section are arranged in the enclosure. A part of the enclosure is constructed by a glass substrate having a flat part, whereas each of the electron multiplier section and anode is two-dimensionally arranged on the flat part in the glass substrate. | 04-24-2014 |
Patent application number | Description | Published |
20140025242 | HYBRID VEHICLE - There is provided a hybrid vehicle that reliably prevents an increase in size or a breakage of a mechanism for fixing an output shaft of an engine and handles utilization as a plug-in HEV by effectively increasing drive power in an EV mode. | 01-23-2014 |
20140025243 | HYBRID VEHICLE - To protect an electricity storing means and improve engine startability at the same time by starting an engine while suppressing degradation of the electricity storing means as small as possible. Provided is a hybrid vehicle including: a charge state calculation means which calculates a charge state of the electricity storing means; a standard opening and closing means which turns off a contactor when the charge state calculated by the charge state calculation means is lower than a standard lower-limit value; and an engine startup opening and closing means which maintains the contactor in an on state when an engine startup signal is input even when the charge state calculated by the charge state calculation means is a value for turning off the contactor, wherein the contactor turning-on operation executed by the engine startup opening and closing means is executed when the charge state calculated by the charge state calculation means is higher than an engine startup lower-limit value set lower than the standard lower-limit value by a predetermined value. | 01-23-2014 |
20140032025 | HYBRID VEHICLE - Provided is a hybrid vehicle, wherein a control means ( | 01-30-2014 |
20140046527 | DRIVE CONTROL APPARATUS FOR HYBRID VEHICLE - An object of the present invention is to improve drivability and traveling feeling without influence of torque variation of an internal combustion engine on a drive torque while ensuring the compatibility with a driving force and charge/discharge by control. | 02-13-2014 |
20140052320 | DRIVE CONTROL DEVICE FOR HYBRID VEHICLE - An object of the present invention is to improve the drivability and the drive feeling by optimizing a change and a delay in the torque of an internal combustion engine so as not to influence driving torque at the time of decelerating the internal combustion engine as in the initial period of deceleration. The present invention includes a target driving power setting means, a target charge/discharge power setting means, a target engine power calculating means, a target engine operating point setting means, and a motor torque instruction value calculating means. The motor torque instruction value calculating means calculates torque instruction values of a plurality of motor generators using a torque balance equation and an electric power balance equation and allows feedback correction of the torque instruction values of the plurality of the motor generators to be performed such that an actual engine rotation speed converges on a target engine rotation speed, and a delaying means that delays the target engine torque applied to the motor torque instruction value calculating means in a case where a decrease in requested torque is determined is arranged. | 02-20-2014 |
20140058602 | HYBRID VEHICLE - It is an object of the invention to suppress a vibration generated by an abrupt change in motor torque when starting an engine. | 02-27-2014 |
20140058603 | DRIVE CONTROL APPARATUS OF HYBRID VEHICLE - In a drive control apparatus ( | 02-27-2014 |
20140058604 | DRIVE CONTROL DEVICE OF HYBRID VEHICLE - Objects are to set up control of a plurality of motor generators in a case where a battery is charged or discharged, to secure both a target driving force and target charging/discharging, and to have the breath of control of using electric power of the battery under a more specific condition. A target driving power setting means sets driving power corresponding to a state in which power assistance depending on the electric power of the battery is received as a maximal value of a target driving power in advance, a target engine power calculating means sets a maximal value of target engine power corresponding to a maximal output that can be output by an internal combustion engine in advance, compares the target engine power and the maximal value of the target engine power with each other, and updates the target engine power with a smaller value thereof, a target electric power calculating means calculating target electric power is arranged, and a motor torque instruction value calculating means calculates torque instruction values of the plurality of motor generators by using a torque balance equation including target engine torque and an electric power balance equation including the target electric power. | 02-27-2014 |
20140058605 | HYBRID VEHICLE - Provided is a hybrid vehicle, wherein a control means ( | 02-27-2014 |
20140058640 | VEHICLE CONTROL APPARATUS - A control unit ( | 02-27-2014 |
20140067180 | DRIVE CONTROL APPARATUS OF HYBRID VEHICLE - Ina drive control apparatus ( | 03-06-2014 |
20140074333 | CONTROL DEVICE FOR HYBRID VEHICLE - An object of the present invention is to perform control such that a crankshaft is stopped at a target crank angle at the time of stopping an engine of a hybrid vehicle. According to the present invention, a process is periodically performed in which a crank angle predicted stop position is calculated based on a target engine rotation speed reduction rate that is calculated in advance, a crank angle integration target value is calculated based on the crank angle predicted stop position, the target engine rotation speed reduction rate is recalculated based on the crank angle integration target value and an actual crank angle, a target crank angle is calculated based on the crank angle integration target value and the target engine rotation speed reduction rate, a crank deviation angle is calculated based on the target crank angle and the actual crank angle, crank angle feedback torque of the motor is calculated based on the crank angle deviation angle, and a torque instruction value of the motor is calculated by adding basic torque of the motor and the crank angle feedback torque when the engine is stopped. | 03-13-2014 |
20140074334 | ENGINE START CONTROL DEVICE FOR HYBRID VEHICLE - An object of the present invention is to start an engine while outputting a driving force requested from a driver. According to the present invention, there is provided an engine start control device of a hybrid vehicle including: a start-time target engine rotation speed calculating means; a start-time target engine torque calculating means; a target engine power calculating means that calculates target engine power based on the target engine rotation speed and the target engine torque; an accelerator operation amount detecting means; a vehicle speed detecting means; a target driving power calculating means that calculates target driving power based on the amount of the operation of the accelerator and the vehicle speed; a target electric power calculating means that sets a difference between the target driving power and the target engine power as target electric power; and a motor torque instruction value calculating means that calculates instruction torque values of a plurality of motor generators using a torque balance equation including the target engine torque and an electric power balance equation including the target electric power. | 03-13-2014 |
20140081499 | DRIVE CONTROL DEVICE OF HYBRID VEHICLE - Objects of the present invention is to improve the control accuracy of the SOC of the battery in consideration of the electric power losses of a plurality of motor generators and, in accordance therewith, to secure the protection performance of the battery and to increase the energy recovery efficiency according to the regeneration. In a drive control device of a hybrid vehicle including a motor torque instruction value calculating means, an electric power loss predicting means, an electric power upper limit/lower limit value calculating means, and a target electric power calculating means are arranged, and the motor torque instruction value calculating means calculates torque instruction values of a plurality of motor generators using a torque balance equation including target engine torque required at a target engine operating point and an electric power balance equation including target electric power. | 03-20-2014 |
20140081500 | DRIVE CONTROL DEVICE OF HYBRID VEHICLE - Objects of the present invention is to improve the control accuracy of the charge state of a battery in consideration of the electric power losses of a plurality of motor generators and, in accordance therewith, to secure the protection performance of the battery, and to increase the energy recovery efficiency according to the regeneration. According to the present invention, there is provided a drive control device of a hybrid vehicle in which an electric power loss predicting means and a target electric power calculating means are arranged, a target engine power calculating means calculates target engine power based on target driving power, target charge/discharge power, and estimated power that is an electric power loss, and a motor torque instruction value calculating means calculates torque instruction values of a plurality of motor generators using a torque balance equation including target engine torque and an electric power balance equation including the target electric power. In the electric power balance equation, electric power generated or consumed by the plurality of motor generators, the estimated power that is the electric power loss, and input/output electric power of the battery are included. | 03-20-2014 |
20140088807 | DRIVE CONTROL APPARATUS OF HYBRID VEHICLE - Ina drive control apparatus ( | 03-27-2014 |