Patent application number | Description | Published |
20090128650 | Imaging Device - An imaging device includes: an imaging element which comprises a plurality of pixels capable of switching between a linear conversion operation for linearly converting incident light into an electric signal and a logarithmic conversion operation for logarithmically converting the incident light into an electric signal, according to an incident light quantity; an operation section which is operated for changing an inflection point, the inflection point is a boundary between a linear region and a logarithmic region of output signals of the imaging element; and an inflection point changing section which changes the inflection point of the imaging element according to an operation of the operation unit. | 05-21-2009 |
20090141139 | Imaging Device - An imaging device including: an imaging element which comprises a plurality of pixels capable of switching between a linear conversion operation for linearly converting incident light into an electric signal and a logarithmic conversion operation for logarithmically converting the incident light into an electric signal, according to an incident light quantity; a monitor to display an image obtained by the imaging element; an operation section which is operated for specifying an arbitrary area of the image displayed on the monitor; and an inflection point changing section which evaluates an output signal of the imaging element in the specified area, and changes the inflection point which is a boundary between a linear region and a logarithmic region in the output signal of the imaging element, based on an evaluation result of the output signal. | 06-04-2009 |
20090222109 | POSITION CONTROL APPARATUS INCLUDING ITERATIVE LEARNING CIRCUIT, EXPOSURE APPARATUS, METHOD FOR MANUFACTURING DEVICE, AND ITERATIVE LEARNING METHOD FOR USE IN POSITION CONTROL APPARATUS HAVING ITERATIVE LEARNING CIRCUIT INCLUDING LEARNING FILTER - A position control apparatus includes a detecting unit configured to detect a position of a control target, a subtracting unit configured to subtract an output of the detecting unit from a target value, an iterative learning control circuit including a filter into which a deviation between the output of the detecting unit and the target value is input, where the iterative learning control circuit feeds forward a control input to the control target, and a parameter computing unit configured to compute a variation in a parameter of the control target. A characteristic of the filter is computed in accordance with the variation in the parameter of the control target. | 09-03-2009 |
20100135545 | IMAGE PROCESSING METHOD, IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING PROGRAM - Disclosed are an image processing method, an image processing apparatus, and an image processing program which perform appropriate gradation processing in each brightness region while gradation continuity is maintained. The image processing apparatus which applies image processing including gradation conversion processing to image data, the image processing apparatus having: an image processing section for applying image processing to the image data based on each of a plurality of different gradation conversion processing characteristics, thereby generating a plurality of image-processed image data; a synthesis ratio calculating section for calculating the synthesis ratios of the plurality of image-processed image data by referencing image information of the image data prior to image processing; and a synthesis section for synthesizing the plurality of image-processed image data based on the synthesis ratios, thereby generating image data to be outputted. | 06-03-2010 |
20100198371 | CONTROL DEVICE - A control device includes an iterative learning control circuit that includes first and second learning filters to which a synchronization error is input and is configured to feed forward a control input to a first control target based on an output of the first learning filter and to feed forward a control input to a second control target based on an output of the second learning filter. Each of the first and second learning filters includes transfer functions of the first and second control targets and transfer functions of controllers of the first and second control circuits. | 08-05-2010 |
20120072025 | ROBOT APPARATUS - There is provided a robot apparatus that can rapidly obtain an ellipse indicating a stiffness characteristic, even if lengths of two links are different from each other. | 03-22-2012 |
20120072026 | ROBOT SYSTEM CONTROLLING METHOD, ROBOT SYSTEM, AND CONTROL APPARATUS FOR QUADRUPEDAL ROBOT - An object of the present invention is to provide a robot system controlling method and robot system which perform link angle control and joint stiffness control through feedback control. | 03-22-2012 |
20130003101 | IMAGE FORMING SYSTEM, CONTROLLER AND RASTERIZATION ACCELERATOR - An image forming system comprising: a controller, provided with a list creation means to create a display list by analyzing PDL data decompression means to decompress compressed image data, a drawing means to execute drawing based on the image data, and a print data creation means to create the print data based on the image data for sending the print data to a printer; and a rasterization accelerator, provided with a second drawing means to execute drawing processing based on the display list, and a compression means to compress the image data drawn by the second drawing unit, for sending the image data to the controller, wherein the rasterization accelerator comprises determination means for determining, based on the information of the display list, whether to execute or not the compression of the image data, and a compression method in case of executing the compression. | 01-03-2013 |
20130027735 | IMAGE FORMING APPARATUS, ACCELERATOR AND IMAGE FORMING METHOD - Disclosed is an image forming apparatus that makes it possible to suppress the scale enlargement of the electric circuit, so as to make the apparatus highly flexible. The apparatus forms an image based on image data acquired by applying a rendering operation to depiction commands and includes: a converting section to convert input data to the depiction commands; a first rendering section to apply the rendering operation to a first depiction command; a second rendering section to apply the rendering operation to a second depiction command; a reading section to read out first information from the storage section; a determining section to determine whether the first rendering section or the second rendering section should apply the rendering operation to each of the depiction commands; and a control, section to make either the first rendering section or the second rendering section apply the rendering operation to each of the depiction commands. | 01-31-2013 |
20130211595 | CONTROL METHOD OF ROBOT APPARATUS AND ROBOT APPARATUS - A control method of a robot apparatus, the robot apparatus including a link and a pair of actuators, obtaining each driving force command value of each of the actuators, and controlling each of the actuators, the control method including: a torque command value calculation step of using the target stiffness, the target trajectory, angular velocity of the target trajectory, and angular acceleration of the target trajectory to calculate a torque command value; a determination step of determining whether each of the driving force command values is a value 0 or greater; a change step of performing at least one of a change of increasing the target stiffness and a change of reducing the angular acceleration; and a driving force command value calculation step of using the target stiffness and the torque command value to calculate each of the driving force command values. | 08-15-2013 |
20130211596 | CONTROL METHOD OF ROBOT APPARATUS AND ROBOT APPARATUS - A control method of a robot apparatus, the robot apparatus including a link and a pair of actuators, obtaining each driving force command value of each of the actuators, and controlling each of the actuators, the control method including: a torque command value computation step; a change computation step of computing a difference between the joint stiffness command value and a value and performing a computation of subtracting a value from the joint stiffness command value; an iterative step of iterating the computations of the torque command value computation step and the change computation step until the difference converges to a value equal to or smaller than a predetermined value; and a driving force command value computation step to compute each of the driving force command values when the difference is converged to a value equal to or smaller than the predetermined value. | 08-15-2013 |
20130308962 | IMAGE FORMING APPARATUS AND METHOD FOR CONTROLLING DRIVE CONDITION OF BELT - A control apparatus executes feedback control on an endless belt driven in a condition having a periodic disturbance to compensate an influence of the periodic disturbance. Detecting that a disturbance other than the periodic disturbance is added to the belt during the feedback control, the control apparatus obtains phase angles of the periodic disturbance on the timing when the other disturbance is added. Then, the based on the phase angles of the periodic disturbance thus obtained, the control apparatus obtains interpolation coefficients that respectively interpolate values of feedforward inputs in the case when the other disturbance is added at the time when the phase angles of the periodic disturbance stored in a memory are a plurality of typical angles, and adds values obtained by adding values obtained by multiplying the interpolation coefficients respectively by the feedforward inputs to a control value of feedback control as a correction value. | 11-21-2013 |
20130345877 | ROBOT AND ROBOT CONTROL METHOD - Provided are a robot and a robot control method in which highly accurate positioning of a link is enabled without losing flexibility of a joint. | 12-26-2013 |
20140288703 | ROBOTICS APPARATUS, ROBOT CONTROL METHOD, PROGRAM, AND RECORDING MEDIUM - The robotics apparatus includes an f | 09-25-2014 |
20140303777 | ROBOT DEVICE, ROBOT CONTROL METHOD, PROGRAM, RECORDING MEDIUM, AND CONTROL DEVICE - A joint torque computing unit computes joint torque T | 10-09-2014 |
20140316575 | ROBOT DEVICE, ROBOT CONTROL METHOD, PROGRAM, AND RECORDING MEDIUM - A joint torque computing unit computes a joint torque T | 10-23-2014 |
20150088161 | CONTROL APPARATUS AND TENDON-DRIVEN DEVICE - An apparatus including a tendon-driven device such as an endoscope comprising a bendable body, a tendon attached to and extending a length of said body, and an actuator that will actuate said tendon based on a control signal from a controller. The controller is configured to send said control signal to said actuator and comprises a forward-kinematic-mapping unit that estimates an angular displacement, wherein the kinematic-mapping unit is configured for: providing a tension value of the tendon to obtain a desired angular displacement wherein the tension has a nonlinear relationship with the desired angular displacement based on information of friction where the tension is greater that would be calculated without including the effect of friction. The friction coefficient may be determined as it changes over time. | 03-26-2015 |