Patent application number | Description | Published |
20090015451 | FLASH A/D CONVERTER - A flash A/D converter includes a reference voltage generator for generating a plurality of reference voltages, a first group of amplifiers having a plurality of amplifiers each of which amplifies a difference voltage between each reference voltage generated by the reference voltage generator and a voltage of an input signal, and a second group of amplifiers having a plurality of amplifiers. Each amplifier of the first group of amplifiers is a differential amplifier having a differential pair formed of a plurality of sets of cascode-connected transistors, and has a first switch for short-circuiting respective cascode connection portions of the plurality of transistors configuring the differential pair. Each amplifier of the second group of amplifiers is a differential amplifier having a differential pair formed of at least two transistors and has a second switch for short-circuiting a portion between input units of the differential pair. The first switch and the second switch are controlled to open and close by a control clock of a predetermined period. | 01-15-2009 |
20100265115 | AD converter - Disclosed herein is an AD converter, including, a reference voltage generator, a plurality of amplifiers, a plurality of averaging resistance elements, and a plurality of first averaging auxiliary circuits each including a first amplifier and a first resistance element. | 10-21-2010 |
20110001648 | FOLDING CIRCUIT AND ANALOG-TO-DIGITAL CONVERTER - A folding circuit and an analog-to-digital converter wherein a response to small signals is improved, a load on a clock signal can be reduced, and the increase of circuit area can be prevented. The circuit includes a reference voltage generating circuit that generates a plurality of differential voltages as reference voltages, and a plurality of amplification circuits that convert differential voltages between the plurality of reference voltages and an analog input voltage to differential currents, and output these differential currents. The output ends of the amplification circuits are alternately connected. Each of the amplification circuit is configured by a differential amplifier circuit having cascode output transistors ( | 01-06-2011 |
20110267522 | Solid-state imaging device, drive method thereof and camera system - A solid-state imaging device includes: pixel signal reading lines; a pixel unit in which pixels including photoelectric conversion elements are arranged; and a pixel signal reading unit performing reading of pixel signals from the pixel unit through the pixel signal reading lines, wherein the pixel signal reading unit includes current source circuits each of which includes a load element as a current source connected to the pixel signal reading line forming a source follower, and the current source circuit includes a circuit generating electric current according to a slew rate of the pixel signal reading line and replicating electric current corresponding to the above electric current to flow in the current source. | 11-03-2011 |
20160080616 | SOLID-STATE IMAGING DEVICE, DRIVE METHOD THEREOF AND CAMERA SYSTEM - A solid-state imaging device includes: pixel signal reading lines; a pixel unit in which pixels including photoelectric conversion elements are arranged; and a pixel signal reading unit performing reading of pixel signals from the pixel unit through the pixel signal reading lines, wherein the pixel signal reading unit includes current source circuits each of which includes a load element as a current source connected to the pixel signal reading line forming a source follower, and the current source circuit includes a circuit generating electric current according to a slew rate of the pixel signal reading line and replicating electric current corresponding to the above electric current to flow in the current source. | 03-17-2016 |
Patent application number | Description | Published |
20130100254 | IMAGE CAPTURE DEVICE AND IMAGE PROCESSING METHOD - An image capture device includes: first and second shooting sections, each of which is configured to shoot an image of a subject; and a signal processing section configured to generate, based on first and second images that have been shot by the first and second shooting sections, respectively, information indicating the amount of parallax between the first and second images. Based on at least one of the states of the first and second images, a zoom power during shooting, and the tilt of the image capture device during shooting, the signal processing section generates control information indicating the degree of stereoscopic property of a 3D image to be generated based on the first and second images or indicating whether or not the 3D image needs to be output, and records the control information and the information indicating the amount of parallax. | 04-25-2013 |
20130107015 | IMAGE CAPTURE DEVICE, PLAYER, AND IMAGE PROCESSING METHOD | 05-02-2013 |
20130194460 | IMAGE PROCESSING DEVICE AND IMAGING DEVICE - Provided is an image processing device including: a 3D-NR unit that performs, using first image data and second image data obtained by capturing images at temporally different times, 3D noise reduction (NR) processing for reducing noise in the first image data; an edge detection unit that detects an edge strength in an image indicated by the 3D-NR processed image data; and a synthesization unit that determines, based on the detected edge strength obtained by the edge detection unit, a synthesis ratio of the first image data and the 3D-NR processed image data, synthesizes the first image data and the 3D-NR processed image data, using the determined synthesis ratio, and outputs synthesized image data obtained by synthesizing the first image data and the 3D-NR processed image data. | 08-01-2013 |
20130201300 | IMAGING APPARATUS - An imaging apparatus that can connect with a | 08-08-2013 |
20150281552 | IMAGE-CAPTURING APPARATUS - An image-capturing apparatus includes a focus lens that focuses on an object as to form an object image from the object, an image sensor that captures the object image as to produce image data, and a controller that controls the focus lens. The controller determines a tracking range based on a position of a particular object. The controller causes the focus lens to focus on a certain object when the certain object is located in the tracking range. The controller does not cause the focus lens to focus on the certain object when the certain object is located out of the tracking range. The controller determines whether or not the position of the particular object changes. The controller updates the tracking range in response to the position of the particular object if determining that the position of the particular object changes. The controller maintains the tracking range if determining that the position of the particular object does not change. | 10-01-2015 |
Patent application number | Description | Published |
20130215099 | DISPLAY DEVICE, METHOD FOR DRIVING THE SAME, AND ELECTRONIC DEVICE - A display device including a display unit including first and second lines, light emitting elements and pixel circuits; a first drive unit sequentially applying a selection pulse to the first lines; and a second drive unit applying a signal pulse including first to third voltages to each of the second lines. Each of the pixel circuits includes a first transistor sampling the signal pulse, and a second transistor driving one of the light emitting elements. The first drive unit applies the selection pulse when the first voltage is being applied by the second drive unit, before a correction of a threshold voltage of the second transistor is initiated and within a period that the one of the light emitting elements is being turned out, and the first drive unit applies the selection pulse when the second voltage is being applied by the second drive unit. | 08-22-2013 |
20140168286 | DISPLAY DEVICE, METHOD FOR DRIVING THE SAME, AND ELECTRONIC DEVICE - A display device including a display unit including first and second lines, light emitting elements and pixel circuits; a first drive unit sequentially applying a selection pulse to the first lines; and a second drive unit applying a signal pulse including first to third voltages to each of the second lines. Each of the pixel circuits includes a first transistor sampling the signal pulse, and a second transistor driving one of the light emitting elements. The first drive unit applies the selection pulse when the first voltage is being applied by the second drive unit, before a correction of a threshold voltage of the second transistor is initiated and within a period that the one of the light emitting elements is being turned out, and the first drive unit applies the selection pulse when the second voltage is being applied by the second drive unit. | 06-19-2014 |
20150332626 | DISPLAY UNIT, DISPLAY DRIVING UNIT, DRIVING METHOD, AND ELECTRONIC APPARATUS - It is an object of the disclosure to generate a driving signal having large amplitude at the time of driving pixels, and there is provided a display unit, a display driving unit, a driving method, or an electronic apparatus that includes: a first transistor (Tr | 11-19-2015 |
Patent application number | Description | Published |
20080211880 | PIEZOELECTRIC THIN FILM DEVICE AND PIEZOELECTRIC THIN FILM DEVICE MANUFACTURING METHOD, AND INKJET HEAD AND INKJET RECORDING APPARATUS - One objective of the invention is to provide a highly-efficient and reliable piezoelectric thin film device by improving the piezoelectric function of a piezoelectric thin film and obtaining a crystal structure wherein the dependency of a piezoelectric constant, relative to a voltage, is superior, and to also provide a method for manufacturing this piezoelectric thin film device. Another objective of the invention is to provide an inkjet head that satisfactorily exhibits the piezoelectric performance of the piezoelectric thin film device and that has a superior withstand voltage function and driving reliability, and to provide a high quality inkjet recording apparatus on which this inkjet head can be mounted. A piezoelectric thin film device includes: crystal grains that form piezoelectric thin film and grain boundaries that encircle the crystal grains, wherein the same crystal orientation is established for the grain boundaries and the crystal grains. | 09-04-2008 |
20090003882 | Light Emitting Element, Light Emitting Element Array, Method Of Manufacturing Light Emitting Element And Light Emitting Element Array, And Exposing Apparatus - An insulator ( | 01-01-2009 |
20090316230 | IMAGE FORMING DEVICE AND EXPOSURE APPARATUS - An exposure apparatus for an image forming apparatus is provided, the exposure apparatus being downsized by reducing the substrate on which a row of light emitting elements are provided in size in the sub-scanning direction. The exposure apparatus comprises a glass substrate, a row of light emitting elements constituted by multiple organic EL elements on the glass substrate, and a drive control unit for receiving from outside the glass substrate control signals for driving the organic EL elements and controlling the drive of the light emitting elements based on the control signals, wherein the drive control unit is at least partly placed on the extended line of the row of light emitting elements. | 12-24-2009 |
20110148810 | TOUCH SCREEN DEVICE - Touch positions can be detected with a high accuracy. A receiver receives a charge-discharge current signal of a receiving electrode in response to a drive (pulse) signal applied to a transmission electrode, and outputs a level signal of each electrode intersection. The receiver includes an IV converter that converts the charge-discharge current signal to a voltage signal. A conversion characteristic of the IV converter is set such that phases of amplitude of the voltage signal corresponding to a leading edge and a trailing edge of a pulse wave of the drive signal substantially match each other, and phases of amplitude of the voltage signal corresponding to the trailing edge of the pulse wave and a leading edge of a succeeding pulse wave substantially match each other. | 06-23-2011 |
20110169756 | ELECTRONIC PEN SYSTEM - An electronic pen transmits pen information to a controller corresponding to detection of a touch condition, and thereafter turns ON a connecting switch that disconnects electrical connection between the tip portion and the grip portion of the pen that are provided in a state of being electrically disconnected from each other so as to cause a pen input acceptance state. The controller determines that position detection information is from the electronic pen when the position detection information is received from a position detecting device after the pen information is received from the electronic pen, while the controller determines that position detection information is from a finger when the position detection information is received from the position detecting device without receiving the pen information from the electronic pen. | 07-14-2011 |
20110298921 | ROTATIONAL DRIVING DEVICE, IMAGE CAPTURING DEVICE, AND NETWORK CAMERA SYSTEM - A rotational driving device has a rotation body and a plurality of magnetic rotation drivers so as to rotate the rotation body by generating a magnetic force in a rotation direction. Provided in an area formed between the magnetic rotation drivers are a first magnetic sensor that detects a position of the rotation body in a radial direction; a second magnetic sensor that detects a position of the rotation body in an axial direction; a first electromagnet that controls the position of the rotation body in the radial direction by generating a radial-direction magnetic force; and a second electromagnet that controls the position of the rotation body in the axial direction by generating an axial-direction magnetic force. The rotational driving device is capable of providing a long-term dependability, inhibiting vibration, as well as using space effectively. | 12-08-2011 |
20120056547 | LIGHT-EMITTING ELEMENT DRIVING DEVICE AND IMAGE FORMING APPARATUS USING THE SAME - A light-emitting driving device includes a light-emitting element array including a plurality of light-emitting elements, and a driver including a plurality of driving elements. The plurality of light-emitting elements included in the light-emitting element array are driven by the plurality of driving elements included in the driver. A plurality of signal lines are connected to the plurality of driving elements, respectively. A plurality of power supply lines and a plurality of ground lines are connected to the plurality of driving elements, respectively. An entire line width of each of the plurality of signal lines is greater as a distance thereof from a signal source increases. | 03-08-2012 |
20120069238 | IMAGE CAPTURING DEVICE - A rotation body having an optical member is stored in an optical capsule that is filled with a liquid that is an anti-freeze solution. A magnetic rotation driver rotates the rotation body by applying a magnetic force in a rotation direction to a first magnetizer provided to the rotation body, and heats the liquid. Specifically, the stator core that configures the magnetic rotation driver is formed so that a surface opposing the first magnetizer fits along a curved surface of an outer surface of the optical capsule. The opposing surface is applied with a silicon grease and then firmly attached to the optical capsule. Thus, the entire opposing surface of the stator core acts as a thermal conduction path to more efficiently heat the liquid, thereby making it possible to stably rotate the rotation body even in a cold environment. | 03-22-2012 |
20150187091 | SIZE MEASUREMENT DEVICE AND SIZE MEASUREMENT METHOD - A size measurement device for measuring a size of an object from a captured image of the object includes: an imaging unit that captures an image of an object; a display unit that displays image data captured by the imaging unit; an input unit for inputting instructions of a user; a region setting unit that, when positions are designated with the input unit in the image data displayed on the display unit, sets surrounding regions including therein respective designated positions; and a feature point determination unit that determines, in the surrounding regions set by the region setting unit, feature points providing coordinates of the object to be measured. | 07-02-2015 |