Patent application number | Description | Published |
20110013319 | DISK DRIVE WITH MICRO-ACTUATOR INTERCONNECT CONDITIONING - A disk drive configured with micro-actuator interconnect conditioning. The disk drive includes a disk, a head, an actuator, a piezoelectric element, a hardened conductive adhesive, a voltage-supply circuit, and a controller. The head is configured to access the disk. The actuator includes a suspension supporting the head, and an arm supporting the suspension. The piezoelectric element is disposed on the suspension, is electrically connected to a first drive line and a second drive line, and is configured to change the position of the head. The hardened conductive adhesive is electrically connected to at least one connecting part of the piezoelectric element and the first drive line. The voltage-supply circuit is configured to supply a voltage to the piezoelectric element. The controller is configured to control a voltage-control circuit each time a designated process is executed, and to apply a voltage to the piezoelectric element with a prescribed maximum absolute value. | 01-20-2011 |
20110075301 | HEAD-GIMBAL ASSEMBLY, MICROACTUATOR, AND MANUFACTURING METHOD OF THE MICROACTUATOR - A head-gimbal assembly. The head-gimbal assembly includes a suspension, a microactuator disposed on the suspension, and a head-slider bonded to the microactuator. The head-gimbal assembly further includes a connection pad disposed on the suspension, a connection pad disposed on the microactuator and formed over an edge between a side surface and a top surface of the microactuator to have a bend portion with an obtuse angle, and a metallic interconnection joint for interconnecting the connection pad of the suspension with the connection pad of the microactuator. | 03-31-2011 |
Patent application number | Description | Published |
20090109319 | Lens barrel and imaging apparatus - A lens barrel includes: a plurality of lenses disposed in an outer enclosure; and an imaging device that converts image light introduced as an image capturing signal through the plurality of lenses into an image signal. The outer enclosure has a unit assembling portion in which an imaging unit is disposed. The imaging unit includes a centering lens disposed in the bottom portion of the unit assembling portion, a pressing plate that presses the centering lens from the side opposite the bottom portion, a packing disposed on the opposite side of the pressing plate, and an imaging module having the imaging device and disposed on the opposite side of the packing to the pressing plate and pressing the packing against the pressing plate. A working hole through which an adjustment jig is inserted is formed in the peripheral side portion of the unit assembling portion. | 04-30-2009 |
20090109555 | Lens barrel and imaging apparatus - A lens barrel includes: a plurality of lenses disposed in an outer enclosure; an imaging device that converts image light introduced through the plurality of lenses into an image signal; a first movable unit including a first movable lens and a first lens holder that holds the first movable lens; a second movable unit including a second movable lens and a second lens holder that holds the second movable lens; a first lead screw rotated by a first drive motor; a second lead screw rotated by a second drive motor; a first nut member made of a metal material threadably engaging the first lead screw and connected to the first lens holder; and a second nut member made of a metal material threadably engaging the second lead screw and connected to the second lens holder. | 04-30-2009 |
20090109556 | Lens barrel and imaging apparatus - A lens barrel includes: a plurality of lenses disposed in an outer enclosure; an imaging device that converts image light introduced through the plurality of lenses into an image signal; a movable unit including a movable lens and a lens holder that holds the movable lens; a lead screw rotated by a drive motor; a nut member made of a metal material threadably engaging the lead screw and connected to the lens holder, the nut member moved by the rotation of the lead screw in the optical axis direction moving the movable unit in the optical axis direction; a guide shaft that guides the movable unit in the optical axis direction, both axial ends of the guide shaft held by the outer enclosure; and an urging spring that presses part of the lens holder against the nut member when the movable unit moves in the optical axis direction. | 04-30-2009 |
20090316040 | CAMERA MODULE - A camera module includes a lens barrel, a lens holder, an image pickup device, and a plurality of springs supporting the lens holder in such a manner that the lens holder is movable along an optical axis of an imaging optical system. Each of the springs includes first and second arm portions extending perpendicularly to each other in a plane perpendicular to the optical axis. Each of the first and second arm portions includes two parallel spring strips that are connected to each other by an arc portion. One of the spring strips of the first arm portion is connected to one of the spring strips of the second arm portion. The other one of the spring strips of the first arm portion is attached to the lens holder, and the other one of the spring strips of the second arm portion is attached to the lens barrel. | 12-24-2009 |
Patent application number | Description | Published |
20100245647 | SOLID-STATE IMAGING DEVICE, DRIVING METHOD OF SOLID-STATE IMAGING DEVICE, AND ELECTRONIC APPARATUS - A solid-state imaging device includes a first chip including a plurality of pixels, each pixel including a light sensing unit generating a signal charge responsive to an amount of received light, and a plurality of MOS transistors reading the signal charge generated by the light sensing unit and outputting the read signal charge as a pixel signal, a second chip including a plurality of pixel drive circuits supplying desired drive pulses to pixels, the second chip being laminated beneath the first chip in a manner such that the pixel drive circuits are arranged beneath the pixels formed in the first chip to drive the pixels, and a connection unit for electrically connecting the pixels to the pixel drive circuits arranged beneath the pixels. | 09-30-2010 |
20110242381 | Solid-state image pickup apparatus signal processing method for a solid-state image pickup apparatus, and electronic apparatus - Disclosed herein is a solid-state image pickup apparatus, including a pixel array section in which a unit pixel including a photoelectric conversion section and a charge detection section for detecting charge generated by photoelectric conversion by the photoelectric conversion section is disposed; a driving section adapted to carry out driving of reading out a signal of the unit pixel divisionally by twice as a first signal and a second signal; and a signal processing section adapted to set the first signal read out first from the unit pixel as a reference voltage for a processable input voltage range of the signal processing section, adjust the reference voltage so that the first and second signals may be included in the input voltage range and carry out signal processing for the first and second signals using the adjusted reference voltage. | 10-06-2011 |
20110242389 | Solid-state imaging device, driving method and electronic apparatus - Disclosed herein is a solid-state imaging device employing a plurality of unit pixels each having an opto-electric conversion section configured to convert incident light into electric charge and an electric-charge holding section configured to hold a signal voltage representing the electric charge produced by the opto-electric conversion section, the solid-state imaging device further including a read section and a control section. | 10-06-2011 |
20120026370 | Solid-state imaging device, method for driving solid-state imaging device, and electronic apparatus - Disclosed herein is a solid-state imaging device, including: a pixel array unit configured to be formed by two-dimensionally arranging unit pixels each having a photoelectric converter, a charge-voltage converter, a reset transistor to set the charge-voltage converter to a predetermined potential, and an amplification transistor to read out a signal converted by the charge-voltage converter; a signal processor configured to process a signal output from the unit pixel by using a reference voltage; and a setter configured to set a reset level obtained from a second unit pixel from which a signal level has been already read out as the reference voltage of the signal processor before readout of a signal level based on a signal charge accumulated or retained in the charge-voltage converter from a first unit pixel. | 02-02-2012 |
20120154656 | SOLID-STATE IMAGING ELEMENT, DRIVING METHOD, AND ELECTRONIC APPARATUS - A solid-state imaging element is disclosed which includes: a pixel array portion configured to have a plurality of unit pixels arrayed two-dimensionally, the unit pixels being furnished with a photoelectric conversion portion, a transfer section, and a reset section, the transfer section being configured to transfer electrical charges accumulated in the photoelectric conversion portion to a charge retention portion, the reset section being configured to reset the electrical charges of the charge retention portion; and a drive control section configured to control the driving of the unit pixels; wherein the drive control section controls the driving of the unit pixels in such a manner that prior to the charge transfer by the transfer section, the reset section resets the electrical charges of the charge retention portion in increments of a plurality of rows of the unit pixels, the plurality of rows being not adjacent to one another. | 06-21-2012 |
20140036123 | SOLID-STATE IMAGE PICKUP APPARATUS, SIGNAL PROCESSING METHOD FOR A SOLID-STATE IMAGE PICKUP APPARATUS, AND ELECTRONIC APPARATUS - A solid-state imaging device includes a pixel array section that has at least one pixel with a photoelectric conversion unit and a charge detection unit. A driving section is configured to read out a signal of the pixel, a first portion of said signal being based on signal charge, a second portion of said signal being based on a reset potential. A signal processing section is configured to read out the first portion of the signal as a reference voltage, with the reference voltage being adjusted to cause the first and second portions of the signal to be within an input voltage range. | 02-06-2014 |
20140049675 | SOLID-STATE IMAGING DEVICE, DRIVING METHOD, AND ELECTRONIC DEVICE - There is provided a solid-state imaging device including a pixel array section having a plurality of unit pixels two-dimensionally arranged therein, the unit pixels including at least a photoelectric conversion section, a charge holding section, a transfer section, and a reset section, and a drive control section which controls driving of the unit pixels in a manner that a voltage as a signal level and a voltage as a reset level are each read out serially per row. The drive control section controls readout of the voltage of the charge holding section in accordance with initialization of the charge holding section performed by the reset section before the charge transfer by the transfer section. | 02-20-2014 |
20140368714 | SOLID-STATE IMAGING DEVICE, DRIVING METHOD OF SOLID-STATE IMAGING DEVICE, AND ELECTRONIC APPARATUS - A solid-state imaging device includes a first chip including a plurality of pixels, each pixel including a light sensing unit generating a signal charge responsive to an amount of received light, and a plurality of MOS transistors reading the signal charge generated by the light sensing unit and outputting the read signal charge as a pixel signal, a second chip including a plurality of pixel drive circuits supplying desired drive pulses to pixels, the second chip being laminated beneath the first chip in a manner such that the pixel drive circuits are arranged beneath the pixels formed in the first chip to drive the pixels, and a connection unit for electrically connecting the pixels to the pixel drive circuits arranged beneath the pixels. | 12-18-2014 |