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Hitachi lg Data Storage Inc
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Hitachi lg Data Storage Inc patents


Recent patent applications related to Hitachi lg Data Storage Inc. Hitachi lg Data Storage Inc is listed as an Agent/Assignee. Note: Hitachi lg Data Storage Inc may have other listings under different names/spellings. We're not affiliated with Hitachi lg Data Storage Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "H" | Hitachi lg Data Storage Inc-related inventors


 new patent  Laser projection display system

A laser projection display system that executes, by swinging a scan mirror, scanning with laser light of multiple colors in accordance with image signals, thereby displaying an image in accordance with the image signals, includes: a timing adjustment unit that divides temporally a display period during which the image signals... Hitachi lg Data Storage Inc

Laser projection display device, and controlling laser lightsource driving unit used for same

The laser projection display device includes: a photo-sensor for detecting the quantity of laser light generated by the laser light source; and an image processing unit for processing a drive signal on the basis of the quantity of light of the detected laser light and supplying the processed drive signal... Hitachi lg Data Storage Inc

Head mount display

A head mount display includes a display unit, a power source unit, a holding unit, and an adopter. The display unit displays a screen in a visibility direction of a user using the head mount display. The power source unit drives the display unit and includes a circuit board and... Hitachi lg Data Storage Inc

Optical module and scan-type image projection display device

To provide an optical module and a scan-type image projection display device at low power consumption in a configuration of enhancing a heat radiation property with excellent assembly performance. An optical module for coupling and irradiating laser beams from a plurality of laser diodes, and onto a desired position is... Hitachi lg Data Storage Inc

Optical module and scanning-type image display device

In an optical module and a scanning-type image display device, a reduction in heat insulating effect due to a natural convection generated between the optical module and a case is suppressed to alleviate laser overheating and thermal expansion or contraction of each component and obtain a stable projection image quality.... Hitachi lg Data Storage Inc

Image display device

An image display device 1 includes a laser light source unit 10, a screen 12 formed of at least two diffusion members, a vibration mechanism 13 vibrating at least one diffusion member, and a scanning element 11 scanning laser light in a first direction (a y direction) on the screen... Hitachi lg Data Storage Inc

Image display device

An image display device includes: a light source configured to change the amount of light, depending on a driving current; and a control unit configured to, when a change is made from a first gradation value to a second gradation value, control the driving current at the second gradation value,... Hitachi lg Data Storage Inc

Laser projection display device

A laser projection display device (1) includes a laser source (5), a laser driver (4) that drives the laser source, a scanning unit (7) that scans and projects laser light generated by the laser source, a liquid crystal element (14) that transmits the laser light at a predetermined transmittance, and... Hitachi lg Data Storage Inc

Laser projection display device

A laser projection display device 1 includes a laser light source driving unit 4 setting a current which drives a laser light source according to an image signal, a light sensor 10 detecting a light amount of the laser light generated by the laser light source 5, and a light... Hitachi lg Data Storage Inc

Optical information reproducing device and optical information reproducing method

An optical information reproducing device which reproduces information from an optical information storage medium recording, as the information, a hologram which is an interference pattern between a signal beam and a reference beam, the hologram corresponding to an angle of the reference beam being a page, the device includes an... Hitachi lg Data Storage Inc

Optical information recording/reproducing device and holographic recording/reproducing method

An optical information recording/reproducing device which reproduces information from an optical information storage medium in which an interference pattern between a signal beam and a reference beam is recorded as page data includes a controller, a laser light source, a split part, an angle variable part, an optical part, a... Hitachi lg Data Storage Inc

Optical information recording device and optical information recording method

The optical information recording device includes a light source configured to emit a laser beam, an optical element configured to divide the laser beam into the reference beam and the signal beam, an angle control unit configured to control an angle of incidence of the reference beam on the optical... Hitachi lg Data Storage Inc

Dimmer and video display device using the same

There are provided a dimmer that can solve practical problems including burn-in and easily change a transmittance to external light and a video display device using the same. A dimmer includes a stack of two or more light control layers that change a transmittance to incident light by controlling an... Hitachi lg Data Storage Inc

Scanning image display device

A scanning image display device is provided that can display high-quality images even with variation in environmental conditions at a place where the device is installed. The scanning image display device includes: a laser light source that emits laser light based on image information; a scanning mirror that scans the... Hitachi lg Data Storage Inc

Optical measurement method and apparatus

An objective of the present invention is to provide a technique for reducing measurement errors when measuring specimen using light. An aspect of an optical measurement method according to the present invention: acquires relationship data that describes a relationship between an intensity of reflection light when irradiating light onto a... Hitachi lg Data Storage Inc

Optical disk library device and scissor-type conveying device

The scissor-type conveying device moves vertically in an optical disk library device and includes a scissor-type conveying device including a slave table including a first driving mechanism used for horizontal movement of an optical-disk handling section that handles optical disks, a base table including a second driving mechanism for lifting... Hitachi lg Data Storage Inc

Laser projection display device and driving laser beam source

The laser projection display device (1) includes a laser beam source (5), a laser driver (4) driving the laser beam source, and an image processing unit (2) supplying a display image signal to the laser driver. The image processing unit applies a preliminary emission signal (53) to perform preliminary emission... Hitachi lg Data Storage Inc

Optical-information recording/reproducing apparatus and optical-information recording/reproducing method

An optical-information recording/reproducing apparatus of the present invention is capable of carrying out position detection of a reproduction image even if reproduction image data with incomplete alignment marks (markers) is obtained. A relative correlation value is calculated from a first correlation value retained by a first correlation-value retaining unit and... Hitachi lg Data Storage Inc

Optical measuring device

Provided is an optical measuring device that can realize a wide measurement region without an increase in the measurement time or a reduction in the measurement region while avoiding damage to a measurement target due to excessive light exposure, using a simple configuration. The device includes a light source, an... Hitachi lg Data Storage Inc








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