Matsushita Electric Industrial Co., Ltd.

Panasonic Liquid Crystal Display Co., Ltd.

Matsushita Electronics Corporation

Pasona Knowledge Partner Inc.

Panasonic Corporation

Honda Giken Kogyo Kabushiki Kaisha

Kyoto University

Koyo Seiko Company, Ltd.

Matsushita Electronics Company

Hideyuki Nakanishi

Akio Yoshikawa

Shinichi Ijima

Toshikazu Koudo

Shoichi Takasuka

Katsuhiro Kikuchi

Naoki Nakanishi

Akira Ueno

Hideo Nagai

Kazuhiko Yamanaka

Kazutoshi Onozawa

Yoshihisa Ooishi

Takahiro Kobayashi

Genshiro Kawachi

Hirokazu Shimizu

Toshiki Onishi

Kazuo Kita

Akihiro Yamamura

Tatsuo Itoman

Ryuma Hirano

Takenobu Nishiguchi

Teruhiro Shiono

Junichi Maruyama

Seiji Hamada

Yasuyuki Kochi

Toru Tsuruta

Hisanori Ishiguro

Shin'ichi Ijima

Yukio Saitoh

Yasuyuki Kouchi

Yoshiaki Komma

Tsuyoshi Tanaka

Masanori Minamio

Toshiyuki Fukuda

Masaaki Yuri

Yoshihiro Tomita

Shinji Yoshida

Masahiro Yoshida

Keiichi Furukawa

Yoshio Umeda

Noriyuki Yoshikawa

Hirohide Saito

Shinichi Takigawa

Sachiko Yamazaki

Seiji Kawaguchi

Takuma Katayama

Daisuke Furukawa

Go Takata

Hiroyuki Ishida

Ken Hamada

Atsushi Nakanishi

Toshihiro Kuroda

Naoyuki Wakizaka

Kazumasa Nagano

Masahiro Kato

Syouichi Takasuka

Shin-ichi Ijima

Shouichi Takasuka

Akio Yoshimura

An image processing device that generates a second output image signal output to a second liquid crystal panel that is disposed to be superposed on a first liquid crystal panel, includes: a first corrector that generates a gamma correction signal in which a gradation value of an input image signal is corrected; a detector that receives the gamma correction signal and detects an image region brighter than surroundings as a first high-frequency portion from the gamma correction signal; and a second corrector that receives the gamma correction signal and a detection result of the detector and performs correction to decrease the gradation value of the first high-frequency portion in the gamma correction signal. The second output image signal is generated based on the gamma correction signal corrected by the second corrector.

Image processing device and liquid crystal display device

A display device according to present disclosure comprising: a first display panel that displays a first image; a second display panel disposed on a back surface side of the first display panel to display a second image; and an image processor that acquires input image data and generates first image data corresponding to the first image and second image data corresponding to the second image based on the input image data, wherein the image processor includes a first filter circuit that performs first low-pass filter processing on the input image data, and the first filter circuit reduces a degree of the first low-pass filter processing when input gradation of the input image data is less than first gradation as compared with a case that the input gradation is greater than or equal to the first gradation.

Display device

A liquid crystal display device having a plurality of display panels disposed in a superposed manner, comprising: a first display panel that displays a first image; a second display panel disposed on a back surface side of the first display panel to display a second image; and an image processor that generates first image data for the first image and second image data for the second image based on the input image data, wherein the image processor includes: a differential filter that performs differential filter processing on a luminance signal calculated from the input image data and outputs a differential detection value; a background level detection circuit that detects a background level using the luminance signal; a gain determination circuit that determines a filter gain using the differential detection value and the background level; and a low-pass filter that performs low-pass filter processing using the filter gain.

Liquid crystal display device having superposed display panels

A liquid crystal display device includes: first and second liquid crystal panels disposed to be overlapped with each other; a parallax reduction unit that generates the second output image signal by performing smoothing processing on a first signal based on the input image signal; a first temporal filter that generates a first response correction signal determining the first output image signal based on the second output image signal; and a corrector that generates the first output image signal based on at least the first response correction signal and a second signal based on the input image signal. The first temporal filter generates the first response correction signal of a current frame based on the second output image signal of the current frame and the first response correction signal of a previous frame.

Liquid crystal display device

A liquid crystal display device that displays an input video signal according to a present disclosure comprises: a first liquid crystal display panel and a second liquid crystal display panel disposed to be laminated; a first video signal generator that generates a first video signal for the first liquid crystal display panel by performing stereoscopic vision suppression processing of suppressing stereoscopic vision due to parallax on the video signal; and a second video signal generator that generates a second video signal for the second liquid crystal display panel using the first video signal, wherein when the video signal indicates a black spot, the first video signal generator performs the stereoscopic vision suppression processing with intensity different from that in a case where the video signal indicates a bright spot.

Liquid crystal display device and video signal processing method

A liquid crystal (LC) display device includes a first display panel, a second display panel, and an image processor. The image processor generates first image data and second image data that correspond to a first image and a second image for display on the first display panel and the second display panel, respectively. The image processor includes a first image data decision unit that decides the first image data, a filter that decides a correction factor, and a second image data decision unit that decides the second image data based on smoothed image data and the correction factor. A method for displaying an image in a LC display device with a first display panel and a second display panel includes determining first image data based on smoothed input image data, and determining second image data based on the smoothed input image data and a correction factor.

Multi-panel liquid crystal display device and method for displaying image therein

A LCD device of display panels includes n-bit (n&#x3c;m) driving first display panel that displays first image based on m-bit input image data, n-bit driving second display panel that displays second image based on the m-bit input image data, and image processor including first gradation converter that converts gradation of the m-bit input image data into n-bit gradation, second gradation converter that converts gradation of the m-bit input image data into m1-bit (m1&#x2265;m) gradation, and extension processor that performs extension processing of extending gradation expression with the n bits on the input image data converted into the m1-bit gradation. The n-bit driving first display panel displays the first image based on the n-bit input image data, and the n-bit driving second display panel displays the second image based on the n-bit input image data subjected to the extension processing.

A display device includes data lines extending in a first direction, gate lines extending in a second direction, a source driver that supplies a data signal to the data lines, a gate driver that supplies a gate signal to the gate lines, and a timing controller that determines scan order of the gate lines and outputs image data to the source driver based on the scan order. The timing controller determines the scan order of the gate lines based on an input image corresponding to input image data input from an outside, and switches first scan order and second scan order in each frame, the first scan order and the second scan order being different from each other in the scan order.

Liquid crystal display device and method of driving the same

A liquid crystal display device includes: a first display panel displaying a first image; a second display panel displaying a second image; and an image processor generating first and second image data based on input video signal. The image processor includes a first differential filtering processor, a multiplier that multiplies a grayscale of the image data subjected to the differential filtering by the first differential filtering processor by a correction coefficient, and a first smoothing processor that performs smoothing processing on image data obtained by adding the image data multiplied by the correction coefficient and the image data based on the input video signal. The image processor generates the first image data based on the image data based on the input video signal and the image data subjected to the smoothing processing, and generates the second image data based on the image data subjected to the smoothing processing.

A display apparatus includes an image display region having pixels sectioned by scanning signal lines and video signal lines, scanning connecting lines, thin film transistors, selection signal lines connected to gate electrodes of the thin film transistors, plural ones of the thin film transistors connected to different ones of the scanning connecting lines being connected to one of the selection signal lines; and a scanning signal drive circuit. The scanning signal drive circuit performs a normal scanning mode in which pulse signals are supplied in turn to plural ones of the scanning connecting lines connected to the one of the selection signal lines, and in the normal scanning mode, a fall timing of the gate-on voltage differs from a fall timing of a last one of the pulse signals supplied to the plural ones of the scanning connecting lines during the selection period.

Display device having a rise timing of a gate-on voltage that differs from a rise timing of a first pulse signal

Provided is a method for continuously visualizing and accurately determining a living cellular state per se. Disclosed are: a vector comprising 5'- and 3&#x2032;-end nucleic acid sequences for integration and a reporter gene sequence positioned between the 5&#x2032;- and 3&#x2032;-end nucleic acid sequences for integration; a gene introduction agent comprising a first vector and a second vector; a cell comprising the vector or the agent; and a method for determining a cellular state by using the cell.

Vector and gene introduction agent for monitoring and visualizing cell differentiation using expression of micro RNA as indicator and monitoring and visualizing method using thereof

Display device having a fall timing of a gate-on voltage that differs from a fall timing of a last pulse signal

A display device includes an image display area that includes pixels sectioned by scanning signal lines and video signal lines, first scanning connection lines connected to scanning signal lines, first thin film transistors, first selection signal lines, second thin film transistors, second selection signal lines, and a scanning signal drive circuit connected to the first scanning connection lines, the first selection signal lines, and the second selection signal lines, wherein the scanning signal drive circuit sequentially supplies a pulse signal to the first scanning connection lines in a selection period in which a gate-on voltage is applied to the one of the first selection signal lines, and the scanning signal drive circuit applies a gate-off voltage to the one of the second selection signal lines corresponding to the one of the first selection signal lines to which the gate-on voltage is applied.

A display device including a controller configured to control the source driver and the gate driver based on a control mode for displaying the frame image on the display portion, wherein: in the basic control mode, the controller is configured to display the frame image on the display portion by causing the gate driver to progressively scan all of the N gate signal lines within a predetermined time period, in the low-power control mode, the controller is configured to display a sub-frame image on the display portion by causing the gate driver to scan W gate signal lines within the predetermined time period, and to perform interlaced scanning of the plurality of gate signal lines every K lines, the control mode is configured to shift from the basic control mode to the low-power control mode by way of the first shift control mode.

Growing community of inventors

Osaka, Japan

Hideyuki Nakanishi