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公开(公告)号：US20150042616A1
公开(公告)日：2015-02-12
申请号：US14524490
申请日：2014-10-27
Inventor： Kazushige TAKAGI , Manabu INOUE , Naoki KOSUGI , Takahito NAKAYAMA , Akira TOKAI , Shigeo KASAHARA , Hiroyuki KADO
CPC classification number: G06F3/044 , G06F3/0412 , G06F3/0416 , G09G3/3648
Abstract: It is an object of the present invention to enhance detection accuracy during a touch operation in a capacitance coupling type input device. The input device includes a plurality of driving electrodes and a plurality of detection electrodes crossing each other, and capacitive elements formed in respective crossed portions between the driving electrodes and the detection electrodes. During a touch detection period, a driving signal is applied to the driving electrodes on a line block basis of scanning signal lines, and touch is detected based on a detection signal output from each of the detection electrodes, and the touch detection period is provided in a display update period in a horizontal scanning period of a display apparatus. Further, a driving signal to be applied to the driving electrodes is applied to a selected line block of the display apparatus to which the scanning signal is not being applied.
Abstract translation: 本发明的目的是提高电容耦合型输入装置的触摸操作期间的检测精度。 输入装置包括多个驱动电极和彼此交叉的多个检测电极，以及形成在驱动电极和检测电极之间的交叉部分中的电容元件。 在触摸检测期间，以驱动电极的扫描信号线为基准，对驱动电极施加驱动信号，根据从各检测电极输出的检测信号，检测出触摸，触摸检测期间 显示装置的水平扫描期间的显示更新期间。 此外，将要施加到驱动电极的驱动信号施加到未被施加扫描信号的显示装置的选定线块上。
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公开(公告)号：US20200007857A1
公开(公告)日：2020-01-02
申请号：US16565986
申请日：2019-09-10
Inventor： Shigeo KASAHARA , Kazushige TAKAGI , Manabu INOUE
IPC: H04N13/395 , G02B27/22 , G02F1/1347 , H04N13/398 , G02B27/24 , G02B27/26
Abstract: Display device (2) includes display panel (20) that displays an image, backlight (16) that irradiates a back surface of display panel (20) with light, polarization modulator (10) that modulates light representing the image of display panel (20) into either one of first polarized light and second polarized light that differ in polarization direction, first mirror (12) that is inclined relative to display panel (20), reflects toward user (6) the first polarized light that comes from polarization modulator (10), and transmits the second polarized light that comes from polarization modulator (10), and second mirror (14) that is in spaced and opposed relation to first mirror (12) and reflects toward user (6) the second polarized light that passes through first mirror (12).
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Patent Agency Ranking
公开(公告)号：US20150160763A1
公开(公告)日：2015-06-11
申请号：US14627908
申请日：2015-02-20
Inventor： Takahito NAKAYAMA , Hiroyuki KADO , Shigeo KASAHARA , Naoki KOSUGI , Manabu INOUE , Akira TOKAI , Kazushige TAKAGI
IPC: G06F3/044 , G02F1/1333
CPC classification number: G06F3/044 , G02F1/13338 , G06F3/0412 , G06F2203/04111 , G06F2203/04112
Abstract: An object of the present technology is to provide an input device that is a capacitance coupling type input device capable of easily being incorporated into a display device. The input device includes: a plurality of driving electrodes 11 and a plurality of detection electrodes 12 arranged so as to cross each other; and capacitive elements formed between the driving electrodes and the detection electrodes. The driving electrodes 11 and the detection electrodes 12 are each configured by electrically connecting a plurality of island-like electrode blocks using connection portions, and the electrode blocks of the driving electrodes and the electrode blocks of the detection electrodes are arranged so as not to be opposed to each other. The island-like electrode blocks arrayed in a row direction are connected electrically with each other using the connection portions having an area smaller than the area of the electrode blocks arrayed in the row direction. The island-like electrode blocks arrayed in a column direction are connected electrically with each other using the connection portions having an area smaller than the area of the electrode blocks arrayed in the column direction.
Abstract translation: 本技术的目的在于提供一种输入装置，其是容易并入显示装置的电容耦合型输入装置。 输入装置包括：多个驱动电极11和多个检测电极12，其布置成彼此交叉; 以及形成在驱动电极和检测电极之间的电容元件。 驱动电极11和检测电极12均通过使用连接部分电连接多个岛状电极块而构成，驱动电极的电极块和检测电极的电极块被布置为不 相互对立 使用具有比行方向排列的电极块的面积小的面积的连接部分，以行方向排列的岛状电极块彼此电连接。 沿列方向排列的岛状电极块使用面积小于在列方向上排列的电极块的面积的连接部分彼此电连接。
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公开(公告)号：US20150153767A1
公开(公告)日：2015-06-04
申请号：US14586491
申请日：2014-12-30
Inventor： Takahito NAKAYAMA , Hiroyuki KADO , Shigeo KASAHARA , Naoki KOSUGI , Manabu INOUE , Akira TOKAI , Kazushige TAKAGI
CPC classification number: G06F1/169 , G06F1/1643 , G06F3/0412 , G06F3/044 , G06F2203/04111
Abstract: An object of the present technology is to provide a display device that includes an input device capable of being easily incorporated into the display device as a capacitance coupling type input device. The display device is provided with an input device having a plurality of driving electrodes 11 formed by dividing a common electrode of a liquid crystal panel 1 via slits and detection electrodes 12 arranged to cross the driving electrodes 11, and a capacitive element is formed between respective ones of the driving electrodes 11 and the detection electrodes 12. The driving electrodes 11 and the detection electrodes 12 are constituted by electrically connecting a plurality of island-like electrode blocks 11a, 12a to each other via connection portions 11b, 12b, and the electrode blocks lla of the driving electrodes 11 and the electrode blocks 12a of the detection electrodes 12 are arranged not to be opposed to each other.
Abstract translation: 本技术的目的是提供一种显示装置，其包括能够容易地作为电容耦合型输入装置并入显示装置的输入装置。 该显示装置具有输入装置，该输入装置具有多个驱动电极11，该多个驱动电极11通过经由狭缝的液晶板1的公共电极和布置成与驱动电极11交叉的检测电极12形成，并且电容元件形成在相应的 驱动电极11和检测电极12中的一个。驱动电极11和检测电极12通过连接部分11b，12b将多个岛状电极块11a，12a彼此电连接，并且电极 驱动电极11的块11a和检测电极12的电极块12a被布置为不相对。
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公开(公告)号：US20150116267A1
公开(公告)日：2015-04-30
申请号：US14528256
申请日：2014-10-30
Inventor： Shuji INOUE , Hiroyuki KADO , Naoki KOSUGI , Toshiyuki AOYAMA , Shigeo KASAHARA , Manabu INOUE , Akira TOKAI , Kazushige TAKAGI , Takahito NAKAYAMA
IPC: G06F3/044
CPC classification number: G06F3/044 , G06F3/0416
Abstract: An input device for detecting a touch operation performed by a user includes a plurality of driving electrodes, and a plurality of detection electrodes which are disposed intersecting with the driving electrodes. The input device detects a position touched by a user by applying a driving signal to the driving electrode and detecting a detection signals outputted from each of the detection electrodes. The detection signal varies with a change in capacitance at an intersection between the driving electrode and the detection electrode. The input device further includes a plurality of signal correctors, each of which is provided for each driving electrode. The signal corrector is configured to add a correction signal to the driving signal in a rising portion and/or a falling portion of the driving signal and apply the driving signal added with the correction signal to the driving electrode.
Abstract translation: 用于检测用户执行的触摸操作的输入装置包括多个驱动电极和与驱动电极交叉设置的多个检测电极。 输入装置通过向驱动电极施加驱动信号并检测从每个检测电极输出的检测信号来检测用户触摸的位置。 检测信号随着驱动电极和检测电极之间的交点处的电容变化而变化。 输入装置还包括多个信号校正器，每个信号校正器为每个驱动电极提供。 信号校正器被配置为在驱动信号的上升部分和/或下降部分中向驱动信号添加校正信号，并将添加有校正信号的驱动信号施加到驱动电极。
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公开(公告)号：US20150116247A1
公开(公告)日：2015-04-30
申请号：US14527582
申请日：2014-10-29
Inventor： Manabu INOUE , Hiroyuki KADO , Shigeo KASAHARA , Naoki KOSUGI , Toshiyuki AOYAMA , Shuji INOUE , Kazushige TAKAGI , Akira TOKAI , Takahito NAKAYAMA
IPC: G06F3/041
CPC classification number: G06F3/044 , G06F3/0416
Abstract: An input device that can prevent a reduction in the accuracy of detection of a contact position, even when a display device operates in a PSR mode, is provided. The input device is provided in a display device configured to operate in either a first mode or a second mode, and to generate mode signal giving notice of the current operation mode and is configured to detect a contact position of a user. The input device includes a plurality of driving electrodes and touch controller. Touch controller is configured to determine the operation mode of display device based on mode signal, to generate touch driving signal based on a result of the determination, and to apply the generated touch driving signals to the driving electrodes.
Abstract translation: 即使在以PSR模式操作显示装置的情况下，也能够防止接触位置的检测精度降低的输入装置。 输入装置设置在配置为以第一模式或第二模式操作的显示装置中，并且生成给出当前操作模式的模式信号，并且被配置为检测用户的接触位置。 输入装置包括多个驱动电极和触摸控制器。 触摸控制器被配置为基于模式信号确定显示装置的操作模式，以基于确定的结果生成触摸驱动信号，并将所产生的触摸驱动信号施加到驱动电极。
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公开(公告)号：US20150049061A1
公开(公告)日：2015-02-19
申请号：US14530249
申请日：2014-10-31
Inventor： Kazushige TAKAGI , Manabu INOUE , Naoki KOSUGI , Takahito NAKAYAMA , Akira TOKAI , Shigeo KASAHARA , Hiroyuki KADO
CPC classification number: G06F3/044 , G06F3/0412 , G09G3/3648 , G09G3/3685 , G09G5/18 , G09G2354/00
Abstract: An object of the present technology is to improve the detection accuracy of a capacitance coupling type input device at a time of touch operation. An input device includes: a plurality of driving electrodes and a plurality of detection electrodes crossing each other; and capacitive elements formed in respective crossed portions between the driving electrodes and the detection electrodes. During a touch detection period, a driving signal is applied to the driving electrodes on a line block basis of the scanning signal lines, and touch is detected based on a detection signal output from each of the detection electrodes, the touch detection period is provided in a display update period in a horizontal scanning period of the display apparatus, and during a horizontal scanning period following a certain horizontal scanning period during which touch detection has been performed, a driving signal whose potential is has been changed to a direction opposite to that of the previous horizontal scanning period is applied to the driving electrodes to start touch detection.
Abstract translation: 本技术的目的在于提高触摸操作时电容耦合型输入装置的检测精度。 输入装置包括：多个驱动电极和多个彼此交叉的检测电极; 以及形成在驱动电极和检测电极之间的交叉部分中的电容元件。 在触摸检测期间，驱动信号以扫描信号线为基准的线块施加到驱动电极，并且基于从每个检测电极输出的检测信号来检测触摸，触摸检测周期设置在 显示装置的水平扫描期间的显示更新期间，在进行了触摸检测的一定的水平扫描期间之后的水平扫描期间，电位已经改变为与电位相反的方向的驱动信号 将先前的水平扫描周期施加到驱动电极以开始触摸检测。
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