公开(公告)号：US20190096876A1

公开(公告)日：2019-03-28

申请号：US16147427

申请日：2018-09-28

Applicant: SHARP KABUSHIKI KAISHA

Inventor： HIROYUKI MORIWAKI ,  AKINORI KUBOTA ,  FUMIKI NAKANO ,  WATARU NAKAMURA

IPC: H01L27/02 ,  H01L27/146 ,  G01T1/208 ,  G01T1/20

Abstract: Provided is a technique of image pickup without being affected by leakage current on an active matrix substrate that includes photoelectric conversion elements.An active matrix substrate 1 includes photoelectric conversion elements that are respectively provided with respect to a plurality of pixels defined by gate lines and data lines 10, and a bias line 13 supplying a bias voltage to each photoelectric conversion element. Further, the active matrix substrate 1 further includes a plurality of data protection circuit units 16a that are connected with the data lines 10, respectively, and a first common line 17a that is connected with the data protection circuits 16a and has a potential equal to or lower than those of the data lines 10, outside the image pickup area composed of a plurality of pixels. The data protection circuit unit 16a includes a first data non-linear element 161a, and the first data non-linear element 161a is connected in a reverse bias state between the first common line 17a and the data lines 10.

公开(公告)号：US20190006746A1

公开(公告)日：2019-01-03

申请号：US16073218

申请日：2016-10-17

Applicant: SHARP KABUSHIKI KAISHA

Inventor： TADASHI OHTAKE ,  KIYOSHI MINOURA ,  MAKOTO NAKAZAWA ,  TAKATOSHI ORUI ,  WATARU NAKAMURA ,  FUMIKI NAKANO

IPC: H01Q1/38 ,  H01Q1/02 ,  H01Q21/06 ,  H01Q3/34

Abstract: A scanning antenna (1000) in which a plurality of antenna units (U) are arranged, the scanning antenna including: a TFT substrate (101) including a first dielectric substrate (1), TFTs, gate bus lines, source bus lines, and patch electrodes (15); a slot substrate (201) including a second dielectric substrate (51) and a slot electrode (55) formed on a first main surface of the second dielectric substrate; a liquid crystal layer (LC) provided between the TFT substrate and the slot substrate; and a reflective conductive plate (65) disposed opposing via a dielectric layer (54) a second main surface opposite to the first main surface of the second dielectric substrate, (51) wherein the slot electrode includes slots disposed corresponding to the respective patch electrodes, and a heater part (68) is further provided on the outside of the TFT substrate (101) or on the outside of the slot substrate (201).

公开(公告)号：US20180301806A1

公开(公告)日：2018-10-18

申请号：US15768000

申请日：2016-10-07

Applicant: SHARP KABUSHIKI KAISHA

Inventor： TAKATOSHI ORUI ,  KIYOSHI MINOURA ,  SHIGEYASU MORI ,  MAKOTO NAKAZAWA ,  FUMIKI NAKANO

IPC: H01Q3/34 ,  H01Q13/22 ,  H01Q21/06 ,  H01Q3/44

CPC classification number: H01Q3/34 ,  G02F1/13 ,  G02F1/1333 ,  G02F1/1362 ,  G09G3/00 ,  H01Q3/36 ,  H01Q3/44 ,  H01Q13/22 ,  H01Q21/0012 ,  H01Q21/064

Abstract: A scanning antenna includes a TFT substrate including a first dielectric substrate, a plurality of TFTs, a plurality of gate bus lines, a plurality of source bus lines, and a plurality of patch electrodes, a slot substrate including a second dielectric substrate and a slot electrode (55) formed on the first main surface of the second dielectric substrate, a liquid crystal layer provided between the TFT substrate and the slot substrate, and a reflective conductive plate provided opposing a second main surface opposite to the first main surface of the second dielectric substrate via a dielectric layer, and the slot electrode includes a plurality of slots arranged in accordance with the plurality of patch electrodes, and a groove configured to divide the slot electrode into two or more sections, and the TFT substrate includes an opposing metal part arranged opposing the groove, and when viewed from a normal line direction of the first dielectric substrate, the groove is covered with the opposing metal part in the width direction thereof.

公开(公告)号：US20180287254A1

公开(公告)日：2018-10-04

申请号：US15765848

申请日：2016-10-06

Applicant: SHARP KABUSHIKI KAISHA

Inventor： FUMIKI NAKANO ,  KIYOSHI MINOURA ,  SHIGEYASU MORI ,  MAKOTO NAKAZAWA ,  TAKATOSHI ORUI

IPC: H01Q3/26 ,  H01Q9/04 ,  H01Q19/10 ,  H01L27/12 ,  H01L29/786

CPC classification number: H01Q3/2605 ,  G02F1/1362 ,  G02F1/1368 ,  G02F2203/24 ,  H01L27/1222 ,  H01L27/1225 ,  H01L27/124 ,  H01L27/1255 ,  H01L29/78669 ,  H01L29/7869 ,  H01Q3/44 ,  H01Q9/0407 ,  H01Q19/10 ,  H01Q21/0012 ,  H01Q21/064 ,  H01Q21/20 ,  H01Q21/24 ,  H01Q25/001

Abstract: A scanning antenna is a scanning antenna in which antenna units U are arranged, and includes a TFT substrate including a first dielectric substrate, TFTs, a plurality of gate bus lines, source bus lines, and patch electrodes; a slot substrate including a second dielectric substrate, and a slot electrode formed on a first main surface of the second dielectric substrate; a liquid crystal layer LC provided between the TFT substrate and the slot substrate; and a reflective conductive plate provided opposing a second main surface of the second dielectric substrate opposite to the first main surface via a dielectric layer. The slot electrode includes slots arranged in correspondence with the plurality of patch electrodes, and each of the patch electrodes is connected to a drain of a corresponding TFT and is supplied with a data signal from a corresponding source bus line while selected by a scanning signal supplied from the gate bus line of the corresponding TFT. The frequency at which the polarity of the voltage applied to each of the plurality of patch electrodes is inverted is greater than or equal to 300 Hz.

公开(公告)号：US20200091222A1

公开(公告)日：2020-03-19

申请号：US16568855

申请日：2019-09-12

Applicant: SHARP KABUSHIKI KAISHA

Inventor： MAKOTO NAKAZAWA ,  FUMIKI NAKANO ,  RIKIYA TAKITA

IPC: H01L27/146 ,  H01L29/786 ,  G01T1/20

Abstract: An active matrix substrate includes a photoelectric conversion element 12, a first inorganic insulating film 106, a first planarizing film 107, and a second inorganic insulating film 108a and/or 109 on a substrate 101. The first inorganic insulating film 106, the first planarizing film 107, and the second inorganic insulating film 108a and/or 109 are provided up to an end P2 of the substrate. The first inorganic insulating film 106 covers a surface of the photoelectric conversion element 12, the first planarizing film 107 has a tapered portion, and an angle θ between the tapered portion and the first inorganic insulating film 106 is an acute angle. The second inorganic insulating film 108a and/or 109 covers the first planarizing film 107.

公开(公告)号：US20200057169A1

公开(公告)日：2020-02-20

申请号：US16539199

申请日：2019-08-13

Applicant: SHARP KABUSHIKI KAISHA

Inventor： FUMIKI NAKANO ,  MAKOTO NAKAZAWA ,  HIROYUKI MORIWAKI ,  RIKIYA TAKITA

IPC: G01T1/24 ,  G01T1/20 ,  G01T1/29 ,  H01L27/146

Abstract: An active matrix substrate includes a photoelectric conversion element in a pixel P defined by a gate line and a data line. The photoelectric conversion element is connected with a bias line, and the bias line is connected with a bias terminal that supplies a bias voltage to the bias line. The bias terminal is connected with a first protection circuit that is formed with a nonlinear element. The first protection circuit is connected in a reverse-biased state between a first line to which a predetermined voltage higher than the bias voltage is supplied, and the bias terminal.

公开(公告)号：US20200035746A1

公开(公告)日：2020-01-30

申请号：US16521948

申请日：2019-07-25

Applicant: SHARP KABUSHIKI KAISHA

Inventor： RIKIYA TAKITA ,  FUMIKI NAKANO ,  MAKOTO NAKAZAWA

IPC: H01L27/146 ,  H01L27/30

Abstract: An imaging panel includes an active matrix substrate that has a plurality of pixels each provided with a photoelectric conversion element, and the pixels each include a first electrode provided at a first surface of the photoelectric conversion element, a first flattening film provided above the photoelectric conversion element and the first electrode, and a bias conductive part provided below the first flattening film. The bias conductive part is connected to the first electrode and applies bias voltage to the first electrode. The first flattening film has no opening in a region overlapped with a pixel region.

公开(公告)号：US20190115385A1

公开(公告)日：2019-04-18

申请号：US16090529

申请日：2017-03-30

Applicant: SHARP KABUSHIKI KAISHA

Inventor： HIROYUKI MORIWAKI ,  KAZUHIDE TOMIYASU ,  MAKOTO NAKAZAWA ,  FUMIKI NAKANO ,  WATARU NAKAMURA

IPC: H01L27/146 ,  G01T1/20

Abstract: A photoelectric converter of one aspect of the present invention is provided with an element substrate having a photodiode and a thin film transistor arranged in matrix form, an interlayer insulating film laminated on the thin film transistor, a first contact hole formed in the interlayer insulating film and reaching a surface of a source electrode of the thin film transistor, and a second contact hole formed in the interlayer insulating film and reaching a surface of a drain electrode of the thin film transistor, in which a source bus line and the source electrode of the thin film transistor are connected via the first contact hole, the drain electrode of the thin film transistor and a lower layer electrode of the photodiode are connected via the second contact hole, and the tapered part of the second contact hole has a gentler inclination than the tapered part of the first contact hole.

公开(公告)号：US20180294542A1

公开(公告)日：2018-10-11

申请号：US15767333

申请日：2016-10-06

Applicant: SHARP KABUSHIKI KAISHA

Inventor： KIYOSHI MINOURA ,  SHIGEYASU MORI ,  MAKOTO NAKAZAWA ,  FUMIKI NAKANO ,  TAKATOSHI ORUI

IPC: H01P11/00 ,  H01Q13/22 ,  H01Q3/34 ,  H01Q3/44

Abstract: A scanning antenna including: a TFT substrate including a first dielectric substrate, a TFT, a gate bus line, a source bus line, and a patch electrode; a slot substrate including a second dielectric substrate and a slot electrode formed on a first main surface of the second dielectric substrate; a liquid crystal layer provided between the TFT substrate and the slot substrate; and a reflective conductive plate. The scanning antenna has a tiling structure in which a plurality of scanning antenna portions are bonded together, and each of the plurality of scanning antenna portions includes a TFT substrate portion and a slot substrate portion. The plurality of scanning portions include: a scanning antenna portion including, on a side to be bonded with an adjacent scanning antenna portion, a side which the TFT substrate portion protrudes beyond the slot substrate portion, and a scanning antenna portion including, on a side to be bonded with an adjacent scanning antenna portion, a side in which the slot substrate portion protrudes beyond the TFT substrate portion.