JP6231542B2 - 多層可変素子及び表示装置 - Google Patents
多層可変素子及び表示装置 Download PDFInfo
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- JP6231542B2 JP6231542B2 JP2015249292A JP2015249292A JP6231542B2 JP 6231542 B2 JP6231542 B2 JP 6231542B2 JP 2015249292 A JP2015249292 A JP 2015249292A JP 2015249292 A JP2015249292 A JP 2015249292A JP 6231542 B2 JP6231542 B2 JP 6231542B2
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Images
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/802—Circuitry or processes for operating piezoelectric or electrostrictive devices not otherwise provided for, e.g. drive circuits
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/857—Macromolecular compositions
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/05—Flexible printed circuits [FPCs]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/05—Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes
- H10N30/057—Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes by stacking bulk piezoelectric or electrostrictive bodies and electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
- H10N30/204—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using bending displacement, e.g. unimorph, bimorph or multimorph cantilever or membrane benders
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Micromachines (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Description
Claims (13)
- 積層された複数の単位可変素子と、
隣接した2個の単位可変素子間に各々が配置された複数の接着層と
を備え、
前記複数の単位可変素子の各々は、電気活性層を間に置いて互いに対向する下部電極及び上部電極を含み、
前記複数の単位可変素子にそれぞれ含まれる複数の電気活性層は、強誘電性ポリマーをそれぞれ含み、
前記複数の電気活性層の全ての分極(polarization)方向が同一であり、
前記複数の接着層は、隣接した電極により印加される電場によって変形するさらに他の電気活性層となる高誘電率を有する
ことを特徴とする多層可変素子。 - 前記複数の電気活性層の数は、少なくとも3個である
ことを特徴とする請求項1に記載の多層可変素子。 - 前記複数の電気活性層は、同じ物質からなる
ことを特徴とする請求項1に記載の多層可変素子。 - 前記複数の電気活性層は、ポリフッ化ビニリデン(poly vinylidenefluoride、PVDF)系ポリマーを含む
ことを特徴とする請求項1に記載の多層可変素子。 - 前記複数の電気活性層は、延伸工程またはポーリング工程が加えられた自然分極を有する
ことを特徴とする請求項1に記載の多層可変素子。 - 前記複数の電気活性層の分極方向は、前記複数の電気活性層の延伸方向に対して垂直である
ことを特徴とする請求項1に記載の多層可変素子。 - 前記複数の単位可変素子の数は、少なくとも3個である
ことを特徴とする請求項1に記載の多層可変素子。 - 前記複数の単位可変素子の各々において、前記下部電極及び前記上部電極間で電場を発生させるように構成され、前記複数の単位可変素子の全てから発生された前記電場の方向が同一である
ことを特徴とする請求項1に記載の多層可変素子。 - 前記複数の接着層は、誘電性エラストマー及び高誘電性フィラーを含む
ことを特徴とする請求項1に記載の多層可変素子。 - 表示パネル及び前記表示パネルの下に配置された請求項1ないし9のいずれか1項に記載の多層可変素子を含む表示装置。
- 前記表示パネル及び前記多層可変素子上に配置された上部カバーと、
前記上部カバーに対向して配置され、前記表示パネル及び前記多層可変素子の下に配置された下部カバーと、
を備え、
前記上部カバー及び前記下部カバーは、フレキシビリティ(flexiability)を有する物質からなる
ことを特徴とする請求項10に記載の表示装置。 - 前記表示パネルは、フレキシブル基板を含む
ことを特徴とする請求項10に記載の表示装置。 - 請求項1ないし9のいずれか1項に記載の多層可変素子の作動方法において、
前記方法は、それぞれの単位可変素子の下部電極及び上部電極間での電場発生を含み、
前記単位可変素子の全てから発生された前記電場の方向が同一である
ことを特徴とする多層可変素子の作動方法。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2014-0195977 | 2014-12-31 | ||
KR20140195977 | 2014-12-31 | ||
KR1020150085104A KR102381743B1 (ko) | 2014-12-31 | 2015-06-16 | 다층 가변 소자 및 이를 포함하는 표시 장치 |
KR10-2015-0085104 | 2015-06-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016127282A JP2016127282A (ja) | 2016-07-11 |
JP6231542B2 true JP6231542B2 (ja) | 2017-11-15 |
Family
ID=54783430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015249292A Expired - Fee Related JP6231542B2 (ja) | 2014-12-31 | 2015-12-22 | 多層可変素子及び表示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9748469B2 (ja) |
EP (1) | EP3041059B1 (ja) |
JP (1) | JP6231542B2 (ja) |
CN (1) | CN105810814B (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105138076B (zh) * | 2015-08-03 | 2020-01-31 | 联想(北京)有限公司 | 一种电子设备的控制方法及电子设备 |
KR20170073149A (ko) * | 2015-12-18 | 2017-06-28 | 삼성전자주식회사 | 태스크를 수행하는 방법 및 이를 지원하는 전자 장치 |
KR102483412B1 (ko) * | 2015-12-31 | 2022-12-29 | 엘지디스플레이 주식회사 | 접촉 감응 소자 및 이를 포함하는 표시 장치 |
EP3463091B1 (en) * | 2016-08-25 | 2019-10-09 | Koninklijke Philips N.V. | Variable focus x-ray anti scatter device |
US10396272B2 (en) * | 2017-05-04 | 2019-08-27 | International Business Machines Corporation | Display distortion for alignment with a user gaze direction |
US10901510B2 (en) * | 2018-10-09 | 2021-01-26 | Microsoft Technology Licensing, Llc | Haptic feedback system having two independent actuators |
US11632063B1 (en) * | 2019-08-27 | 2023-04-18 | Meta Platforms Technologies, Llc | Structured actuators |
CN111152210B (zh) * | 2020-01-17 | 2021-05-07 | 浙江大学 | 一种柔性电流体动力学驱动器 |
JP7457790B2 (ja) * | 2020-03-19 | 2024-03-28 | 富士フイルム株式会社 | 積層圧電素子および電気音響変換器 |
DE102020112725A1 (de) | 2020-05-11 | 2021-11-11 | Technische Universität Dresden | Flexible display-vorrichtung, verfahren zum stabilisieren mindestens einer geometrischen konfiguration einer flexiblen display-vorrichtung, rollbare projektionswand, und verfahren zum stabilisieren einer ausgerollten konfiguration einer rollbaren projektionswand |
KR20220052748A (ko) * | 2020-10-21 | 2022-04-28 | 엘지디스플레이 주식회사 | 진동장치 및 이를 포함하는 장치 |
AU2022229622B2 (en) * | 2021-03-05 | 2024-03-07 | Samsung Electronics Co., Ltd. | Display structure comprising dielectric layer and electronic apparatus comprising same |
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2015
- 2015-12-03 EP EP15197808.7A patent/EP3041059B1/en not_active Not-in-force
- 2015-12-22 JP JP2015249292A patent/JP6231542B2/ja not_active Expired - Fee Related
- 2015-12-28 US US14/979,769 patent/US9748469B2/en not_active Expired - Fee Related
- 2015-12-30 CN CN201511036106.8A patent/CN105810814B/zh not_active Expired - Fee Related
Also Published As
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US9748469B2 (en) | 2017-08-29 |
CN105810814A (zh) | 2016-07-27 |
EP3041059A1 (en) | 2016-07-06 |
JP2016127282A (ja) | 2016-07-11 |
CN105810814B (zh) | 2019-01-25 |
US20160190428A1 (en) | 2016-06-30 |
EP3041059B1 (en) | 2019-09-11 |
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