Display device

A piezoelectric device and a display device including the same are provided. The piezoelectric device includes: a first piezoelectric unit including a vibration generating layer configured to vibrate at an input frequency based on a sound signal corresponding to the input frequency; and a second pie...

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Bibliographische Detailangaben
Hauptverfasser:	KANG JAE-KYUNG, JUNG DONG-RYUL, CHANG SU-JIN, LIM KI-SUNG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADVERTISING ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICESUSING STATIC MEANS TO PRESENT VARIABLE INFORMATION CRYPTOGRAPHY DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING DISPLAY EDUCATION ELECTRICITY FREQUENCY-CHANGING NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS SEALS TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF
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Beschreibung
Zusammenfassung:	A piezoelectric device and a display device including the same are provided. The piezoelectric device includes: a first piezoelectric unit including a vibration generating layer configured to vibrate at an input frequency based on a sound signal corresponding to the input frequency; and a second piezoelectric unit including an air gap having a certain volume in the first piezoelectric unit and an air path connecting the air gap to an outside of the vibration generating layer and outputting vibration. 提供一种压电装置和包括该压电装置的显示装置。压电装置包括：第一压电单元，该第一压电单元包括振动产生层，该振动产生层被配置为基于与输入频率对应的声音信号而以所述输入频率振动；以及第二压电单元，该第二压电单元包括在所述第一压电单元中具有一定体积的气隙以及将所述气隙连接到所述振动产生层的外部并输出振动的空气路径。