FERROELECTRIC DEVICE AND SEMICONDUCTOR DEVICE

An electronic device capable of operation of a three-dimensional movement is provided. An electronic device capable of performing various types of actuation by simple operation is provided. A display device includes a control portion, a display portion, and a detection portion. The display portion i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SEINO, Fumiyasu, ISHITANI, Tetsuji
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An electronic device capable of operation of a three-dimensional movement is provided. An electronic device capable of performing various types of actuation by simple operation is provided. A display device includes a control portion, a display portion, and a detection portion. The display portion includes a screen displaying an image, and the detection portion has a function of obtaining positional information of a detection target that is in contact with the screen or approaches above the screen and outputting the information to the control portion. The control portion has a function of executing first processing based on first operation, a function of executing second processing when second operation is successively performed after the first operation, and a function of executing third processing when third operation is successively performed after the second operation. The first operation is operation in which two pointed positions are detected on the screen, the second operation is operation in which the two pointed positions move to reduce the distance therebetween, and the third operation is operation in which the two pointed positions move in the normal direction with respect to the screen from the state where they are in contact with the screen.