Granted Patent B2

US 12,197,682 · App. 18/432,393 · Granted Jan 14, 2025

Inventors: Shunpei Yamazaki (Tokyo, JP); Jun Ishikawa (Kanagawa, JP)

Assignee: Semiconductor Energy Laboratory Co., Ltd.

G06F3/044G06F1/1635G06F1/1641G06F1/1643G06F1/1652G06F1/1683G06F1/26G06F1/263G06F3/0488G09G3/3225G09G3/2096G09G2300/0426G09G2310/0221G09G2330/02G09G2370/08

Abstract

Claims (74)

1. An electronic device comprising:

a first housing;

a second housing connected to the first housing via a hinge;

a first secondary battery provided in the first housing;

a second secondary battery provided in the second housing;

a display panel overlapping with the first housing and the second housing;

a plurality of magnets;

an antenna; and

a portion configured to wirelessly charge the first secondary battery,

wherein the display panel comprises a first region overlapping with the first housing and the first secondary battery, a second region overlapping with the second housing and the second secondary battery, and a third region between the first region and the second region,

wherein the third region is configured to bend, when the electronic device is folded,

wherein the third region does not overlap with the first secondary battery and the second secondary battery, in a folded state of the electronic device and in an opened state of the electronic device,

wherein, in the folded state of the electronic device, the first secondary battery overlaps with the second secondary battery,

wherein a size of the first secondary battery is different from a size of the second secondary battery,

wherein, in the opened state of the electronic device, the electronic device is configured to display an image in the first region, the second region, and the third region, and

wherein, in the folded state of the electronic device, the first region faces the second region.

2. The electronic device according to claim 1 ,

wherein the display panel comprises a transistor comprising an oxide semiconductor layer, and

wherein the oxide semiconductor layer comprises indium, gallium, and zinc.

3. The electronic device according to claim 1 , further comprising:

a first transistor provided in the display panel; and

a second transistor below the first transistor,

wherein the display panel comprises a transistor comprising an oxide semiconductor layer, and

wherein the oxide semiconductor layer comprises indium, gallium, and zinc.

4. The electronic device according to claim 1 , further comprising:

a display region,

wherein the display panel comprises a transistor comprising an oxide semiconductor layer,

wherein the oxide semiconductor layer comprises indium, gallium, and zinc,

wherein the display region is visible, in the folded state of the electronic device, and

wherein the display region overlaps with the first region, in the folded state of the electronic device.

5. An electronic device comprising:

a first housing;

a second housing connected to the first housing via a hinge;

a first secondary battery provided in the first housing;

a second secondary battery provided in the second housing;

a display panel overlapping with the first housing and the second housing, the display panel comprising a transistor comprising an oxide semiconductor layer;

a touch sensor;

a plurality of magnets;

an antenna; and

a portion configured to wirelessly charge the first secondary battery,

wherein the oxide semiconductor layer comprises indium, gallium, and zinc,

wherein the display panel comprises a first region overlapping with the first housing and the first secondary battery, a second region overlapping with the second housing and the second secondary battery, and a third region between the first region and the second region,

wherein the third region is configured to bend, when the electronic device is folded,

wherein the third region does not overlap with the first secondary battery and the second secondary battery, in a folded state of the electronic device and in an opened state of the electronic device,

wherein, in the folded state of the electronic device, the first secondary battery overlaps with the second secondary battery,

wherein a size of the first secondary battery is larger than a size of the second secondary battery,

wherein, in the opened state of the electronic device, the electronic device is configured to display an image in the first region, the second region, and the third region,

wherein, in the folded state of the electronic device, the first region faces the second region, and

wherein the first region is different in size than the second region.

6. An electronic device comprising:

a first housing;

a second housing connected to the first housing via a hinge;

a first secondary battery provided in the first housing;

a second secondary battery provided in the second housing;

a touch panel overlapping with the first housing and the second housing, the touch panel comprising a first transistor which comprises an oxide semiconductor layer;

a plurality of magnets;

an antenna; and

a portion configured to wirelessly charge the first secondary battery,

wherein the oxide semiconductor layer comprises indium, gallium, and zinc,

wherein the oxide semiconductor layer comprises a channel formation region of the first transistor,

wherein the touch panel comprises a first region overlapping with the first housing and the first secondary battery, a second region overlapping with the second housing and the second secondary battery, and a third region between the first region and the second region,

wherein the third region is configured to bend, when the electronic device is folded,

wherein the third region does not overlap with the first secondary battery and the second secondary battery, in a folded state of the electronic device and in an opened state of the electronic device,

wherein, in the folded state of the electronic device, the first secondary battery overlaps with the second secondary battery,

wherein a size of the first secondary battery is different from a size of the second secondary battery,

wherein, in the opened state of the electronic device, the electronic device is configured to display an image in the first region, the second region, and the third region,

wherein, in the folded state of the electronic device, the first region faces the second region,

wherein, in the folded state of the electronic device, the first region, the second region, and the third region are not visible by a user,

wherein, in the folded state of the electronic device, a space is present between the first housing and the second housing,

wherein the first transistor is provided over a flexible base comprising an organic material and a barrier film comprising silicon,

wherein the first transistor is electrically connected to a light-emitting element, and

wherein a first insulating layer, a second insulating layer having a planarization function, and a third insulating layer having a planarization function are provided over the first transistor and below the light-emitting element.

7. The electronic device according to claim 6 , further comprising:

a second transistor below the first transistor.

Priority Claims (2)

Continuity (5)

References Cited (209)