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US 2001/0055384 A1Published application
Electronic device
AssigneeSemiconductor Energy Laboratory Co., Ltd.
InventorsShunpei Yamazaki, Jun Koyama, Yu Yamazaki
Life of this patent
Estimating the term…
Abstract
An easy to use electronic device is provided. The electronic device functions as a telephone and has a display portion, an audio input portion, an audio output portion, and operation keys. The display portion has a passive element, and the operation keys have LEDs. The direction of an image displayed by the LEDs is switchable.
Claims30
An electronic device functioning as a telephone, comprising:
- a display portion;
- an audio input portion;
- an audio output portion;
- and operation keys;
- wherein:
- the display portion has active elements;
- the operation keys have LEDs;
- and
- the direction of an image displayed by the LEDs is switchable.
6 more elements
An electronic device functioning as a telephone, comprising:
- a display portion;
- an audio input portion;
- an audio output portion;
- and operation keys;
- wherein:
- the display portion has EL elements;
- the operation keys have liquid crystals;
- and
- the direction of an image displayed by the liquid crystals is switchable.
6 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the display portion has EL elements;
- the operation keys have LEDs;
- and
- the direction of an image displayed by the LEDs is switchable.
10 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the display portion has EL elements;
- the operation keys have liquid crystals;
- and
- the direction of an image displayed by the liquid crystals is switchable.
10 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the display portion has EL elements;
- the operation keys have LEDs;
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the direction of an image displayed by the LEDs is switchable in accordance with the angle between the first panel and the second panel.
9 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the display portion has EL elements;
- the operation keys have liquid crystals;
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the direction of an image displayed by the liquid crystals is switchable in accordance with the angle between the first panel and the second panel.
9 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the display portion has a plurality of pixels;
- the plurality of pixels each have:
- a photodiode;
- an EL element;
- a switching TFT;
- an EL driver TFT;
- a reset TFT;
- a buffer TFT;
- and a selection TFT;
- the switching TFT and the EL driver TFT control light emission from the EL element;
- light emitted from the EL elements is reflected upon a subject and irradiated onto the photodiodes;
- the photodiodes, the reset TFTs, the buffer TFTs, and the selection TFTs generate an image signal from the light irradiated onto the photodiodes;
- the operation keys have LEDs;
- and
- the direction of an image displayed by the LEDs is switchable.
21 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the display portion has a plurality of pixels;
- the plurality of pixels each have:
- a photodiode;
- an EL element;
- a switching TFT;
- an EL driver TFT;
- a reset TFT;
- a buffer TFT;
- and a selection TFT;
- the switching TFT and the EL driver TFT control light emission from the EL element;
- light emitted from the EL elements is reflected upon a subject and irradiated onto the photodiodes;
- the photodiodes, the reset TFTs, the buffer TFTs, and the selection TFTs generate an image signal from the light irradiated onto the photodiodes;
- the operation keys have liquid crystals;
- and
- the direction of an image displayed by the liquid crystals is switchable.
21 more elements
An electronic device functioning as a telephone, comprising:
- a display portion;
- an audio input portion;
- an audio output portion;
- and operation keys;
- wherein:
- the display portion have first EL elements;
- the operation keys have second EL element;
- and
- the direction of an image displayed by the second EL elements is switchable.
6 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the display portion has first EL elements;
- the operation keys have second EL elements;
- and
- the direction of an image displayed by second EL elements is switchable.
10 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the display portion has first EL elements;
- the operation keys have second EL elements;
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- and
- the direction of an image displayed by second EL elements is switchable in accordance with the angle between the first panel and the second panel.
10 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the display portion has a plurality of pixels;
- the plurality of pixels each have:
- a photodiode;
- a first EL element;
- a switching TFT;
- an EL driver TFT;
- a reset TFT;
- a buffer TFF;
- and a selection TFT;
- the switching TFT and the EL driver TFT control light emission from the first EL element;
- light emitted from the first EL elements is reflected upon a subject and irradiated onto the photodiodes;
- the photodiodes, the reset TFTs, the buffer TFTs, and the selection TFTs generate an image signal from the light irradiated onto the photodiodes;
- the operation keys have second EL elements;
- and
- the direction of an image displayed by the second EL elements is switchable.
21 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the display portion has EL elements;
- the operation keys have LEDs;
- the direction of an image displayed by the LEDs is switchable;
- and
- the direction of an image displayed by the EL elements and that of the image displayed by LEDs are the same at all times.
11 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the display portion has EL elements;
- the operation keys have liquid crystals;
- the direction of an image displayed by the liquid crystals is switchable;
- and
- the direction of an image displayed by the EL elements and that of the image displayed by liquid crystals are the same at all times.
11 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the display portion has EL elements;
- the operation keys have LEDs;
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the direction of an image displayed by the LEDs is switchable in accordance with the angle between the first panel and the second panel;
- and
- the direction of an image displayed by the EL elements and that of the image displayed by LEDs are the same at all times.
11 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- wherein:
- the display portion has EL elements;
- the operation keys have liquid crystals;
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the direction of an image displayed by the liquid crystals is switchable in accordance with the angle between the first panel and the second panel;
- and
- the direction of an image displayed by the EL elements and that of the image displayed by liquid crystals are the same at all times.
11 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- and
- a means of recognizing an angle between the first panel and the second panel,
- wherein:
- the display portion has EL elements;
- the operation keys have LEDs;
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the direction of an image displayed by the LEDs is switchable in accordance with the angle between the first panel and the second panel.
11 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- and
- a means of recognizing an angle between the first panel and the second panel,
- wherein:
- the display portion has EL elements;
- the operation keys have LEDs;
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the direction of an image displayed by the LEDs is switchable in accordance with the angle between the first panel and the second panel;
- and
- the direction of an image displayed by the EL elements and that of the image displayed by LEDs are the same at all times.
13 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- and
- a means of recognizing an angle between the first panel and the second panel,
- wherein:
- the display portion has EL elements;
- the operation keys have liquid crystals;
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the direction of an image displayed by the liquid crystals is switchable in accordance with the angle between the first panel and the second panel.
11 more elements
An electronic device functioning as a telephone, comprising:
- a first panel having:
- one of an audio input portion and an audio output portion;
- and a display portion;
- a second panel having:
- one of an audio input portion and an audio output portion;
- and operation keys;
- and
- a means of recognizing an angle between the first panel and the second panel,
- wherein:
- the display portion has EL elements;
- the operation keys have liquid crystals;
- the first panel and the second panel are connected;
- the angle between the first panel and the second panel can be arbitrarily changed;
- the direction of an image displayed by the liquid crystals is switchable in accordance with the angle between the first panel and the second panel;
- and
- the direction of an image displayed by the EL elements and that of the image displayed by liquid crystals are the same at all times.
13 more elements
Dependencies are inferred from the claim text.