JP2004064528A5

JP2004064528A5 -

Info

Publication number: JP2004064528A5
Application number: JP2002221562A
Authority: JP
Filing date: 2002-07-30
Publication date: 2005-10-20
Anticipated expiration: 2022-07-30

Claims

Including a pixel portion, a gate signal line driver circuit, and a source signal line driver circuit,
The gate signal line driving circuit and the source signal line driving circuit are:
First and second transistors whose input ends are electrically connected to the first wiring;
Third and fourth transistors whose input ends are electrically connected to the second wiring;
A fifth transistor having an output terminal electrically connected to the gates of the first and second transistors;
First capacitance means provided between the gate of the first transistor and the output terminal of the first transistor;
Second capacitance means provided between the gate of the third transistor and the output terminal of the third transistor;
A first signal input section for inputting a first signal to the gates of the third and fourth transistors;
A second signal input unit for inputting a second signal to an input terminal of the fifth transistor;
Each having a signal output unit,
The first to fifth transistors are all of the same conductivity type,
The output terminal of the first transistor and the output terminal of the third transistor are electrically connected,
The output terminal of the second transistor, the output terminal of the fourth transistor, and the signal output unit are electrically connected,
The display device is characterized in that the gate of the fifth transistor is electrically connected to the first wiring or the third wiring.

In claim 1,
The display device is characterized in that the first capacitor means uses any two materials among an active layer material, a material constituting a gate, or a wiring material, and an insulating layer between the two materials.

In claim 1 or 2,
The display device characterized in that the second capacitor means uses any two materials among an active layer material, a material constituting a gate, or a wiring material, and an insulating layer between the two materials.

In any one of Claims 1 thru | or 3,
When the conductivity type of the first to fifth transistors is an N-channel type, the potential of the second wiring <the potential of the third wiring <the potential of the first wiring;
When the conductivity type is a p-channel type, a potential of the second wiring> a potential of the third wiring> a potential of the first wiring is provided.

Including a pixel portion, a gate signal line driver circuit, and a source signal line driver circuit,
The gate signal line driving circuit and the source signal line driving circuit are:
First and second transistors whose input ends are electrically connected to the first wiring;
Third and fourth transistors whose input ends are electrically connected to the second wiring;
A fifth transistor having an input end electrically connected to the first wiring and an output end electrically connected to the gates of the first and second transistors;
A sixth transistor having an input end electrically connected to the second wiring and an output end electrically connected to the gates of the first and second transistors;
First capacitance means provided between the gate of the first transistor and the output terminal of the first transistor;
Second capacitance means provided between the gate of the third transistor and the output terminal of the third transistor;
A first signal input section for inputting a first signal to the gates of the third, fourth and sixth transistors;
A second signal input section for inputting a second signal to the gate of the fifth transistor;
Each having a signal output unit,
The first to sixth transistors are all of the same conductivity type,
The output terminal of the first transistor and the output terminal of the third transistor are electrically connected,
The display device, wherein an output terminal of the second transistor and an output terminal of the fourth transistor are electrically connected.

Including a pixel portion, a gate signal line driver circuit, and a source signal line driver circuit,
The gate signal line driving circuit and the source signal line driving circuit are:
First and second transistors whose input ends are electrically connected to the first wiring;
Third and fourth transistors whose input ends are electrically connected to the second wiring;
A fifth transistor having an input end electrically connected to the first wiring and the gate, and an output end electrically connected to the gates of the first and second transistors;
A sixth transistor having an input end electrically connected to the second wiring and an output end electrically connected to the gates of the first and second transistors;
First capacitive means electrically connected between the gate of the first transistor and the output terminal of the first transistor;
Second capacitive means electrically connected between the gate of the third transistor and the output terminal of the third transistor;
A signal input section for inputting a first signal to the gates of the third, fourth and sixth transistors;
Each having a signal output unit,
The first to sixth transistors are all of the same conductivity type,
The output terminal of the first transistor and the output terminal of the third transistor are electrically connected,
The display device, wherein an output terminal of the second transistor and an output terminal of the fourth transistor are electrically connected.

In claim 5 or 6,
The display device characterized in that the first capacitor means uses any two materials among an active layer material, a material constituting a gate, or a wiring material, and an insulating layer between the two materials.

In claim 5 or 7,
The display device characterized in that the second capacitor means uses any two materials of an active layer material, a material constituting a gate, or a wiring material, and an insulating layer between the two materials.

In any one of Claims 5 thru | or 8,
When the first to sixth conductivity types are N-channel types, the potential of the second wiring <the potential of the first wiring;
When the conductivity type is a p-channel type, the potential of the second wiring> the potential of the first wiring.

10. The display device according to claim 1, wherein the pixel portion includes a liquid crystal.

10. The display device according to claim 1, wherein the pixel portion includes an EL element.

An electronic apparatus comprising the display device according to claim 1.