摘要:
Each of the auxiliary capacitors (6a) includes a capacitor line (11b) comprised of the same material as the gate electrode (11a) and provided in the same layer as the gate electrode (11a), the gate insulating film (12) provided so as to cover the capacitor line (11a), a capacitor intermediate layer (13c) provided using the oxide semiconductor and provided on the gate insulating film (12) so as to overlap the capacitor line (11b), and a capacitor electrode (15b) provided on the capacitor intermediate layer (13c), and the capacitor intermediate layer (13c) is conductive.
摘要:
An active matrix substrate (20a) includes a plurality of pixel electrodes (18a) arranged in a matrix, and a plurality of TFTs (5) each connected to a corresponding one of the pixel electrodes (18a), and each including a gate electrode (11a) provided on an insulating substrate (10a), a gate insulating film (12a) covering the gate electrode (11a), a semiconductor layer (16a) provided on the gate insulating film (12a) and having a channel region (C) overlapping the gate electrode (11a), and a source electrode (15aa) and a drain electrode (15b) of copper or copper alloy provided on the gate insulating film (12a) and separated from each other by the channel region (C) of the semiconductor layer (16a). The semiconductor layer (16a) is formed of an oxide semiconductor and covers the source electrode (15aa) and the drain electrode (15b).
摘要:
A display panel (50a) includes a TFT substrate (20a) in which a plurality of TFTs (5a) are provided, a counter substrate (30a) provided to face the TFT substrate (20a), and a display medium layer (40) provided between the TFT substrate (20a) and the counter substrate (30a), a plurality of pixels being provided so that each of the plurality of pixels is associated with a corresponding one of the TFTs (5a), wherein an oxide semiconductor layer (13) is provided in each of the TFTs (5a) as a channel, and an ultraviolet light absorbing layer (22) having a light transmitting property is provided in each of the pixels (P) so as to overlap the oxide semiconductor layer (13).
摘要:
An active matrix substrate (20a) includes a plurality of pixel electrodes (18a) arranged in a matrix, and a plurality of TFTs (5) each connected to a corresponding one of the pixel electrodes (18a), and each including a gate electrode (11a) provided on an insulating substrate (10a), a gate insulating film (12a) covering the gate electrode (11a), a semiconductor layer (16a) provided on the gate insulating film (12a) and having a channel region (C) overlapping the gate electrode (11a), and a source electrode (15aa) and a drain electrode (15b) of copper or copper alloy provided on the gate insulating film (12a) and separated from each other by the channel region (C) of the semiconductor layer (16a). The semiconductor layer (16a) is formed of an oxide semiconductor and covers the source electrode (15aa) and the drain electrode (15b).
摘要:
A display panel (50a) includes a TFT substrate (20a) in which a plurality of TFTs (5a) are provided, a counter substrate (30a) provided to face the TFT substrate (20a), and a display medium layer (40) provided between the TFT substrate (20a) and the counter substrate (30a), a plurality of pixels being provided so that each of the plurality of pixels is associated with a corresponding one of the TFTs (5a), wherein an oxide semiconductor layer (13) is provided in each of the TFTs (5a) as a channel, and an ultraviolet light absorbing layer (22) having a light transmitting property is provided in each of the pixels (P) so as to overlap the oxide semiconductor layer (13).
摘要:
A TFT substrate (30a) including a TFT (5a) having: a gate electrode (14a) provided on a substrate (10a); a gate insulating film (15) provided to cover the gate electrode (14a); a semiconductor layer (16a) made of an oxide semiconductor provided on the gate insulating film (15) with a channel region (C) arranged to lie above the gate electrode (14a): and a source electrode (19aa) and a drain electrode (19b) provided on the semiconductor layer (16a) to be spaced from each other with the channel region (C) therebetween. A recess (R) is provided on the surface of the channel region (C) of the semiconductor layer (16a) to extend in the channel width direction.
摘要:
An active matrix substrate includes a plurality of pixels arranged in a matrix, a plurality of capacitor lines (11b) extending in one of directions in which the pixels are aligned and in parallel to each other, a plurality of TFTs (5), one for each of the pixels, a protective film (16a) covering the TFTs (5), a plurality of pixel electrodes (18a) arranged in a matrix on the protective film (16a) and connected to the respective corresponding TFTs (5), and a plurality of auxiliary capacitors (6), one for each of the pixels. Each of the auxiliary capacitors (6) includes the corresponding capacitor line (11b), the corresponding pixel electrode (18a), and the protective film (16a) between the corresponding capacitor line (11b) and the corresponding pixel electrode (18a).
摘要:
A semiconductor device includes: a thin film transistor having a gate line (3a), a first insulating film (5), an island-shaped oxide semiconductor layer (7a), a second insulating film (9), a source line (13as), a drain electrode (13ad), and a passivation film; and a terminal portion having a first connecting portion (3c) made of the same conductive film as the gate line, a second connecting portion (13c) made of the same conductive film as the source line and the drain electrode, and a third connecting portion (19c) formed on the second connecting portion. The second connecting portion is in contact with the first connecting portion within a first opening (11c) provided in the first and second insulating films; the third connecting portion (19c) is in contact with the second connecting portion within a second opening (17c) provided in the passivation film; and the second connecting portion (13c) covers end faces of the first and second insulating films within the first opening (11c), but does not cover an end face of the passivation film (15) within the second opening (17c). As a result, the taper shape of a contact hole of the terminal portion can be controlled with a high precision.
摘要:
A semiconductor device (100A) according to the present invention includes an oxide semiconductor layer (31a), first and second source electrodes (52a1 and 52a2), and first and second drain electrodes (53a1 and 53a2). The second source electrode (52a2) is formed to be in contact with a top surface of the first source electrode and inner to the first source electrode (52a1). The second drain electrode (53a2) is formed to be in contact with a top surface of the first drain electrode (53a1) and inner to the first drain electrode (53a1). The oxide semiconductor layer (31a) is formed to be in contact with the top surface of the first source electrode (52a1) and the top surface of the first drain electrode (53a1).
摘要:
A semiconductor device (100A) according to the present invention includes an oxide semiconductor layer (31a), first and second source electrodes (52a1 and 52a2), and first and second drain electrodes (53a1 and 53a2). The second source electrode (52a2) is formed to be in contact with a top surface of the first source electrode and inner to the first source electrode (52a1). The second drain electrode (53a2) is formed to be in contact with a top surface of the first drain electrode (53a1) and inner to the first drain electrode (53a1). The oxide semiconductor layer (31a) is formed to be in contact with the top surface of the first source electrode (52a1) and the top surface of the first drain electrode (53a1).