Abstract:
A display module 1 of the present invention includes a first board 3, a second board 4, a base film 5, and a circuit member 2. The first board 3 and the second board 4 are bonded together to face with each other. The base film 5 is provided between the first board 3 and the second board 4 and extends outwardly from an end of the first board 3. The base film 5 has an insulating property and the extended portion is bent to an outer surface side of one of the first board 3 and the second board 4. The circuit member 2 is formed on the base film 5.
Abstract:
A wiring board of the present invention has pads disposed in a plurality of rows including: first row pads each being connected to a respective one of the connection wires that is long in length; and second row pads (30b) each being connected to a respective one of the connection wires that is shorter in length than that of first connection wires (10a) connected to the first row pads, each of the first connection wires (10a) being provided not in a region between adjacent ones of the second row pads (30b) but in a lower layer region of the second row pads (30b), in such a manner that at least a first insulating layer (20a) is sandwiched between the second row pads (30b) and the first connection wires (10a), and 0.8≦W1/W2≦1, where W1 is a line width of the first connection wires (10a) in the lower layer region of the second row pads (30b), and W2 is a width of the second row pads (30b).
Abstract:
A wiring substrate (11) includes: a substrate; and, formed upon the substrate, a plurality of wiring lines, a plurality of circuit elements, and a plurality of connecting terminals (51) connected via the plurality of wiring lines. Each of the plurality of connecting terminals (51) includes a pair of protrusion parts (50), forming a depression part (60) between the pair of protrusion parts (50), and a depression electrode (52) that is disposed in the depression part (60) and that at least partially covers each protrusion of the pair of protrusion parts (50).
Abstract:
Provided is a semiconductor element in which decrease in reliability of wiring is suppressed. A driver IC (10) has a plurality of output bumps (12) arranged in the direction (direction A) along the long sides (11a and 11b). The output bumps include a plurality of source bumps (12a) arranged near the center section of the long side, and a plurality of gate bumps (12b) arranged towards the end portions of the long side. The source bumps are arranged close to the long side (11a), and the gate bumps are arranged closer to the long side (11b) than the source bumps.
Abstract:
Provided is a semiconductor chip having a narrowed pitch between terminals, the chip being capable of suppressing occurrence of poor connection between the chip and a substrate on which the chip is mounted. In an LSI chip including an input bump group, which is composed of a plurality of input bumps aligned in a line along one long side of its bottom surface, and an output bump group, which is composed of a plurality of output bumps arranged in a staggered manner along the other long side of the bottom surface, a dummy bump group is provided in an area between an area where the input bump group is provided and an area where the output bump group is provided, the dummy bump group including a plurality of rectangular dummy bumps which have long side extending along a direction perpendicular to the long sides of the bottom surface.
Abstract:
A display module 1 of the present invention includes a first board 3, a second board 4, a base film 5, and a circuit member 2. The first board 3 and the second board 4 are bonded together to face with each other. The base film 5 is provided between the first board 3 and the second board 4 and extends outwardly from an end of the first board 3. The base film 5 has an insulating property and the extended portion is bent to an outer surface side of one of the first board 3 and the second board 4. The circuit member 2 is formed on the base film 5.
Abstract:
A wiring board of the present invention has pads disposed in a plurality of rows including: first row pads each being connected to a respective one of the connection wires that is long in length; and second row pads (30b) each being connected to a respective one of the connection wires that is shorter in length than that of first connection wires (10a) connected to the first row pads, each of the first connection wires (10a) being provided not in a region between adjacent ones of the second row pads (30b) but in a lower layer region of the second row pads (30b), in such a manner that at least a first insulating layer (20a) is sandwiched between the second row pads (30b) and the first connection wires (10a), and 0.8≦W1/W2≦1, where W1 is a line width of the first connection wires (10a) in the lower layer region of the second row pads (30b), and W2 is a width of the second row pads (30b).
Abstract:
A wiring board of the present invention (1) is arranged so that: pads (30) arranged in a plurality of rows include: first-row pads (30a) connected to first metal wires (10a) among metal wires (10); and second-row pads (30b) connected to second metal wires (10b) among the metal wires (10), the first metal wires (10a) being longer than the second metal wires (10b); and that each of the first connecting lines (10a) is formed so as to be separated from a corresponding one of the second-row pads (30b) by at least an insulating layer, and so as to extend not through a region between the corresponding second-row pad (30b) and a second-row pad (30b) adjacent to the corresponding second-row pad (30b), but through a region below the corresponding second-row pad (30b).
Abstract:
A wiring substrate (11) includes: a substrate; and, formed upon the substrate, a plurality of wiring lines, a plurality of circuit elements, and a plurality of connecting terminals (51) connected via the plurality of wiring lines. Each of the plurality of connecting terminals (51) includes a pair of protrusion parts (50), forming a depression part (60) between the pair of protrusion parts (50), and a depression electrode (52) that is disposed in the depression part (60) and that at least partially covers each protrusion of the pair of protrusion parts (50).
Abstract:
A drive IC chip (21) including a circuit for driving a display region (41) is mounted on a panel substrate (11). An anisotropic conductive film (31) is interposed between the panel substrate (11) and the drive IC chip (21) and electrically connects the bump electrodes (22) of the drive IC chip (21) and the electrode pads (27) of the panel substrate (11). The anisotropic conductive film (31) is arranged to extend beyond all side surfaces (21b to 21d) other than one specific side surface (21a) of the drive IC chip (21).