CN215453450U - Special-shaped driving chip and binding pressure head - Google Patents

Special-shaped driving chip and binding pressure head Download PDF

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Publication number
CN215453450U
CN215453450U CN202121076656.3U CN202121076656U CN215453450U CN 215453450 U CN215453450 U CN 215453450U CN 202121076656 U CN202121076656 U CN 202121076656U CN 215453450 U CN215453450 U CN 215453450U
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substrate
driving chip
terminal group
special
binding
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CN202121076656.3U
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李航
章小和
郑瑞建
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Truly Opto Electronics Ltd
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Truly Opto Electronics Ltd
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Abstract

The utility model discloses a special-shaped driving chip which comprises a substrate, a first terminal group positioned above the substrate and a second terminal group positioned below the substrate, wherein two ends of the first terminal group are downward inclined sections; the substrate is of a trapezoidal structure, and the inclined edge of the trapezoidal structure of the substrate corresponds to the inclined section of the output terminal group. The utility model also discloses a binding pressure head used for binding the special-shaped driving chip. The special-shaped driving chip can structurally reduce the frame width of the display panel required by the connecting wiring, thereby reducing the occupied non-display area width on one side of the integrated area of the display panel chip and being beneficial to the narrow frame design of the display device; in addition, the substrate of the special-shaped driving chip is of a trapezoid structure, blank areas of the upper left corner and the upper right corner of the driving chip are removed, and therefore the driving chip can be prevented from being damaged due to uneven stress in the binding process.

Description

Special-shaped driving chip and binding pressure head
Technical Field
The utility model relates to the technical field of display, in particular to a special-shaped driving chip and a special-shaped binding pressure head.
Background
With the continuous development of display technologies, the visual effect requirements of consumers on display devices such as mobile phones and the like are continuously improved, higher requirements are put on narrow-frame display devices, and comprehensive screens and high screen occupation ratios become the main selling points of smart phones. In order to improve the screen ratio of the mobile phone, the width of the lower frame of the mobile phone needs to be smaller.
Under this background, it is considered by those skilled in the art how to reduce the width of the frame of the display panel occupied by the connection wires on the premise that the connection wires of the driving chip and the display panel meet the requirement of the wire distance.
SUMMERY OF THE UTILITY MODEL
To prior art's not enough, this application provides a dysmorphism driver chip, and this driver chip makes to connect to walk the line and adjusts after improving, can structurally make to connect to walk the required frame width that occupies display panel of line and reduce to reduce the non-display area width of the display panel chip integrated area one side that occupies, be favorable to display device's narrow frame design.
The special-shaped driving chip comprises a substrate, a first terminal group and a second terminal group, wherein the first terminal group is positioned above the substrate, the second terminal group is positioned below the substrate, and two ends of the first terminal group are downward inclined sections; the substrate is of a trapezoidal structure, and the inclined edge of the trapezoidal structure of the substrate corresponds to the inclined section of the output terminal group.
As an improvement scheme of the special-shaped driving chip provided by the application, the first terminal group is an output terminal group, and the second terminal group is an input terminal group.
As an improvement of the special-shaped driving chip provided by the application, the downward inclined sections at two ends of the first terminal group at least comprise two terminals.
As an improvement scheme of the special-shaped driving chip provided by the application, the downward inclined sections at two ends of the first terminal group are designed symmetrically.
As the improvement scheme of the special-shaped driving chip provided by the application, the downward inclined sections at the two ends of the first terminal group are parallel to the inclined edge of the trapezoid structure of the substrate.
As an improvement scheme of the special-shaped driving chip provided by the application, the output terminal groups are multiple groups.
As an improvement scheme of the special-shaped driving chip provided by the application, the second terminal group is linearly arranged and parallel to the long edge of the trapezoidal structure of the substrate.
As an improvement of the special-shaped driving chip provided by the present application, the length of the output terminal group is greater than that of the input terminal group.
The application also provides a binding pressure head for binding the special-shaped driving chip.
As the improvement scheme of binding the pressure head that this application provided, it is trapezoidal to bind the pressure head, it suits with the shape of dysmorphism structure base plate to bind the shape of pressure head.
Compared with the prior art, the utility model has the following beneficial effects:
according to the special-shaped driving chip, two ends of a first terminal group positioned above a substrate are downward inclined sections; the two ends of the first terminal group are designed into the downward inclined sections, so that the corresponding connecting wires can be correspondingly adjusted, and the frame width of the display panel, which is required to be occupied by the connecting wires, can be structurally reduced, thereby reducing the occupied non-display area width on one side of the chip integrated area of the display panel, and being beneficial to the narrow frame design of the display device;
in addition, after the two ends of the first terminal group are designed to be inclined downwards, blank areas can appear on the upper left corner and the upper right corner of the driving chip, and the driving chip at the blank areas is easy to be stressed uniformly and damaged easily in the binding process; and the dysmorphism driver chip of this application, the base plate is trapezium structure, has got rid of the blank region in driver chip's the upper left corner and the upper right corner, consequently can avoid driver chip to appear damaging because the atress is uneven at the binding in-process.
Drawings
Fig. 1 is a schematic structural diagram of a conventional driving chip;
fig. 2 is a schematic plan view of a special-shaped driving chip according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a planar structure of another special-shaped driving chip according to an embodiment of the present application;
fig. 4 is a schematic diagram of a conventional driving chip and corresponding connecting traces;
fig. 5 is a schematic diagram of a special-shaped driving chip and corresponding connecting traces according to the present application.
The attached drawings are marked as follows:
the display device comprises a substrate 10, a first terminal group 20, a second terminal group 30, a horizontal segment 21, an inclined segment 22, a connecting wire 40 and a display panel 50.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Example one
Referring to fig. 2, 3 and 5, the utility model provides a special-shaped driving chip.
As shown in fig. 2 and fig. 3, the heteromorphic driving chip provided by the embodiment of the present application includes a substrate 10, and a first terminal set 20 located above the substrate 10 and a second terminal set 30 located below the substrate 10.
The middle of the first terminal group 20 of the special-shaped driving chip is a horizontal section 21, two ends of the special-shaped driving chip are downward inclined sections 22, and two ends of the special-shaped driving chip are sunken.
According to the special-shaped driving chip, the two ends of the first terminal group 20 are designed to be the downward inclined sections 22, so that the corresponding connecting wires 40 can be correspondingly adjusted.
As shown in fig. 4, in the driving chip of the prior art, the connecting traces 40 corresponding to the inclined segments 22 at the two ends of the first terminal set 20 occupy a frame width B of the display panel 50.
Fig. 5 shows one embodiment of the odd-shaped driving chip of the present application, in which the connecting traces 40 corresponding to the inclined segments 22 at two ends of the first terminal set 20 occupy a frame width a of the display panel 50. A < B.
Therefore, the special-shaped driving chip structurally reduces the width of the frame of the display panel 50 required to be occupied by the connecting wires 40, so that the width of the non-display area on one side of the chip integration area of the display panel 50 occupied is reduced, and the narrow frame design of the display device is facilitated.
However, as shown in fig. 2, the substrate 10 of the heteromorphic driving chip has a rectangular structure, and after the first terminal set 20 is designed to have two ends inclined downward, blank regions may appear in the upper left corner and the upper right corner of the driving chip. The existing binding pressure head is also in a rectangular structure, and when the binding pressure head is pressed downwards in the binding process, the blank area of the driving chip is easy to be stressed uniformly and damaged easily.
For improvement, in a preferred embodiment, as shown in fig. 3, the substrate 10 of the odd-shaped driver chip of the present application has a trapezoid structure, and the oblique side of the trapezoid structure of the substrate 10 corresponds to the position of the oblique section 22 of the output terminal set. The special-shaped driving chip performs corner cutting on the substrate 10 at the blank areas of the upper left corner and the upper right corner during design, so that at least the upper part of the substrate 10 is trapezoidal in shape. It will be understood by those skilled in the art that the trapezoidal configuration of the substrate means that the substrate is shaped like a trapezoid or is trapezoidal.
The special-shaped driving chip has the advantages that the blank areas of the upper left corner and the upper right corner of the driving chip are removed from the substrate 10, so that the driving chip can be prevented from being damaged due to uneven stress in the binding process.
In the present application, the first terminal set 20 is an output terminal set, and the output terminal set is used for transmitting the external signal to the display device. The second terminal group 30 is an input terminal group for transmitting an external signal, and is usually connected to the FPC.
The special-shaped driving chip of the embodiment of the present application, wherein the downward inclined sections 22 at the two ends of the first terminal group 20 respectively include at least two terminals. In practice, the downwardly inclined section 22 includes a plurality of terminals, and the number thereof is not limited to the number shown in fig. 2 and 3.
As a further preferred solution, the two downwardly inclined sections 22 at both ends of the first terminal set 20 are of symmetrical design.
The oblique side of the trapezoidal structure of the substrate 10 corresponds to the position of the inclined section 22 of the output terminal group, and may be non-parallel to the inclined section 22 of the output terminal group. As long as the damage of the driving chip caused by uneven stress in the binding process can be avoided. However, as a further preferred solution, the downward inclined sections 22 at the two ends of the first terminal group 20 are parallel to the inclined sides of the trapezoid structure of the substrate 10; this allows for a more orderly arrangement of connection tracks 40 and further space optimization.
In the embodiment of the present application, the output terminal groups may be a group or a plurality of groups. Preferably, the output terminal sets are multiple sets.
When the second terminal set 30 is an input terminal set, the second terminal set 30 is linearly arranged and parallel to the long side of the trapezoidal structure of the substrate 10. The utility model provides a dysmorphism drive chip, the length of output terminal group is greater than the length of input terminal group.
Example two
The application also provides a binding pressure head for binding the special-shaped drive chip of the first embodiment.
The pressure head is bound to dysmorphism that this application embodiment provided is trapezoidal. The shape of the special-shaped binding pressure head is matched with the shape of the shape structure substrate 10. When the COG binding is carried out on the special-shaped driving chip through the binding pressure head, the binding pressure head is matched with the special-shaped driving chip.
Compared with the prior art, the utility model has the following beneficial effects:
according to the special-shaped driving chip, two ends of a first terminal group positioned above a substrate are downward inclined sections; the two ends of the first terminal group are designed into the downward inclined sections, so that the corresponding connecting wires can be correspondingly adjusted, and the frame width of the display panel, which is required to be occupied by the connecting wires, can be structurally reduced, thereby reducing the occupied non-display area width on one side of the chip integrated area of the display panel, and being beneficial to the narrow frame design of the display device;
in addition, after the two ends of the first terminal group are designed to be inclined downwards, blank areas can appear on the upper left corner and the upper right corner of the driving chip, and the driving chip at the blank areas is easy to be stressed uniformly and damaged easily in the binding process; and the dysmorphism driver chip of this application, the base plate is trapezium structure, has got rid of the blank region in driver chip's the upper left corner and the upper right corner, consequently can avoid driver chip to appear damaging because the atress is even at the binding in-process.
It is to be understood that the above-described embodiments are only some of the embodiments of the present application, and not all embodiments of the present application. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims (10)

1. A special-shaped driving chip comprises a substrate, a first terminal group positioned above the substrate and a second terminal group positioned below the substrate, and is characterized in that two ends of the first terminal group are downward inclined sections; the substrate is of a trapezoidal structure, and the inclined edge of the trapezoidal structure of the substrate corresponds to the inclined section of the output terminal group.
2. The profile driver chip according to claim 1, wherein the first terminal set is an output terminal set and the second terminal set is an input terminal set.
3. The profile drive chip according to claim 2, wherein the downwardly inclined sections at both ends of the first terminal group comprise at least two terminals.
4. The profiled drive chip as claimed in claim 3 wherein the downwardly inclined sections at both ends of the first terminal group are of symmetrical design.
5. The profile driver chip according to claim 1, wherein the downwardly inclined sections at the two ends of the first terminal group are parallel to the oblique side of the trapezoid structure of the substrate.
6. The profile driver chip according to claim 2, wherein the sets of output terminals are in a plurality of sets.
7. The profile driver chip according to claim 2, wherein said second terminal set is arranged in a straight line and parallel to the long side of the trapezoidal structure of the substrate.
8. The profile driver chip of claim 2, wherein the length of said set of output terminals is greater than the length of the set of input terminals.
9. A binding indenter for binding the profiled drive chip of any of claims 1-8.
10. The binding indenter of claim 9, wherein the binding indenter has a trapezoidal shape, and the binding indenter has a shape that conforms to the shape of the substrate with the profiled structure.
CN202121076656.3U 2021-05-19 2021-05-19 Special-shaped driving chip and binding pressure head Active CN215453450U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121076656.3U CN215453450U (en) 2021-05-19 2021-05-19 Special-shaped driving chip and binding pressure head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121076656.3U CN215453450U (en) 2021-05-19 2021-05-19 Special-shaped driving chip and binding pressure head

Publications (1)

Publication Number Publication Date
CN215453450U true CN215453450U (en) 2022-01-07

Family

ID=79707584

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121076656.3U Active CN215453450U (en) 2021-05-19 2021-05-19 Special-shaped driving chip and binding pressure head

Country Status (1)

Country Link
CN (1) CN215453450U (en)

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