CN112468748A - Adapter plate applied to display screen and display device - Google Patents
Adapter plate applied to display screen and display device Download PDFInfo
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- CN112468748A CN112468748A CN202011231180.6A CN202011231180A CN112468748A CN 112468748 A CN112468748 A CN 112468748A CN 202011231180 A CN202011231180 A CN 202011231180A CN 112468748 A CN112468748 A CN 112468748A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
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Abstract
本发明公开了一种应用于显示屏的转接板及显示设备，包括：转接电路板；至少一个主板侧接口，设置在转接电路板上，主板侧接口能够与外部控制主板连接；至少一个屏侧接口，设置在转接电路板上，屏侧接口能够与外部TCON板连接，主板侧接口与屏侧接口电性连接。外部控制主板的控制接口与转接电路板上的主板侧接口连接，转接电路板上的屏侧接口与TCON板的屏端接口连接，主板侧接口与屏侧接口的结构不同，例如连接结构不同；或者接口端脚数量不同；或者接口端脚数量不同，以此令控制接口能够与不同种类的屏端接口电性连接，实现转接功能，使得外部控制主板能够兼容不同的TCON板，无需重新设计控制主板，有利于节省成本和时间。
The invention discloses an adapter board applied to a display screen and a display device, comprising: an adapter circuit board; at least one main board side interface is arranged on the adapter circuit board, and the main board side interface can be connected with an external control main board; A screen-side interface is arranged on the switching circuit board, the screen-side interface can be connected with an external TCON board, and the main board-side interface is electrically connected with the screen-side interface. The control interface of the external control mainboard is connected with the mainboard-side interface on the transfer circuit board, and the screen-side interface on the transfer circuit board is connected with the screen-side interface of the TCON board. The structure of the mainboard-side interface and the screen-side interface is different, for example, the connection structure Different; or the number of interface pins is different; or the number of interface pins is different, so that the control interface can be electrically connected with different types of screen terminals to realize the transfer function, so that the external control board can be compatible with different TCON boards without the need for Redesign of the control board to save cost and time.
Description
Technical Field
The invention relates to the field of display equipment, in particular to an adapter plate applied to a display screen and the display equipment.
Background
With the improvement of living standard, the television has become the necessary electrical appliance for families. The television generally includes a control main board, a display screen and a TCON board (logic board) matched with the display screen, the control main board is designed and produced by a television manufacturer, and the display screen and the TCON board are designed and produced by the display screen manufacturer. Television manufacturer purchases display screen and TCON board, passes through the screen line with the control interface on the TCON board to be connected with the screen end interface on the TCON board for the control mainboard can be with image data signal transmission to TCON board, and the TCON board is handled image data signal and is converted into the drive signal who orders about display screen work, and then makes the display screen display image.
However, because the TCON board and the display screen are designed and produced by the display screen manufacturer, and the display screen is of various types, such as HD (high definition) screen, FHD (full high definition) screen, and the like, the design of different display screen manufacturers is different, so that the screen interfaces on the TCON board matched with the display screen are also different and are not standardized, for example, the interface pins of the screen interfaces have specifications of 30 pins, 51 pins, and the like; the direct distance between the interface terminal pins has the specification of 0.5mm, 1.0mm and the like. The control mainboard that the TV manufacturer produced receives restriction such as cost and circuit board area, can not set up the control end interface that corresponds with screen end interface on all kinds of TCON board simultaneously, leads to having the problem that the control mainboard can't be compatible a plurality of or all kinds of display screens, redesign production control mainboard can consume a large amount of costs and time.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a patch panel applied to a display screen, which can enable a control interface on a control mainboard to be electrically connected with screen end interfaces of different TCON boards.
The invention also provides a display device, and a control mainboard on the display device passes through
According to an embodiment of a first aspect of the present invention, an interposer applied to a display screen includes: switching the circuit board; at least one mainboard side interface arranged on the switching circuit board, wherein the mainboard side interface can be connected with an external control mainboard; at least one screen side interface is arranged on the switching circuit board, the screen side interface can be connected with an external TCON board, and the mainboard side interface is electrically connected with the screen side interface.
The adapter plate applied to the display screen according to the embodiment of the invention at least has the following beneficial effects: the control interface of the external control mainboard is connected with the mainboard side interface on the switching circuit board, the screen side interface on the switching circuit board is connected with the screen side interface of the TCON board, and the structures of the mainboard side interface and the screen side interface are different, for example, the connection structures are different; or the number of the interface terminal pins is different; or the interface pins are different in quantity, so that the control interface can be electrically connected with different screen end interfaces to realize a switching function, the external control mainboard can be compatible with different TCON boards, the control mainboard does not need to be redesigned, and cost and time are saved.
According to some embodiments of the present invention, the number of the screen-side interfaces is at least two, all the screen-side interfaces are electrically connected to the main board-side interface, and the number of the interface pins or the distance between the interface pins between different screen-side interfaces is different.
According to some embodiments of the present invention, the motherboard-side interface is provided with a first LVDS signal terminal pin set, each of the screen-side interfaces is provided with a second LVDS signal terminal pin set, and the LVDS signal terminal pin sets are electrically connected to each of the second LVDS signal terminal pin sets correspondingly.
According to some embodiments of the present invention, the switching circuit board further includes an impedance matching unit disposed on the switching circuit board, and the first LVDS signal terminal pin set is electrically connected to the second LVDS signal terminal pin set through the impedance matching unit.
According to some embodiments of the invention, the motherboard-side interface is an FPC connector.
According to some embodiments of the present invention, the FPC connector is provided with 51 terminal pins and the pitch between the terminal pins is 0.5 mm.
According to some embodiments of the invention, the screen-side interface is an FFC connector.
According to some embodiments of the invention, the FFC connectors are three in number, respectively, a first FFC connector provided with 30 terminal pins and a pitch between the terminal pins is 1.0mm, a second FFC connector provided with 30 terminal pins and a pitch between the terminal pins is 0.5mm, and a third FFC connector provided with 51 terminal pins and a pitch between the terminal pins is 0.5 mm.
According to a second aspect of the present invention, the display device includes the above mentioned patch panel applied to the display screen, and further includes a control main board, a TCON board, and a display screen connected to the TCON board, where the control main board is provided with a control interface, the control interface is connected to the main board side interface, the TCON board is provided with a screen side interface, and the screen side interface is connected to the screen side interface.
The display device according to the embodiment of the invention has at least the following beneficial effects: control interface and mainboard side interface connection and screen side interface are connected with the screen end interface to this can be under the unmatched condition of control interface and screen end interface, the control mainboard passes through switching circuit board and TCON board electric connection, the control interface that realizes the control mainboard can with the screen end interface electric connection's of different TCON boards effect, be favorable to facilitating the use, need not redesign production control mainboard, be favorable to practicing thrift cost and design production time.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a block diagram of one embodiment of the present invention;
FIG. 2 is a circuit diagram of a motherboard-side interface according to an embodiment of the present invention;
FIG. 3 is a circuit diagram of one of the screen-side interfaces in one embodiment of the present invention;
FIG. 4 is a circuit diagram of another screen-side interface in accordance with an embodiment of the present invention;
fig. 5 is a schematic perspective view of a motherboard-side interface according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1 to 4, an interposer applied to a display screen according to an embodiment of the present invention includes: a relay circuit board 100; at least one main board side interface 110, which is arranged on the adapter circuit board 100, wherein the main board side interface 110 can be connected with an external control main board 200; at least one screen side interface 120 is disposed on the adapting circuit board 100, the screen side interface 120 can be connected to the external TCON board 300, and the main board side interface 110 is electrically connected to the screen side interface 120.
The control interface 210 of the external control motherboard 200 is connected to the motherboard-side interface 110 on the adapting circuit board 100, the screen-side interface 120 on the adapting circuit board 100 is connected to the screen-side interface 310 of the TCON board 300, and the structures of the motherboard-side interface 110 and the screen-side interface 120 are different, for example, the connection structures are different; or the number of the interface terminal pins is different; or the number of the interface pins is different, so that the control interface 210 can be electrically connected with the different kinds of screen interfaces 310 to realize the switching function, so that the external control mainboard 200 can be compatible with different TCON boards 300, the control mainboard 200 does not need to be redesigned, and the cost and time can be saved.
Referring to fig. 1, in some embodiments of the invention, the number of the screen-side interfaces 120 is at least two, all the screen-side interfaces 120 are electrically connected to the main board-side interface 110, and the number of the interface pins or the distance between the interface pins between different screen-side interfaces 120 is different.
Through being provided with screen side interface 120 more than two, screen side interface 120 interface terminal pin quantity each other, interface terminal pin interval are inequality to can be connected with the screen end interface 310 of TCON board 300 more than two kinds, and then make control mainboard 200 pass through switching circuit board 100 and multiple TCON board 300 electric connection, realize the effect of the compatible multiple TCON board 300 of control mainboard 200, it is more convenient to be favorable to making design production, and be favorable to practicing thrift development cost.
Referring to fig. 2 to 4, in some embodiments of the invention, the motherboard-side interface 110 is provided with a first LVDS signal terminal pin set 111, each of the screen-side interfaces 120 is provided with a second LVDS signal terminal pin set 121, and the LVDS signal terminal pin sets are electrically connected with each of the second LVDS signal terminal pin sets 121 correspondingly.
The LVDS signal, i.e., the low voltage differential signal, is one of the commonly used image data signals, and has the advantages of high transmission rate, low power consumption, etc., the first LVDS signal pin set 111 is disposed through the motherboard-side interface 110, and the second LVDS signal pin set 121 is disposed through the screen-side interface 120, i.e., the motherboard-side interface 110 and the screen-side interface 120 are functionally defined as LVDS interfaces, so as to transmit the LVDS signal output by the control motherboard 200 to the TCON board 300.
Based on the reasons of different screen types, different display screen manufacturers and the like, the LVDS interface can transmit LVDS signals functionally, but the LVDS interface has more types in a physical structure, which mainly includes the number of interface pins, the distance between the interface pins and the arrangement sequence of the functional pins. Therefore, the control interface 210 of the control motherboard 200 and the screen interface 310 of the TCON board 300 are functionally LVDS interfaces, but the physical structures of the LVDS interfaces may be different, and the transition still needs to be performed through the motherboard-side interface 110 and the screen-side interface 120 on the transition circuit board 100.
In some embodiments of the present invention, the motherboard-side interface 110 and the screen-side interface 120 may also be implemented with TTL signal terminal pin sets or RSDS signal terminal pin sets, i.e., the motherboard-side interface 110 and the screen-side interface 120 may be functionally defined as a common image data signal transmission interface such as TTL interface or RSDS interface.
In some embodiments of the invention, the apparatus further includes an impedance matching unit disposed on the adapting circuit board 100, and the first LVDS signal terminal pin set 111 is electrically connected to the second LVDS signal terminal pin set 121 through the impedance matching unit.
By providing the impedance matching unit, when the LVDS signal is transmitted through the first LVDS signal terminal pin group 111 and the second LVDS signal terminal pin group 121, the impedance matching effect can be achieved, which is beneficial to reducing the influence of signal reflection and improving the stability of signal transmission.
The impedance matching unit can comprise an implementation mode of a resistor, a capacitor and the like, so that the impedance matching effect of the signal in the transmission process can be realized; the impedance matching unit may also be designed by the length and width of the traces on the adapting circuit board 100 to implement the impedance matching function. The LVDS signal needs to satisfy 100 ohm impedance matching during transmission.
Referring to fig. 5, in some embodiments of the present invention, the motherboard side interface 110 is an FPC connector.
The physical structure of the main board side interface 110 adopts an FPC connector, and can be connected with an FPC (flexible circuit board), which is favorable for neater wiring, and the FPC has the advantages of small volume, flexibility, high strength, and the like. Adopt FPC connector can be stably connected with FPC, improve structural reliability.
In some embodiments of the present invention, the motherboard-side interface 110 may also be implemented as a pin header, a JAE socket, or the like.
Referring to fig. 5, in some embodiments of the present invention, the FPC connector is provided with 51 terminal pins and the pitch between the terminal pins is 0.5 mm.
The FPC connector adopts 51 terminal pins, namely 51 pins, and the distance is 0.5mm, so that the compatibility is good.
In some embodiments of the present invention, the screen-side interface 120 is an FFC connector.
The physical structure of the screen side interface 120 adopts an FFC connector, which can be connected with an FFC (flexible flat cable), so that the connection is more tidy, and the FFC has the advantages of being bendable, thin in thickness, convenient for solving the problem of electronic shielding and the like. The FFC connector can be stably connected with the FFC, and reliability is improved.
Referring to fig. 3 to 4, in some embodiments of the present invention, the FFC connectors are three in number, respectively, a first FFC connector provided with 30 terminal pins and a pitch between the terminal pins is 1.0mm, a second FFC connector provided with 30 terminal pins and a pitch between the terminal pins is 0.5mm, and a third FFC connector provided with 51 terminal pins and a pitch between the terminal pins is 0.5 mm.
By being provided with three FFC connectors, namely three screen side interfaces 120, the first FFC connector, the second FFC connector and the third FFC connector have different numbers of terminal pins or different terminal pin pitches, so as to be connected with the screen side interfaces 310 of three different TCON boards 300, which is beneficial to improving the universality.
Referring to fig. 3, a third FFC connector of 51 terminals with a terminal pitch of 0.5mm is typically used to connect with a corresponding TCON board 300 of an FHD screen; referring to fig. 4, a first FFC connector and a second FFC connector with 30 terminal pins are generally used for connecting with the TCON board 300 corresponding to the HD panel, and the terminal pin pitch of the first FFC connector is 1.0mm, and the terminal pin pitch of the second FFC connector is 0.5mm, so that the first FFC connector and the second FFC connector can be connected with the TCON board 300 corresponding to the HD panel with two terminal pin pitches.
Referring to fig. 2 to fig. 3, although the number of the interface pins, the distance between the interface pins, and the sequencing of the function pins may be different between the motherboard-side interface 110 and the screen-side interface 120, the functional pins have the same type of the transmission signal, and the function of the switch-over can be realized by electrically connecting the function pins of the motherboard-side interface 110 with the corresponding function pins of the screen-side interface 120.
Referring to fig. 1, the display device according to the second aspect of the present invention includes the above mentioned adapter board applied to a display screen, and further includes a control main board 200, a TCON board 300, and a display screen connected to the TCON board 300, where the control main board 200 is provided with a control interface 210, the control interface 210 is connected to the main board side interface 110, the TCON board 300 is provided with a screen side interface 310, and the screen side interface 120 is connected to the screen side interface 310.
Control interface 210 is connected with mainboard side interface 110 and screen side interface 120 is connected with screen end interface 310, with this can be under the unmatched condition of control interface 210 with screen end interface 310, control mainboard 200 passes through switching circuit board 100 and TCON board 300 electric connection, the control interface 210 that realizes control mainboard 200 can with the screen end interface 310 electric connection's of different TCON boards 300 effect, be favorable to facilitating the use, need not redesign production control mainboard 200, be favorable to practicing thrift cost and design production time.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231180.6A CN112468748A (en) | 2020-11-06 | 2020-11-06 | Adapter plate applied to display screen and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231180.6A CN112468748A (en) | 2020-11-06 | 2020-11-06 | Adapter plate applied to display screen and display device |
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| CN112468748A true CN112468748A (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011231180.6A Pending CN112468748A (en) | 2020-11-06 | 2020-11-06 | Adapter plate applied to display screen and display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113781944A (en) * | 2021-08-19 | 2021-12-10 | 瑞芯微电子股份有限公司 | Method and device for supporting different display screens by same hardware display interface |
| CN114120882A (en) * | 2021-12-14 | 2022-03-01 | 惠州视维新技术有限公司 | Display device and method compatible with multiple display panels |
| CN114610668A (en) * | 2022-03-02 | 2022-06-10 | 宝德计算机系统股份有限公司 | Method and device for interaction between intelligent serial port screen and BMC |
| CN114999415A (en) * | 2022-05-23 | 2022-09-02 | 深圳康佳电子科技有限公司 | Liquid crystal display device and mainboard thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201338315A (en) * | 2012-03-13 | 2013-09-16 | Tpv Electronics Fujian Co Ltd | Low-voltage differential signaling interface circuit |
| CN203931463U (en) * | 2014-07-07 | 2014-11-05 | 山东超越数控电子有限公司 | A kind of EDP interface turns LVDS interface card |
| CN204760586U (en) * | 2015-06-30 | 2015-11-11 | 南京战诚光电子科技有限公司 | No T -CON board connector interface module |
| CN109697968A (en) * | 2018-12-13 | 2019-04-30 | 山东亚华电子股份有限公司 | A kind of system of compatible various display screens |
| CN210692051U (en) * | 2019-12-28 | 2020-06-05 | 深圳市视科显示技术有限公司 | Commercial display |
| CN213938127U (en) * | 2020-11-06 | 2021-08-10 | 广东长虹电子有限公司 | Adapter plate applied to display screen and display device |
-
2020
- 2020-11-06 CN CN202011231180.6A patent/CN112468748A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201338315A (en) * | 2012-03-13 | 2013-09-16 | Tpv Electronics Fujian Co Ltd | Low-voltage differential signaling interface circuit |
| CN203931463U (en) * | 2014-07-07 | 2014-11-05 | 山东超越数控电子有限公司 | A kind of EDP interface turns LVDS interface card |
| CN204760586U (en) * | 2015-06-30 | 2015-11-11 | 南京战诚光电子科技有限公司 | No T -CON board connector interface module |
| CN109697968A (en) * | 2018-12-13 | 2019-04-30 | 山东亚华电子股份有限公司 | A kind of system of compatible various display screens |
| CN210692051U (en) * | 2019-12-28 | 2020-06-05 | 深圳市视科显示技术有限公司 | Commercial display |
| CN213938127U (en) * | 2020-11-06 | 2021-08-10 | 广东长虹电子有限公司 | Adapter plate applied to display screen and display device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113781944A (en) * | 2021-08-19 | 2021-12-10 | 瑞芯微电子股份有限公司 | Method and device for supporting different display screens by same hardware display interface |
| CN114120882A (en) * | 2021-12-14 | 2022-03-01 | 惠州视维新技术有限公司 | Display device and method compatible with multiple display panels |
| CN114120882B (en) * | 2021-12-14 | 2023-12-05 | 惠州视维新技术有限公司 | Display device and method for compatible multiple display panels |
| CN114610668A (en) * | 2022-03-02 | 2022-06-10 | 宝德计算机系统股份有限公司 | Method and device for interaction between intelligent serial port screen and BMC |
| CN114610668B (en) * | 2022-03-02 | 2024-03-26 | 宝德计算机系统股份有限公司 | Method and device for interaction between intelligent serial port screen and BMC |
| CN114999415A (en) * | 2022-05-23 | 2022-09-02 | 深圳康佳电子科技有限公司 | Liquid crystal display device and mainboard thereof |
| CN114999415B (en) * | 2022-05-23 | 2024-01-23 | 深圳康佳电子科技有限公司 | Liquid crystal display device and main board thereof |
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Application publication date: 20210309 |