CN-121996106-A - Magnetic induction type display panel and magnetic induction type display device using same

Abstract

The invention provides a magnetic induction type display panel which at least comprises a substrate, a circuit carrier plate, a plurality of light emitting units and a plurality of magnetic inductors, wherein the circuit carrier plate is arranged on the substrate, the light emitting units are arranged on the circuit carrier plate and are used for emitting display light, the magnetic inductors are arranged on the circuit carrier plate, the magnetic inductors sense the magnetic field characteristics of magnets around the magnetic inductors to generate a plurality of magnetic force signals, so that the gesture information of the magnets can be determined according to the magnetic force signals, and the function of displaying touch is achieved. The invention does not need to add too many extra steps in the process integration, can carry out touch control under the condition of not touching the panel, and can solve the problem of poor touch control caused by humidity.

Inventors

• CHEN ZHAOYUAN

Assignees

• 茂乔科技股份有限公司

Dates

Publication Date

20260508

Application Date

20241104

Claims (20)

1. 1. A magnetic induction display panel, comprising at least: A substrate; a circuit carrier plate arranged on the substrate; a plurality of light emitting units arranged on the circuit carrier for emitting display light, and The magnetic sensors are arranged on the circuit carrier board, and sense the magnetic field characteristics of the magnets around the magnetic sensors to generate a plurality of magnetic force signals, so that the posture information of the magnets can be determined according to the magnetic force signals.
2. 2. The magnetic induction display panel according to claim 1, further comprising a protective cover plate disposed over the plurality of light emitting units and the plurality of magnetic sensors, wherein the magnet is disposed on or over the protective cover plate.
3. 3. The magnetic induction display panel according to claim 2, further comprising: A reflecting sheet, wherein the plurality of magnetic sensors, the circuit carrier board and the plurality of light emitting units are positioned between the reflecting sheet and the substrate, the substrate is a metal backboard, the reflecting sheet is provided with a plurality of through holes, and each through hole allows the display light to pass through.
4. 4. The magnetic induction display panel according to claim 3, further comprising: a lower optical film disposed above the reflective sheet; A liquid crystal display layer disposed above the lower optical film, and And the upper optical film is arranged above the liquid crystal display layer and below the protective cover plate.
5. 5. The magnetic induction display panel of claim 1, wherein said magnets are located below or to the sides of said plurality of magnetic inductors.
6. 6. The magnetic induction display panel of claim 1, wherein the circuit carrier comprises: the plurality of light emitting units and the plurality of magnetic inductors are arranged on the plurality of longitudinal circuit boards; A plurality of transverse circuit boards electrically connected to the plurality of longitudinal circuit boards, and And the control board is electrically connected to the plurality of transverse circuit boards and used for controlling the operation of the plurality of light emitting units and the plurality of magnetic sensors.
7. 7. The magnetic induction display panel of claim 1, wherein the material of the substrate comprises a ferroelectric material and the substrate has a plurality of perforations respectively located below the plurality of magnetic sensors, each perforation being greater than one fifteen times the pitch of adjacent two of the plurality of magnetic sensors.
8. 8. The magnetic induction display panel of claim 1, further comprising a processor electrically connected to the plurality of magnetic sensors and generating an operation signal according to the plurality of magnetic force signals to determine the attitude information of the magnet.
9. 9. A magnetic induction display device, comprising at least: The magnetic induction type display panel according to claim 8, and The first operating piece comprises a body and the magnet arranged at one end of the body.
10. 10. The magnetic induction display device according to claim 9, wherein the first operation member further comprises a second magnet disposed at the other end of the body, the second magnet and the magnet having different magnetic force line characteristics.
11. 11. The magnetic induction display device of claim 10, wherein a distance between said magnet and said second magnet is greater than one half a distance between adjacent ones of said plurality of magnetic inductors.
12. 12. The magnetic induction display device according to claim 10, wherein the plurality of magnetic sensors sense magnetic field characteristics of the second magnet to generate a plurality of second magnetic force signals, and the processor determines the attitude information of the second magnet according to the plurality of second magnetic force signals to generate a second operation signal.
13. 13. The magnetic induction display device of claim 12, wherein the body is substantially parallel to the circuit carrier such that the magnet and the second magnet are substantially the same distance from the circuit carrier, and the processor rotates or zooms a frame of the magnetic induction display panel according to the operation signal and the second operation signal when the body is substantially parallel to the circuit carrier.
14. 14. The device of claim 12, wherein the body is substantially parallel to the circuit carrier and moves toward or away from the circuit carrier, and the processor scales a screen of the magnetic induction display panel according to the operation signal and the second operation signal.
15. 15. The device of claim 12, wherein the body moves substantially parallel to the circuit board, and the processor translates a frame of the magnetic induction display panel according to the operation signal and the second operation signal.
16. 16. The magnetic induction display device of claim 10, further comprising: the second operating piece comprises a second body, a third magnet and a fourth magnet which are respectively arranged at two ends of the second body, wherein the magnets, the second magnet, the third magnet and the fourth magnet have different magnetic force line characteristics, and the magnetic sensors respectively sense the magnetic field characteristics of the third magnet and the fourth magnet to generate a third operating signal and a fourth operating signal.
17. 17. The magnetic induction display device according to claim 16, wherein the processor rotates a screen of the magnetic induction display panel according to the operation signal and the third operation signal representing the rotation of the magnet and the third magnet after staying above the circuit carrier for more than a predetermined time.
18. 18. The magnetic induction display device according to claim 16, wherein the processor reduces a screen of the magnetic induction display panel according to the operation signal and the third operation signal representing that the magnet and the third magnet stay above the circuit carrier for more than a predetermined time and then approach each other.
19. 19. The magnetic induction display device according to claim 16, wherein the processor enlarges a screen of the magnetic induction display panel according to the operation signal and the third operation signal representing that the magnet and the third magnet stay above the circuit carrier for more than a predetermined time and are far away from each other.
20. 20. The magnetic induction display device of claim 16, wherein said processor generates specific functions based on conditions representative of said magnets and said third magnets resting above and below said circuit carrier, respectively.

Description

Magnetic induction type display panel and magnetic induction type display device using same Technical Field The present invention relates to a magnetic induction display panel and a magnetic induction display device using the same, and more particularly, to a magnetic induction display panel in which a magnetic inductor and a light emitting unit are disposed on a circuit carrier to achieve touch sensing and light emitting display, and a magnetic induction display device using the same. Background In the aspect of touch sensing of the touch panel, multiple evolutions are experienced, from the initial simple single-point touch to the current multi-point touch and high-precision touch, the technology is continuously improved, and the technology is evolved from the resistive touch panel to the capacitive touch panel. Most of the current products adopt capacitive touch panels, the capacitive touch panels utilize the conductive property of a human body, and when a finger touches a screen, an electric field on the screen changes, so that the touch position can be detected. However, the capacitive touch technology has high conductivity requirements, so that a finger or a dedicated touch bar is required to directly contact the panel, and when the panel is wet with liquid or fingers, poor touch often occurs. In addition, the capacitive touch panel mainly comprises a substrate, a conductive layer, an insulating layer, a protective layer and an induction electrode which are sequentially stacked from bottom to top, the number of elements is large, the manufacturing cost is high, and the display effect is affected when the capacitive touch panel is integrated with a display. Therefore, how to provide a touch display device capable of overcoming the above problems is an issue to be solved in the present disclosure. Disclosure of Invention Therefore, an object of the present invention is to provide a magnetic induction display panel in which a magnetic inductor and a light emitting unit are disposed on a circuit carrier to achieve touch induction and light emitting display, and a magnetic induction display device using the same, which does not need to add too many extra steps in the process integration, and can perform touch without touching the panel, and can solve the problem of poor touch caused by humidity. The invention discloses a magnetic induction type display panel which at least comprises a substrate, a circuit carrier plate, a plurality of light emitting units and a plurality of magnetic sensors, wherein the circuit carrier plate is arranged on the substrate, the light emitting units are arranged on the circuit carrier plate and are used for emitting display light, the magnetic sensors are arranged on the circuit carrier plate, and the magnetic sensors sense the magnetic field characteristics of magnets around the magnetic sensors to generate a plurality of magnetic force signals, so that the posture information of the magnets can be determined according to the magnetic force signals. Preferably, the magnetic induction display panel further comprises a protective cover plate disposed above the plurality of light emitting units and the plurality of magnetic sensors, wherein the magnet is disposed on or above the protective cover plate. Preferably, the magnetic induction display panel further comprises a reflecting sheet, wherein the plurality of magnetic inductors, the circuit carrier plate and the plurality of light emitting units are positioned between the reflecting sheet and the substrate, the substrate is a metal backboard, and the reflecting sheet is provided with a plurality of through holes, and each through hole allows display light to pass through. Preferably, the magnetic induction type display panel further comprises a lower optical film arranged above the reflecting sheet, a liquid crystal display layer arranged above the lower optical film, and an upper optical film arranged above the liquid crystal display layer and below the protective cover plate. Preferably, the magnets are located below or beside the plurality of magnetic sensors. Preferably, the circuit carrier board comprises a plurality of longitudinal circuit boards, a plurality of transverse circuit boards and a control board, wherein the plurality of light-emitting units and the plurality of magnetic sensors are arranged on the plurality of longitudinal circuit boards, the plurality of transverse circuit boards are electrically connected with the plurality of longitudinal circuit boards, and the control board is electrically connected to the plurality of transverse circuit boards and is used for controlling the operation of the plurality of light-emitting units and the plurality of magnetic sensors. Preferably, the material of the substrate comprises a ferroelectric material, and the substrate has a plurality of through holes respectively located below the plurality of magnetic sensors, and each through hole is greater than one fifteenth