WO2023138259A1

WO2023138259A1 - Smart display on back face of mobile phone

Info

Publication number: WO2023138259A1
Application number: PCT/CN2022/138282
Authority: WO
Inventors: 匡承艺
Original assignee: 东莞市美和美塑胶电子有限公司
Priority date: 2022-01-18
Filing date: 2022-12-12
Publication date: 2023-07-27
Also published as: CN114374755A

Abstract

The present invention provides a smart display on the back face of a mobile phone, comprising a display body provided on the back face of the mobile phone. The display comprises a controller, and a memory, a lamp bead dot matrix, a driver, a manual input unit, a power controller, and a communication module that are electrically connected to the controller; the power controller and the communication module are both connected to the mobile phone; the controller receives mobile phone content transmitted by the communication module, to control the lamp bead dot matrix to display the mobile phone content; the power controller obtains power from the mobile phone; the controller detects input content of the manual input unit to feedback-control the lamp bead dot matrix to display the input content; the mobile phone content and the input content comprise at least one of text information, picture information, and video information; an LED display technique and an IC micro-integration technique are used so that the display body has the functions of light filling, flashlight, and display of text, advertisements, and Beidou/GPS navigation information.

Description

Smart display on the back of a mobile phone

technical field

The invention relates to the technical field of electronic displays, in particular to an intelligent display on the back of a mobile phone.

Background technique

With the popularization of smart phones and the continuous addition of functions, they basically meet people's daily needs. However, there are still most of the blank space on the back of the mobile phone except for the fixed features such as the camera, manufacturer name, and model. If the display function is added to display information, it will enhance the entertainment of mobile phones and bring convenience to users. Therefore, how to make the back of the mobile phone have the function of displaying information is a problem that those skilled in the art can try to solve.

Contents of the invention

The main purpose of the present invention is to provide a smart display on the back of a mobile phone, aiming at solving the technical problem of weak display information on the back of the existing mobile phone.

In order to achieve the above object, the present invention proposes a smart display on the back of the mobile phone, which includes a display body and is arranged on the back of the mobile phone. The display includes a controller and a memory electrically connected to the controller, a driver, a lamp bead matrix, a manual input unit, a power controller and a communication module, and the power controller and the communication module are connected to the mobile phone;

The controller receives the mobile phone content transmitted by the communication module to control the LED dot matrix to display the mobile phone content, the power controller obtains power from the mobile phone, and the controller detects the input content of the manual input unit to control the LED dot matrix to display the input content;

The mobile phone content and input content include at least one of text information, picture information and video information.

Preferably, the mobile phone has a communication module and an information platform, and the communication module on the display is electrically connected to the mobile phone communication module and the information platform, and the controller controls the communication module to receive the content edited and transmitted by the mobile phone APP and the content automatically transmitted by the information platform, and controls the dot matrix of the lamp beads to display the transmitted content and the transmitted content.

Preferably, the manual input unit is electrically connected to the controller, the communication port, and the communication module in sequence, and the controller detects the input content of the manual input unit and controls to start specific functions of the mobile phone.

Preferably, the display body further includes a memory, the memory is electrically connected to the controller, and the controller reads the stored content of the memory and controls the light bead dot matrix to display the stored content, and the stored content includes at least one of text information, picture information and video information.

Preferably, the size of the display body is adapted to the back of the mobile phone, and the shooting window of the mobile phone is partially avoided.

Preferably, the lamp bead dot matrix includes several tri-primary color lamp beads, and the lamp beads are arranged in a matrix of rows and columns.

Preferably, the communication port is set on the mobile phone interface on the top side of the back of the display body corresponding to the mobile phone, and the power controller is set corresponding to the charging port of the mobile phone.

Preferably, the display body is provided with a wireless charging coil, and the wireless charging coil is electrically connected to a power controller for supplying power to the mobile phone or obtaining power from the mobile phone to supply power to the display screen.

Preferably, the manual input unit includes, but is not limited to, miniature keys, including but not limited to transparent touch keys.

Compared with the prior art, the present invention has the following beneficial effects:

The present invention proposes an intelligent display on the back of a mobile phone, which includes a display body and is arranged on the back of the mobile phone. The display includes a controller and a memory electrically connected to the controller, a driver, a dot matrix of lamp beads, a manual input unit, a power controller and a communication module. Both the power controller and the communication port are connected to the mobile phone. Fill light, flashlight and text, advertisement, Beidou/GPS navigation information display function, enhance the information display on the back of the phone.

Description of drawings

Fig. 1 is a schematic diagram of the internal electrical connection principle of the intelligent display on the back of the mobile phone of the present invention;

Fig. 2 is a schematic diagram of another internal electrical connection principle of the intelligent display on the back of the mobile phone of the present invention;

Fig. 3 is a structural schematic diagram of the intelligent display on the back of the mobile phone of the present invention;

Fig. 4 is another structural schematic diagram of the intelligent display on the back of the mobile phone according to the present invention.

Wherein, each reference sign in the figure:

1. Lamp dot matrix; 2. Controller; 3. Communication module; 4. Power controller; 5. Manual input; 6. Memory; 7. Driver; 8. Magnetic contact; 401. Plug;

Detailed ways

Embodiments of the invention are described in detail below, examples of which are illustrated in the accompanying drawings.

The embodiments described below by referring to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but cannot be construed as limitations to the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative work all belong to the protection scope of the present invention.

The present invention proposes a smart display on the back of a mobile phone. In one embodiment, refer to Figures 1-4, which includes a display body and is arranged on the back of the mobile phone. The display includes a controller 2 and a lamp bead dot matrix 1 electrically connected to the controller 2, a manual input unit 5, a power controller 4, and a communication module 3. Both the power controller 4 and the communication module 3 are connected to the mobile phone; the controller 2 receives the mobile phone content transmitted by the communication module 3 to control the light bead dot matrix 1 to display the mobile phone content; the controller 2 controls the power controller 4 to obtain power from the mobile phone; Input content; the display body also includes a memory 6, the memory 6 is electrically connected to the controller 2, the controller 2 reads the storage content of the memory 6 and controls the lamp bead dot matrix 1 to display the storage content, the mobile phone content, manual input content and storage content include at least one of text information, picture information and video information.

In this embodiment, the controller 2, the power controller 4 for driving, the memory 6 for information storage and calling, the lamp beads 101 integrated into the lamp bead dot matrix 1, the manual input unit 5 for human-computer interaction, and the communication module 3 for connecting with the mobile phone to complete information intercommunication are integrated on the display body by using IC micro-integration technology. When the user touches the manual input unit 5, the controller 2 detects the signal and controls the LED dot matrix 1 to display information. The communication module 3 serves as a connection point to enable the controller 2 to interact with the mobile phone APP or receive the information transmitted by the mobile phone and control the LED dot matrix 1 to display the information transmitted by the mobile phone. The power controller 4 is connected to the charging port of the mobile phone to obtain power and convert it into a gentle current suitable for the display body. The content transmitted by the mobile phone and the input content of the manual input unit 5 can be, for example, supplementary lighting for shooting, flashlight, text information, advertisement information, Beidou/GPS navigation information, etc., and can be displayed in the form of text, pictures or videos.

Wherein, referring to FIG. 2 , the mobile phone has a communication module 3 and an information platform, and the communication port is electrically connected to the communication module 3 and the information platform. The controller 2 controls the communication module 3 to receive the content edited and transmitted by the mobile phone APP and the content automatically transmitted by the information platform, and controls the lamp bead dot matrix 1 to display the transmitted content and the transmitted content. The manual input unit 5 is electrically connected with the controller 2, the communication port, and the communication module 3 in sequence, and the controller 2 detects the input content of the manual input unit 5 and controls to activate specific functions of the mobile phone.

Through the internal connection of the communication module 3 and the mobile phone, the content edited and transmitted by the mobile phone APP and the content automatically transmitted by the information platform can be received and the light bead dot matrix 1 can display relevant content. It is also possible to input commands from the manual input unit 5 on the display body to control and start specific functions of the mobile phone. The specific functions can be a flashlight function, a shooting function, etc. The specific function of the mobile phone can be started by one key through the manual input unit 5 to make up for the inherent defect that the common functions of the mobile phone require multiple operations to start.

Wherein, referring to Fig. 3-4, the size of the display body is adapted to the back of the mobile phone, the lamp bead dot matrix 1 is set in the middle of the display body, the controller 2, the manual input unit 5, the power controller 4, the magnetic contact 8, the communication module 3 and the memory 6 are set on the side of the display body.

Referring to 3-4, the lamp bead dot matrix 1 includes several three primary color lamp beads 101, and the lamp beads 101 are arranged in a matrix of rows and columns. The controller 2 detects the input content of the manual input unit 5, reads the storage content of the memory 6 and receives the mobile phone content transmitted by the communication module 3 to control the opening and closing of different colors and brightness of the lamp beads 101 in the lamp bead dot matrix 1 to display text information, picture information or video information. The lamp beads 101 can also be arranged in a dot matrix in addition to being arranged in a matrix of rows and columns, and the dot matrix density can be selected according to specific design requirements. In addition, the display body can also be integrated into an OLED display module by using OLED lamp beads instead of using LED lamp beads 101 to be integrated into an LED display module.

Refer to 3-4, the communication port 3 is set on the top side of the display body corresponding to the back of the mobile phone, the controller 2, manual input unit 5, power controller 4 and memory 6 are set on the bottom side of the display body corresponding to the back of the mobile phone, and the power controller 4 is set corresponding to the charging port of the mobile phone. The outward extension of the power controller 4 is provided with a charging connector 401 for inserting into a charging port of a mobile phone with an OTG function to supply power to the display body. The design conforms to the usage habits of the human body, and the manual input unit 5 is set separately from the communication module 3 to prevent the normal connection of the communication port from being affected during human-computer interaction. The wireless charging coil 9 is electrically connected to the power controller 2, and is used to supply power to the mobile phone or obtain power from the mobile phone to supply power to the display screen, and the magnetic contact 8 is used to charge the mobile phone.

Referring to 3-4, the manual input unit 5 is a miniature button or a touch button. In this embodiment, the key input unit 5 is a touch key, and key operations can be set to different input contents. The specific input content can be specifically set according to requirements.

The above embodiments are only used to illustrate the present invention, but not to limit the present invention. Those of ordinary skill in the relevant technical fields can also make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, all equivalent technical solutions also belong to the category of the present invention, and the scope of patent protection of the present invention should be defined by the claims.

Claims

An intelligent display on the back of a mobile phone, comprising a display body, characterized in that the display body is installed on the back of the mobile phone, including but not limited to being fixed on a protective case, the display includes a controller and a memory electrically connected to the controller, a driver, a lamp bead dot matrix, a manual input unit, a power controller and a communication module, and the power controller and the communication module are connected to the mobile phone through a plug;

The controller receives the mobile phone content transmitted by the communication module to control the driver to drive the LED dot matrix to display the mobile phone content, the power controller obtains power from the mobile phone through the plug, and the controller detects the input content of the manual input unit to control the LED dot matrix display content;

The mobile phone content and input content include at least one of text information, picture information and video information.
The smart display on the back of the mobile phone according to claim 1, wherein the mobile phone has a communication module and an information platform, and the communication module on the display is electrically connected to the mobile phone communication module and the information platform, and the controller controls the communication module to receive the content edited and transmitted by the mobile phone APP and the content automatically transmitted by the information platform, and controls the dot matrix of light beads to display the transmitted content and the transmitted content.
The smart display on the back of the mobile phone according to claim 1, wherein the manual input unit is electrically connected to the controller, the communication port, and the communication module in sequence, and the controller detects the input content of the manual input unit and controls the activation of specific functions of the mobile phone.
The smart display on the back of the mobile phone according to claim 1, wherein the memory is electrically connected to the controller, and the controller reads the stored content of the memory and controls the dot matrix of lamp beads to display the stored content, and the stored content includes at least one of text information, picture information and video information.
The smart display on the back of the mobile phone according to claim 4, wherein the size of the display body is adapted to the back of the mobile phone, and the shooting window of the mobile phone is partially avoided.
The smart display on the back of the mobile phone according to claim 5, wherein the lamp bead dot matrix includes several three primary color lamp beads, and the lamp beads are arranged in a matrix of rows and columns.
The smart display on the back of the mobile phone according to claim 5, wherein the communication port is set on the top side of the display body corresponding to the mobile phone interface on the back of the mobile phone, and the power controller is set corresponding to the charging port of the mobile phone.
The smart display on the back of the mobile phone according to claim 7, wherein the display body is provided with a wireless charging coil, and the wireless charging coil is electrically connected to a power controller.
The smart display on the back of the mobile phone according to claim 1, wherein the manual input unit includes but not limited to miniature keys, including but not limited to transparent touch keys.
The smart display on the back of the mobile phone according to claim 1, wherein the lamp bead dot matrix includes but not limited to LED lamp beads and OLED lamp beads.