CN114443185A - Electronic device and display method - Google Patents

Abstract

The application discloses electronic equipment and display method, this electronic equipment include the display module assembly, the display module assembly includes first district, second district and is located first district with folding district between the second district, first district still includes the extension district, the extension district is from keeping away from folding district's one end extends the setting along folding direction, just first district is in folding direction's length is greater than the second district is in folding ascending length in direction, the display module assembly is used for working as first district with when the second district is in folding state the extension district shows preset information. This electronic equipment is owing to be provided with the extension district on the first district, can be in fold condition with the second district at the first district, shows preset information at the extension district to the user of being convenient for looks over preset information, need not frequent opening the screen body, has avoided because buckle many times and has caused the damage to the screen body, and the installation technology is less, has saved the screen body cost of manufacture.

Description

Electronic device and display method

technical field

The present invention generally relates to the technical field of display devices, and in particular, to an electronic device and a display method.

Background technique

With the continuous development of science and technology, the appearance of mobile electronic devices has undergone great changes. Among them, flexible screens, with their strong flexibility and bendability, meet more needs of users for electronic devices. At present, flexible screens can be used as folding screens in mobile electronic devices. The folding screen can obtain a larger usable area after unfolding, which satisfies the look and feel. After folding, the size is small, which satisfies the hand feeling and is convenient for collection.

At present, the related art adopts the design of folding the screen inside. When the user needs to check the time and other information, the screen body needs to be opened to enter the working mode to display the time and other related information. However, the frequent opening of the screen body will affect the screen body. service life. In addition, a secondary screen can be made on the outer surface of the whole casing to replace the internal main screen to display status information such as time. However, this method not only increases the process of installing the machine, but also leads to high production costs.

SUMMARY OF THE INVENTION

In view of the above-mentioned defects or deficiencies in the prior art, it is desirable to provide an electronic device and a display method, which can avoid damage to the screen due to multiple bending, facilitate users to view preset information, and save screen fabrication costs.

In a first aspect, an embodiment of the present application provides an electronic device, including a display module, the display module includes a first area, a second area, and a folding area located between the first area and the second area, the first area It also includes an extension area, the extension area is extended along the folding direction from the end away from the folding area, and the length of the first area in the folding direction is greater than the length of the second area in the folding direction, and the display module is used when the first area and the second area are used. When the second area is in the folded state, preset information is displayed in the extension area.

In another embodiment of the present application, the electronic device further includes a casing, the casing includes a first casing and a second casing, the first area is embedded in the first casing, and the second area is embedded in the second casing , the surface area of the first shell is greater than the surface area of the second shell.

In another embodiment of the present application, the electronic device further includes a sliding cover, the sliding cover is disposed on the second casing and is slidably connected with the second casing, and the sliding cover can be located at a position where the extension area is blocked and a position where the extension area is exposed. swipe between.

In another embodiment of the present application, a side wall of the second housing is provided with a slide rail, and the slide rail is provided along the length direction of the side wall.

In another embodiment of the present application, a baffle is provided on the slide rail, and the baffle is located at one end close to the folding area.

In another embodiment of the present application, a groove is provided on the inner side wall of the slide cover, and the groove is matched and connected with the slide rail.

In another embodiment of the present application, the area of the outer surface of the sliding cover is the same as the area of the extension area.

In another embodiment of the present application, any one of the first housing or the second housing is provided with a Hall sensor, and the other is provided with a magnet;

When the first shell and the second shell are in the first state, the Hall sensor generates a first control signal after approaching the magnet; when the first shell and the second shell are in the second state, the Hall sensor is far away from the magnet A second control signal is generated.

In another embodiment of the present application, a processor is provided inside the electronic device, the processor is electrically connected to the Hall sensor, and the processor is used for receiving and responding to the first control signal, controlling the lighting of the extension area, and receiving and responding to the first control signal. Based on the second control signal, the first area and the second area are controlled to be lit.

In a second aspect, the present application provides a display method, which is applied to the electronic device of the first aspect. The electronic device includes a display module, and the display module includes a first area, a second area, and a display module located in the first area and the second area. the folding area between, the first area further includes an extension area, the extension area is extended along the folding direction from one end away from the folding area, and the length of the first area in the folding direction is greater than the length of the second area in the folding direction, the The method includes: receiving and responding to a first control signal, the first control signal being generated when the first area and the second area are in a folded state; and displaying preset information in the extension area.

In another embodiment of the present disclosure, the first area is embedded in the first casing, the second area is embedded in the second casing, and any one of the first casing or the second casing is provided with a hall inside The other sensor is provided with a magnet inside, and the first control signal is generated by the following method: when the first shell and the second shell are in the first state, the Hall sensor is close to the magnet to generate the first control signal.

In another embodiment of the present disclosure, the method further includes: receiving and responding to a second control signal, the second control signal being that when the first housing and the second housing are in the second state, after the Hall sensor is away from the magnet Generated; controls the lighting of the first and second zones.

To sum up, the electronic device provided in the embodiments of the present application includes a display module, the display module includes a first area, a second area, and a folding area located between the first area and the second area, and the first area is on the It also includes an extension area, the extension area is extended along the folding direction from the end away from the folding area, and the length of the first area in the folding direction is greater than the length of the second area in the folding direction, the display module is used when the first area and the second area are used. When the second area is in the folded state, preset information is displayed in the extension area. Since the electronic device is provided with an extension area on the first area, and the length of the first area in the folding direction is greater than the length of the second area in the folding direction, when the first area and the second area are in the folded state, the electronic device can extend The preset information is displayed in the area, so that it is convenient for users to view the preset information, and there is no need to open the screen frequently, which avoids damage to the screen due to multiple bending, and the installation process is less, which saves the cost of screen production.

Description of drawings

Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a traditional electronic device provided by an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a conventional electronic device provided by an embodiment of the present application;

3 is a schematic structural diagram of an electronic device provided by an embodiment of the present application;

4 is a schematic structural diagram of an electronic device provided by an embodiment of the present application;

5 is a schematic structural diagram of an electronic device provided by another embodiment of the present application;

6 is a schematic structural diagram of an electronic device provided by another embodiment of the present application;

7 is a schematic structural diagram of an electronic device provided by another embodiment of the present application;

FIG. 8 is a schematic flowchart of a display method provided by another embodiment of the present application;

FIG. 9 is a schematic structural diagram of an electronic device provided by an embodiment of the present application;

Description of reference numbers:

10-complete machine shell; 20-main screen; 30-secondary screen; 40-display module; 50-shell; 60-slide; 401-first area; 402-second area; 403-folding area; -Extended area; 510-First shell; 520-Second shell; 521-Slide rail; 523-Bezel; 610-Groove; 200-Electronic device; Peripheral equipment interface; 204-radio frequency circuit; 205-sensor; 206-power.

Detailed ways

The present application will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the related invention, but not to limit the invention. In addition, it should be noted that, for the convenience of description, only the parts related to the invention are shown in the drawings.

In order to make those skilled in the art better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only It is a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

The terms "first", "second", "third", "fourth", etc. (if any) in the description and claims of this application and the above-mentioned drawings are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances such that the described embodiments of the application can be practiced in sequences other than those illustrated or described herein.

Furthermore, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device comprising a series of steps or modules is not necessarily limited to those expressly listed Rather, those steps or modules may include other steps or modules not expressly listed inherent to the process, method, product or apparatus.

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present application will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

It is understandable that mobile electronic devices have become indispensable social and entertainment tools in people's daily life, such as mobile phones, tablet computers, etc. If you want to keep the size of the body unchanged and increase the display area of the screen, you can use foldable devices. This solution has become the choice of more and more terminal manufacturers. In order to enable users to better use the flexible screen product with folding characteristics, the structural design of the product is very important.

At present, in the related art, the folding screen is designed to be folded inward. When the user needs to check the time and other information, he needs to open the screen to enter the working mode to display the time and other related information. However, due to the frequent opening of the screen, it will cause damage to the screen. , thus affecting the service life of the screen. In addition, please refer to FIG. 1 and FIG. 2 , the device includes a complete casing 10 , a main screen 20 and a secondary screen 30 . The main screen 20 is embedded in the complete casing 10 , and is fabricated on the outer surface of the complete casing 10 . The secondary screen 30 replaces the internal main screen to achieve the purpose of displaying preset information. However, this method not only increases the process of installing the machine, affecting the yield of the whole machine production line, but also increases the production cost due to the additional display modules on the secondary screen. too high.

Based on the above defects, the electronic device provided by the present application includes a display module, the display module includes a first area, a second area, and a folding area located between the first area and the second area, and the first area further includes an extension area, the extension area extends along the folding direction from the end away from the folding area, and the length of the first area in the folding direction is greater than the length of the second area in the folding direction, the display module is used when the first area and the second area are When in the folded state, the preset information is displayed in the extension area. Compared with the related art, since the electronic device is provided with an extension area on the first area, when the first area and the second area are in a folded state, preset information can be displayed in the extension area, so as to facilitate the user to view the preset information, The screen body does not need to be opened frequently, which avoids damage to the screen body due to multiple bending, and the installation process is less, which saves the cost of making the screen body.

The electronic device provided in this embodiment may be a mobile phone, a tablet, a smart wearable device, or the like. Optionally, the smart wearable device may be a smart bracelet, a wearable smart watch, or the like. The electronic device can display preset information, and when application software is built in the electronic device, a touch operation and the like can also be implemented on the display interface of the electronic device.

For ease of understanding and description, the electronic device and the display method provided by the embodiments of the present application are described in detail below with reference to FIG. 3 to FIG. 9 .

FIG. 3 is a schematic structural diagram of an electronic device according to an embodiment of the present application. As shown in FIG. 3 , the electronic device includes a display module 40 , and the display module 40 includes a first area 401 , a second area 402 and a display module located in a The folding area 403 between the first area 401 and the second area 402, the first area 401 further includes an extension area 404, the extension area 404 extends from the end away from the folding area 403 along the folding direction, and the first area 401 is in the folding direction The length of the second area 402 is greater than the length of the second area 402 in the folding direction, and the display module 40 is used for displaying preset information in the extension area 404 when the first area 401 and the second area 402 are in the folded state. The folding direction is the direction formed by the folding of the first region 401 and the second region 402 along the folding region 403 , as shown by the direction of the arrow in FIG. 3 .

The above-mentioned display module 40 may be rectangular or other shapes, which are not limited in the embodiments of the present application. The display module 40 may include a flexible display screen, a driver chip, a flexible circuit board, etc., and the flexible display screen may be an OLED (Organic Light-Emitting Diode, organic light-emitting diode) display, the flexible display is used for image display, and can also meet the folding function.

The flexible circuit board can be a high-strength and reliable, excellent flexible printed circuit board supported by polyimide or polyester film as the base material, which can include rigid members formed of aluminum or stainless steel.

In this step, the display module 40 includes a first area 401, a second area 402, and a folding area 403 between the first area 401 and the second area 402, wherein the first area 401 is provided with an extension area 404, That is, the surface area of the first region 401 is larger than the surface area of the second region 402 .

After the electronic device is folded in half along the folding area, that is, when the electronic device is in the folded state, when the first area 401 and the second area 402 of the display module 40 are in the folded state, the first area 401 is in the folding direction at this time. The length of the upper part is greater than the length of the second area 402 in the folding direction, and the extension area 404 is exposed to the outside, the preset information is displayed in the extension area 404, and the second area 402 and the first area 401 except the extension area The rest of the areas are in the off-screen state. The preset information may be weather, date, time, reminder message, status information of the electronic device, and the like.

After the electronic device is turned on, the first area 401 and the second area 402 are on the same horizontal plane, and the operation screen can be displayed through the first area 401 and the second area 402, so that the first area 401 and the second area 402 As the overall main screen, the normal display of the screen is realized.

The electronic device provided in this embodiment includes a display module, the display module includes a first area, a second area, and a folding area between the first area and the second area, the first area is provided with an extension area, The extension area extends along the folding direction from one end away from the folding area, and the display module is used for displaying preset information in the extension area when the first area and the second area are in a folded state. Since the electronic device is provided with an extension area on the first area, and the length of the first area in the folding direction is greater than the length of the second area in the folding direction, when the first area and the second area are in a folded state, the electronic device can The extension area displays the preset information, so that the user can view the preset information easily, and the screen body does not need to be opened frequently, which avoids damage to the screen body due to multiple bending, and the installation process is less, which saves the screen body production cost.

Optionally, as shown in FIG. 4 and FIG. 5 , the electronic device further includes a casing 50 , and the casing 50 includes a first casing 510 and a second casing 520 . When the electronic device is in a folded state , the first area 401 is embedded in the first casing 510 , and the second area 402 is embedded in the second casing 520 .

The first casing 510 and the second casing 520 can be made of metal material or aluminum alloy material, and the first casing 510 and the second casing 520 can include a decorative ring and a back cover. The side edge is connected with the back cover, and the connection method can be fixed connection by means of bonding, welding and plugging. The decorative ring and the back cover may also be an integrated structure, and the structural strength can be improved by arranging the casing. The surface area of the first casing 510 is greater than the surface area of the second casing 520 .

Further, the electronic device further includes a sliding cover 60 . The sliding cover 60 is disposed on the second casing 520 and is slidably connected to the second casing 520 . The area of the outer surface of the sliding cover 60 is the same as that of the extension area 404 , and the sliding cover 60 can slide between a position where the extension area 404 is blocked and a position where the extension area 404 is exposed. The schematic diagram of the position of sliding the sliding cover to block the extension area can be shown in FIG. 5 , and the schematic diagram of the position of sliding the sliding cover to reveal the extension area can be shown in FIG. 4 .

In this step, the sliding cover may be made of metal material, aluminum alloy material, or cast iron material. The structure of the sliding cover can be customized according to the structure of the casing. The sliding cover is used to protect the display module in the extension area to prevent damage to the screen body caused by dust and rain. The sliding cover is slidably connected with the second casing and can slide relatively with the second casing to protect the display module in the extension area.

Optionally, as shown in FIG. 6 and FIG. 7 , the side wall of the second housing 520 is provided with a slide rail 521 , and the slide rail 521 is provided along the length direction of the side wall. A baffle 523 is disposed on the slide rail 521 , and the baffle 523 is located at one end close to the folding area 403 .

The above-mentioned sliding rail 521 may be made of metal material, and the sliding rail 521 and the second housing 520 may be fixedly connected, and the fixed connection may be welded. The slide rail 521 may be a rectangular slide rail or a trapezoidal slide rail. A baffle 523 is provided at one end of the sliding rail 521 close to the folding area 403 , and the baffle 523 is used to prevent the sliding cover 60 from being detached from the second housing 520 during the sliding process. The above-mentioned baffle 523 may be a small sliding block provided on the sliding rail 521 .

A groove 610 is provided on the inner side wall of the sliding cover 60 , and the groove 610 is matched and connected with the sliding rail 521 .

The groove 410 can be a rectangular groove or a trapezoidal groove, and the groove is connected with the slide rail 521 on the second housing 520 to avoid the slide rail 521, so as to realize the sliding cover 60 and the slide rail 521. The mutual sliding between the second housings 520 . When the sliding rail 521 is a rectangular sliding rail, the groove 410 is a rectangular groove; when the sliding rail 521 is a trapezoidal sliding rail, the groove 410 is a trapezoidal groove.

When the electronic device is in the folded state, the user needs to view the preset information, that is, the first area 401 and the second area 402 are in the folded state, and the slide cover 60 can be slid in a direction away from the folded area, so that the preset information is displayed in the extension area 404 information, the preset information may be information such as weather, time, date, etc. After viewing the preset information, the user can slide the slide cover 60 in a direction close to the folding area to protect the display module in the extension area 404 .

Optionally, a Hall sensor (not shown in the figure) may be provided inside the first housing 510, a magnet (not shown in the figure) may be provided inside the second housing 520, or a The inside of the body 510 is provided with a magnet, and the inside of the second housing 520 is provided with a Hall sensor.

When the first housing 510 and the second housing 520 are in the first state, the Hall sensor generates a first control signal after approaching the magnet; when the first housing 510 and the second housing 520 are in the second state, the Hall sensor The second control signal is generated after the sensor moves away from the magnet.

It should be noted that the Hall sensor is a magnetic field sensor made according to the Hall effect, and can determine important parameters such as the conductivity type, carrier concentration and carrier mobility of the semiconductor material. It has the advantages of firm structure, small size, light weight, convenient installation, high frequency (up to 1MHZ), vibration resistance, and no fear of dust. The above Hall sensor is used for turning off or turning on the screen of the electronic device.

The first state may be that the first housing 510 and the second housing 520 are in a folded state, and the first control signal is used to control the lighting extension area; the second state may be that the first housing 510 and the second housing are in a folded state 520 is on the same horizontal line, and the second control signal is used to control the lighting of the first area and the second area.

The electronic device is also provided with a processor, the processor is electrically connected to the Hall sensor, the processor is used to receive and respond to the first control signal, control the lighting of the extension area, and to receive and respond to the second control signal, Controls the lighting of the first and second zones.

When the first housing 510 and the second housing 520 are in the first state, the Hall sensor generates a first control signal after approaching the magnet and sends it to the processor. After receiving the first control signal, the processor responds to the The first control signal controls the lighting of the extension area, so that preset information is displayed on the display module of the extension area, and can control the rest of the second area and the first area except the extension area to be in a screen-off state, so that the electronic equipment Enter the sleep mode; when the first housing 510 and the second housing 520 are in the second state, the Hall sensor generates a second control signal after being away from the magnet and sends it to the processor, and the processor receives and responds to the second control signal The signal controls the lighting of the first zone and the second zone, thereby waking up the electronic device.

Optionally, a side wall of the electronic device may also be provided with a button, and the button may be one or a plurality of buttons, and the button may be a volume button or a power button.

In this embodiment, a Hall sensor is arranged inside any one of the first casing or the second casing, and a magnet is arranged inside the other, so that when the electronic device is in a folded state, it automatically enters a sleep state and controls the point The extension area is illuminated, and preset information is displayed in the extension area. When the electronic device is turned on, the first area and the second area are automatically controlled to light up, so that there is no need to click any buttons, and the electronic device can be automatically woken up.

On the other hand, an embodiment of the present application provides a display method, which is applied to the above electronic device. FIG. 8 is a schematic flowchart of the display method provided by the embodiment of the present application. As shown in FIG. 8 , the method includes:

S101. Receive and respond to a first control signal, where the first control signal is generated when the first region and the second region are in a folded state.

S102, controlling the lighting of the extension area.

Specifically, as shown in FIG. 4 , after the user finishes using the electronic device, the user folds the electronic device along the folding direction. At this time, the first area and the second area are in a folded state, and the first housing and the second area are in a folded state. When the housing is in the first state, the Hall sensor generates a first control signal after approaching the magnet, and sends the first control signal to the processor, so that the processor can receive and respond to the first control signal and control lighting extension area, so that preset information is displayed in the extension area, and other areas except the extension area on the second area and the first area can be controlled to be in a screen-off state, that is, the electronic device is in a sleep state. Wherein, the first state may be that the first casing and the second casing are in a folded state.

Further, when the first shell and the second shell are in the second state, the Hall sensor generates a second control signal after being away from the magnet and sends it to the processor, and the processor receives and responds to the second control signal, controls the The first and second zones are illuminated to wake up the electronic device. The second state refers to a state in which the first casing and the second casing are in the same horizontal line.

In this embodiment, the electronic device can control the lighting of the extension area when receiving and responding to the first control signal, so that preset information can be displayed in the extension area, which is convenient for the user to view the preset information, and the screen does not need to be opened frequently, which avoids Multiple bending causes damage to the screen body, and the installation process is less, which saves the screen body production cost.

As shown in FIG. 9 , the electronic device 200 includes the above-mentioned display module 100 , and the display module 100 is configured to display a preset display in the extension area when the first area and the second area are in a folded state information. The electronic device 200 further includes a microprocessor 201 and a memory 202, wherein the microprocessor 201 may include one or more processing cores, such as a 4-core microprocessor, an 8-core microprocessor, and the like. The microprocessor 201 may be implemented in at least one hardware form among digital signal processing (Digital Signal Processing, DSP), field programmable gate array (Field Programmable Gate Array, FPGA), and programmable logic array (Programmable Logic Array, PLA). .

The microprocessor 201 may also include a main processor and a co-processor. The main processor is a processor for processing data in a wake-up state, also called a central processing unit (Central Processing Unit, CPU). A processor is a low-power processor for processing data in a standby state.

In addition, the microprocessor 201 may be integrated with a graphics processor (Graphics Processing Unit, GPU), and the GPU is used to render and draw the content to be displayed on the display screen. In some embodiments, the microprocessor 201 may further include An Artificial Intelligence (AI) processor that handles computing operations related to machine learning.

Memory 202 may include one or more computer-readable storage media, which may be non-transitory. Memory 202 may also include high-speed random access memory, as well as non-volatile memory, such as one or more disk storage devices, flash storage devices.

In some embodiments, the electronic device 200 may also include a peripheral device interface 203 and at least one peripheral device. The microprocessor 201, the memory 202 and the peripheral device interface 203 can be connected through a bus or a signal line. Each peripheral device can be connected to the peripheral device interface 203 through a bus, a signal line or a circuit board.

Specifically, the peripheral devices include but are not limited to the radio frequency circuit 204 , the display module 100 , the sensor 205 and the power supply 206 . The peripheral device interface 203 may be used to connect at least one peripheral device related to input/output (I/O) to the microprocessor 201 and the memory 202 . In some embodiments, microprocessor 201, memory 202, and peripherals interface 203 are integrated on the same chip or circuit board; in some other embodiments, any of microprocessor 201, memory 202, and peripherals interface 203 One or two may be implemented on a separate chip or circuit board, which is not limited in this embodiment of the present application.

The radio frequency circuit 204 is used for receiving and transmitting radio frequency (Radio Frequency, RF) signals, also called electromagnetic signals. The radio frequency circuit 204 communicates with the communication network and other communication devices via electromagnetic signals. The radio frequency circuit 204 converts electrical signals into electromagnetic signals for transmission, or converts received electromagnetic signals into electrical signals. Optionally, radio frequency circuitry 204 includes an antenna system, an RF transceiver, one or more amplifiers, tuners, oscillators, digital signal processors, codec chipsets, subscriber identity module cards, and the like. The radio frequency circuit 204 may communicate with other devices through at least one wireless communication protocol. The wireless communication protocols include, but are not limited to, metropolitan area networks, mobile communication networks of various generations (2G, 3G, 4G and 5G), wireless local area networks and/or wireless fidelity (Wireless Fidelity, WiFi) networks. In some embodiments, the radio frequency circuit 204 may further include circuits related to Near Field Communication (NFC).

Sensors 205 include one or more sensors for providing status assessments of various aspects of electronic device 200 . Among them, the sensor 205 includes an acceleration sensor. For example, the sensor 205 can detect the on/off state of the electronic device 200, and can also detect the position change of the electronic device 200, the presence or absence of contact with the electronic device 200, the orientation or acceleration/deceleration of the electronic device 200 and the electronic device 200. 200 temperature change. The sensor 205 may also include an optical sensor, such as a complementary metal oxide semiconductor (Complementary Metal Oxide Swmiconductor, CMOS) or a charge-coupled device (Charge-coupled Device, CCD) photosensitive imaging element, for use in imaging applications. In some embodiments, the sensors 205 may also include pressure sensors, Hall sensors, proximity sensors, gyroscope sensors, and magnetic sensors.

Those skilled in the art can understand that the structure shown in FIG. 9 does not constitute a limitation on the electronic device 200, and may include more or less components than the one shown, or combine some components, or adopt different component arrangements.

It should be noted that the electronic device 200 involved in the embodiments of the present disclosure may include, but is not limited to, a smart phone, a tablet computer (Tablet Computer), a mobile phone, a video phone, an e-book reader, a desktop PC, a netbook computer, and a workstation , servers, personal digital assistants (PDAs), portable multimedia players (PMPs), mobile medical devices, cameras or wearable devices (eg, head mounted devices (HMDs) such as electronic glasses), electronic clothing, smart watches, etc.

The above description is only a preferred embodiment of the present application and an illustration of the applied technical principles. Those skilled in the art should understand that the scope of the invention involved in this application is not limited to the technical solution formed by the specific combination of the above-mentioned technical features, and should also cover the above-mentioned technical features without departing from the inventive concept. Other technical solutions formed by any combination of its equivalent features. For example, a technical solution is formed by replacing the above features with the technical features disclosed in this application (but not limited to) with similar functions.

Claims (12)

1. An electronic device, characterized in that, comprising a display module, the display module comprising a first area, a second area and a folding area between the first area and the second area, the The first area further includes an extension area, the extension area is extended along the folding direction from an end away from the folding area, and the length of the first area in the folding direction is greater than that of the second area in the folding direction The length in the direction, the display module is used for displaying preset information in the extension area when the first area and the second area are in a folded state. 2 . The electronic device according to claim 1 , wherein the electronic device further comprises a casing, the casing comprises a first casing and a second casing, and the first area is embedded in the In the first shell, the second region is embedded in the second shell, and the surface area of the first shell is larger than the surface area of the second shell. 3 . The electronic device according to claim 2 , wherein the electronic device further comprises a sliding cover, the sliding cover is disposed on the second casing and is slidably connected with the second casing, 3 . The sliding cover can slide between a position where the extension area is blocked and a position where the extension area is exposed. 4 . The electronic device according to claim 3 , wherein a side wall of the second housing is provided with a slide rail, and the slide rail is provided along a length direction of the side wall. 5 . 5 . The electronic device according to claim 4 , wherein a baffle plate is provided on the slide rail, and the baffle plate is located at an end close to the folding area. 6 . 6 . The electronic device according to claim 4 , wherein a groove is provided on the inner side wall of the sliding cover, and the groove is matched and connected with the sliding rail. 7 . 7 . The electronic device according to claim 3 , wherein the area of the outer surface of the sliding cover is the same as the area of the extension area. 8 . 8. The electronic device according to claim 2, wherein any one of the first housing or the second housing is provided with a Hall sensor inside, and the other is provided with a magnet; When the first casing and the second casing are in the first state, the Hall sensor generates a first control signal after approaching the magnet; when the first casing and the second casing are in the first state When in the second state, the Hall sensor generates a second control signal after being away from the magnet. 9 . The electronic device according to claim 8 , wherein a processor is provided inside the electronic device, the processor is electrically connected to the Hall sensor, and the processor is configured to receive and respond to the a first control signal for controlling lighting of the extension area, and for receiving and responding to the second control signal for controlling lighting of the first area and the second area. 10. A display method, applied to an electronic device, the electronic device comprising a display module, the display module comprising a first area, a second area, and a display module located between the first area and the second area. A folding area, the first area further includes an extension area, the extension area is extended along the folding direction from one end away from the folding area, and the length of the first area in the folding direction is greater than that of the second area the length of the region in the folding direction, wherein the method comprises: receiving and responding to a first control signal, the first control signal being generated when the first region and the second region are in a folded state; Display preset information in the extension area. 11. The method of claim 10, wherein the first area is embedded in the first casing, the second area is embedded in the second casing, and the first casing Either one of the body or the second shell is provided with a Hall sensor, and the other is provided with a magnet, and the first control signal is generated in the following way: When the first casing and the second casing are in a first state, the Hall sensor is close to the magnet to generate the first control signal. 12. The method of claim 11, wherein the method further comprises: receiving and responding to a second control signal, the second control signal is generated after the Hall sensor is away from the magnet when the first housing and the second housing are in a second state; Controlling the lighting of the first zone and the second zone.

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