CN108171126B - Electronic device with a detachable cover - Google Patents
Electronic device with a detachable cover Download PDFInfo
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- CN108171126B CN108171126B CN201711332540.XA CN201711332540A CN108171126B CN 108171126 B CN108171126 B CN 108171126B CN 201711332540 A CN201711332540 A CN 201711332540A CN 108171126 B CN108171126 B CN 108171126B
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- baffle
- plate
- electronic device
- infrared lamp
- cover plate
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/18—Eye characteristics, e.g. of the iris
- G06V40/19—Sensors therefor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/143—Sensing or illuminating at different wavelengths
Abstract
The invention discloses an electronic device, comprising: a cover plate; the main plate is positioned on the rear side of the cover plate and is spaced from the cover plate; the iris camera is connected with the main board and is positioned on one side of the main board, which faces the cover plate, the iris camera comprises a sensor, and a pixel area for identifying infrared light in the sensor accounts for 5% -25% of a total pixel area in the sensor; and the infrared lamp is connected with the main board and is positioned on one side of the main board, which faces the cover plate, and the infrared lamp and the iris camera are arranged at intervals. According to the electronic device, the pixel area for identifying the infrared light in the sensor accounts for 5% -25% of the total pixel area in the sensor, so that the absorption rate of the sensor on the infrared light can be improved, and the iris identification effect is improved.
Description
Technical Field
The present invention relates to the field of communications devices, and in particular, to an electronic device.
Background
In the related art, the absorption rate of the iris camera to 940nm infrared light is only 20%, and is 30% relative to the absorption rate of 810nm infrared light, so that the iris camera is poor in recognition effect when applied to iris recognition.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an electronic device which has the advantage of good iris recognition effect.
An electronic device according to an embodiment of the present invention includes: a cover plate; a main plate located at a rear side of the cover plate and spaced apart from the cover plate; the iris camera is connected with the main board and is positioned on one side of the main board, which faces the cover plate, and comprises a sensor, wherein a pixel area for identifying infrared light in the sensor accounts for 5% -25% of a total pixel area in the sensor; and the infrared lamp is connected with the main board and is positioned at one side of the cover plate, and the infrared lamp is arranged at an interval with the iris camera.
According to the electronic device provided by the embodiment of the invention, the pixel area for identifying the infrared light in the sensor accounts for 5% -25% of the total pixel area in the sensor, so that the absorption rate of the sensor to the infrared light can be improved, and the iris identification effect is improved.
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 front view of an electronic device according to an embodiment of the invention;
FIG. 2 is a front view of a baffle, a main plate, and an infrared lamp according to an embodiment of the invention;
fig. 3 is a cross-sectional view of a baffle, a main board, and an infrared lamp according to an embodiment of the present invention, wherein an inner circumferential wall of the baffle is attached to an outer circumferential wall of the infrared lamp;
fig. 4 is a cross-sectional view of a baffle plate, a main plate, and an infrared lamp according to an embodiment of the present invention, wherein an inner circumferential wall of the baffle plate and an outer circumferential wall of the infrared lamp have a gap therebetween;
FIG. 5 is a cross-sectional view of a baffle, a main plate and an infrared lamp according to an embodiment of the invention, wherein the baffle is provided with an adjusting plate;
FIG. 6 is a cross-sectional view of a baffle, a main plate, an adjustment plate, and an infrared lamp according to an embodiment of the invention, wherein the baffle and the adjustment plate are threadedly engaged;
fig. 7 is a cross-sectional view of a baffle plate, a main plate, an adjustment plate, and an infrared lamp according to an embodiment of the invention, wherein the baffle plate and the adjustment plate are engaged by a rib and a runner.
Reference numerals:
in the electronic device (100), the electronic device is provided with a display,
a cover plate 1, a main plate 2, an iris camera 3,
the infrared lamp 4, the wafer 41, the reflector 42, the lamp cover 43, and the support bracket 44.
The position of the baffle 5, the chute 51,
the adjusting plate 6, the convex strip 61,
a shell 7 and a key 8.
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 is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An electronic device 100 according to an embodiment of the present invention is described below with reference to the drawings.
As shown in fig. 1, 3 and 4, an electronic device 100 according to an embodiment of the present invention includes a cover plate 1, a main board 2, an iris camera 3 and an infrared lamp 4.
Specifically, as shown in fig. 1 and 2, the main board 2 is located at the rear side of the cover plate 1 and spaced apart from the cover plate 1, the iris camera 3 is connected to the main board 2 and located at one side of the main board 2 facing the cover plate 1, the infrared lamp 4 is connected to the main board 2 and located at one side of the main board 2 facing the cover plate 1, and the infrared lamp 4 and the iris camera 3 are spaced apart from each other.
As is known, an electronic device 100 (e.g., a mobile phone) having an iris camera 3 can unlock the electronic device 100 through the iris. At this time, the human eye may face the infrared lamp 4, the infrared light emitted by the infrared lamp 4 irradiates the human eye and is reflected to the iris camera 3, and the iris camera 3 captures the infrared light and then unlocks the electronic device 100.
As shown in fig. 3, the infrared lamp 4 in the embodiment of the present invention includes a wafer 41, a reflector 42, a lampshade 43 and a support bracket 44, wherein the wafer 41 is electrically connected to the main board 2, an inner surface of the reflector 42 is a reflection surface to reflect light, the lampshade 43 is disposed in front of the reflector 42, the lampshade 43 can change a path of light, and the support bracket 44 is disposed behind the reflector 42 to support the reflector 42. Wherein the wavelength of the infrared light emitted by the infrared lamp 4 may be 940nm.
In addition, the iris camera 3 includes a sensor in which a pixel area for recognizing infrared light accounts for 5 to 25% of a total pixel area in the sensor. Therefore, the absorption rate of the sensor to infrared light can be improved, and the iris recognition effect is improved.
According to the electronic device 100 of the embodiment of the invention, the pixel area for identifying infrared light in the sensor accounts for 5% -25% of the total pixel area in the sensor, so that the absorption rate of the sensor to infrared light can be improved, and the iris identification effect can be improved.
In some embodiments of the present invention, as shown in fig. 3 and 4, the electronic device 100 further includes a baffle 5, the baffle 5 is disposed on the main board 2, and the baffle 5 is disposed around the infrared lamp 4, the baffle 5 extends in a front-back direction (front-back direction shown in fig. 3), and a height of the baffle 5 in the front-back direction is higher than a height of the infrared lamp 4 in the front-back direction to reduce an angle at which the infrared lamp 4 emits light. Baffle 5 can play the effect of gathering together to the light that infrared lamp 4 launched out, reduces the angle of infrared lamp 4 transmission light, improves the energy of unit area, and the light after the reduction angle shines the people eye through apron 1 on, improves the unit area energy that shines on people's eye, lets iris camera 3 catch iris information more easily to improve the success rate of unblock.
Further, as shown in fig. 3 and 4, the baffle 5 is perpendicular to the main board 2, so that the structure of the electronic device can be simplified and the baffle can be conveniently arranged. It should be noted that the setting of the baffle 5 can reduce the size of the angle of the emitted light of the infrared lamp 4, and the height of the baffle 5 can be set according to the overall design requirement of the electronic device 100, so that the infrared lamp 4 in the embodiment of the present invention can be a common infrared lamp 4, that is, the infrared lamp 4 in the embodiment of the present invention can have no polarization function, and does not need to be specially customized, and therefore, the manufacturing cycle of the infrared lamp 4 in the embodiment of the present invention is short, the manufacturing cost is low, and the sharing of the infrared lamp 4 can also be realized. The inner side wall of the baffle 5 may be formed as a reflecting surface to reflect infrared light emitted from the infrared lamp 4.
In some embodiments of the invention, as shown in fig. 3, the inner circumferential wall of the baffle 5 conforms to the outer circumferential wall of the infrared lamp 4. From this, can make baffle 5 be closer to infrared lamp 4, can improve baffle 5 and to the effect of gathering together of infrared lamp 4's transmitting light, reduce infrared lamp 4 transmitting light's angle better, improve unit area's energy to improve and shine the unit area energy on people's eye, let iris camera 3 catch iris information more easily, thereby improve the success rate of unblock. Of course, the present invention is not limited thereto, and as shown in fig. 4, the inner peripheral wall of the baffle 5 and the outer peripheral wall of the infrared lamp 4 may have a gap therebetween. Thereby facilitating the mounting of the infrared lamp 4 and the mounting of the baffle 5.
In some embodiments of the present invention, as shown in fig. 5 to 7, an end (front end as shown in fig. 5) of the baffle plate 5 remote from the main plate 2 is provided with an annular regulating plate 6, and the regulating plate 6 is movable in an axial direction (front-rear direction as shown in fig. 5) of the baffle plate 5. From this can adjust baffle 5 and regulating plate 6 along the overall height of fore-and-aft direction, baffle 5 and regulating plate 6 are higher along the overall height of fore-and-aft direction, gather together the effect better to 4 light of infrared lamp, 4 light emission angles of infrared lamp are littleer, the unit area energy is higher, thereby improve and shine the unit area energy on people's eye, let iris camera 3 catch iris information more easily, thereby improve the success rate of unblock. The total height of the adjusting plate 6 and the baffle 5 in the front-back direction can be adjusted according to different requirements of the electronic device 100. The inner side wall of the adjustment plate 6 may be formed as a reflection surface to reflect infrared light emitted from the infrared lamp 4.
Further, as shown in fig. 6, the baffle 5 and the adjusting plate 6 are both circular plates, an external thread is provided on the outer circumferential wall of the baffle 5, an internal thread matched with the external thread on the baffle 5 is provided on the inner circumferential wall of the adjusting plate 6, and the adjusting plate 6 moves along the front-back direction of the baffle 5 through the matching of the internal thread thereon and the external thread on the baffle 5. Adjusting plate 6 can be along fore-and-aft direction swivelling movement on baffle 5 to adjusting plate 5 and adjusting plate 6 total height in fore-and-aft direction adjust the 4 light emission angles of infrared lamp, improve the unit area energy, thereby improve the unit area energy that shines on people's eye, make iris camera 3 catch iris information more easily, thereby improve the success rate of unblock.
Of course, the present invention is not limited thereto, and as shown in fig. 7, one of the adjusting plate 6 and the baffle plate 5 may be provided with a slide groove 51, the slide groove 51 extending in the axial direction (the front-rear direction as shown in fig. 7) of the baffle plate 5, and the other of the adjusting plate 6 and the baffle plate 5 may be provided with a protruding strip 61 that engages with the slide groove 51. The convex strip 61 slides in the sliding groove 51, so that the connection between the adjusting plate 6 and the baffle plate 5 can be realized, and the function of guiding the movement of the adjusting plate 6 can also be realized. In addition, the convex strip 61 slides different distances in the sliding groove 51, the total height of the baffle plate 5 and the adjusting plate 6 can be adjusted, the light emitting angle of the infrared lamp 4 is adjusted, the energy per unit area is improved, the energy per unit area irradiated on human eyes is improved, the iris camera 3 is enabled to capture iris information more easily, and the unlocking success rate is improved.
It should be noted here that the shapes of the adjusting plate 6 and the baffle plate 5 are not limited, and preferably, the baffle plate 5 and the adjusting plate 6 are circular ring-shaped plates.
For example, in the example shown in fig. 7, the baffle plate 5 is provided with a plurality of slide grooves 51 spaced apart in the circumferential direction thereof, each slide groove 51 extends in the axial direction (the front-rear direction shown in fig. 7) of the baffle plate 5, the adjustment plate 6 is provided with a plurality of ribs 61, the plurality of ribs 61 are spaced apart in the circumferential direction of the adjustment plate 6, each rib 61 extends in the axial direction (the front-rear direction shown in fig. 7) of the adjustment plate 6, and the plurality of ribs 61 correspond one-to-one to the plurality of slide grooves 51.
According to some embodiments of the present invention, as shown in fig. 1, the distance between the central axis of the infrared lamp 4 and the central axis of the iris camera 3 is L, when L satisfies: when L is larger than or equal to 15mm and smaller than or equal to 40mm, the internal layout of the electronic device 100 can be optimized, the light supplement effect of the infrared lamp 4 is enhanced, the stability and the accuracy of the iris recognition function are further enhanced, and the reliability of the electronic device 100 is improved. Preferably, L =20mm.
Alternatively, as shown in fig. 1, the cover plate 1 is a glass cover plate or a ceramic cover plate. Therefore, the display effect of the electronic device 100 can be enhanced, the appearance of the electronic device 100 is attractive, and the production cost of the electronic device 100 can be saved.
The electronic apparatus 100 may be various devices that can acquire data from the outside and process the data, or the electronic apparatus 100 may be various devices that have a battery built therein and can acquire current from the outside to charge the battery, for example, a mobile phone, a tablet computer, a computing device, an information display device, or the like.
The electronic device 100 to which the present invention is applied is described by taking a mobile phone as an example. In the embodiment of the present invention, the mobile phone may include a radio frequency circuit, a memory, an input unit, a wireless fidelity (WiFi) module, a display unit, a sensor, an audio circuit, a processor, a projection unit, a shooting unit, a battery, and other components, a housing 7, a key 8, and a display screen.
The radio frequency circuit can be used for receiving and sending signals in the process of receiving and sending information or calling, and particularly, the radio frequency circuit can be used for processing the downlink information of the base station after receiving the downlink information; in addition, the uplink data of the mobile phone is sent to the base station. In general, radio frequency circuits include, but are not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency circuitry may also communicate with networks and other devices via wireless communications. The wireless communication may use any communication standard or protocol, including but not limited to Global System for Mobile communication (GSM), general Packet Radio Service (GPRS), code Division Multiple Access (CDMA), wideband Code Division Multiple Access (WCDMA), long Term Evolution (LTE), email, short Message Service (SMS), etc.
The memory can be used for storing software programs and modules, and the processor executes various functional applications and data processing of the mobile phone by running the software programs and modules stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (e.g., audio data, a phonebook, etc.) created according to the use of the cellular phone, etc. Further, the memory may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The input unit may be used to receive input numeric or character information and generate key signals related to user settings and function control of the cellular phone. Specifically, the input unit may include a touch panel and other input devices. The touch panel, also called a touch screen, may collect a touch operation performed by a user on or near the touch panel (e.g., an operation performed by the user on or near the touch panel using a finger, a stylus, or any other suitable object or accessory), and drive the corresponding connection device according to a preset program. Alternatively, the touch panel may include two parts, a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch detection device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor, and can receive and execute commands sent by the processor. In addition, the touch panel may be implemented by various types such as resistive, capacitive, infrared, and surface acoustic wave. The input unit may include other input devices in addition to the touch panel. In particular, other input devices may include, but are not limited to, one or more of a physical keyboard, keys 8 (such as volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like.
The display unit may be used to display information input by a user or information provided to the user, and various menus of the mobile phone, among others. The Display unit may include a Display panel, and optionally, the Display panel may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like. Further, the touch panel may overlay the display panel, and when the touch panel detects a touch operation thereon or nearby, the touch panel may transmit the touch operation to the processor to determine the type of the touch event, and then the processor may provide a corresponding visual output on the display panel according to the type of the touch event.
The position in the visual output external display panel that can be recognized by the human eye 200 may be referred to as a "display area" to be described later. The touch panel and the display panel can be used as two independent components to realize the input and output functions of the mobile phone, and the touch panel and the display panel can be integrated to realize the input and output functions of the mobile phone.
In addition, the handset may also include at least one sensor, such as an attitude sensor, a light sensor, and other sensors.
Specifically, the attitude sensor may also be referred to as a motion sensor, and as one of the motion sensors, a gravity sensor may be cited, which uses an elastic sensing element to make a cantilever-type displacer and uses an energy storage spring made of the elastic sensing element to drive an electrical contact, thereby realizing conversion of a change in gravity into a change in an electrical signal.
Another example of the motion sensor is an accelerometer sensor, which can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when stationary, and can be used for applications of recognizing the posture of a mobile phone (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer and tapping), and the like.
The motion sensor listed above may be used as an element for obtaining the "attitude parameter" described later, but the present invention is not limited thereto, and other sensors capable of obtaining the "attitude parameter" fall within the protection scope of the present invention, for example, a gyroscope and the like, and the operation principle and data processing procedure of the gyroscope may be similar to those of the prior art, and the detailed description thereof is omitted here for avoiding redundancy.
In addition, as the sensor, other sensors such as a barometer, a hygrometer, a thermometer, and an infrared sensor may be further configured, which are not described herein again.
The light sensor may include an ambient light sensor that adjusts the brightness of the display panel according to the brightness of ambient light, and a proximity sensor that turns off the display panel and/or the backlight when the mobile phone is moved to the ear.
The audio circuitry, speaker and microphone may provide an audio interface between the user and the handset. The audio circuit can transmit the electric signal converted from the received audio data to the loudspeaker, and the electric signal is converted into a sound signal by the loudspeaker to be output; on the other hand, the microphone converts the collected sound signal into an electric signal, the electric signal is received by the audio circuit and then converted into audio data, and the audio data is processed by the audio data output processor and then sent to another mobile phone through the radio frequency circuit or output to the memory for further processing.
WiFi belongs to short-distance wireless transmission technology, and the mobile phone can help a user to receive and send e-mails, browse webpages, access streaming media and the like through a WiFi module, and provides wireless broadband internet access for the user.
The processor is a control center of the mobile phone, is connected with each part of the whole mobile phone by various interfaces and lines, and executes various functions and processes data of the mobile phone by running or executing software programs and/or modules stored in the memory and calling the data stored in the memory, thereby carrying out the integral monitoring on the mobile phone. Alternatively, the processor may include one or more processing units; preferably, the processor may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications.
It will be appreciated that the modem processor described above may not be integrated into the processor.
Also, the processor may perform the same or similar functions as the processing unit as the implementation elements of the processing unit.
The handset also includes a power source (such as a battery) to power the various components.
The power supply can be logically connected with the processor through the power management system, so that the functions of managing charging, discharging, power consumption management and the like are realized through the power management system. Although not shown, the mobile phone may further include a bluetooth module, etc., which will not be described herein.
It should be noted that the mobile phone is only an example of the electronic device 100, and the present invention is not limited in particular, and the present invention may be applied to electronic devices such as a mobile phone and a tablet computer, and the present invention is not limited in this respect.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. An electronic device, comprising:
a cover plate;
a main plate located at a rear side of the cover plate and spaced apart from the cover plate;
the iris camera is connected with the main board and is positioned on one side, facing the cover plate, of the main board, the iris camera comprises a sensor, and a pixel area for recognizing infrared light in the sensor accounts for 5% -25% of a total pixel area in the sensor; and
the infrared lamp is connected with the main board and is positioned on one side of the main board facing the cover plate, the infrared lamp and the iris camera are arranged at intervals,
still include the baffle, the baffle is established on the mainboard just the baffle encircles infrared lamp sets up, the baffle is higher than along fore-and-aft direction infrared lamp along the height of fore-and-aft direction in order to reduce infrared lamp transmitted light's angle, keeping away from of baffle the one end of mainboard surpasss infrared lamp.
2. The electronic device of claim 1, wherein the baffle is perpendicular to the motherboard.
3. The electronic device according to claim 1, wherein an end of the baffle plate away from the main plate is provided with an annular adjusting plate, and the adjusting plate is movable in an axial direction of the baffle plate.
4. The electronic device according to claim 3, wherein the baffle and the adjusting plate are both circular plates, external threads are arranged on the outer peripheral wall of the baffle, internal threads matched with the external threads on the baffle are arranged on the inner peripheral wall of the adjusting plate, and the adjusting plate moves along the baffle through the matching of the internal threads on the adjusting plate and the external threads on the baffle.
5. The electronic device according to claim 3, wherein one of the adjusting plate and the baffle plate is provided with a slide groove extending in an axial direction of the baffle plate, and the other of the adjusting plate and the baffle plate is provided with a protruding strip engaging with the slide groove.
6. The electronic device according to claim 1, wherein a distance between a central axis of the infrared lamp and a central axis of the iris camera is L, and L satisfies: l is more than or equal to 15mm and less than or equal to 40mm.
7. The electronic device of claim 6, wherein L further satisfies: l =20mm.
8. The electronic device of claim 1, wherein the cover plate is a glass cover plate or a ceramic cover plate.
9. The electronic device of claim 1, wherein the infrared light emitted by the infrared lamp has a wavelength of 940nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332540.XA CN108171126B (en) | 2017-12-13 | 2017-12-13 | Electronic device with a detachable cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332540.XA CN108171126B (en) | 2017-12-13 | 2017-12-13 | Electronic device with a detachable cover |
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| CN108171126A CN108171126A (en) | 2018-06-15 |
| CN108171126B true CN108171126B (en) | 2022-11-15 |
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