CN112040052B - Detection module and electronic equipment - Google Patents
Detection module and electronic equipment Download PDFInfo
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- CN112040052B CN112040052B CN202010805960.0A CN202010805960A CN112040052B CN 112040052 B CN112040052 B CN 112040052B CN 202010805960 A CN202010805960 A CN 202010805960A CN 112040052 B CN112040052 B CN 112040052B
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- light source
- light
- circuit board
- mounting groove
- cover plate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/21—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
Abstract
The application discloses detect module and electronic equipment detects the module and includes circuit board, sensitization chip, support, apron and detection light source, and the sensitization chip sets up on the circuit board, and the support encloses and locates sensitization chip week side, and the support has the mounting groove. The cover plate covers the support and is opposite to the photosensitive chip, and the transmittance of the cover plate changes along with the change of temperature. The detection light source is arranged in the mounting groove, light emitted by the detection light source is emitted from the first area of the cover plate, and is reflected to the surface of the photosensitive chip from the second area of the cover plate. The detection module is integrated on the electronic equipment, and can detect various physiological information of a human body, so that the functions of the electronic equipment are enriched, a user can conveniently and effectively detect physiological parameters in time, and the health condition of the user can be known.
Description
Technical Field
The application relates to the technical field of electronic equipment, in particular to a detection module and electronic equipment.
Background
Along with the improvement of living standard, people pay more and more attention to self health, and the monitoring of self health data, such as body temperature, blood oxygen, blood sugar, blood fat and other physiological parameters, is also more and more necessary.
At present, each physiological parameter of people needs to be monitored by a separate device, and a great deal of energy and time are consumed. For example, the body temperature is monitored mainly by mercury thermometers or infrared technology thermometers, which are not portable. And the electronic equipment carried in daily life, such as a mobile phone, does not have the body temperature detection function and cannot provide the health data of the user in real time.
Disclosure of Invention
The embodiment of the disclosure provides a detection module and an electronic device, wherein the detection module is integrated on the electronic device, and can detect a plurality of physiological information of a human body, so that the functions of the electronic device are enriched.
In order to solve the above problems, the present disclosure adopts the following technical solutions:
in a first aspect, the present application provides a detection module set on a circuit board, including:
the photosensitive chip is arranged on the circuit board;
the bracket is arranged on the circuit board, surrounds the periphery of the photosensitive chip and is provided with a mounting groove;
the cover plate covers the bracket and is opposite to the photosensitive chip, and the transmittance of the cover plate changes along with the change of temperature;
the detection light source is arranged in the mounting groove, light emitted by the detection light source is emitted from the first area of the cover plate, and is reflected to the surface of the photosensitive chip from the second area of the cover plate.
In a second aspect, the present application also provides an electronic device having the above detection module.
The technical scheme adopted by the embodiment of the disclosure can achieve the following beneficial effects:
the detection module is simple in structure, can receive the reflected light of a human body and generate spectral data; the application integrates the detection module on the electronic equipment carried by the user, such as a smart phone, and the electronic equipment can perform data analysis on spectral data to obtain multiple physiological parameter information of the human body, so that the functions of the electronic equipment are enriched, the user can conveniently and effectively detect physiological parameters in time, and the health condition of the user can be known.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and not to limit the disclosure. In the drawings:
fig. 1 is a schematic cross-sectional view of a detection module according to an embodiment of the present disclosure;
fig. 2 is a top view of a detection module according to an embodiment of the present disclosure;
fig. 3 is a schematic diagram illustrating a principle that a detection module according to an embodiment of the present disclosure receives light reflected from a human body;
fig. 4 is an external structural view of an electronic device according to an embodiment of the present application;
fig. 5 is a schematic cross-sectional structure diagram of an electronic device according to an embodiment of the present application.
In the figure:
100-an electronic device;
1-a circuit board;
2-a photosensitive chip;
3-a support;
31-a base part;
311-a chip cavity;
312-light entrance;
32-ring stop;
321-a first retaining wall;
322-a second retaining wall;
33-mounting grooves;
4-cover plate;
5-detecting a light source;
51-a light source circuit board;
52-a lamp body;
53-a light-shielding portion;
6-a reinforcing plate;
7-a housing;
8-adhesive glue;
9-finger.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, the following embodiments of the present disclosure will be clearly and completely described in conjunction with the accompanying drawings. It is to be understood that the described embodiments are merely a subset of the disclosed embodiments and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
The terms first, second and the like in the description and in the claims of the present disclosure are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that embodiments of the disclosure can be practiced in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
Technical solutions disclosed in the embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 5, the present application provides an electronic device 100, the electronic device 100 is convenient for a user to carry about, the electronic device 100 can make a call, watch video, listen to audio, play games, and the like, and a detection module is integrated on the electronic device 100, so that the electronic device 100 further has a function of detecting physiological parameters of a human body, such as detecting temperature parameters, blood parameters, and the like of the human body.
It should be noted that the electronic device provided in the embodiment of the present application may specifically be a mobile phone, a tablet computer, a radio, a game console, a shaver, and the like, which is not limited herein.
Specifically, referring to fig. 1 and fig. 2, the detecting module is disposed on a circuit board 1 of the electronic device 100, and the detecting module includes a photosensitive chip 2, a bracket 3, a cover plate 4, and a detecting light source 5. Sensitization chip 2 sets up on circuit board 1, and support 3 sets up on circuit board 1, support 3 encloses to be located 2 week sides of sensitization chip. The bracket 3 has a mounting groove 33. The cover plate 4 covers the bracket 3 and is opposite to the photosensitive chip 2, and the transmittance of the cover plate 4 changes along with the change of temperature. The detection light source 5 is arranged in the mounting groove 33, and light emitted by the detection light source 5 is emitted from the first area of the cover plate 4, reflected and emitted from the second area of the cover plate 4 to the surface of the photosensitive chip 2. The light sensing chip 2 generates a corresponding spectrum signal after receiving the reflected light. For example, the photosensitive chip 2 may be a multispectral image chip.
The detection module that this application embodiment provided simple structure can generate corresponding spectral data when receiving reflected light. When the detection module is integrated on the electronic device 100, the electronic device can perform data analysis on the spectral data to obtain multiple physiological parameter information of the human body, so that the functions of the electronic device are enriched, a user can conveniently and effectively detect the physiological parameters in time, and the health condition of the user can be known.
Referring to fig. 1 to 3, in a possible embodiment, the bracket 3 includes a base portion 31 and a ring stop portion 32, and the base portion 31 is formed with a chip cavity 311 and a light inlet 312 communicating with the chip cavity 311. The ring blocking part 32 is connected to the base part 31 and surrounds the light inlet 312, the mounting groove 33 is arranged on the base part 31, and the cover plate 4 is arranged on the ring blocking part 32 and covers the mounting groove 33 and the light inlet 312. The first region of the cover plate corresponds to the mounting groove 33, and the second region corresponds to the light inlet 312.
The cover plate 4 may include a main body portion (not shown) and a supporting edge (not shown) surrounding the main body portion, a step surface is formed between the supporting edge and the main body portion, the supporting edge is supported on the top end surface of the ring stop 32, and a portion of the main body portion protruding from the supporting edge is inserted into an area defined by the ring stop 32, so that the cover plate 4 is installed on the ring stop 32 in a limited manner.
The bracket 3 can also be provided with a mounting opening communicated with the chip cavity 311, one side of the bracket 3 with the mounting opening is covered on the circuit board 1, and the photosensitive chip 2 extends into the chip cavity 311 from the mounting opening. The cross sectional area of this installing port is greater than the area of going into light mouthful 312 to make things convenient for support 3 to cover sensitization chip 2, and can not produce with sensitization chip 2 and interfere. The design of this support 3, except playing to cover sensitization chip 2, the effect of protection chip still is as major structure simultaneously, easy to assemble detection light source 5 and apron 4.
The cover plate 4 provided by the embodiment of the present application includes a light-transmitting glass and a thermochromic coating disposed on the light-transmitting glass. The color depth of the thermochromic coating changes with changes in temperature. The cover plate 4 has two functions, the first function is to seal the light inlet 312 of the chip cavity 311 and protect the internal photosensitive chip 2; the second function is to act as a transmission medium for detecting light.
In a possible embodiment, the detection light source 5 may comprise a visible light source and/or an infrared light source.
Wherein, when detecting light source 5 and including visible light source, detect module and electronic equipment cooperation and can detect human body temperature parameter. The thermochromic coating on the cover plate 4 changes colour under the influence of temperature and generally the higher the temperature the lighter the colour of the thermochromic coating, i.e. the temperature changes in linear proportion to the colour change of the thermochromic coating. Specifically, as shown in fig. 3, when the skin of the human body such as the fingers 9, the wrist, the forehead, etc. comes into contact with the cover plate 4, the body temperature is transmitted to the thermochromic coating of the cover plate 4. The color depth of the thermochromic coating changes when the temperature of the thermochromic coating changes, so that the light transmittance of the cover plate 4 changes. The light source 52 of the light source 5 emits a detecting light to irradiate the skin of the human body, and then a part of the light is reflected, the reflected light penetrates through the cover plate 4 and is received by the light sensing chip 2, and the light sensing chip 2 generates a corresponding spectrum signal. The electronic equipment can determine the corresponding body temperature parameter according to the spectrum signal generated by the photosensitive chip 2. For example: the electronic equipment is also internally provided with a processor, the processor is in data connection with the photosensitive chip 2, and the processor can match the corresponding body temperature according to the light intensity parameter of the reflected light in the spectrum signal generated by the photosensitive chip 2.
One possible embodiment is provided below: the electronic equipment further comprises a data storage module, and the data storage module stores the corresponding relation between the body temperature and the light intensity parameters. The processor of the electronic device can match the corresponding body temperature parameter from the corresponding relationship directly according to the light intensity parameter of the reflected light detected by the photosensitive chip 2.
When the detection light source 5 of the detection module provided by the embodiment of the application comprises an infrared light source, the electronic equipment can also detect the blood parameter information of a human body. The blood parameter information comprises at least one of blood oxygen parameter, blood sugar parameter and blood fat parameter.
Specifically, human blood is red, and when detecting light source 5 included infrared light source, infrared light that infrared light source sent when shining and establishing on human skin can be by blood reflection, and reflection light shines and establishes on sensitization chip 2, and sensitization chip 2 receives behind the reflection light, generates corresponding spectral signal. The electronic equipment can analyze the blood parameter information of the human body according to the spectrum signal.
In one possible embodiment, the memory module of the electronic device 100 further stores a spectral curve database. The processor of the electronic device processes the spectrum signal generated by the photosensitive chip 2 into spectrum curve information, and compares the spectrum curve information with the spectrum curve database in the storage module, so as to obtain blood parameters such as blood oxygen parameter, blood sugar parameter, blood fat parameter and the like corresponding to the human body.
In a possible embodiment, the detection light source 5 of the detection module comprises both a visible light source and an infrared light source. The visible light source and the infrared light source can be simultaneously lightened, multispectral information generates a visible light spectrum signal and an infrared light spectrum signal after receiving reflected light, and the processor analyzes light intensity parameters of the visible light spectrum signal to determine corresponding body temperature information. And the processor generates a corresponding spectral curve according to the infrared spectral signal and analyzes corresponding blood parameter information according to the spectral curve. In this embodiment, detect module cooperation electronic equipment and can detect human temperature parameter and blood parameter simultaneously, detection efficiency is high, and the degree of accuracy is high.
Referring to fig. 1 and 2, in a possible embodiment, the support 3 is provided with a mounting groove 33; the light outlet of the mounting groove 33 is arranged on the same side as the light inlet 312 of the chip cavity 311. The detection light source 5 is disposed in the mounting groove 33.
In this embodiment, by providing the mounting groove 33 on the bracket 3, the detection light source 5 is embedded in the mounting groove 33, so that the overall structure is compact, the detection light source 5 does not occupy additional space, and compact design is realized. In addition, the light outlet of the mounting groove 33 and the light inlet 312 of the chip cavity 311 are located on the same side of the bracket 3 and both face the cover plate 4, so that when the skin of the human body contacts the cover plate 4, the detection light emitted by the detection light source 5 can illuminate the human body through the light outlet, and the detection light reflected by the human body can illuminate the side of the light inlet 312 and is finally received by the photosensitive chip 2.
A plurality of mounting grooves 33 may be formed on the support 3 around the light inlet 312 of the chip cavity 311, and each mounting groove 33 is provided with a detection light source 5. Alternatively, an annular mounting groove 33 may be disposed on the support 3 around the light inlet 312 of the chip cavity 311, and a plurality of detection light sources 5 may be disposed in the mounting groove 33 at intervals.
Referring to fig. 1 and 3, in a possible embodiment, the detection light source 5 includes two visible light sources, the two visible light sources are respectively disposed at two opposite sides of the light inlet 312, and the two visible light sources and the light inlet 312 are on the same straight line.
In this embodiment, through setting up two visible light source and having strengthened light intensity, do benefit to and improve detection accuracy. In addition, in this embodiment, the two visible light sources are disposed on two opposite sides of the light inlet 312 with the light inlet 312 as a center, so that reflected light rays formed by the detection light emitted by the two visible light sources after being reflected by the skin of the human body are more uniform, and the reflected light rays are uniformly irradiated on the photosensitive chip 2, so that the photosensitive chip 2 can convert into effective spectral signals, and the detection accuracy of the temperature parameter is improved.
In one possible embodiment, the detection light source 5 includes a visible light source and an infrared light source, which are respectively disposed at both sides of the light inlet 312.
In a possible embodiment, the detection light source 5 includes two infrared light sources, the two infrared light sources are respectively disposed at two opposite sides of the light inlet 312, and the two infrared light sources and the light inlet 312 are on the same straight line.
In this embodiment, through setting up two infrared light source strengthened light signal intensity, do benefit to and improve detection accuracy. In addition, in this embodiment, two infrared light sources use the light inlet 312 as the center and are disposed on two opposite sides of the light inlet 312, so that the reflected light generated by the detection light emitted by the two infrared light sources after being reflected by the human body is more uniform, and the reflected light is uniformly irradiated on the photosensitive chip 2, so that the photosensitive chip 2 can be converted into an effective spectral signal, and the detection accuracy of the blood parameters is improved.
Referring to fig. 1 to 3, in one possible embodiment, the mounting groove 33 includes a first mounting groove and a second mounting groove. The bracket includes a base portion 31 and a ring stop portion 32 connected to the base portion 31. The ring stopper 32 includes a first stopper wall 321 and a second stopper wall 322. The first mounting groove is formed in the inner side of the first blocking wall 321, the second mounting groove is formed in the inner side of the second blocking wall 322, the visible light source is arranged in the first mounting groove, and the infrared light source is arranged in the second mounting groove.
The ring retaining portion 32 includes two first retaining walls 321 and two second retaining walls 322, and the first retaining walls and the second retaining walls 322 are connected. The visible light source and the infrared light source are arranged adjacently instead of oppositely, so that the interference between the light rays is effectively prevented.
In this embodiment, the detection light source 5 includes both of the visible light source and the infrared light source, and each detection light source 5 includes one lamp body 52. The two visible light sources are respectively arranged at two opposite sides of the light inlet 312 along a first direction, and the two infrared light sources are respectively arranged at two opposite sides of the light inlet 312 along a second direction. The first direction and the second direction are perpendicular to each other, that is, the two visible light sources are respectively disposed inside the two first blocking walls 321, and the two infrared light sources are respectively disposed inside the two second blocking walls 322. The structural design of this embodiment is more regular and reasonable. It sets up to the quad slit to go into light mouth 312, ring fender portion 32 is for encircleing the square of going into light mouth 312, ring fender portion 32 corresponds four limits in the direction hole and is provided with two first fender walls 321 and two second fender walls 322 respectively, first fender wall 321 inboard sets up first mounting groove, second fender wall 322 inboard sets up the second mounting groove, thus, at the in-process of assembly testing light source 5, need not adjust the mounted position of each two visible light sources and infrared light source, ring fender portion's four fender wall inboards are the mounted position of four testing light source 5 promptly, thereby do benefit to the rapid Assembly between testing light source 5 and the support 3.
Referring to fig. 1 to 3, in a possible embodiment, the electronic device further includes a light shielding portion 53, where the light shielding portion 53 is disposed between the detection light source 5 and the light inlet 312. The light shielding portion 53 and the ring stopper portion 32 constitute the mounting groove 33. When the cover plate 4 is connected to the holder 3, the light shielding portion 53 abuts against the cover plate 4.
In this embodiment, by providing the light shielding portion 53 between the detection light source 5 and the light entrance 312, the detection light emitted from the detection light source 5 is prevented from directly illuminating the light entrance 312, which affects the accuracy of the detection signal of the electronic device. Further, by providing the light shielding portion 53, when the cover plate 4 is coupled to the holder 3, the light shielding portion 53 can be supported by the bottom of the cover plate 4, thereby improving the mounting stability of the cover plate 4.
The cover plate 4 includes a transparent glass, the transparent glass can be coated with a thermochromic coating in the area surrounded by the light-shielding portion 53, and the thermochromic coating is not disposed in the area outside the area surrounded by the light-shielding portion 53, and the structure of the transparent glass is a fully transparent structure, so that the detection light source 5 emits detection light to penetrate through the fully transparent structure, and the detection light is not attenuated, thereby improving the detection light intensity.
Preferably, the detection light source 5 includes a light source circuit board 51 and a lamp body 52 connected to the light source circuit board 51. The light source circuit board 51 is disposed along a circumferential direction of the light inlet 312, the lamp body 52 is disposed in the mounting groove 33 formed by the light shielding portion 53 and the ring stopper portion 32, and the light shielding portion 53 separates the lamp body 52 from the light inlet 312.
In this embodiment, the light shielding portion 53 may be directly disposed on the light source circuit board 51, and in the actual assembly process, only the light source circuit board 51 needs to be assembled, and the user does not need to specially assemble the light shielding portion 53, thereby simplifying the assembly process and improving the production efficiency. The light source circuit board 51 may be a flexible circuit board for mounting the detection light source 5.
In addition, in another possible embodiment, the light shielding portion 53 may be disposed not on the light source circuit board 51 but on the mounting groove 33. Further alternatively, the light shielding portion 53 may be a rib structure protruding around the light inlet 312 on the bracket 3.
The light-shielding portion 53 may be a light-shielding foam or a light-shielding rubber sleeve.
Referring to fig. 1 to 3, in one possible embodiment, the electronic device includes a processor, and the circuit board 1 is a flexible circuit board. A flexible circuit board is connected to the processor. In order to facilitate the installation of sensitization chip 2 and support 3 on the circuit board, improve the commentaries on classics of support 3 and circuit board and join in marriage structural strength, prevent that support 3 from breaking away from the circuit board, in this application embodiment circuit board 1 deviates from reinforcing plate 6 is connected to one side of support 3. The arrangement of the reinforcing plate 6 increases the local hardness of the flexible circuit board, reduces the local deformation of the flexible circuit board and facilitates the installation of the photosensitive chip 2 and the bracket 3.
Specifically, referring to fig. 4 and 5, the electronic device includes a housing 7, the housing 7 has a mounting groove having a certain longitudinal extension, the bracket 3 is inserted into the mounting groove, and the cover plate 4 is exposed. Thereby being convenient to contact with the skin of the human body. The shell of the electronic equipment is provided with a cavity, the circuit board 1 is positioned in the cavity, and the part of the circuit board 1 surrounding the bracket 3 is bonded on the inner wall of the shell through adhesive 8.
The housing 7 includes a front panel, a middle frame, and a rear cover, and the mounting groove may be disposed on the front panel, a side portion of the middle frame, or the rear cover, which is not limited herein.
When the skin of the human body does not contact the cover plate 4, the cover plate 4 is close to the shell 7 in color, and the electronic equipment has an integrated whole machine visual effect. When the human skin touches the cover plate 4, the cover plate 4 becomes lighter in color or completely transparent.
While the embodiments of the present disclosure have been described in connection with the appended drawings, the present disclosure is not limited to the specific embodiments, which have been described above for illustrative purposes only and not for purposes of limitation, and it will be appreciated by those of ordinary skill in the art that, in light of the present disclosure, numerous modifications may be made without departing from the spirit of the disclosure and scope of the appended claims.
Claims (8)
1. A detection module is arranged on a circuit board and is characterized in that,
the detection module is used for detecting human physiological parameters, and comprises:
the photosensitive chip is arranged on the circuit board;
the bracket is arranged on the circuit board, surrounds the periphery of the photosensitive chip and is provided with a mounting groove;
the cover plate covers the bracket and is opposite to the photosensitive chip, and the transmittance of the cover plate changes along with the change of temperature;
the detection light source is arranged in the mounting groove, light rays emitted by the detection light source are emitted from the first area of the cover plate and are reflected to the surface of the photosensitive chip from the second area of the cover plate;
the bracket comprises a base part and a ring stop part;
the base part is provided with a chip cavity and a light inlet communicated with the chip cavity;
the ring blocking part is connected to the base part and is circumferentially arranged around the light inlet;
the mounting groove is arranged on the base part, and the cover plate is arranged on the ring blocking part and covers the mounting groove and the light inlet;
also includes a light shielding part;
the light shielding part is arranged between the detection light source and the light inlet, and the light shielding part and the ring blocking part form the mounting groove.
2. The detecting module according to claim 1, wherein the detecting light source comprises a light source circuit board and a lamp body connected to the light source circuit board;
the light source circuit board is arranged along the circumferential direction of the light inlet;
the lamp body is arranged in a mounting groove formed by the shading part and the ring blocking part, and the shading part separates the lamp body from the light inlet.
3. The detection module of claim 1, wherein the detection light source comprises a visible light source and an infrared light source.
4. The detection module according to claim 3, wherein the mounting slot comprises a first mounting slot and a second mounting slot;
the bracket comprises a base part and a ring stop part connected with the base part;
the ring retaining part comprises a first retaining wall and a second retaining wall;
the first mounting groove is arranged on the inner side of the first retaining wall, and the second mounting groove is arranged on the inner side of the second retaining wall;
the visible light source is arranged in the first mounting groove, and the infrared light source is arranged in the second mounting groove.
5. The detection module according to claim 4, wherein the ring stop comprises two oppositely disposed first stop walls and two oppositely disposed second stop walls;
the first blocking wall is connected with the second blocking wall.
6. The detection module of claim 1, wherein the cover plate comprises a light-transmissive glass and a thermochromic coating applied to the light-transmissive glass.
7. An electronic device, comprising a circuit board and the detection module according to any one of claims 1-6, wherein the detection module is disposed on the circuit board.
8. The electronic device according to claim 7, wherein the circuit board is a flexible circuit board, and a reinforcing plate is disposed on a side of the circuit board facing away from the detection module.
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| CN202010805960.0A CN112040052B (en) | 2020-08-12 | 2020-08-12 | Detection module and electronic equipment |
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| CN202010805960.0A CN112040052B (en) | 2020-08-12 | 2020-08-12 | Detection module and electronic equipment |
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| CN113008378A (en) * | 2021-02-24 | 2021-06-22 | 维沃移动通信有限公司 | Terminal device |
| CN113079230B (en) * | 2021-03-18 | 2023-07-14 | Oppo广东移动通信有限公司 | Electronic equipment |
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