CN111337916A - Electronic device - Google Patents
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- CN111337916A CN111337916A CN201811558635.8A CN201811558635A CN111337916A CN 111337916 A CN111337916 A CN 111337916A CN 201811558635 A CN201811558635 A CN 201811558635A CN 111337916 A CN111337916 A CN 111337916A
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- distance sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The disclosure provides an electronic device, and belongs to the technical field of electronics. The electronic device includes: the distance sensor module is positioned above the display screen; the distance sensor module comprises a signal transmitting unit and a signal receiving unit, wherein the signal transmitting unit is used for transmitting signals, and the signal receiving unit is used for receiving signals transmitted by the signal transmitting unit and reflected by an object; the mainboard is connected with drive module, and drive module passes through flexible conducting material and is connected with the distance sensor module, and the mainboard passes through drive module and controls the distance sensor module. Utilize the characteristic that flexible conducting material can buckle, both guaranteed that electronic equipment's performance is not influenced, can also reduce the volume that is located the distance sensor module of display screen top, enlarged the space of display screen top, improved the utilization ratio in space above the display screen.
Description
Technical Field
The present disclosure relates to the field of electronic technologies, and in particular, to an electronic device.
Background
With the rapid development of electronic technology, the functions of electronic equipment are more and more abundant. The distance sensor is a sensor for measuring a distance between an object, and many electronic devices are equipped with the distance sensor at present, and the distance between the object and the electronic device is measured by the distance sensor, so that various functions are realized based on the measured distance.
Referring to fig. 1 and 2, the electronic device includes a main board 101, a distance sensor module 102, and a display screen 103, wherein the distance sensor module 102 includes a driving module 1021 and a front end module 1022. The main board 101 is located at the back of the display screen 103, and the distance sensor module 102 is located above the display screen 103.
The main board 101 is connected to a driving module 1021, and the driving module 1021 is connected to a front module 1022. The front end module 1022 includes a signal transmitting unit 10221 and a signal receiving unit 10222. The signal transmitting unit 10221 is configured to transmit a signal, the signal receiving unit 10222 is configured to receive a signal reflected by an object from the signal transmitting unit 10221, the main board 101 controls the front-end module 1022 through the driving module 1021, and a distance between the electronic device and the object is determined according to a time interval between a signal transmitting time and a signal receiving time of the front-end module 1022.
Disclosure of Invention
In order to overcome the problems in the related art, the present disclosure provides an electronic device, where the technical solution is as follows:
in a first aspect, an electronic device is provided, which includes a main board, a driving module, a distance sensor module, and a display screen;
the main board and the driving module are positioned on the back of the display screen, and the distance sensor module is positioned above the display screen;
the distance sensor module comprises a signal transmitting unit and a signal receiving unit, wherein the signal transmitting unit is used for transmitting signals, and the signal receiving unit is used for receiving signals transmitted by the signal transmitting unit after the signals are reflected by an object;
the mainboard is connected with the driving module, the driving module is connected with the distance sensor module through a flexible conductive substance, and the mainboard controls the distance sensor module through the driving module.
In one possible implementation manner, the electronic device includes a processor, and the processor and the driving module are disposed on the motherboard, and the processor and the driving module are connected through an integrated circuit bus IIC.
In another possible implementation, the driving module is welded on the main board.
In another possible implementation, the flexible conductive substance is a flexible circuit board.
In a second aspect, an electronic device is provided, which includes a main board, a driving module, a distance sensor module, a display screen, and a back case;
the distance sensor module comprises a first front-end module and a second front-end module;
the first front-end module comprises a first signal transmitting unit and a first signal receiving unit, wherein the first signal transmitting unit is used for transmitting signals, and the first signal receiving unit is used for receiving signals transmitted by the first signal transmitting unit after the signals are reflected by an object;
the second front-end module comprises a second signal transmitting unit and a second signal receiving unit, the second signal transmitting unit is used for transmitting signals, and the second signal receiving unit is used for receiving signals transmitted by the second signal transmitting unit after the signals are reflected by an object;
the first front end module is positioned above the display screen, and the second front end module is positioned on the back shell;
the mainboard is connected with the driving module, the driving module is respectively connected with the first front end module and the second front end module through flexible conductive substances, and the mainboard controls the first front end module or the second front end module through the driving module.
In one possible implementation, the driving module includes a first set of registers, a second set of registers, and a signal processing unit;
the main board is connected with the signal processing unit, and the signal processing unit is respectively connected with the first front-end module and the second front-end module through the flexible conductive substance;
the first group of registers and the second group of registers are connected with the signal processing unit, and the signal processing unit is used for storing the signal transmitting time and the signal receiving time of the first front-end module in the first group of registers and storing the signal transmitting time and the signal receiving time of the second front-end module in the second group of registers.
In another possible implementation manner, a processor is configured on the motherboard, and the processor is connected with the driving module through an integrated circuit bus IIC.
In another possible implementation manner, a camera is further disposed on the back shell, and the second front end module is located above the camera.
The beneficial effects brought by the technical scheme provided by the embodiment of the disclosure at least comprise:
the electronic equipment provided by the embodiment of the disclosure comprises a mainboard, a driving module, a distance sensor module and a display screen, wherein the mainboard and the driving module are positioned at the back of the display screen, and the distance sensor module is positioned above the display screen; the mainboard is connected with drive module, and drive module passes through flexible conducting material and is connected with the distance sensor module, and the mainboard passes through drive module and controls the distance sensor module. Utilize the characteristic that flexible conducting material can buckle, both guaranteed that electronic equipment's performance is not influenced, can also reduce the volume that is located the distance sensor module of display screen top, enlarged the space of display screen top, improved the utilization ratio in space above the display screen.
According to the electronic equipment provided by the embodiment of the disclosure, the driving module is controlled through the processor, and the processing and calculation are carried out, so that the distance between the electronic equipment and an object is obtained, and the intelligence level of the electronic equipment is improved.
The electronic equipment provided by the embodiment of the disclosure, drive module is connected with first front end module and second front end module respectively in the distance sensor module, two front end modules are controlled through one drive module, first front end module is located the top of display screen, second front end module is located back casing, can enough measure the distance between electronic equipment and the place ahead object or rear object, and the volume of drive module has been saved, the volume of distance sensor module has been reduced greatly, avoid occupying too much space of electronic equipment, and space utilization is improved.
The signal processing units in the two driving modules are combined into one group of signal processing units, the two groups of registers share one group of signal processing units to form one driving module, and the first front-end module and the second front-end module are controlled by one driving module. Because the volume of register is less, and signal processing unit's volume is great, through the mode of a set of signal processing unit of two sets of registers sharing, not only can guarantee that drive sensor module normal work, reduced the volume of distance sensor module moreover greatly, saved the space that occupies.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a schematic structural diagram of an electronic device provided in the related art.
Fig. 2 is a schematic front structure diagram of an electronic device provided in the related art.
Fig. 3 is a schematic structural diagram of an electronic device shown in accordance with an example embodiment.
FIG. 4 is a side view of an electronic device shown in accordance with an example embodiment.
Fig. 5 is a schematic structural diagram of an electronic device according to an exemplary embodiment.
FIG. 6 is a side view of an electronic device shown in accordance with an example embodiment.
Fig. 7 is a schematic structural diagram of an electronic device according to an exemplary embodiment.
Fig. 8 is a schematic structural diagram of an electronic device according to an exemplary embodiment.
Fig. 9 is a schematic structural diagram of an electronic device according to an exemplary embodiment.
FIG. 10 is a side view of an electronic device shown in accordance with an example embodiment.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are some, but not all embodiments of the present disclosure. 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.
To make the objects, technical solutions and advantages of the present disclosure more apparent, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
Fig. 3 is a schematic structural diagram of an electronic device according to an exemplary embodiment, and fig. 4 is a side view of an electronic device according to an exemplary embodiment, where the electronic device may be a mobile phone, a tablet computer, or the like, and referring to fig. 3 and 4, the electronic device includes a main board 301, a driving module 302, a distance sensor module 303, and a display screen 304.
The main board 301 is connected to the driving module 302, and the driving module 302 is connected to the distance sensor module 303. The distance sensor module 303 includes a signal transmitting unit 3031 and a signal receiving unit 3032, wherein the signal transmitting unit 3031 is configured to transmit a signal, and the signal receiving unit 3032 is configured to receive a signal, which is transmitted by the signal transmitting unit 3031 and reflected by an object, of the signal transmitted by the signal transmitting unit 3031.
The mainboard 301 controls the distance sensor module 303 through the driving module 302, thereby realizing the function of measuring the distance. In the control process, the main board 301 generates a control signal, the control signal is sent to the distance sensor module 303 through the driving module 302, and the distance sensor module 303 responds according to the control signal sent by the main board 301. At this time, the signal transmitting unit 3031 transmits a signal, and the signal reaches the signal receiving unit 3032 after reaching the object and being reflected, and is received by the signal receiving unit 3032. The distance sensor module 303 obtains the time when the signal transmitting unit 3031 transmits a signal, that is, the signal transmitting time, and obtains the time when the signal receiving unit 3032 receives a reflected signal, that is, the signal receiving time, and uploads the signal transmitting time and the signal receiving time to the driving module 302, and the driving module 302 then uploads the signal to the main board 301, and the main board 301 calculates the time interval between the signal transmitting time and the signal receiving time, calculates the distance between the electronic device and the object according to the time interval, and performs corresponding operations based on the distance.
For example, in a scene of taking a picture, the electronic device obtains a distance between the electronic device and a shooting object through the main board 301, the driving module 302 and the distance sensor module 303, and the focal length of the camera can be adjusted according to the distance, so that the adjusted focal length is matched with the distance, and a clear picture is shot.
Or in a face recognition scene, the electronic device obtains the distance between the electronic device and the shooting object through the main board 301, the driving module 302 and the distance sensor module 303, and according to the distance, the current user can be prompted to move forward and backward to adjust the distance between the electronic device and the current user, so that whether the current user is a living user is detected.
The signal transmitting unit 3031 may be a light emitting diode, and one or more types of optical signals, such as an infrared optical signal, may be transmitted by using the light emitting diode.
In the embodiment of the present disclosure, the main board 301 and the driving module 302 are located at the back of the display screen 301, the distance sensor module 303 is located above the display screen 301, the driving module 302 is connected with the distance sensor module 303 through the flexible conductive material 305, and the driving module 302 and the distance sensor module 303 located at different positions of the display screen 301 can be connected by using the characteristic that the flexible conductive material 305 can be bent. The flexible conductive material 305 may be an FPC (flexible printed Circuit).
Because the signal transmitting unit 3031 and the signal receiving unit 3032 are packaged in the distance sensor module 303, and the driving module 302 is arranged outside the distance sensor module 303 and at the back of the display screen 301, the size of the distance sensor module above the display screen can be reduced on the basis of ensuring the original performance of the distance sensor module.
The electronic equipment provided by the embodiment of the disclosure comprises a mainboard, a driving module, a distance sensor module and a display screen, wherein the mainboard and the driving module are positioned at the back of the display screen, and the distance sensor module is positioned above the display screen; the mainboard is connected with drive module, and drive module passes through flexible conducting material and is connected with the distance sensor module, and the mainboard passes through drive module and controls the distance sensor module. Utilize the characteristic that flexible conducting material can buckle, both guaranteed that electronic equipment's performance is not influenced, can also reduce the volume that is located the distance sensor module of display screen top, enlarged the space of display screen top, improved the utilization ratio in space above the display screen.
Correspondingly, in the space of saving for the display screen top at the distance sensor module, can set up other parts, expand electronic equipment's other functions, perhaps also can increase display screen's size, improve electronic equipment's screen and account for the ratio, realize the full screen.
In one possible implementation manner, referring to fig. 5, the electronic device includes a processor 3011, the processor 3011 and the driving module 302 are disposed on the motherboard 301, and the processor 3011 and the driving module 302 are connected through an Inter-integrated circuit (IIC) bus.
When the distance between the electronic device and a nearby object needs to be measured, the processor 3011 generates a control signal, the control signal is sent to the distance sensor module 303 through the driving module 302, the distance sensor module 303 sends a signal through the signal sending unit 3031 and receives a reflected signal through the signal receiving unit 3032, the signal sending time and the signal receiving time are sent to the driving module 302, the driving module 302 sends the signal sending time and the signal receiving time to the processor 3011, and the processor 3011 determines the distance between the electronic device and the object according to a time interval between the signal sending time and the signal receiving time.
The driving module 302 may be soldered on the motherboard 301 or disposed on the motherboard 301 in other manners, and is connected to the processor 3011 on the motherboard 301.
According to the electronic equipment provided by the embodiment of the disclosure, the driving module is controlled through the processor, and the processing and calculation are carried out, so that the distance between the electronic equipment and an object is obtained, and the intelligence level of the electronic equipment is improved.
Fig. 6 is a side view of an electronic device according to an exemplary embodiment, and fig. 7 is a schematic structural diagram of an electronic device according to an exemplary embodiment, which includes a main board 601, a distance sensor module 602, a display screen 603, and a back case 604, referring to fig. 6 and 7.
In the disclosed embodiment, the distance sensor module 602 includes a first front module 6021, a second front module 6022, and a driving module 6023, where the first front module 6021 is located above the display screen 603 and the second front module 6022 is located on the back housing 604. The first front-end module 6021 includes a first signal transmitting unit 60211 and a first signal receiving unit 60212, and the second front-end module 6022 includes a second signal transmitting unit 60221 and a second signal receiving unit 60222.
The first signal emitting unit 60211 is configured to emit a signal, and the first signal receiving unit 60212 is configured to receive a signal that is emitted by the first signal emitting unit 60211 and reflected by an object; the second signal transmitting unit 60221 is used to transmit a signal, and the second signal receiving unit 60222 is used to receive a signal after the signal transmitted by the second signal transmitting unit 60221 is reflected by an object.
Among them, the first signal emitting unit 60211 and the second signal emitting unit 60221 may be light emitting diodes through which one or more types of light signals may be emitted.
The main board 601 is connected to the driving module 6023, and the driving module 6023 is connected to the first front-end module 6021 and the second front-end module 6022, respectively, so that the function of measuring the distance can be realized by the first front-end module 6021 or the second front-end module 6022.
The main board 601 controls the first front end module 6021 and the second front end module 6022 through the driving module 6023, thereby implementing a function of measuring a distance. In the control process, the main board 601 generates a control signal, the control signal is sent to the first front-end module 6021 or the second front-end module 6022 through the driving module 6023, and the first front-end module 6021 or the second front-end module 6022 responds according to the control signal sent by the main board 601.
When receiving the control signal sent by the main board 601, the first signal transmitting unit 60211 transmits a signal, and the signal reaches an object in front of the electronic device, then reaches the first signal receiving unit 60212 through reflection, and is received by the first signal receiving unit 60212. The first front-end module 6021 obtains the time when the first signal transmitting unit 60211 transmits a signal, that is, the first signal transmitting time, and obtains the time when the first signal receiving unit 60212 receives a reflected signal, that is, the first signal receiving time, and uploads the first signal transmitting time and the first signal receiving time to the driving module 6023, and the driving module 6023 then uploads the first signal transmitting time and the first signal receiving time to the main board 601, and the main board 601 calculates the time interval between the first signal transmitting time and the first signal receiving time, and calculates the distance between the electronic device and the object according to the time interval, and performs corresponding operations based on the distance.
When receiving the control signal sent by the main board 601, the second signal transmitting unit 60221 transmits the signal, and the signal reaches the object behind the electronic device, then reaches the second signal receiving unit 60222 through reflection, and is received by the second signal receiving unit 60222. The second front-end module 6022 acquires the time when the second signal transmitting unit 60221 transmits the signal, that is, the second signal transmitting time, and acquires the time when the second signal receiving unit 60222 receives the reflected signal, that is, the second signal receiving time, uploads the second signal transmitting time and the second signal receiving time to the driving module 6023, the driving module 6023 then uploads the second signal transmitting time and the second signal receiving time to the main board 601, calculates the time interval between the second signal transmitting time and the second signal receiving time by the main board 601, calculates the distance between the electronic device and the object according to the time interval, and performs corresponding operation based on the distance.
In the related art, the electronic device may be configured with two distance sensor modules, each distance sensor module includes a driving module and a front end module, one distance sensor module is located above the display screen for measuring a distance between the electronic device and a front object, and the other distance sensor module is located on the back shell for measuring a distance between the electronic device and a rear object.
The electronic equipment provided by the embodiment of the disclosure, drive module is connected with first front end module and second front end module respectively in the distance sensor module, two front end modules are controlled through one drive module, first front end module is located the top of display screen, second front end module is located back casing, can enough measure the distance between electronic equipment and the place ahead object or rear object, and the volume of drive module has been saved, the volume of distance sensor module has been reduced greatly, avoid occupying too much space of electronic equipment, and space utilization is improved.
In one possible implementation, referring to fig. 8, the driving module 6023 comprises a first set of registers 60231, a second set of registers 60232, and a signal processing unit 60233. The main board 601 is connected to the signal processing unit 60233, and the signal processing unit 60233 is connected to the first front end module 60231 and the second front end module 60232 through a flexible conductive substance, respectively.
Wherein, the first set of registers 60231 and the second set of registers 60232 are connected to the signal processing unit 60233, and the signal processing unit 60233 is configured to store the signal transmission time and the signal reception time of the first front-end module 6021 in the first set of registers 60231, and also to store the signal transmission time and the signal reception time of the second front-end module 6022 in the second set of registers 60232.
In one possible implementation, the Signal Processing unit 60233 may include an ADC (Analog-to-Digital Converter) for converting Analog signals and Digital signals, a DSP (Digital Signal Processing) for Processing Digital signals, and other control modules and power supply components, which cooperate with the first set of registers 60231 and the second set of registers 60232 to control the first front-end module 60231 and the second front-end module 60232.
The signal processing units in the two driving modules are combined into one group of signal processing units, the two groups of registers share one group of signal processing units to form one driving module, and the first front-end module and the second front-end module are controlled by one driving module. Because the volume of register is less, and signal processing unit's volume is great, through the mode of a set of signal processing unit of two sets of registers sharing, not only can guarantee that drive sensor module normal work, reduced the volume of distance sensor module moreover greatly, saved the space that occupies.
In one possible implementation, referring to fig. 9, the electronic device includes a processor 6011, the processor 6011 is disposed on the motherboard 601, and the processor 6011 and the driving module 6023 are connected through the IIC.
When it is desired to measure the distance between the electronic device and a nearby object, the processor 6011 generates a control signal that is sent to the first front end module 60231 or the second front end module 60232 via the drive module 6023.
The first front-end module 60231 transmits a signal through the first signal transmitting unit 60211 and receives the reflected signal through the first signal receiving unit 60212, transmits the first signal transmitting time and the first signal receiving time to the driving module 6023, the driving module 6023 further transmits the first signal transmitting time and the first signal receiving time to the processor 6011, and the processor 6011 determines the distance between the electronic device and the object in front according to the time interval between the first signal transmitting time and the first signal receiving time.
The second front-end module 60232 transmits a signal through the second signal transmitting unit 60221 and receives the reflected signal through the second signal receiving unit 60222, transmits the second signal transmission time and the second signal receiving time to the driving module 6023, the driving module 6023 transmits the second signal transmission time and the second signal receiving time to the processor 6011, and the processor 6011 determines the distance between the electronic device and the rear object according to the time interval between the second signal transmission time and the second signal receiving time.
In a possible implementation, fig. 10 is a side view of an electronic device according to an exemplary embodiment, referring to fig. 10, a camera is further disposed on the back housing 604, the second front module 6022 is located above the camera, and the driving module 6023 and the second front module 6022 cooperate with the camera located on the back housing 604 to measure a distance between the electronic device and a rear object during shooting with the camera, so as to implement a focus adjusting function or other functions.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (8)
1. An electronic device, characterized in that the electronic device comprises: the distance sensor comprises a main board, a driving module, a distance sensor module and a display screen, wherein the main board and the driving module are positioned at the back of the display screen, and the distance sensor module is positioned above the display screen;
the distance sensor module comprises a signal transmitting unit and a signal receiving unit, wherein the signal transmitting unit is used for transmitting signals, and the signal receiving unit is used for receiving signals transmitted by the signal transmitting unit after the signals are reflected by an object;
the mainboard is connected with the driving module, the driving module is connected with the distance sensor module through a flexible conductive substance, and the mainboard controls the distance sensor module through the driving module.
2. The electronic device of claim 1, wherein the electronic device comprises a processor, and the processor and the driving module are disposed on the motherboard, and the processor and the driving module are connected via an integrated circuit bus IIC.
3. The electronic device of claim 2, wherein the driver module is soldered to the motherboard.
4. The electronic device of claim 1, wherein the flexible conductive substance is a flexible circuit board.
5. An electronic device, characterized in that the electronic device comprises: the device comprises a main board, a distance sensor module, a display screen and a back shell;
the distance sensor module comprises a first front-end module, a second front-end module and a driving module;
the first front-end module comprises a first signal transmitting unit and a first signal receiving unit, wherein the first signal transmitting unit is used for transmitting signals, and the first signal receiving unit is used for receiving signals transmitted by the first signal transmitting unit after the signals are reflected by an object;
the second front-end module comprises a second signal transmitting unit and a second signal receiving unit, the second signal transmitting unit is used for transmitting signals, and the second signal receiving unit is used for receiving signals transmitted by the second signal transmitting unit after the signals are reflected by an object;
the first front end module is positioned above the display screen, and the second front end module is positioned on the back shell;
the mainboard is connected with the driving module, the driving module is respectively connected with the first front end module and the second front end module, and the mainboard controls the first front end module or the second front end module through the driving module.
6. The electronic device of claim 5, wherein the driving module comprises a first set of registers, a second set of registers, and a signal processing unit;
the main board is connected with the signal processing unit, and the signal processing unit is respectively connected with the first front-end module and the second front-end module through the flexible conductive substance;
the first group of registers and the second group of registers are connected with the signal processing unit, and the signal processing unit is used for storing the signal transmitting time and the signal receiving time of the first front-end module in the first group of registers and storing the signal transmitting time and the signal receiving time of the second front-end module in the second group of registers.
7. The electronic device of claim 5, wherein the motherboard is configured with a processor, and the processor is connected to the driving module via an integrated circuit bus IIC.
8. The electronic device of claim 5, wherein a camera is further disposed on the back shell, and the second front end module is located above the camera.
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| CN201811558635.8A CN111337916A (en) | 2018-12-19 | 2018-12-19 | Electronic device |
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| CN201811558635.8A CN111337916A (en) | 2018-12-19 | 2018-12-19 | Electronic device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114999323A (en) * | 2022-06-15 | 2022-09-02 | 深圳英众世纪智能科技有限公司 | Backlight driving circuit layout and terminal equipment |
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