CN107277199A - The antenna module and electronic equipment of a kind of electronic equipment - Google Patents
The antenna module and electronic equipment of a kind of electronic equipment Download PDFInfo
- Publication number
- CN107277199A CN107277199A CN201710522814.5A CN201710522814A CN107277199A CN 107277199 A CN107277199 A CN 107277199A CN 201710522814 A CN201710522814 A CN 201710522814A CN 107277199 A CN107277199 A CN 107277199A
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- CN
- China
- Prior art keywords
- antenna
- electronic equipment
- controller
- antenna element
- distance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2258—Supports; Mounting means by structural association with other equipment or articles used with computer equipment
- H01Q1/2266—Supports; Mounting means by structural association with other equipment or articles used with computer equipment disposed inside the computer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
Abstract
The invention discloses the antenna module of a kind of electronic equipment and electronic equipment, the antenna module includes controller, inductor and multiple antenna elements, and the antenna element is separately positioned on the diverse location of the electronic equipment;The inductor is electrically connected with the controller, and the inductor configurations are the distance of reaction between measurement object and the antenna element, and the distance of reaction is sent to the controller;The controller is electrically connected with the antenna element, and the controller is configured to adjust the transmission power of the antenna element respectively according to the distance of reaction, so that the overall transmission power of the antenna module meets preset range.The antenna module can be in the case where meeting standards for safe use, according to user and the actual range of antenna element, the dynamic transmission power for adjusting each antenna element respectively so that adjust the transmission power of antenna module on the whole, it is ensured that the radio communication quality of electronic equipment.
Description
Technical field
The present invention relates to the field of antenna of electronic equipment, the antenna module and electronics of more particularly to a kind of electronic equipment are set
It is standby.
Background technology
During the electronic device designs such as mobile terminal, due to by special contribution ratios SAR (Specific
Absorption Rate, weigh the measurement unit that is absorbed by body of radio-wave radiation energy) limitation, user using
Suffered electromagnetic radiation is strictly limited during electronic equipment, therefore to the Antenna Design of the electronic equipments such as mobile terminal
It is very harsh, especially for frivolous miniaturization mobile terminal, reserved enough antennas and people can not be ensured on Antenna Design
The safe distance of body, or in order to ensure to cause radio transmitted power relatively low with safe distance, the electricity such as influence mobile terminal
The wireless performance of sub- equipment.
The content of the invention
The purpose of the embodiment of the present invention is the antenna module and electronic equipment for providing a kind of electronic equipment, the antenna module
Can be in the case where meeting standards for safe use, the transmission power of dynamic adjustment antenna module, it is ensured that electronic equipment it is logical
Believe quality.
In order to solve the above-mentioned technical problem, embodiments of the invention employ following technical scheme:A kind of electronic equipment
Antenna module, including controller, inductor and multiple antenna elements,
The antenna element is separately positioned on the diverse location of the electronic equipment;
The inductor is electrically connected with the controller, and the inductor configurations is between measurement object and the antenna elements
Distance of reaction, and the distance of reaction is sent to the controller;
The controller is electrically connected with the antenna element, and the controller is configured to be adjusted respectively according to the distance of reaction
The transmission power of the antenna element is saved, so that the overall transmission power of the antenna module meets preset range.
Preferably, the antenna module includes two antenna elements, two antenna elements are separately positioned on
On orthogonal two shell sides of the electronic equipment.
Preferably, the distance between multiple described antenna elements being arranged on the diverse location of the electronic equipment are accorded with
Close preset range.
Preferably, the antenna element is to that should have multiple signal amplifiers for unlike signal standard, the signal
Amplifier is connected by corresponding change-over switch with the antenna.
Preferably, the inductor is further configured to dynamically sense between the object and the antenna element
Distance of reaction, and current distance of reaction is sent to the controller with prefixed time interval.
Preferably, the controller is further configured to reduce the transmitting of the antenna element of the object proximity
Power, and accordingly increase the transmission power of the antenna element without the object proximity.
Preferably, the antenna module also include calculator, the calculator respectively with the inductor and controller
Electrical connection, the induced signal that the calculator is configured to be sent according to the inductor calculates corresponding distance of reaction, and by institute
Distance of reaction is stated to send to the controller.
Preferably, the inductor is range sensor or infrared sensor.
The embodiment of the present invention additionally provides a kind of electronic equipment, including body, in addition to antenna module as described above, institute
Antenna module is stated to set on the body, so that the electronic equipment is communicated.
The beneficial effect of the embodiment of the present invention is:The antenna module can in the case where meeting standards for safe use,
According to user and the actual range of antenna element, the transmission power of each antenna element is dynamically adjusted respectively so as on the whole
Adjust the transmission power of antenna module, it is ensured that the radio communication quality of electronic equipment.
Brief description of the drawings
Fig. 1 installs schematic diagram when on an electronic device for the antenna module of the embodiment of the present invention;
Fig. 2 is the antenna module structured flowchart of the embodiment of the present invention;
Fig. 3 is a working situation figure of the antenna module of the embodiment of the present invention.
Description of reference numerals
1- electronic equipment 2- antenna element 3- inductors
4- controller 5- signal amplifier 6- signal standards
Embodiment
The various schemes and feature of the present invention are described herein with reference to accompanying drawing.
It should be understood that various modifications can be made to the embodiment invented herein.Therefore, description above should not be regarded
To limit, and only as the example of embodiment.Those skilled in the art will expect within the scope and spirit of
Other modifications.
Comprising in the description and constituting the accompanying drawing of a part of specification and show embodiments of the invention, and with it is upper
Substantially description and the detailed description given below to embodiment to the present invention that face is provided are used to explain the present invention together
Principle.
It is of the invention by description with reference to the accompanying drawings to the preferred form of the embodiment that is given as non-limiting examples
These and other characteristic will become apparent.
It is also understood that although with reference to some instantiations, invention has been described, people in the art
Member realize with can determine the present invention many other equivalents, they have feature as claimed in claim and therefore all
In the protection domain limited whereby.
When read in conjunction with the accompanying drawings, in view of described further below, in terms of above and other of the invention, feature and advantage will become
It is more readily apparent.
The specific embodiment of the present invention is described hereinafter with reference to accompanying drawing;It will be appreciated, however, that the embodiment invented is only
The example of the present invention, it can be implemented using various ways.The function and structure known and/or repeated is not described in detail to avoid
Unnecessary or unnecessary details make it that the present invention is smudgy.Therefore, the specific structural and feature invented herein is thin
Section is not intended to restrictions, but as just the basis of claim and representative basis for instruct those skilled in the art with
Substantially any appropriate detailed construction is diversely using the present invention.
This specification can be used phrase " in one embodiment ", " in another embodiment ", " in another embodiment
In " or " in other embodiments ", it may refer to according to one or more of identical or different embodiment of the present invention.
The antenna module of a kind of electronic equipment 1 of the embodiment of the present invention, be particular enable to apply user can with it is hand-held just
Take formula electronic equipment 1 (such as tablet personal computer), the antenna module can meet SAR (Specific Absorption Rate,
Special contribution ratios, weigh the measurement unit that is absorbed by human body of radio-wave radiation energy) antenna is reduced in the case of specification
Design difficulty, save space and ensure the performance of antenna, the antenna module includes controller 4, inductor 3 and multiple antenna lists
Member 2.
As shown in figure 1, antenna element 2 is separately positioned on the diverse location of electronic equipment 1.Antenna element 2 can be used
The antenna forms such as PIFA, IFA, SLOT or LOOP.The shape of antenna element 2 can be strip, column, a variety of shapes such as different form
Shape, specific configuration the need for electronic equipment 1 being directed to.There is a certain distance so that mutually between multiple antenna elements 2
Between influence smaller and outside object all antenna elements 2 can not all be had influence on or to a certain extent
Have influence on.For example, being separately positioned in the two adjacent sides of electronic equipment 1, the root when user carries out hand-held to electronic equipment 1
All antenna elements 2 can't all be covered in hand according to use habit.Such as usual user's meeting in hand-hold electronic equipments 1
Both hands are held in the two relative sides of electronic equipment 1 respectively, without hand is carried out to the antenna element 2 in other sides
Block.Can occur mutual effect between antenna element 2 and hand when the hand of user is covered to antenna element 2, such as user's
Hand have impact on the signal of antenna transmitting, or the electromagnetic wave opponent of antenna transmitting has carried out radiation etc..Certainly, set using electronics
Simultaneously the body of non-user must be contacted with electronic equipment 1 when standby 1, electronic equipment 1 can also be entered in a certain distance
Row operation, but the relative position of antenna element 2 causes user can not to own in operation during operation
Antenna element 2 all have influence on or significantly have influence on.
As shown in Fig. 2 inductor 3 is electrically connected with controller 4, inductor 3 is configured between measurement object and antenna element 2
Distance of reaction, and distance of reaction is sent to controller 4.The object of measurement, which includes human body and other, can influence antenna element
2 object, according to real-time service condition, inductor 3 can select corresponding sensor or sensing element, such as be directed to people's gymnastics
Make inductor 3 during electronic equipment 1 and use human body sensing element, to sense the distance between human body and antenna element 2, so as to obtain
Which antenna element 2 is arrived by body effect, and which antenna element 2 is not affected.Due in antenna different distance
SAR have a very big difference, the decay of electromagnetic wave energy and distance square are inversely proportional, so between human body and antenna element 2
Distance increase while energy attenuation acutely, SAR value can be reduced quickly, in order to more accurately get distance of reaction simultaneously
So that accurate result can be obtained after handling distance of reaction, in one embodiment, by object and antenna element 2
Between distance of reaction multiple stages are preset as according to the length of distance, each stage can be handled as an event.
Such as human body proximity inductor 3 (P-Sensor) gathers the distance of human body proximity, and to the distance using three ranks or more the stage
Classified.
Continuing with Fig. 2, controller 4 is electrically connected with antenna element 2, and controller 4 is configured to be adjusted respectively according to distance of reaction
The transmission power of antenna element 2 is saved, so that the overall transmission power of antenna module meets preset range.Controller 4 is being adjusted respectively
It can be adjusted during the transmission power for saving antenna element 2 according to preset rules, in one embodiment, the rule can be:
Appropriate reduction and the transmission power of human body antenna element 2 closer to the distance, and the antenna element 2 is met SAR code requirements, keep away
Exempt from human body to come to harm, while the quality in order to ensure wireless signal, appropriate increase and the distant antenna element 2 of human body
Transmission power, so that the overall transmission power of antenna module meets preset range, it is ensured that the communication quality of whole electronic equipment 1.
Preferably, antenna module includes two antenna elements 2, two antenna elements 2 are separately positioned on electronic equipment 1
On orthogonal two shell sides, for example, it is separately positioned on right side and upside, or left side and downside etc. so that Yong Hu
Two all antenna elements 2 will not be blocked with hand, so as to be impacted to transmission power, be lifted in the case of
Example explanation, when electronic equipment 1 is tablet personal computer, user holds computer using both hands, it will usually with the hands hold flat board respectively
Two relative sides of computer, so that at least one antenna element 2 will not be blocked by hand so that controller 4 can be respectively to not having
The antenna element 2 being blocked and the antenna element 2 being blocked are adjusted, and such as reduce the transmitting of the antenna element 2 blocked by hand
Power, raises the transmission power for the antenna element 2 not blocked by hand, the premise of SAR code requirements is met in the electronic equipment 1
The quality of the lower wireless signal for ensureing that electronic equipment 1 is overall.
In one embodiment of the invention, it is arranged between multiple antenna elements 2 on the diverse location of electronic equipment 1
Distance meet preset range.The preset range can be carried out according to the actual conditions of electronic equipment 1 or required transmission power
Adjust, the distance between antenna element 2 meets preset range and ensures to be affected between antenna element 2, and if one
Object distance electronic equipment 1 will not have influence on the wireless signal of all antenna elements 2 simultaneously when nearer.
In one embodiment of the invention, as shown in figure 3,2 pairs of antenna element should have multiple for unlike signal standard 6
Signal amplifier 5 (PA), signal amplifier 5 is connected by corresponding change-over switch with antenna.Signal amplifier 5 is to utilize tool
There is the electronic circuit of enlarging function, by the signal enhanced processing such as faint curtage, be converted into required signal.In day
It can be launched during line 2 transmission of electromagnetic signals of unit according to the agreement with receiving terminal with one or more signal standards 6, for example
Launch 2.4GHZ signals and/or 5GHZ signals, so that receiving terminal is received by above-mentioned signal.In one embodiment, often
Individual antenna element 2 can be to that should have multiple signal amplifiers 5, and each signal amplifier 5 can be to that should have corresponding signal standards
6.For example for above-mentioned example, electronic equipment 1 has two antenna elements 2,2 pairs of each antenna element with have two it is different
Signal amplifier 5, each 5 pairs of signal amplifier should have 2.4GHZ signals or 5GHZ signals.The structural relation can avoid multiple
The confusion caused during 2 transmission signal of antenna element, it is ensured that the overall communication quality of electronic equipment 1.
In one embodiment of the invention, inductor 3 be further configured to dynamic sense object and antenna element 2 it
Between distance of reaction, and current distance of reaction is sent to controller 4 with prefixed time interval.Specifically, user is using
Be not usually a posture constant use during electronic equipments 1 such as tablet personal computer, but occupation mode can be converted so that human body away from
It is near when remote during from electronic equipments 1 such as tablet personal computers, distance of reaction is obtained in order to more accurate, so that controller 4 is accurate
The power output of each antenna element 2 is calculated, in one embodiment, inductor 3 can dynamically sense object and antenna
Distance of reaction between unit 2, to adapt to user human body and distance between it when using the electronic equipment 1 such as tablet personal computer
Change, current distance of reaction can be sent to controller 4 with prefixed time interval by getting after the distance of reaction so that control
Device 4 can adjust the corresponding transmission power of each antenna element 2 according to current distance of reaction in a short time so that in short-term
In just can when the electronic equipment 1 meet SAR code requirements, and ensure the quality of the overall wireless signal of electronic equipment 1.
Preferably, controller 4 is further configured to reduce the transmission power of the antenna element 2 of object proximity, and phase
The transmission power for antenna element 2 of the increase without object proximity answered.Have object proximity refer to close to antenna element 2 human body or
Other objects can be influenceed by the electromagnetic wave of the transmitting of antenna element 2, so that electronic equipment 1 does not meet SAR code requirements, it is right
This controller 4 can will reduce the transmission power for the antenna element 2 for having object proximity, to avoid human body or other objects can be by day
The electromagnetic wave of the transmitting of line unit 2 is influenceed, and the transmission power of the antenna element 2 is met SAR code requirements.Relatively
For, will due to itself necessarily meeting SAR specifications for being not close to the antenna element 2 of human body or other object proximities
Ask, therefore the transmission power of controller 4 can be suitably the increase antenna element 2 so that the overall wireless communication of antenna element 2
Number quality has ensured.For example, setting two antenna elements 2 respectively in the two adjacent sides of other electronic equipment 1, it is
The antenna element 2 of first antenna unit 2 and second, when user carries out hand-held to electronic equipment 1 according to use habit and can be by
One antenna element 2 is covered in hand, without blocking hand to the second antenna element 2 in other sides simultaneously, this
When controller 4 can suitably reduce the transmission power of first antenna unit 2, and suitably increase the transmitting of the second antenna element 2
Power so that ensure the quality of the overall wireless signal of electronic equipment 1 on the premise of electronic equipment 1 meets SAR code requirements.
In one embodiment of the invention, antenna module also include calculator, calculator respectively with inductor 3 and control
Device 4 is electrically connected, and the induced signal that calculator is configured to be sent according to inductor 3 calculates corresponding distance of reaction, and will sensing away from
From transmission to controller 4.The computer has corresponding circuit, and distance of reaction can be calculated in the short period of time so that
Controller 4 can be quickly to antenna element 2 transmission power be adjusted, in one embodiment, controller 4 can have
The mapping relations between distance of reaction and transmission power are contained in default mapping table, the default mapping table, controller 4 can root
Transmission power is adjusted according to the mapping table, furthermore, it is understood that distance of reaction can be set to multiple stages, such as 0 li
Rice, 0-5 centimetres, 5 centimetres -10 centimetres etc., controller 4 can be according to the distance of reaction in different each stages to transmitting work(
Rate is adjusted, rather than corresponding reaction is made to each distance of reaction (otherwise treating capacity can be very big).
Preferably, inductor 3 is range sensor or infrared sensor.Range sensor utilizes time-of-flight method
Principle carrys out a kind of sensor with the distance of detection object, and time-of-flight method is by launching especially short and measuring this light arteries and veins
The distance between rush from time for being reflected by the object is transmitted into, calculated by surveying time interval with object, measurement is accurate.
Infra-red sensing system is, with the measuring system that infrared ray is medium, can to sense and measure human body or the position of object.
The embodiment of the present invention additionally provides a kind of electronic equipment 1, including body, in addition to antenna module as described above,
Antenna module is arranged on body, so that electronic equipment 1 is communicated.Body refers to the critical piece of electronic equipment 1, determines
The main performance of electronic equipment 1.The electronic equipment 1 with antenna module can be protected on the premise of SAR code requirements are met
Demonstrate,prove the quality of the overall wireless signal of electronic equipment 1.
Above example is only the exemplary embodiment of the present invention, is not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can make respectively in the essence and protection domain of the present invention to the present invention
Modification or equivalent substitution are planted, this modification or equivalent substitution also should be regarded as being within the scope of the present invention.
Claims (9)
1. the antenna module of a kind of electronic equipment, including controller, inductor and multiple antenna elements,
The antenna element is separately positioned on the diverse location of the electronic equipment;
The inductor is electrically connected with the controller, and the inductor configurations are the sensing between measurement object and the antenna element
Distance, and the distance of reaction is sent to the controller;
The controller is electrically connected with the antenna element, and the controller is configured to adjust institute respectively according to the distance of reaction
The transmission power of antenna element is stated, so that the overall transmission power of the antenna module meets preset range.
2. antenna module according to claim 1, the antenna module includes two antenna elements, two days
Line unit is separately positioned on orthogonal two shell sides of the electronic equipment.
3. antenna module according to claim 1, is arranged on multiple days on the diverse location of the electronic equipment
The distance between line unit meets preset range.
4. antenna module according to claim 1, the antenna element is to that should have multiple letters for unlike signal standard
Number amplifier, the signal amplifier is connected by corresponding change-over switch with the antenna.
5. antenna module according to claim 1, the inductor be further configured to dynamically to sense the object with
Distance of reaction between the antenna element, and current distance of reaction is sent to the controller with prefixed time interval.
6. antenna module according to claim 1, the controller is further configured to reduce the object proximity
The transmission power of the antenna element, and accordingly increase the transmission power of the antenna element without the object proximity.
7. antenna module according to claim 1, the antenna module also includes calculator, the calculator respectively with institute
Inductor and controller electrical connection are stated, the induced signal that the calculator is configured to send according to the inductor calculates corresponding
Distance of reaction, and the distance of reaction is sent to the controller.
8. antenna module according to claim 1, the inductor is range sensor or infrared sensor.
9. a kind of electronic equipment, including body, in addition to the antenna module as described in claim 1 to 8 any one, the day
Line component is set on the body, so that the electronic equipment is communicated.
Priority Applications (1)
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CN201710522814.5A CN107277199A (en) | 2017-06-30 | 2017-06-30 | The antenna module and electronic equipment of a kind of electronic equipment |
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CN201710522814.5A CN107277199A (en) | 2017-06-30 | 2017-06-30 | The antenna module and electronic equipment of a kind of electronic equipment |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107830794A (en) * | 2017-10-27 | 2018-03-23 | 北京小米移动软件有限公司 | Range sensor and electronic equipment |
CN112104398A (en) * | 2019-06-18 | 2020-12-18 | 北京小米移动软件有限公司 | Antenna control method and device and electronic equipment |
CN112600583A (en) * | 2020-12-16 | 2021-04-02 | 维沃移动通信有限公司 | Antenna control method, control device, user equipment and readable storage medium |
CN112740769A (en) * | 2018-09-28 | 2021-04-30 | 苹果公司 | Granular adjustment of antenna power in multi-radio systems |
CN112886978A (en) * | 2021-01-28 | 2021-06-01 | 维沃移动通信有限公司 | Radio frequency circuit, electronic device and control method |
CN112968275A (en) * | 2021-02-03 | 2021-06-15 | 维沃移动通信有限公司 | Electronic device |
CN113826423A (en) * | 2019-08-09 | 2021-12-21 | 华为技术有限公司 | Data transmission method and device |
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CN102089989A (en) * | 2008-06-05 | 2011-06-08 | 苹果公司 | Electronic device with proximity-based radio power control |
CN102386950A (en) * | 2010-09-06 | 2012-03-21 | 宏碁股份有限公司 | Portable electronic device and antenna switching method |
CN202696198U (en) * | 2012-06-01 | 2013-01-23 | 麦华彬 | Standby power supply with communication function |
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EP1667082A1 (en) * | 2003-09-11 | 2006-06-07 | Mitsubishi Materials Corporation | Radio module, radio temperature sensor, radio interface device, and radio sensor system |
CN102089989A (en) * | 2008-06-05 | 2011-06-08 | 苹果公司 | Electronic device with proximity-based radio power control |
CN102386950A (en) * | 2010-09-06 | 2012-03-21 | 宏碁股份有限公司 | Portable electronic device and antenna switching method |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107830794A (en) * | 2017-10-27 | 2018-03-23 | 北京小米移动软件有限公司 | Range sensor and electronic equipment |
CN107830794B (en) * | 2017-10-27 | 2020-03-17 | 北京小米移动软件有限公司 | Distance sensor and electronic device |
CN112740769A (en) * | 2018-09-28 | 2021-04-30 | 苹果公司 | Granular adjustment of antenna power in multi-radio systems |
CN112104398A (en) * | 2019-06-18 | 2020-12-18 | 北京小米移动软件有限公司 | Antenna control method and device and electronic equipment |
CN113826423A (en) * | 2019-08-09 | 2021-12-21 | 华为技术有限公司 | Data transmission method and device |
CN112600583A (en) * | 2020-12-16 | 2021-04-02 | 维沃移动通信有限公司 | Antenna control method, control device, user equipment and readable storage medium |
CN112886978A (en) * | 2021-01-28 | 2021-06-01 | 维沃移动通信有限公司 | Radio frequency circuit, electronic device and control method |
CN112886978B (en) * | 2021-01-28 | 2022-06-24 | 维沃移动通信有限公司 | Radio frequency circuit, electronic device and control method |
CN112968275A (en) * | 2021-02-03 | 2021-06-15 | 维沃移动通信有限公司 | Electronic device |
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Application publication date: 20171020 |