CN106612125A - Device for receiving broadcast and method - Google Patents
Device for receiving broadcast and method Download PDFInfo
- Publication number
- CN106612125A CN106612125A CN201510691355.4A CN201510691355A CN106612125A CN 106612125 A CN106612125 A CN 106612125A CN 201510691355 A CN201510691355 A CN 201510691355A CN 106612125 A CN106612125 A CN 106612125A
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- China
- Prior art keywords
- unit
- antenna
- quality
- signal
- broadcast singal
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/12—Neutralising, balancing, or compensation arrangements
- H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
Abstract
The invention provides a device for receiving broadcast. In one embodiment, the device comprises multiple antennas for receiving broadcast signals, a signal evaluation unit configured to evaluate the quality of the received broadcast signals, a phase tuning unit coupled with at least one of the antennas and configured to adjust the phase difference among the multiple antennas, and a control unit configured to control the phase tuning unit to improve the quality. The device allows a user to use the existing wire of an earphone and the like to serve as an antenna for a portable multifunctional device, and the performance of the broadcast is improved through tuning the phase difference among the wires. The invention also provides a method of receiving the broadcast and a portable multifunctional device.
Description
Background technology
Traditionally, people can be connect using the equipment of all Source Musics or mobile phone etc
Radio wave is received, in order to the listening to audio on such equipment or viewing video broadcasting section
Mesh.It is common that such equipment utilization collapsible antenna so that user can be with oneself hands
The orientation and length of the antenna are adjusted dynamicly such that it is able to received with more high s/n ratio
(SNR) broadcast singal.If SNR can reach higher level, which generally means that
The quality of radio content can be modified.Because emitter is normally located remotely from specifically connecing
Device is received, antenna receives enhanced signal by pointing to certain direction, although antenna is also by finger
The signal of receiving attenuation to some other direction.
Increasing content is passed on high frequency band, and high frequency band such as scope is from 65 to 108MHz
DTV (DTV) from 400 to 800MHz of frequency modulation (FM) signal and scope
Signal.Due to being inversely proportional to the increase of frequency to the demand of antenna length, for receiving FM
Or the size ratio of the antenna of DTV signals be used for receiving amplitude modulation (AM) signal antenna it is little
It is many.Therefore, the antenna for modern mobile devices can be by its aerial integration within housing
Or as a part for housing.However, existing equipment does not allow for user adjusts antenna
Direction or length so that performance is difficult to improve.
The content of the invention
According to the embodiment of theme described herein, there is provided a kind of setting for reception broadcast
It is standby.Equipment includes for receiving multiple antennas of broadcast singal, is configured to evaluate the broadcast
The signal evaluation unit of the quality of signal, and the planet phasing with the coupling of at least one antenna
Unit.The equipment also include control unit, its be configured to control planet phasing unit so as to
In improvement quality.By using at least two antennas, the phase contrast between antenna can be had
Meaning ground adjusts and with the quality or SNR of testing received signal during the regulation of phase contrast is
No enhanced or reduction.Phase settings can be then set to maximize the one of signal quality
Individual setting.By adjusting phase contrast, electrical characteristic is adjusted, just as the equivalent of antenna
Length is also changed the same.In this way, the performance of antenna is controllable.Also to corresponding
Method and the portable multifunctional equipment including the equipment are described.
Present invention is provided for the selection for introducing concept in simplified form, its with
Under specific embodiment in could be made that further description.Present invention is not intended as knowing
Not Yao Qiubaohu theme pipe fitting feature or core feature, which is also not intended as being used to
Limit the scope of claimed theme.
Description of the drawings
Fig. 1 illustrates a kind of broadcasting for receiving for the embodiment according to theme described herein
Equipment schematic diagram；
Fig. 2 illustrates broadcasting for receiving for another embodiment according to theme described herein
Equipment schematic diagram；
Fig. 3 illustrates broadcasting for receiving for another embodiment according to theme described herein
Equipment schematic diagram；
Fig. 4 illustrate that if signal received under different antenna configurations as frequency
The experimental result of the sensitivity of function；And
Fig. 5 illustrates the side of the reception broadcast of the various embodiments according to theme described herein
The flow chart of method.
Specific embodiment
Theme described herein is discussed referring now to several example embodiments.These
Embodiment is merely for the mesh for causing those skilled in the art to more fully understand theme described herein
And discuss, rather than the scope to this theme makes any restriction.
Term " including " and its variant are considered as open term, it means that " bag
Include but be not limited to ".Term "or" is considered as "and/or", unless the context otherwise
Clearly state.Term "based" is considered as " being at least partially based on ".Term " one
Individual embodiment " and " embodiment " are considered as " at least one embodiment ".Term
" another embodiment " is considered as " at least one other embodiment ".Unless referred in addition
Fixed or restriction, term " installation ", " connection ", " support " and " coupling " and its change
Body is used broadly and including installation directly or indirectly, connection, support and coupling.
Additionally, " connection " and " coupling " is not limited to the connection or coupling of physics or machinery.
In below describing, identical reference and mark are used to be described in the multiple of Fig. 1 to 5
Identical, similar or corresponding part in view.Other clear and definite and implicit definition meetings
Comprising hereinafter.
Antenna is used to receive radio wave and carries the such of vision and/or auditory information
Signal is subsequently by equipment process in order to played.FM broadcasts widely used many decades,
And its most area in the world is by the frequency band with scope from 65 to 108MHz
Audio signal is passed in radio wave.DTV broadcast is worked in the way of broadcasting similar to FM,
But frequency band falls within the scope of about 400 to 800MHz.FM and DTV broadcast is right
It is the scheme of par for mobile device, because user need not be paid by operators
Data flow expense.However, the quality of the broadcast singal for being received depends on a number of factors,
Such as place (distance from receptor to emitter), orientation and other antenna performances.
In many cases, the signal intensity that received by equipment is simultaneously unsatisfactory, therefore is produced
The quality of raw reproduction FM or DTV contents is compromised.
Phased array is the array of antenna, is input into the relative phase of the corresponding signal of antenna wherein
Position is reinforced with the Net long wave radiation pattern of array in a desired direction and in undesirable direction
Go up repressed mode and be set.With the antenna using phased array, antenna can be passed through
The intensity of the signal for receiving is adjusted intentionally.As a result, the performance of broadcast reception can be with
It is modified in principle.
For mobile phone, arrange within phone for receiving broadcast singal via earphone
Module is possible.Earphone have be connected at one end transducer and the other end be connected
To the electric wire of plug.Electric wire can include being encapsulated in the multiple electric wires within insulation tube.Example
Such as, electric wire is included for carrying the first electric wire of left channel signals, for carrying R channel letter
Number the second electric wire, the 3rd electric wire for carrying microphone channels signal and as reference
4th electric wire of ground connection.The earpiece holes being connected in response to plug on mobile phone, electric wire
Import in the module as antenna and by broadcast singal.
If earphone is used as the antenna for mobile device, the intensity of signal is generally very weak,
Especially for very weak for DTV signals.Existing equipment is not provided and solves the weakness
Effective scheme.
Fig. 1 illustrates a kind of broadcasting for receiving for the embodiment according to theme described herein
Equipment 100 schematic diagram.Equipment 100 is merely described as being for the purpose of illustration, and not
It is that the scope to theme described herein makes any restriction.Difference with different structure is real
Apply purpose and concept that example can realize theme described herein.
As illustrated, equipment 100 includes multiple antennas 110 for receiving broadcast singal.
As illustrated, planet phasing unit 130 is coupled with an antenna in series in antenna 110.
However, more than one planet phasing unit 110 is also possible.In one embodiment,
Each antenna 110 includes planet phasing unit 130.There is provided signal evaluation unit 120 to evaluate
The quality of the broadcast singal for being received.The example criterion of quality is included but is not limited to
SNR.That is, higher SNR value means better quality, and vice versa.Can replace
Dai Di, or additionally, the frequency spectrum of signal is used as the criterion of signal quality.
In following discussion, SNR will be described as an example, thus with the unit of decibel (dB)
Improvement will be used to refer to much.
In the illustrated case of fig. 1, there is provided three antennas 110.Accordingly, there are it is multiple can
(single or multiple) antenna combination of energy.For example, an antenna only in antenna 110
Can be used (enable), it is allowed to the probability of three kinds of combinations.In antenna 110 one
When a little antennas are used or enabled, remaining antenna 110 is disabled, it is meant that remaining antenna
110 are disconnected.Two antennas in antenna 110 can be used (enable), thus
Allow the probability of other three kinds of combinations.Finally, all antennas in antenna 110 are used,
A kind of extra probability of its increase.To sum up, if three antenna wholes in device 100
Used (enable), there are seven kinds of combinations.Similarly, if using four
Individual antenna, there is a possibility that 15 kinds of combinations (4+6+4+1).
The quality of received signal is made a change for every kind of probability.Because antenna 110
Various combination change overall antenna directivity or orientation, quality between various combination will
Change very big.In other words, only just be enough to realize optimal SNR with an antenna 110 sometimes,
Sometimes all of antenna 110 can bring optimal SNR.
In one embodiment, signal evaluation unit 120 measures received signal in real time
Quality, and the combination of antenna 110 is all tested, and in combination produces
The optimal quality of life.The combination can be referred to as optimum combination.When equipment 100 is switched on
The process can occur, and the process can also occur in real time during operation, because day
Line is not generally fixed in space.
Equipment 100 includes control unit 140, its couple with signal evaluation unit 120 and with
Planet phasing unit 130 is coupled.Based on the output of signal evaluation unit 120, control unit
Quality of the 140 control planet phasing units 130 for the received broadcast singal of improvement.Example
Such as, control unit 140 can control planet phasing unit 130 so that with planet phasing unit
An antenna in the antenna 110 of 130 couplings is made in terms of the phase contrast with other antennas
Change.
In one embodiment, the control of control unit 140 planet phasing unit 130 and after
Person changes phase contrast in the two directions.In other words, generally, change in one direction
Phase contrast can improve the quality evaluated by signal evaluation unit 120, and in other directions
The phase contrast of change weakens the quality.Naturally, improved quality is favourable and controls
Unit 140 can find the biggest quality by various known optimal algorithms.
Planet phasing unit 130 can be present in a variety of manners.For example, planet phasing unit
130 can be the combination of the controllable electric capacity of voltage and other parts.Variable capacitance diode can be with
An antenna in antenna 110 is couple to one end and is grounded with the other end.If applied
Different D/C voltages, the value of electric capacity will be varied so that the specific antenna and remaining day
Phase contrast between line is changed accordingly.In certain embodiments, integrated chip can be by
The phase contrast with remaining antenna for one antenna of change is provided.Realize planet phasing this
The means of sample are known, thus will not make specific explanations to which.
Because signal evaluation unit 120 is used to assess the quality as the overall signal for receiving
It is whether acceptable or has improved specific degrees, signal evaluation unit 120, control
Unit 140 and planet phasing unit 130 can form the control of such as negative feedback loop etc together
Ring processed.By adjusting planet phasing unit 130, the signal over time based upon the result evaluated
Quality gradually will be improved, and such control process can utilize such as random
Or the existing algorithm such as robust (Robust) or hereditary (Genetic) algorithm (Random)
Realized by control unit 140.
As user uses equipment 100, the top line of the equipment 100 occur at any time
Change.Therefore, in one embodiment, signal evaluation unit 120 keeps work to monitor
Whether quality significantly have dropped predefined threshold value.If have dropped predefined threshold value,
Evaluation (as previously discussed) is correspondingly made in each combination of antenna again, so as to refer to
Group allows the combination of optimal quality or optimum combination.And in one embodiment, signal
Evaluation unit 120 keeps the SNR of the various combinations of scanning.If the SNR of a scanning is higher than
Present SNR, the new configuration corresponding to higher SNR are used to replace present configuration.
So, the always dynamic SNR optimal with acquisition of system.
Fig. 2 illustrates broadcasting for receiving for another embodiment according to theme described herein
Equipment schematic diagram.In this embodiment, signal evaluation unit 120, control unit 140,
Antenna 110 and planet phasing unit 130 are similar to the embodiment illustrated by Fig. 1, therefore will
Specific explanation is not made to which.
In this example, there is provided four planet phasing units 130, and each planet phasing
Unit 130 is coupled with corresponding antenna 110.Additionally, control unit 140 and all of phase
Position tuned cell 130 is coupled in order to assume full control over to antenna 110.In this way,
Planet phasing unit 130 is carried out certainly based on the result evaluated by signal evaluation unit 120
Suitable solution can be used to for quality to maintain relatively high level.
Frequency filtering unit 150 can be provided between antenna and signal evaluation unit 120, with
It is easy to be filtered the signal for receiving carried by all of antenna 110.For all
The such as use of FM broadcast etc, frequency filtering unit 150 can include low pass filter,
So that the frequency signal for exceeding certain value (for example, 108MHz) will significantly be decayed by wave filter.
In the same manner, for the use of such as DTV broadcast etc, frequency filtering unit 150 can be wrapped
Include high pass filter so that will be filtered less than the frequency signal of certain value (for example, 400MHz)
Ripple device is significantly decayed.In one embodiment, FM signals and DTV signals can be distinguished
Process.
In one embodiment, equipment 100 can include memorizer 160, and which is configured to deposit
Storage configuration corresponding with optimum combination and phase contrast, allows SNR to exceed by the configuration quality
Predefined threshold value.Because the place of the limited quantity that user only often may be gone in its Jing uses
Equipment, rapidly calls the corresponding configuration in the previously saved place current with user have
.As a result, planet phasing process as described above significantly can be shortened.
In certain embodiments, equipment 100 can also include and leading that memorizer 160 is coupled
Boat unit 170.Navigation elements 170 are configured to the locality data of testing equipment 100, and
It is implemented as global positioning system (GPS) receptor.For example, when the user is at home,
He/her may take a moment could allow equipment 100 find optimum combination and antenna 110 it
Between phase contrast.Subsequently user can be preserved relative to antenna in terms of combination and planet phasing
The configuration of current setting.When user is in another day, he/her can simply call correspondence
In the configuration for having preserved of family.By navigation elements 170, control unit 140 be able to may be sentenced
Whether disconnected current place is overlapped with a configuration in previously saved configuration.In this way,
Control unit 140 automatically initializes the setting of antenna, may allow fast in terms of quality
Speed strengthens.
Fig. 3 illustrates broadcasting for receiving for another embodiment according to theme described herein
Equipment schematic diagram.In this embodiment, signal evaluation unit 220, control unit 240,
Frequency filtering unit 250, memorizer 270, navigation elements 280 and planet phasing unit 230
It is similar to the embodiment illustrated by Fig. 2, therefore specific explanation will not be made to which.
Equipment 200 can be the portable multifunctional equipment of such as smart phone etc.It is portable many
Function device 200 includes broadcasting process unit 210, its functionally with use as shown in Figure 2
Equipment 100 to receive broadcast is similar.Earphone 260 with by removably via phase place adjust
Humorous unit 230 is connected to the electric wire of broadcasting process unit 210.Electric wire can include encapsulated
Multiple electric wires 262 within insulation tube.Generally, electric wire is included for carrying left channel signals
The first electric wire, the second electric wire for carrying right-channel signals, for carrying Mike's sound of the wind
3rd electric wire of road signal and the 4th electric wire as reference ground connection.Therefore, in figure 3
Four electric wires are shown for illustrating typical earphone.Mobile electricity is connected in response to plug
Earpiece holes in words, for example, electric wire is used as antenna and broadcast singal is imported the frequency to filter
In ripple unit 250.
The use of earphone is favourable as the scheme of antenna, because mobile device is provided with always
Earphone so that user need not buy other antenna element.Although some existing movements
Phone has been able to receive broadcasted content via earphone, according to the enforcement of theme described herein
The scheme of example has been successfully used to improve by signal evaluation unit, control unit and (single or many
It is individual) planet phasing unit formed control ring received signal SNR.
Fig. 4 show if signal received under different antenna configurations as frequency
The experimental result of the sensitivity of function.These tests are in the frequency range for DTV by reality
Apply, i.e. from about 400MHz to about 800MHz.Every kind of configuration is using with not homophase
Multiple antennas of position tuning.In this case, including L channel, R channel, Mike's sound of the wind
Road and the earphone with reference to sound channel are used as antenna.It can be seen that in whole frequency range,
The change of SNR is greatly to more than 10dB.These tests are by using for different planet phasings
Fixed capacitor and carry out.Consequently, because planet phasing can with higher precision and
Controllable mode is carried out, and actual result can be by using according to theme described herein
Planet phasing unit and be improved further.
With reference to Fig. 5, the reception which illustrates various embodiments according to theme described herein is wide
The block diagram of the method 500 broadcast.Method 500 is entered at step 501, wherein broadcast singal
Received by multiple antennas.
In step 502, the quality of received broadcast singal is evaluated.In step 503, control
Phase contrast between antenna is for improvement quality.
In one embodiment, quality can include the signal to noise ratio of broadcast singal.
In a further embodiment, can before phase contrast of the method between control antenna
To further include：The combination of multiple antennas is determined according to quality.
In another embodiment, the method may further include the broadcast singal to being received
It is filtered for by the broadcast singal within multiple frequency ranges.
Alternatively or additionally, multiple frequency ranges are included for frequency modulation (FM) signal
First scope and the second scope for DTV (DTV) signal.
In a further embodiment, the method may further include storage with determined by
Combination and the corresponding configuration of phase contrast, and control phase contrast be based on configuration.
In another embodiment, the method may further include detection site；Storage and institute
The place that the configuration of storage is associated；And in response to detected place with stored
Place matches, and is controlled by being applied to the corresponding configuration for being stored in stored place
Phase contrast between antenna processed.
Although operate in description above to be depicted with particular order, this should be by
The particular order that is understood as require that this generic operation to illustrate is completed with sequential order, or is held
The operation of all diagrams of row is obtaining expected result.In some cases, multitask or parallel
It is probably favourable to process.Similarly, although discussed above contain some details, this
And should not be construed as the scope for limiting theme described herein, and should be interpreted that to can be with pin
Description to the feature of specific embodiment.Certain described in the context of separate embodiment
A little features can also combined implementation in single embodiment.On the other hand, in single embodiment
Context described in various features can also discretely in multiple embodiments or any
Implement in suitable sub-portfolio.
Although this theme is carried out with the language specific to architectural feature and/or method action
Description, but it is to be understood that the theme for defining in the dependent claims is not necessarily limited to
State specific features or action.Conversely, above-mentioned specific features and action are published as realizing power
The exemplary forms that profit is required.
Claims (20)
1. a kind of equipment (100), including：
Multiple antennas (110), for receiving broadcast singal；
Signal evaluation unit (120), is configured to the quality of the received broadcast singal of evaluation；
Planet phasing unit (130), with the coupling of at least one of antenna antenna and
It is configured to adjust the phase contrast between the plurality of antenna；And
Control unit (140), is configured to control the planet phasing unit for improving
The quality.
2. equipment according to claim 1, wherein described control unit are configured to control
The planet phasing unit is made for the quality being improved with the time, and the quality includes institute
State the signal to noise ratio (SNR) of broadcast singal.
3. equipment according to claim 1, wherein the planet phasing unit with it is described
Each antenna in antenna is coupled.
4. equipment according to claim 1, wherein described control unit are further matched somebody with somebody
The combination that the plurality of antenna is determined according to the quality is set to, the quality includes described wide
Broadcast the signal to noise ratio (SNR) of signal.
5. equipment according to claim 4, wherein described control unit are configured to
Enable before the control of the planet phasing unit.
6. equipment according to claim 1, further includes frequency filtering unit (150),
The frequency filtering unit is coupled with the plurality of antenna and is configured in multiple frequencies
The broadcast singal within rate scope.
7. equipment according to claim 6, wherein the plurality of frequency range includes using
The first scope in frequency modulation (FM) signal and for DTV (DTV) signal the
Two scopes.
8. equipment according to claim 4, further includes memorizer (160), quilt
It is configured to storage to combine with determined by and the corresponding configuration of the phase contrast, the control list
Unit is configured to control the planet phasing unit based on the configuration.
9. equipment according to claim 8, further includes：
Navigation elements (170), are configured to detect the place of the equipment；
Wherein described memorizer is configured to store what is be associated with the configuration for being stored
Place, and
Wherein described control unit is configured in response to being detected by the navigation elements
To the place match with the place for being stored, by application and the place pair for being stored
The configuration for being stored answered is controlling the phase contrast between the antenna.
10. it is a kind of to receive the method broadcasted, including：
Broadcast singal is received by multiple antennas；
Evaluate the quality of received broadcast singal；And
The phase contrast between the plurality of antenna is controlled for improving the quality.
11. methods according to claim 10, wherein the quality pack includes the broadcast
The signal to noise ratio (SNR) of signal.
12. methods according to claim 11, described in controlling between the antenna
Further include before phase contrast：
The combination of the plurality of antenna is determined according to the quality.
13. methods according to claim 10, further include：
Broadcast singal to being received is filtered for by within multiple frequency ranges
The broadcast singal.
14. methods according to claim 13, wherein the plurality of frequency range includes
The first scope for frequency modulation (FM) signal and for DTV (DTV) signal
Second scope.
15. methods according to claim 12, further include：
Storage combination and the corresponding configuration of the phase contrast with determined by, and described in controlling
Phase contrast is based on the configuration.
16. methods according to claim 15, further include：
Detection site；
The place that storage is associated with the configuration for being stored；And
Match with the place for being stored in response to detected place, by applying and being deposited
Corresponding the stored configuration in the place of storage is controlling the phase contrast between the antenna.
A kind of 17. portable multifunctional equipment (200), including：
Broadcasting process unit (210)；And
Earphone (260), is detachably connected to the broadcasting process unit, wherein the ear
The electric wire (262) of machine is as antenna for connecing when the broadcasting process unit is connected to
Receive broadcast singal,
The broadcasting process unit includes：
Signal evaluation unit (220), is configured to evaluate received broadcast singal
Quality；
Planet phasing unit (230), is connected to the broadcast in response to the earphone
Processing unit and couple with least one of electric wire electric wire and be configured to adjust institute
State the phase contrast between electric wire；And
Control unit (240), be configured to control the planet phasing unit for
Improve the quality.
18. portable multifunctional equipment according to claim 17, wherein in response to described
Earphone is connected to the broadcasting process unit, in the planet phasing unit and the electric wire
The coupling of four electric wires.
19. portable multifunctional equipment according to claim 17, wherein the control is single
Unit is configured to the combination that the electric wire is determined according to the quality, the quality pack
Include the signal to noise ratio (SNR) of the broadcast singal.
20. portable multifunctional equipment according to claim 17, further include frequency
Filter unit (250), the frequency filtering unit are connected to described in response to the earphone
Broadcasting process unit and couple with the electric wire and be configured in frequency modulation (FM) and
The broadcast singal within the frequency range of DTV (DVT).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510691355.4A CN106612125B (en) | 2015-10-22 | 2015-10-22 | Apparatus and method for receiving broadcast |
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|---|---|---|---|
| CN201510691355.4A CN106612125B (en) | 2015-10-22 | 2015-10-22 | Apparatus and method for receiving broadcast |
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Cited By (1)
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| CN109474299A (en) * | 2018-10-18 | 2019-03-15 | 维沃移动通信有限公司 | A kind of antenna determines method and mobile terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109474299A (en) * | 2018-10-18 | 2019-03-15 | 维沃移动通信有限公司 | A kind of antenna determines method and mobile terminal |
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