CN103856886B - A kind of target terminal system of selection, system and mobile terminal - Google Patents
A kind of target terminal system of selection, system and mobile terminal Download PDFInfo
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- CN103856886B CN103856886B CN201210505750.5A CN201210505750A CN103856886B CN 103856886 B CN103856886 B CN 103856886B CN 201210505750 A CN201210505750 A CN 201210505750A CN 103856886 B CN103856886 B CN 103856886B
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Abstract
The present invention proposes a kind of target terminal system of selection, including step: make mobile terminal produce relative displacement with visual target terminal, and described mobile terminal sends and/or receives sound wave；Neighbor terminal including target terminal receives and/or sends sound wave；The described sound wave received according to mobile terminal or neighbor terminal, records the frequency of described sound wave, calculates the frequency offset of the described sound wave caused by Doppler effect, frequency offset meets the neighbor terminal of preset requirement as target terminal.The present invention also provides for a kind of mobile terminal, including the first sending module, the first receiver module, the first processing module and notification module；The present invention also provides for a kind of goal selecting system, including foregoing mobile terminal and remote equipment；Described remote equipment, including the second sending module, the second receiver module, the second processing module and memory module.The method, system and mobile terminal, it is possible to realize the target selection in visible range.
Description
Technical field
The present invention relates to wireless communication technology field, especially relate to a kind of target terminal system of selection, be
System and mobile terminal.
Background technology
Along with the development of mobile communication technology, the mobile electronic device such as smart mobile phone, panel computer is people
Use in life is more and more universal, and the mobile terminal possessing various function is combined more and more tighter with user
Close, bring huge change for work and life.
Wherein, one of critical function of mobile terminal is exactly to carry out instant messaging easily, such as QQ, MSN
Deng the application of MSN, and the service (Location based on geographical position recently occurred
Based Service, LBS), bring a kind of brand-new mode for the communication exchange between user, as
Wechat, footpath between fields, footpath between fields etc. is applied and can be provided the function checking near its circumference neighbor user, makes user to look into
Look around same some users using LBS service existed in the range of neighbouring certain distance, then selects
Select targeted customer interested to interact, this set up communication mode to a certain extent by LBS
Furthered the distance between people, and add between user is mutual.
But in the case of a lot, the communication between this user with exchange, be the geographical position by judging user
Put, provide the information of multiple user closed on geographical position to the user initiating request, and geographical position
Put be likely to be between close user sightless, communication between the most this user with exchange
Foundation is in invisible scope, user only can know that near whom has, but but cannot be with really
Target is mapped, and lacks in-plant sense of reality.In actual scene, user often thinks that selection is visible
In the range of certain destination object of having seen interact, set up communication connection therewith and obtain target pair
The information of elephant, it is achieved destination object seen by eyes is clearly mapped with the interactive object in network.
And technical scheme of the prior art, exist and cannot realize user and carry out match selection to a certain visual target
Technological deficiency.
Summary of the invention
The present invention proposes a kind of target terminal system of selection, system and mobile terminal, it is achieved to visible mesh
Mark carries out match selection.
In order to achieve the above object, the technical scheme is that and be achieved in that:
The present invention provides a kind of target terminal system of selection, including step:
Step A, makes mobile terminal produce relative displacement with visual target terminal, and described mobile terminal is sent out
Send and/or receive sound wave；
Step B, the neighbor terminal including target terminal receives and/or sends sound wave；
Step C, the described sound wave received according to mobile terminal or neighbor terminal, record the frequency of described sound wave
Rate, calculates the frequency offset of the described sound wave caused by Doppler effect, is met by frequency offset pre-
If the neighbor terminal required is as target terminal.
Wherein, described step A includes step:
Mobile terminal and visual target terminal is made to produce on the straight line at mobile terminal and target terminal place
Raw relative displacement, described mobile terminal sends described sound wave；
Described step B includes step:
Described neighbor terminal receives described sound wave.
Wherein, further comprise the steps of: before described step A
Described mobile terminal sends the first identity of self to described neighbor terminal；Described neighbor terminal
Receive and preserve described first identity；
Described step C includes step:
The frequency of the described sound wave that described neighbor terminal record receives, calculating is caused by Doppler effect
The frequency offset of described sound wave, using neighbor terminal maximum for frequency offset as target terminal；
Step is included after described step C:
Described target terminal is according to the first identity of the described mobile terminal received, by remotely setting
Second identity of described target terminal is sent to described mobile terminal by standby or local interaction.
Wherein, described step A includes step:
Mobile terminal and visual target terminal is made to produce on the straight line at mobile terminal and target terminal place
Raw relative displacement, described mobile terminal sends the sound wave of the first identity with described mobile terminal；
Described step B includes step:
Neighbor terminal receives described sound wave.
Wherein, described step C includes step:
The frequency of the described sound wave that described neighbor terminal record receives, calculating is caused by Doppler effect
The frequency offset of described sound wave, and decode the first identity of mobile terminal in described sound wave,
And using neighbor terminal maximum for frequency offset as target terminal.
Wherein, further comprise the steps of: after described step C
First identity of the described mobile terminal that described target terminal obtains according to decoding, by remotely
Second identity of described target terminal is sent to described mobile terminal by equipment or local interaction.
Wherein, described step A includes step:
Make described mobile terminal and visual described target terminal at mobile terminal and target terminal place
Producing relative displacement on straight line, described mobile terminal receives sound wave；
Described step B includes step:
Described neighbor terminal sends the sound wave of the second identity with described neighbor terminal self.
Wherein, described step C includes step:
Described mobile terminal receives the described sound wave that described neighbor terminal sends, and records the frequency of described sound wave
Rate, calculates the frequency offset of the described sound wave caused by Doppler effect, and decodes frequency offset
Second identity of neighbor terminal contained in maximum sound wave, by neighbours maximum for frequency offset eventually
End is as target terminal.
Wherein, described step A includes step:
Making mobile terminal produce relative displacement with visual target terminal, described mobile terminal sends described sound
Ripple；
Described step B includes step:
Described neighbor terminal receives described sound wave.
Wherein, step is included before described step A:
Described mobile terminal sends the first identity of self, and described neighbor terminal receives and preserve described
Identity；
Described step C includes step:
The frequency of the described sound wave that described neighbor terminal record receives, calculating is caused by Doppler effect
The frequency offset of described sound wave, and described first identity sent according to described mobile terminal, will
The frequency offset of described sound wave and the second identity of described neighbor terminal are by remote equipment or basis
Ground is sent to described mobile terminal alternately；
Further comprise the steps of: after described step C
The frequency offset of each neighbor terminal is ranked up by described mobile terminal from big to small, selects frequency
Side-play amount comes the neighbor terminal of front predetermined number as target terminal.
Wherein, described step A includes step:
Making mobile terminal produce relative displacement with visual target terminal, described mobile terminal has sent band
State the sound wave of the first identity of mobile terminal；
Described step B includes step:
Neighbor terminal receives described sound wave；
Described step C includes step:
The frequency of the described sound wave that described neighbor terminal record receives, calculating is caused by Doppler effect
Described frequency offset, and decode the first identity of mobile terminal in described sound wave, according to
This first identity, passes through the frequency offset of described sound wave and the second identity of self remotely
Equipment or local interaction are sent to mobile terminal；
Further comprise the steps of: after described step C
The frequency offset of each neighbor terminal is ranked up by described mobile terminal from big to small, selects frequency
Side-play amount comes the neighbor terminal of front predetermined number as target terminal.
Wherein, described step A includes step:
Making described mobile terminal produce relative displacement with visual described target terminal, described mobile terminal connects
Quiet down ripple；
Described step B includes step:
Described neighbor terminal sends the sound wave of the second identity with described neighbor terminal self；
Described step C includes step:
Described mobile terminal receives described sound wave, records the frequency of described sound wave, calculates by Doppler effect
The frequency offset of the described sound wave caused, and decode from contained by the sound wave of different neighbor terminal
Second identity of neighbor terminal, described mobile terminal by the frequency offset of each neighbor terminal from greatly to
Little it is ranked up, selects frequency offset to come the neighbor terminal of front predetermined number as target terminal；
Described mobile terminal will construct the phase of described target terminal according to the frequency offset of different target terminal
To position relationship.
The present invention also provides for a kind of mobile terminal, including the first sending module, the first receiver module and first
Processing module；Described first sending module, is used for sending sound wave to neighbor terminal or transmission and remote equipment
Interactive information；Described first receiver module, for receiving the sound wave that neighbor terminal sends, and decoding should
Second identity of the neighbor terminal contained in sound wave, or receive the interactive information with remote equipment；Institute
State the first processing module, for the frequency of the described sound wave that record receives, and calculate by Doppler effect
The frequency offset of the described sound wave caused, frequency offset is met the neighbor terminal of preset requirement as
Target terminal.
Wherein, notification module is also included；Described notification module, for when described mobile terminal is for being matched
Object, and the first processing module using self as described target terminal time, by remote equipment or local hand over
Mutually the second identity of notice neighbor terminal self is or/and the frequency offset of sound wave.
Invention additionally discloses a kind of goal selecting system, including foregoing mobile terminal and remotely set
Standby；Described remote equipment, including the second sending module, the second receiver module, the second processing module with deposit
Storage module；Described memory module, for storing the first identity of described mobile terminal and described neighbours
Second identity of terminal；Described second receiver module, for receiving and described mobile terminal or described
The interactive information of neighbor terminal；Described second processing module, for the described neighbor terminal that will receive
The frequency offset of sound wave compares sequence, selects frequency offset and meets the sound wave pair of preset requirement
Second identity of the neighbor terminal answered；Described second sending module, for processing mould by described second
Second identity of the neighbor terminal that block is selected is sent to described mobile terminal.
Visible, the present invention at least has a following beneficial effect:
A kind of target terminal system of selection, system and the mobile terminal of the present invention, if user is in visible range
When the destination object carrying out selecting is wanted in interior discovery one, then make the mesh that mobile terminal and destination object are held
Mark terminal produces relative displacement, and sends and/or receive sound wave, now, and other neighbor terminal around,
Receive and/or transmission sound wave, the frequency of the sound wave received by record mobile terminal or neighbor terminal,
According to Doppler effect principle, calculate the side-play amount of frequency of sound wave, frequency offset is met preset requirement
Neighbor terminal as target terminal, the most just achieve the selection of target terminal in visible range；
Preferably, mobile terminal and target terminal produce on the straight line at mobile terminal and target terminal place
Relative displacement, frequency offset produced by the target terminal of conllinear and mobile terminal should be maximum
, therefore, can determine which neighbor terminal is target terminal by frequency offset, frequency is inclined
The neighbor terminal of shifting amount maximum is as target terminal, so, it is achieved that select a mesh in visible range
Mark object, it is not necessary to user screens from several alternative target terminals meeting preset requirement again,
Making chosen destination object be wanted the destination object selected more to mate with user's reality, operation is more
It is convenient to add.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that under,
Accompanying drawing during face describes is some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the flow chart of the embodiment one of the target terminal system of selection of the present invention；
Fig. 2 is the flow chart of the embodiment two of the target terminal system of selection of the present invention；
Fig. 3 is the exemplary plot of the embodiment two of the target terminal system of selection of the present invention；
Fig. 4 is the flow chart of the embodiment three of the target terminal system of selection of the present invention；
Fig. 5 is the exemplary plot of the embodiment three of the target terminal system of selection of the present invention；
Fig. 6 is the flow chart of the embodiment four of the target terminal system of selection of the present invention；
Fig. 7 is the exemplary plot of the embodiment four of the target terminal system of selection of the present invention；
Fig. 8 is the flow chart of the embodiment five of the target terminal system of selection of the present invention；
Fig. 9 is the exemplary plot of the embodiment five of the target terminal system of selection of the present invention；
Figure 10 is the flow chart of the embodiment six of the target terminal system of selection of the present invention；
Figure 11 is the flow chart of the embodiment seven of the target terminal system of selection of the present invention；
Figure 12 is the structural representation of the mobile terminal of the present invention；
Figure 13 is the structural representation of the target terminal selection system of the present invention.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with this
Accompanying drawing in bright embodiment, is clearly and completely described the technical scheme in the embodiment of the present invention,
Obviously, described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on
Embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
The every other embodiment obtained, broadly falls into the scope of protection of the invention.
Embodiment one
The embodiment of the present invention one provides a kind of target terminal system of selection, shown in Figure 1, including step:
Step S110, makes mobile terminal and visual target terminal produce relative displacement, described mobile whole
End sends and/or receives sound wave.
Mobile terminal is in while certain or speed of change and target terminal generation relative displacement and sends out
Send and receive the state of sound wave.
Step S111, the neighbor terminal including target terminal receives and/or sends sound wave.
In mobile terminal while there is relative displacement, the neighbor terminal of mobile terminal is also at sending and connecing
Quiet down the state of ripple.
Wherein, described target terminal is included among the neighbor terminal of described mobile terminal, and described neighbours are eventually
End includes the portable handheld devices etc. such as mobile phone, panel computer, notebook computer；Also PC is included,
Work station, the fixed terminal such as server.
In addition, it is necessary to explanation, present specification is convenient for statement, by mobile terminal, mobile terminal
One or several parts unified definition be the mobile terminal in mobile terminal, i.e. present specification, including
Whole mobile terminal, parts of mobile terminal or several parts, described mobile terminal can be whole
Individual mobile terminal, it is also possible to for parts or several parts of mobile terminal, as this mobile terminal can
To refer in particular to the antenna element etc. overall independent of mobile terminal configured for realizing the purpose of the present invention
Peripheral hardware accessory, is not to be construed as being only limitted to mobile terminal overall.
Described mobile terminal and described target terminal, can be moveable handheld terminal simultaneously, i.e. this Shen
The mobile terminal that please define described in file, for sake of clarity, refers in particular to initiate one end of matching request, target
Terminal is the one end being matched, and the two can be same type of terminal, it is also possible to for different types of end
End, and those skilled in the art are it should be appreciated that mobile terminal defined herein can also be quilt
One end of request coupling.
Step S112, the described sound wave received according to mobile terminal or neighbor terminal, record described sound wave
Frequency, calculate the frequency offset of described sound wave caused by Doppler effect, frequency offset is full
The neighbor terminal of foot preset requirement is as target terminal.
The sound wave that mobile terminal receives according to mobile terminal or neighbor terminal, the frequency of record sound wave, calculate
The side-play amount of the frequency of sound wave caused by Doppler effect, and thus identify and select corresponding one
Or multiple target terminal.
Wherein said preset requirement, refers to the frequency that target terminal to be selected with user should produce
The feature that rate side-play amount is closer to or is consistent, for example, it is possible to be neighbours' end of frequency offset maximum
End is as target terminal, it is also possible to for the bigger several neighbor terminal of frequency offset as target terminal,
This preset requirement i.e. can be the top that frequency offset arranges from big to small, as front three or first five
Name etc..
Described frequency offset, for when described mobile terminal and described target terminal generation relative displacement,
Described mobile terminal receives the frequency of the sound wave that described neighbor terminal sends and does not sends out with described mobile terminal
Raw relative displacement time receive the difference of frequency of the sound wave that described neighbor terminal sends, or when described
When mobile terminal and described target terminal generation relative displacement, described neighbor terminal receives described mobile whole
There is not the time described shifting that receives of relative displacement in frequency and the described mobile terminal of the sound wave that end sends
The difference of the frequency of the sound wave that dynamic terminal sends.
According to Doppler effect, described mobile terminal receives when being subjected to displacement and comes from diverse location and side
To the receiving when not being subjected to displacement of frequency and described mobile terminal of sound wave that send of neighbor terminal arrive
Have not from the frequency shifting frequency offset of the sound wave of the neighbor terminal transmission in diverse location and direction
Same difference, the corresponding different neighbor terminal of different frequency side-play amount, thus can select according to frequency offset
Select multiple target terminal, or the described neighbor device at diverse location is made by the displacement of described mobile terminal
The frequency offset become has different difference, the corresponding different neighbor device of different frequency side-play amount, thus
Multiple target terminal can be selected according to frequency offset.
In technique scheme, it should be appreciated that described mobile terminal or neighbor terminal are in transmission and receive
State of sound waves refer to mobile terminal or neighbor terminal have with a range of frequency send with or not
With the sound wave ability of information, have at a range of frequency reception sound wave and decode information in sound wave
Ability.
Preferably, the frequency range of described sound wave is 2khz-20khz.
Preferably, described acoustic signals also includes ultrasound wave.
It should be noted that it will be recognized by those skilled in the art that mobile terminal and/or described neighbours eventually
The frequency of the sound wave that end sends or receives should be identical.
The embodiment of the present invention one, utilizes doppler principle, it is achieved that the selection to visual object object, non-
Often there is practicality.
Embodiment two
The embodiment of the present invention two provides a kind of target terminal system of selection, shown in Figure 2, including step
Rapid:
Step S210: described mobile terminal sends the first identity of self to described neighbor terminal；
Described neighbor terminal receives and preserves described first identity.
In embodiments of the present invention, described mobile terminal and neighbor terminal all have identity；Including institute
State mobile terminal or the attribute-bit of neighbor terminal self, such as MAC(Media Access Control)
Address, Bluetooth MAC address, chip serial number and the various feature with equipment special identifier,
Can also be when described mobile terminal or neighbor terminal are in remote equipment registration or when log in, described far
Journey equipment is described mobile terminal or the identity of neighbor terminal distribution.
Step S211: make mobile terminal and visual target terminal at mobile terminal and target terminal place
Straight line on produce relative displacement, described mobile terminal send described sound wave.
Step S212: described neighbor terminal receives described sound wave.
Step S213: the frequency of the described sound wave that described neighbor terminal record receives, calculates by how general
Strangle the frequency offset of the described sound wave that effect causes, using neighbor terminal maximum for frequency offset as mesh
Mark terminal.
In embodiments of the present invention, it should be appreciated that be subjected to displacement towards target terminal direction at described mobile terminal
Before, described mobile terminal sends the first identity of described mobile terminal by wireless communication mode,
Described neighbor terminal receives described first identity, i.e. informs that neighbor terminal now has the mobile terminal will
Send target selection request.
In technique scheme, it should be noted that the described frequency of sound wave caused by Doppler effect
Side-play amount refer to, when described mobile terminal and described target terminal generation relative displacement, described neighbours
There is not the sound wave received during relative displacement in the frequency of the sound wave that terminal receives and described mobile terminal
The difference of frequency.
The frequency offset of the described sound wave that described calculating is caused by Doppler effect, by frequency offset
Big neighbor terminal includes as target terminal:
According to Doppler effect, the described neighbor terminal at diverse location is made by the displacement of described mobile terminal
The frequency offset become has different difference, the corresponding different neighbor terminal of different frequency side-play amount, described
Mobile terminal has maximum frequency deviation amount towards the target terminal of indication；Described neighbor terminal is by remotely
Equipment or local direct interaction are selected neighbor terminal corresponding to frequency displacement maximum offset and are described movement
Target terminal selected by terminal, and the mark of the most described target terminal be sent to described mobile eventually
End, completes target object recognition process.
Step S214: described target terminal according to the first identity of the described mobile terminal received,
By remote equipment or local interaction, the second identity of described target terminal is sent to described shifting
Dynamic terminal.
For example, with reference to shown in Fig. 3, user A, user B, user C can be scanned by perception or
Person and the mutual identity obtaining the other side of remote equipment, such as identity ID.In visual range,
When described user A wants to select described user B as acquisition of information, link up mutual destination object, institute
State user A and first send identity ID(that is first identity containing described user A to remote equipment)
Identity ID(that is second identity with neighbor user B Yu user C) information, remote equipment lead to
The ID crossing described neighbor user B and neighbor user C tells neighbor user B and the use of described user A
Family C prepares to accept the sound wave of described user A and selects information.
As it is shown on figure 3, described user A will send the mobile terminal of the sound wave that frequency is f with speed VAB
Move, according to Doppler effect towards the direction of described user B, it is assumed that the spread speed of sound wave is V,
The frequency of the sound wave that the most described user B receives will become FAB=V*f/(V-VAB), it is therefore apparent that
The frequency of the sound wave that described user B receives adds.The mobile terminal of described user B calculates and remembers
Frequency offset Δ F after record this sound wave lower increaseAB=FAB-f.Meanwhile, according to physical motion, institute
State the user A direction towards described user B with speed VABWhile movement, also can be with speed VACCourt
(V is moved in the direction of described user CAC=VAB* cos θ, θ are user A and user B and user C
Angle between direction), ibid according to Doppler effect, the sound wave that the most described user C receives
FAC=V*f/(V-VAC), the frequency of the sound wave that the most described user C receives adds, described user C
Mobile terminal calculate and record this sound wave increase after frequency offset Δ FAC=FAC-f。
After described user B and described user C completes the calculating of frequency of sound wave side-play amount, all will each
Frequency offset Δ FABWith Δ FACBe uploaded to described remote equipment with respective identity ID, described remotely
The different frequency side-play amount received is compared by equipment, draws maximum offset.Imitate according to Doppler
Should, the user of identity ID that described maximum frequency deviation amount is corresponding is i.e. that described user A wants to select
Destination object.In this scenario, frequency of sound wave offset Δ F that described user B receivesABMore than institute
State frequency of sound wave offset Δ F that user C receivesAC, it is the target pair that described user A wants to select
As for described user B, identity ID of described user B is passed to described user A by described remote equipment,
Described user A obtains identity ID of selected destination object, completes target object recognition process.
Embodiment three
The embodiment of the present invention three provides a kind of target terminal system of selection, shown in Figure 4, including step:
Step S310: make mobile terminal and visual target terminal at mobile terminal and target terminal place
Straight line on produce relative displacement, described mobile terminal sends with the first identity mark of described mobile terminal
The sound wave known.
Mobile terminal is located while there is relative displacement with certain or change speed towards target terminal direction
In the state sending the sound wave with mobile terminal identification information.
Step S311: neighbor terminal receives described sound wave.
In mobile terminal while there is relative displacement, the neighbor terminal of mobile terminal is also at receiving sound wave
State.
Step S312: the frequency of the described sound wave that described neighbor terminal record receives, calculates by how general
Strangle the frequency offset of described sound wave that effect causes, and decode the of mobile terminal in described sound wave
One identity, and using neighbor terminal maximum for frequency offset as target terminal.
Step S313: the first identity mark of the described mobile terminal that described target terminal obtains according to decoding
Know, by remote equipment or local interaction, the second identity of described target terminal is sent to described shifting
Dynamic terminal.
Neighbor terminal is by the sound wave received, the frequency of record sound wave, and calculating is caused by Doppler effect
The side-play amount of frequency of sound wave, and decode the identification information of mobile terminal in sound wave, peak excursion
The target terminal that neighbor terminal is mobile terminal selection that amount is corresponding.
In embodiments of the present invention, it should be appreciated that the frequency of sound wave that described calculating is caused by Doppler effect
Side-play amount, the neighbor terminal that maximum offset is corresponding is that the method for the target terminal that mobile terminal selects is with real
Execute the method that example two uses；The identity mark of the described mobile terminal that described target terminal obtains according to decoding
Know, by remote equipment or local direct interaction, the identity of described target terminal is sent to described shifting
Dynamic terminal.
For example, with reference to shown in Fig. 5, in visual range, when described user A wants to select described user B
As acquisition of information, when linking up mutual destination object, described user A will send through ovennodulation, take
The shifting of the sound wave that frequency is f with the identity id information (the i.e. first identity) of described user A
Dynamic terminal is with speed VABMove towards the direction of described user B.Described user B and described user C
While receiving the sound wave that described user A sends, record the frequency size of sound wave, and decoding is spoken
Identity ID of described user A entrained in ripple.
According to Doppler effect, it is assumed that the spread speed of sound wave is V, the most described user B receives
The frequency of sound wave will become FAB=V*f/(V-VAB), it is therefore apparent that the sound wave that described user B receives
Frequency add.The frequency that the mobile terminal of described user B calculates and records after this sound wave increases is inclined
Shifting amount Δ FAB=FAB-f.Meanwhile, according to physical motion, described user A is towards the side of described user B
To with speed VABWhile movement, also can be with speed VAC(V is moved in direction towards described user CAC
=VAB* cos θ, θ are user A and angle between user B and user C direction), ibid root
According to Doppler effect, the F of the sound wave that the most described user C receivesAC=V*f/(V-VAC), in like manner institute
The frequency stating the sound wave that user C receives adds, and the mobile terminal of described user C calculates and record
Frequency offset Δ F after lower this sound wave increaseAC=FAC-f。
After described user B and described user C completes the calculating of frequency of sound wave side-play amount, all will each
Frequency offset Δ FABWith Δ FACIdentity ID(that is second identity with self) be uploaded to described
Remote equipment, the different frequency side-play amount received is compared by described remote equipment, draws maximum inclined
Shifting amount.According to Doppler effect, the user of identity ID that described maximum frequency deviation amount is corresponding is i.e. institute
State the destination object that user A wants to select.In this scenario, the sound wave frequency that described user B receives
Rate offset Δ FABFrequency of sound wave offset Δ F received more than described user BAC, it is described use
Family A wants that the destination object selected is described user B, and described remote equipment is by the identity of described user B
ID passes to described user A, described user A and obtains identity ID of selected destination object, completes target
Object selection process.
Embodiment four
The embodiment of the present invention four provides a kind of target terminal system of selection, shown in Figure 6, including step
Rapid:
Step S410: make described mobile terminal and visual described target terminal in mobile terminal and target
Producing relative displacement on the straight line at terminal place, described mobile terminal receives sound wave.
Step S411: described neighbor terminal sends the second identity with described neighbor terminal self
Sound wave.
Step S412: described mobile terminal receives the described sound wave that described neighbor terminal sends, records institute
State the frequency of sound wave, calculate the frequency offset of the described sound wave caused by Doppler effect, and decode
Second identity of neighbor terminal contained in the sound wave that frequency offset is maximum, by frequency offset
Big neighbor terminal is as target terminal.
Described frequency offset is with described in previous embodiment, and according to Doppler effect, described mobile terminal is sent out
Frequency and the institute of the sound wave of the neighbor terminal transmission coming from diverse location and direction is received during raw displacement
That states mobile terminal receives the neighbor terminal transmission coming from diverse location and direction when not being subjected to displacement
The frequency shifting frequency offset of sound wave there is different difference, the corresponding different neighbour of different frequency side-play amount
Occupying terminal, described mobile terminal has maximum frequency deviation amount towards the target terminal of indication；Described movement
Terminal, by sound wave decoding corresponding for maximum frequency deviation amount, obtains the described neighbour of correspondence contained in described sound wave
Occupy the identity of terminal, complete target object recognition process.
Shown in Figure 7, in visual range, user B and user C will carry through ovennodulation
Each the sound wave of identity id information (the second identity) with identical frequency for f to sending.Work as institute
State user A want to select described user B as acquisition of information, when linking up mutual destination object, described
User A makes mobile terminal with speed VABThe shifting of described user A is moved towards the direction of described user B
Dynamic terminal, while receiving sound wave, records the frequency size of sound wave.According to Doppler effect, it is assumed that sound
The spread speed of ripple is V, and what the most described user A received comes from the sound that described user B sends
The frequency of ripple will become FAB=V*f/(V-VAB).It is clear that coming from of receiving of described user A
The frequency of the sound wave of described user B adds, and the mobile terminal of described user A calculates and records this
Frequency offset Δ F after sound wave increaseAB=FAB-f.Meanwhile, according to physical motion, described user
A towards the direction of described user B with speed VABWhile movement, also can be with speed VACTowards described use
(V is moved in the direction of family CAC=VAB* cos θ, θ be user A with user B and user C direction it
Between angle), ibid according to Doppler effect, the sound wave that the most described user A receives
FAC=V*f/(V-VAC), what the most described user A received comes from the frequency of the sound wave of described user C
Rate adds, and the mobile terminal of described user C calculates and record the frequency offset after this sound wave increases
ΔFAC=FAC-f。
Described user A completes to come from described user B and the frequency shift (FS) of described user C to receiving
After the calculating of amount, according to Doppler effect, the neighbours of identity ID that described maximum frequency deviation amount is corresponding
User is i.e. the destination object that described user A wants to select.In this scenario, described user A receives
Frequency of sound wave offset Δ F arrivedAB>ΔFAC, the most described user A wants that the destination object selected is described
User B, and from the sound wave that described user B sends, decode identity ID of described user B simultaneously,
Complete target object recognition process.
Embodiment five
The embodiment of the present invention five provides a kind of target terminal system of selection, shown in Figure 8, including step
Rapid:
Step S510: described mobile terminal sends the first identity of self, and described neighbor terminal connects
Receive and preserve described identity.
Step S511: make mobile terminal produce relative displacement, institute towards certain direction with visual target terminal
State mobile terminal and send described sound wave.
In the present embodiment, the moving direction of mobile terminal is no longer confined to mobile terminal with visual target eventually
End altogether straight line on, but any direction.
Step S512: described neighbor terminal receives described sound wave.
Some or multiple parts of described mobile terminal or mobile terminal or whole mobile terminal are towards certain
Before direction is subjected to displacement, described mobile terminal sends the device identification of described mobile terminal, described neighbours
Equipment receives and preserves described device identification.
Step S513: the frequency of the described sound wave that described neighbor terminal record receives, calculates by how general
Strangle the frequency offset of the described sound wave that effect causes, and described first sent according to described mobile terminal
Identity, passes through remote by the frequency offset of described sound wave and the second identity of described neighbor terminal
Journey equipment or local interaction are sent to described mobile terminal.
Step S514: the frequency offset of each neighbor terminal is arranged by described mobile terminal from big to small
Sequence, selects frequency offset to come the neighbor terminal of front predetermined number as target terminal.
In embodiments of the present invention, it should be appreciated that according to the neighbours in Doppler effect, diverse location and direction
The calculated frequency offset of terminal has different values, and described mobile terminal selects different frequency skew
The neighbor terminal of amount correspondence just have selected different destination objects.
Described front predetermined number, specifically can be determined according to practical situation by those skilled in the art, such as,
Can be maximum one, the first two, first three, front four or first five, or more, this
Bright embodiment does not enumerates.
As it is shown in figure 9, user A, user B, user C, user D can be scanned by perception or
Person and the mutual mark obtaining the other side of remote equipment, such as identity ID.In visual range, work as institute
State user A to want to select described user B or user C or user D as acquisition of information, link up mutual
Destination object, first described user A sends identity ID(containing described user A i.e. to remote equipment
First identity) and identity ID(that is second identity of neighbor user B and user C and user D
Mark) information, remote equipment is by described neighbor user B and neighbor user C and user D
ID tells that the neighbor user B and user C of described user A and user D prepare to accept described user A
Sound wave select information.
As it is shown in figure 9, described user A will send the mobile terminal of the sound wave that frequency is f with speed VA
Move towards direction as described in Figure.According to Doppler effect, it is assumed that the spread speed of sound wave is V, meanwhile,
According to physical motion, described user A towards described direction with speed VAWhile movement, also can be with speed
Degree VAB(V is moved in direction towards described user BAB=VA*cosθAB, θABFor speed VAWith
Angle between user A and user B direction), the frequency of the sound wave that the most described user B receives
F will be becomeAB=V*f/(V-VAB), it is therefore apparent that the frequency of the sound wave that described user B receives increases
?.The mobile terminal of described user B calculates and records the frequency offset Δ F after this sound wave increasesAB=
FAB-f.The frequency of the sound wave that the most described user C receives with user D adds, described user C
The frequency offset calculating respectively and recording with the mobile terminal of user D after this sound wave increases is Δ FAC
With Δ FAD。
When described user B and described user C and described user D completes the meter of frequency of sound wave side-play amount
After calculation, according to receiving identity ID of user A, by respective frequency offset Δ FABWith Δ FACAnd
ΔFADIt is sent to described user A by remote equipment and local direct interaction with respective identity ID.Root
According to Doppler effect, translational speed V of the mobile terminal of described user AAWith user A and neighbor user
Angle theta between direction is the least, and the skew that sound wave occurs is the biggest, i.e. Δ FAB<ΔFAC<ΔFAD.Institute
State the mobile terminal descending neighbour showing described selection on screen interface according to frequency offset
Occupy user D and user C and user B.The most described user A completes target object recognition process.
Embodiment six
The embodiment of the present invention six provides a kind of target terminal system of selection, shown in Figure 10, including
Step:
Step S610: make mobile terminal produce relative displacement, institute towards certain direction with visual target terminal
State mobile terminal and send the sound wave of the first identity with described mobile terminal.
Step S611: neighbor terminal receives described sound wave.
Step S612: the frequency of the described sound wave that described neighbor terminal record receives, calculates by how general
Strangle the described frequency offset that causes of effect, and decode the first body of mobile terminal in described sound wave
Part mark, according to this first identity, by the frequency offset of described sound wave and the second identity of self
Mark is sent to mobile terminal by remote equipment or local interaction.
Step S613: the frequency offset of each neighbor terminal is arranged by described mobile terminal from big to small
Sequence, selects frequency offset to come the neighbor terminal of front predetermined number as target terminal.
Wherein, described predetermined number with described in previous embodiment, can by those skilled in the art according to
Being actually needed and specifically determine, the present invention does not do restriction further.
Embodiment seven
The embodiment of the present invention seven provides a kind of target terminal system of selection, shown in Figure 11, including
Step:
Step S710: make described mobile terminal produce relative displacement towards certain direction with visual target terminal,
Described mobile terminal receives sound wave.
Step S711: described neighbor terminal sends the second identity with described neighbor terminal self
Sound wave.
Step S712: described mobile terminal receives described sound wave, records the frequency of described sound wave, calculates
The frequency offset of the described sound wave caused by Doppler effect, and decode from different neighbor terminal
The second identity of the neighbor terminal contained by sound wave, described mobile terminal is by the frequency of each neighbor terminal
Side-play amount is ranked up from big to small, and the neighbor terminal selecting frequency offset to come front predetermined number is made
For target terminal, described mobile terminal constructs described target according to the frequency offset of different target terminal
The relative position relation of terminal.
Neighbor terminal calculated frequency shift (FS) measurer according to Doppler effect, diverse location and direction
Having different values, the neighbor terminal that described mobile terminal selects different frequency side-play amount corresponding just have selected not
Same destination object.The difference of the size of the frequency offset according to different target terminals, can build
Go out the described target terminal position relationship relative to mobile terminal.
Embodiment eight
The embodiment of the present invention eight provides a kind of mobile terminal, shown in Figure 12, including the first transmission
Module, the first receiver module, the first processing module and notification module.
Described first sending module, for send sound wave to neighbor terminal or send with remote equipment mutual
Information；Described first receiver module, for receiving the sound wave that neighbor terminal sends, and decodes in this sound wave
Second identity of the neighbor terminal contained, or receive the interactive information with remote equipment；Described first
Processing module, the frequency of described sound wave that receives for record, and calculate and caused by Doppler effect
The frequency offset of described sound wave, meets the neighbor terminal of preset requirement as target eventually using frequency offset
End.
Preferably, described mobile terminal also includes notification module.Described notification module, for when described shifting
Dynamic terminal for being matched object, and the first processing module using self as described target terminal time, find oneself
When the frequency of sound wave side-play amount that body is received is maximum offset, notify neighbour by remote equipment or local interaction
Occupy the second identity of terminal self.
The mobile terminal initiating request also can become the target terminal of requested coupling, i.e. herein only for table
State conveniently, the one end initiating request in a coupling flow process is defined as mobile terminal, and requested
One end of coupling is defined as target terminal, and the terminal definitions in the range of mobile terminal signal is neighbours' ends
End, and after this coupling flow process terminates, then the identity of mobile terminal and target terminal can be exchanged, i.e.
Target terminal can be mobile terminal in different flow processs, and mobile terminal can be target terminal.Move
Dynamic terminal and target terminal have identical client, and this client is designed with notification module, for will be from
The identity of body sends to the other side.
In embodiments of the present invention, the first sending module, contain or not contain mobile terminal body for transmission
The sound wave of part identification information, or send and remote equipment interactive information；First receiver module, is used for receiving
The sound wave that neighbor terminal sends, and can decode that the identification information of the neighbor terminal wherein contained, or
Receive and remote equipment interactive information；First processing module, for the frequency of the sound wave that record receives,
And calculate the side-play amount of the frequency of sound wave caused by Doppler effect, and by remote equipment or local straight
Connect mutual searching maximum frequency deviation amount；Notification module, for finding self to receive when described processing module
Frequency of sound wave side-play amount when being maximum offset, notify to initiate to select by remote equipment or local interaction
The described mobile terminal of action.
Embodiment nine
The embodiment of the present invention nine provides a kind of goal selecting system, including foregoing mobile terminal and
Remote equipment.
Described remote equipment, shown in Figure 13, including the second sending module, the second receiver module,
Second processing module and memory module.
Described memory module, for storing the first identity of described mobile terminal and described neighbor terminal
The second identity；Described second receiver module, for receiving and described mobile terminal or described neighbours
The interactive information of terminal；Described second processing module, the sound wave of the described neighbor terminal for receiving
Frequency offset compare sequence, selecting frequency offset, to meet the sound wave of preset requirement corresponding
Second identity of neighbor terminal；Described second sending module, for by described second processing module choosing
Second identity of the neighbor terminal selected out is sent to described mobile terminal.
In embodiments of the present invention, the second receiver module, receive the frequency of sound wave that described neighbor terminal sends
Side-play amount and with described mobile terminal or the interactive information of described neighbor terminal；Second processing module, will
The frequency of sound wave side-play amount of the described neighbor terminal received compares sequence, selects maximum sound wave frequency
Second identity of the neighbor terminal that rate side-play amount is corresponding or selection frequency offset are preset before being in
Second identity of the sound wave of number；Second sending module, selects described second processing module
The mark of neighbor terminal is sent to described mobile terminal；Memory module, stores described movement and described neighbours
The identification information of terminal.
The target terminal that the embodiment of the present invention provides selects system, and mobile terminal is with certain or speed of change
Send and the state of reception sound wave with being in while target terminal generation relative displacement；Mobile terminal is being sent out
While raw relative displacement, the neighbor terminal of mobile terminal is also at sending and receiving the state of sound wave；Move
The sound wave that dynamic terminal receives according to mobile terminal or neighbor terminal, the frequency of record sound wave, calculate by how general
Strangle the side-play amount of frequency of sound wave that effect causes, and thus identify with select corresponding one or more
Target terminal.By this system, in user may select visible range, certain destination object interacts, therewith
Set up the connection of communication and obtain the information of destination object.
Last it is noted that above example is only in order to illustrate technical scheme, rather than to it
Limit；Although the present invention being described in detail with reference to previous embodiment, the ordinary skill of this area
Personnel it is understood that the technical scheme described in foregoing embodiments still can be modified by it, or
Person carries out equivalent to wherein portion of techniques feature；And these amendments or replacement, do not make corresponding skill
The essence of art scheme departs from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (15)
1. a target terminal system of selection, it is characterised in that include step:
Step A, makes mobile terminal produce relative displacement with visual target terminal, and described mobile terminal is sent out
Send and/or receive sound wave；
Step B, the neighbor terminal including target terminal receives and/or sends sound wave；
Step C, the described sound wave received according to mobile terminal or neighbor terminal, record the frequency of described sound wave
Rate, calculates the frequency offset of the described sound wave caused by Doppler effect, is met by frequency offset pre-
If the neighbor terminal required is as target terminal.
Target terminal system of selection the most according to claim 1, it is characterised in that described step
A includes step:
Mobile terminal and visual target terminal is made to produce on the straight line at mobile terminal and target terminal place
Raw relative displacement, described mobile terminal sends described sound wave；
Described step B includes step:
Described neighbor terminal receives described sound wave.
Target terminal system of selection the most according to claim 2, it is characterised in that described step
Further comprise the steps of: before A
Described mobile terminal sends the first identity of self to described neighbor terminal；Described neighbor terminal
Receive and preserve described first identity；
Described step C includes step:
The frequency of the described sound wave that described neighbor terminal record receives, calculating is caused by Doppler effect
The frequency offset of described sound wave, using neighbor terminal maximum for frequency offset as target terminal；
Step is included after described step C:
Described target terminal is according to the first identity of the described mobile terminal received, by remotely setting
Second identity of described target terminal is sent to described mobile terminal by standby or local interaction.
Target terminal system of selection the most according to claim 1, it is characterised in that described step
A includes step:
Mobile terminal and visual target terminal is made to produce on the straight line at mobile terminal and target terminal place
Raw relative displacement, described mobile terminal sends the sound wave of the first identity with described mobile terminal；
Described step B includes step:
Neighbor terminal receives described sound wave.
Target terminal system of selection the most according to claim 4, it is characterised in that described step
C includes step:
The frequency of the described sound wave that described neighbor terminal record receives, calculating is caused by Doppler effect
The frequency offset of described sound wave, and decode the first identity of mobile terminal in described sound wave,
And using neighbor terminal maximum for frequency offset as target terminal.
Target terminal system of selection the most according to claim 5, it is characterised in that described step
Further comprise the steps of: after C
First identity of the described mobile terminal that described target terminal obtains according to decoding, by remotely
Second identity of described target terminal is sent to described mobile terminal by equipment or local interaction.
Target terminal system of selection the most according to claim 1, it is characterised in that described step
A includes step:
Make described mobile terminal and visual described target terminal at mobile terminal and target terminal place
Producing relative displacement on straight line, described mobile terminal receives sound wave；
Described step B includes step:
Described neighbor terminal sends the sound wave of the second identity with described neighbor terminal self.
Target terminal system of selection the most according to claim 7, it is characterised in that described step
C includes step:
Described mobile terminal receives the described sound wave that described neighbor terminal sends, and records the frequency of described sound wave
Rate, calculates the frequency offset of the described sound wave caused by Doppler effect, and decodes frequency offset
Second identity of neighbor terminal contained in maximum sound wave, by neighbours maximum for frequency offset eventually
End is as target terminal.
Target terminal system of selection the most according to claim 1, it is characterised in that described step A
Including step:
Making mobile terminal produce relative displacement with visual target terminal, described mobile terminal sends described sound
Ripple；
Described step B includes step:
Described neighbor terminal receives described sound wave.
Target terminal system of selection the most according to claim 9, it is characterised in that described step
Step is included before A:
Described mobile terminal sends the first identity of self, and described neighbor terminal receives and preserve described
Identity；
Described step C includes step:
The frequency of the described sound wave that described neighbor terminal record receives, calculating is caused by Doppler effect
The frequency offset of described sound wave, and described first identity sent according to described mobile terminal, will
The frequency offset of described sound wave and the second identity of described neighbor terminal are by remote equipment or basis
Ground is sent to described mobile terminal alternately；
Further comprise the steps of: after described step C
The frequency offset of each neighbor terminal is ranked up by described mobile terminal from big to small, selects frequency
Side-play amount comes the neighbor terminal of front predetermined number as target terminal.
11. target terminal systems of selection according to claim 1, it is characterised in that described step
A includes step:
Making mobile terminal produce relative displacement with visual target terminal, described mobile terminal has sent band
State the sound wave of the first identity of mobile terminal；
Described step B includes step:
Neighbor terminal receives described sound wave；
Described step C includes step:
The frequency of the described sound wave that described neighbor terminal record receives, calculating is caused by Doppler effect
Described frequency offset, and decode the first identity of mobile terminal in described sound wave, according to
This first identity, passes through the frequency offset of described sound wave and the second identity of self remotely
Equipment or local interaction are sent to mobile terminal；
Further comprise the steps of: after described step C
The frequency offset of each neighbor terminal is ranked up by described mobile terminal from big to small, selects frequency
Side-play amount comes the neighbor terminal of front predetermined number as target terminal.
12. target terminal systems of selection according to claim 1, it is characterised in that described step
A includes step:
Making described mobile terminal produce relative displacement with visual described target terminal, described mobile terminal connects
Quiet down ripple；
Described step B includes step:
Described neighbor terminal sends the sound wave of the second identity with described neighbor terminal self；
Described step C includes step:
Described mobile terminal receives described sound wave, records the frequency of described sound wave, calculates by Doppler effect
The frequency offset of the described sound wave caused, and decode from contained by the sound wave of different neighbor terminal
Second identity of neighbor terminal, described mobile terminal by the frequency offset of each neighbor terminal from greatly to
Little it is ranked up, selects frequency offset to come the neighbor terminal of front predetermined number as target terminal,
Described mobile terminal constructs the relative of described target terminal according to the frequency offset of different target terminal
Position relationship.
13. 1 kinds of mobile terminals, it is characterised in that include the first sending module, the first receiver module and
First processing module；
Described first sending module, for send sound wave to neighbor terminal or send with remote equipment mutual
Information；
Described first receiver module, for receiving the sound wave that neighbor terminal sends, and decodes in this sound wave and contains
Second identity of some neighbor terminal, or receive the interactive information with remote equipment；
Described first processing module, for the frequency of the described sound wave that record receives, and calculates by how general
Strangle the frequency offset of the described sound wave that effect causes, frequency offset is met the neighbours of preset requirement eventually
End is as target terminal.
14. mobile terminals according to claim 13, it is characterised in that also include notification module；
Described notification module, is used for when described mobile terminal is for being matched object, and the first processing module will
When self is as described target terminal, notified the of neighbor terminal self by remote equipment or local interaction
Two identity are or/and the frequency offset of sound wave.
15. 1 kinds of goal selecting system, it is characterised in that include as described in claim 13 or 14
Mobile terminal and remote equipment；
Described remote equipment, including the second sending module, the second receiver module, the second processing module with deposit
Storage module；
Described memory module, for storing the first identity of described mobile terminal and described neighbor terminal
The second identity；
Described second receiver module, for receiving the mutual letter with described mobile terminal or described neighbor terminal
Breath；
Described second processing module, is used for the frequency offset of the sound wave of the described neighbor terminal that will receive
Compare sequence, select frequency offset and meet the of neighbor terminal corresponding to the sound wave of preset requirement
Two identity；
Described second sending module, is used for the second of the neighbor terminal described second processing module selected
Identity is sent to described mobile terminal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210505750.5A CN103856886B (en) | 2012-11-30 | A kind of target terminal system of selection, system and mobile terminal | |
| PCT/CN2013/085979 WO2014082511A1 (en) | 2012-11-30 | 2013-10-25 | Target terminal selection method, system and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210505750.5A CN103856886B (en) | 2012-11-30 | A kind of target terminal system of selection, system and mobile terminal |
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| CN103856886A CN103856886A (en) | 2014-06-11 |
| CN103856886B true CN103856886B (en) | 2016-11-30 |
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