CN109818657A - Wave beam tracking, wave beam tracking communication equipment and wave beam track communication system - Google Patents
Wave beam tracking, wave beam tracking communication equipment and wave beam track communication system Download PDFInfo
- Publication number
- CN109818657A CN109818657A CN201711155830.1A CN201711155830A CN109818657A CN 109818657 A CN109818657 A CN 109818657A CN 201711155830 A CN201711155830 A CN 201711155830A CN 109818657 A CN109818657 A CN 109818657A
- Authority
- CN
- China
- Prior art keywords
- beam direction
- communication equipment
- training sequence
- signal gain
- vertical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention discloses a kind of wave beam tracking, wave beam tracking communication equipment and wave beams to track communication system, is related to wireless communication technology field.Wave beam tracking therein includes: the first communication equipment in the case where the beam direction of the second communication equipment is fixed, generates multiple training sequences, includes horizontal beam direction and vertical beam direction in each training sequence；First communication equipment calculates the corresponding signal gain of each training sequence；First communication equipment, which determines, makes the maximum horizontal beam direction of signal gain and vertical beam direction in training sequence；First communication equipment is according to determining horizontal beam direction and vertical beam direction, with the second communication equipment interaction data information.The invention proposes a kind of efficient wave beam trackings, can be improved the efficiency of millimeter-wave systems wave beam tracking.
Description
Technical field
The present invention relates to wireless communication technology field, in particular to a kind of wave beam tracking, wave beam track communication equipment
And wave beam tracks communication system.
Background technique
Following 5G mobile communication system is faced with the flux density of super large, the transmission rate of superelevation, when lower transmission
Prolong and the demands such as more reliable network performance and covering power.High-frequency communication technology is to consider to use in honeycomb access network
The technology that the high-frequency band of 6GHz or more is communicated.
The unified understanding of industry is to study the frequency range of 6-100GHz, and work in the frequency range at present, uses millimeter wave long wave
Section is the system of carrier frequency, and commonly known as millimeter-wave systems, frequency range has abundant idle frequency spectrum resource, can effectively meet the following 5G
Demand to higher capacity and rate.Millimeter wave mobile communication system have the characteristics that frequency range it is high, with roomy, but high band frequency spectrum
Use so that the path loss and shadow fading in signal communication process are significantly larger than low-frequency range frequency spectrum, system of how resolving is covered
Lid and high speed data transfer problem are the key problems that high band system needs to face.
With the raising of carrier wave frequency range, the distance between antenna element is gradually become smaller, this allows for wireless communication system and answers
Become possibility with extensive antenna is disposed.By configuring extensive antenna in sending and receiving end, the wave beam of millimeter-wave systems is more smart
Carefully, millimeter-wave systems covering can be improved.However, to ensure that millimeter-wave systems terminal user can continuously cover, millimeter wave system
The beam direction of system should be able to be tracked according to user's movement or rotation.Traditional wave beam track algorithm is needed to beam direction
It is scanned, efficiency is lower.
Summary of the invention
The technical problem that the present invention solves is how to improve the efficiency of millimeter-wave systems wave beam tracking.
According to an aspect of an embodiment of the present invention, a kind of wave beam tracking is provided, comprising: the first communication equipment exists
In the case that the beam direction of second communication equipment is fixed, multiple training sequences are generated, include horizontal wave in each training sequence
Shu Fangxiang and vertical beam direction；First communication equipment calculates the corresponding signal gain of each training sequence；First communication equipment
Determining makes the maximum horizontal beam direction of signal gain and vertical beam direction in training sequence；First communication equipment is according to determination
Horizontal beam direction and vertical beam direction, with the second communication equipment interaction data information.
In some embodiments, generating multiple training sequences includes: to generate five training sequences, first training sequence packet
Include the horizontal beam direction α of the first communication equipment last time Yu the second communication equipment interactive information1With vertical beam direction β1, the
Two training sequences include horizontal beam direction α1+ σ and vertical beam direction β1, the preset beam direction adjusted value of σ expression, the
Three training sequences include horizontal beam direction α1- σ and vertical beam direction β1, the 4th training sequence includes horizontal beam side
To α1With vertical beam direction β1+ σ, the 5th training sequence include horizontal beam direction α1With vertical beam direction β1- σ.
In some embodiments, the first communication equipment, which determines, makes the maximum horizontal beam direction of signal gain in training sequence
It include: that the first communication equipment is determined by following formula and makes the maximum level of signal gain in training sequence with vertical beam direction
Beam direction:
α=αj, j=argmax { G (αj, βj)}
Wherein, α expression makes the maximum horizontal beam direction of signal gain, αjIndicate j-th of training of the first communication equipment
The horizontal beam direction that sequence includes, βjIndicate the vertical beam direction that j-th of training sequence of the first communication equipment includes, G
Indicate signal gain, j can be with value for 1,2,3；First communication equipment is determined in training sequence by following formula increases signal
The maximum vertical beam direction of benefit:
β=βk, k=argmax { G (αk, βk)}
Wherein, β expression makes the maximum vertical beam direction of signal gain, αkIndicate k-th of training of the first communication equipment
The horizontal beam direction that sequence includes, βkIndicate the vertical beam direction that k-th of training sequence of the first communication equipment includes, k
It can be with value for 1,4,5.
In some embodiments, it includes: first logical that the first communication equipment, which calculates the corresponding signal gain of each training sequence,
Believe that equipment calculates the corresponding signal gain of each training sequence by following formula:
G(αi, βi)=f (αi, N) and * f (βi, N)
Wherein, G indicates signal gain, f (αi, N) and=sin (αi)/[Nsin(αi/ N)], f (βi, N) and=sin (βi)/[Nsin
(βi/ N)], αiIndicate the horizontal beam direction that i-th of training sequence of the first communication equipment includes, βiIndicate the first communication equipment
I-th of training sequence vertical beam direction for including, N indicates the antenna number of the first communication equipment.
In some embodiments, wave beam tracking further include: the second communication equipment is in the wave beam side of the first communication equipment
In the case where fixation, multiple training sequences are generated, include horizontal beam direction and vertical beam direction in each training sequence；
Second communication equipment calculates the corresponding signal gain of each training sequence；Second communication equipment, which determines in training sequence, increases signal
The maximum horizontal beam direction of benefit and vertical beam direction；Second communication equipment is according to determining horizontal beam direction and vertical wave
Shu Fangxiang, with the first communication equipment interaction data information.
In some embodiments, the first communication equipment is terminal, and the second communication equipment is base station；Alternatively, the first communication is set
Standby is base station, and the second communication equipment is terminal.
Other side according to an embodiment of the present invention provides a kind of wave beam tracking communication equipment, wave beam tracking communication
Equipment is the first communication equipment, comprising: the first training sequence generation module, for being fixed in the beam direction of the second communication equipment
In the case where, multiple training sequences are generated, include horizontal beam direction and vertical beam direction in each training sequence；First letter
Number gain calculation module, for calculating the corresponding signal gain of each training sequence；First wave beam direction determining mould, for true
Determine to make the maximum horizontal beam direction of signal gain and vertical beam direction in training sequence；First data information interactive module,
For according to determining horizontal beam direction and vertical beam direction, with the second communication equipment interaction data information.
In some embodiments, the first training sequence generation module is used for: generating five training sequences, first trained sequence
Column include the horizontal beam direction α of the first communication equipment last time and the second communication equipment interactive information1With vertical beam direction
β1；Second training sequence includes horizontal beam direction α1+ σ and vertical beam direction β1, the preset beam direction adjustment of σ expression
Value；Third training sequence includes horizontal beam direction α1- σ and vertical beam direction β1；4th training sequence includes level
Beam direction α1With vertical beam direction β1+ σ, the 5th training sequence include horizontal beam direction α1With vertical beam direction
β1- σ.
In some embodiments, the first wave beam direction determining mould is used for: being determined in training sequence by following formula makes
The maximum horizontal beam direction of signal gain:
α=αj, j=argmax { G (αj, βj)}
Wherein, α expression makes the maximum horizontal beam direction of signal gain, αjIndicate j-th of training of the first communication equipment
The horizontal beam direction that sequence includes, βjIndicate the vertical beam direction that j-th of training sequence of the first communication equipment includes, G
Indicate signal gain, j can be with value for 1,2,3；Being determined by following formula makes signal gain maximum vertical in training sequence
Beam direction:
β=βk, k=argmax { G (αk, βk)}
Wherein, β expression makes the maximum vertical beam direction of signal gain, αkIndicate k-th of training of the first communication equipment
The horizontal beam direction that sequence includes, βkIndicate the vertical beam direction that k-th of training sequence of the first communication equipment includes, k
It can be with value for 1,4,5.
In some embodiments, the first signal gain computing module is used for: calculating each training sequence by following formula
Corresponding signal gain:
G(αi, βi)=f (αi, N) and * f (βi, N)
Wherein, G indicates signal gain, f (αi, N) and=sin (αi)/[Nsin(αi/ N)], f (βi, N) and=sin (βi)/[Nsin
(βi/ N)], αiIndicate the horizontal beam direction that i-th of training sequence of the first communication equipment includes, βiIndicate the first communication equipment
I-th of training sequence vertical beam direction for including, N indicates the antenna number of the first communication equipment.
Another aspect according to an embodiment of the present invention provides a kind of wave beam tracking communication system, wherein wave beam tracking
Communication system includes that the wave beam of any one of claim 7 to 10 such as tracks communication equipment and the second communication equipment, and second is logical
Believe that equipment includes: the second training sequence generation module, for generating in the case where the beam direction of the first communication equipment is fixed
Multiple training sequences include horizontal beam direction and vertical beam direction in each training sequence；Second signal gain calculates mould
Block, for calculating the corresponding signal gain of each training sequence；Second beam direction determining module, for determining in training sequence
Make the maximum horizontal beam direction of signal gain and vertical beam direction；Second data information interactive module, for according to determination
Horizontal beam direction and vertical beam direction, with the first communication equipment interaction data information.
In some embodiments, the first communication equipment is terminal, and the second communication equipment is base station；Alternatively, the first communication is set
Standby is base station, and the second communication equipment is terminal.
The invention proposes a kind of efficient wave beam trackings, can be improved the efficiency of millimeter-wave systems wave beam tracking.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 shows the flow diagram of the wave beam tracking of one embodiment of the invention.
Fig. 2 shows the execution time slot maps of wave beam tracking.
Fig. 3 shows the flow diagram of the wave beam tracking of another embodiment of the present invention.
Fig. 4 shows the structural schematic diagram of one embodiment of wave beam tracking communication equipment of the present invention.
Fig. 5 shows the structural schematic diagram of one embodiment of wave beam tracking communication system of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under all other embodiment obtained, shall fall within the protection scope of the present invention.
Fig. 1 is combined to introduce the wave beam tracking of one embodiment of the invention first.
Fig. 1 shows the flow diagram of the wave beam tracking of one embodiment of the invention.It in the present embodiment, can be with
Terminal is set by the first communication equipment, the second communication equipment is set as base station；Alternatively, setting base for the first communication equipment
It stands, the second communication equipment is set as terminal.As shown in Figure 1, the wave beam tracking in the present embodiment includes:
Step S102, the first communication equipment generate multiple instructions in the case where the beam direction of the second communication equipment is fixed
Practice sequence, includes horizontal beam direction and vertical beam direction in each training sequence.
For example, five training sequences can be generated in the first communication equipment, first training sequence includes the first communication equipment
The last horizontal beam direction α with the second communication equipment interactive information1With vertical beam direction β1；Second training sequence packet
Include horizontal beam direction α1+ σ and vertical beam direction β1, σ indicates preset beam direction adjusted value, is equivalent to wave beam tracking step
It is long；Third training sequence includes horizontal beam direction α1- σ and vertical beam direction β1；4th training sequence includes level
Beam direction α1With vertical beam direction β1+σ；5th training sequence includes horizontal beam direction α1With vertical beam direction
β1- σ.
Step S104, the first communication equipment calculate the corresponding signal gain of each training sequence.
For example, the first communication equipment can calculate the corresponding signal gain of each training sequence by following formula:
G(αi, βi)=f (αi, N) and * f (βi, N)
Wherein, G indicates signal gain, f (αi, N) and=sin (αi)/[Nsin(αi/ N)], f (βi, N) and=sin (βi)/[Nsin
(βi/ N)], αiIndicate the horizontal beam direction that i-th of training sequence of the first communication equipment includes, βiIndicate the first communication equipment
I-th of training sequence vertical beam direction for including, N indicates the antenna number of the first communication equipment.
Step S106, the first communication equipment, which determines, makes the maximum horizontal beam direction of signal gain and vertical in training sequence
Beam direction.
For example, the first communication equipment can be determined by following formula makes the maximum horizontal wave of signal gain in training sequence
Shu Fangxiang:
α=αj, j=argmax { G (αj, βj)}
Wherein, α expression makes the maximum horizontal beam direction of signal gain, αjIndicate j-th of training of the first communication equipment
The horizontal beam direction that sequence includes, βjIndicate the vertical beam direction that j-th of training sequence of the first communication equipment includes, j
It can be with value for 1,2,3；
First communication equipment is determined by following formula makes the maximum vertical beam direction of signal gain in training sequence:
β=βk, k=argmax { G (αk, βk)}
Wherein, β expression makes the maximum vertical beam direction of signal gain, αkIndicate k-th of training of the first communication equipment
The horizontal beam direction that sequence includes, βkIndicate the vertical beam direction that k-th of training sequence of the first communication equipment includes, k
It can be with value for 1,4,5.
Step S108, the first communication equipment are communicated according to determining horizontal beam direction and vertical beam direction with second
Equipment interaction data information.
Fig. 2 shows the execution time slot maps of wave beam tracking.In cycle T, terminal carried out in time t1 wave beam with
Track, then base station carries out wave beam tracking in time t2, and last both sides are carried out data transmission using remaining time.In time t1
Interior, base station fixed beam direction, terminal is within the t11 time using upper primary (i.e. first, direction of matched best information interaction
The beam direction for including in training sequence), using the beam direction for including in second training sequence within the t12 time, in t13
Using the beam direction for including in third training sequence in time, is used in the 4th training sequence within the t14 time and include
Beam direction, determined within the t15 time according to the beam gain being calculated and update optimal beam direction.
In above-described embodiment, in the case where the beam direction of side's communication equipment is fixed, another party's communication equipment according to
Preset step-length carries out the tracking in horizontal beam direction and vertical beam direction, eliminates the mistake of comprehensive scanning in conventional method
Journey improves wave beam tracking efficiency.
In addition, adjustment wave beam that can be adaptive tracks according to mobilities such as the moving direction of user and rate travels
Step-length, to further promote the tracking accuracy and tracking efficiency of wave beam tracking.
It will be understood by those skilled in the art that generating five training sequences in above-described embodiment is only a kind of feelings enumerated
Condition.According to the actual needs of scene, the training sequence of other numbers can also be generated.For example, the movement of user can be determined first
Direction, and three training sequences are generated according to the moving direction of user.First training sequence includes one on the first communication equipment
The secondary horizontal beam direction α with the second communication equipment interactive information1With vertical beam direction β1；Second training sequence includes water
Flat beam direction α1+ σ and vertical beam direction β1, σ indicates preset beam direction adjusted value, is equivalent to wave beam tracing step；The
Three training sequences include horizontal beam direction α1With vertical beam direction β1+σ。
The wave beam tracking of another embodiment of the present invention is introduced below with reference to Fig. 3.
Fig. 3 shows the flow diagram of the wave beam tracking of another embodiment of the present invention.As shown in figure 3, in Fig. 1
Wave beam tracking on the basis of illustrated embodiment, in the present embodiment further include:
Step S310, the second communication equipment generate multiple instructions in the case where the beam direction of the first communication equipment is fixed
Practice sequence, includes horizontal beam direction and vertical beam direction in each training sequence.
Wherein, specific implementation process is similar with step S102.
Step S312, the second communication equipment calculate the corresponding signal gain of each training sequence.
Wherein, specific implementation process is similar with step S104.
Step S314, the second communication equipment, which determines, makes the maximum horizontal beam direction of signal gain and vertical in training sequence
Beam direction.
Wherein, specific implementation process is similar with step S106.
Step S316, the second communication equipment are communicated according to determining horizontal beam direction and vertical beam direction with first
Equipment interaction data information.
Wherein, specific implementation process is similar with step S108.
In above-described embodiment, after side's communication equipment has determined beam direction by wave beam tracking, another party
Communication equipment carries out wave beam tracking by similar mode, thus when the interaction of entire communication system information is determined more accurately
Beam direction further improves wave beam tracking efficiency.
Communication equipment is tracked below with reference to the wave beam that Fig. 4 introduces one embodiment of the invention.
Fig. 4 shows the structural schematic diagram of one embodiment of wave beam tracking communication equipment of the present invention.As shown in figure 4, this
Wave beam in embodiment tracks communication equipment 40
First training sequence generation module 402, for generating in the case where the beam direction of the second communication equipment is fixed
Multiple training sequences include horizontal beam direction and vertical beam direction in each training sequence；
First signal gain computing module 404, for calculating the corresponding signal gain of each training sequence；
First wave beam direction determining mould 406 makes the maximum horizontal beam side of signal gain for determining in training sequence
To with vertical beam direction；
First data information interactive module 408, for according to determining horizontal beam direction and vertical beam direction, with
Two communication equipment interaction data information.
In some embodiments, the first training sequence generation module 402 is used for: generating five training sequences, first instruction
Practice the horizontal beam direction α that sequence includes the first communication equipment last time Yu the second communication equipment interactive information1And vertical beam
Direction β1；Second training sequence includes horizontal beam direction α1+ σ and vertical beam direction β1, the preset beam direction of σ expression
Adjusted value；Third training sequence includes horizontal beam direction α1- σ and vertical beam direction β1；4th training sequence include
Horizontal beam direction α1With vertical beam direction β1+ σ, the 5th training sequence include horizontal beam direction α1With vertical beam side
To β1- σ.
In some embodiments, the first wave beam direction determining mould 406 is used for: being determined in training sequence by following formula
Make the maximum horizontal beam direction of signal gain:
α=αj, j=argmax { G (αj, βj)}
Wherein, α expression makes the maximum horizontal beam direction of signal gain, αjIndicate j-th of training of the first communication equipment
The horizontal beam direction that sequence includes, βjIndicate the vertical beam direction that j-th of training sequence of the first communication equipment includes, G
Indicate signal gain, j can be with value for 1,2,3；Being determined by following formula makes signal gain maximum vertical in training sequence
Beam direction:
β=βk, k=argmax { G (αk, βk)}
Wherein, β expression makes the maximum vertical beam direction of signal gain, αkIndicate k-th of training of the first communication equipment
The horizontal beam direction that sequence includes, βkIndicate the vertical beam direction that k-th of training sequence of the first communication equipment includes, k
It can be with value for 1,4,5.
In some embodiments, the first signal gain computing module is used for: calculating each training sequence by following formula
Corresponding signal gain:
G(αi, βi)=f (αi, N) and * f (βi, N)
Wherein, G indicates signal gain, f (αi, N) and=sin (αi)/[Nsin(αi/ N)], f (βi, N) and=sin (βi)/[Nsin
(βi/ N)], αiIndicate the horizontal beam direction that i-th of training sequence of the first communication equipment includes, βiIndicate the first communication equipment
I-th of training sequence vertical beam direction for including, N indicates the antenna number of the first communication equipment.
In above-described embodiment, in the case where the beam direction of side's communication equipment is fixed, another party's communication equipment according to
Preset step-length carries out the tracking in horizontal beam direction and vertical beam direction, eliminates the mistake of comprehensive scanning in conventional method
Journey improves wave beam tracking efficiency.
Communication system is tracked below with reference to the wave beam that Fig. 5 introduces one embodiment of the invention.
Fig. 5 shows the structural schematic diagram of one embodiment of wave beam tracking communication system of the present invention.As shown in figure 5, this
Wave beam in embodiment tracks communication system 50
Wave beam tracking communication equipment 40 and the second communication equipment 502, the second communication equipment 502 include:
Second training sequence generation module 5022, for giving birth in the case where the fixation of the beam direction of the first communication equipment
It include horizontal beam direction and vertical beam direction in each training sequence at multiple training sequences；
Second signal gain calculation module 5024, for calculating the corresponding signal gain of each training sequence；
Second beam direction determining module 5026 makes the maximum horizontal beam side of signal gain for determining in training sequence
To with vertical beam direction；
Second data information interactive module 5028, for according to determining horizontal beam direction and vertical beam direction, with
First communication equipment interaction data information.
Wherein, the first communication equipment 40 is terminal, and the second communication equipment 502 is base station；Alternatively, the first communication equipment 40 is
Base station, the second communication equipment 502 are terminal.
In above-described embodiment, after side's communication equipment has determined beam direction by wave beam tracking, another party
Communication equipment carries out wave beam tracking by similar mode, thus when the interaction of entire communication system information is determined more accurately
Wave beam tracking efficiency greatly improved in beam direction.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The calculating implemented in non-transient storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) can be used
The form of machine program product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of wave beam tracking, comprising:
First communication equipment generates multiple training sequences, Ge Gexun in the case where the beam direction of the second communication equipment is fixed
Practice includes horizontal beam direction and vertical beam direction in sequence；
First communication equipment calculates the corresponding signal gain of each training sequence；
First communication equipment, which determines, makes the maximum horizontal beam direction of signal gain and vertical beam direction in training sequence；
First communication equipment is believed according to determining horizontal beam direction and vertical beam direction with the second communication equipment interaction data
Breath.
2. wave beam tracking as described in claim 1, wherein described to generate multiple training sequences and include:
Five training sequences are generated, first training sequence interacts letter with the second communication equipment including the first communication equipment last time
The horizontal beam direction α of breath1With vertical beam direction β1, second training sequence includes horizontal beam direction α1+ σ and vertical wave
Shu Fangxiang β1, the preset beam direction adjusted value of σ expression, third training sequence includes horizontal beam direction α1- σ and vertical wave
Shu Fangxiang β1, the 4th training sequence includes horizontal beam direction α1With vertical beam direction β1+ σ, the 5th training sequence include
Horizontal beam direction α1With vertical beam direction β1- σ.
3. wave beam tracking as claimed in claim 2, wherein first communication equipment, which determines, makes signal in training sequence
The maximum horizontal beam direction of gain and vertical beam direction include:
First communication equipment is determined by following formula makes the maximum horizontal beam direction of signal gain in training sequence:
α=αj, j=argmax { G (αj, βj)}
Wherein, α expression makes the maximum horizontal beam direction of signal gain, αjIndicate j-th of training sequence packet of the first communication equipment
The horizontal beam direction included, βjIndicate the vertical beam direction that j-th of training sequence of the first communication equipment includes, G indicates letter
Number gain, j can be with values for 1,2,3；
First communication equipment is determined by following formula makes the maximum vertical beam direction of signal gain in training sequence:
β=βk, k=argmax { G (αk, βk)}
Wherein, β expression makes the maximum vertical beam direction of signal gain, αkIndicate k-th of training sequence packet of the first communication equipment
The horizontal beam direction included, βkIndicate the vertical beam direction that k-th of training sequence of the first communication equipment includes, k can take
Value is 1,4,5.
4. wave beam tracking as described in claim 1, wherein it is corresponding that first communication equipment calculates each training sequence
Signal gain include:
First communication equipment calculates the corresponding signal gain of each training sequence by following formula:
G(αi, βi)=f (αi, N) and * f (βi, N)
Wherein, G indicates signal gain, f (αi, N) and=sin (αi)/[Nsin(αi/ N)], f (βi, N) and=sin (βi)/[Nsin(βi/
N)], αiIndicate the horizontal beam direction that i-th of training sequence of the first communication equipment includes, βiIndicate the of the first communication equipment
The vertical beam direction that i training sequence includes, N indicate the antenna number of the first communication equipment.
5. wave beam tracking as described in claim 1, wherein the wave beam tracking further include:
Second communication equipment generates multiple training sequences, Ge Gexun in the case where the beam direction of the first communication equipment is fixed
Practice includes horizontal beam direction and vertical beam direction in sequence；
Second communication equipment calculates the corresponding signal gain of each training sequence；
Second communication equipment, which determines, makes the maximum horizontal beam direction of signal gain and vertical beam direction in training sequence；
Second communication equipment is believed according to determining horizontal beam direction and vertical beam direction with the first communication equipment interaction data
Breath.
6. the wave beam tracking as described in any one of claims 1 to 5, wherein
First communication equipment is terminal, and second communication equipment is base station；Alternatively,
First communication equipment is base station, and second communication equipment is terminal.
7. a kind of wave beam tracks communication equipment, the wave beam tracking communication equipment is the first communication equipment, comprising:
First training sequence generation module, for generating multiple instructions in the case where the beam direction of the second communication equipment is fixed
Practice sequence, includes horizontal beam direction and vertical beam direction in each training sequence；
First signal gain computing module, for calculating the corresponding signal gain of each training sequence；
First wave beam direction determining mould makes the maximum horizontal beam direction of signal gain and vertical for determining in training sequence
Beam direction；
First data information interactive module, for being communicated with second according to determining horizontal beam direction and vertical beam direction
Equipment interaction data information.
8. wave beam as claimed in claim 7 tracks communication equipment, wherein the first training sequence generation module is used for:
Five training sequences are generated, first training sequence interacts letter with the second communication equipment including the first communication equipment last time
The horizontal beam direction α of breath1With vertical beam direction β1；Second training sequence includes horizontal beam direction α1+ σ and vertical wave
Shu Fangxiang β1, the preset beam direction adjusted value of σ expression；Third training sequence includes horizontal beam direction α1- σ and vertical wave
Shu Fangxiang β1；4th training sequence includes horizontal beam direction α1With vertical beam direction β1+ σ, the 5th training sequence include
Horizontal beam direction α1With vertical beam direction β1- σ.
9. wave beam as claimed in claim 8 tracks communication equipment, wherein the first wave beam direction determining mould is used for:
Being determined by following formula makes the maximum horizontal beam direction of signal gain in training sequence:
α=αj, j=argmax { G (αj, βj)}
Wherein, α expression makes the maximum horizontal beam direction of signal gain, αjIndicate j-th of training sequence packet of the first communication equipment
The horizontal beam direction included, βjIndicate the vertical beam direction that j-th of training sequence of the first communication equipment includes, G indicates letter
Number gain, j can be with values for 1,2,3；
Being determined by following formula makes the maximum vertical beam direction of signal gain in training sequence:
β=βk, k=argmax { G (αk, βk)}
Wherein, β expression makes the maximum vertical beam direction of signal gain, αkIndicate k-th of training sequence packet of the first communication equipment
The horizontal beam direction included, βkIndicate the vertical beam direction that k-th of training sequence of the first communication equipment includes, k can take
Value is 1,4,5.
10. wave beam as claimed in claim 7 tracks communication equipment, wherein the first signal gain computing module is used for:
The corresponding signal gain of each training sequence is calculated by following formula:
G(αi, βi)=f (αi, N) and * f (βi, N)
Wherein, G indicates signal gain, f (αi, N) and=sin (αi)/[Nsin(αi/ N)], f (βi, N) and=sin (βi)/[Nsin(βi/
N)], αiIndicate the horizontal beam direction that i-th of training sequence of the first communication equipment includes, βiIndicate the of the first communication equipment
The vertical beam direction that i training sequence includes, N indicate the antenna number of the first communication equipment.
11. a kind of wave beam tracks communication system, wherein the wave beam tracking communication system includes as appointed in claim 7 to 10
The tracking communication equipment of wave beam described in one and the second communication equipment, second communication equipment include:
Second training sequence generation module, for generating multiple instructions in the case where the beam direction of the first communication equipment is fixed
Practice sequence, includes horizontal beam direction and vertical beam direction in each training sequence；
Second signal gain calculation module, for calculating the corresponding signal gain of each training sequence；
Second beam direction determining module makes the maximum horizontal beam direction of signal gain and vertical for determining in training sequence
Beam direction；
Second data information interactive module, for being communicated with first according to determining horizontal beam direction and vertical beam direction
Equipment interaction data information.
12. wave beam as claimed in claim 11 tracks communication system, wherein
First communication equipment is terminal, and second communication equipment is base station；Alternatively,
First communication equipment is base station, and second communication equipment is terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711155830.1A CN109818657A (en) | 2017-11-20 | 2017-11-20 | Wave beam tracking, wave beam tracking communication equipment and wave beam track communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711155830.1A CN109818657A (en) | 2017-11-20 | 2017-11-20 | Wave beam tracking, wave beam tracking communication equipment and wave beam track communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109818657A true CN109818657A (en) | 2019-05-28 |
Family
ID=66597960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711155830.1A Pending CN109818657A (en) | 2017-11-20 | 2017-11-20 | Wave beam tracking, wave beam tracking communication equipment and wave beam track communication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109818657A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101971517A (en) * | 2008-03-11 | 2011-02-09 | 英特尔公司 | Mmwave wpan communication system with fast adaptive beam tracking |
| CN103795450A (en) * | 2012-10-29 | 2014-05-14 | 电信科学技术研究院 | Methods for transmitting coding indication information and determining pre-coding matrix, system and equipment |
| US20140227966A1 (en) * | 2011-10-20 | 2014-08-14 | Limited Liability Company "Radio Gigabit" | System and method of relay communication with electronic beam adjustment |
| US20150244432A1 (en) * | 2012-05-22 | 2015-08-27 | Mediatek Singapore Pte. Ltd. | Method and Apparatus of Beam Training for MIMO Operation and Multiple Antenna Beamforming Operation |
| CN105553531A (en) * | 2015-12-14 | 2016-05-04 | 北京邮电大学 | Millimeter wave system fast channel estimation method |
| CN106233642A (en) * | 2014-02-17 | 2016-12-14 | 乌贝库米有限公司 | Use the unmanned plane/UAV broadband access to mobile platform |
| CN107078775A (en) * | 2014-07-28 | 2017-08-18 | 英特尔公司 | Method and system for orienting the alignment of the wave beam on Radio Link |
-
2017
- 2017-11-20 CN CN201711155830.1A patent/CN109818657A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101971517A (en) * | 2008-03-11 | 2011-02-09 | 英特尔公司 | Mmwave wpan communication system with fast adaptive beam tracking |
| US20140227966A1 (en) * | 2011-10-20 | 2014-08-14 | Limited Liability Company "Radio Gigabit" | System and method of relay communication with electronic beam adjustment |
| US20150244432A1 (en) * | 2012-05-22 | 2015-08-27 | Mediatek Singapore Pte. Ltd. | Method and Apparatus of Beam Training for MIMO Operation and Multiple Antenna Beamforming Operation |
| CN103795450A (en) * | 2012-10-29 | 2014-05-14 | 电信科学技术研究院 | Methods for transmitting coding indication information and determining pre-coding matrix, system and equipment |
| CN106233642A (en) * | 2014-02-17 | 2016-12-14 | 乌贝库米有限公司 | Use the unmanned plane/UAV broadband access to mobile platform |
| CN107078775A (en) * | 2014-07-28 | 2017-08-18 | 英特尔公司 | Method and system for orienting the alignment of the wave beam on Radio Link |
| CN105553531A (en) * | 2015-12-14 | 2016-05-04 | 北京邮电大学 | Millimeter wave system fast channel estimation method |
Non-Patent Citations (1)
| Title |
|---|
| XINWEI: "Views on NR MIMO Transmission Schemes", 《3GPP TSG RAN WG1 MEETING #86B：R1-1609693》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11563502B2 (en) | Method and user equipment for a signal reception | |
| CN113691273B (en) | Radio frequency control method and device and electronic equipment | |
| Ling et al. | Improvement of location methods based on RFID | |
| Yuan et al. | Energy efficient network localisation using hybrid TOA/AOA measurements | |
| CN113239632A (en) | Wireless performance prediction method and device, electronic equipment and storage medium | |
| CN105517148A (en) | Positioning method and device | |
| CN104066098B (en) | Method and apparatus for distributed wireless networks | |
| CN108990155A (en) | A kind of method and terminal selecting channel | |
| CN105813182A (en) | Low-power-consumption positioning method and low-power-consumption positioning device | |
| CN109818657A (en) | Wave beam tracking, wave beam tracking communication equipment and wave beam track communication system | |
| CN106921978A (en) | A kind of position distribution determines method and device | |
| CN113438733A (en) | System and method for realizing indoor positioning based on 5G and WIFI and electronic equipment | |
| CN109104765A (en) | A kind of CSI transmission method, device, computer readable storage medium | |
| CN102202018A (en) | Channel estimation method based on support vector machine (SVM) | |
| CN103607716A (en) | Highly efficient mixed bandwidth allocation and transmission method in heterogeneous wireless network and device thereof | |
| CN102638807A (en) | Downlink interference determining method and device | |
| CN113395763B (en) | NB terminal high-precision positioning method and system based on 5G/NB-IoT cluster node information fusion | |
| CN103916953A (en) | Method and system for target positioning, and detection nodes | |
| CN106941685A (en) | A kind of method and system for determining reverse connection of antenna | |
| CN113543017B (en) | Wave beam switching method of millimeter wave internet of vehicles and related equipment | |
| CN115209376A (en) | Reflecting surface assistance-based high-speed train communication coverage probability enhancement method and system | |
| CN113543271B (en) | Effective capacity-oriented resource allocation method and system | |
| CN115397012A (en) | Realization method of UWB positioning tracking system based on TWR-TDOA estimation and MPGA layout optimization | |
| WO2021057723A1 (en) | Beam configuration method and apparatus, and storage medium | |
| CN109982246A (en) | A kind of method of adjustment, device and the medium of cellular cell power |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190528 |
|
| RJ01 | Rejection of invention patent application after publication |