CN108040123A - Energy management method in a kind of Internet of Things - Google Patents
Energy management method in a kind of Internet of Things Download PDFInfo
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- CN108040123A CN108040123A CN201711445006.XA CN201711445006A CN108040123A CN 108040123 A CN108040123 A CN 108040123A CN 201711445006 A CN201711445006 A CN 201711445006A CN 108040123 A CN108040123 A CN 108040123A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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Abstract
The present invention relates to energy management method in a kind of Internet of Things, including：S1, the first communication node is detected self electric quantity Expenditure Levels and sends energy management information under mode of frequency division duplexing；Activation third communication node is sent acquisition signal in energy transmission direction by third communication node on the energy carrier frequency of energy carrier frequency information set after S2, the second communication node receive energy management information；S3, the first communication node receive energy transmission direction acquisition signal on energy carrier frequency and determine the energy position of third communication node-node transmission and energy transmission directional information is fed back to the second communication node；S4, the second communication node notify third communication node on energy carrier frequency according to energy transmission direction transmission energy after receiving energy transmission directional information；S5, the first communication node receive third communication node-node transmission energy and to the second communication node feedback informations；S6, the classification for judging the feedback information that the second communication node receives；Improve the service efficiency of network.
Description
Technical field
The invention belongs to energy management method in wireless communication technique improvement areas, more particularly to a kind of Internet of Things.
Background technology
5G will meet diversified business demand of the people in various regions such as inhabitation, work, leisure and traffic, even if close
Collect residential quarter, office, stadium, outdoor rally, subway, through street, high ferro and wide area covering etc. with ultra high flux density,
Superelevation connection number density, the scene of ultrahigh-mobility feature, or user provides ultra high-definition video, virtual reality, enhancing
The ultimate attainment business experiences such as reality, cloud desktop, game on line.At the same time, 5G will also penetrate into Internet of Things and various industries field,
Merged with industrial plants, Medical Instruments, vehicles even depth, effectively meet the various of the vertical industries such as industry, medical treatment, traffic
Change business demand, realize really " all things on earth interconnection ".
5G application scenarios can be divided into two major classes, i.e. mobile broadband (MBB, Mobile Broadband) and Internet of Things
(IoT, Internet of Things).Wherein, the major technique demand of mobile broadband access is high power capacity, there is provided high data
Speed, to meet constantly increasing for data traffic requirement.Internet of Things is mainly by machine communication（MTC, Machine Type
Communication）The driving of demand, can be further divided into two types, include the magnanimity machine communication of low rate（MMC,
Massive Machine Communication）The highly reliable machine communication with low time delay.Wherein, for the magnanimity of low rate
Machine communication, the access of magnanimity node low rate, the data packet of transmission is usually smaller, and interval time can be relatively long, this kind of node
Cost and power consumption generally also can be very low；For the highly reliable machine communication of low time delay, it is mainly directed towards real-time and reliability will
Ask the machine communication that comparison is high, such as real-time alert, real time monitoring etc..
In 5th Generation Mobile Communication System, the core scenario for needing most further investigation is exactly machine communication, such as industry
4.0th, the hot fields in car networking, robot etc. future are all the typical cases of this scenes of internet of things, if based on tradition
Mobile communication system to support machine communication, can bring makes the energy consumption of terminal very high and what energy can not be replenished in time asks
Topic.
The content of the invention
It is an object of the invention to provide energy management method in a kind of Internet of Things, it is intended to solves terminal in machine communication
The technical problem that energy consumption is very high and energy can not be replenished in time.
The present invention is achieved in that energy management method in a kind of Internet of Things, the first communication under mode of frequency division duplexing
Node is detected self electric quantity Expenditure Levels and sends energy management information；
S2, the second communication node activate third communication node by third communication node in energy carrier frequency after receiving energy management information
Energy transmission direction is sent on the energy carrier frequency of information aggregate and obtains signal to the first communication node；
S3, the first communication node receive energy transmission direction acquisition signal on energy carrier frequency and determine third communication node-node transmission
Energy transmission directional information is simultaneously fed back to the second communication node by energy position；
S4, the second communication node notify third communication node on energy carrier frequency according to energy after receiving energy transmission directional information
Transmission direction transmission energy；
S5, the first communication node receive third communication node-node transmission energy and to the second communication node feedback informations；
S6, the classification for judging the feedback information that the second communication node receives；If feedback information is energy harvesting efficiency information, judge
Energy harvesting efficiency is less than third predetermined value or energy harvesting efficiency and is more than the 4th predetermined value, such as less than third predetermined value, then and the
The energy that the notice third communication node increase of two communication nodes is sent, such as larger than the 4th predetermined value, then the second communication node notify
Third communication node reduces the energy sent；If feedback information sends information to stop energy, the second communication node notifies the
Three communication nodes close and stop energy transmission.
The present invention further technical solution be：It is further comprising the steps of in the step S1：
S11, judge detect whether electricity is less than first predetermined value or electric quantity consumption is more than second predetermined value within a predetermined period of time,
If so, then the first communication node sends energy management information, if not, not sending information.
The present invention further technical solution be：Information about power of the energy management information including the first communication node,
Positional information, support to carry out the one or more of the energy carrier frequency information set of energy transmission, the energy carrier frequency information set
In energy carrier frequency be more than the carrier frequency that carries out data transmission of the first communication node and the second communication node.
The present invention further technical solution be：It is further comprising the steps of in the step S2：
S21, according to the closest N root antenna activation third communication nodes of the first communication node；
S22, third communication node select T roots antenna to be sent out on the energy carrier frequency in energy carrier frequency information set from N root antennas
Energy transmission direction is sent to obtain signal；
Wherein, N is the integer more than or equal to 128, and T is the integer more than N/20 and less than N.
The present invention further technical solution be：It is further comprising the steps of in the step S3：
S31, the second channel arrow by compressed sensing algorithm from the first channel vector reply N root antennas of obtained T root antennas
Amount；
S32, the covariance matrix to channel vector carry out singular value decomposition and obtain right singular matrix；
S33, arrange the energy position for determining third communication node-node transmission according to the preceding Z of right singular matrix；
Wherein, Z is the integer for being less than or equal to N more than or equal to 1.
The present invention further technical solution be：The first predetermined value is the first communication node electricity maximum
10%, the predetermined amount of time is 30 days, and the second predetermined value is the 5% of the first communication node electricity maximum, described
Third predetermined value is 1%/hour of the first communication node electricity maximum, and the 4th predetermined value is the described first communication
3%/hour of node electricity maximum.
The present invention further technical solution be：The N roots antenna of the third communication node is rectangle or arranged in a straight line, T
Root antenna is to choose to obtain from N root antennas equal intervals；The N roots antenna of the third communication node is other arrangements, the T roots
Antenna is to randomly select to obtain from N root antennas.
The present invention further technical solution be：The solar recharging module startup time of first communication node is more than
1 it is small when, first communication node sends the stopping energy and sends information；The electricity of first communication node reaches 90%
More than, first communication node sends the stopping energy and sends information.
The present invention further technical solution be：The sending cycle that first communication node and the second communication node are consulted
Energy harvesting efficiency information is sent to property information cycle, when the sending cycle is small more than or equal to 6；The first communication node work
Make abnormal information include the identification information of the first communication node, type information, positional information, one kind of enabling time information or
It is a variety of.
The present invention further technical solution be：Second communication node receives energy harvesting efficiency information continuous Y times
Obtain energy transmission efficiency and be respectively less than third predetermined value, second communication node sends first to exception control data center and leads to
Believe the instruction of node operation irregularity information；Or second communication node receives energy harvesting efficiency information continuous Y times and obtains energy
Efficiency of transmission is respectively less than third predetermined value, and the second communication node notice third communication node stops energy transmission and notifies the
One communication node stops energy acceptance and enters transmitting abnormal signal state, wherein, Y is the integer more than or equal to 3.
The beneficial effects of the invention are as follows：It can not be replenished in time using the very high and energy present method solves the energy consumption of terminal
The problem of, the maintenance cost of user is effectively reduced, improves the service efficiency of network, reaches the demand of " green communications ".
Brief description of the drawings
Fig. 1 is the flow chart of energy management method in Internet of Things provided in an embodiment of the present invention.
Fig. 2 is the position relationship schematic diagram of energy transmission node provided in an embodiment of the present invention and terminal.
Fig. 3 is energy transmission node antennas selection schematic diagram provided in an embodiment of the present invention.
Embodiment
As shown in Figure 1, energy management method in Internet of Things provided by the invention, details are as follows for it：
Step S1, the first communication node is detected self electric quantity Expenditure Levels and sends energy pipe under mode of frequency division duplexing
Manage information；The first communication node being operated under mode of frequency division duplexing is detected self electric quantity Expenditure Levels, if electricity
Electric quantity consumption less than first predetermined value or within a predetermined period of time is higher than second predetermined value, then first communication node is sent
Energy management information, wherein, the energy management information includes at least the information about power of first communication node, described first
The positional information of communication node, first communication node are supported to carry out the energy carrier frequency information set of energy transmission, the energy
Energy carrier frequency is more than first communication node and second communication node progress data biography in loading gage frequency information aggregate
Defeated carrier frequency；The first predetermined value is the 10% of the first communication node electricity maximum, and the predetermined amount of time is
30 days, the second predetermined value was the 5% of the first communication node electricity maximum, and first communication node sends energy
The running time-frequency resource of management information is that multiple first communication nodes are shared, and different first communication nodes have different code words.
Step S2, activation third communication node is existed by third communication node after the second communication node receives energy management information
Energy transmission direction is sent on the energy carrier frequency of energy carrier frequency information set and obtains signal to the first communication node；Second communication section
After point receives the energy management information, include N root antenna threeth closest with first communication node is activated
Communication node, the third communication node selects T root antennas from the N roots antenna, in the energy carrier frequency information set
Energy carrier frequency on send energy transmission direction and obtain signal to first communication node, wherein, N is more than or equal to 128
Integer, T are the integer more than N/20 and less than N；The N roots antenna that the third communication node includes is rectangle or arranged in a straight line,
Then the T roots antenna is chosen to obtain from the N roots antenna equal intervals；If the N root antennas that the third communication node includes
For other arrangements, then the T roots antenna randomly selects to obtain from the N roots antenna.
Step S3, the first communication node receive energy transmission direction acquisition signal on energy carrier frequency and determine third communication section
Energy transmission directional information is simultaneously fed back to the second communication node by the energy position of point transmission；First communication node is described
The energy transmission direction is received on energy carrier frequency and obtains signal, by compressed sensing algorithm from the obtained T roots antenna
First channel vector recovers the second channel vector of the N roots antenna, and the covariance matrix progress to the channel vector is unusual
Value decomposition obtains right singular matrix, and the preceding Z row based on the right singular matrix determine the energy of the third communication node-node transmission
Direction, and the energy transmission directional information is fed back into second communication node, wherein, Z is to be less than or equal to more than or equal to 1
The integer of N；The Z values are equal in N number of singular value of the covariance matrix, are not less than（0.9* maximum singular values）Singular value
Number.
Step S4, the second communication node notify third communication node on energy carrier frequency after receiving energy transmission directional information
According to energy transmission direction transmission energy；After second communication node receives the energy transmission directional information, institute is notified
Third communication node is stated on the energy carrier frequency according to energy transmission direction transmission energy；If first communication section
When the solar recharging module startup working time of point is small more than 1, then first communication node sends the stopping energy hair
Deliver letters breath, or if the electricity of first communication node reaches more than 90%, first communication node send described in stop
Only energy sends information.Sending cycle information cycle property of first communication node based on the negotiation with the second communication node
The energy harvesting efficiency information is sent, wherein, when the sending cycle is small more than or equal to 6.
Step S5, the first communication node receive third communication node-node transmission energy and to the second communication node feedback informations；
First communication node receives the energy, and feeds back energy harvesting efficiency information to second communication node or stop energy
Amount sends information.
Step S6, judges the classification for the feedback information that the second communication node receives；If feedback information is energy harvesting efficiency
Information, judges that energy harvesting efficiency is less than third predetermined value or energy harvesting efficiency is more than the 4th predetermined value, the such as less than the 3rd is pre-
Definite value, the then energy that the increase of the second communication node notice third communication node is sent, such as larger than the 4th predetermined value, then the second communication
Node notice third communication node reduces the energy sent；If feedback information sends information, the second communication section to stop energy
Point notice third communication node closes and stops energy transmission.
If second communication node receives the energy harvesting efficiency information, if energy harvesting efficiency is less than the
Three predetermined values, then second communication node notifies the energy that the third communication node increase is sent, if energy harvesting effect
Rate is more than the 4th predetermined value, then second communication node notifies the third communication node to reduce the energy sent.
If second communication node, which receives, stops energy transmission information, described in the second communication node notice
Third communication node is closed, and is stopped energy and is sent.
If described continuous Y times received energy harvesting efficiency information of second communication node obtains energy transmission efficiency
Both less than third predetermined value, then the second communication node transmission indicate the information of the first communication node operation irregularity to different
Often control data center, wherein Y are the integer more than or equal to 3.
If described continuous Y times received energy harvesting efficiency information of second communication node obtains energy transmission efficiency
Both less than third predetermined value, then second communication node send signaling to second communication node, second communication section
Point notifies the third communication node to stop energy transmission, and it is fixed that second communication node notifies that first communication node is sent
Position reference signal, the second communication node notice fourth communication node set reception location reference signals, the described 4th
Communication node set is determined subsequently to first communication node according to the energy size of the location reference signals received
The fourth communication node of transmission energy, wherein, Y is the integer more than or equal to 3.
One below is included at least in the information of instruction the first communication node operation irregularity：First communication
The identification information of node, the type information of first communication node, the positional information of first communication node, described first
The enabling time information of communication node.
The third predetermined value is 1%/hour of the first communication node electricity maximum, and the 4th predetermined value is
3%/hour of the first communication node electricity maximum.
Embodiment 1
The terminal-pair self electric quantity Expenditure Levels being operated under mode of frequency division duplexing are detected, if electricity is predetermined less than first
Value or electric quantity consumption within a predetermined period of time are higher than second predetermined value, then terminal sends energy management information, wherein, the energy
Measure management information and include at least the energy loading gage that the information about power of terminal, the positional information of terminal, terminal support progress energy transmission
Frequency information aggregate, energy carrier frequency is more than the carrier frequency that terminal carries out data transmission with base station in the energy carrier frequency information set
Frequency.
After base station receives the energy management information, the activation energy comprising N root antenna closest with oneself passes
Defeated node（Energy transmission node 2 in Fig. 2）, energy transmission node selects T root antennas from the N roots antenna, in the energy
Energy transmission direction is sent on energy carrier frequency in loading gage frequency information aggregate and obtains signal to terminal, wherein, N be more than or equal to
128 integer, T are the integer more than N/20 and less than N.
Terminal receives the energy transmission direction on the energy carrier frequency and obtains signal, by compressed sensing algorithm from
First channel vector of the T roots antenna arrived recovers the second channel vector of the N roots antenna, to the association of the channel vector
Variance matrix carries out singular value decomposition and obtains right singular matrix, and the preceding Z row based on the right singular matrix determine that the energy passes
The energy position of defeated node-node transmission, and the energy transmission directional information is fed back into base station, wherein, Z is to be less than more than or equal to 1
Integer equal to N.
After base station receives the energy transmission directional information, notice energy transmission node on the energy carrier frequency according to
Energy transmission direction transmission energy.
Terminal receives the energy, and to base station feedback energy harvesting efficiency information or stops energy transmission information.
If base station receives the energy harvesting efficiency information, if energy harvesting efficiency is less than third predetermined value,
The energy that base station notice energy transmission node increase is sent, if energy harvesting efficiency is more than the 4th predetermined value, base station notice
Energy transmission node reduces the energy sent.
If base station, which receives, stops energy transmission information, base station notice energy transmission node is closed, and stops energy hair
Send.
Embodiment 2
The terminal-pair self electric quantity Expenditure Levels being operated under mode of frequency division duplexing are detected, if electricity is predetermined less than first
Value or electric quantity consumption within a predetermined period of time are higher than second predetermined value, then terminal sends energy management information, wherein, the energy
Measure management information and include at least the energy loading gage that the information about power of terminal, the positional information of terminal, terminal support progress energy transmission
Frequency information aggregate, energy carrier frequency is more than the carrier frequency that terminal carries out data transmission with base station in the energy carrier frequency information set
Frequency.Preferably, the first predetermined value be terminal power maximum 10%, the predetermined amount of time be 30 days, described second
Predetermined value is the 5% of terminal power maximum.
After base station receives the energy management information, the activation energy comprising N root antenna closest with oneself passes
Defeated node（Energy transmission node 2 in Fig. 2）, energy transmission node selects T root antennas from the N roots antenna, in the energy
Energy transmission direction is sent on energy carrier frequency in loading gage frequency information aggregate and obtains signal to terminal, wherein, N be more than or equal to
128 integer, T are the integer more than N/20 and less than N.
Terminal receives the energy transmission direction on the energy carrier frequency and obtains signal, by compressed sensing algorithm from
First channel vector of the T roots antenna arrived recovers the second channel vector of the N roots antenna, to the association of the channel vector
Variance matrix carries out singular value decomposition and obtains right singular matrix, and the preceding Z row based on the right singular matrix determine that the energy passes
The energy position of defeated node-node transmission, and the energy transmission directional information is fed back into base station, wherein, Z is to be less than more than or equal to 1
Integer equal to N.
After base station receives the energy transmission directional information, notice energy transmission node on the energy carrier frequency according to
Energy transmission direction transmission energy.
Terminal receives the energy, and to base station feedback energy harvesting efficiency information or stops energy transmission information.
If base station receives the energy harvesting efficiency information, if energy harvesting efficiency is less than third predetermined value,
The energy that base station notice energy transmission node increase is sent, if energy harvesting efficiency is more than the 4th predetermined value, base station notice
Energy transmission node reduces the energy sent.Preferably, the third predetermined value be terminal power maximum 1%/hour, institute
State 3%/hour that the 4th predetermined value is terminal power maximum.
If base station, which receives, stops energy transmission information, base station notice energy transmission node is closed, and stops energy hair
Send.
Embodiment 3
The terminal-pair self electric quantity Expenditure Levels being operated under mode of frequency division duplexing are detected, if electricity is predetermined less than first
Value or electric quantity consumption within a predetermined period of time are higher than second predetermined value, then terminal sends energy management information, wherein, the energy
Measure management information and include at least the energy loading gage that the information about power of terminal, the positional information of terminal, terminal support progress energy transmission
Frequency information aggregate, energy carrier frequency is more than the carrier frequency that terminal carries out data transmission with base station in the energy carrier frequency information set
Frequency.Preferably, the running time-frequency resource that terminal sends energy management information is that multiple first communication nodes are shared, and difference first is logical
Letter node has different code words, and user can be distinguished well while saving control resource.
After base station receives the energy management information, the activation energy comprising N root antenna closest with oneself passes
Defeated node（Energy transmission node 2 in Fig. 2）, energy transmission node selects T root antennas from the N roots antenna, in the energy
Energy transmission direction is sent on energy carrier frequency in loading gage frequency information aggregate and obtains signal to terminal, wherein, N be more than or equal to
128 integer, T are the integer more than N/20 and less than N.
Terminal receives the energy transmission direction on the energy carrier frequency and obtains signal, by compressed sensing algorithm from
First channel vector of the T roots antenna arrived recovers the second channel vector of the N roots antenna, to the association of the channel vector
Variance matrix carries out singular value decomposition and obtains right singular matrix, and the preceding Z row based on the right singular matrix determine that the energy passes
The energy position of defeated node-node transmission, and the energy transmission directional information is fed back into base station, wherein, Z is to be less than more than or equal to 1
Integer equal to N.
After base station receives the energy transmission directional information, notice energy transmission node on the energy carrier frequency according to
Energy transmission direction transmission energy.
Terminal receives the energy, and to base station feedback energy harvesting efficiency information or stops energy transmission information.
If base station receives the energy harvesting efficiency information, if energy harvesting efficiency is less than third predetermined value,
The energy that base station notice energy transmission node increase is sent, if energy harvesting efficiency is more than the 4th predetermined value, base station notice
Energy transmission node reduces the energy sent.
If base station, which receives, stops energy transmission information, base station notice energy transmission node is closed, and stops energy hair
Send.
Embodiment 4
The terminal-pair self electric quantity Expenditure Levels being operated under mode of frequency division duplexing are detected, if electricity is predetermined less than first
Value or electric quantity consumption within a predetermined period of time are higher than second predetermined value, then terminal sends energy management information, wherein, the energy
Measure management information and include at least the energy loading gage that the information about power of terminal, the positional information of terminal, terminal support progress energy transmission
Frequency information aggregate, energy carrier frequency is more than the carrier frequency that terminal carries out data transmission with base station in the energy carrier frequency information set
Frequency.
After base station receives the energy management information, the activation energy comprising N root antenna closest with oneself passes
Defeated node（Energy transmission node 2 in Fig. 2）, energy transmission node selects T root antennas from the N roots antenna, in the energy
Energy transmission direction is sent on energy carrier frequency in loading gage frequency information aggregate and obtains signal to terminal, wherein, N be more than or equal to
128 integer, T are the integer more than N/20 and less than N.Preferably, if the N roots antenna that energy transmission node includes is square
Shape is arranged in a straight line, then the T roots antenna is chosen to obtain from the N roots antenna equal intervals（As shown in figure 3, thick line represents choosing
In antenna, every 2 day line selections one）；If the N roots antenna that energy transmission node includes is other arrangements, the T roots
Antenna randomly selects to obtain from the N roots antenna.
Terminal receives the energy transmission direction on the energy carrier frequency and obtains signal, by compressed sensing algorithm from
First channel vector of the T roots antenna arrived recovers the second channel vector of the N roots antenna, to the association of the channel vector
Variance matrix carries out singular value decomposition and obtains right singular matrix, and the preceding Z row based on the right singular matrix determine that the energy passes
The energy position of defeated node-node transmission, and the energy transmission directional information is fed back into base station, wherein, Z is to be less than more than or equal to 1
Integer equal to N.
After base station receives the energy transmission directional information, notice energy transmission node on the energy carrier frequency according to
Energy transmission direction transmission energy.
Terminal receives the energy, and to base station feedback energy harvesting efficiency information or stops energy transmission information.
If base station receives the energy harvesting efficiency information, if energy harvesting efficiency is less than third predetermined value,
The energy that base station notice energy transmission node increase is sent, if energy harvesting efficiency is more than the 4th predetermined value, base station notice
Energy transmission node reduces the energy sent.
If base station, which receives, stops energy transmission information, base station notice energy transmission node is closed, and stops energy hair
Send.
Embodiment 5
The terminal-pair self electric quantity Expenditure Levels being operated under mode of frequency division duplexing are detected, if electricity is predetermined less than first
Value or electric quantity consumption within a predetermined period of time are higher than second predetermined value, then terminal sends energy management information, wherein, the energy
Measure management information and include at least the energy loading gage that the information about power of terminal, the positional information of terminal, terminal support progress energy transmission
Frequency information aggregate, energy carrier frequency is more than the carrier frequency that terminal carries out data transmission with base station in the energy carrier frequency information set
Frequency.
After base station receives the energy management information, the activation energy comprising N root antenna closest with oneself passes
Defeated node（Energy transmission node 2 in Fig. 2）, energy transmission node selects T root antennas from the N roots antenna, in the energy
Energy transmission direction is sent on energy carrier frequency in loading gage frequency information aggregate and obtains signal to terminal, wherein, N be more than or equal to
128 integer, T are the integer more than N/20 and less than N.
Terminal receives the energy transmission direction on the energy carrier frequency and obtains signal, by compressed sensing algorithm from
First channel vector of the T roots antenna arrived recovers the second channel vector of the N roots antenna, to the association of the channel vector
Variance matrix carries out singular value decomposition and obtains right singular matrix, and the preceding Z row based on the right singular matrix determine that the energy passes
The energy position of defeated node-node transmission, and the energy transmission directional information is fed back into base station, wherein, Z is to be less than more than or equal to 1
Integer equal to N.For example, one shares 5 singular values（10,9.5,9.3,6,2）, then qualified singular value be（10,9.5,
9.3）, the value of Z is 3.
After base station receives the energy transmission directional information, notice energy transmission node on the energy carrier frequency according to
Energy transmission direction transmission energy.
Terminal receives the energy, and to base station feedback energy harvesting efficiency information or stops energy transmission information.
If base station receives the energy harvesting efficiency information, if energy harvesting efficiency is less than third predetermined value,
The energy that base station notice energy transmission node increase is sent, if energy harvesting efficiency is more than the 4th predetermined value, base station notice
Energy transmission node reduces the energy sent.
If base station, which receives, stops energy transmission information, base station notice energy transmission node is closed, and stops energy hair
Send.
Embodiment 6
The terminal-pair self electric quantity Expenditure Levels being operated under mode of frequency division duplexing are detected, if electricity is predetermined less than first
Value or electric quantity consumption within a predetermined period of time are higher than second predetermined value, then terminal sends energy management information, wherein, the energy
Measure management information and include at least the energy loading gage that the information about power of terminal, the positional information of terminal, terminal support progress energy transmission
Frequency information aggregate, energy carrier frequency is more than the carrier frequency that terminal carries out data transmission with base station in the energy carrier frequency information set
Frequency.
After base station receives the energy management information, the activation energy comprising N root antenna closest with oneself passes
Defeated node（Energy transmission node 2 in Fig. 2）, energy transmission node selects T root antennas from the N roots antenna, in the energy
Energy transmission direction is sent on energy carrier frequency in loading gage frequency information aggregate and obtains signal to terminal, wherein, N be more than or equal to
128 integer, T are the integer more than N/20 and less than N.
Terminal receives the energy transmission direction on the energy carrier frequency and obtains signal, by compressed sensing algorithm from
First channel vector of the T roots antenna arrived recovers the second channel vector of the N roots antenna, to the association of the channel vector
Variance matrix carries out singular value decomposition and obtains right singular matrix, and the preceding Z row based on the right singular matrix determine that the energy passes
The energy position of defeated node-node transmission, and the energy transmission directional information is fed back into base station, wherein, Z is to be less than more than or equal to 1
Integer equal to N.
After base station receives the energy transmission directional information, notice energy transmission node on the energy carrier frequency according to
Energy transmission direction transmission energy.
Terminal receives the energy, and to base station feedback energy harvesting efficiency information or stops energy transmission information.It is preferred that
Ground, if the solar recharging module startup working time of terminal is small more than 1, terminal sends the stopping energy and sends letter
Breath, or if the electricity of terminal reaches more than 90%, terminal sends the stopping energy and sends information.
If base station receives the energy harvesting efficiency information, if energy harvesting efficiency is less than third predetermined value,
The energy that base station notice energy transmission node increase is sent, if energy harvesting efficiency is more than the 4th predetermined value, base station notice
Energy transmission node reduces the energy sent.
If base station, which receives, stops energy transmission information, base station notice energy transmission node is closed, and stops energy hair
Send.
Embodiment 7
The terminal-pair self electric quantity Expenditure Levels being operated under mode of frequency division duplexing are detected, if electricity is predetermined less than first
Value or electric quantity consumption within a predetermined period of time are higher than second predetermined value, then terminal sends energy management information, wherein, the energy
Measure management information and include at least the energy loading gage that the information about power of terminal, the positional information of terminal, terminal support progress energy transmission
Frequency information aggregate, energy carrier frequency is more than the carrier frequency that terminal carries out data transmission with base station in the energy carrier frequency information set
Frequency.
After base station receives the energy management information, the activation energy comprising N root antenna closest with oneself passes
Defeated node（Energy transmission node 2 in Fig. 2）, energy transmission node selects T root antennas from the N roots antenna, in the energy
Energy transmission direction is sent on energy carrier frequency in loading gage frequency information aggregate and obtains signal to terminal, wherein, N be more than or equal to
128 integer, T are the integer more than N/20 and less than N.
Terminal receives the energy transmission direction on the energy carrier frequency and obtains signal, by compressed sensing algorithm from
First channel vector of the T roots antenna arrived recovers the second channel vector of the N roots antenna, to the association of the channel vector
Variance matrix carries out singular value decomposition and obtains right singular matrix, and the preceding Z row based on the right singular matrix determine that the energy passes
The energy position of defeated node-node transmission, and the energy transmission directional information is fed back into base station, wherein, Z is to be less than more than or equal to 1
Integer equal to N.
After base station receives the energy transmission directional information, notice energy transmission node on the energy carrier frequency according to
Energy transmission direction transmission energy.
Terminal receives the energy, and to base station feedback energy harvesting efficiency information or stops energy transmission information.
If base station receives the energy harvesting efficiency information, if energy harvesting efficiency is less than third predetermined value,
The energy that base station notice energy transmission node increase is sent, if energy harvesting efficiency is more than the 4th predetermined value, base station notice
Energy transmission node reduces the energy sent.Preferably, if the received energy harvesting efficiency information in continuous Y times of base station obtains
Third predetermined value is both less than to energy transmission efficiency, then the information of base station transmission instruction terminal operation irregularity gives exception control data
Center, wherein Y are the integer more than or equal to 3.
If base station, which receives, stops energy transmission information, base station notice energy transmission node is closed, and stops energy hair
Send.
Embodiment 8
The terminal-pair self electric quantity Expenditure Levels being operated under mode of frequency division duplexing are detected, if electricity is predetermined less than first
Value or electric quantity consumption within a predetermined period of time are higher than second predetermined value, then terminal sends energy management information, wherein, the energy
Measure management information and include at least the energy loading gage that the information about power of terminal, the positional information of terminal, terminal support progress energy transmission
Frequency information aggregate, energy carrier frequency is more than the carrier frequency that terminal carries out data transmission with base station in the energy carrier frequency information set
Frequency.
After base station receives the energy management information, the activation energy comprising N root antenna closest with oneself passes
Defeated node（Energy transmission node 2 in Fig. 2）, energy transmission node selects T root antennas from the N roots antenna, in the energy
Energy transmission direction is sent on energy carrier frequency in loading gage frequency information aggregate and obtains signal to terminal, wherein, N be more than or equal to
128 integer, T are the integer more than N/20 and less than N.
Terminal receives the energy transmission direction on the energy carrier frequency and obtains signal, by compressed sensing algorithm from
First channel vector of the T roots antenna arrived recovers the second channel vector of the N roots antenna, to the association of the channel vector
Variance matrix carries out singular value decomposition and obtains right singular matrix, and the preceding Z row based on the right singular matrix determine that the energy passes
The energy position of defeated node-node transmission, and the energy transmission directional information is fed back into base station, wherein, Z is to be less than more than or equal to 1
Integer equal to N.
After base station receives the energy transmission directional information, notice energy transmission node on the energy carrier frequency according to
Energy transmission direction transmission energy.
Terminal receives the energy, and to base station feedback energy harvesting efficiency information or stops energy transmission information.
If base station receives the energy harvesting efficiency information, if energy harvesting efficiency is less than third predetermined value,
The energy that base station notice energy transmission node increase is sent, if energy harvesting efficiency is more than the 4th predetermined value, base station notice
Energy transmission node reduces the energy sent.Preferably, if the received energy harvesting efficiency information in continuous Y times of base station obtains
Third predetermined value is both less than to energy transmission efficiency, then the information of base station transmission instruction terminal operation irregularity gives exception control data
Center, wherein Y are the integer more than or equal to 3.Preferably, in the information of the instruction terminal operation irregularity include at least it is following it
One：The identification information of terminal, the type information of terminal, the positional information of terminal, the enabling time information of terminal, exception control number
Abnormality processing scheme is generated according to these information and be sent to maintenance personnel according to center.Preferably, if base station receives for continuous Y times
The energy harvesting efficiency information obtain energy transmission efficiency and be both less than third predetermined value, then base station notice energy transmission node
Stop energy transmission, notice terminal stops energy acceptance, and state is handled into abnormal signal, and in this state, terminal can week
The distinctive signal for the equipment transmitting that maintenance personnel holds is scanned to phase property, after receiving the distinctive signal, terminal can send alarm sound,
Red eye is lighted at the same time, to allow maintenance personnel that the position of oneself is accurately positioned.
If base station, which receives, stops energy transmission information, base station notice energy transmission node is closed, and stops energy hair
Send.
Embodiment 9
The terminal-pair self electric quantity Expenditure Levels being operated under mode of frequency division duplexing are detected, if electricity is predetermined less than first
Value or electric quantity consumption within a predetermined period of time are higher than second predetermined value, then terminal sends energy management information, wherein, the energy
Measure management information and include at least the energy loading gage that the information about power of terminal, the positional information of terminal, terminal support progress energy transmission
Frequency information aggregate, energy carrier frequency is more than the carrier frequency that terminal carries out data transmission with base station in the energy carrier frequency information set
Frequency.
After base station receives the energy management information, the activation energy comprising N root antenna closest with oneself passes
Defeated node（Energy transmission node 2 in Fig. 2）, energy transmission node selects T root antennas from the N roots antenna, in the energy
Energy transmission direction is sent on energy carrier frequency in loading gage frequency information aggregate and obtains signal to terminal, wherein, N be more than or equal to
128 integer, T are the integer more than N/20 and less than N.
Terminal receives the energy transmission direction on the energy carrier frequency and obtains signal, by compressed sensing algorithm from
First channel vector of the T roots antenna arrived recovers the second channel vector of the N roots antenna, to the association of the channel vector
Variance matrix carries out singular value decomposition and obtains right singular matrix, and the preceding Z row based on the right singular matrix determine that the energy passes
The energy position of defeated node-node transmission, and the energy transmission directional information is fed back into base station, wherein, Z is to be less than more than or equal to 1
Integer equal to N.
After base station receives the energy transmission directional information, notice energy transmission node on the energy carrier frequency according to
Energy transmission direction transmission energy.
Terminal receives the energy, and to base station feedback energy harvesting efficiency information or stops energy transmission information.
If base station receives the energy harvesting efficiency information, if energy harvesting efficiency is less than third predetermined value,
The energy that base station is sent by signaling the increase of energy transmission node, if energy harvesting efficiency is more than the 4th predetermined value,
Base station reduces the energy sent by signaling energy transmission node.If continuous Y times received energy harvesting of terminal
Efficiency information obtains energy transmission efficiency and is both less than third predetermined value, then terminal sends signaling to base station, and base station notice energy passes
Defeated node stops energy transmission, and base station notice terminal sends location reference signals, and base station notice fourth communication node set receives
The location reference signals, the fourth communication node set are true according to the energy size of the location reference signals received
The fixed fourth communication node for subsequently giving the first communication node transmission energy, fourth communication node is to terminal according to above-mentioned flow
Transmission energy, wherein, Y is the integer more than or equal to 3.
If base station, which receives, stops energy transmission information, base station notice energy transmission node is closed, and stops energy hair
Send.
It is to be appreciated that in above-described embodiment, base station carries out uplink communication with terminal by frequency f2, is carried out by frequency f1
Downlink communication, is communicated between base station and energy transmission unit by frequency f2.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (10)
1. energy management method in a kind of Internet of Things, it is characterised in that the described method comprises the following steps：
S1, the first communication node is detected self electric quantity Expenditure Levels and sends energy management letter under mode of frequency division duplexing
Breath；
S2, the second communication node activate third communication node by third communication node in energy carrier frequency after receiving energy management information
Energy transmission direction is sent on the energy carrier frequency of information aggregate and obtains signal to the first communication node；
S3, the first communication node receive energy transmission direction acquisition signal on energy carrier frequency and determine third communication node-node transmission
Energy transmission directional information is simultaneously fed back to the second communication node by energy position；
S4, the second communication node notify third communication node on energy carrier frequency according to energy after receiving energy transmission directional information
Transmission direction transmission energy；
S5, the first communication node receive third communication node-node transmission energy and to the second communication node feedback informations；
S6, the classification for judging the feedback information that the second communication node receives；If feedback information is energy harvesting efficiency information, judge
Energy harvesting efficiency is less than third predetermined value or energy harvesting efficiency and is more than the 4th predetermined value, such as less than third predetermined value, then and the
The energy that the notice third communication node increase of two communication nodes is sent, such as larger than the 4th predetermined value, then the second communication node notify
Third communication node reduces the energy sent；If feedback information sends information to stop energy, the second communication node notifies the
Three communication nodes close and stop energy transmission.
2. energy management method in Internet of Things according to claim 1, it is characterised in that further included in the step S1 with
Lower step：
S11, judge detect whether electricity is less than first predetermined value or electric quantity consumption is more than second predetermined value within a predetermined period of time,
If so, then the first communication node sends energy management information, if not, not sending information.
3. energy management method in Internet of Things according to claim 2, it is characterised in that the energy management information includes
The information about power of first communication node, positional information, one kind or more of the energy carrier frequency information set of support progress energy transmission
Kind, the energy carrier frequency in the energy carrier frequency information set is more than the first communication node and the second communication node carries out data
The carrier frequency of transmission.
4. energy management method in Internet of Things according to claim 2, it is characterised in that further included in the step S2 with
Lower step：
S21, according to the closest N root antenna activation third communication nodes of the first communication node；
S22, third communication node select T roots antenna to be sent out on the energy carrier frequency in energy carrier frequency information set from N root antennas
Energy transmission direction is sent to obtain signal；
Wherein, N is the integer more than or equal to 128, and T is the integer more than N/20 and less than N.
5. energy management method in Internet of Things according to claim 4, it is characterised in that further included in the step S3 with
Lower step：
S31, the second channel arrow by compressed sensing algorithm from the first channel vector reply N root antennas of obtained T root antennas
Amount；
S32, the covariance matrix to channel vector carry out singular value decomposition and obtain right singular matrix；
S33, arrange the energy position for determining third communication node-node transmission according to the preceding Z of right singular matrix；
Wherein, Z is the integer for being less than or equal to N more than or equal to 1.
6. energy management method in Internet of Things according to claim 4, it is characterised in that the first predetermined value is described
The 10% of first communication node electricity maximum, the predetermined amount of time are 30 days, and the second predetermined value is the described first communication
The 5% of node electricity maximum, the third predetermined value are 1%/hour of the first communication node electricity maximum, described the
Four predetermined values are 3%/hour of the first communication node electricity maximum.
7. energy management method in Internet of Things according to claim 6, it is characterised in that the N of the third communication node
Root antenna is rectangle or arranged in a straight line, and T root antennas are to choose to obtain from N root antennas equal intervals；The third communication node
N roots antenna is other arrangements, and the T roots antenna is to randomly select to obtain from N root antennas.
8. energy management method in Internet of Things according to claim 7, it is characterised in that first communication node is too
When the sun energy charging module startup time is small more than 1, the first communication node transmission is described to stop energy transmission information；Described
The electricity of one communication node reaches more than 90%, and first communication node sends the stopping energy and sends information.
9. energy management method in Internet of Things according to claim 8, it is characterised in that first communication node and
Energy harvesting efficiency information is sent to sending cycle property information cycle that two communication nodes are consulted, the sending cycle is more than or equal to
6 it is small when；The information of the first communication node operation irregularity includes the identification information, type information, position of the first communication node
The one or more of information, enabling time information.
10. energy management method in Internet of Things according to claim 9, it is characterised in that second communication node connects
Receive energy harvesting efficiency information continuous Y times and obtain energy transmission efficiency and be respectively less than third predetermined value, second communication node is given
Exception control data center sends the instruction of the first communication node operation irregularity information；Or the continuous Y receipts of the second communication node
Energy transmission efficiency is obtained to energy harvesting efficiency information and is respectively less than third predetermined value, and second communication node notifies threeway
Letter node stops energy transmission and notifies the first communication node to stop energy acceptance and enter transmitting abnormal signal state, wherein, Y is
Integer more than or equal to 3.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157988A (en) * | 2011-03-15 | 2011-08-17 | 东南大学 | Wireless charging and power supply method for wireless sensor network node |
| CN105099003A (en) * | 2015-07-28 | 2015-11-25 | 联想(北京)有限公司 | Wireless charging method and corresponding device |
| US20160126753A1 (en) * | 2014-10-31 | 2016-05-05 | Teslonix Inc. | Wireless Energy Transfer Using Alignment Of Electromagnetic Waves |
| CN106026234A (en) * | 2016-06-06 | 2016-10-12 | 薛寿贞 | Wireless charging system |
-
2017
- 2017-12-27 CN CN201711445006.XA patent/CN108040123B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157988A (en) * | 2011-03-15 | 2011-08-17 | 东南大学 | Wireless charging and power supply method for wireless sensor network node |
| US20160126753A1 (en) * | 2014-10-31 | 2016-05-05 | Teslonix Inc. | Wireless Energy Transfer Using Alignment Of Electromagnetic Waves |
| CN105099003A (en) * | 2015-07-28 | 2015-11-25 | 联想(北京)有限公司 | Wireless charging method and corresponding device |
| CN106026234A (en) * | 2016-06-06 | 2016-10-12 | 薛寿贞 | Wireless charging system |
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