CN108024318A - A kind of part-time cognitive method and device suitable for V2P scenes PUE - Google Patents

A kind of part-time cognitive method and device suitable for V2P scenes PUE Download PDF

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Publication number
CN108024318A
CN108024318A CN201610966197.3A CN201610966197A CN108024318A CN 108024318 A CN108024318 A CN 108024318A CN 201610966197 A CN201610966197 A CN 201610966197A CN 108024318 A CN108024318 A CN 108024318A
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window
pue
perceived
resource
periods
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CN108024318B (en
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张二青
周欣
姜春霞
胡炜
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Putian Information Technology Co Ltd
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Putian Information Technology Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

The present invention relates to the part-time cognitive method and device suitable for V2P scenes PUE.The described method includes：At least one sub- window is randomly choosed in any one PUE resource period as its perceived window；And available running time-frequency resource is obtained in the perceived window；Window is selected using corresponding at least one sub- window in the PUE resource periods after any one described PUE resource period as it；And business datum is sent using the running time-frequency resource in the selection window；Removed in each PUE resource periods in the remaining time of perceived window or selection outside window and the PUE is placed in resting state；The PUE resource periods include the more sub- windows obtained according to default division methods.Described device is realized based on method as discussed above.The present invention reduces the energy expenditure of PUE as far as possible, extends its operating time.

Description

A kind of part-time cognitive method and device suitable for V2P scenes PUE
Technical field
Technical field of intelligent traffic of the present invention, more particularly to a kind of part-time cognitive method suitable for V2P scenes PUE and Device.
Background technology
With the fast development of modern automobile industry technology, automobile quantity is increased sharply, greatly improve people's Outside environment, while also triggered more and more traffic accidents and traffic jam, and then influence the traffic safety of people.
The message-switching technique i.e. V2V technologies between vehicle to solve the above problems, many producers begin one's study, and Che-road Between message-switching technique, that is, V2I technologies and vehicle with surrounding arbitrary node message-switching technique, that is, V2X technologies, by car with Car, Che Yulu and car and the information interaction of people, can provide reliable traffic information, so as to effectively change for driver Kind traffic environment.
It is used as the V2P in V2X, that is, communicate between vehicle and pedestrian, it is possible to achieve vehicle communicates with pedestrian, passes through row Human hand held terminal PUE provides safe early warning for pedestrian, so as to improve the traffic safety of pedestrian.But PUE is due to using perception skill Art carries out resource selection,.Since certain energy can be consumed when PUE perceives resource, so that the operating time of PUE is limited.
The content of the invention
One of purpose of the present invention is to provide a kind of part-time cognitive method and dress suitable for V2P scenes PUE Put, cause PUE operating times to be limited using consumed energy during cognition technology progress resource selection for solving PUE in the prior art Technical problem.
For achieving the above object, an embodiment of the present invention provides a kind of part-time perception suitable for V2P scenes PUE Method, the described method includes：
At least one sub- window is randomly choosed in any one PUE resource period as its perceived window；And in the perception Available running time-frequency resource is obtained in window；
It regard corresponding at least one sub- window in the PUE resource periods after any one described PUE resource period as it Select window；And business datum is sent using the running time-frequency resource in the selection window；
Removed in each PUE resource periods in the remaining time of perceived window or selection outside window and the PUE is placed in resting state；
The PUE resource periods include the more sub- windows obtained according to default division methods.
Alternatively, the PUE resource periods are included using following steps configuration：
Obtain V2P service periods TV2PWith PUE service periods TP2V；
According to the V2P service periods TV2PWith the PUE service periods TP2VIn smaller value determine PUE resources week Phase T；
The PUE resource periods T and V2P service periods TV2PWith the PUE service periods TP2VBetween meet：
T≤min(TP2V, TV2P)。
Alternatively, the default division methods are included according to number of users division methods and according to fixed value division methods.
Alternatively, when the available running time-frequency resource obtained in perceived window can not meet PUE business demands, the method is also It is adjusted including the perceived window to the PUE and selection window to obtain the step for the available running time-frequency resource for meeting PUE business Suddenly.
Alternatively, the perceived window to the PUE and selection window be adjusted with obtain meet PUE business it is available when The step of frequency resource, includes：
M times before the perceived window of the PUE and selection window are expanded to respectively is selected as its interim perceived window and temporarily Select window；The interim perceived window and the interim selection window include respectively M it is adjacent and with the perceived window and the selection window The interim sub- perceived window and interim son formed including the sub- window of identical quantity selects window；
By a most perceived window for being determined as the PUE of available running time-frequency resource in the interim sub- perceived windows of the M, Corresponding interim son selection window is determined as the selection window of the PUE.
Second aspect, the embodiment of the present invention additionally provide a kind of part-time sensing device suitable for V2P scenes PUE, institute Stating device includes：
Perceived window acquiring unit, for randomly choosing at least one sub- window in any one PUE resource period as sense Know window；And available running time-frequency resource is obtained in the perceived window；
Window acquiring unit is selected, for will be corresponding in the PUE resource periods after any one described PUE resource period At least one sub- window alternatively window；And business datum is sent using the running time-frequency resource in the selection window；
Sleep block, for being removed the PUE in each PUE resource periods in the remaining time of perceived window or selection outside window It is placed in resting state；
PUE resource periods division module is used to the PUE resource periods are divided into more height using default division methods Window.
Alternatively, described device further includes：
Service period acquiring unit, for obtaining V2P service periods TV2PWith PUE service periods TP2V；
PUE resource period determination units, for according to the V2P service periods TV2PWith the PUE service periods TP2VIn Smaller value determine the PUE resource periods T；
The PUE resource periods T and V2P service periods TV2PWith the PUE service periods TP2VBetween meet：
T≤min(TP2V, TV2P)。
Alternatively, the default division methods are included according to number of users division methods and according to fixed value division methods.
Alternatively, when the available running time-frequency resource obtained in perceived window can not meet PUE business demands, described device is also Including resource gravity treatment module, be adjusted for the perceived window to the PUE and selection window meet PUE business to obtain can Running time-frequency resource.
Alternatively, the resource gravity treatment module includes：
Perceived window and selection window expanding element, for the M before expanding to the perceived window of the PUE and selection window respectively Again as its interim perceived window and interim selection window；It is a adjacent that the interim perceived window and the interim selection window include M respectively And include interim sub- perceived window and the interim son selection window that the sub- window of identical quantity is formed with the perceived window and the selection window；
Perceived window and selection window determination unit, for available running time-frequency resource in the M interim sub- perceived windows is most A perceived window for being determined as the PUE, corresponding interim son selection window is determined as the selection window of the PUE.
The present invention sets selection window in the latter PUE resource periods, makes by setting perceived window in PUE resource periods PUE perceives available running time-frequency resource in perceived window, and business datum is sent in selection window, PUE resource periods except perceived window or Remaining time is placed in resting state outside window for selection.As it can be seen that in each PUE resource periods, each PUE only have a perceived window or Person select window in work, remaining time in a dormant state so that as far as possible reduce PUE energy expenditure, when extending its work It is long.
Brief description of the drawings
The features and advantages of the present invention can be more clearly understood by reference to attached drawing, attached drawing is schematically without that should manage Solve to carry out any restrictions to the present invention, in the accompanying drawings：
Fig. 1 is a kind of part-time cognitive method schematic diagram suitable for V2P scenes PUE provided in an embodiment of the present invention；
Fig. 2~Fig. 4 is PUE resources reuse adoption process schematic diagram in the embodiment of the present invention.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
In a first aspect, an embodiment of the present invention provides a kind of part-time cognitive method suitable for V2P scenes PUE, it is described Method includes：
At least one sub- window is randomly choosed in any one PUE resource period as its perceived window；And in the perception Available running time-frequency resource is obtained in window；
It regard corresponding at least one sub- window in the PUE resource periods after any one described PUE resource period as it Select window；And business datum is sent using the running time-frequency resource in the selection window；
Removed in each PUE resource periods in the remaining time of perceived window or selection outside window and the PUE is placed in resting state；
The PUE resource periods include the more sub- windows obtained according to default division methods.
Below in conjunction with the accompanying drawings and embodiment suitable for the part-time cognitive method of V2P scenes PUE to being described in detail.
Resource pool configuration is carried out according to V2P business features in the embodiment of the present invention, and configures certain resource pool cycle；So PUE resource pool cycle lengths are configured within the resource pool cycle afterwards.Assuming that V2P service periods and PUE service periods are respectively TV2P And TP2V, as shown in Figure 1, being that each PUE configures certain resource pool in resource period, then resource pool cycle T can basis TV2PAnd TP2VDetermine：
T≤min(TP2V, TV2P)。
As it can be seen that resource pool cycle T is by TV2PAnd TP2VDetermine.
Independent resource pond or the resource pool shared with other are configured in resource pool as PUE resource pools.Shown in Fig. 1 Each resource pool cycle in certain time as PUE resource pool cycles tp2vAnd the tp2v≤T.In addition, the V2P resource pool times are grown Degree can be configured as the case may be, and the present invention is not construed as limiting.
To avoid between different PUE causing conflict using running time-frequency resource in PUE resource pools, the embodiment of the present invention is by PUE Resource pool is divided into N number of different sub- window (with 1,2,3 in Fig. 1 ... ..., N) according to default division methods and represents that each PUE can To take at least one sub- window.Illustrate to simplify, taking a sub- window in the embodiment of the present invention with each PUE illustrates.
Above-mentioned default division methods are included according to number of users division methods and according to fixed value division methods.Wherein according to Amount division methods, refer to the quantity according to active user (i.e. PUE), and it is special as its to distribute the regular hour for each PUE Sub- window, PUE can perceive running time-frequency resource or transmission services data in the sub- window.According to fixed value division methods, refer to by PUE resource periods are divided into more sub- windows according to regular length, and such PUE can randomly choose a sub- window in more sub- windows As its special sub- window.It should be noted that the division methods of above-mentioned PUE resource periods can also be wrapped in the embodiment of the present invention The division methods for the running time-frequency resource for distributing identical quantity are included, those skilled in the art can be selected according to specifically used scene Select, the present invention is not construed as limiting.
As shown in Figure 1, within first PUE resource pool cycle, each PUE randomly chooses a sub- window as its perceived window (the sub- window 1 such as in resource pool cycle T 1), in the perceived window, PUE can perceive available running time-frequency resource.Positioned at first After the PUE resource pool cycles and in adjacent second PUE resource pool cycle (the sub- window 1 such as in resource pool cycle T 2), selection Sub- window corresponding with perceived window in first PUE resource pool cycle as its select window, selection window in, PUE using it is above-mentioned can Running time-frequency resource transmits PUE business datums.
In practical application, each PUE needs to meet when obtaining perceived window and selection window：
1st, the perceived window of PUE and corresponding selection window include one or more sub- window in time domain.
2nd, any two PUE independently selects respective perceived window and selection window.
After PUE chooses perceived window or selection window in each resource period, available time-frequency is perceived in its perceived window Resource, the transmission services data in corresponding selection window, resting state is set within the remaining time of resource period.As it can be seen that The working time of PUE by original lasting perception and transmission services data, be changed into perceiving each perceived window in the present invention Nei with Transmission services data, PUE power consumptions are changed into original tp2v/ NT, can significantly reduce the power consumption of PUE, so as to extend each PUE's Operating time.
In practical application, each PUE is random acquisition perceived window and selection window, thus occurs that part PUE is feeling Know that the available running time-frequency resource perceived in window can not meet PUE business demands.To solve the above problems, in the embodiment of the present invention Resource gravity treatment is carried out to this part PUE, that is, the perceived window and selection window for adjusting this part PUE meet PUE business to obtain Available running time-frequency resource.Carrying out resource gravity treatment to PUE includes：
M times before the perceived window of the PUE and selection window are expanded to respectively is selected as its interim perceived window and temporarily Select window；The interim perceived window and the interim selection window include respectively M it is adjacent and with the perceived window and the selection window The interim sub- perceived window and interim son formed including the sub- window of identical quantity selects window；M<N.
It is corresponding to face by a most perceived window for being determined as PUE of available running time-frequency resource in M interim sub- perceived windows When son selection window be determined as the selection window of PUE.
Exemplified by when the perceived window (perceived window i+1 in Fig. 2) and M=2 of the PUE shown in Fig. 2, as shown in figure 3, by perceived window Expand to original window length respectively with selection window 2 times obtain interim perceived window and interim selection window, perceived window i that will be original and Corresponding selection window i respectively becomes interim perception window, which includes interim sub- perceived window i+1 and interim sub- perception Window i+2, and interim son selection window i+1 and interim son select window i+2.It should be noted that it illustrate only in Fig. 2~4 each The situation of perceived window and selection window.Then, available time-frequency money in relatively more interim sub- perceived window i+1 and interim sub- perceived window i+2 The size in source.Finally, as shown in figure 4, using the most interim sub- perceived window of available running time-frequency resource as the perceived window of this PUE (interim sub- perceived window i+2 in Fig. 4), selection window (in Fig. 4 select window i+2) of the corresponding interim son selection window as this PUE.
Provide only PUE in the embodiment of the present invention selects an available running time-frequency resource is most to face from M perceived window When the sub- perceived window perceived window final as its, it will be understood that, when the most interim sub- perceived window of available running time-frequency resource When can not meet the business demand of PUE, at this time can by running time-frequency resource it is more before 2,3 ... ..., N number of interim sub- perceived window is total to With its perceived window is used as, so as to meet the business demand of PUE.Those skilled in the art can be matched somebody with somebody according to specifically used scene Put, the present invention is not construed as limiting.
To embody a kind of superiority of part-time cognitive method suitable for V2P scenes PUE provided in an embodiment of the present invention, The embodiment of the present invention additionally provides a kind of part-time sensing device suitable for V2P scenes PUE, including：
Perceived window acquiring unit, for randomly choosing at least one sub- window in any one PUE resource period as sense Know window；And available running time-frequency resource is obtained in the perceived window；
Window acquiring unit is selected, for will be corresponding in the PUE resource periods after any one described PUE resource period At least one sub- window alternatively window；And business datum is sent using the running time-frequency resource in the selection window；
Sleep block, for being removed the PUE in each PUE resource periods in the remaining time of perceived window or selection outside window It is placed in resting state；
PUE resource periods division module is used to the PUE resource periods are divided into more height using default division methods Window.
Alternatively, described device further includes：
Service period acquiring unit, for obtaining V2P service periods TV2PWith PUE service periods TP2V；
PUE resource period determination units, for according to the V2P service periods TV2PWith the PUE service periods TP2VIn Smaller value determine the PUE resource periods T；
The PUE resource periods T and V2P service periods TV2PWith the PUE service periods TP2VBetween meet：
T≤min(TP2V, TV2P)。
Alternatively, the default division methods are included according to number of users division methods and according to fixed value division methods.
Alternatively, when the available running time-frequency resource obtained in perceived window can not meet PUE business demands, described device is also Including resource gravity treatment module, be adjusted for the perceived window to the PUE and selection window meet PUE business to obtain can Running time-frequency resource.
Alternatively, the resource gravity treatment module includes：
Perceived window and selection window expanding element, for the M before expanding to the perceived window of the PUE and selection window respectively Again as its interim perceived window and interim selection window；It is a adjacent that the interim perceived window and the interim selection window include M respectively And include interim sub- perceived window and the interim son selection window that the sub- window of identical quantity is formed with the perceived window and the selection window；
Perceived window and selection window determination unit, for available running time-frequency resource in the M interim sub- perceived windows is most A perceived window for being determined as the PUE, corresponding interim son selection window is determined as the selection window of the PUE.
Part-time sensing device provided by the invention suitable for V2P scenes PUE is suitable for V2P scenes based on described above The part-time cognitive method of PUE is realized, thus can solve same technical problem, and obtains identical technique effect, This is no longer repeated one by one.
In conclusion the part-time cognitive method and device provided in an embodiment of the present invention suitable for V2P scenes PUE, leads to Cross and perceived window is set in PUE resource periods, selection window is set in the latter PUE resource periods, PUE is perceived in perceived window Available running time-frequency resource, business datum is sent in selection window, and PUE resource periods except perceived window or selection, put outside window by remaining time In resting state.As it can be seen that in each PUE resource periods, each PUE only has work in a perceived window or selection window, remains The remaining time in a dormant state, so as to reduce the energy expenditure of PUE as far as possible, extends its operating time.
In the present invention, term " first ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or Imply relative importance.Term " multiple " refers to two or more, unless otherwise restricted clearly.
Although being described in conjunction with the accompanying embodiments of the present invention, those skilled in the art can not depart from this hair Various modifications and variations are made in the case of bright spirit and scope, such modifications and variations are each fallen within by appended claims Within limited range.

Claims (10)

  1. A kind of 1. part-time cognitive method suitable for V2P scenes PUE, it is characterised in that the described method includes：
    At least one sub- window is randomly choosed in any one PUE resource period as its perceived window；And in the perceived window Obtain available running time-frequency resource；
    Selected corresponding at least one sub- window in the PUE resource periods after any one described PUE resource period as it Window；And business datum is sent using the running time-frequency resource in the selection window；
    Removed in each PUE resource periods in the remaining time of perceived window or selection outside window and the PUE is placed in resting state；
    The PUE resource periods include the more sub- windows obtained according to default division methods.
  2. 2. part-time cognitive method according to claim 1, it is characterised in that the PUE resource periods are using following Step configuration includes：
    Obtain V2P service periods TV2PWith PUE service periods TP2V；
    According to the V2P service periods TV2PWith the PUE service periods TP2VIn smaller value determine the PUE resource periods T；
    The PUE resource periods T and V2P service periods TV2PWith the PUE service periods TP2VBetween meet：
    T≤min(TP2V, TV2P)。
  3. 3. part-time cognitive method according to claim 1 or 2, it is characterised in that the default division methods include According to number of users division methods and according to fixed value division methods.
  4. 4. part-time cognitive method according to claim 1, it is characterised in that when obtained in perceived window it is available when When frequency resource can not meet PUE business demands, the method, which further includes, is adjusted the perceived window and selection window of the PUE To obtain the step of meeting the available running time-frequency resource of PUE business.
  5. 5. part-time cognitive method according to claim 4, it is characterised in that perceived window and choosing to the PUE Selecting window and being adjusted is included with obtaining the step of meeting the available running time-frequency resource of PUE business：
    M times before the perceived window of the PUE and selection window are expanded to respectively selects window as its interim perceived window and temporarily； The interim perceived window and the interim selection window include respectively M it is adjacent and include phase with the perceived window and the selection window The interim sub- perceived window and interim son formed with the sub- window of quantity selects window；
    It is corresponding by a most perceived window for being determined as the PUE of available running time-frequency resource in the M interim sub- perceived windows Interim sub- selection window be determined as the selection window of the PUE.
  6. 6. a kind of part-time sensing device suitable for V2P scenes PUE, it is characterised in that described device includes：
    Perceived window acquiring unit, for randomly choosing at least one sub- window perceptually window in any one PUE resource period； And available running time-frequency resource is obtained in the perceived window；
    Select window acquiring unit, for by the PUE resource periods after any one described PUE resource period it is corresponding at least One sub- window alternatively window；And business datum is sent using the running time-frequency resource in the selection window；
    The PUE, is placed in by sleep block for being removed in each PUE resource periods in the remaining time of perceived window or selection outside window Resting state；
    PUE resource periods division module is used to the PUE resource periods are divided into more sub- windows using default division methods.
  7. 7. part-time sensing device according to claim 6, it is characterised in that described device further includes：
    Service period acquiring unit, for obtaining V2P service periods TV2PWith PUE service periods TP2V；
    PUE resource period determination units, for according to the V2P service periods TV2PWith the PUE service periods TP2VIn compared with Small value determines the PUE resource periods T；
    The PUE resource periods T and V2P service periods TV2PWith the PUE service periods TP2VBetween meet：
    T≤min(TP2V, TV2P)。
  8. 8. the part-time sensing device according to claim 6 or 7, it is characterised in that the default division methods include According to number of users division methods and according to fixed value division methods.
  9. 9. part-time sensing device according to claim 6, it is characterised in that when obtained in perceived window it is available when When frequency resource can not meet PUE business demands, described device further includes resource gravity treatment module, for the perceived window to the PUE And selection window is adjusted the available running time-frequency resource for meeting PUE business with acquisition.
  10. 10. part-time sensing device according to claim 9, it is characterised in that the resource gravity treatment module includes：
    Perceived window and selection window expanding element, make for M times before expanding to the perceived window of the PUE and selection window respectively For its interim perceived window and interim selection window；The interim perceived window and the interim selection window include respectively M it is adjacent and with The perceived window and the selection window include the interim sub- perceived window that the sub- window of identical quantity is formed and select window with interim son；
    Perceived window and selection window determination unit, for by available running time-frequency resource is most in the interim sub- perceived windows of the M one A perceived window for being determined as the PUE, corresponding interim son selection window are determined as the selection window of the PUE.
CN201610966197.3A 2016-10-31 2016-10-31 Partial time sensing method and device suitable for PUE (pulse over Ethernet) in V2P scene Expired - Fee Related CN108024318B (en)

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