CN101778456B - System and method for improving effect of sleep for electricity saving - Google Patents

System and method for improving effect of sleep for electricity saving Download PDF

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Publication number
CN101778456B
CN101778456B CN2009102390608A CN200910239060A CN101778456B CN 101778456 B CN101778456 B CN 101778456B CN 2009102390608 A CN2009102390608 A CN 2009102390608A CN 200910239060 A CN200910239060 A CN 200910239060A CN 101778456 B CN101778456 B CN 101778456B
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power saving
saving class
activation
sleep
window
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CN101778456A (en
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夏鹏
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ZTE Corp
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ZTE Corp
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Priority to PCT/CN2010/073952 priority patent/WO2010148978A1/en
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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
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0235—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a power saving command
    • 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)
  • Telephonic Communication Services (AREA)

Abstract

The invention discloses a system and method for improving the effect of sleep for electricity saving. The system comprises a base station and a terminal, wherein the base comprises a detection module and a computation module; the detection module is used for searching for the last electricity saving category which enters into the sleep activation state; the computation module is used for computing the subsequent first max sleep window position of the electricity saving category and the initial sleep window position of the electricity saving category to be activated; and the terminal is used for activating the electricity saving category to be activated to enter into the sleep activation state from the initial sleep window position. The method comprises the following steps: searching for the last electricity saving category which has entered into the sleep activation state and computing the subsequent first max sleep window position of the electricity saving category and the initial sleep window position of the electricity saving category to be activated; and the electricity saving category to be activated entering into the sleep activation state from the initial sleep window position. The invention ensures the max sleep window of the electricity saving category to be activated to be aligned with the max sleep window of the activated electricity saving category, lengthens the sleep time of the terminal and improves the effect of electricity saving of the terminal.

Description

Improve system and the method thereof of effect of sleep for electricity saving
Technical field
The present invention relates to field of mobile communication, relate in particular to a kind of system and method thereof that improves effect of sleep for electricity saving.
Background technology
Park mode is a kind of electricity-saving function, terminal is in can close receiver transmitter and reach power saving effect under the park mode, terminal can be defined as all connections different power saving classes according to demand, both can be defined as different power saving classes according to different business, also the different definition that can sort out according to up-downgoing is different power saving class.Park mode necessarily requires all connections of terminal to be in the power saving class of activation, and the connection that the power saving class comprises is carried out dormancy and monitoring according to the attribute of power saving class definition, just can enter resting state when different power saving class sleep window are overlapping.And system is implemented in when determining to activate the original position of a certain power saving class at present, do not realize fully that this power saving class aligns with other power saving class dormant window, the monitoring window that the dormant window of certain power saving class and another power saving class usually occur is overlapping, referring to Fig. 1, shorten the time that terminal keeps resting state, influenced the power saving effect of terminal.
Summary of the invention
One of purpose of the present invention is to provide a kind of system and method thereof that improves effect of sleep for electricity saving, prolongs terminal and enters the time of resting state, improves the power saving effect of terminal.
The present invention proposes a kind of system that improves effect of sleep for electricity saving, this system is applicable to that same terminal exists two or more power saving classes to be activated, and described terminal exists at least one power saving class to enter the dormancy state of activation, comprise base station and terminal, wherein, described base station comprises: detection module and computing module;
Described detection module is used for searching the power saving class that last has entered the dormancy state of activation;
Described computing module, be used for to calculate described last entered first follow-up maximum sleep window position of power saving class of dormancy state of activation, align with described last maximum sleep window that has entered the power saving class of dormancy state of activation with first maximum sleep window of guaranteeing the power saving class that the described next one is to be activated in the initial dormant window position of calculating power saving class next to be activated according to this follow-up first maximum sleep window position.
Described terminal is used for activating described next one power saving class to be activated and enters the dormancy state of activation from described initial dormant window position.
Preferably, in the system of described raising effect of sleep for electricity saving, described detection module for detection of the state of the power saving class in the terminal, determines to exist the power saving class that enters the dormancy state of activation.
Preferably, in the system of described raising effect of sleep for electricity saving, described detection module for detection of the state of the power saving class in the terminal, determines not exist the power saving class that enters the dormancy state of activation.
Preferably, in the system of described raising effect of sleep for electricity saving, described terminal is used for then activating power saving class to be activated and entering the dormancy state of activation from the optional position when self there not being the power saving class that has entered the dormancy state of activation.
The present invention proposes a kind of method that improves effect of sleep for electricity saving in addition, and this method is applicable to that same terminal exists two or more power saving classes to be activated, and described terminal exists at least one power saving class to enter the dormancy state of activation, comprises step:
Search the power saving class that last has entered the dormancy state of activation, calculate first follow-up maximum sleep window position of this power saving class, align with described last maximum sleep window that has entered the power saving class of dormancy state of activation with first maximum sleep window of guaranteeing the power saving class that the described next one is to be activated in the initial dormant window position of calculating power saving class next to be activated according to this follow-up first maximum sleep window position;
Described next one power saving class to be activated enters the dormancy state of activation from described initial dormant window position.
Preferably, the method for described raising effect of sleep for electricity saving also comprised step before searching last power saving class step that has entered the dormancy state of activation:
Detect the state of power saving class, determine to exist the power saving class that enters the dormancy state of activation.
Preferably, the method for described raising effect of sleep for electricity saving also comprised step before searching last power saving class step that has entered the dormancy state of activation:
Detect the state of power saving class, determine not exist the power saving class that enters the dormancy state of activation;
Activate power saving class to be activated and enter the dormancy state of activation from the optional position.
The system of raising effect of sleep for electricity saving provided by the invention and method thereof, its method adopts searches the power saving class that last has entered the dormancy state of activation, calculate first follow-up maximum sleep window position of this power saving class, calculate the initial dormant window position of power saving class to be activated according to this maximum sleep window position; Described power saving class to be activated enters the mode of dormancy state of activation from described initial dormant window position, guaranteed that the maximum sleep window that this power saving class to be activated enters after the dormancy state of activation aligns with the maximum sleep window of the power saving class that has activated, prolong the dormancy time of terminal, improved the power saving effect of terminal.
Description of drawings
Fig. 1 is the unjustified structural representation of dormant window of the power saving class of prior art;
Fig. 2 is the structural representation of the dormant window alignment of power saving class of the present invention;
Fig. 3 is the system configuration schematic diagram of raising effect of sleep for electricity saving of the present invention;
Fig. 4 is the method flow diagram that improves effect of sleep for electricity saving that provides of the present invention.
The realization of the object of the invention, functional characteristics and advantage will be in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
System of the present invention is in order to improve the effect of sleep for electricity saving of terminal, power saving class status detection module in the basis of original module of base station has additional for detection of terminal, and last has entered the computing module of the initial dormant window position of the maximum sleep window position of power saving class of dormancy state of activation and power saving class to be activated to be used for computing terminal, after making a plurality of different power saving classes enter the dormancy state of activation, the alignment of maximum sleep window, it is the longest to guarantee that terminal is in time of resting state, thereby reaches the effect that improves the terminal power saving.
The system of raising effect of sleep for electricity saving of the present invention, referring to Fig. 3, it comprises base station 10 and terminal 20; Wherein, described base station comprises: signal dispatcher module 11, definition module 12, detection module 13, computing module 14;
Wherein, described signal dispatcher module 11 is used for receiving terminal 20 applications and activates power saving category information MOB_SLP-REQ, and this application is activated power saving category information MOB_SLP-REQ is sent to definition module 12;
Described signal dispatcher module 11 also is used for activating power saving class response message MOB_SLP-RSP to terminal 20 feedbacks;
Described definition module 12, be used for activating according to application the still power saving class definition dormancy parameter to be activated of the terminal 20 of power saving category information MOB_SLP-REQ, this dormancy parameter comprises: initial dormant window, monitoring window, maximum sleep window, and the dormancy parameter of definition add activated power saving class response message MOB_SLP-RSP, and then feed back to terminal 20 by signal dispatcher module 11;
Wherein, the relation between described dormancy parameter is as follows:
Monitor window: Listening window=L;
Initial dormant window: Initial sleep window=I=n*Listening window=n*L; (n generally can get 1);
Final dormant window: Final sleep window=2K * Initial sleep window=2K*I=max_ dormancy _ window;
Maximum sleep window: max_sleep_window/Intial_Sleep_Window=2K.
Described detection module 13, state for detection of each power saving class in the terminal 20, judge and whether have the power saving class that has entered the dormancy state of activation in the described terminal 20, if not, then the power saving class to be activated in the terminal 20 then selects the optional position to enter the dormancy state of activation as initial dormant window position; If then search the power saving class that last has entered the dormancy state of activation, and dormancy parameter and the dormancy state of activation information of this power saving class be sent to computing module 14
Described computing module 14, be used for according to described dormancy parameter and dormancy state of activation information calculations described last entered first follow-up maximum sleep window position of the power saving class of dormancy state of activation, and the initial dormant window position of calculating power saving class to be activated according to this maximum sleep window position, this initial dormant window positional information feeds back to terminal 20 by signal dispatcher module 11 again;
After terminal 20 is received described initial dormant window positional information, then activate power saving class to be activated and enter resting state from this initial dormant window position.
A plurality of different power saving classes are arranged in the described terminal 20, after each power saving class enters the dormancy state of activation, enter dormant window successively and monitor window, and dormant window and monitoring window alternately occur, described dormant window comprises initial dormant window and maximum sleep window, wherein, the dormant window that enters for the first time is initial dormant window, every through dormant window and monitor window alternately after, the time span of dormant window then doubles, time span up to dormant window arrives the maximum of setting, and it is different that the time span of follow-up dormant window keeps, and is referred to as the maximum sleep window; Described initial dormant window is identical with the time span of monitoring window.
First activation enters the power saving class of resting state in the terminal 20, and its initial dormant window position can be selected arbitrarily; Activate shape and in terminal 20, there are a plurality of power saving classes to enter dormancy, then the initial dormant window position of next power saving class to be activated needs to calculate definite according to having entered first follow-up maximum sleep window position that in the dormancy state of activation last enter the dormancy state of activation, align with described last maximum sleep window that enters the power saving class of dormancy state of activation with first maximum sleep window of guaranteeing the power saving class that this next one is to be activated, thereby make that the dormancy time of terminal 20 is long as much as possible.
The method of raising effect of sleep for electricity saving of the present invention, dormancy according to different power saving classes in the same terminal of initial dormant window position (Start_frame_number) control in the dormancy parameter that activates power saving class response message MOB_SLP-RSP activates original position, namely control the original position of the initial dormant window of each power saving class, make as far as possible in each power saving class maximum sleep window alignment, it is the longest to make terminal enter time of dormancy, reaches the purpose that improves power saving effect.
Described terminal sends application and activates power saving category information MOB_SLP-REQ to the base station, the dormancy parameter of the power saving class to be activated in the power saving category information MOB_SLP-REQ definition terminal is activated in the base station according to described application, the dormancy parameter of this power saving class comprises: parameters such as initial dormant window, monitoring window, maximum sleep window, the base station adds above-mentioned power saving class dormancy parameter among the activation power saving class response message MOB_SLP-RSP more then, and feeds back to terminal; The dormancy parameter of each power saving class in the described terminal is consistent in same base station, and namely each different power saving classes have identical initial dormant window, monitor window and maximum sleep window.Dormant window when described power saving class dormancy activates is initial dormant window, dormant window hockets with the monitoring window, and described dormant window and monitoring window whenever hocket once, the time span of dormant window doubles, time span up to dormant window reaches maximum, namely reach the maximum sleep window, then the time span of its follow-up dormant window remains unchanged.
When activating power saving class MOB_SLP-REQ by many applications constantly in difference, terminal activates the power saving time-like to the base station application, the base station is to power saving class definition power saving class dormancy parameter to be activated, calculate the initial dormant window position of power saving class to be activated according to the resting state that activates the power saving class, and should initial dormant window positional information add activation power saving class response message MOB_SLP-RSP, this activation power saving class response message MOB_SLP-RSP feeds back to terminal again; Wherein, following condition is satisfied in the initial dormant window position of each power saving class: after the dormant window of all power saving classes of described terminal reached the maximum sleep window, the monitoring window of different power saving classes aligned, and dormant window is complete matching also, and the time span of this dormant window is the longest, is the maximum sleep window.
The method of the power saving effect of raising dormancy of the present invention also comprises the dormant window alignment procedure of different power saving classes, and this method is applicable to and has two or more power saving classes situation to be activated in the same terminal.When the power saving class of base station in exciting terminal enters the dormancy state of activation, need the residing position of dormant window according to the one or more power saving classes that activated, the initial dormant window position of calculating power saving class to be activated.When simultaneously the position of dormant window of the power saving class that has activated is calculated in the base station, need the residing resting state of the power saving class of the described activation of affirmation, whether the dormant window of judging the power saving class of this activation has reached the maximum sleep window, calculate the initial dormant window position of power saving class to be activated then according to the power saving class dormant window of described activation, should initial dormant window positional information add activation power saving class response message MOB_SLP-RSP again, and then will activate power saving class response message MOB_SLP-RSP and feed back to terminal, then the power saving class to be activated in this terminal enters the dormancy state of activation from this initial dormant window position.
The method of raising effect of sleep for electricity saving of the present invention, wherein, terminal enters the dormancy state of activation to base station application power saving class, the base station is fed back the dormancy parameter of each power saving class by activating power saving class response message MOB_SLP-RSP to terminal, and the major parameter of this dormancy comprises: initial dormant window, monitor window, maximum sleep window; Wherein, the relation between described dormancy major parameter is as follows:
Monitor window: Listening window=L;
Initial dormant window: Initial sleep window=I=n*Listening window=n*L; (n generally can get 1);
Final dormant window: Final sleep window=2K * Initial sleep window=2K*I=max_sleep_window;
Maximum sleep window: max_sleep_window/Intial_Sleep_Window=2K.
The method of raising effect of sleep for electricity saving of the present invention implements one, at first to the definition dormancy parameter of power saving class in the terminal, and then successively each power saving class in the terminal is carried out dormancy and activates, and referring to Fig. 4, its concrete steps are as follows:
Step S1, terminal send application and activate power saving category information MOB_SLP-REQ to the base station;
Power saving category information MOB_SLP-REQ is activated according to described application in step S2, base station, defines the dormancy parameter of power saving class to be activated, whether has the power saving class that has activated in the tabulation of inquiry power saving class, if then change step S3 over to; If not, then change step S6 over to;
Wherein, application activates among the power saving category information MOB_SLP-REQ and is provided with power saving class home address PSCID to be activated;
Last power saving class that has activated in step S3, the base station lookups terminal, and the original position of first follow-up maximum sleep window of calculating power saving class, and calculate the original position of the initial dormant window of described power saving class to be activated according to this original position, and start position information that will this initial dormant window adds and activates power saving class response message MOB_SLP-RSP;
Power saving class response message MOB_SLP-RSP is activated to the terminal feedback in step S4, base station;
Step S5, terminal activate power saving class to be activated and enter the dormancy state of activation from described original position according to the start position information of the initial dormant window of described activation power saving class response message MOB_SLP-RSP.
Step S6, terminal activate power saving class to be activated and enter the dormancy state of activation from the optional position.
After described power saving class to be activated enters the dormancy state of activation, when arriving first maximum sleep window, its dormant window aligns with the maximum sleep window of all power saving class that enters the dormancy state of activation, the time that makes terminal be in resting state reaches maximum, thereby can improve the power saving effect of terminal effectively.
The method embodiment two of raising effect of sleep for electricity saving of the present invention, the dormant window alignment schemes that enters the dormancy state of activation with the power saving class 0 in the terminal and power saving class 1 is example, method to raising park mode power saving effect of the present invention is described in detail, and referring to Fig. 2, its detailed process is as follows:
First enters the power saving class of dormancy state of activation if power saving class 0 is in the terminal, then this power saving class enters the dormancy state of activation from the optional position, after entering the dormancy state of activation, dormant window and monitoring window hocket, dormant window and monitoring window whenever hocket once, the time span of dormant window doubles, and after advancing K dormant window and monitoring the hocketing of window, the time span of dormant window arrives the maximum of setting;
Wherein, enter that first dormant window is initial dormant window after the dormancy state of activation, it is the maximum sleep window that time span reaches peaked dormant window;
Power saving class 1 enters the dormancy state of activation after power saving class 0 enters the dormancy state of activation, described power saving class 1 is before entering the dormancy state of activation, calculate first follow-up maximum sleep window position of power saving class 0 by the base station, and the initial dormant window position of calculating power saving class 1 according to this maximum sleep window position, then power saving class 1 enters the dormancy state of activation from this initial dormant window position, guarantee that first maximum sleep window that power saving class 1 enters after the dormancy state of activation aligns with the maximum sleep window of power saving class 0, to be the power saving class 1 previous monitoring window that reaches the maximum sleep window monitor window with after power saving class 0 reaches the maximum sleep window any one aligns, preferably select nearest monitoring window, make power saving class 1 enter the dormancy state of activation as early as possible.
The dormancy original position of supposing power saving class 0 is F Start, the original position that then arrives the previous monitoring window of max_sleep_window is:
F Start+ (I+2*I+...+2K-1*I)+(K-1) * L=F Start+ (2K-1) * I+ (K-1) * L (is designated as LW Start);
From this original position, N the follow-up original position of monitoring the window place is:
LW N=LW StarT+N* (max_sleep_window+L)=LW Start+ N* (2k*I+L) (K, L are known constant for N ∈ set of nonnegative integer, I);
When terminal PSC1 at frame number F Cur (PSC1)The time, activate the request of PSC1:
Seek the minimum value of N, make LW Start (PSC1)=LW N (PSC0)
With F CurReplace F StartTo LW Start (PSC1) calculate:
LW Start (PSC1)=F Cur+ (2K-1) * I+ (K-1) * L; Wherein, LW Start (PSC1)Value is a constant;
If N gets minimum value, then need satisfy following requirement:
LW N(PSC0)＞LW start(PSC1)；
Be LW Start (PSC0)+ N* (2k*I+L)＞LW Start (PSC1)
＝＞N＞(LW start(PSC1)-LW start(PSC0))/(2k*I+L)；
=＞N is (F Cur (PSC1)-F Start (PSC0))/(2k*I+L) rounds up, and is designated as N (psc1);
Thereby draw: F Start (PSC1)=F Cur+ (LW N (PSC1)-LW Start (PSC1));
If activating power saving class 1 (PSC1) before, power saving class 0 (PSC0) does not also reach the dormant window maximum, then directly gets N (PSC1) and is 0 and get final product.
The system of raising effect of sleep for electricity saving provided by the invention and method thereof, its method adopts the state of power saving class in the sense terminals, judge whether to exist the power saving class that enters the dormancy state of activation, if, then search the power saving class that last has entered the dormancy state of activation, calculate first follow-up maximum sleep window position of this power saving class, calculate the initial dormant window position of power saving class to be activated according to this maximum sleep window position; Described power saving class to be activated enters the mode of dormancy state of activation from described initial dormant window position, guaranteed that the maximum sleep window that this power saving class to be activated enters after the dormancy state of activation aligns with the maximum sleep window of the power saving class that has activated, if the situation that exists a plurality of power saving classes to activate successively in the terminal, when each power saving class activates before the basis last enters first follow-up maximum sleep window position of the power saving class of dormancy state of activation, calculate the position of initial dormant window, by that analogy, after the dormant window of all power saving classes reaches the maximum sleep window, dormant window can complete matching, prolong the dormancy time of terminal, can reach the effect of best power saving.
Should be understood that; the above only is the preferred embodiments of the present invention; can not therefore limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.

Claims (7)

1. system that improves effect of sleep for electricity saving, comprise base station and terminal, it is characterized in that, this system is applicable to that same terminal exists two or more power saving classes to be activated, and described terminal exists at least one power saving class to enter the dormancy state of activation, and described base station comprises: detection module and computing module;
Described detection module is used for searching the power saving class that last has entered the dormancy state of activation;
Described computing module, be used for to calculate described last entered first follow-up maximum sleep window position of power saving class of dormancy state of activation, align with described last maximum sleep window that has entered the power saving class of dormancy state of activation with first maximum sleep window of guaranteeing the power saving class that the described next one is to be activated in the initial dormant window position of calculating power saving class next to be activated according to this follow-up first maximum sleep window position;
Described terminal is used for activating described next one power saving class to be activated and enters the dormancy state of activation from described initial dormant window position.
2. the system of raising effect of sleep for electricity saving according to claim 1 is characterized in that, described detection module for detection of the state of the power saving class in the terminal, determines to exist the power saving class that enters the dormancy state of activation.
3. the system of raising effect of sleep for electricity saving according to claim 1 is characterized in that, described detection module for detection of the state of the power saving class in the terminal, determines not exist the power saving class that enters the dormancy state of activation.
4. the system of raising effect of sleep for electricity saving according to claim 3 is characterized in that, described terminal is used for then activating power saving class to be activated and entering the dormancy state of activation from the optional position when self there not being the power saving class that has entered the dormancy state of activation.
5. method that improves effect of sleep for electricity saving, this method is applicable to that same terminal exists two or more power saving classes to be activated, and described terminal exists at least one power saving class to enter the dormancy state of activation, comprises step:
Search the power saving class that last has entered the dormancy state of activation, calculate first follow-up maximum sleep window position of this power saving class, align with described last maximum sleep window that has entered the power saving class of dormancy state of activation with first maximum sleep window of guaranteeing the power saving class that the described next one is to be activated in the initial dormant window position of calculating power saving class next to be activated according to this follow-up first maximum sleep window position;
The described next one of described activation power saving class to be activated enters the dormancy state of activation from described initial dormant window position.
6. the method for raising effect of sleep for electricity saving according to claim 5 is characterized in that, also comprises step before searching last power saving class step that has entered the dormancy state of activation:
Detect the state of power saving class, determine to exist the power saving class that enters the dormancy state of activation.
7. the method for raising effect of sleep for electricity saving according to claim 5 is characterized in that, also comprises step before searching last power saving class step that has entered the dormancy state of activation:
Detect the state of power saving class, determine not exist the power saving class that enters the dormancy state of activation;
Activate power saving class to be activated and enter the dormancy state of activation from the optional position.
CN2009102390608A 2009-12-28 2009-12-28 System and method for improving effect of sleep for electricity saving Expired - Fee Related CN101778456B (en)

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