CN101727165B - Method for controlling power saving of wireless local area networks - Google Patents
Method for controlling power saving of wireless local area networks Download PDFInfo
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- CN101727165B CN101727165B CN200810171766.0A CN200810171766A CN101727165B CN 101727165 B CN101727165 B CN 101727165B CN 200810171766 A CN200810171766 A CN 200810171766A CN 101727165 B CN101727165 B CN 101727165B
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Abstract
The invention relates to a method for controlling power saving of wireless local area networks, which is applied to portable electronic devices such as a notebook PC. When a wireless network device is driven by starting up, the scanning function of the wireless network device is closed, thereby avoiding large power loss caused by automatically scanning wireless base station. On the other hand, when users set up a wireless network connection, the scanning function of the wireless network device is also closed, thereby avoiding periodic automatic scan of the wireless base station and achieving the effect of power saving.
Description
Technical field
The present invention relates to a kind of electricity-saving control method of WLAN, be applied to such as be the portable electronic devices of notebook computer, particularly relate to a kind of electricity-saving control method of WLAN of being closed by scan function in Wireless Communication Equipment.
Background technology
Portable electronic devices various at present generally all supports wireless network, in general, conveniently use, portable electronic devices is when starting shooting, system can start radio network functions automatically, and make all available radio base stations in the current range of receiving of its autoscan, set up the selection of line after a while with person easy to use and set up the speed of line.
Portable electronic devices, such as be notebook computer, the cruise-ability for battery is more and more paid attention to, but with regard to notebook computer, the improvement of its running power consumption, has been close in bottleneck.With regard on one-piece computer Dynamic System, the power consumption of wireless network accounts for overall more than 10 ~ 20%, or with the mini notebook PC of current trends, its proportion may be higher.And the power consumption of wireless network, depend on the distance of the radio base station setting up line and the size of transmission data, on the other hand, with regard in integrated operation process, stage institute's power consumption of scanning radio base station, far above after setting up line, because the stage of scanning base station, is that Wireless Communication Equipment can receive in maximum magnitude with it automatically, scan with peak power, therefore its electric power consumed even can up to more than 30%.
In order to head it off, part notebook computer is designed with the switch of hardware, user can by the exclusive hardware switch of wireless network, wireless network hardware directly to be cut off the electricity supply closedown, and notebook computer one start and autoscan radio base station can be solved, the problem of a large amount of power consumption.But increase a hardware switch and obtain and additionally increase cost, except the cost of switch itself, casing, circuit board, circuit design etc., all must redesign; Therefore, before part, case is considered to utilize the mode of hot key to replace the design of hardware switch, can reduce costs a little.But on user's operating habit, often can forget relatedly to be closed by network hardware switch when shutting down, during start next time, system still can start radio network functions autoscan function, really cannot save electric power.
Another shortcoming of the mode cutting off wireless network power closed by hardware, if be when being that user will use wireless network, obtain and again driven wireless network hardware again, then network could be set up for user, obtain additional waste quite a lot of time startup wireless network, also inconvenient for the user.On the other hand, except start autoscan, even if after line is set up, wireless network still can be regular autoscan line in available wireless base station, the radio base station of line upgraded, change at any time with person easy to use, with regard to the mode that above-mentioned employing hardware is closed, then cannot solve a large amount of power consumptions that periodically autoscan causes.
Front case is in order to solve the problem of wireless network power consumption, main is all for after setting up line, sleep (sleep) mode state is set, and and arrange special transmission time sequence between base station or carry out designing, accumulating the modes such as transmission for package, use the time of reducing wireless network and using.But, with regard to the autoscan stage of the most power consumption of wireless network, be no matter autoscan or the periodic scan after setting up network of start, all cannot be got rid of, can only be improved for the transmission that relative power consumption is lower.
As can be seen here, the electricity-saving control method of above-mentioned existing WLAN with in use in method, obviously still has inconvenience and defect, and is urgently further improved.In order to solve above-mentioned Problems existing, relevant manufactures there's no one who doesn't or isn't seeks solution painstakingly, but have no applicable design for a long time to be completed by development, and conventional method does not have appropriate method to solve the problem, this is obviously the anxious problem for solving of relevant dealer always.Therefore how to found a kind of electricity-saving control method of new WLAN, one of current important research and development problem of real genus, also becomes the target that current industry pole need be improved.
In view of the defect that the electricity-saving control method of above-mentioned existing WLAN exists, the present inventor is based on being engaged in the practical experience and professional knowledge that this type of product design manufacture enriches for many years, and coordinate the utilization of scientific principle, actively in addition research and innovation, to founding a kind of electricity-saving control method of new WLAN, the electricity-saving control method of general existing WLAN can be improved, make it have more practicality.Through constantly research, design, and through repeatedly studying sample and after improving, finally creating the present invention had practical value.
Summary of the invention
The object of the invention is to, the defect that the electricity-saving control method overcoming existing WLAN exists, and a kind of electricity-saving control method of new WLAN is provided, technical matters to be solved makes it after portable electronic devices reception starting-up signal is started shooting, through being loaded into the Basic Input or Output System (BIOS) of portable electronic devices, and initialization control chip group, internal memory, and when starting the operating system, operating system is being loaded into the driver of Wireless Communication Equipment, disable signal is combined with in driver, when operating system is loaded into, automatically Wireless Communication Equipment is sent to, by this disable signal to close the scan module of Wireless Communication Equipment, and after portable electronic devices can be avoided to start shooting, automatically the scan module by Wireless Communication Equipment carries out autoscan, and the electric power of at substantial, be very suitable for practicality.
Another object of the present invention is to, a kind of electricity-saving control method of new WLAN is provided, technical matters to be solved is after making the reception of its portable electronic devices set up connecting wireless network signal, user is by radio base station list, one of them radio base station is selected to carry out line, and after setting up line with the radio base station chosen, disable signal is combined with by connecting wireless network creation facilities program (CFP), and can after setting up line, send disable signal to Wireless Communication Equipment to close the scan module of Wireless Communication Equipment, avoid Wireless Communication Equipment in line process, carry out periodic autoscan, and then reach the effect of power saving., thus be more suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.The electricity-saving control method of a kind of WLAN proposed according to the present invention, be applied to portable electronic devices, above-mentioned portable electronic devices has Wireless Communication Equipment, and above-mentioned electricity-saving control method includes the following step: receive starting-up signal; Be loaded into the Basic Input or Output System (BIOS) of above-mentioned portable electronic devices; The control chip group of the above-mentioned portable electronic devices of initialization and internal memory; Start the operating system of above-mentioned portable electronic devices; Aforesaid operations system is loaded into the driver of the above-mentioned Wireless Communication Equipment of above-mentioned portable electronic devices; Send disable signal to above-mentioned Wireless Communication Equipment; And close the scan module of above-mentioned Wireless Communication Equipment.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The electricity-saving control method of aforesaid WLAN, wherein above-mentioned disable signal is incorporated in above-mentioned driver, when making aforesaid operations system be loaded into above-mentioned driver, automatically sends above-mentioned disable signal to above-mentioned Wireless Communication Equipment.
The electricity-saving control method of aforesaid WLAN, wherein before above-mentioned transmission disable signal to the step of above-mentioned Wireless Communication Equipment, the above-mentioned scan module also including above Wireless Communication Equipment carries out autoscan, to obtain the step of radio base station list.
The electricity-saving control method of aforesaid WLAN, wherein above-mentioned radio base station list provides user to select, as the foundation setting up connecting wireless network.
The electricity-saving control method of aforesaid WLAN, it also includes the following step: receive and set up connecting wireless network signal; The above-mentioned scan module of the above-mentioned Wireless Communication Equipment of activation; The above-mentioned scan module of above Wireless Communication Equipment carries out autoscan, to obtain radio base station list; Select the radio base station in above-mentioned radio base station list; Line is set up with the above-mentioned radio base station chosen; Send disable signal to above-mentioned Wireless Communication Equipment; And close the above-mentioned scan module of above-mentioned Wireless Communication Equipment.
The object of the invention to solve the technical problems also realizes by the following technical solutions.The electricity-saving control method of a kind of WLAN proposed according to the present invention, be applied to portable electronic devices, above-mentioned portable electronic devices has Wireless Communication Equipment, and above-mentioned electricity-saving control method includes the following step: receive and set up connecting wireless network signal; By in radio base station list, one of them radio base station is selected to carry out line; Line is set up with the above-mentioned radio base station chosen; Send disable signal to above-mentioned Wireless Communication Equipment; And close the scan module of above-mentioned Wireless Communication Equipment.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The electricity-saving control method of aforesaid WLAN, wherein above-mentioned disable signal is incorporated in connecting wireless network creation facilities program (CFP), when setting up line with the above-mentioned radio base station chosen, can automatically send above-mentioned disable signal to above-mentioned Wireless Communication Equipment.
The electricity-saving control method of aforesaid WLAN, wherein above-mentioned radio base station list reception above-mentioned set up connecting wireless network signal after, the above-mentioned scan module of above Wireless Communication Equipment carries out autoscan and obtains.
The electricity-saving control method of aforesaid WLAN, wherein above-mentioned radio base station list for previously the above-mentioned scan module of above Wireless Communication Equipment in advance carry out autoscan and set up.
The electricity-saving control method of aforesaid WLAN, wherein above-mentioned radio base station list is that above-mentioned portable electronic devices is automatically set up after start.
The present invention compared with prior art has obvious advantage and beneficial effect.By technique scheme, the electricity-saving control method of WLAN of the present invention at least has following advantages and beneficial effect:
1, the present invention is when starting shooting driving Wireless Communication Equipment, is closed by the scan function of Wireless Communication Equipment, avoids autoscan radio base station to cause a large amount of power consumption.
2, the present invention is after user sets up connecting wireless network, is also closed by the scan function of Wireless Communication Equipment, exempts because of periodicity autoscan radio base station, reaches effect of power saving.
In sum, the electricity-saving control method of a kind of WLAN of the present invention, be applied to such as be the portable electronic devices of notebook computer, when starting shooting driving Wireless Communication Equipment, the scan function of Wireless Communication Equipment is closed, avoids autoscan radio base station to cause a large amount of power consumption; On the other hand, after user sets up connecting wireless network, also the scan function of Wireless Communication Equipment is closed, exempt because of periodicity autoscan radio base station, reach effect of power saving.The present invention has significant progress technically, has obvious good effect, is really a new and innovative, progressive, practical new design.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of instructions, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the portable electronic devices schematic diagram of the electricity-saving control method application of WLAN of the present invention.
Fig. 2 is the steps flow chart schematic diagram of the electricity-saving control method of WLAN of the present invention.
Fig. 3 is the steps flow chart schematic diagram of another preferred embodiment of the electricity-saving control method of WLAN of the present invention.
Fig. 4 is the steps flow chart schematic diagram setting up line in Fig. 2 embodiment of the electricity-saving control method of WLAN of the present invention.
Embodiment
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of electricity-saving control method of WLAN proposed according to the present invention, method, step, feature and effect thereof, be described in detail as follows.
Aforementioned and other technology contents, Characteristic for the present invention, can know and present in the detailed description of following cooperation with reference to graphic preferred embodiment.By the explanation of embodiment, when can to the present invention for the technological means reaching predetermined object and take and effect obtain one more deeply and concrete understanding, however institute's accompanying drawings be only to provide with reference to and the use of explanation, be not used for being limited the present invention.
The electricity-saving control method of the WLAN disclosed by the present invention, is applied to the portable electronic devices 10 as notebook computer, refers to shown in Fig. 1, and it is the schematic diagram of portable electronic devices 10.
Portable electronic devices 10 has Wireless Communication Equipment 15, wirelessly transmit data, it can be the form such as wireless network card, wireless network chip, the data from radio base station (Wireless Access Point) 51 ~ 53 are received by receiver module 151, identical, also by transmitter module 153, data can be sent to radio base station 51 ~ 53.
Known portable electronic devices 10 after powering, Wireless Communication Equipment 15 can scan by scan module 152 automatically, search radio base stations 51 ~ 53 all in current transmission range, obtain radio base station list, set up line so that person easy to use is follow-up.Because need the radio base station 51 ~ 53 scanned in all transmission ranges, therefore handy peak power is scanned, therefore to expend electricity be also the highest; Simultaneously, if user does not directly set up connecting wireless network after powering, Wireless Communication Equipment 15 still can scan by scan module 152 regularly automatically, therefore, by the time after user really needs to set up connecting wireless network, scan module 152 may cross tens of times by autoscan, and the electric power of integration loss is considerable especially.
In order to solve the problem of start autoscan loss electric power, refer to shown in Fig. 2, it is the steps flow chart schematic diagram of the electricity-saving control method of WLAN of the present invention.
Fig. 1 is coordinated to be described time as follows, first the starting-up signal (step 201) of user's input is received, in general, the power switch (not shown) pressing portable electronic devices 10 for user starts, and then can be loaded into the Basic Input or Output System (BIOS) (BIOS of portable electronic devices 10; BasicInput/Output System) 12 (steps 202), the micro operation system that BIOS12 can be regarded as specially and hardware is linked up, typically uses for compatible CPU (central processing unit) (CentralProcessing Unit; CPU) assembly language of 11 is write as.Then initialization (step 203) is carried out for control chip group 13, internal memory 14 and surrounding hardware device etc.
Then (the operating system that starts the operating system is carried out; OS) (step 204), now, because portable electronic devices 10 has Wireless Communication Equipment 15, so operating system and then can be loaded into the driver (step 205) of Wireless Communication Equipment 15, now, system carries out an autoscan by the scan module 152 of Wireless Communication Equipment 15, search the radio base station 51 ~ 53 in transmission range, obtain radio base station list (step 206), if want line for follow-up user, the convenient foundation as selecting; But this step is optionally step, if will save electric power completely, also can save this step.
Now, disable signal can be sent to Wireless Communication Equipment 15 (step 207) simultaneously, to close the scan module 152 (step 208) of Wireless Communication Equipment 15, therefore, this disable signal can be incorporated in the driver of Wireless Communication Equipment 15, while operating system is loaded into driver, automatically Wireless Communication Equipment 15 is sent to, give very first time forbidden energy scan module 152, and can not start shooting time autoscan, waste unnecessary electric power, effectively extend the battery durable power of portable electronic devices 10.
On the other hand; known portable electronic devices 10 is after line is set up; still periodically can carry out autoscan by the scan module 152 of Wireless Communication Equipment 15; it is by the state being intended to the radio base station 51 ~ 53 can grasped at any time in the transmission range of current Wireless Communication Equipment 15; and when network connectivity exception or user will change radio base station 51 ~ 53, up-to-date information state can be provided.But along with the line time, the number of times of autoscan also and then increases, and causes quite a lot of unnecessary electrical expenses under accumulation.
For the disappearance setting up the periodicity autoscan after line, refer to shown in Fig. 3, it is the steps flow chart schematic diagram of another preferred embodiment of the electricity-saving control method of WLAN of the present invention.
The signal (step 301) setting up connecting wireless network is inputted when receiving user, in general, the connecting wireless network creation facilities program (CFP) provided in operating system for portable electronic devices 10, as application program interface (the application programming interface linked up with user; API); Now, radio base station list can be provided to select for user, user can by selecting in radio base station list to carry out line (step 302), this radio base station list can after the signal of connecting wireless network be set up in user's input, and the scan module 152 by Wireless Communication Equipment 15 carries out scanning setting up; Also can be and set up in advance, and calling is out for user, and the opportunity of setting up in advance, also can be as previous embodiment, set up after powering.
Then, then carry out line (step 303) with the radio base station 51 ~ 53 selected by user, now, disable signal can be sent to Wireless Communication Equipment 15 (step 304) simultaneously, to close the scan module 152 (step 305) of Wireless Communication Equipment 15, therefore, this disable signal can be incorporated in the connecting wireless network creation facilities program (CFP) of operating system. and can in execution connecting wireless network creation facilities program (CFP) to while setting up connecting wireless network, automatically Wireless Communication Equipment 15 is sent to, give after network sets up line, very first time forbidden energy scan module 152, and can not periodic autoscan carried out, waste unnecessary electric power, the battery durable power of effective prolongation portable electronic devices 10.
On the other hand, in the embodiment of above-mentioned Fig. 2, when setting up line, also can coordinate and adopt the mode of Fig. 3 to give power-saving control, refer to shown in Fig. 4, in Fig. 2 embodiment for the electricity-saving control method of WLAN of the present invention, set up the steps flow chart schematic diagram of line.
The signal (step 401) setting up connecting wireless network is inputted when receiving user, because previously the scan module 152 of Wireless Communication Equipment 15 being given forbidden energy, therefore need to be given activation (step 402), and utilize scan module 152 to carry out autoscan, obtain the radio base station list (step 403) of all radio base stations 51 ~ 53 in current transmission range, to provide user by selecting in radio base station list to carry out line (step 404), certainly, if previously had foundation (as step 206), the radio base station list of setting up before also can directly utilizing is selected for user.In addition, if through the long time after considering start, worry that the state of radio base station 51 ~ 53 changes to some extent, then carrying out run-down once again will compare to press close to present situation.
Then, then carry out line (step 405) with the radio base station 51 ~ 53 selected by user, now, disable signal can be sent to Wireless Communication Equipment 15 (step 406), to close the scan module 152 (step 407) of Wireless Communication Equipment 15 once again, therefore simultaneously, can after setting up connecting wireless network, forbidden energy scan module 152 once again, and can not periodic autoscan carried out, waste unnecessary electric power.
Therefore, the electricity-saving control method of the WLAN disclosed by the present invention, for known portable electronic devices after powering, automatically the power wastage scanning radio base station and after setting up network connectivity, periodicity autoscan causes can be carried out, and after powering, give Wireless Communication Equipment by sending disable signal in driver, scan module is closed; Meanwhile, also increase disable signal in connecting wireless network creation facilities program (CFP), and after wireless network is set up, scan module can be closed; By this, and a large amount of electrical expenses caused because of autoscan can be saved, effectively increase the battery durable power of portable electronic devices.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. an electricity-saving control method for WLAN, is applied to portable electronic devices, and above-mentioned portable electronic devices has Wireless Communication Equipment, it is characterized in that above-mentioned electricity-saving control method includes the following step:
Receive starting-up signal;
Be loaded into the Basic Input or Output System (BIOS) of above-mentioned portable electronic devices;
The control chip group of the above-mentioned portable electronic devices of initialization and internal memory;
Start the operating system of above-mentioned portable electronic devices;
Aforesaid operations system is loaded into the driver of the above-mentioned Wireless Communication Equipment of above-mentioned portable electronic devices;
Send disable signal to above-mentioned Wireless Communication Equipment; And
Close the scan module of above-mentioned Wireless Communication Equipment.
2. the electricity-saving control method of WLAN according to claim 1, it is characterized in that wherein above-mentioned disable signal is incorporated in above-mentioned driver, when making aforesaid operations system be loaded into above-mentioned driver, automatically send above-mentioned disable signal to above-mentioned Wireless Communication Equipment.
3. the electricity-saving control method of WLAN according to claim 1, before it is characterized in that wherein above-mentioned transmission disable signal to the step of above-mentioned Wireless Communication Equipment, the above-mentioned scan module also including above Wireless Communication Equipment carries out autoscan, to obtain the step of radio base station list.
4. the electricity-saving control method of WLAN according to claim 3, is characterized in that wherein above-mentioned radio base station list provides user to select, as the foundation setting up connecting wireless network.
5. the electricity-saving control method of WLAN according to claim 1, is characterized in that, after the scan module of closing above-mentioned Wireless Communication Equipment, also including the following step:
Receive the signal setting up connecting wireless network;
The above-mentioned scan module of the above-mentioned Wireless Communication Equipment of activation;
The above-mentioned scan module of above Wireless Communication Equipment carries out autoscan, to obtain radio base station list;
Select the radio base station in above-mentioned radio base station list;
Line is set up with the radio base station of above-mentioned selection;
Send disable signal to above-mentioned Wireless Communication Equipment; And
Close the above-mentioned scan module of above-mentioned Wireless Communication Equipment.
6. an electricity-saving control method for WLAN, is applied to portable electronic devices, and above-mentioned portable electronic devices has Wireless Communication Equipment, it is characterized in that above-mentioned electricity-saving control method includes the following step:
Connecting wireless network is set up in reception
'ssignal;
By in radio base station list, one of them radio base station is selected to carry out line;
Line is set up with the radio base station of above-mentioned selection;
Send disable signal to above-mentioned Wireless Communication Equipment; And
Close the scan module of above-mentioned Wireless Communication Equipment.
7. the electricity-saving control method of WLAN according to claim 6, it is characterized in that wherein above-mentioned disable signal is incorporated in connecting wireless network creation facilities program (CFP), when can set up line at the radio base station with above-mentioned selection, automatically send above-mentioned disable signal to above-mentioned Wireless Communication Equipment.
8. the electricity-saving control method of WLAN according to claim 6, it is characterized in that wherein above-mentioned radio base station list reception above-mentioned set up connecting wireless network signal after, the above-mentioned scan module of above Wireless Communication Equipment carries out autoscan and obtains.
9. the electricity-saving control method of WLAN according to claim 6, it is characterized in that wherein above-mentioned radio base station list for previously the above-mentioned scan module of above Wireless Communication Equipment in advance carry out autoscan and set up.
10. the electricity-saving control method of WLAN according to claim 9, is characterized in that wherein above-mentioned radio base station list is that above-mentioned portable electronic devices is automatically set up after start.
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| CN200810171766.0A CN101727165B (en) | 2008-10-23 | 2008-10-23 | Method for controlling power saving of wireless local area networks |
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| CN200810171766.0A CN101727165B (en) | 2008-10-23 | 2008-10-23 | Method for controlling power saving of wireless local area networks |
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| CN1710876A (en) * | 2004-06-18 | 2005-12-21 | 阿尔卑斯电气株式会社 | Communication terminal device |
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| KR100644660B1 (en) * | 2004-12-11 | 2006-11-10 | 삼성전자주식회사 | Method and apparatus for performing network scanning |
| JP4822987B2 (en) * | 2006-09-04 | 2011-11-24 | 富士通東芝モバイルコミュニケーションズ株式会社 | Portable wireless terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1591322A (en) * | 2003-08-27 | 2005-03-09 | 英业达股份有限公司 | Controlling method capable of setting operating time of wireless connecting device |
| CN1710876A (en) * | 2004-06-18 | 2005-12-21 | 阿尔卑斯电气株式会社 | Communication terminal device |
| CN1773422A (en) * | 2004-11-08 | 2006-05-17 | 佛山市顺德区顺达电脑厂有限公司 | Electricity-saving control method for radio communication module |
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