CN103068013A - Method and device of controlling transmission signal power of mobile device - Google Patents
Method and device of controlling transmission signal power of mobile device Download PDFInfo
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- CN103068013A CN103068013A CN2011103268263A CN201110326826A CN103068013A CN 103068013 A CN103068013 A CN 103068013A CN 2011103268263 A CN2011103268263 A CN 2011103268263A CN 201110326826 A CN201110326826 A CN 201110326826A CN 103068013 A CN103068013 A CN 103068013A
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- 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
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- 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
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Abstract
The invention provides a method and a device of controlling transmission signal power of a mobile device. The method includes the following steps of reading a specific transmission signal power set value from a storage cell outside a wireless module, wherein the specific transmission signal power set value differs from a preset transmission signal power set value stored in a storage inside the wireless module, and setting a transmission signal power of the mobile device according to the specific transmission signal power set value. The method of controlling the transmission signal power of the mobile device enables a designer to store the specific transmission signal power set value in the storage outside the wireless module. Through the above various used embodiments, the transmission signal power of the mobile device can be changed, and so that electromagnetic wave energy absorbed by a user can be reduced and transmission efficiency of signals cannot be influenced.
Description
Technical field
The present invention relates to control the transmitted signal power of mobile device.
Background technology
In mobile device, antenna is configured in the edge of mobile device to promote the efficient of signal transmission, and the distance when between antenna and user reduces, and the received electromagnetic wave energy of user can increase.Therefore too high electromagnetic wave energy can cause the user to injure, and needs electromagnetic wave energy size that the control user receives the user to be damaged avoiding.
The method that reduces the electromagnetic wave energy size that the user receives can be by increasing the distance between user and antenna, can increase distance between user and antenna but there is no enough spaces in the mobile device of limited size.Another way is to utilize range sensor, and in order to controlling the transmitted signal power of wireless module, but the method can significantly increase cost and expend space extraly.Therefore, be badly in need of a kind of in order in additive decrementation excessive cost not and can effectively control the method for the transmitted signal power of wireless module.
Summary of the invention
In order to overcome the defective of prior art, the invention provides a kind of method of controlling the transmitted signal power of mobile device, comprise: the memory cell from a wireless module outside, read a specific transmitted signal power set point, wherein specific transmitted signal power set point is different from the default transmitted signal power set point that a memory of wireless module inside is stored; And according to specific transmitted signal power set point, set a transmitted signal power of a mobile device.
The invention provides a kind of device of controlling the transmitted signal power of mobile device, comprising: a wireless module; One memory is arranged at the inside of wireless module, is used for storing a default transmitted signal power set point; One memory cell is arranged at the outside of wireless module, and in order to store a specific transmitted signal power set point, wherein specific transmitted signal power set point is different from default transmitted signal power set point; And a control unit, read specific transmitted signal power set point in order to the memory cell from the wireless module outside, and according to a transmitted signal power of specific transmitted signal power set point setting wireless module.
The method of the transmitted signal power of control mobile device of the present invention can allow the designer that specific transmitted signal power set point is stored in the memory of wireless module outside, again via the transmitted signal power of the employed various embodiment of above paragraph with the change mobile device, can lower the electromagnetic wave energy that the user absorbs to reach, can not have influence on again the transmission usefulness of signal.
Description of drawings
Fig. 1 illustrates an embodiment of electronic system;
Fig. 2 illustrates another embodiment of electronic system;
Fig. 3 illustrates another embodiment of electronic system;
Fig. 4 illustrates another embodiment of electronic system;
Fig. 5 illustrates a flow chart, in order to the method for the transmitted signal power of description control mobile device.
Fig. 6 illustrates another flow chart, in order to the method for the transmitted signal power of description control mobile device.
Wherein, description of reference numerals is as follows:
100,200,300,400～electronic system;
102,202,302,402～wireless module;
104～control unit;
106,206,306,406～memory cell;
204～embedded controller;
208,308,408～antenna;
210,310,410～signal processor;
212,312,412～radio frequency transmitter;
214,314,414～transmitted signal power amplifier;
216,316,416～advanced reduced instruction set computer machine;
218,318,418～memory;
404～central processing unit.
Embodiment
Fig. 1 is that expression is according to the hardware structure block diagram of the transmitted signal power method of the control mobile device of the embodiment of the invention.As shown in fig. 1, electronic system 100 comprises wireless module 102, control unit 104 and memory cell 106.For example, electronic system 100 can be mobile phone, smart mobile phone, PDA mobile phone and/or other can be in order to the device via the antenna transmission signal.In one embodiment, electronic system 100 can be one in order to the device of the transmitted signal power of controlling mobile device.In certain embodiments, control unit 104 can be in wireless module 102 inside; And in other embodiments, control unit 104 can be in wireless module 102 outsides.Electronic system 100 is when start process open wireless module 102, and wireless module 102 is first according to the default transmitted signal power set point in the memory of wireless module 102 inside, the transmitted signal power of setting wireless module 102.Wherein, memory cell 106 is in order to store specific transmitted signal power set point.Then, control unit 104 reads specific transmitted signal power set point in order to the memory cell 106 from wireless module 102 outsides, and by the transmitted signal power of AT instruction according to specific transmitted signal power set point setting wireless module 102.
Fig. 2 is that expression is according to another hardware structure block diagram of the transmitted signal power method of the control mobile device of the embodiment of the invention.As shown in Figure 2, electronic system 200 comprises wireless module 202, embedded controller 204, memory cell 206 and antenna 208.Wherein wireless module 202 also comprises signal processor 210, radio frequency transmitter 212, transmitted signal power amplifier 214, advanced reduced instruction set computer machine 216 and memory 218.In one embodiment, electronic system 200 can be one in order to the device of the transmitted signal power of controlling mobile device.In certain embodiments, signal processor 210 is the selected specific coding mode of serial data in order to basis, for each serial data formats, encodes and the bypass flow data, in order to coded data is provided.Radio frequency transmitter 212 receives and the symbol stream of processing separately, in order to analog signal is provided.Transmitted signal power amplifier 214 is in order to amplified analog signal.
In one embodiment, in a basic input output system, electronic system 200 is when start process open wireless module 202, the memory 218 of advanced reduced instruction set computer machine 216 from wireless module 202 reads default transmitted signal power set point, and this default transmitted signal power set point is by international wireless power output standard.Then, advanced reduced instruction set computer machine 216 is according to the transmitted signal power of the default transmitted signal power set point setting wireless module 202 that reads.After the transmitted signal power of advanced reduced instruction set computer machine 216 according to the default transmitted signal power set point setting wireless module 202 that reads, embedded controller 204 reads a specific transmitted signal power set point that is stored in the memory cell 206.Then, embedded controller 204 is by the transmitted signal power of AT instruction according to the specific transmitted signal power set point setting wireless module 202 that reads, to replace the transmitted signal power that originally sets according to default transmitted signal power set point.At last, electronic system 200 is opened and is finished.
In the mobile device of different model, specific transmitted signal power set point can be different because of the putting position of antenna.In the mobile device of different model; memory cell 206 can be stored a specific transmitted signal power set point separately, and this specific transmitted signal power set point can be lower than the default transmitted signal power set point of the memory 218 that is stored in the wireless module 202 usually.May make specific absorption rate value higher because the mobile device of different model uses identical wireless module, thereby human body produced endanger.(this equipment and human body remain on 20 centimeters with interior distance) organism unit mass is called specific absorption rate value (Specific absorption rate to the specific absorption rate value in the general electromagnetic radiation environment, SAR), the SAR test is in the frequency band of all tests, carry out mobile phone transmission with the highest qualified power, and test with the standard operation posture.The specific absorption rate value as unit, is accepted the numerical value of electromagnetic radiation with W/Kg in order to calculate per unit human tissue organ.The specific absorption rate value is generally the mean value that calculates whole human body, or calculates small sample volume (being generally 1 gram or 10 gram human tissue organs).The value of calculating is the maximum that body size or quality absorb electromagnetic wave energy.Although the specific absorption rate value is to record under the peak power of declaring, the actual electromagnetic wave energy when using electronic installation absorbs ratio but far below maximum.Can be following equation calculate the specific absorption rate value of human tissue organ:
σ representative sample electrical conductivity wherein, | E| represents electric field strength, ρ representative sample density.So the mobile device designer can according to the configuration of the antenna of the mobile device of different model, set a specific transmitted signal power set point, and should specific transmitted signal power set point deposit in the memory cell 206.
In another embodiment, Fig. 3 is that expression is according to another hardware structure block diagram of the transmitted signal power method of the control mobile device of the embodiment of the invention.As shown in Figure 3, electronic system 300 comprises wireless module 302, memory cell 306 and antenna 308.Wherein wireless module 302 also comprises signal processor 310, radio frequency transmitter 312, transmitted signal power amplifier 314, advanced reduced instruction set computer machine 316 and memory 318.In one embodiment, electronic system 300 can be one in order to the device of the transmitted signal power of controlling mobile device.In certain embodiments, signal processor 310 is the selected specific coding mode of serial data in order to basis, for each serial data formats, encodes and the bypass flow data, in order to coded data is provided.Radio frequency transmitter 312 receives and the symbol stream of processing separately, in order to analog signal is provided.Transmitted signal power amplifier 314 is in order to amplified analog signal.
During open wireless module 302, the memory 318 of advanced reduced instruction set computer machine 316 from wireless module 302 reads default transmitted signal power set point to electronic system 300 in start process.Then, advanced reduced instruction set computer machine 316 reads a specific transmitted signal power set point that is stored in memory cell 306.Then, advanced reduced instruction set computer machine 316 is judged the magnitude relationship of the specific transmitted signal power set point that reads and the transmitted signal power set point of presetting.If specific transmitted signal power set point is less than or equal to default transmitted signal power set point, then specific transmitted signal power set point is set for the transmitted signal power of wireless module 302; If specific transmitted signal power set point greater than default transmitted signal power set point, is then set default transmitted signal power set point for the transmitted signal power of wireless module 302.In general, specific transmitted signal power set point can be designed to be less than or equal to default transmitted signal power set point, thus, system just can set specific transmitted signal power set point for the transmitted signal power of wireless module 302, by this kind mechanism, system need not again to authenticate just and can test by SAR.At last, electronic system 300 is opened and is finished.
In another embodiment, Fig. 4 is that expression is according to another hardware structure block diagram of the method for the transmitted signal power of the control mobile device of the embodiment of the invention.As shown in Figure 4, electronic system 400 comprises wireless module 402, central processing unit 404, memory cell 406 and antenna 408.Wherein wireless module 402 also comprises signal processor 410, radio frequency transmitter 412, transmitted signal power amplifier 414, advanced reduced instruction set computer machine 416 and memory 418.In one embodiment, electronic system 400 can be one in order to the device of the transmitted signal power of controlling mobile device.In certain embodiments, signal processor 410 is the selected specific coding mode of serial data in order to basis, for each serial data formats, encodes and the bypass flow data, in order to coded data is provided.Radio frequency transmitter 412 receives and the symbol stream of processing separately, in order to analog signal is provided.Transmitted signal power amplifier 414 is in order to amplified analog signal.
During open wireless module 402, the memory 418 of advanced reduced instruction set computer machine 416 from wireless module 402 reads default transmitted signal power set point to electronic system 400 in start process.Then, advanced reduced instruction set computer machine 416 is according to the transmitted signal power of the default transmitted signal power set point setting wireless module 402 that reads.Then, electronic system 400 is opened and is finished.After electronic system 400 was opened and finished, an application-specific read central processing unit 404 to be stored in a specific transmitted signal power set point of memory cell 406.At last, central processing unit 404 is by the transmitted signal power of AT instruction according to the specific transmitted signal power set point setting wireless module 402 that reads, to replace the transmitted signal power that originally sets according to default transmitted signal power set point.
Fig. 5 is that expression is according to the flow chart of the method for the transmitted signal power of the control mobile device of the embodiment of the invention.In step S502, in mobile device start process open wireless module, and according to default transmitted signal power set point setting transmitted signal power.For example, the memory 218 of advanced reduced instruction set computer machine 216 from wireless module 202 reads default transmitted signal power set point.Then, advanced reduced instruction set computer machine 216 is according to the transmitted signal power of the default transmitted signal power set point setting wireless module 202 that reads.In step S504, the memory cell from the wireless module outside reads specific transmitted signal power set point.For example, embedded controller 204 reads a specific transmitted signal power set point that is stored in the memory cell 206.For example, advanced reduced instruction set computer machine 316 reads a specific transmitted signal power set point that is stored in memory cell 306.In step S506, utilize the AT instruction according to the specific transmitted signal power set point that reads to set transmitted signal power.For example, embedded controller 204 is by the transmitted signal power of AT instruction according to the specific transmitted signal power set point setting wireless module 202 that reads, to replace the transmitted signal power that originally sets according to default transmitted signal power set point.For example, the specific transmitted signal power set point that advanced reduced instruction set computer machine 316 bases read is carried out the transmitted signal power of setting wireless module 302, to replace the transmitted signal power that originally sets according to default transmitted signal power set point.In step S508, system opens and finishes.
Fig. 6 is that expression is according to the flow chart of the method for the transmitted signal power of the control mobile device of another embodiment of the present invention.In step S602, in mobile device start process open wireless module, and according to default transmitted signal power set point setting transmitted signal power.For example, the memory 418 of advanced reduced instruction set computer machine 416 from wireless module 402 reads default transmitted signal power set point.Then, advanced reduced instruction set computer machine 416 is according to the transmitted signal power of the default transmitted signal power set point setting wireless module 402 that reads.In step S604, system opens and finishes.In step S606, the memory cell of application-specific from the wireless module outside reads specific transmitted signal power set point.For example, an application-specific reads central processing unit 404 to be stored in a specific transmitted signal power set point of memory cell 406.In step S608, utilize the AT instruction according to the specific transmitted signal power set point that reads to set transmitted signal power.For example, central processing unit 404 is by the transmitted signal power of AT instruction according to the specific transmitted signal power set point setting wireless module 402 that reads, to replace the transmitted signal power that originally sets according to default transmitted signal power set point.
Therefore, the present invention rewrites the transmitted signal power method that originally sets according to the default transmitted signal power set point in the wireless module according to the specific transmitted signal power set point in the memory that is stored in the wireless module outside.The designer can be in the mobile device of different model, and the position of putting according to antenna is to set a specific transmitted signal power set point, so that the user can not receive too high electromagnetic wave energy.The method of the transmitted signal power of control mobile device of the present invention also can be saved authenticated time and cost cost, if the firmware via the wireless module of mobile device changes default transmitted signal power value, then each change all needs through authentication, and needs the sizable cost of cost.Therefore, if change default transmitted signal power value according to the mobile device of different model, the cost of cost is then too high thus.The method of the transmitted signal power of control mobile device of the present invention can allow the designer that specific transmitted signal power set point is stored in the memory of wireless module outside, again via the transmitted signal power of the employed various embodiment of above paragraph with the change mobile device, can lower the electromagnetic wave energy that the user absorbs to reach, can not have influence on again the transmission usefulness of signal.
Above paragraph uses multiple aspect to describe.Obvious, the teaching of this paper may be implemented in a variety of ways, and any certain architectures that discloses in example or function only are a representational situation.According to the teaching of this paper, any those of ordinary skills should understand each aspect of disclosing at this paper can independent implementation or two or more aspects can merge implementation.Illustrate certain device or can abide by someway the aspect of mentioning any mode number in the preamble and come implementation or realization.In addition, the implementation of a device or available any other framework of realization of a kind of method or functional, again or framework and functionally be additional to or be different from previously discussed one or more aspects.
Although the present invention discloses as above with preferred embodiment; so it is not to limit the present invention; any those of ordinary skills; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking appended the scope that claim defines.
Claims (12)
1. method of controlling the transmitted signal power of mobile device comprises:
Memory cell from a wireless module outside reads a specific transmitted signal power set point, wherein the above-mentioned specific transmitted signal power set point memory that the is different from above-mentioned wireless module inside one default transmitted signal power set point of storing; And
According to above-mentioned specific transmitted signal power set point, set a transmitted signal power of a mobile device.
2. the method for the transmitted signal power of control mobile device as claimed in claim 1, wherein the said transmission signal power of above-mentioned mobile device is according to above-mentioned specific transmitted signal power set point and utilizes an AT instruction to set.
3. the method for the transmitted signal power of control mobile device as claimed in claim 1 also comprises:
When start process is opened above-mentioned wireless module and before the said memory cells of above-mentioned wireless module outside reads above-mentioned specific transmitted signal power set point, above-mentioned memory from above-mentioned wireless module inside, read above-mentioned default transmitted signal power set point, and set the said transmission signal power of above-mentioned mobile device according to above-mentioned default transmitted signal power set point.
4. the method for the transmitted signal power of control mobile device as claimed in claim 1 wherein reads above-mentioned specific transmitted signal power set point and the step of setting said transmission signal power and opens before finishing performed by an embedded controller with above-mentioned mobile device after above-mentioned mobile device receives a power supply starting signal.
5. the method for the transmitted signal power of control mobile device as claimed in claim 1 wherein reads above-mentioned specific transmitted signal power set point and the step of setting said transmission signal power and opens before finishing performed by an advanced reduced instruction set computer machine with above-mentioned mobile device after above-mentioned mobile device receives a power supply starting signal.
6. the method for the transmitted signal power of control mobile device as claimed in claim 1 wherein reads above-mentioned specific transmitted signal power set point and the step of setting said transmission signal power and opens after finishing performed by a central processing unit in above-mentioned mobile device.
7. device of controlling the transmitted signal power of mobile device comprises:
One wireless module;
One memory is arranged at the inside of above-mentioned wireless module, is used for storing a default transmitted signal power set point;
One memory cell is arranged at the outside of above-mentioned wireless module, and in order to store a specific transmitted signal power set point, wherein above-mentioned specific transmitted signal power set point is different from above-mentioned default transmitted signal power set point; And
One control unit reads above-mentioned specific transmitted signal power set point in order to the said memory cells from above-mentioned wireless module outside, and a transmitted signal power of setting above-mentioned wireless module according to above-mentioned specific transmitted signal power set point.
8. the device of the transmitted signal power of control mobile device as claimed in claim 7, wherein above-mentioned wireless module comprises a signal processor, a radio frequency transmitter and a transmitted signal power amplifier.
9. the device of the transmitted signal power of control mobile device as claimed in claim 7, wherein when start process is opened above-mentioned wireless module and above-mentioned control unit before the said memory cells of above-mentioned wireless module outside reads above-mentioned specific transmitted signal power set point, above-mentioned wireless module is set the said transmission signal power of above-mentioned mobile device according to the above-mentioned default transmitted signal power set point of the above-mentioned memory of above-mentioned wireless module inside.
10. the device of the transmitted signal power of control mobile device as claimed in claim 7, wherein after above-mentioned mobile device receives a power supply starting signal with above-mentioned mobile device open finish before, read above-mentioned specific transmitted signal power set point and set said transmission signal power by above-mentioned control unit.
11. the device of the transmitted signal power of control mobile device as claimed in claim 7 wherein after above-mentioned mobile device unlatching is finished, is read above-mentioned specific transmitted signal power set point and is set said transmission signal power by above-mentioned control unit.
12. the device of the transmitted signal power of control mobile device as claimed in claim 7, wherein above-mentioned control unit is an embedded controller, advanced reduced instruction set computer machine or a central processing unit.
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| CN201110326826.3A CN103068013B (en) | 2011-10-19 | 2011-10-19 | Control the method and apparatus of the transmitted signal power of mobile device |
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| TW201106649A (en) * | 2009-08-06 | 2011-02-16 | guo-shu Zheng | Control method for wireless radio frequency power |
| CN102149177A (en) * | 2011-04-19 | 2011-08-10 | 苏州佳世达电通有限公司 | Radio frequency output power control method, device and mobile terminal |
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| US20050124305A1 (en) * | 2003-11-20 | 2005-06-09 | Thomas Stichelbout | Methods and apparatus for adjusting the transmission power of a radio transmitter |
| TW201106649A (en) * | 2009-08-06 | 2011-02-16 | guo-shu Zheng | Control method for wireless radio frequency power |
| CN101883413A (en) * | 2010-05-12 | 2010-11-10 | 中兴通讯股份有限公司 | Method, control device and wireless terminal for reducing radiation hazard of wireless terminal |
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