CN102314211A - Energy-saving method for portable wireless device and module frame thereof - Google Patents
Energy-saving method for portable wireless device and module frame thereof Download PDFInfo
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- CN102314211A CN102314211A CN2010102164737A CN201010216473A CN102314211A CN 102314211 A CN102314211 A CN 102314211A CN 2010102164737 A CN2010102164737 A CN 2010102164737A CN 201010216473 A CN201010216473 A CN 201010216473A CN 102314211 A CN102314211 A CN 102314211A
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Abstract
The invention discloses an energy-saving method for portable wireless device and a module frame thereof. An infrared distance sensing module is introduced into a control circuit of the portable wireless device. The infrared distance sensing module is used for sampling the strength variation of infrared pulse within certain sampling time after the infrared pulse is reflected by a human body so as to sense practical distance between the human body and the portable wireless device; and according to a distance sensing result, the working power supply of the portable wireless device is driven or turned off. The module structure simply comprises the infrared distance sensing module integrated in the portable wireless device, a master control chip, a working module, a radio frequency module and a power supply module, wherein the master control chip is connected with a bidirectional signal at one I/O end of the infrared distance sensing module, the working module and the radio frequency module are connected with bidirectional signals at other I/O ends of the master control chip, and the power supply module is connected with the input of the master control chip. According to the energy-saving method, distance between certain part of a user and the wireless device can be sensed to judge the use requirement of the device, and the state of the equipment is intelligently switched so as to achieve the purpose of saving energy.
Description
Technical field
The present invention relates to a kind of intelligent power saving method of electrical equipment; Relate in particular to a kind of intelligent power saving method and module architectures thereof that is applicable to portable radio device; The automatic perception of ability is also differentiated the intention using and leave unused of user to device, realizes quick, intelligent Energy Saving Control.
Background technology
Use the today of more and more popularizing and installing wireless penetration at portable unit, have higher requirement lowering the portable radio device power consumption as much as possible.Nowadays; The manufacturing enterprise and the R&D institution of different portable radio devices all are devoted to the research; Get on but almost fully notice has been rendered to reduction device work power consumption itself, and the energy-saving scheme that will install idle state is summed up in the point that on a simple toggle switch or the keyswitch fully.In actual use; Launch equipment at every turn and all need turn on the power switch, with respect to the microminiaturized design of portable equipment, the volume of this type of power switch is also small relatively; Do not have nail or the long situation of nail for the user, operational inconvenience day by day highlights.Moreover, if the user forgets the pass swap switch because of inadvertent, very easily cause the self-powered unnecessary waste of portable radio device, the possibility that directly influences the serviceable life of product and continue and use.
Summary of the invention
Defective in view of above-mentioned prior art existence; The objective of the invention is to propose a kind of power-economizing method and module architectures thereof of portable radio device; Expand the application of infrared ray sensing technology in portable radio device control, solve the problem that traditional portable radio device power switch is difficult to operate, be prone to cause the source loss of careless mistake performance.
First purpose of the present invention will be achieved through following technical scheme:
The power-economizing method of portable radio device; It is characterized in that: in the control circuit of portable radio device, introduce infrared apart from sensing module; Through infrared apart from infrared light pulse in the perception module samples certain hour by Strength Changes perception human body after the human body reflection and the actual range between portable radio device, according to the working power that drives or turn-off portable radio device apart from the result of perception.
Further; The power-economizing method of aforementioned portable radio device; Infrared in this portable radio device sent the infrared light pulse signal apart from sensing module to periphery in real time; No human body contact or with the human body actual range during greater than the predefined distance threshold of system, detected infrared light pulse signal reflex intensity is lower than the corresponding signal intensity of the predefined distance threshold of homologous ray, infrared apart from the perception module samples and judge that portable radio device is a power save mode; Human body contact portable radio device or with the human body actual range less than the predefined distance threshold of system after; The infrared light pulse signal is reflected by human body; Detected infrared light pulse signal reflex intensity is higher than the corresponding signal intensity of the predefined distance threshold of homologous ray; Sampled according to the intensity that receives reflected signal apart from sensing module by infrared, the judgement portable radio device is a duty; The human body of finishing using separate with portable radio device or with the human body actual range greater than the predefined distance threshold of system after; Detected infrared light pulse signal emissive porwer is lower than homologous ray and designs the corresponding signal intensity of fixed distance threshold in advance, and is infrared apart from the perception module samples and judge that portable radio device is a power save mode.
Further; The power-economizing method of aforementioned portable radio device; The portable radio device kind of using said power-economizing method comprises wireless mouse, Wireless Keyboard, wireless headset and wireless vital sign collector at least; All have function identical and the power module and the radio-frequency module of hardware facial difference, and various portable radio device has respectively and the corresponding operational module of function separately, wherein said power module, radio-frequency module and operational module all comprise energy-conservation, work two states.This power save mode comprises: sleeping state, deep sleep state and complete off state.
Second purpose of the present invention will be achieved through following technical scheme:
The energy-saving module framework of portable radio device; It is characterized in that comprising: be integrated in the portable radio device infrared apart from sensing module, with the said infrared main control chip that links to each other apart from sensing module one I/O end two-way signaling, operational module and the radio-frequency module that links to each other with other I/O end two-way signaling of said main control chip, and the power module that links to each other with the input of said main control chip.
Further; The energy-saving module framework of aforementioned portable radio device; Wherein this main control chip is a processor of single chip computer; Have the clock unit that is used for preset infrared light pulse reflected signal acquisition time length, and the comparing unit that is used for differentiating according to reflected signal strength human body and portable radio device actual range, preset in the said processor of single chip computer and be provided with the reference threshold values of human body near infrared light pulse reflected signal under the situation.
Further; The energy-saving module framework of aforementioned portable radio device; Wherein this portable radio device is a wireless mouse, infraredly is located under the mousebutton or in the mouse case in the centre of the palm, said operational module is an optical control modules apart from sensing module; With radio-frequency module, infrared apart from sensing module respectively two-way signaling be connected on the main control chip, the input of said main control chip is connected to power module.
Further; The energy-saving module framework of aforementioned portable radio device; Wherein this portable radio device is a Wireless Keyboard, infraredly is located under the keyboard case in the square bearer apart from sensing module, and said operational module is the keyboard scan module; With radio-frequency module, infrared apart from sensing module respectively two-way signaling be connected on the main control chip, the input of said main control chip is connected to power module.
Further; The energy-saving module framework of aforementioned portable radio device; Wherein this portable radio device is a wireless headset, infraredly is located at earphone microphone top apart from sensing module, and said operational module is an audio processing modules; With radio-frequency module, infrared apart from sensing module respectively two-way signaling be connected on the main control chip, the input of said main control chip is connected to power module.
Further; The energy-saving module framework of aforementioned portable radio device; Wherein this portable radio device is the wireless vital sign collector, infrared apart from sensing module be located at the collector probe or the probe side, said operational module is vital sign collection and wireless sending module; With radio-frequency module, infrared apart from sensing module respectively two-way signaling be connected on the main control chip, the input of said main control chip is connected to power module.
The power-economizing method of portable radio device of the present invention and module architectures thereof, its outstanding effect is:
The power-economizing method of this portable radio device and module architectures thereof; Innovation ground is introduced infrared light in the portable radio device near sensing technology; Can perception user body part (hand, head, face etc.) and the distance of wireless device, differentiate using and idle intention and intelligently switch operating state and power save mode of wireless device.The operation ease of portable radio device, energy-conservation intelligent and human-computer interaction property have greatly been improved.
Description of drawings
Fig. 1 is the theory diagram that power-economizing method of the present invention is applied to the wireless mouse that hand touches;
Fig. 2 is a structural representation embodiment illustrated in fig. 1;
Fig. 3 is the theory diagram that power-economizing method of the present invention is applied to the Wireless Keyboard that hand touches;
Fig. 4 is a structural representation embodiment illustrated in fig. 3;
Fig. 5 is the theory diagram that power-economizing method of the present invention is applied to the wireless headset that face touches;
Fig. 6 is a structural representation embodiment illustrated in fig. 5;
Fig. 7 is the theory diagram that power-economizing method of the present invention is applied to the wireless vital sign collector that body surface touches;
Fig. 8 is a structural representation embodiment illustrated in fig. 7.
Embodiment
The present invention disclosed one type based on infrared detection near the application of sensing technology in portable radio device.By this infrared electronic technology, can perception user body part (hand, face, head or other body) and the distance of wireless device.Main control chip on the portable radio device can according to this range information intelligence switch radio-frequency module and optical control modules (wireless mouse), audio frequency amplification module (wireless headset) and keyboard scan module (Wireless Keyboard) thus etc. duty reach purposes such as energy-conservation, pattern and function switching.Its principle of work is: the infrared infrared light pulse of launching in real time apart from sensing module can be reflected by human body.Different along with distance between human body and the portable radio device, catoptrical intensity also changes thereupon.Trickle variation is accumulated to a certain degree; Just can survey by the main control chip of portable radio device; Differentiate the comparison program of human body and portable radio device actual range through infrared light pulse reflected signal acquisition time preset in the main control chip, human body near the reference threshold values of infrared light pulse reflected signal under the situation and according to reflected signal strength, main control chip just can the perception human body and portable radio device between actual range; According to result apart from perception---the user contact with portable radio device or the state and the function of whether approaching switching device in the certain hour scope, the working power of driving or shutoff portable radio device.Can be an independent numerical value with reference to threshold values wherein, also can be a numerical range.The different conditions that each main modular all has comprises:
A), normal operating conditions: the user is near equipment, and distance need not the extra power savings measure less than the distance threshold that system is provided with in advance;
B), user's short time (time threshold that is provided with in advance less than system) is away from, the distance threshold that distance is provided with greater than system in advance: switch radio-frequency module and other main functional modules to sleeping state;
C), user's long-time (time threshold that is provided with in advance greater than system) is away from, the distance threshold that distance is provided with greater than system in advance: switch radio-frequency module and other main functional modules to deep sleep state;
D), idle state: close whole device power supply (quiescent dissipation or zero-power).
Following constipation closes accompanying drawing, some specific embodiments of the present invention is done further to detail, so that technical scheme of the present invention is easier to understand, grasp.
Embodiment one
Shown in the theory diagram that Fig. 1 power-economizing method of the present invention is applied to the wireless mouse that hand touches: wherein the operational module of device is an optical control modules; And with radio-frequency module, infraredly be connected to main control chip apart from sensing module two-way signaling in the lump; And this main control chip is a processor of single chip computer, and input is connected to power module.
As shown in Figure 2, be the structural representation of specific embodiment shown in Figure 1.This portable radio device is a wireless mouse 1, and be respectively equipped with under the mousebutton and in the mouse case in the centre of the palm infrared apart from sensing module 91,92, to reach best apart from the sensing effect.In the application of wireless mouse; When user's hand is placed on the mouse; Infraredly give main control chip with the original reference communication of distance discrimination apart from sensing module; After sampling in the main control chip certain hour, differentiation perception obtain actual range, switch radio-frequency module and optical control modules to normal operating conditions; Equally; When user's hand left wireless mouse, the infrared light pulse signal was returned no reflection events or transonic situation, and main control chip also can be known this information rapidly; And switch the power save mode of radio frequency and optical control modules according to the length that hand leaves the mouse time, until complete powered-down.
Embodiment two
Shown in the theory diagram that Fig. 3 power-economizing method of the present invention is applied to the Wireless Keyboard that hand touches: wherein the operational module of device is the keyboard scan module; And with radio-frequency module, infraredly be connected to main control chip apart from sensing module two-way signaling in the lump; And this main control chip is a processor of single chip computer, and input is connected to power module.
As shown in Figure 4, be the structural representation of specific embodiment shown in Figure 3.This portable radio device is a Wireless Keyboard 2; And be respectively equipped with in the square bearer under the keyboard case infrared apart from sensing module (because keyboard layout is relatively large; Therefore below the major key panel, be provided with sensing module 93,94; Below the numerical key panel, be provided with sensing module 95), to reach best apart from the sensing effect.In the application of Wireless Keyboard; When user's hand is placed on the keyboard; Infraredly give main control chip with the original reference communication of distance discrimination apart from sensing module; After sampling in the main control chip certain hour, differentiation perception obtain actual range, switch radio-frequency module and keyboard scan module to normal operating conditions; Equally; When user's hand left Wireless Keyboard, the infrared light pulse signal was returned no reflection events or transonic situation, and main control chip also can be known this information rapidly; And switch the power save mode of radio frequency and keyboard scan module according to the length that hand leaves the keyboard time, until complete powered-down.
Embodiment three
Shown in the theory diagram that Fig. 5 power-economizing method of the present invention is applied to the wireless headset that face touches: wherein the operational module of device is an audio processing modules; And with radio-frequency module, infraredly be connected to main control chip apart from sensing module two-way signaling in the lump; And this main control chip is a processor of single chip computer, and input is connected to power module.
As shown in Figure 6, be the structural representation of specific embodiment shown in Figure 5.This portable radio device is a wireless headset 3, and that earphone microphone top is provided with is infrared apart from sensing module 96, to reach best apart from the sensing effect.In the application of wireless headset; When the user is with earphone; Earphone is contacted or when being lower than the threshold distance that system is provided with in advance near distance with human body face; Infraredly give main control chip with the original reference communication of distance discrimination apart from sensing module, the sampling in the main control chip certain hour, differentiate perception and obtain actual range after, switch radio-frequency module and audio processing modules to normal operating conditions; Equally; When the user take off earphone the time; The infrared light pulse signal is returned no reflection events or transonic situation, and main control chip also can be known this information rapidly, and according to taking off earphone; Microphone leaves the length switching radio frequency of facial time and the power save mode of audio processing modules, until complete powered-down.
Embodiment four
Shown in the theory diagram that Fig. 7 power-economizing method of the present invention is applied to the wireless vital sign collector that body surface touches: wherein the operational module of device is vital sign collection and wireless sending module; And with radio-frequency module, infraredly be connected to main control chip apart from sensing module two-way signaling in the lump; And this main control chip is a processor of single chip computer, and input is connected to power module.
As shown in Figure 8, be the structural representation of specific embodiment shown in Figure 7.This portable radio device is wireless vital sign collector 4 one of (uses for stethoscope), and that collector probe or probe side are provided with is one infrared apart from sensing module 97, to reach best apart from the sensing effect.In the application of wireless vital sign collector; When the doctor with this wireless vital sign collector be placed on patient's body surface contact or closely near the time; Infraredly give main control chip with the original reference communication of distance discrimination apart from sensing module; After sampling in the main control chip certain hour, differentiation perception obtain actual range, switch radio-frequency module and vital sign collection and wireless sending module to normal operating conditions; Equally; When collector leaves patient's body surface; The infrared light pulse signal is returned no reflection events or transonic situation; Main control chip also can be known this information rapidly, and leaves the length switching radio frequency of patient's body surface time and the power save mode of vital sign collection and wireless sending module according to collector, until complete powered-down.
Remove above-mentioned four kinds of practical implementations exception; The present invention also can use in intelligent toy; When the user near or space length when changing, infraredly give main control chip with this communication and switch the state of toy, thereby increase interactive (not the giving diagram) of people and toy apart from sensing module.
Detailed introduction through above embodiment; The power-economizing method of portable radio device of the present invention and the characteristic of module architectures thereof and excellent effect are obvious; Its innovation ground is introduced infrared light in the portable radio device near sensing technology; Can perception user body part (hand, head, face etc.) and the distance of wireless device, differentiate using and idle intention and intelligently switch operating state and power save mode of wireless device.The operation ease of portable radio device, energy-conservation intelligent and human-computer interaction property have greatly been improved.
To sum up; Detailed description through embodiment is intended to deepen the understanding to essential characteristics of the present invention and marked improvement property; But the diversified embodiment of the present invention never only limits to this, and the function device of any portable mobile wireless operation all can be used the inventive method and carry out energy-saving design.Therefore, in every case be different from the technical scheme that the foregoing description forms, must be regarded as the protection domain of including patented claim of the present invention in based on what power-economizing method of the present invention and module architectures thereof carried out.
Claims (10)
1. the power-economizing method of portable radio device; It is characterized in that: in the control circuit of portable radio device, introduce infrared apart from sensing module; Through infrared apart from infrared light pulse in the perception module samples certain hour by Strength Changes perception human body after the human body reflection and the actual range between portable radio device, according to the working power that drives or turn-off portable radio device apart from the result of perception.
2. the power-economizing method of portable radio device according to claim 1; It is characterized in that: infrared in the portable radio device sent the infrared light pulse signal apart from sensing module to periphery in real time; No human body contact or with the human body actual range during greater than the predefined distance threshold of system; Detected infrared light pulse signal reflex intensity is lower than the corresponding signal intensity of the predefined distance threshold of homologous ray, and is infrared apart from the perception module samples and judge that portable radio device is a power save mode; Human body contact portable radio device or with the human body actual range less than the predefined distance threshold of system after; The infrared light pulse signal is reflected by human body; Detected infrared light pulse signal reflex intensity is higher than the corresponding signal intensity of the predefined distance threshold of homologous ray; Sampled according to the intensity that receives reflected signal apart from sensing module by infrared, the judgement portable radio device is a duty; The human body of finishing using separate with portable radio device or with the human body actual range greater than the predefined distance threshold of system after; Detected infrared light pulse signal emissive porwer is lower than homologous ray and designs the corresponding signal intensity of fixed distance threshold in advance, and is infrared apart from the perception module samples and judge that portable radio device is a power save mode.
3. the power-economizing method of portable radio device according to claim 1; It is characterized in that: the portable radio device kind of using said power-economizing method comprises wireless mouse, Wireless Keyboard, wireless headset and wireless vital sign collector at least; All have function identical and the power module and the radio-frequency module of hardware facial difference; And various portable radio devices have respectively and the corresponding operational module of function separately, wherein said power module, radio-frequency module and operational module all comprise energy-conservation, work two states.
4. the power-economizing method of portable radio device according to claim 3, it is characterized in that: said power save mode comprises: sleeping state, deep sleep state and off state fully.
5. the energy-saving module framework of the described portable radio device of claim 1; It is characterized in that comprising: be integrated in the portable radio device infrared apart from sensing module, with the said infrared main control chip that links to each other apart from sensing module one I/O end two-way signaling, operational module and the radio-frequency module that links to each other with other I/O end two-way signaling of said main control chip, and the power module that links to each other with the input of said main control chip.
6. the energy-saving module framework of portable radio device according to claim 1; It is characterized in that: said main control chip is a processor of single chip computer; Has the clock unit that is used for preset infrared light pulse reflected signal acquisition time length; And the comparing unit that is used for differentiating according to reflected signal strength human body and portable radio device actual range, preset in the said processor of single chip computer and be provided with the reference threshold values of human body near infrared light pulse reflected signal under the situation.
7. the energy-saving module framework of portable radio device according to claim 5; It is characterized in that: said portable radio device is a wireless mouse; Infraredly be located under the mousebutton or in the mouse case in the centre of the palm apart from sensing module; Said operational module is an optical control modules, with radio-frequency module, infrared apart from sensing module respectively two-way signaling be connected on the main control chip, the input of said main control chip is connected to power module.
8. the energy-saving module framework of portable radio device according to claim 5; It is characterized in that: said portable radio device is a Wireless Keyboard; Infraredly be located under the keyboard case in the square bearer apart from sensing module; Said operational module is the keyboard scan module, with radio-frequency module, infrared apart from sensing module respectively two-way signaling be connected on the main control chip, the input of said main control chip is connected to power module.
9. the energy-saving module framework of portable radio device according to claim 5; It is characterized in that: said portable radio device is a wireless headset; Infraredly be located at earphone microphone top apart from sensing module; Said operational module is an audio processing modules, with radio-frequency module, infrared apart from sensing module respectively two-way signaling be connected on the main control chip, the input of said main control chip is connected to power module.
10. the energy-saving module framework of portable radio device according to claim 5; It is characterized in that: said portable radio device is the wireless vital sign collector; Infrared apart from sensing module be located at the collector probe or the probe side; Said operational module is vital sign collection and wireless sending module, with radio-frequency module, infrared apart from sensing module respectively two-way signaling be connected on the main control chip, the input of said main control chip is connected to power module.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103425275A (en) * | 2012-05-17 | 2013-12-04 | 原相科技股份有限公司 | Sensing module and sensing method both applied to optical mouse and provided with electricity-saving function |
| CN104199655A (en) * | 2014-08-27 | 2014-12-10 | 深迪半导体(上海)有限公司 | Audio switching method, microprocessor and earphones |
| CN104965430A (en) * | 2015-06-29 | 2015-10-07 | 广州杰赛科技股份有限公司 | Environment detection device, power supply control method thereof and emergency monitoring system |
| CN105302271A (en) * | 2014-07-30 | 2016-02-03 | 宇龙计算机通信科技(深圳)有限公司 | Method and apparatus for reducing power consumption of user equipment |
| CN106792326A (en) * | 2017-04-07 | 2017-05-31 | 广州黑格智能科技有限公司 | A kind of earphone and earphone system |
| CN107071615A (en) * | 2017-04-07 | 2017-08-18 | 广州黑格智能科技有限公司 | A kind of earphone and earphone system |
| CN112073863A (en) * | 2020-08-13 | 2020-12-11 | 广东西欧克实业有限公司 | Intelligent microphone control method, system and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103425275A (en) * | 2012-05-17 | 2013-12-04 | 原相科技股份有限公司 | Sensing module and sensing method both applied to optical mouse and provided with electricity-saving function |
| CN105302271A (en) * | 2014-07-30 | 2016-02-03 | 宇龙计算机通信科技(深圳)有限公司 | Method and apparatus for reducing power consumption of user equipment |
| CN104199655A (en) * | 2014-08-27 | 2014-12-10 | 深迪半导体(上海)有限公司 | Audio switching method, microprocessor and earphones |
| CN104965430A (en) * | 2015-06-29 | 2015-10-07 | 广州杰赛科技股份有限公司 | Environment detection device, power supply control method thereof and emergency monitoring system |
| CN106792326A (en) * | 2017-04-07 | 2017-05-31 | 广州黑格智能科技有限公司 | A kind of earphone and earphone system |
| CN107071615A (en) * | 2017-04-07 | 2017-08-18 | 广州黑格智能科技有限公司 | A kind of earphone and earphone system |
| CN112073863A (en) * | 2020-08-13 | 2020-12-11 | 广东西欧克实业有限公司 | Intelligent microphone control method, system and storage medium |
| CN112073863B (en) * | 2020-08-13 | 2022-06-17 | 广东西欧克实业有限公司 | Intelligent microphone control method, system and storage medium |
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Effective date of registration: 20120302 Address after: 200336, room 76, No. 1889, Lane 201, Hongqiao Road, Shanghai, Shanghai Applicant after: Wang Hui Address before: 215123 A3-402 room, No. 99 kindheartedness Road, Suzhou Industrial Park, Jiangsu, China Applicant before: Suzhou Chengxin Microelectronic Technology Co.,Ltd. |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120111 |