CN102300296A - Method for reducing near field communication (NFC) apparatus power consumption and terminal equipment - Google Patents
Method for reducing near field communication (NFC) apparatus power consumption and terminal equipment Download PDFInfo
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- CN102300296A CN102300296A CN2011102439861A CN201110243986A CN102300296A CN 102300296 A CN102300296 A CN 102300296A CN 2011102439861 A CN2011102439861 A CN 2011102439861A CN 201110243986 A CN201110243986 A CN 201110243986A CN 102300296 A CN102300296 A CN 102300296A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0251—Power saving arrangements in terminal devices using monitoring of local events, e.g. events related to user activity
- H04W52/0254—Power saving arrangements in terminal devices using monitoring of local events, e.g. events related to user activity detecting a user operation or a tactile contact or a motion of the device
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
- H04M1/72412—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories using two-way short-range wireless interfaces
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/04—Details of telephonic subscriber devices including near field communication means, e.g. RFID
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a method for reducing near field communication (NFC) apparatus power consumption and terminal equipment. The NFC apparatus is placed in the terminal equipment and the terminal equipment comprises a sensor which is used to sense a distance of a foreign object. The method comprises the following steps: presetting a calling module of the NFC apparatus to be in a state of dormancy; starting the sensor and detecting whether there is the foreign object in a working range of the calling module; if there is, making the sensor emit a starting signal to start the calling module so that the calling module can work. By using the method and the terminal equipment of the invention, when there is no foreign object in the working range of the calling module, the calling module is in the state of dormancy so that the power consumption is not needed and the power consumption of the terminal equipment can be reduced.
Description
Technical field
The present invention relates to the NFC technical field, especially relate to a kind of method and terminal equipment of the NFC of reduction device power consumption.
Background technology
NFC (Near Field Communication, near-field communication) is a kind of short-range high frequency wireless communication technology, and this technology allows to carry out contactless Point-to-Point Data Transmission (in ten centimetres) between the electronic equipment, with swap data.
NFC is incorporated into chip piece with contactless card reader, non-contact card and point-to-point (Peer-to-Peer) function, for consumer's life style has been started countless brand-new opportunity.It can be an open interface platform, can carry out fast wireless network, initiatively be provided with; Also can be a dummy connector, serve existing honeycomb-like network, bluetooth and wireless 802.11 equipment.
Because NFC broad application and compact, it can both well used on a lot of terminal equipments, be the road of having opened up such as shared of the payment of terminal equipment or various enciphered messages.Exactly because but also its extensive use; make the listening functions of NFC also be integrated into terminal equipment, bring power problems thus: in the prior art, when terminal equipment during as caller equipment; usually can initiate caller with a fixed frequency; in order to reach real-time detection, this frequency can be very high, therefore; intercept for terminal equipment and can compare power consumption; and in the time period that major part need not to detect, caller also will be initiated to detect with fixed frequency, has nonsensical power consumption.
Summary of the invention
Main purpose of the present invention is to provide a kind of method of the NFC of reduction device power consumption, is intended to reduce power consumption of terminal equipment.
In order to realize goal of the invention, the present invention proposes described NFC device and places terminal equipment, and this terminal equipment comprises in order to the transducer of induction foreign object distance, said method comprising the steps of:
The caller module of default NFC device is in resting state;
Whether enable described transducer, detecting has foreign object to be in the working range of described caller module;
If then control described transducer and send enabling signal and start described caller module and carry out work.
Preferably, described transducer is the light sensation transducer, in order to whether real-time detection has foreign object to be in the working range of caller module according to obscurity.
Preferably, after carrying out work, the caller module also comprises:
Enable described transducer, detect the working range whether foreign object leaves the caller module;
If, then control described transducer notice caller module and quit work, enter resting state.
Preferably, described caller module is carried out work and is specially:
According to the described enabling signal that transducer sends, send the caller request by predeterminated frequency;
Receive the feedback information of foreign object to the caller request;
Mutual with the connect line data of going forward side by side of foreign object.
The present invention also provides a kind of terminal equipment of the NFC of being provided with device, and described NFC device places terminal equipment, and this terminal equipment comprises that described terminal equipment also is provided with in order to the transducer of induction foreign object distance:
State setting module is in resting state in order to the caller module of presetting the NFC device;
The transducer control module is used to enable described transducer, and whether detect has foreign object to be in the working range of described caller module;
If then control described transducer and send enabling signal and start the caller module and carry out work.
Preferably, described transducer is laser propagated sensation sensor or infrared sensor.
Preferably, described transducer control module also is used for:
After the caller module is carried out work, enable described transducer, detect the working range whether foreign object leaves the caller module;
If, then control described transducer notice caller module and quit work, enter resting state.
Preferably, described caller module specifically is used for:
According to the described enabling signal that transducer sends, send the caller request by predeterminated frequency;
Receive the feedback information of foreign object to the caller request;
Mutual with the connect line data of going forward side by side of foreign object.
Preferably, described terminal equipment is a mobile communication terminal.
As from the foregoing, the present invention at first caller module of NFC device is set to resting state, and by the sensor sensing foreign object in the terminal equipment whether near terminal equipment and whether be in the working range of caller module, if, then start the work of caller module, can when no foreign object is in the working range of caller module, make the caller module be in resting state always, and need not power consumption, thereby reduce power consumption of terminal equipment.
Description of drawings
Fig. 1 is the flow chart that the present invention reduces method one embodiment of NFC device power consumption;
Fig. 2 is the flow chart that the present invention reduces another embodiment of method of NFC device power consumption;
Fig. 3 is the flow chart that caller module of the present invention is carried out work;
Fig. 4 is the structural representation that the present invention comprises terminal equipment one embodiment of NFC device power consumption;
Fig. 5 is the workflow diagram that the present invention comprises terminal equipment one embodiment of NFC device power consumption.
The realization of the object of the invention, functional characteristics and advantage will be in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Should be noted that among the present invention that the NFC device is built in the terminal equipment, this terminal equipment can be the hand-hold type mobile terminal device, and for example mobile phone, PDA or other carry out equipment of mobile payment etc.The NFC device is provided with the caller module, in order to initiate the caller request, communicates with the callee, realizes data interaction.
Referring to Fig. 1, for reducing the method flow diagram of NFC device power consumption in one embodiment of the invention, this method comprises:
Step S10, default caller module is in resting state; Among the present invention, resting state is meant that the caller module is in battery saving mode, does not start by fixed frequency to initiate the caller request.
Step S20 enables transducer, and whether detect has foreign object to be in the working range of described caller module; Be provided with Proximity Sensor in the terminal equipment, in order to the distance of induction foreign object and terminal equipment, this transducer can be the light sensation transducer, also can be laser propagated sensation sensor or infrared sensor.For example, in the mobile phone, be provided with in order to the laser sensor of induction people face or light sensation transducer etc.In the embodiment of the invention,, make its transmission signals, thereby realize control NFC device caller module status to the NFC device by original transducer in the control terminal.Concrete, can pass through control circuit, the output pin of transducer is linked to each other with the main control chip of NFC device, output signal to the main control chip of NFC device, send control signal control caller module by this main control chip then.The working range of caller module be meant its can with called party's mutual operating distance of line data of going forward side by side that connects.In the embodiment of the invention, whether transducer can detect in real time has foreign object near terminal equipment, and judges within its working range that whether moves to the caller module.
Step S30 is if then control transducer and send enabling signal and start the caller module and carry out work.Transducer can the perception foreign object and the actual range of terminal equipment, for example be 20cm or 10cm, if arrive 10cm, then explanation has foreign object to be within the working range of NFC device caller module, at this moment, the control transducer sends enabling signal and makes its end resting state.Whether this steps flow chart and mobile phone induction people face be close, is that certain part principle in running order or closed condition is the same according to the induction result then.
In the embodiment of the invention, the caller module of NFC device is set to resting state, and effectively utilize terminal equipment existing sensors induction foreign object whether near terminal equipment and whether be in the working range of caller module, if, then start the work of caller module, can regulate the start-up time and the frequency of NFC device caller module in the terminal equipment as required, thereby avoided most of the time NFC device all to be in the meaningless task, power consumption that can well control terminal, prolong the service time of the single charge of terminal equipment, also can save the cpu load of section terminating equipment simultaneously.
In the foregoing description, transducer is preferably the light sensation transducer, and whether real-time detection has foreign object to be in the working range of caller module according to obscurity for it.Transducer also can be laser sensor or infrared sensor.Laser sensor or infrared sensor all can be used to respond to the distance of foreign object and local terminal equipment, and be similar to the processing procedure and the light sensation transducer of its distance signal in the practical application, just is not described further at this.
Further, with reference to Fig. 2, on the basis of previous embodiment, in another embodiment of the present invention, said method also comprises after the caller module is carried out work:
Step S40 enables described transducer, detects the working range whether foreign object leaves the caller module;
Step S50, if, then control described transducer notice caller module and quit work, enter resting state.
That is to say that when the caller module was carried out work, still the distance to foreign object and terminal equipment detected.When foreign object began to leave terminal equipment, light sensation transducer (perhaps other transducers) detected the detection distance that object begins away from terminal equipment and judges whether to have exceeded oneself; Exceeded the detection distance if the sensor module detects object, then this object has exceeded the working range of caller module, and notify the transmission of the caller request that the caller module is standing frequency this moment, thereby reaches the purpose of further reduction power consumption.
With reference to Fig. 3, in the foregoing description, among the step S30, the caller module is carried out work and is specially:
Step S31 according to the enabling signal that receives, sends the caller request by predeterminated frequency; If the enabling signal of receiving, then expression has object to enter into working range, and send the caller request this moment, to establish a connection with foreign object.The transmission frequency of this caller request can be provided with flexibly according to operational environment.
Step S32 receives the feedback information of foreign object to the caller request; If receive feedback information, then be to carry out opposite equip. data interaction, adaptive with we, can carry out next step; If there is not feedback information, illustrate that then object is not the opposite equip. adaptive with local terminal, can enter resting state this moment.
Step S33, mutual with the connect line data of going forward side by side of foreign object.For example, mobile phone and external equipment connect and pay.
The invention provides a kind of terminal equipment of the NFC of comprising device, can realize said method.With reference to Fig. 4, in one embodiment, this terminal equipment is provided with NFC device 100, and this NFC device 100 is provided with caller module 101, and except that NFC device 100, terminal equipment also comprises:
If then control transducer 300 and send enabling signal and start caller module 101 and carry out work.
In the embodiment of the invention, the caller module 101 of NFC device 100 is set to resting state, and effectively utilize terminal equipment existing sensors 300 induction foreign objects whether near terminal equipment and whether be in the working range of caller module, if, then send enabling signal and start 101 work of caller module, can regulate the start-up time and the frequency of NFC device 100 caller modules 101 in the terminal equipment as required, thereby avoided most of the time NFC device 100 all to be in the meaningless task, power consumption that can well control terminal, prolong the service time of the single charge of terminal equipment, also can save the cpu load of section terminating equipment simultaneously.
Further, transducer control module 400 also is used for:
After caller module 101 is carried out work, enable transducer 300, detect the working range whether foreign object leaves caller module 101;
If, then control transducer 300 notice caller modules 101 and quit work, enter resting state.
That is to say that when caller module 101 was carried out work, the distance that transducer control module 400 is still controlled 300 pairs of foreign objects of transducer and terminal equipment detected.When foreign object begins to leave terminal equipment, transducer 300 (perhaps other transducers) detects the detection distance that object begins away from terminal equipment and judges whether to have exceeded oneself, if detecting object, transducer 300 detection modules exceeded the detection distance, then this object has exceeded the working range of caller module 101, notify the transmission of the caller request that caller module 101 is standing frequency this moment, thereby reach the purpose of further reduction power consumption.
Above-mentioned caller module 101 specifically is used for:
According to enabling signal, send the caller request by predeterminated frequency; Enabling signal is sent by transducer 300, if caller module 10 receives enabling signal, then expression has object to enter into working range, and caller this moment module 10 sends the caller request, to establish a connection with foreign object.The transmission frequency of this caller request can be provided with flexibly according to operational environment.
Receive the feedback information of foreign object to the caller request; If receive feedback information, then be can carry out data interaction, with the adaptive opposite equip. of we, can be mutual with the connect line data of going forward side by side of foreign object; If there is not feedback information, illustrate that then object is not the opposite equip. adaptive with local terminal, can enter resting state this moment.
In the embodiment of the invention, terminal equipment is preferably mobile communication terminal, for example mobile phone, PDA etc.
With reference to Fig. 5, in the embodiment of the invention, the workflow of terminal equipment that comprises the NFC device is as follows:
Step S201, turn on sensor 300;
Step S202 judges to have or not object close; With the light sensation transducer is example, judges if after having object close, whether meet the distance that starts the caller module by obscurity.If do not have, then continue to detect, caller module 101 continues dormancy.If have, then enter step S203;
Step S203 judges whether to start the caller module; If cannot, then return step S202; If of course, execution in step S204 then;
Step S204 starts caller module 101; For example transducer 300 sends enabling signal to caller module 101, and caller module 101 stops dormancy, enters normal mode of operation, and according to certain frequency real-time initiate the caller request to the callee.
Step S205 carries out data interaction with foreign object;
Whether step S206, transducer 300 continue the inspected object distance and change, if do not have, then do not do any operation; If do not meet, then enter step S207,
Step S207, judging whether can dormancy caller module; If, then enter step S208, if not, then return step S205;
Step S208, notice caller module 101 quits work, and enters park mode.
Should be understood that; below only be the preferred embodiments of the present invention; can not therefore limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. method that reduces the NFC device power consumption, described NFC device places terminal equipment, and this terminal equipment comprises in order to the transducer of induction foreign object distance, it is characterized in that, said method comprising the steps of:
The caller module of default NFC device is in resting state;
Whether enable described transducer, detecting has foreign object to be in the working range of described caller module;
If then control described transducer and send enabling signal and start described caller module and carry out work.
2. method according to claim 1 is characterized in that, described transducer is the light sensation transducer, in order to whether real-time detection has foreign object to be in the working range of described caller module according to obscurity.
3. method according to claim 1 and 2 is characterized in that, also comprises after the caller module is carried out work:
Enable described transducer, detect the working range whether foreign object leaves the caller module;
If, then control described transducer notice caller module and quit work, enter resting state.
4. method according to claim 3 is characterized in that, described caller module is carried out work and is specially:
According to the described enabling signal that transducer sends, send the caller request by predeterminated frequency;
Receive the feedback information of foreign object to the caller request;
Mutual with the connect line data of going forward side by side of foreign object.
5. terminal equipment that is provided with the NFC device, described NFC device places terminal equipment, and this terminal equipment comprises in order to the transducer of induction foreign object distance, it is characterized in that described terminal equipment also is provided with:
State setting module is in resting state in order to the caller module of presetting the NFC device;
The transducer control module is used to enable described transducer, and whether detect has foreign object to be in the working range of described caller module;
If then control described transducer and send enabling signal and start the caller module and carry out work.
6. terminal equipment according to claim 5 is characterized in that, described transducer is the light sensation transducer, in order to whether real-time detection has foreign object to be in the working range of caller module according to obscurity.
7. terminal equipment according to claim 5 is characterized in that, described transducer is laser propagated sensation sensor or infrared sensor.
8. according to each described terminal equipment in the claim 5 to 7, it is characterized in that described transducer control module also is used for:
After the caller module is carried out work, enable described transducer, detect the working range whether foreign object leaves the caller module;
If, then control described transducer notice caller module and quit work, enter resting state.
9. terminal equipment according to claim 8 is characterized in that, described caller module specifically is used for:
According to the described enabling signal that transducer sends, send the caller request by predeterminated frequency;
Receive the feedback information of foreign object to the caller request;
Mutual with the connect line data of going forward side by side of foreign object.
10. terminal equipment according to claim 9 is characterized in that, described terminal equipment is a mobile communication terminal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102439861A CN102300296A (en) | 2011-08-24 | 2011-08-24 | Method for reducing near field communication (NFC) apparatus power consumption and terminal equipment |
| PCT/CN2011/081203 WO2012151861A1 (en) | 2011-08-24 | 2011-10-24 | Method and terminal apparatus for reducing power consumption of nfc device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102439861A CN102300296A (en) | 2011-08-24 | 2011-08-24 | Method for reducing near field communication (NFC) apparatus power consumption and terminal equipment |
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| CN102300296A true CN102300296A (en) | 2011-12-28 |
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| CN2011102439861A Pending CN102300296A (en) | 2011-08-24 | 2011-08-24 | Method for reducing near field communication (NFC) apparatus power consumption and terminal equipment |
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| WO (1) | WO2012151861A1 (en) |
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| WO2012151861A1 (en) * | 2011-08-24 | 2012-11-15 | 中兴通讯股份有限公司 | Method and terminal apparatus for reducing power consumption of nfc device |
| CN103019387A (en) * | 2012-12-25 | 2013-04-03 | 爱科瑞士制冷科技（深圳）有限公司 | Mobile terminal and unlocking method thereof |
| CN104182027A (en) * | 2014-08-14 | 2014-12-03 | Tcl通讯（宁波）有限公司 | NFC clock control device for mobile terminal, and method thereof |
| CN104335617A (en) * | 2012-06-04 | 2015-02-04 | 高通股份有限公司 | Methods and apparatus for improving NFC RF discovery based on detection of other RF activity |
| CN104656898A (en) * | 2015-02-11 | 2015-05-27 | 深圳市金立通信设备有限公司 | Method for controlling distance sensor |
| CN104679244A (en) * | 2015-02-11 | 2015-06-03 | 深圳市金立通信设备有限公司 | Terminal |
| CN105282330A (en) * | 2015-09-18 | 2016-01-27 | 广东欧珀移动通信有限公司 | Method and apparatus for automatically accessing network |
| CN105578497A (en) * | 2015-04-28 | 2016-05-11 | 宇龙计算机通信科技(深圳)有限公司 | NFC interception equipment detection method and related equipment |
| CN106814711A (en) * | 2015-12-01 | 2017-06-09 | 博西华电器（江苏）有限公司 | Using the method and the mobile terminal of mobile terminal control home appliance |
| CN110650466A (en) * | 2019-09-12 | 2020-01-03 | 北京维普无限智能技术有限公司 | Method for reducing power consumption of non-contact card equipment |
| CN111260825A (en) * | 2018-11-14 | 2020-06-09 | 上海博泰悦臻电子设备制造有限公司 | Automobile key control method and system based on bank card, key and electronic lock |
| CN113452902A (en) * | 2021-05-28 | 2021-09-28 | 浙江大华技术股份有限公司 | Control method and system of camera distribution network, electronic device and camera |
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| CN105578497B (en) * | 2015-04-28 | 2019-06-11 | 宇龙计算机通信科技(深圳)有限公司 | A kind of detection method and relevant device of NFC snooping equipment |
| CN105282330A (en) * | 2015-09-18 | 2016-01-27 | 广东欧珀移动通信有限公司 | Method and apparatus for automatically accessing network |
| CN106814711A (en) * | 2015-12-01 | 2017-06-09 | 博西华电器（江苏）有限公司 | Using the method and the mobile terminal of mobile terminal control home appliance |
| CN111260825A (en) * | 2018-11-14 | 2020-06-09 | 上海博泰悦臻电子设备制造有限公司 | Automobile key control method and system based on bank card, key and electronic lock |
| CN110650466A (en) * | 2019-09-12 | 2020-01-03 | 北京维普无限智能技术有限公司 | Method for reducing power consumption of non-contact card equipment |
| CN110650466B (en) * | 2019-09-12 | 2022-07-29 | 北京维普无限智能技术有限公司 | Method for reducing power consumption of non-contact card equipment |
| CN113452902A (en) * | 2021-05-28 | 2021-09-28 | 浙江大华技术股份有限公司 | Control method and system of camera distribution network, electronic device and camera |
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Application publication date: 20111228 |