CN101835248A - Device and method for turning off bluetooth module - Google Patents
Device and method for turning off bluetooth module Download PDFInfo
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- CN101835248A CN101835248A CN201010147998A CN201010147998A CN101835248A CN 101835248 A CN101835248 A CN 101835248A CN 201010147998 A CN201010147998 A CN 201010147998A CN 201010147998 A CN201010147998 A CN 201010147998A CN 101835248 A CN101835248 A CN 101835248A
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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
Abstract
The invention provides a device for turning off a bluetooth module, which comprises a bluetooth power supply system, a central processing unit (CPU), a human-computer interaction (HCI) layer, a bluetooth connection management module, a bluetooth power supply management module and a timer. The CPU is used for controlling the bluetooth connection management module to send a data detection command in real time; if data is transmitted, the timer is reset, and if the data is not transmitted, the CPU controls the timer to start timing or time continuously according to the state of the timer; and the CPU controls the bluetooth power supply management module to turn off the bluetooth power supply system which is used for supplying power to the bluetooth module. The HCI layer is used for sending states with or without data transmission to the bluetooth connection management module according to a data detection result. The bluetooth connection management module is used for sending the data detection command to the HCI layer in real time and sending the detection result to the CPU; and the timer is used for sending an arrival time command to the CPU according to a set timing time range. The invention also provides a method for turning off the bluetooth module. The device and the method reduce the power consumption of the bluetooth module, reduce the total power consumption of a portable electronic device, and prolong the battery endurance time of the portable electronic device.
Description
Technical field
The present invention relates to a kind of Bluetooth technology, particularly a kind of bluetooth module shutoff device and method.
Background technology
At present, the application of Bluetooth technology is more and more by loading bluetooth module to realize in various portable electric appts such as mobile phone, palmtop PC and digital camera.Portable electric appts is battery-powered, and the power consumption of bluetooth module becomes the part of the total power consumption of portable electric appts.And the electric weight memory limited of battery, so the total power consumption problem of portable electric appts is whether it can break away from the dependence to external power supply for a long time, increases the key factor of battery life.Therefore, reduce the power consumption of the bluetooth module in the portable electric appts, can reduce the total power consumption of portable electric appts, prolong battery life.
Prior art mainly reduces the bluetooth module power consumption from two aspects:
1, improves the bluetooth module transmission rate, reduce power consumption in the mode that reduces the bluetooth module transmission time.
2, adjust bluetooth module base band linking scheme.
Bluetooth module is to carry out transfer of data at the Bluetooth chip layer.The Bluetooth chip layer also comprises sandwich construction, wherein, comprise the common physical layer of forming of base band and radio layer, radio layer realizes the transfer of data between the Bluetooth chip layer of different bluetooth modules, the respectively corresponding four kinds of states of four kinds of linking schemes of base band: active (Active), breathe (Sniff), keep (Hold) and dormancy (Park).Regulate the base band linking scheme by the data transmission state that detects radio layer, also can realize reducing the purpose of bluetooth module power consumption.The average power consumption of active, breathing, maintenance, this one of four states of dormancy reduces successively, but the device responds time of bluetooth module also increases successively.
Above-mentioned first method is just passed through the time of the transfer of data of shortening bluetooth module, reduces the transfer of data power consumption of bluetooth module; Though second method can make bluetooth module enter the different linking pattern, for example, do not use in a period of time under the situation of bluetooth module, make bluetooth module enter resting state, the bluetooth module under the resting state still has power consumption to exist.Do not realize under the situation of bluetooth module that the bluetooth module power consumption is zero if do not use, only close the bluetooth power-supply system that is used for the bluetooth module power supply in a period of time.But, because second method is the base band realization different linking pattern at the Bluetooth chip layer, the bluetooth module user who has this type of Bluetooth chip layer for use, owing to can't change the 26S Proteasome Structure and Function of Bluetooth chip layer, also just can't realize closing of bluetooth power-supply system at the Bluetooth chip layer.Therefore, bluetooth module will be in opening always, and the bluetooth module power consumption exists all the time.Further,, make the total power consumption of portable electric appts increase, reduce battery life because therefore the part of the total power consumption that the bluetooth module power consumption is a portable electronic to be related to, can't realize when bluetooth a period of time uses it not being closed.
Summary of the invention
In view of this, the present invention proposes the device that a kind of bluetooth module is closed, this device can reduce the bluetooth module power consumption, reaches the effect that reduces the portable electric appts total power consumption.
The invention allows for the method that a kind of bluetooth module is closed, this method can reduce the bluetooth module power consumption, reaches the effect that reduces the portable electric appts total power consumption.
For addressing the above problem, technical scheme of the present invention specifically is achieved in that
A kind of bluetooth module shutoff device, this device comprise bluetooth power-supply system, central processing unit, HCI layer, bluetooth connection management module, bluetooth power management module and timer,
Described bluetooth power-supply system is used for powering to bluetooth module;
Described central processing unit is used for detecting the described bluetooth connection management module of commands for controlling according to the HCI layer data that receives and sends data detection command in real time; Send reset instruction according to the data transmission message that has that receives to described timer; Free of data message transfer according to receiving reads described timer state, judges the timer state, if described timer is in time status, then send lasting timing instruction, close or reset mode, then send the timing instruction to timer if described timer is in to timer; Send the bluetooth out code according to the instruction then that receives to described bluetooth power management module;
Described HCI layer is used for according to the described data detection command from described bluetooth connection management module reception, detects to have or not transfer of data, and sending the HCI layer has the real-time status of transfer of data or free of data transmission to described bluetooth connection management module;
Described bluetooth connection management module is used for sending in real time data detection command to described HCI layer; There is the real-time status of transfer of data or free of data transmission to send described have data transmission message or free of data message transfer according to the described HCI layer that receives from described HCI layer to described central processing unit;
Described bluetooth power management module is used for closing described bluetooth power-supply system according to the described bluetooth out code that receives;
Described timer is used to be provided with the timing time scope; Pick up counting according to the described timing instruction that receives; Continue timing according to the described lasting timing instruction that receives; Reset according to the described reset instruction execution that receives; When described timing time scope that timing time arrive to be provided with, stop timing and send described instruction then to central processing unit.
Described timer also comprises the timer interface, carries out newly-built to the timing time scope and modification by the timer interface.
Described central processing unit is the central processing unit of portable electric appts.
Described bluetooth power-supply system, bluetooth connection management module, bluetooth power management module and timer are arranged on the application layer of portable electric appts.
The method that a kind of bluetooth module is closed is provided with the timing time scope of timer, and this method comprises:
Whether have transfer of data, if transfer of data is arranged, then timer resets if detecting the HCI layer in real time; If there is not transfer of data, then judge the timer state, if being in, timer closes or reset mode, then timer picks up counting, if timer is in time status, then continues timing;
When timing time reaches described timing time scope, close bluetooth module.
Described timing time scope can be provided with or revise by the timer interface.
As seen from the above technical solutions, the present invention is provided with bluetooth connection management module and timer, bluetooth connection management module sends data detection command to the HCI layer in real time, and the real-time status of returning transfer of data or free of data transmission behind the data transmission state by HCI layer detection HCI layer is to bluetooth connection management module; Central processing unit has transfer of data or free of data message transfer according to the HCI layer that bluetooth connection management module sends, and timer is controlled; When reaching described timing time scope, close the bluetooth power-supply system.Thereby realized when bluetooth module a period of time does not use it being closed, making the bluetooth module power consumption is zero purpose, further reduces the total power consumption of portable electric appts, prolongs the cruising time of portable electric appts battery.
Description of drawings
Fig. 1 is a prior art bluetooth layered protocol stack structure chart;
Fig. 2 is the structure chart of a kind of bluetooth module shutoff device of the present invention;
Fig. 3 is a bluetooth module method for closing flow chart of the present invention.
Embodiment
For make purpose of the present invention, technical scheme, and advantage clearer, below with reference to the accompanying drawing embodiment that develops simultaneously, the present invention is described in more detail.
Bluetooth technology is followed Open System Interconnection reference model (OSI/RM) as a kind of short-distance wireless communication technology, adopts the protocol stack of layering.HCI layer (HCI layer) is between application layer and Bluetooth chip layer, for the Bluetooth chip layer under the application layer on it and its provides unified instruction interface.As shown in Figure 1, the data passes between application layer and the Bluetooth chip layer must be passed through the HCI layer.The above protocol software entity of HCI layer operates on the application layer, and the following function of HCI layer finished by the Bluetooth chip layer.
As shown in Figure 2, the structure chart of a kind of bluetooth module shutoff device of the present invention, this device comprises:
Central processing unit (CPU) 102, bluetooth power-supply system 101, bluetooth connection management module 103, bluetooth power management module 104 and timer 105; HCI layer 106, wherein,
Bluetooth power-supply system 101 is used for powering to bluetooth module;
CPU102 is used for sending data detection command in real time according to the HCI layer 106 data detection command control bluetooth connection management module 103 that receives; Send reset instruction according to the data transmission message that has that receives to timer 105; Free of data message transfer according to receiving reads timer 105 states, judges timer 105 states, if timer 105 is in time status, then send lasting timing instruction, close or reset mode, then send the timing instruction to timer 105 if timer 105 is in to timer 105; Send the bluetooth out code according to the instruction then that receives to bluetooth power management module 104;
Wherein, CPU102 is the CPU of portable electric appts, for example, and the CPU of mobile phone;
Bluetooth connection management module 103 is used for according to HCI layer 106 data detection command that receive, and in real time HCI layer 106 is carried out data transmission state and detects, and sends data detection command to HCI layer 106; There is the real-time status of transfer of data or free of data transmission to send according to HCI layer 106 data transmission message or free of data message transfer are arranged to CPU102;
Bluetooth power management module 104 is used for closing bluetooth power-supply system 101 according to the bluetooth out code that receives;
Wherein, bluetooth power-supply system 101, bluetooth connection management module 103, bluetooth power management module 104 and timer 105 are arranged in the application layer of portable electric appts, for example, and the application layer of mobile phone.
As shown in Figure 2, bluetooth module method for closing flow chart of the present invention has the following steps:
After step 201, bluetooth power management module 104 receive the bluetooth open command, open bluetooth power-supply system 101, the timing time scope of timer 105 is set, this moment, timer 105 was in closed condition;
In this step, the timing time scope that timer 105 is set is by timer interface (not drawing among Fig. 1), in timer 105, set the timing time scope by the timer interface, the operation that can be provided with or revise the timing time scope by the timer interface.
Step 202, detect HCI layer 106 in real time whether transfer of data is arranged, if transfer of data is arranged, execution in step 203; If there is not transfer of data, execution in step 204;
In this step, after CPU102 reception HCI layer 106 data detection command, send HCI layer 106 data detection command to bluetooth connection management module 103, after bluetooth connection management module 103 receives HCI layer 106 data detection command, bluetooth connection management module 103 sends data detection command to HCI layer 106 in real time, after HCI layer 106 receives data detection command, detection has or not transfer of data, if HCI layer 106 has transfer of data, then send the real-time status that HCI layer 106 has transfer of data, execution in step 203 to bluetooth connection management module 103; If there is not transfer of data, then send the real-time status of free of data transmission, execution in step 204 to bluetooth connection management module 103.
Step 203, timer 105 reset;
In this step, after bluetooth connection management module 103 reception HCI layers 106 have the real-time status of transfer of data, to the CPU102 transmission data transmission message is arranged, CPU102 sends reset instruction to timer 105, carries out after the timer 105 reception reset instructions to reset.
Step 204, judgement timer 105 states are closed or reset mode if timer 105 is in, and then execution in step 205; If timer 105 is in time status, then execution in step 206;
In this step, bluetooth connection management module 103 sends the free of data message transfer to CPU102 after receiving the real-time status of HCI layer 106 free of data transmission, and CPU102 reads timer 105 states after receiving the free of data message transfer; Wherein, if timer 105 is in time status, then send lasting timing instruction to timer 105.
Step 205, timer 105 pick up counting;
In this step, CPU102 sends the instruction that picks up counting to timer 105, and after timer 105 received the instruction that picks up counting, timer 105 picked up counting; Timer 105 picks up counting and is meant that timing time begins to increase or reduce according to the timing mode of timer 105.
Step 206, timer 105 continue timing;
In this step, CPU102 sends to timer 105 and continues the timing instruction, and after timer 105 received and continues the timing instruction, timer 105 continued timing; Timer 105 lasting timing are not meant to be operated carrying out timer 105, and timing time increases on original timing time or reduces according to the timing mode of timer 105.
Step 207, when the timing time of timer 105 reaches the timing time scope of setting, timer 105 stops timing, and when CPU102 sends to the instruction;
Step 208, when CPU102 receives after the instruction, send the bluetooth out codes, after bluetooth power management module 104 receives the bluetooth out code, close bluetooth power-supply system 101 to bluetooth power management module 104.
The invention provides a kind of bluetooth module shutoff device and method, bluetooth connection management module and timer are set, according to the real-time testing result of bluetooth connection management module to the data transmission state of HCI layer, timer is controlled, when reaching the timing time scope of timer setting, close the bluetooth power-supply system.Thereby realized when bluetooth module a period of time does not use it being closed, making the bluetooth module power consumption is zero purpose, further reduces the total power consumption of portable electric appts, prolongs the cruising time of portable electric appts battery.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. bluetooth module shutoff device, this device comprises bluetooth power-supply system, central processing unit, HCI layer, bluetooth connection management module, bluetooth power management module and timer, it is characterized in that,
Described bluetooth power-supply system is used for powering to bluetooth module;
Described central processing unit is used for detecting the described bluetooth connection management module of commands for controlling according to the HCI layer data that receives and sends data detection command in real time; Send reset instruction according to the data transmission message that has that receives to described timer; Free of data message transfer according to receiving reads described timer state, judges the timer state, if described timer is in time status, then send lasting timing instruction, close or reset mode, then send the timing instruction to timer if described timer is in to timer; Send the bluetooth out code according to the instruction then that receives to described bluetooth power management module;
Described HCI layer is used for according to the described data detection command from described bluetooth connection management module reception, detects to have or not transfer of data, and sending the HCI layer has the real-time status of transfer of data or free of data transmission to described bluetooth connection management module;
Described bluetooth connection management module is used for sending in real time data detection command to described HCI layer; There is the real-time status of transfer of data or free of data transmission to send described have data transmission message or free of data message transfer according to the described HCI layer that receives from described HCI layer to described central processing unit;
Described bluetooth power management module is used for closing described bluetooth power-supply system according to the described bluetooth out code that receives;
Described timer is used to be provided with the timing time scope; Pick up counting according to the described timing instruction that receives; Continue timing according to the described lasting timing instruction that receives; Reset according to the described reset instruction execution that receives; When described timing time scope that timing time arrive to be provided with, stop timing and send described instruction then to central processing unit.
2. device as claimed in claim 1 is characterized in that described timer also comprises the timer interface, carries out newly-built to the timing time scope and modification by the timer interface.
3. device as claimed in claim 1 is characterized in that, described central processing unit is the central processing unit of portable electric appts.
4. device as claimed in claim 1 is characterized in that, bluetooth power-supply system, bluetooth connection management module, bluetooth power management module and timer are arranged on the application layer of portable electric appts.
5. the method that bluetooth is closed is characterized in that, the timing time scope of timer is set, and this method comprises:
Whether have transfer of data, if transfer of data is arranged, then timer resets if detecting the HCI layer in real time; If there is not transfer of data, then judge the timer state, if being in, timer closes or reset mode, then timer picks up counting, if timer is in time status, then continues timing;
When timing time reaches described timing time scope, close bluetooth module.
6. method as claimed in claim 5 is characterized in that, described timing time scope can be provided with or revise by the timer interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010147998XA CN101835248B (en) | 2010-04-02 | 2010-04-02 | Device and method for turning off bluetooth module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010147998XA CN101835248B (en) | 2010-04-02 | 2010-04-02 | Device and method for turning off bluetooth module |
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| Publication Number | Publication Date |
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| CN101835248A true CN101835248A (en) | 2010-09-15 |
| CN101835248B CN101835248B (en) | 2013-08-07 |
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| CN201010147998XA Expired - Fee Related CN101835248B (en) | 2010-04-02 | 2010-04-02 | Device and method for turning off bluetooth module |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102420912A (en) * | 2011-12-15 | 2012-04-18 | 华为终端有限公司 | Method and terminal for realizing Bluetooth function |
| CN105183131A (en) * | 2015-08-18 | 2015-12-23 | 江苏钜芯集成电路技术有限公司 | Low power BT40 chip |
| CN105516900A (en) * | 2015-12-17 | 2016-04-20 | 深圳市屹石科技股份有限公司 | Bluetooth connection method and Bluetooth device |
| CN105791563A (en) * | 2016-02-26 | 2016-07-20 | 惠州Tcl移动通信有限公司 | Bluetooth visibility control method of mobile terminal and mobile terminal |
| CN107318153A (en) * | 2017-06-21 | 2017-11-03 | 深圳传音通讯有限公司 | Bluetooth module management method and device |
| CN108803304A (en) * | 2018-04-08 | 2018-11-13 | 天芯智能（深圳）股份有限公司 | A kind of electricity-saving control method of smartwatch |
| CN109660973A (en) * | 2018-12-28 | 2019-04-19 | 努比亚技术有限公司 | Bluetooth control method, mobile terminal and storage medium |
| CN111308486A (en) * | 2020-03-30 | 2020-06-19 | 维沃移动通信有限公司 | Laser ranging device and method and electronic equipment |
| US11683753B2 (en) | 2021-04-09 | 2023-06-20 | Inventec Appliances (Pudong) Corporation | Wireless transmission system and power saving method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102420912A (en) * | 2011-12-15 | 2012-04-18 | 华为终端有限公司 | Method and terminal for realizing Bluetooth function |
| CN105183131A (en) * | 2015-08-18 | 2015-12-23 | 江苏钜芯集成电路技术有限公司 | Low power BT40 chip |
| CN105516900A (en) * | 2015-12-17 | 2016-04-20 | 深圳市屹石科技股份有限公司 | Bluetooth connection method and Bluetooth device |
| CN105791563A (en) * | 2016-02-26 | 2016-07-20 | 惠州Tcl移动通信有限公司 | Bluetooth visibility control method of mobile terminal and mobile terminal |
| CN105791563B (en) * | 2016-02-26 | 2020-08-21 | 惠州Tcl移动通信有限公司 | Bluetooth visibility control method of mobile terminal and mobile terminal |
| CN107318153A (en) * | 2017-06-21 | 2017-11-03 | 深圳传音通讯有限公司 | Bluetooth module management method and device |
| CN108803304A (en) * | 2018-04-08 | 2018-11-13 | 天芯智能（深圳）股份有限公司 | A kind of electricity-saving control method of smartwatch |
| CN109660973A (en) * | 2018-12-28 | 2019-04-19 | 努比亚技术有限公司 | Bluetooth control method, mobile terminal and storage medium |
| CN111308486A (en) * | 2020-03-30 | 2020-06-19 | 维沃移动通信有限公司 | Laser ranging device and method and electronic equipment |
| US11683753B2 (en) | 2021-04-09 | 2023-06-20 | Inventec Appliances (Pudong) Corporation | Wireless transmission system and power saving method thereof |
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|---|---|
| CN101835248B (en) | 2013-08-07 |
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