CN105511584B - Device and method for managing sensing unit in mobile terminal - Google Patents
Device and method for managing sensing unit in mobile terminal Download PDFInfo
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- CN105511584B CN105511584B CN201410495769.5A CN201410495769A CN105511584B CN 105511584 B CN105511584 B CN 105511584B CN 201410495769 A CN201410495769 A CN 201410495769A CN 105511584 B CN105511584 B CN 105511584B
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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 discloses a device and a method for managing a sensing unit in a mobile terminal, which comprises a main processing unit, an auxiliary processing unit and one or more than one sensing unit, wherein the main processing unit is used for detecting the screen state of the mobile terminal in an awakening mode and sending the detected screen state to the auxiliary processing unit; in the sleep mode, receiving interrupt information from the auxiliary processing unit and switching to the wake-up mode; the auxiliary processing unit is used for transmitting information sent by the main processing unit and the sensing unit to each other in a transparent transmission mode; in the calculation mode, the information of the sensing unit is correspondingly calculated according to the corresponding configuration information, and whether the corresponding interruption information is sent to the main processing unit is determined according to the corresponding reported interruption condition. By the technical scheme provided by the invention, the situation that the main processing unit is in the wake-up mode all the time by the sensing unit which is online all the time is avoided, so that the power consumption of the mobile terminal is effectively reduced.
Description
Technical Field
The present invention relates to a mobile terminal application technology, and in particular, to an apparatus and method for managing a sensing unit in a mobile terminal.
Background
With the rapid development of mobile internet technology, mobile terminals such as smart phones and tablet computers have been developed at a high speed and widely used. The mobile terminal is gradually developed into electronic equipment with diversified, portable and intelligent functions. Intelligent sensing is a key development direction of mobile terminal intelligence, and the intelligent sensing includes multiple aspects, such as light sensing, acceleration sensing, location sensing, and the like.
In order to improve the smart sensing capability of the mobile terminal to improve the intelligence and market competitiveness of the mobile terminal, from the viewpoint of an apparatus for managing sensing units, it is necessary to integrate one or more sensing units having a specific sensing function, such as sensors, in the mobile terminal, and from the viewpoint of a method for managing sensing units, it is necessary to develop and refine new smart sensing applications, such as posture sensing, health sensing, and the like. These new intelligent sensing applications change the calculation mode of the sensing unit from online when needed to online at all times, that is, even if the mobile terminal enters a sleep state, the sensing unit is always in a working state at all times when data are collected and reported.
At present, a device for managing a sensing unit in a mobile terminal, as shown by a solid line box in fig. 1, includes a main control unit and one or more sensing units, and when the sensing units need to report data, the sensing units send sensing unit information acquired by the sensing units to the main control unit; and the main control unit is used for correspondingly calculating and processing the information of the sensing unit according to the corresponding configuration information in a triggering interrupt mode when receiving the information of the sensing unit in the wake-up mode, switching to the wake-up mode when receiving the information of the sensing unit in the sleep mode, and correspondingly calculating and processing the information of the sensing unit according to the corresponding configuration information in the triggering interrupt mode. The corresponding configuration information is the configuration information which corresponds to the information of the sensing unit and is used for displaying which corresponding calculation and processing is adopted; the corresponding calculations and processing are calculations and processing whose principles are well known to those skilled in the art. For the convenience of the following description, it should be noted herein that the conventional mobile terminal further includes an auxiliary control unit connected to the main control unit, and configured to cooperate with the main control unit to perform a function other than the device for managing the sensing unit, such as an infrared remote control function.
When the sensing unit is on line all the time, the sensing unit can send sensing unit information to the main control unit all the time, so that the main control unit is triggered and interrupted all the time and is in an awakening mode all the time, power consumption of the mobile terminal is obviously increased, service time of a battery for supplying power to the mobile terminal is reduced, and user experience is influenced.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides an apparatus and a method for managing a sensing unit in a mobile terminal, which can prevent information of the sensing unit from being directly transmitted to a main processing unit and from being in an awake mode all the time when the sensing unit is online all the time and the mobile terminal enters a sleep state, thereby effectively reducing power consumption of the mobile terminal.
In order to achieve the object of the present invention, the present invention discloses an apparatus for managing a sensing unit in a mobile terminal, comprising a main processing unit, an auxiliary processing unit, and one or more sensing units, wherein,
the sensing unit is used for acquiring the detected information outside the mobile terminal, converting the detected information into the sensing unit information and outputting the sensing unit information to the auxiliary processing unit;
the main processing unit is used for detecting the screen state of the mobile terminal in the wake-up mode and sending the detected screen state to the auxiliary processing unit; in the sleep mode, receiving interrupt information from the auxiliary processing unit and switching to the wake-up mode;
the auxiliary processing unit is used for switching to a corresponding operation mode according to the screen state from the main processing unit, switching to a transparent transmission mode when the screen state is bright, and switching to a calculation mode when the screen state is black; in the transparent transmission mode, the information sent to the opposite side by the main processing unit and the sensing unit is transmitted; in the calculation mode, the information of the sensing unit is correspondingly calculated, and whether the corresponding interruption information is sent to the main processing unit or not is determined according to the corresponding reported interruption condition.
Wherein the secondary processing unit is implemented in a device for implementing a secondary control unit.
Further, the main processing unit is further configured to, when receiving the interrupt information from the auxiliary processing unit and switching to the wake-up mode, perform corresponding processing on the interrupt information.
Further, the main processing unit is further configured to, when receiving the sensing unit information in the wake-up mode, perform corresponding calculation and processing on the information according to corresponding configuration information in a manner of triggering an interrupt.
Further, the information transmitted by the auxiliary processing unit to the sensing unit by the main processing unit at least includes first activation information for resetting and configuring the sensing unit to switch to a normal mode.
Further, the auxiliary processing unit is further configured to send, to the sensing unit, second activation information for resetting and configuring the sensing unit to switch to a low power consumption mode when switching to the computing mode.
The invention also includes a method for managing the sensing unit in the mobile terminal, which comprises the following steps:
the sensing unit collects the measured information outside the mobile terminal, converts the measured information into sensing unit information and outputs the sensing unit information to the auxiliary processing unit;
in the wake-up mode, the main processing unit detects the screen state of the mobile terminal and sends the detected screen state to the auxiliary processing unit; in the sleep mode, the main processing unit receives the interrupt information from the auxiliary processing unit and switches to the wake mode;
the auxiliary processing unit is switched to a corresponding operation mode according to the screen state from the main processing unit, and is switched to a transparent transmission mode when the screen state is bright and is switched to a calculation mode when the screen state is black; in the transparent transmission mode, the auxiliary processing unit transmits information sent to the opposite side by the main processing unit and the sensing unit; in the calculation mode, the auxiliary processing unit correspondingly calculates the information of the sensing unit and determines whether to send corresponding interrupt information to the main processing unit according to the corresponding reported interrupt condition.
Wherein the secondary processing unit is implemented in a device for implementing the secondary control unit.
Further, after the main processing unit receives the interrupt information from the auxiliary processing unit and switches to the wake mode, the method further includes: correspondingly processing the interrupt information;
further, after the main processing unit receives the sensing unit information in the wake mode, the method further includes: and correspondingly calculating and processing the information according to the corresponding configuration information in a mode of triggering interruption.
Further, the information transmitted by the auxiliary processing unit to the sensing unit by the main processing unit at least includes first activation information for resetting and configuring the sensing unit to switch to a normal mode;
further, after the secondary processing unit switches to the computing mode, the method further includes: and sending second activation information for resetting and configuring the sensing unit to switch to a low power consumption mode to the sensing unit.
Compared with the prior art, the technical scheme of the invention comprises a main processing unit, an auxiliary processing unit and one or more than one sensing unit, wherein the sensing unit is used for collecting the measured information outside the mobile terminal, converting the information into the information of the sensing unit and outputting the information to the auxiliary processing unit; the main processing unit is used for detecting the screen state of the mobile terminal in the wake-up mode and sending the detected screen state to the auxiliary processing unit; in the sleep mode, receiving interrupt information from the auxiliary processing unit and switching to the wake-up mode; the auxiliary processing unit is used for switching to a corresponding operation mode according to the screen state from the main processing unit, switching to a transparent transmission mode when the screen state is bright, and switching to a calculation mode when the screen state is black; in the transparent transmission mode, the information sent to the opposite side by the main processing unit and the sensing unit is transmitted; in the calculation mode, the information of the sensing unit is correspondingly calculated, and whether the corresponding interruption information is sent to the main processing unit or not is determined according to the corresponding reported interruption condition.
By the technical scheme provided by the invention, the auxiliary processing unit is used for preprocessing the information of the sensing unit when the sensing unit is online all the time and the mobile terminal enters the dormant state, so that the information of the sensing unit is prevented from being directly transmitted to the main processing unit and is kept in the awakening mode all the time, the power consumption of the mobile terminal is effectively reduced, the service time of a battery for supplying power to the mobile terminal is prolonged, and the user experience of the mobile terminal when the sensing unit is online all the time is ensured.
In addition, the auxiliary processing unit is realized in a device for realizing the auxiliary control unit, namely, the auxiliary processing unit and the auxiliary control unit are realized in the same device in the mobile terminal in a multiplexing mode, so that corresponding devices are not required to be added while the function of the device is realized, the cost of the mobile terminal is saved, the complexity of redesigning a printed circuit board in the mobile terminal is also reduced, and the market competitiveness of the mobile terminal is improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the example serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram illustrating an apparatus for managing a sensing unit in a conventional mobile terminal;
fig. 2 is a schematic structural diagram illustrating an apparatus for managing a sensing unit in a mobile terminal according to the present invention;
fig. 3 is a flowchart of a method for managing a sensing unit in a mobile terminal according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The steps illustrated in the flow charts of the figures may be performed in a computer system such as a set of computer-executable instructions. Also, while a logical order is shown in the flow diagrams, in some cases, the steps shown or described may be performed in an order different than here.
Fig. 2 is a schematic structural diagram of a device for managing a sensing unit in a mobile terminal, as shown in fig. 1, including a main processing unit, an auxiliary processing unit, and one or more sensing units. Wherein the content of the first and second substances,
and the sensing unit is used for acquiring the measured information outside the mobile terminal, converting the measured information into the sensing unit information and outputting the sensing unit information to the auxiliary processing unit. Wherein the content of the first and second substances,
the sensing unit used in the device of the present invention may be one or more sensors, including, for example: acceleration sensors, light sensors, gyroscope sensors, and the like.
For example, for a light sensor, it collects the light intensity outside the mobile terminal and converts the light intensity into a corresponding light intensity value represented by an electrical signal. The light intensity is the detected information, and the light intensity is the sensing unit information.
The main processing unit is used for detecting the screen state of the mobile terminal in the wake-up mode and sending the detected screen state to the auxiliary processing unit; in the sleep mode, interrupt information from the secondary processing unit is received and switched to the wake mode.
The main processing unit communicates with the auxiliary processing unit through the first bus to complete the transposition function of the invention. The first bus may be an Inter-Integrated-Circuit (I2C) bus.
Among them, the technology of the main processing unit detecting the screen state of the mobile terminal is well known to those skilled in the art.
The specific implementation of the main processing unit receiving the interrupt information and switching the operation mode is a conventional technical means for those skilled in the art, and is not described herein again.
The main processing unit communicates with the auxiliary control unit through a second bus to complete functions of the mobile terminal except the device, such as infrared remote control. That is, functionally, the main processing unit replaces the main control unit as shown in FIG. 1.
The main processing unit may be implemented using processors familiar to those skilled in the art that are available on mobile terminal hardware platforms, such as application processors based on Reduced Instruction Set Computer (RISC) architecture.
The auxiliary processing unit is used for switching to a corresponding operation mode according to the screen state from the main processing unit, switching to a transparent transmission mode when the screen state is bright, and switching to a calculation mode when the screen state is black; in the transparent transmission mode, the information sent to the opposite side by the main processing unit and the sensing unit is transmitted; in the calculation mode, the information of the sensing unit is correspondingly calculated according to the corresponding configuration information, and whether the corresponding interruption information is sent to the main processing unit is determined according to the corresponding reported interruption condition.
The auxiliary processing unit is communicated with the sensing unit through a first bus.
Similarly, the specific implementation of the auxiliary processing unit to switch the operation mode according to the screen state is a conventional technical means for those skilled in the art, and is not described herein again.
In the transparent transmission mode, the information transmitted by the auxiliary processing unit comprises: information sent by the main processing unit to the sensing unit, and information sent by the sensing unit to the main processing unit.
In the calculation mode, the auxiliary processing unit may perform corresponding calculation on the sensing unit information according to the configuration information corresponding to the sensing unit information. Specifically, the configuration information shows which respective calculations are performed on the respective sensing unit information.
The specific implementation of the function executed by the auxiliary processing unit in the computing mode is a means of ordinary skill of those skilled in the art, and is described below by way of example.
For example, for the acceleration sensor, when the corresponding configuration information displays that the calculation corresponding to the shaking event is carried out, the auxiliary processing unit calculates the amplitude change value and the angle change value according to the position information of the mobile terminal, wherein the position information of the mobile terminal is the sensing unit information generated by the acceleration sensor. And then, when the amplitude change value exceeds the threshold value of the corresponding condition display and the angle change value meets the condition that the occurrence angle of the corresponding condition display is 180 degrees in a reverse direction, the auxiliary processing unit sends interruption information corresponding to the shaking event to the main processing unit.
Preferably, the secondary processing unit is implemented in a programmed manner in the means for implementing the secondary control unit. In particular, the secondary processing unit and the secondary control unit are realized in a multiplexed manner in the same device in the mobile terminal, for example they may be realized using a programmable chip such as a Field Programmable Gate Array (FPGA) familiar to those skilled in the art.
Further, the air conditioner is provided with a fan,
the main processing unit is also used for carrying out corresponding processing on the interrupt information when receiving the interrupt information from the auxiliary processing unit and switching to the wake-up mode.
When the interrupt information from the auxiliary processing unit is received and the mode is switched to the wake-up mode, still in the above example of the acceleration sensor, the main processing unit determines that the shake-shake event occurs according to the interrupt information corresponding to the shake-shake event, and then starts an application corresponding to the shake-shake event, for example, starts a flashlight.
And the main processing unit is also used for correspondingly calculating and processing the information according to the corresponding configuration information in a mode of triggering interruption when the information of the sensing unit is received in the wake-up mode.
Specifically, when the sensing unit information is received in the wake mode, the main processing unit triggers an interrupt and performs corresponding calculations and processing on the information according to corresponding configuration information in accordance with an interrupt processing flow familiar to those skilled in the art.
Wherein, the main processing unit executes corresponding calculation similar to the auxiliary processing unit executing corresponding calculation in the calculation mode, and the main processing unit executes corresponding processing similar to the main processing unit executing corresponding processing when receiving the interrupt information from the auxiliary processing unit and switching to the wake-up mode.
When the auxiliary processing unit switches the operation mode, the operation mode of the sensing unit needs to be changed accordingly. In particular,
in the transparent sensing mode, the information which is transmitted to the sensing unit by the main processing unit of the auxiliary processing unit comprises at least first activation information, and the first activation information is used for resetting and configuring the sensing unit to switch to the normal mode.
The auxiliary processing unit is further used for sending second activation information to the sensing unit when the sensing unit is switched to the calculation mode, and the second activation information is used for resetting and configuring the sensing unit to be switched to the low power consumption mode.
The specific implementation of resetting and configuring the sensing unit to switch the operation mode is a conventional technical means for those skilled in the art, and is not described herein again.
The normal mode is an operation mode in which the sensing unit operates at a normal operating frequency (e.g., 200MHz) and acquires the measured information outside the mobile terminal at a normal acquisition rate (e.g., at a frequency of 1000 Hz); and the low power mode is an operation mode in which the sensing unit operates at a reduced operating frequency (e.g., 100MHz) and the measured information outside the mobile terminal is collected at a reduced collection rate (e.g., at a frequency of 500 Hz).
Fig. 3 is a flowchart of a method for managing a sensing unit in a mobile terminal according to the present invention, as shown in fig. 3, the method includes the following steps:
step 301: the sensing unit collects the measured information outside the mobile terminal, converts the measured information into the sensing unit information and outputs the sensing unit information to the auxiliary processing unit.
Step 302: in the wake-up mode, the main processing unit detects the screen state of the mobile terminal and sends the detected screen state to the auxiliary processing unit; in the sleep mode, the main processing unit receives interrupt information from the auxiliary processing unit and switches to the wake mode.
Step 303: the auxiliary processing unit is switched to a corresponding operation mode according to the screen state from the main processing unit, and is switched to a transparent transmission mode when the screen state is bright and is switched to a calculation mode when the screen state is black; in the transparent transmission mode, the auxiliary processing unit transmits information sent to the opposite side by the main processing unit and the sensing unit; in the calculation mode, the auxiliary processing unit correspondingly calculates the information of the sensing unit and determines whether to send corresponding interrupt information to the main processing unit according to the corresponding reported interrupt condition.
Wherein the secondary processing unit is implemented in a device for implementing the secondary control unit.
Further, after the main processing unit receives the interrupt information from the auxiliary processing unit and switches to the wake-up mode, the method further includes: carrying out corresponding processing on the interrupt information;
further, after the main processing unit receives the sensing unit information in the wake mode, the method further includes: and correspondingly calculating and processing the information according to the corresponding configuration information in a mode of triggering interruption.
Further, the information transmitted to the sensing unit by the main processing unit transparently transmitted by the auxiliary processing unit at least comprises first activation information for resetting and configuring the sensing unit to switch to a normal mode;
further, after the secondary processing unit switches to the computing mode, the method further includes: and sending second activation information for resetting and configuring the sensing unit to switch to the low power consumption mode to the sensing unit.
Although the embodiments of the present invention have been described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. An apparatus for managing a sensing unit in a mobile terminal, comprising a main processing unit, an auxiliary processing unit, and one or more sensing units, wherein,
the sensing unit is used for acquiring the detected information outside the mobile terminal, converting the detected information into the sensing unit information and outputting the sensing unit information to the auxiliary processing unit;
the main processing unit is used for detecting the screen state of the mobile terminal in the wake-up mode and sending the detected screen state to the auxiliary processing unit; in the sleep mode, receiving interrupt information from the auxiliary processing unit and switching to the wake-up mode;
the auxiliary processing unit is used for switching to a corresponding operation mode according to the screen state from the main processing unit, switching to a transparent transmission mode when the screen state is bright, and switching to a calculation mode when the screen state is black; in the transparent transmission mode, the information sent to the opposite side by the main processing unit and the sensing unit is transmitted; in the calculation mode, the information of the sensing unit is correspondingly calculated, whether the corresponding interrupt information is sent to the main processing unit or not is determined according to the corresponding reported interrupt condition, and second activation information used for resetting and configuring the sensing unit to switch to the low power consumption mode is sent to the sensing unit.
2. The apparatus of claim 1, wherein the secondary processing unit is implemented in a device for implementing a secondary control unit.
3. The apparatus of claim 1, wherein the main processing unit is further configured to, when receiving interrupt information from the secondary processing unit and switching to the wake mode, perform corresponding processing on the interrupt information.
4. The apparatus of claim 1, wherein the main processing unit is further configured to, when receiving the sensing unit information in the wake mode, perform corresponding calculation and processing on the information according to corresponding configuration information by triggering an interrupt.
5. The apparatus of claim 1, wherein the information transmitted by the primary processing unit to the sensing unit through the secondary processing unit comprises at least first activation information for resetting and configuring the sensing unit to switch to a normal mode.
6. A method for managing a sensing unit in a mobile terminal, comprising:
the sensing unit collects the measured information outside the mobile terminal, converts the measured information into sensing unit information and outputs the sensing unit information to the auxiliary processing unit;
in the wake-up mode, the main processing unit detects the screen state of the mobile terminal and sends the detected screen state to the auxiliary processing unit; in the sleep mode, the main processing unit receives the interrupt information from the auxiliary processing unit and switches to the wake mode;
the auxiliary processing unit is switched to a corresponding operation mode according to the screen state from the main processing unit, and is switched to a transparent transmission mode when the screen state is bright and is switched to a calculation mode when the screen state is black; in the transparent transmission mode, the auxiliary processing unit transmits information sent to the opposite side by the main processing unit and the sensing unit; in the calculation mode, the auxiliary processing unit correspondingly calculates the information of the sensing unit, determines whether to send corresponding interrupt information to the main processing unit according to corresponding reported interrupt conditions, and sends second activation information for resetting and configuring the sensing unit to switch to the low power consumption mode to the sensing unit.
7. Method according to claim 6, characterized in that the secondary processing unit is implemented in a device for implementing the secondary control unit.
8. The method of claim 6,
after the main processing unit receives the interrupt information from the auxiliary processing unit and switches to the wake-up mode, the method further includes: correspondingly processing the interrupt information;
after the main processing unit receives the sensing unit information in the wake-up mode, the method further includes: and correspondingly calculating and processing the information according to the corresponding configuration information in a mode of triggering interruption.
9. The method according to any one of claims 6 to 8,
the information transmitted by the auxiliary processing unit to the sensing unit by the main processing unit at least comprises first activation information used for resetting and configuring the sensing unit to switch to a normal mode.
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