CN102271188B - Mobile terminal and power management method - Google Patents
Mobile terminal and power management method Download PDFInfo
- Publication number
- CN102271188B CN102271188B CN2011102123981A CN201110212398A CN102271188B CN 102271188 B CN102271188 B CN 102271188B CN 2011102123981 A CN2011102123981 A CN 2011102123981A CN 201110212398 A CN201110212398 A CN 201110212398A CN 102271188 B CN102271188 B CN 102271188B
- Authority
- CN
- China
- Prior art keywords
- control signal
- communication module
- main control
- module
- control unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The embodiment of the invention discloses a mobile phone and a power management method, which relate to the technical field of communication and aim to increase the utilization rate of a printed circuit board (PCB) of a power management unit in the mobile terminal. The mobile terminal comprises the power management unit, a master control unit and a communication unit, wherein the communication unit comprises at least one communication module; and the at least one communication module and the master control unit share the power management unit. The embodiment of the invention is mainly used for various mobile terminals.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of mobile terminal and method for managing power supply thereof.
Background technology
Day by day perfect along with communication network, the mobile terminal that can work in a plurality of network environments obtains a wide range of applications simultaneously.At present, the communication unit in this mobile terminal and main control unit all are equipped with independent power management chip.
But the inventor finds that in prior art, at least there are the following problems: because the power management chip in above-mentioned mobile terminal is at least two, this can cause PCB (the Printed Circuit Board for arranging power management chip in this mobile terminal, printed circuit board) area increases, thereby causes the utilance of above-mentioned PCB to descend.
Summary of the invention
The embodiment of the present invention provides a kind of mobile terminal and method for managing power supply thereof, has improved in the mobile terminal utilance of the PCB for arranging Power Management Unit.
The embodiment of the present invention adopts following technical scheme:
A kind of mobile terminal comprises: Power Management Unit, main control unit and communication unit, and wherein, described communication unit comprises at least one communication module, described at least one communication module and described main control unit share a Power Management Unit.
A kind of method for managing power supply of mobile terminal, described mobile terminal comprises: Power Management Unit, main control unit and communication unit, wherein, described communication unit comprises at least one communication module, described method comprises:
Described at least one communication module and described main control unit share a Power Management Unit.
A kind of mobile terminal and method for managing power supply thereof that the embodiment of the present invention provides, because the Power Management Unit in this mobile terminal can provide power management for communication unit and main control unit, with respect to being equipped with respectively independent Power Management Unit for communication unit and main control unit, reduced the quantity of Power Management Unit, save in this mobile terminal the area of the PCB for arranging Power Management Unit, thereby improved in this mobile terminal the utilance of the PCB for arranging Power Management Unit.Therefore, utilize the technical scheme of the embodiment of the present invention, improved in the mobile terminal utilance of the PCB for arranging Power Management Unit.
The accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, in below describing embodiment, the accompanying drawing of required use is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The schematic diagram that Fig. 1 is the embodiment of the present invention two mobile terminals;
The schematic diagram that Fig. 2 is the embodiment of the present invention three mobile terminals;
The schematic diagram that Fig. 3 is the embodiment of the present invention four mobile terminals;
The flow chart of the method for managing power supply that Fig. 4 is the embodiment of the present invention five mobile terminals.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
For improving in mobile terminal the utilance of the PCB for arranging Power Management Unit, the embodiment of the present invention one provides a kind of mobile terminal, comprise: Power Management Unit, main control unit and communication unit, wherein, described communication unit comprises at least one communication module, and described at least one communication module and described main control unit share a Power Management Unit.
Wherein, described Power Management Unit can comprise: control module and direct voltage module.
Concrete, described control module is used for receiving respectively the control signal of described main control unit, the control signal of described communication unit, and the control signal of the control signal of described main control unit, described communication unit is sent to respectively to described direct voltage module.
Described direct voltage module is used for converting respectively the supply power voltage of described mobile terminal to first object voltage and the second target voltage according to the control signal of the control signal of described main control unit, described communication unit, and described first object voltage and the second target voltage are offered respectively to described main control unit and described communication unit.
In the present embodiment, described mobile terminal can be the single mode mobile terminal, can be also multi-module mobile terminal.When described mobile terminal is the single mode mobile terminal, its communication unit only includes a communication module.When described mobile terminal is multi-module mobile terminal, its communication unit comprises at least two communication modules.
Described communication module can be GSM (global system for mobile communications, global system for mobile communications) communication unit, CDMA (Code Division Multiple Access, code division multiple access) communication unit or LTE ((Long Term Evolution, Long Term Evolution) communication unit etc.
In addition, the supply power voltage that the supply power voltage of this mobile terminal can provide for the externally fed device, the supply power voltage that also can provide for described battery unit.
By above description, can be found out, because the Power Management Unit in this mobile terminal can provide power management for communication unit and main control unit, with respect to being equipped with respectively independent Power Management Unit for communication unit and main control unit, reduced the quantity of Power Management Unit, save in this mobile terminal the area of the PCB for arranging Power Management Unit, thereby improved in this mobile terminal the utilance of the PCB for arranging Power Management Unit.Therefore, utilize the mobile terminal of the embodiment of the present invention, improved in the mobile terminal utilance of the PCB for arranging Power Management Unit.
As shown in Figure 1, the embodiment of the present invention two provides a kind of mobile terminal 100, comprising: Power Management Unit 11, main control unit 12 and communication unit.Wherein, described Power Management Unit 11 comprises: control module 111 and direct voltage module 112.Described direct voltage module 112 comprises: LDO (Low dropout regulation, low voltage stabilizing) submodule 1121 and DCDC (Direct Current-Direct Current, direct current straightens stream) submodule 1122.
In the present embodiment, described mobile terminal 100 is the single mode mobile terminal, and its communication unit only includes a communication module 13.Concrete, described control module 111 is specifically for the control signal that receives respectively described communication module 13, the control signal of described main control unit 12, and the control signal of the control signal of described communication module 13, described main control unit 12 is sent to respectively to described LDO submodule 1121 and DCDC submodule 1122.Concrete, described main control unit 12 can receive the control signal from described communication module 13, and the control signal of described communication module 13 and the control signal of himself are sent to respectively to described control module 111.
Described LDO submodule 1121 converts respectively described supply power voltage to the first low voltage stabilizing, the second low voltage stabilizing for the control signal of the control signal according to described communication module 13, described main control unit 12, and the described first low voltage stabilizing, the second low voltage stabilizing are offered respectively to described communication module 13, described main control unit 12.Wherein, voltage stabilizing is hanged down in the described first low voltage stabilizing, described second may be identical, also may be different.In actual applications, the described first low voltage stabilizing, the described second low voltage stabilizing can be constant direct voltage, such as 1.8v, 2.1v etc.Herein, the described first low voltage stabilizing, the described second low voltage stabilizing do not refer to the voltage of particular value, just in order to illustrate that the described first low voltage stabilizing, the described second low voltage stabilizing are respectively the voltage that offers described communication module 13, described main control unit 12.
Described DCDC submodule 1122 converts respectively described supply power voltage to the first direct voltage, the second direct voltage for the control signal of the control signal according to described communication module 13, described main control unit 12, and described the first direct voltage, the second direct voltage are offered respectively to described communication module 13, described main control unit 12.Wherein, described the first direct voltage, described the second direct voltage may be identical, also may be different.In actual applications, described the first direct voltage, described the second direct voltage can be pulsed dc voltage.Herein, described the first direct voltage, described the second direct voltage do not refer to the voltage of particular value, just in order to illustrate that described the first direct voltage, described the second direct voltage are respectively the voltage that offers described communication module 13, described main control unit 12.
Further, described Power Management Unit 11 can also comprise charging module, is used to the battery unit charging of described mobile terminal 100, so that described battery unit is described Power Management Unit 11, described main control unit 12 and 13 power supplies of described communication module.
In the present embodiment, due to described Power Management Unit 11 simultaneously for described main control unit 12, described communication module 13 provide power management, therefore the load capacity of described Power Management Unit 11 can be equal to, or greater than the summation of the load capacity of described main control unit 12, described communication module 13.Herein, described load capacity can refer to power.
In addition, the supply power voltage that the supply power voltage of this mobile terminal 100 can provide for the externally fed device, the supply power voltage that also can provide for described battery unit.
By above description, can be found out, because the Power Management Unit in this mobile terminal can provide power management for communication unit and main control unit, with respect to being equipped with respectively independent Power Management Unit for communication unit and main control unit, reduced the quantity of Power Management Unit, save in this mobile terminal the area of the PCB for arranging Power Management Unit, thereby improved in this mobile terminal the utilance of the PCB for arranging Power Management Unit.Therefore, utilize the mobile terminal of the embodiment of the present invention, improved in the mobile terminal utilance of the PCB for arranging Power Management Unit.
The multi-module mobile terminal that comprises two communication modules of below take is described as example.Now, described Power Management Unit can be simultaneously for described two communication modules and described main control unit provide power management, or also can for described main control unit and wherein arbitrary communication module power management is provided.Certainly, if when described mobile terminal comprises three above communication modules, described Power Management Unit also can be simultaneously provides power management for described three above communication modules and described main control unit.
As shown in Figure 2, the embodiment of the present invention three provides a kind of mobile terminal 200, comprising: main control unit 21, Power Management Unit 22, first communication module 23 and second communication module 24; Described Power Management Unit 22 comprises: direct voltage module 221, control module 222 and charging module 223.Described direct voltage module 221 comprises: LDO submodule 2211 and DCDC submodule 2212.
Described control module 222 is for the control signal that receives respectively described first communication module 23, the control signal of described second communication module 24, the control signal of described main control unit 21, and the control signal of the control signal of the control signal of described first communication module 23, described second communication module 24, described main control unit 21 is sent to respectively to described LDO submodule 2211 and described DCDC submodule 2212.Concrete, described main control unit 21 can receive respectively the control signal from described first communication module 23, the control signal of described second communication module 24, and the control signal of the control signal of described first communication module 23, described second communication module 24 and the control signal of himself are sent to respectively to described control module 222.
Concrete, described LDO submodule 2211 converts respectively the supply power voltage of described mobile terminal to the first low voltage stabilizing, the second low voltage stabilizing, the 3rd low voltage stabilizing, and the described first low voltage stabilizing, the second low voltage stabilizing, the 3rd low voltage stabilizing is offered respectively to described first communication module 23, described second communication module 24, described main control unit 21 for the control signal of the control signal according to described first communication module 23, described second communication module 24, the control signal of described main control unit 21.Wherein, voltage stabilizing is hanged down in the described first low voltage stabilizing, described second, the described the 3rd low voltage stabilizing may be identical, also may be different.In actual applications, the described first low voltage stabilizing, the described second low voltage stabilizing, the described the 3rd low voltage stabilizing can be constant direct voltage, such as 1.8v, 2.1v etc.Herein, the described first low voltage stabilizing, the described second low voltage stabilizing, the described the 3rd low voltage stabilizing do not refer to the voltage of particular value, just in order to illustrate that the described first low voltage stabilizing, the described second low voltage stabilizing, the described the 3rd low voltage stabilizing are respectively the voltage that offers described first communication module 23, described second communication module 24, described main control unit 21.
Described DCDC submodule 2212 converts respectively described supply power voltage to the first direct voltage, the second direct voltage, the 3rd direct voltage, and described the first direct voltage, the second direct voltage, the 3rd direct voltage is offered respectively to described first communication module 23, described second communication module 24, described main control unit 21 for the control signal of the control signal according to described first communication module 23, described second communication module 24, the control signal of described main control unit 21.Wherein, described the first direct voltage, described the second direct voltage and described the 3rd direct voltage may be identical, also may be different.In actual applications, described the first direct voltage, described the second direct voltage and described the 3rd direct voltage can be pulsed dc voltage.Herein, described the first direct voltage, described the second direct voltage and described the 3rd direct voltage do not refer to the voltage of particular value, just in order to illustrate that described the first direct voltage, described the second direct voltage and described the 3rd direct voltage are respectively the voltage that offers described first communication module 23, described second communication module 24, described main control unit 21.
In the present embodiment, the supply power voltage of described mobile terminal 200 can be provided by the externally fed device, or can be provided by the battery unit of described mobile terminal 200.
In addition, described charging module 223 is used to described battery unit charging, so that described battery unit is described main control unit 21, described Power Management Unit 22, described first communication module 23 and 24 power supplies of described second communication module.Significantly, with respect to for described main control unit 21, described first communication module 23, described second communication module 24, independent charging circuit being set respectively, described charging module 223 has been saved the charging circuit of this mobile terminal 200.
In the present embodiment, due to described Power Management Unit 22 simultaneously for described main control unit 21, described first communication module 23, described second communication module 24 provide power management, therefore the load capacity of described Power Management Unit 22 can be equal to, or greater than the summation of the load capacity of described main control unit 21, described first communication module 23, described second communication module 24.Herein, described load capacity can refer to power.
In addition, in the present embodiment, described first communication module and described second communication module are not to refer in particular to certain communication module, just in order to illustrate that described first communication module and the described second logical module are two different communication modules.
By above description, can be found out, because the Power Management Unit in this mobile terminal can provide power management for communication unit and main control unit, with respect to being equipped with respectively independent Power Management Unit for communication unit and main control unit, reduced the quantity of Power Management Unit, save in this mobile terminal the area of the PCB for arranging Power Management Unit, thereby improved in this mobile terminal the utilance of the PCB for arranging Power Management Unit.Therefore, utilize the mobile terminal of the embodiment of the present invention, improved in the mobile terminal utilance of the PCB for arranging Power Management Unit.
As shown in Figure 3, the embodiment of the present invention four provides a kind of mobile terminal 300, comprising: main control unit, 31, Power Management Unit 32, Power Management Unit 33, first communication module 34 and second communication module 35.Wherein, described Power Management Unit 32 comprises: direct voltage module 321, control module 322 and charging module 323; Described direct voltage module 321 comprises: LDO submodule 3211 and DCDC submodule 3212.Described Power Management Unit 33 comprises: direct voltage module 331, control module 332 and charging module 333; Described direct voltage module 331 comprises: LDO submodule 3311 and DCDC submodule 3312.
In the present embodiment, described Power Management Unit 32 provides power management for described main control unit 31 and described first communication module 34.Described Power Management Unit 33 provides power management individually for described second communication module 35.Herein, described first communication module and described second communication module are not to refer in particular to certain communication module, just in order to illustrate that described first communication module and described second communication module are two different communication modules.
When described Power Management Unit 32 provides power management for described main control unit 31 and described first communication module 34, described control module 322 is for the control signal that receives respectively described main control unit 31, the control signal of described first communication module 34, and the control signal of the control signal of described main control unit 31, described first communication module 34 is sent to respectively to described LDO submodule 3211 and described DCDC submodule 3212.Concrete, described main control unit 31 can receive the control signal from described first communication module 34, and the control signal of described first communication module 34 and the control signal of himself are sent to described control module 322.
Concrete, described LDO submodule 3211 converts respectively the supply power voltage of described mobile terminal 300 to the first low voltage stabilizing, the second low voltage stabilizing for the control signal of the control signal according to described main control unit 31, described first communication module 34, and the described first low voltage stabilizing, the second low voltage stabilizing are offered respectively to described main control unit 31, described first communication module 34.Wherein, voltage stabilizing is hanged down in the described first low voltage stabilizing, described second may be identical, also may be different.In actual applications, the described first low voltage stabilizing, the described the 3rd low voltage stabilizing can be constant direct voltage.
Described DCDC submodule 3212 converts respectively described supply power voltage to the first direct voltage, the second direct voltage for the control signal of the control signal according to described main control unit 31, described first communication module 34, and described the first direct voltage, the second direct voltage are offered respectively to described main control unit 31, described first communication module 34.Wherein, described the first direct voltage, described the second direct voltage may be identical, also may be different.In actual applications, described the first direct voltage, described the second direct voltage can be pulsed dc voltage.
Wherein, due to described Power Management Unit 32 simultaneously for described main control unit 31, described first communication module 34 provide power management, therefore the load capacity of described Power Management Unit 32 can be equal to, or greater than the summation of the load capacity of described main control unit 31, described first communication module 34.Herein, described load capacity can refer to power.
When described Power Management Unit 33 provides power management individually for described second communication module 35, described control module 332 is for receiving the control signal of described second communication module 35, and the control signal of described second communication module 35 is sent to respectively to described LDO submodule 3311 and described DCDC submodule 3312.Then, described LDO submodule 3311 converts described supply power voltage to the 3rd low voltage stabilizing for the control signal according to described second communication module 35, and the described the 3rd low voltage stabilizing is offered to described second communication module 35.Described DCDC submodule 3312 converts described supply power voltage to the 3rd direct voltage for the control signal according to described second communication module 35, and described the 3rd direct voltage is offered to described second communication module 35.Wherein, the described the 3rd low voltage stabilizing can be constant direct voltage, and described the 3rd direct voltage can be pulsed dc voltage.
Especially, the described first low voltage stabilizing, the described second low voltage stabilizing, the described the 3rd low voltage stabilizing do not refer to the voltage of particular value, just in order to illustrate that the described first low voltage stabilizing, the described second low voltage stabilizing, the described the 3rd low voltage stabilizing are respectively the voltage that offers described main control unit 31, described first communication module 34, described second communication module 35.Described the first direct voltage, described the second direct voltage and described the 3rd direct voltage do not refer to the voltage of particular value, just in order to illustrate that described the first direct voltage, described the second direct voltage and described the 3rd direct voltage are respectively the voltage that offers described main control unit 31, described first communication module 34, described second communication module 35.
In addition, described charging module 323 and described charging module 333 can be the battery unit charging of described mobile terminal 300, so that described battery unit is main control unit 31, Power Management Unit 32, Power Management Unit 33, first communication module 34 and second communication module 35 power supplies.
In the present embodiment, due to described Power Management Unit 32 simultaneously for described main control unit 31, described first communication module 34 provide power management, therefore the load capacity of described Power Management Unit 32 can be equal to, or greater than the summation of the load capacity of described main control unit 31, described first communication module 34.Herein, described load capacity can refer to power.
In addition, the supply power voltage of described mobile terminal 300 can be provided by the externally fed device, or can be provided by the battery unit of described mobile terminal 300.
By above description, can be found out, because the Power Management Unit in this mobile terminal can provide power management for communication unit and main control unit, with respect to being equipped with respectively independent Power Management Unit for communication unit and main control unit, reduced the quantity of Power Management Unit, save in this mobile terminal the area of the PCB for arranging Power Management Unit, thereby improved in this mobile terminal the utilance of the PCB for arranging Power Management Unit.Therefore, utilize the mobile terminal of the embodiment of the present invention, improved in the mobile terminal utilance of the PCB for arranging Power Management Unit.
As shown in Figure 4, the embodiment of the present invention five provides a kind of method for managing power supply of mobile terminal, and described mobile terminal comprises: Power Management Unit, main control unit and communication unit, wherein, described communication unit comprises at least one communication module, and described method comprises:
Described at least one communication module and described main control unit share a Power Management Unit.
Concrete, the method for managing power supply of described mobile terminal can be divided into following steps:
By above description, can be found out, because the Power Management Unit in this mobile terminal can provide power management for communication unit and main control unit, with respect to being equipped with respectively independent Power Management Unit for communication unit and main control unit, reduced the quantity of Power Management Unit, save in this mobile terminal the area of the PCB for arranging Power Management Unit, thereby improved in this mobile terminal the utilance of the PCB for arranging Power Management Unit.Therefore, utilize the technical scheme of the embodiment of the present invention, improved in the mobile terminal utilance of the PCB for arranging Power Management Unit.
Concrete, can illustrate in conjunction with Fig. 2.Wherein, described control module 222 receives respectively the control signal of described first communication module 23, the control signal of described second communication module 24, the control signal of described main control unit 21, and the control signal of the control signal of the control signal of described first communication module 23, described second communication module 24, described main control unit 21 is sent to respectively to described LDO submodule 2211 and described DCDC submodule 2212.Concrete, described main control unit 21 can receive respectively the control signal from described first communication module 23, the control signal of described second communication module 24, and the control signal of the control signal of described first communication module 23, described second communication module 24 and the control signal of himself are sent to respectively to described control module 222.
Concrete, described LDO submodule 2211 converts respectively the supply power voltage of described mobile terminal to the first low voltage stabilizing, the second low voltage stabilizing, the 3rd low voltage stabilizing, and the described first low voltage stabilizing, the second low voltage stabilizing, the 3rd low voltage stabilizing is offered respectively to described first communication module 23, described second communication module 24, described main control unit 21 according to the control signal of described first communication module 23, the control signal of described second communication module 24, the control signal of described main control unit 21.Wherein, voltage stabilizing is hanged down in the described first low voltage stabilizing, described second, the described the 3rd low voltage stabilizing may be identical, also may be different.In actual applications, the described first low voltage stabilizing, the described second low voltage stabilizing, the described the 3rd low voltage stabilizing can be constant direct voltage, such as 1.8v, 2.1v etc.
Described DCDC submodule 2212 converts respectively described supply power voltage to the first direct voltage, the second direct voltage, the 3rd direct voltage, and described the first direct voltage, the second direct voltage, the 3rd direct voltage is offered respectively to described first communication module 23, described second communication module 24, described main control unit 21 according to the control signal of described first communication module 23, the control signal of described second communication module 24, the control signal of described main control unit 21.Wherein, described the first direct voltage, described the second direct voltage and described the 3rd direct voltage may be identical, also may be different.In actual applications, described the first direct voltage, described the second direct voltage and described the 3rd direct voltage can be pulsed dc voltage.
In addition, described charging module 223 is used to described battery unit charging, so that described battery unit is described main control unit 21, described Power Management Unit 22, described first communication module 23 and 24 power supplies of described second communication module.
In addition, can also describe in conjunction with Fig. 3.Wherein, described Power Management Unit 32 provides power management for described main control unit 31 and described first communication module 34.Described Power Management Unit 33 provides power management individually for described second communication module 35.
Concrete, when described Power Management Unit 32 provides power management for described main control unit 31 and described first communication module 34, described control module 322 receives respectively the control signal of described main control unit 31, the control signal of described first communication module 34, and the control signal of the control signal of described main control unit 31, described first communication module 34 is sent to respectively to described LDO submodule 3211 and described DCDC submodule 3212.Wherein, described main control unit 31 can receive the control signal from described first communication module 34, and the control signal of described first communication module 34 and the control signal of himself are sent to described control module 322.
Described LDO submodule 3211 converts respectively the supply power voltage of described mobile terminal 200 to the first low voltage stabilizing, the second low voltage stabilizing for the control signal of the control signal according to described main control unit 31, described first communication module 34, and the described first low voltage stabilizing, the second low voltage stabilizing are offered respectively to described main control unit 31, described first communication module 34.Wherein, voltage stabilizing is hanged down in the described first low voltage stabilizing, described second may be identical, also may be different.In actual applications, the described first low voltage stabilizing, the described the 3rd low voltage stabilizing can be constant direct voltage.
Described DCDC submodule 3212 converts respectively described supply power voltage to the first direct voltage, the second direct voltage for the control signal of the control signal according to described main control unit 31, described first communication module 34, and described the first direct voltage, the second direct voltage are offered respectively to described main control unit 31, described first communication module 34.Wherein, described the first direct voltage, described the second direct voltage may be identical, also may be different.In actual applications, described the first direct voltage, described the second direct voltage can be pulsed dc voltage.
When described Power Management Unit 33 provides power management individually for described second communication module 35, described control module 332 receives the control signal of described second communication module 35, and the control signal of described second communication module 35 is sent to respectively to described LDO submodule 3311 and described DCDC submodule 3312.Then, described LDO submodule 3311 converts described supply power voltage to the 3rd low voltage stabilizing according to the control signal of described second communication module 35, and the described the 3rd low voltage stabilizing is offered to described second communication module 35.Described DCDC submodule 3312 converts described supply power voltage to the 3rd direct voltage according to the control signal of described second communication module 35, and described the 3rd direct voltage is offered to described second communication module 35.Wherein, the described the 3rd low voltage stabilizing can be constant direct voltage, and described the 3rd direct voltage can be pulsed dc voltage.
In addition, described charging module 323 and described charging module 333 can be the battery unit charging of described mobile terminal 300, so that described battery unit is main control unit 31, Power Management Unit 32, Power Management Unit 33, first communication module 34 and second communication module 35 power supplies.
In sum, utilize the technical scheme of the embodiment of the present invention, improved in the mobile terminal utilance of the PCB for arranging Power Management Unit.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (10)
1. a mobile terminal, comprise: Power Management Unit, main control unit and communication unit, wherein, described communication unit comprises first communication module and second communication module, it is characterized in that, described first communication module, described second communication module and described main control unit share a Power Management Unit, and described Power Management Unit comprises: control module and direct voltage module;
Described direct voltage module comprises: low voltage stabilizing LDO submodule and direct current straighten stream DCDC submodule;
Described LDO submodule converts respectively the supply power voltage of described mobile terminal to the first low voltage stabilizing, the second low voltage stabilizing, the 3rd low voltage stabilizing for the control signal according to the control signal of the control signal of described first communication module, described second communication module, described main control unit, and the described first low voltage stabilizing, the second low voltage stabilizing, the 3rd low voltage stabilizing are offered respectively to described first communication module, described second communication module, described main control unit;
Described DCDC submodule is used for converting respectively described supply power voltage to the first direct voltage, the second direct voltage, the 3rd direct voltage according to the control signal of the control signal of the control signal of described first communication module, described second communication module, described main control unit, and described the first direct voltage, the second direct voltage, the 3rd direct voltage are offered respectively to described first communication module, described second communication module, described main control unit.
2. mobile terminal according to claim 1, is characterized in that,
Described control module is used for receiving respectively the control signal of described main control unit, the control signal of described communication unit, and the control signal of the control signal of described main control unit, described communication unit is sent to respectively to described direct voltage module.
3. mobile terminal according to claim 2, it is characterized in that, described control module is specifically for the control signal of the control signal that receives respectively described first communication module, described second communication module, the control signal of described main control unit, and the control signal of the control signal of the control signal of described first communication module, described second communication module, described main control unit is sent to respectively to described direct voltage module.
4. mobile terminal according to claim 2, it is characterized in that, described control module is specifically for the control signal that receives respectively described first communication module, the control signal of described main control unit, and the control signal of the control signal of described first communication module, described main control unit is sent to respectively to described direct voltage module.
5. mobile terminal according to claim 4, is characterized in that, described direct voltage module comprises: LDO submodule and DCDC submodule;
Described LDO submodule converts respectively described supply power voltage to the first low voltage stabilizing, the second low voltage stabilizing for the control signal according to the control signal of described first communication module, described main control unit, and the described first low voltage stabilizing, the second low voltage stabilizing are offered respectively to described first communication module and described main control unit;
Described DCDC submodule is used for converting respectively described supply power voltage to the first direct voltage, the second direct voltage according to the control signal of the control signal of described first communication module, described main control unit, and described the first direct voltage, the second direct voltage are offered respectively to described first communication module and described main control unit.
6. the method for managing power supply of a mobile terminal, described mobile terminal comprises: Power Management Unit, main control unit and communication unit, wherein, described communication unit comprises first communication module and second communication module, it is characterized in that, described method comprises:
Described first communication module, described second communication module and described main control unit share a Power Management Unit;
Described Power Management Unit comprises: control module and direct voltage module;
The LDO submodule of described direct voltage module converts respectively the supply power voltage of described mobile terminal to the first low voltage stabilizing, the second low voltage stabilizing, the 3rd low voltage stabilizing according to the control signal of the control signal of the control signal of described first communication module, described second communication module, described main control unit, and the described first low voltage stabilizing, the second low voltage stabilizing, the 3rd low voltage stabilizing are offered respectively to described first communication module, described second communication module, described main control unit;
The DCDC submodule of described direct voltage module converts respectively described supply power voltage to the first direct voltage, the second direct voltage, the 3rd direct voltage according to the control signal of the control signal of the control signal of described first communication module, described second communication module, described main control unit, and described the first direct voltage, the second direct voltage, the 3rd direct voltage are offered respectively to described first communication module, described second communication module, described main control unit.
7. method according to claim 6, is characterized in that, described method comprises:
Described control module receives respectively the control signal of described main control unit, the control signal of described communication unit, and the control signal of the control signal of described main control unit, described communication unit is sent to respectively to described direct voltage module.
8. method according to claim 7, it is characterized in that, described control module receives respectively the control signal of described main control unit, the control signal of described communication unit, and sends to respectively described direct voltage module to comprise the control signal of the control signal of described main control unit, described communication unit:
Described control module receives respectively the control signal of the control signal of described first communication module, described second communication module, the control signal of described main control unit, and the control signal of the control signal of the control signal of described first communication module, described second communication module, described main control unit is sent to respectively to described direct voltage module.
9. method according to claim 7, it is characterized in that, described control module receives respectively the control signal of described main control unit, the control signal of described communication unit, and sends to respectively described direct voltage module to comprise the control signal of the control signal of described main control unit, described communication unit:
Described control module receives respectively the control signal of described first communication module, the control signal of described main control unit, and the control signal of the control signal of described first communication module, described main control unit is sent to respectively to described direct voltage module.
10. method according to claim 9, is characterized in that, described method also comprises:
The LDO submodule of described direct voltage module converts respectively described supply power voltage to the first low voltage stabilizing, the second low voltage stabilizing according to the control signal of the control signal of described first communication module, described main control unit, and the described first low voltage stabilizing, the second low voltage stabilizing are offered respectively to described first communication module and described main control unit;
The DCDC submodule of described direct voltage module converts respectively described supply power voltage to the first direct voltage, the second direct voltage according to the control signal of the control signal of described first communication module, described main control unit, and described the first direct voltage, the second direct voltage are offered respectively to described first communication module and described main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102123981A CN102271188B (en) | 2011-07-27 | 2011-07-27 | Mobile terminal and power management method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102123981A CN102271188B (en) | 2011-07-27 | 2011-07-27 | Mobile terminal and power management method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102271188A CN102271188A (en) | 2011-12-07 |
| CN102271188B true CN102271188B (en) | 2013-12-11 |
Family
ID=45053346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102123981A Active CN102271188B (en) | 2011-07-27 | 2011-07-27 | Mobile terminal and power management method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102271188B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100382232B1 (en) * | 2002-05-31 | 2003-05-09 | Palm Palm Tech | Mobile terminal having enhanced power managing function and power managing method thereof |
| CN1917546A (en) * | 2006-09-01 | 2007-02-21 | 宇龙计算机通信科技(深圳)有限公司 | Portable type electronic equipment |
| CN101227675A (en) * | 2008-01-31 | 2008-07-23 | 深圳华为通信技术有限公司 | Power supply managing method, device and terminal |
| CN101677476A (en) * | 2008-09-19 | 2010-03-24 | 鸿富锦精密工业（深圳）有限公司 | Mobile communication terminal |
| CN201773351U (en) * | 2010-07-23 | 2011-03-23 | 惠州Tcl移动通信有限公司 | Mobile terminal comprising data card and power supply control device thereof |
-
2011
- 2011-07-27 CN CN2011102123981A patent/CN102271188B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102271188A (en) | 2011-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11539212B2 (en) | Photovoltaic power generation system and photovoltaic power transmission method | |
| CN102983745A (en) | Voltage regulation method, pre-stabilized voltage power circuit and system | |
| CN110311563B (en) | DCDC circulation control device, DCDC circulation control method, electronic apparatus, and medium | |
| US20190165582A1 (en) | Electric vehicle supply equipment and charging method | |
| CN113489123A (en) | Optical storage control module, optical storage control method and optical storage system | |
| CN106711991A (en) | Power supply module and distribution method for distributing power freely | |
| US8489903B2 (en) | System for maintaining power efficiency of power supply modules by selectively connecting and disconnecting power supply modules from a plurality of power supply modules based on the calculated power supply module output to input ratio of each module | |
| CN202586343U (en) | Parallel power-source power unit | |
| CN104242437A (en) | Power supply device | |
| US20170346298A1 (en) | Voltage control system | |
| CN102271188B (en) | Mobile terminal and power management method | |
| US11881812B2 (en) | Power switch circuit and power switch | |
| CN204794663U (en) | Source transformation ware and power supply system | |
| CN203745937U (en) | Device for distributing currents of multipath power sources at will | |
| CN104065268A (en) | On-chip power supply network | |
| CN103904918A (en) | Multi-channel self-adaptive power balance output 50 V direct current power source and power control method thereof | |
| CN115296532A (en) | Control method and device of booster circuit and electronic equipment | |
| CN111009958B (en) | Power supply control circuit | |
| CN102769285B (en) | PV module parallel array and method for realizing voltage autotracking | |
| CN202712849U (en) | PV module parallel array | |
| CN203326875U (en) | Power source management module based on DC-DC and LDO | |
| EP3386148B1 (en) | Power supply control method and apparatus for communication network | |
| CN107370376B (en) | Circuit and method for selecting buck-boost type conversion circuit to drive power supply | |
| CN204741414U (en) | System is shared to low -power consumption low current | |
| CN111864872A (en) | Readable storage medium, charging module and power distribution method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |