CN108777627A - A kind of method of supplying power to and device - Google Patents
A kind of method of supplying power to and device Download PDFInfo
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- CN108777627A CN108777627A CN201810456354.5A CN201810456354A CN108777627A CN 108777627 A CN108777627 A CN 108777627A CN 201810456354 A CN201810456354 A CN 201810456354A CN 108777627 A CN108777627 A CN 108777627A
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- Prior art keywords
- power supply
- hubs
- mobile terminal
- frs
- port
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/10—Current supply arrangements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/1607—Details of the supervisory signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/03—Power distribution arrangements
- H04Q1/032—Power distribution arrangements power failure protection
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Telephone Function (AREA)
Abstract
The present invention provides a kind of method of supplying power to and devices.Applied to PD hubs, PD hubs are separately connected power supply adaptor, Power Supply fittings and at least one mobile terminal, and Power Supply fittings is Bus Powered Device, and a mobile terminal with FRS functions is included at least in mobile terminal；Mobile terminal with FRS functions is connect with the first port of PD hubs；The method includes：Whether the charging path of detection power supply adaptor and the PD hubs disconnects；If detecting, charging path disconnects, and sends the handshake message for carrying FRS and asking to the mobile terminal with FRS functions by first port；When receive support FRS shake hands feedback when, to reception shake hands feedback first port carry out state conversion so that connection first port mobile terminal by PD hubs be Power Supply fittings power supply.The Power Supply fittings that the embodiment of the present invention can connect to avoid PD hubs is not normally functioning due to powering off suddenly, or even causes device failure and data loss problem.
Description
Technical field
The present invention relates to power technique fields more particularly to a kind of method of supplying power to and device.
Background technology
Currently, in the fast charge technology fast development trend of mobile terminal, based on USB (Universal Serial Bus,
Universal serial bus) PD (Power Delivery, power transmission) charge protocol of Type C interface supported maximum work
Rate 100W chargings, can give the enough power supplys of offers such as mobile phone, notebook, display.
PD USB Hub are a kind of hubs based on PD agreements, and abbreviation PD hubs are provided with one or more
The port UFP (Upstream Facing Port, uplink is towards port), DFP (Downsteam Facing Port, downlink towards
Port) port, DRP (Dual-Role-Power, double role's electric power) port, the supply port based on PD hubs may be implemented
Extension with charging port interconnects.The ports UFP of PD USB Hub connect power supply adaptor, and the connection of the ports DRP has the function of DRP
Mobile terminal, the ports DFP connect powered Power Supply fittings, such as display, USB device, LCD screen, so as to pass through PD
USB Hub supply electricity to powered Power Supply fittings and mobile terminal.
It is whole when power supply adaptor removes or abnormal failure occurs based on the extension interconnection scheme of existing PD USB Hub
The externally fed path of a PD USB Hub just will disconnect.At this point, the Power Supply fittings of the ports the DFP connection of PD USB Hub will
It directly powers off, causes Power Supply fittings to be just at work not normally functioning, or even cause device failure and loss of data.
Invention content
A kind of method of supplying power to of offer of the embodiment of the present invention and device remove or occur abnormal failure to solve power supply adaptor
When, Power Supply fittings directly powers off, and is not normally functioning the problem of even damaging.
In order to solve the above-mentioned technical problem, an embodiment of the present invention provides a kind of method of supplying power to, are applied to power transmission PD
Hub, the PD hubs are separately connected power supply adaptor, Power Supply fittings and at least one mobile terminal, the Power Supply fittings
Including at least one for Bus Powered Device, in the mobile terminal has quick role switching FRS (Fast Role Swap)
The mobile terminal of function；The mobile terminal with FRS functions is connect with the first port of the PD hubs；
The method includes：
Whether the charging path for detecting the power supply adaptor and the PD hubs disconnects；
If detecting, the charging path disconnects, by the first port to the mobile end with FRS functions
End sends the handshake message for carrying FRS requests；
When receive support FRS shake hands feedback when, state conversion is carried out to the first port of feedback of shaking hands described in reception,
So that the mobile terminal for connecting the first port is powered by the PD hubs for the Power Supply fittings.
The embodiment of the present invention provides a kind of method of supplying power to again, is applied to the mobile terminal with FRS functions, the movement
Terminal connects the first port of PD hubs, and the PD hubs connect Power Supply fittings, and the Power Supply fittings is bus-powered sets
It is standby；
The method includes：
Receive the handshake message for carrying FRS requests that the PD hubs are sent；
The feedback of shaking hands for supporting FRS is sent to the PD hubs by the first port, by power supply status from by electricity
End is converted to feeder ear, to be powered for the Power Supply fittings by the PD hubs.
The embodiment of the present invention additionally provide it is a kind of being deployed in PD hubs for electric installation, the PD hubs are separately connected
Power supply adaptor, Power Supply fittings and at least one mobile terminal, the Power Supply fittings are Bus Powered Device, the mobile terminal
In include at least a mobile terminal with FRS functions；The mobile terminal with FRS functions and the PD hubs
First port connects；
Described device includes：
Whether charging path detection module, the charging path for detecting the power supply adaptor and the PD hubs break
It opens；
Handshake message sending module, if for detecting that the charging path disconnects, by the first port to institute
It states the mobile terminal with FRS functions and sends the handshake message for carrying FRS requests；
First state conversion module, for when receive support FRS shake hands feedback when, to feedback of shaking hands described in reception
First port carries out state conversion, so that it is the power supply to connect the mobile terminal of the first port by the PD hubs
Accessory is powered.
The embodiment of the present invention additionally provides a kind of for electric installation, is deployed in the mobile terminal with FRS functions, the movement
Terminal connects the first port of PD hubs, and the PD hubs connect Power Supply fittings, and the Power Supply fittings is bus-powered sets
It is standby；
Described device includes：
Handshake message receiving module, the handshake message for carrying FRS requests sent for receiving the PD hubs；
Second state conversion module supports shaking hands for FRS for being sent to the PD hubs by the first port
Feedback, feeder ear is converted to by power supply status from receiving end, to be powered for the Power Supply fittings by the PD hubs.
The embodiment of the present invention additionally provides a kind of PD hubs, including processor, memory and is stored in the memory
Computer program that is upper and can running on the processor, is realized as above when the computer program is executed by the processor
The step of method of supplying power to stated.
The embodiment of the present invention additionally provides a kind of mobile terminal, including processor, memory and is stored in the memory
Computer program that is upper and can running on the processor, is realized as above when the computer program is executed by the processor
The step of method of supplying power to stated.
In embodiments of the present invention, whether the charging path of the detection of PD hubs power supply adaptor and PD hubs disconnects；
If detecting, charging path disconnects, and is sent to the mobile terminal with FRS functions by first port and carries holding for FRS requests
Hand message；When receive support FRS shake hands feedback when, to reception shake hands feedback first port carry out state conversion so that
The mobile terminal for connecting first port is powered by PD hubs for Power Supply fittings.Since mobile terminal is electricity by PD hubs
Source accessory power supply, therefore the Power Supply fittings that can be connected to avoid PD hubs, such as display, mobile hard disk directly power off, from
And these Power Supply fittings is avoided to be not normally functioning due to powering off suddenly, or even cause device failure and loss of data.
Further, it is provided with energy-storage module in PD hubs, when detecting that charging path disconnects, energy-storage module is electricity
Source accessory power supply, it is that Power Supply fittings is powered that can make PD hubs uninterruptedly.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the connection relationship diagram of the embodiment of the present invention one；
Fig. 2 is the internal structure chart of the PD hubs of the embodiment of the present invention one；
Fig. 3 is a kind of step flow chart of method of supplying power to of the embodiment of the present invention one；
Fig. 4 is the structural schematic diagram of the USB type-C interfaces of the embodiment of the present invention one；
Fig. 5 is a kind of step flow chart of method of supplying power to of the embodiment of the present invention two；
Fig. 6 is a kind of structure diagram for electric installation of the embodiment of the present invention three；
Fig. 7 is a kind of structure diagram for electric installation of the embodiment of the present invention four；
Fig. 8 shows the hardware architecture diagram of mobile terminal provided in an embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
Embodiment one
Referring to Fig.1, connection relationship diagram provided in an embodiment of the present invention is shown.PD hubs 101 are separately connected electricity
Source adapter 102, Power Supply fittings 103 and at least one mobile terminal, the Power Supply fittings 103 is Bus Powered Device, described
A mobile terminal with FRS functions is included at least in mobile terminal；The mobile terminal with FRS functions and the PD
The first port of hub connects.
In the present embodiment, PD hubs 101 are the Hub based on PD charge protocol specifications, at least have 1 ports UFP, 1
A ports DRP and 2 ports DFP, the wherein ports UFP connect power supply adaptor 102, and power supply adaptor 102 can be based on PD
The traveling charger of charge protocol；The ports DRP connect first movement terminal 104, and first movement terminal 104 can be that PD is supported to fill
The electric Full Featured smart mobile phone of agreement；One port DFP connects the second mobile terminal 105, and the second mobile terminal 105 can be tool
There is the smart mobile phone of USB2.0 or USB3.0 protocol interface functions；Another port DFP connects Power Supply fittings 103, Power Supply fittings
103 be Bus Powered Device, which is to take electric just workable electricity by the vbus lines of the ports PD hub DFP
Source accessory, such as USB device, mobile hard disk, display etc..First port can be the ports DRP, can also be the ports DFP.Electricity
Source adapter 102 is that Power Supply fittings 103 and mobile terminal are powered by PD hubs 101, sees the solid arrow in Fig. 1.Wherein,
It is electrically connected between each port.
With reference to Fig. 2, show that the built-in function framework of PD hubs 101, including Device Policy Manager (are set
Standby policy manager), TCPM (Type-C Port Manager, Port Management) module, TCPC (Type-C Port
Controller, port controlling) module, TCPCI (Type-C Port Controller Interface, port controlling connection
Device) module, PHY (Physical Layer, physical layer), Port (port), Power Block (power management module), USB
Hub Controler (usb hub controller), FRS Controler (FRS controllers).Device Policy Manager
Policy mechanism is provided PD hubs 101 are monitored and controlled.TCPM is the Port Management mechanism of PD hubs 101, by USB-C
State machine (state machine) and Policy Engine (tactful machine) and Protocal Layer (protocol layer) compositions,
Message of Layer layers of the Protocal for being used for communicating between each port of tissue, such as capabilities message, request message, confirmation message
Deng.TCPC is the port controller of PD hubs 101, by USB-C logic (logical layer) and USB-C Port Controller
(control layer) forms.TCPCI connection TCPM modules and TCPC modules may be implemented a host mater and manage 4 slaves
slave.PHY is physical layer of the port controller to port, respectively includes that CC Bus (cc buses), (power supply is total by Power Bus
Line), USB Bus (usb bus), FRS Bus (FRS buses).Port (port) includes 4 ports, specifically, including 1 UFP
Port, 1 port DRP and 2 ports DFP.Power Block are Source and Sink power management modules；USB Hub
Controler is the controller of usb protocol；FRS Controler for realizing FRS functions carrying out shake communication.
With reference to Fig. 3, a kind of step flow chart of method of supplying power to provided in an embodiment of the present invention is shown.Applied to PD line concentrations
Device 101, the method includes：
Step 201, it detects the power supply adaptor 102 and whether the charging path of the PD hubs 101 disconnects.
In the present embodiment, PD hubs 101 detect whether power supply adaptor 102 is removed or breaks down, and power supply is suitable
Whether the charging path of orchestration 102 and PD hubs 101 disconnects.Since power supply adaptor 102 is by USB type-C interfaces
Connect PD hubs 101, it is generally the case that whether can detect in the power pin of USB type-C interfaces has voltage.
If no voltage or voltage drop to setting value, judge that charging path disconnects.
In a preferred embodiment of the present invention, in the detection power supply adaptor 102 and the PD hubs 101
Charging path whether disconnect before, default electricity is loaded at least one data transmission pin of the power supply adaptor 102
It is flat；
When whether detection power supply adaptor 102 and the charging path of the PD hubs 101 disconnect, detects the data and pass
Whether the level value of the predetermined level loaded on defeated pin drops to given threshold；When the level value of the predetermined level drops to
When the given threshold, judge that the charging path disconnects.
It, can be in advance in USB with reference to the structural schematic diagram of USB type-C interfaces shown in Fig. 4 in the present embodiment
Load one is relatively low on data transmission pin TX1+, RX1+ or RX2+ of 102 one end of power supply adaptor of type-C interfaces, TX2+
Predetermined level, when the level value of predetermined level drops to given threshold, judgement charging path disconnect.For example, load is pre-
If level is 0.6V, given threshold 0.2V, when detecting that the level on data transmission pin drops to 0.2V by 0.6V, then
Judge that charging path disconnects.Since predetermined level is relatively low, when power supply adaptor 102 is removed or is broken down, data pass
Predetermined level decrease speed is very fast on defeated pin, whether drops to setting value, Ke Yiti compared to the voltage in detection power pin
The speed whether charging path of high detection power supply adaptor 102 and the PD hubs 101 disconnects.
In a preferred embodiment of the present invention, in the detection power supply adaptor 102 and the PD hubs 101
Charging path whether disconnect before, from least one mobile terminal, determine the mobile end with FRS functions
End.
In the present embodiment, PD hubs 101 can connect at least one mobile terminal, be determined from the mobile terminal of connection
Mobile terminal with FRS functions, subsequently to carry out FRS carrying out shake communication.Specifically, CC may be used in PD hubs 101
(Configuration Channel, collocation channel) communication mechanism is shaken hands with first movement terminal 104, so that it is determined that the
One mobile terminal 104 has the function of FRS.Second mobile terminal 105 does not support CC communication mechanisms, PD hubs 101 that can pass through
The D+/D- mechanism of usb protocol is shaken hands with the second mobile terminal 105, so that it is determined that the second mobile terminal 105 also has FRS
Function.Wherein CC communication mechanisms are consistent with the protocol data content of USB communication mechanisms, only message format and communication physics mode
Difference, the embodiment of the present invention realize compatible CC communication mechanisms and USB communication mechanisms.
Step 202, if detecting, the charging path disconnects, and has the function of FRS to described by the first port
Mobile terminal send carry FRS request handshake message.
In the present embodiment, when detecting that charging path disconnects, carrying out shake communication is carried out with the mobile terminal with FRS functions,
The handshake message of Switching power path request is initiated to the mobile terminal with FRS functions.Specifically, first movement terminal 104
It supports CC communication mechanisms, then in the encapsulation FRS requests of the protocol layer of PD hubs 101, generates the handshake message for meeting CC communications, it will
Handshake message is sent to the mobile terminal with FRS functions.USB messages are either converted to the report of shaking hands for meeting CC communications
Handshake message is sent to the mobile terminal with FRS functions by text.The embodiment of the present invention does not limit how to convert in detail,
It can be configured according to actual conditions.
Optionally, it is provided with energy-storage module 1011 in the PD hubs 101, if detecting, the charging path disconnects,
The energy-storage module 1011 is controlled to power for the Power Supply fittings 103.
In the present embodiment, energy-storage module 1011 is also provided in PD hubs 101, energy-storage module 1011 passes through DFP
Port connects Power Supply fittings 103, and connects power supply adaptor by the ports UFP.When 102 normal power supply of power supply adaptor, fill
When electric pathway does not disconnect, 1011 storing electricity of energy-storage module；When power supply adaptor 102 is not powered, and charging path disconnects, PD collection
Line device 101 controls energy-storage module 1011 and powers for Power Supply fittings 103.It is Power Supply fittings since energy-storage module 1011 is powered in time
103 normal switching-offs provide the time, also provide the time to have the progress state conversion of the mobile terminal of FRS functions so that PD
Hub 101 can be uninterruptedly that Power Supply fittings 103 is powered, and further avoid and need persistently that powered Power Supply fittings cannot be just
Often the problem of work.
Step 203, when receive support FRS shake hands feedback when, the first port of feedback of shaking hands described in reception is carried out
State is converted, so that the mobile terminal for connecting the first port is powered by the PD hubs 101 for the Power Supply fittings.
In the present embodiment, if the mobile terminal judgement oneself state for having FRS functions is not suitable as feeder ear, such as
The electricity of 104 current residual 10% of first movement terminal then sends the feedback of shaking hands for not supporting FRS to PD hubs 101.If
Mobile terminal judges that oneself state can be used as feeder ear, then the feedback of shaking hands for supporting FRS is sent to PD hubs 101.PD collection
After line device 101 receives the feedback of shaking hands for supporting FRS, the port progress state conversion for feedback of shaking hands to reception.For example, from first
The ports DRP that mobile terminal 104 connects receive the feedback of shaking hands for supporting FRS, by the ports DRP from Source (power supply) state
Be converted to Sink (by electricity) state；The feedback of shaking hands for supporting FRS is received from the ports DFP that the second mobile terminal 105 connects, then
The ports DFP are converted into USB slave modes from usb host pattern.After port status conversion, PD hubs 101 are to movement
The role transforming of terminal power supply is to receive the role of mobile terminal.Therefore, first movement terminal 104 and the second mobile terminal 105
It can be powered for Power Supply fittings 103 by PD hubs 101, dotted arrow as shown in Figure 1.
In conclusion in the embodiment of the present invention, the charging path of PD hubs detection power supply adaptor and PD hubs is
No disconnection；If detecting, charging path disconnects, and is sent to the mobile terminal with FRS functions by first port and carries FRS
The handshake message of request；When receive support FRS shake hands feedback when, to reception shake hands feedback first port carry out state turn
It changes, so that the mobile terminal of connection first port is powered by PD hubs for Power Supply fittings.Since mobile terminal passes through PD collection
Line device is powered for Power Supply fittings, therefore the Power Supply fittings that can be connected to avoid PD hubs, such as display, mobile hard disk are direct
Power-off, to avoid these Power Supply fittings from being not normally functioning due to powering off suddenly, or even causes device failure and data to lose
The problem of mistake.
Further, it is provided with energy-storage module in PD hubs, when detecting that charging path disconnects, energy-storage module is electricity
Source accessory power supply, it is that Power Supply fittings is powered that can make PD hubs uninterruptedly.
Embodiment two
With reference to Fig. 5, a kind of step flow chart of method of supplying power to provided in an embodiment of the present invention is shown.Applied to
The mobile terminal 104,105 of FRS functions, the mobile terminal 104,105 connect the first port of PD hubs 101, the PD
Hub 101 connects Power Supply fittings 103, and the Power Supply fittings 103 is Bus Powered Device；
The method includes：
Step 301, the handshake message for carrying FRS requests that the PD hubs 101 are sent is received.
In the present embodiment, first movement terminal 104 and the second mobile terminal 105 have the function of FRS, when receiving PD line concentrations
After the handshake message that device 101 is sent, FRS requests are parsed from handshake message, and judge oneself state if appropriate for support
FRS, and send and respond to PD hubs 101.If returning to NAK (Negative Acknowledgment, do not reply), then
It is not support FRS.
Step 302, the feedback of shaking hands for supporting FRS is sent to the PD hubs 101 by the first port, by power supply
State is converted to feeder ear from receiving end, to be powered for the Power Supply fittings by the PD hubs.
In the present embodiment, when supporting FRS, mobile terminal sends the feedback of shaking hands for supporting FRS to PD hubs 101, and
And power supply status is converted into feeder ear from receiving end.For example, first movement terminal 104 is converted to Source from Sink, second
Mobile terminal 105 is converted to host mode from slave mode.
In a preferred embodiment of the present invention, it is described by power supply status after receiving end is converted to feeder ear, it is raw
At the prompt message for having been converted into feeder ear.
Specifically, after mobile terminal transition status, the prompt message that mobile terminal has been converted into feeder ear is generated, such as
Prompt message, breath light flicker etc. are generated on the screen, to remind user.
In conclusion in the embodiment of the present invention, the mobile terminal with FRS functions receives the carrying that PD hubs are sent
FRS request handshake message, by first port to PD hubs send support FRS feedback of shaking hands, by power supply status from by
Electric end is converted to feeder ear, is powered for Power Supply fittings by PD hubs.Since mobile terminal is matched by PD hubs for power supply
Part is powered, therefore the Power Supply fittings that can be connected to avoid PD hubs, such as display, mobile hard disk directly power off, to keep away
The problem of exempting from these Power Supply fittings to be not normally functioning due to powering off suddenly, or even causing device failure and loss of data.
Embodiment three
With reference to Fig. 6, a kind of structure diagram for electric installation 400 provided in an embodiment of the present invention is shown.It is deployed in PD collection
Line device, the PD hubs are separately connected power supply adaptor, Power Supply fittings and at least one mobile terminal, and the Power Supply fittings is
Bus Powered Device includes at least a mobile terminal with FRS functions in the mobile terminal；It is described to have the function of FRS
Mobile terminal connect with the first port of the PD hubs；
Described device includes：
Charging path detection module 401, the charging path for detecting the power supply adaptor and the PD hubs are
No disconnection；
Handshake message sending module 402, if for detecting that the charging path disconnects, by the first port to
The mobile terminal with FRS functions sends the handshake message for carrying FRS requests；
First state conversion module 403, for when receive support FRS shake hands feedback when, it is anti-to shaking hands described in reception
The first port of feedback carries out state conversion, so that it is described to connect the mobile terminal of the first port by the PD hubs
Power Supply fittings is powered.
Optionally, before the charging path detection module 401, described device further includes：
Terminal deciding module, for from least one mobile terminal, determining the mobile end with FRS functions
End.
Optionally, before the charging path detection module 401, described device further includes：
Level load-on module, for loading default electricity at least one data transmission pin of the power supply adaptor
It is flat；
The charging path detection module 401 includes：
Threshold test submodule, for detect the predetermined level loaded on the data transmission pin level value whether under
Drop to given threshold；
Determination module, for when the level value of the predetermined level drops to the given threshold, judging the charging
Access disconnects.
Optionally, it is provided with energy-storage module in the PD hubs, after the charging path detection module 401, institute
Stating device further includes：
Power control module, if for detecting that the charging path disconnects, it is the power supply to control the energy-storage module
Accessory is powered.
In conclusion in the embodiment of the present invention, the charging path of PD hubs detection power supply adaptor and PD hubs is
No disconnection；If detecting, charging path disconnects, and is sent to the mobile terminal with FRS functions by first port and carries FRS
The handshake message of request；When receive support FRS shake hands feedback when, to reception shake hands feedback first port carry out state turn
It changes, so that the mobile terminal of first port is powered by PD hubs for Power Supply fittings.Since mobile terminal passes through PD hubs
The Power Supply fittings powered, therefore can connected to avoid PD hubs for Power Supply fittings, such as display, mobile hard disk are directly disconnected
Electricity to avoid these Power Supply fittings from being not normally functioning due to powering off suddenly, or even causes device failure and loss of data
The problem of.
Further, it is provided with energy-storage module in PD hubs, when detecting that charging path disconnects, energy-storage module is electricity
Source accessory power supply, it is that Power Supply fittings is powered that can make PD hubs uninterruptedly.
Example IV
With reference to Fig. 7, a kind of structure diagram for electric installation 500 provided in an embodiment of the present invention is shown.Being deployed in has
The mobile terminal of FRS functions, the first port of the mobile terminal connection PD hubs, the PD hubs connection power supply are matched
Part, the Power Supply fittings are Bus Powered Device；
Described device includes：
Handshake message receiving module 501, the handshake message for carrying FRS requests sent for receiving the PD hubs；
Second state conversion module 502 supports holding for FRS for being sent to the PD hubs by the first port
Hand is fed back, and power supply status is converted to feeder ear from receiving end, to be powered for the Power Supply fittings by the PD hubs.
Optionally, after the second state conversion module, described device further includes：
Prompt message generation module, for generating the prompt message for having been converted into feeder ear.
In conclusion in the embodiment of the present invention, the mobile terminal with FRS functions receives the carrying that PD hubs are sent
FRS request handshake message, by first port to PD hubs send support FRS feedback of shaking hands, by power supply status from by
Electric end is converted to feeder ear, is powered for Power Supply fittings by PD hubs.Since mobile terminal is matched by PD hubs for power supply
Part is powered, therefore the Power Supply fittings that can be connected to avoid PD hubs, such as display, mobile hard disk directly power off, to keep away
The problem of exempting from these Power Supply fittings to be not normally functioning due to powering off suddenly, or even causing device failure and loss of data.
A kind of hardware architecture diagram of Fig. 8 mobile terminals of each embodiment to realize the present invention,
The mobile terminal 700 includes but not limited to：It is radio frequency unit 701, network module 702, audio output unit 703, defeated
Enter unit 704, sensor 705, display unit 706, user input unit 707, interface unit 708, memory 709, processor
The components such as 710 and power supply 711.It will be understood by those skilled in the art that mobile terminal structure shown in Fig. 8 is not constituted
Restriction to mobile terminal, mobile terminal may include than illustrating more or fewer components, either combine certain components or
Different component arrangements.In embodiments of the present invention, mobile terminal include but not limited to mobile phone, tablet computer, laptop,
Palm PC, car-mounted terminal, wearable device and pedometer etc..
Wherein, user input unit 707, the first input for receiving user；Processor 710, for receiving the PD
The handshake message for carrying FRS requests that hub is sent；It is sent to the PD hubs by the first port and supports FRS's
It shakes hands feedback, and power supply status is converted into feeder ear from receiving end, to be that the Power Supply fittings supplies by the PD hubs
Electricity.
The embodiment of the present invention, mobile terminal by the cooperation with PD hubs, can in the case where charging path disconnects,
The Power Supply fittings powered by PD hubs by mobile terminal, therefore can connected to avoid PD hubs for Power Supply fittings, it is such as aobvious
Show that device, mobile hard disk etc. directly power off, to avoid these Power Supply fittings from being not normally functioning due to powering off suddenly, or even makes
The problem of at device failure and loss of data.
It should be understood that the embodiment of the present invention in, radio frequency unit 701 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 710 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 701 includes but not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 701 can also by radio communication system and network and other set
Standby communication.
Mobile terminal has provided wireless broadband internet to the user by network module 702 and has accessed, and such as user is helped to receive
Send e-mails, browse webpage and access streaming video etc..
It is that audio output unit 703 can receive radio frequency unit 701 or network module 702 or in memory 709
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 703 can also be provided and be moved
The relevant audio output of specific function that dynamic terminal 700 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 703 includes loud speaker, buzzer and receiver etc..
Input unit 704 is for receiving audio or video signal.Input unit 704 may include graphics processor
(Graphics Processing Unit, GPU) 7041 and microphone 7042, graphics processor 7041 is in video acquisition mode
Or the image data of the static images or video obtained by image capture apparatus (such as camera) in image capture mode carries out
Reason.Treated, and picture frame may be displayed on display unit 706.Through graphics processor 7041, treated that picture frame can be deposited
Storage is sent in memory 709 (or other storage mediums) or via radio frequency unit 701 or network module 702.Mike
Wind 7042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output of mobile communication base station can be sent to via radio frequency unit 701 by being converted in the case of telephone calling model.
Mobile terminal 700 further includes at least one sensor 705, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 7061, and proximity sensor can close when mobile terminal 700 is moved in one's ear
Display panel 7061 or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (generally three
Axis) acceleration size, size and the direction of gravity are can detect that when static, it is (such as horizontal to can be used to identify mobile terminal posture
Vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；Sensor
705 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, humidity
Meter, thermometer, infrared sensor etc., details are not described herein.
Display unit 706 is for showing information input by user or being supplied to the information of user.Display unit 706 can wrap
Display panel 7061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode may be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 7061.
User input unit 707 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family is arranged and the related key signals input of function control.Specifically, user input unit 707 include touch panel 7071 and
Other input equipments 7072.Touch panel 7071, also referred to as touch screen collect user on it or neighbouring touch operation
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 7071 or in touch panel 7071
Neighbouring operation).Touch panel 7071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects the signal that touch operation is brought, and transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 710, receiving area
It manages the order that device 710 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Type realizes touch panel 7071.In addition to touch panel 7071, user input unit 707 can also include other input equipments
7072.Specifically, other input equipments 7072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating lever, details are not described herein.
Further, touch panel 7071 can be covered on display panel 7061, when touch panel 7071 is detected at it
On or near touch operation after, send processor 710 to determine the type of touch event, be followed by subsequent processing device 710 according to touch
The type for touching event provides corresponding visual output on display panel 7061.Although in fig. 8, touch panel 7071 and display
Panel 7061 is to realize the function that outputs and inputs of mobile terminal as two independent components, but in some embodiments
In, can be integrated by touch panel 7071 and display panel 7061 and realize the function that outputs and inputs of mobile terminal, it is specific this
Place does not limit.
Interface unit 708 is the interface that external device (ED) is connect with mobile terminal 700.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 708 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in mobile terminal 700 or can be used in 700 He of mobile terminal
Transmission data between external device (ED).
Memory 709 can be used for storing software program and various data.Memory 709 can include mainly storing program area
And storage data field, wherein storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 709 may include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 710 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part by running or execute the software program or module that are stored in memory 709, and calls and is stored in memory
Data in 709 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Processing
Device 710 may include one or more processing units；Preferably, processor 710 can integrate application processor and modulation /demodulation processing
Device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is mainly located
Reason wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 700 can also include the power supply 711 (such as battery) powered to all parts, it is preferred that power supply 711
Can be logically contiguous by power-supply management system and processor 710, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, mobile terminal 700 includes some unshowned function modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of mobile terminal, including processor 710, and memory 709 is stored in
On memory 709 and the computer program that can be run on above-mentioned processor 710, the computer program are executed by processor 710
Each process of the embodiment of the method for the above-mentioned method of supplying power to of Shi Shixian, and identical technique effect can be reached, to avoid repeating, this
In repeat no more.
Based on the hardware configuration of above-mentioned mobile terminal, various embodiments of the present invention are described in detail below.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize each process of the embodiment of the method for above-mentioned method of supplying power to when being executed by processor, and
Identical technique effect can be reached, to avoid repeating, which is not described herein again.Wherein, above-mentioned computer readable storage medium, such as
Read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation
RAM), magnetic disc or CD etc..
In addition, above-mentioned PD hubs include processor, memory and are stored on the memory and can be in the processing
The computer program run on device is realized when the computer program is executed by the processor as above-mentioned hub side executes
The step of method of supplying power to.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements include not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
There is also other identical elements in the process of element, method, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of method of supplying power to, which is characterized in that be applied to power transmission PD hubs, the PD hubs are separately connected power supply
Adapter, Power Supply fittings and at least one mobile terminal, the Power Supply fittings are Bus Powered Device, in the mobile terminal extremely
Include a mobile terminal with quick role switching FRS functions less；The mobile terminal with FRS functions and the PD
The first port of hub connects；
The method includes：
Whether the charging path for detecting the power supply adaptor and the PD hubs disconnects；
If detecting, the charging path disconnects, and is sent out to the mobile terminal with FRS functions by the first port
Send the handshake message for carrying FRS requests；
When receive support FRS shake hands feedback when, state conversion is carried out to the first port of feedback of shaking hands described in reception so that
The mobile terminal for connecting the first port is powered by the PD hubs for the Power Supply fittings.
2. method of supplying power to according to claim 1, which is characterized in that in the detection power supply adaptor and the PD
Before whether the charging path of hub disconnects, the method further includes：
From at least one mobile terminal, the mobile terminal with FRS functions is determined.
3. method of supplying power to according to claim 1, which is characterized in that in the detection power supply adaptor and the PD
Before whether the charging path of hub disconnects, the method further includes：
Predetermined level is loaded at least one data transmission pin of the power supply adaptor；
Whether the charging path of the detection power supply adaptor and the PD hubs disconnects, including：
Whether the level value for detecting the predetermined level loaded on the data transmission pin drops to given threshold；
When the level value of the predetermined level drops to the given threshold, judge that the charging path disconnects.
4. method of supplying power to according to claim 1, which is characterized in that it is provided with energy-storage module in the PD hubs,
After whether the charging path of the detection power supply adaptor and the PD hubs disconnects, the method further includes：
If detecting, the charging path disconnects, and controls the energy-storage module and powers for the Power Supply fittings.
5. a kind of method of supplying power to, which is characterized in that be applied to the mobile terminal with FRS functions, the mobile terminal connects PD
The first port of hub, the PD hubs connect Power Supply fittings, and the Power Supply fittings is Bus Powered Device；
The method includes：
Receive the handshake message for carrying FRS requests that the PD hubs are sent；
The feedback of shaking hands for supporting FRS is sent to the PD hubs by the first port, and by power supply status from receiving end
Feeder ear is converted to, to power for the Power Supply fittings by the PD hubs.
6. a kind of for electric installation, which is characterized in that be deployed in PD hubs, the PD hubs be separately connected power supply adaptor,
Power Supply fittings and at least one mobile terminal, the Power Supply fittings are Bus Powered Device, are included at least in the mobile terminal
One mobile terminal with FRS functions；The first port of the mobile terminal with FRS functions and the PD hubs connects
It connects；
Described device includes：
Whether charging path detection module, the charging path for detecting the power supply adaptor and the PD hubs disconnect；
Handshake message sending module, if for detecting that the charging path disconnects, by the first port to the tool
There is the mobile terminal of FRS functions to send the handshake message for carrying FRS requests；
First state conversion module, for when receive support FRS shake hands feedback when, to the first of feedback of shaking hands described in reception
Port carries out state conversion, so that it is the Power Supply fittings to connect the mobile terminal of the first port by the PD hubs
Power supply.
7. according to claim 6 for electric installation, which is characterized in that described before the charging path detection module
Device further includes：
Terminal deciding module, for from least one mobile terminal, determining the mobile terminal with FRS functions.
8. according to claim 6 for electric installation, which is characterized in that described before the charging path detection module
Device further includes：
Level load-on module, for loading predetermined level at least one data transmission pin of the power supply adaptor；
The charging path detection module includes：
Whether threshold test submodule, the level value for detecting the predetermined level loaded on the data transmission pin drop to
Given threshold；
Determination module, for when the level value of the predetermined level drops to the given threshold, judging the charging path
It disconnects.
9. according to claim 6 for electric installation, which is characterized in that it is provided with energy-storage module in the PD hubs,
After the charging path detection module, described device further includes：
Power control module, if for detecting that the charging path disconnects, it is the Power Supply fittings to control the energy-storage module
Power supply.
10. a kind of for electric installation, which is characterized in that be deployed in the mobile terminal with FRS functions, the mobile terminal connects PD
The first port of hub, the PD hubs connect Power Supply fittings, and the Power Supply fittings is Bus Powered Device；
Described device includes：
Handshake message receiving module, the handshake message for carrying FRS requests sent for receiving the PD hubs；
Second state conversion module, for the feedback of shaking hands for supporting FRS to be sent to the PD hubs by the first port,
Power supply status is converted into feeder ear from receiving end, to power for the Power Supply fittings by the PD hubs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456354.5A CN108777627B (en) | 2018-05-14 | 2018-05-14 | Power supply method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456354.5A CN108777627B (en) | 2018-05-14 | 2018-05-14 | Power supply method and device |
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| Publication Number | Publication Date |
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| CN108777627A true CN108777627A (en) | 2018-11-09 |
| CN108777627B CN108777627B (en) | 2021-06-25 |
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| CN201810456354.5A Active CN108777627B (en) | 2018-05-14 | 2018-05-14 | Power supply method and device |
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| CN108777627B (en) | 2021-06-25 |
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