CN103092307A - Method for achieving power management through stratified data communication protocol - Google Patents
Method for achieving power management through stratified data communication protocol Download PDFInfo
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- CN103092307A CN103092307A CN2011103487294A CN201110348729A CN103092307A CN 103092307 A CN103092307 A CN 103092307A CN 2011103487294 A CN2011103487294 A CN 2011103487294A CN 201110348729 A CN201110348729 A CN 201110348729A CN 103092307 A CN103092307 A CN 103092307A
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Abstract
The invention provides a method for achieving power management through a stratified data communication protocol. The method is applied to a plurality of wireless terminals which comprise at least one first wireless terminal and at least one second wireless terminal. The first wireless terminal at least comprises a display unit and a first data transmit-receive unit, the second wireless terminal at least comprises a processing unit and a second data transmit-receive unit, and wireless data communication is carried out between the first wireless terminal and the second wireless terminal through the first data transmit-receive unit and the second data transmit-receive unit. The method is characterized in that the stratified data communication protocol comprises a real-time hardware layer data communication protocol, an equipment management layer data communication protocol and a system state layer data communication protocol. The wireless terminals support a plurality of communication protocols, are applicable to power management of unit modules, equipment and business application in various types and with different consumptions, can adopt corresponding communication protocols to control the consumption in different time scales and timely manage power supply of a power source.
Description
Technical field
The present invention relates to the computer electric power management technology, refer to especially a kind of method that realizes power management by individual-layer data communication protocol.
Background technology
Split computer comprises main frame, keyboard and a panel (Panel) as wireless display terminal, adopts wireless mode communication between each parts; Wireless display terminal has camera (Camera), sensor (Sensor) and coding (Codec) etc., and keyboard is mainly Wireless Keyboard, realizes the functions such as input and touch pad; Main frame is supported the x86 system; Panel does not have operating system, and all parts all needs to rely on main frame in protocol level.Can't determine the state of all unit modules of Panel due to Panel itself, main frame can't be learnt from Panel and cause the various states of Panel implementing effective power management.
In prior art, the state variation of Panel, such as change request of duty change, display resolution, clock frequency etc., need to inform main frame by certain mode, main frame need be made corresponding adjustment to adapt to the demand of Panel, for example, Panel be in for a long time the Idle pattern and close backlight in, determined temporarily not send displaying contents or data to Panel by main frame; Existing power management techniques is only to as WIFI, WHDI, and the power supply of the wireless modules such as Wireless HDMI manages.
There is following defective in prior art: can't in the real-time level and smooth switching that realizes between different mode of operations between Panel and main frame, can't in time manage by main frame the power supply of Panel.
Summary of the invention
The embodiment of the present invention provides a kind of method that realizes power management by individual-layer data communication protocol, solve in prior art, for Split computer and other similar electronic equipments, can't in the real-time level and smooth switching that realizes between different mode of operations between Panel and main frame, can't in time manage by main frame the defective of the power supply of Panel.
For this reason, the embodiment of the present invention provides a kind of method that realizes power management by individual-layer data communication protocol, is applied between a plurality of wireless terminals, and described a plurality of wireless terminals comprise at least one first wireless terminal and at least one second wireless terminal; Described the first wireless terminal comprises a display unit and the first data transmit-receive unit at least; Described the second wireless terminal comprises a processing unit and the second data transmit-receive unit at least; Carry out wireless data communications by the first data transmit-receive unit and the second data transmit-receive unit between described the first wireless terminal and the second wireless terminal; Described individual-layer data communication protocol comprises real-time hardware layer data communication protocol, equipment control layer data communication protocol and system state layer data communication protocol.
In described method, when the data transmission level equipment in wireless terminal is carried out power management, adopt described real-time hardware layer data communication protocol; When the system-level device in wireless terminal is carried out power management, adopt described equipment control layer data communication protocol; When the service application of wireless terminal is carried out power management, adopt described system state layer data communication protocol.
In described method, the first priority of described real-time hardware layer data communication protocol is greater than the second priority of described equipment control layer data communication protocol; The second priority of described equipment control layer data communication protocol is greater than the 3rd priority of described system state layer data communication protocol.
In described method, described data transmission level equipment is radio frequency unit or the Base Band Unit of described wireless terminal.
In described method, described system-level device is audio decoding apparatus, video decoding apparatus, sensor or the touch-screen of described wireless terminal.
In described method, described service application to wireless terminal is carried out power management and is referred to that described wireless terminal enters different application models.
In described method, described when the data transmission level equipment in wireless terminal is carried out power management, adopt described real-time hardware layer data communication protocol to comprise the steps: that described the first wireless terminal adopts the first transmission mode and the second wireless terminal to communicate; Described the first wireless terminal detects one first trigger event; Load a pattern switching command on the marker frames that described Base Band Unit is determined; Adopt described real-time hardware layer data communication protocol to send to described the 2nd RF unit by a described RF unit described marker frames, the 2nd RF unit switches to one second transmission mode and a described RF unit communication.
In described method, when the system-level device in wireless terminal is carried out power management, adopt described equipment control layer data communication protocol, comprise the steps: after described the first wireless terminal and described the second wireless terminal communicate with described the second transmission mode; With current power supply status, stand-by period and handshake mechanism state, send to described the second wireless terminal by described equipment control layer data communication protocol, reception is from the configuration information of described the second wireless terminal, according to the various states of described configuration information described the first wireless terminal of configuration under described the second transmission mode.
In described method, when the service application of wireless terminal is carried out power management, adopt described system state layer data communication protocol, comprise the steps: after described the first wireless terminal and described the second wireless terminal communicate with described the second transmission mode; Find application model corresponding to described the second transmission mode, described application model is sent to described the second wireless terminal by described system state layer data communication protocol; Reception realizes taking over seamlessly of current application program from the application model instruction of described the second wireless terminal according to described application model instruction.
In described method, described Base Band Unit has the base band clock, and described base band clock supports that the frame length of each frame is 16ms, comprises a downgoing time section and a up time period; Described downgoing time section occupies at least 95% of a described frame length, and the described up time period occupies 5% of a described frame length at the most.
In described method, before described the first trigger event occurs in up time period in present frame, notify described the second wireless terminal within the up time period of present frame; In described the first trigger event occurs in up time period in present frame, notify described the second wireless terminal within the described up time period of the next frame of present frame.
In described method, it is one-period that a predetermined number frame is set, and each cycle comprises 4 frames; In first frame in described cycle, keep described downgoing time section and up time period, in all the other frames in described cycle, only keep the described up time period; Perhaps, in first frame in described cycle, keep described downgoing time section and up time period, in all the other frames in described cycle, do not keep described downgoing time section and up time period.
In described method, described the first wireless terminal adopts the first transmission mode and the second wireless terminal to communicate; When described the second wireless terminal detects one second trigger event, and the 3rd transmission mode corresponding to described the second trigger event is when being different from described the first transmission mode; Load a pattern switching command on the marker frames that the Base Band Unit of described the second wireless terminal is determined; Adopt described real-time hardware layer data communication protocol to send to a described RF unit by described the 2nd RF unit described marker frames, communicate by letter with described the 3rd transmission mode between the 2nd RF unit and a described RF unit.
The beneficial effect of the embodiment of the present invention is: the protocol infrastructure that proposes a kind of managing electrical power, the first wireless terminal and the second wireless terminal are supported various communications protocols, power management to unit module, equipment and the service application of dissimilar and power consumption in two wireless terminals is all applicable, can adopt corresponding communication protocol on different time scales, power consumption to be controlled, the power supply of real-time managing electrical power.
Description of drawings
Fig. 1 represents to realize between a plurality of wireless terminals the method structural representation of power management;
Fig. 2 represents to adopt different agreement wireless terminal to be carried out the structural representation of power management;
Fig. 3 represents the schematic diagram of distinct device support different agreement in wireless terminal;
Fig. 4 represents the frame structure schematic diagram;
Fig. 5 represents the structural representation of Base Band Unit in wireless terminal;
Fig. 6 represents the schematic diagram of transmission frame;
Fig. 7 represents the specifically schematic diagram of the Panel of computing machine of the first wireless terminal;
Fig. 8 represents the specifically schematic diagram of the main frame of computing machine of the second wireless terminal.
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The invention provides from real-time Transmission management, equipment control and three aspects of system state management the technology that the power supply of wireless terminal is managed.For this reason, the embodiment of the present invention provides a kind of method that realizes power management by individual-layer data communication protocol, as shown in Figure 1, is applied between a plurality of wireless terminals;
Described a plurality of wireless terminal comprises at least one first wireless terminal and at least one second wireless terminal; Described the first wireless terminal comprises a display unit and the first data transmit-receive unit at least; Described the second wireless terminal comprises a processing unit and the second data transmit-receive unit at least; Carry out wireless data communications by the first data transmit-receive unit and the second data transmit-receive unit between described the first wireless terminal and the second wireless terminal; Method comprises:
Described individual-layer data communication protocol comprises: real-time hardware layer data communication protocol, equipment control layer data communication protocol and system state layer data communication protocol.
The technical scheme that provides is provided, a kind of protocol infrastructure of managing electrical power is proposed, the first wireless terminal and the second wireless terminal are supported various communications protocols, power management to unit module, equipment and the service application of dissimilar and power consumption in two wireless terminals is all applicable, can adopt corresponding communication protocol on different time scales, power consumption to be controlled, the power supply of real-time managing electrical power.
Wireless terminal in embodiment is understood to include the first wireless terminal, the second wireless terminal, and other and the first wireless terminal and the different wireless terminal of the second wireless terminal.
Unit module in wireless terminal comprises: data transmission level equipment, system-level device and service application.Wherein, the normally non-physical service logic of service application, corresponding different application model.
In a preferred embodiment, as shown in Figure 2, when the data transmission level equipment in wireless terminal is carried out power management, adopt described real-time hardware layer data communication protocol;
When the system-level device in wireless terminal is carried out power management, adopt described equipment control layer data communication protocol;
When the service application of wireless terminal is carried out power management, adopt described system state layer data communication protocol; Comprise: wireless terminal is carried out power management when the service application of pre-treatment, and the power consumption that service control is used is in suitable level, switches to the application model of correspondence according to the different conditions of service application.
In a preferred embodiment, the first priority of described real-time hardware layer data communication protocol is greater than the second priority of described equipment control layer data communication protocol; The second priority of described equipment control layer data communication protocol is greater than the 3rd priority of described system state layer data communication protocol.
The hardware layer data communication protocol, be the underlying protocol of computing machine in real time, processes hardware state and the various configuration parameter of wireless terminal, comprising: process interface, base band clock between Base Band Unit and radio frequency unit (RF IC), the dynamic refresh internal memory.The power consumption sum of said units module has accounted for approximately 40% of the first wireless terminal total power consumption.The time scale of hardware layer data communication protocol less than 16ms, is supported to realize in real time: the repetitiousness rate of change (toggle rate) of the unidirectional configuration of interframe, marker frames, setting MAC layer stand-by period (latency), setting radio frequency unit etc.
Equipment control layer data communication protocol, support unit module in a wireless terminal in power management states, enter and withdraw from signal exchange (Entry/Exit handshake) mechanism, set on the function such as stand-by period and communicate between other wireless terminals; The equal support equipment administration and supervision authorities of the equipment data communication protocols such as camera (Camera), audio/video decoding device (Codec), sensor (Sensor), touch-screen (Touch).For real-time property and the different unit module of response time requirement, the embodiment of equipment control layer data communication protocol has larger difference.
System state layer data communication protocol, do not need to support good real-time, support realizes the smooth and seamless switching (Smooth Transittion) between each application model and state, comprise: the different application model that differentiated service is used, and the state of each wireless terminal or subsystem, determine the power consumption of service application, configure the relevant parameter of the wireless terminal at two ends.
In a preferred embodiment, as shown in Figure 3, described data transmission level equipment comprises radio frequency unit or the Base Band Unit of described wireless terminal.
Described system-level device is audio decoding apparatus, video decoding apparatus, sensor or the touch-screen of described wireless terminal.
Described service application to wireless terminal is carried out power management and referred to: described wireless terminal enters different application models; Described application model comprises sleep pattern, idle pulley or documents editing pattern etc., wherein,
1, be in idle condition, corresponding idle pulley;
2, show that the low frame rate image such as desktop or web page browsing changes, corresponding browse mode;
3, document etc. is edited corresponding documents editing pattern;
4, the scene of image browsing, corresponding image model;
5, play the game of high-definition movie or high real-time, corresponding high definition pattern, game mode.
In a preferred embodiment, when the data transmission level equipment in wireless terminal is carried out power management, adopt described real-time hardware layer data communication protocol to comprise the steps:
Step 1, the first wireless terminal adopt the first transmission mode and the second wireless terminal to communicate; The first wireless terminal can be the Panel of computing machine.
Step 2, the first wireless terminal detect one first trigger event;
Step 3 loads a pattern switching command on the determined marker frames of the Base Band Unit of the first wireless terminal;
Step 4 adopts described real-time hardware layer data communication protocol to send to the 2nd RF unit of the second wireless terminal by a described RF unit described marker frames,
Step 5, the 2nd RF unit switches to one second transmission mode and a described RF unit communication.
In a preferred embodiment, when the system-level device in wireless terminal is carried out power management, adopt described equipment control layer data communication protocol, comprise the steps:
Step 1 is after the first wireless terminal and described the second wireless terminal communicate with described the second transmission mode;
Step 2 with current power supply status, stand-by period and handshake mechanism state, sends to described the second wireless terminal by described equipment control layer data communication protocol,
Step 3 receives the configuration information from described the second wireless terminal, according to the various state parameters of described configuration information described the first wireless terminal of configuration under described the second transmission mode.
In a preferred embodiment, when the service application of wireless terminal is carried out power management, adopt described system state layer data communication protocol, comprise the steps:
Step 1 is after the first wireless terminal and described the second wireless terminal communicate with described the second transmission mode;
Step 2 finds the current application model of described the second transmission mode,
Step 3 sends to described the second wireless terminal with described application model by described system state layer data communication protocol;
Step 4 receives the application model instruction from described the second wireless terminal,
Step 5 realizes taking over seamlessly between application model according to described application model instruction.
In a preferred embodiment, Base Band Unit in wireless terminal has the base band clock, as shown in Figure 4, the base band clock supports that the frame length of each frame is 16ms, and a frame comprises a downgoing time section (Downlink Period), free time section (Idle Period) and a up time period (Uplink Period); Downgoing time section correspondence down going channel, and up time period correspondence data feedback channel; The downgoing time section occupies at least 95% of a described frame length, and the up time period occupies 5% of a described frame length at the most.
The downgoing time section supports to realize real-time hardware layer data communication protocol, and main frame adds configuration information at the frame head or the postamble that send frame at every turn, is unidirectional configuration protocol;
Free time section, do not carry out any protocol configuration;
The up time period, support to realize equipment control layer data communication protocol, Panel reports the state of Panel in the up time period of every frame, and the report frequency that the distinct device in Panel is corresponding can be different;
The up time period, support to realize system state layer data communication protocol, Panel reports the state of Panel to main frame after several up time periods.
In a preferred embodiment, before the first trigger event occurs in up time period in present frame, notify described the second wireless terminal within the up time period of present frame;
In described the first trigger event occurs in up time period in present frame, notify described the second wireless terminal within the described up time period of the next frame of present frame.
As shown in Figure 5, the Base Band Unit in wireless terminal comprises: base band clock, mode register, touch interrupt register, configuration register, system status register, connection transmission state register, application register, MCU, GPIO, and RFIC interface; Wherein,
The base band clock, after the interruption that touch event causes is accepted, the base band clock judges whether wireless terminal is in idle pulley after after a while, then configure corresponding mode register and system status register etc., configuration register comprises the parameters of RFIC interface, the gain of front and back gain amplifier and phaselocked loop (PLL) clock according to the current state configuration-system;
Mode register transmits the marker frames of information by demodulation, set this transfer mode, and configure this mode register;
Touch interrupt register, if in Panle, for guaranteeing the limit priority of the interruption that touch event causes, interrupt register is set, a up time period returns to main frame the earliest with the information of touch event;
Configuration register, Base Band Unit will and touch the state that interrupt register configures corresponding module according to previous mode register, system status register;
System status register records the state parameter of wireless terminal or different units module wherein, standby mode, S3 pattern or the S4 pattern supported as battery saving mode, Panel, and the S0 pattern supported of main frame;
Connect the transmission state register, record the parameter of current transfer mode, as bandwidth, passage etc.
Because its requirement of real-time is different, the update time of each register is also different, as, because mode register is relevant to real-time Transmission with configuration register, each interframe can be set to 16ms or lower, interframe repeatedly arranges renewal successively, and system status register interval update time can be 100～200ms.
Therefore, in a preferred embodiment, the described pattern switching command of putting down in writing on marker frames comprises:
Mode register, touch interrupt register, configuration register and be connected numerical value with connection transmission state register; Wherein,
Deposited sign corresponding to different transmission mode in described mode register,
Deposited the priority of touch (Touch) event in described touch interrupt register, normally limit priority;
Deposited the state of different units module in described wireless terminal in described configuration register,
Deposited the parameter of current transfer mode in described connection transmission state register.
In a preferred embodiment, as shown in Figure 6, it is one-period that a predetermined number frame is set, and each cycle comprises 4 frames;
In first frame in described cycle, keep described downgoing time section and up time period, in all the other frames in described cycle, only keep the described up time period;
Perhaps, in first frame in described cycle, keep described downgoing time section and up time period, in all the other frames in described cycle, do not keep described downgoing time section and up time period.
In a preferred embodiment, the first wireless terminal adopts the first transmission mode and the second wireless terminal to communicate;
When described the second wireless terminal detects one second trigger event, and the 3rd transmission mode corresponding to described the second trigger event is when being different from described the first transmission mode;
Load a pattern switching command on the marker frames that the Base Band Unit of described the second wireless terminal is determined;
Adopt described real-time hardware layer data communication protocol to send to a described RF unit by described the 2nd RF unit described marker frames;
Communicate by letter with described the 3rd transmission mode between the 2nd RF unit and a described RF unit.
As shown in Figure 7, the first wireless terminal is the panel of Split computer specifically, comprising:
Panel internal memory, Base Band Unit, a RF unit, MCU, and show output unit; Wherein, show the shown picture signal of pixel in output unit control display screen; MCU processes touch event, and other steering order and state parameter.
As shown in Figure 8, the second wireless terminal is the main frame of Split computer specifically, comprising:
Host memory, Base Band Unit, the 2nd RF unit, MCU, and show input block; Wherein, show that input block control receives from the picture signal after the CPU processing of main frame.
In an application scenarios, between panel and main frame based on real-time hardware layer data communication protocol, equipment control layer data communication protocol and system state layer data communication protocol management power supply, difference according to requirement of real-time, realize successively the power management of different mechanisms at following three phases, comprising:
When the data transmission level equipment in wireless terminal is carried out power management, adopt real-time hardware layer data communication protocol, comprise the steps:
Step 1, current, panel Panel adopts the first transmission mode and main frame to communicate;
Step 2, Panel detects one first trigger event; The first trigger event is touch event.
Step 3, Panel loads a pattern switching command on the marker frames that Base Band Unit is determined;
Step 4, Panel adopts described real-time hardware layer data communication protocol to send to the 2nd RF unit that is positioned at main frame by a described RF unit marker frames,
Step 5, the 2nd RF unit switches to one second transmission mode and a described RF unit communication.
When the system-level device in wireless terminal is carried out power management, adopt equipment control layer data communication protocol, comprise the steps:
Step 6, at this moment, panel Panel and main frame communicate with described the second transmission mode;
Step 7, Panel sends to main frame with current power supply status, stand-by period and handshake mechanism state by described equipment control layer data communication protocol;
Step 8, Panel receives the configuration information from main frame, according to the various states of described configuration information configuration Panel under described the second transmission mode.
When the service application of wireless terminal is carried out power management, adopt described system state layer data communication protocol, comprise the steps:
Step 9, at this moment, Panel and main frame communicate with described the second transmission mode; Panel finds application model corresponding to described the second transmission mode,
Step 10 sends to main frame with described application model by system state layer data communication protocol;
Step 11, Panel receives the application model instruction from main frame,
Step 12, instruction takes over seamlessly the Another Application pattern to Panel according to application model.
In an application scenarios, need to be based on real-time hardware layer data communication protocol, equipment control layer data communication protocol and system state layer data communication protocol management power supply between Panel and main frame; When Host Detection to the second trigger event, the relevant information of the second trigger event is sent to Panel.
The second trigger event is button operation, streaming media playing, game events, fast browsing image and document function event etc., and the various aforesaid operations expectations of the second trigger event switch to following application model:
1, be in idle condition, corresponding idle pulley;
2, show that the low frame rate image such as desktop or web page browsing changes, corresponding browse mode;
3, document etc. is edited corresponding documents editing pattern;
4, the scene of image browsing, corresponding image model;
5, play the game of high-definition movie or high real-time, corresponding high definition pattern, game mode;
Above-mentioned any transmission mode is hereinafter referred to as the 3rd transmission mode.
According to the difference of requirement of real-time, realize successively comprising switching between different mode at following three phases:
Step 1, current, Panel adopts the first transmission mode and main frame to communicate;
Step 2, Host Detection to the second trigger event.
Step 3 loads a pattern switching command on the marker frames that the Base Band Unit of main frame is determined;
Step 4 adopts described real-time hardware layer data communication protocol to send to a RF unit that is positioned at Panel by the 2nd RF unit described marker frames,
Step 5, a RF unit switches to one the 3rd transmission mode and the 2nd RF unit communication.
When the system-level device in wireless terminal is carried out power management, adopt equipment control layer data communication protocol, comprise the steps:
Step 6, at this moment, Panel and main frame communicate with the 3rd transmission mode;
Step 7, Panel sends to main frame with current power supply status, stand-by period and handshake mechanism state by described equipment control layer data communication protocol;
Step 8, Panel receives the configuration information from main frame, according to the various state parameters of described configuration information configuration Panel under the 3rd transmission mode.
When the service application of wireless terminal is carried out power management, adopt described system state layer data communication protocol, comprise the steps:
Step 9, at this moment, Panel and main frame communicate with the 3rd transmission mode.Panel finds application model corresponding to described the 3rd transmission mode,
Step 10 sends to main frame with described application model by system state layer data communication protocol;
Step 11, Panel receives the application model instruction from main frame,
Step 12, instruction takes over seamlessly the Another Application pattern to Panel according to application model.
Use the technical scheme that above-described embodiment provides, as shown in Figure 8, the total power consumption of panel on 1 seconds length is set as W, and the power consumption of Wireless Display sending module has accounted for 80% of Panel total power consumption, i.e. 0.8W; Take 4 frames as one-period as example, only have a frame to be used in one-period, remaining frame or be not used, perhaps only the up time period UL of this frame is used, without loss of generality, set downgoing time section DL and occupy 95% of a frame, UL occupies 5% (higher limit) of a frame, and the display frame rate under the second pattern is 64 frames:
1, only have a frame to be used, only there is up time period UL to be used in remaining 3 frame, under the second pattern, the power consumption of each frame is P=0.8W/64;
Switch under first mode, the power consumption of first frame remains P, and the power consumption of 2-4 frame is P*5%*3,
Power consumption in one second is: 16P+16* (P*5%*3).
The power consumption of saving is: 0.8W-(16P+16* (P*5%*3)).
2, only have a frame to be used, remaining 3 frame is not used, and under the second pattern, the power consumption of each frame is P=0.8W/64;
Switch under first mode, the power consumption of first frame remains P, and the power consumption of 2-4 frame is 0,
Power consumption in one second is: 16P.
The power consumption of saving is: 0.8W-16P.
By calculating as can be known, the technical scheme that has adopted the above embodiment of the present invention to provide, the power consumption that a display frame rate arranged in the first display frame rate and the second display frame rate hour, the power consumption of the first electronic equipment can reduce, and the second powder consumption of electronic equipment can reduce.
The embodiment of the present invention also provides a kind of wireless terminal, if this wireless terminal is specially the first wireless terminal, comprises:
The one RF unit is used for supporting described wireless terminal to be in the first transmission mode;
The first detecting unit, for detection of to one first trigger event, and the second transmission mode corresponding to described the first trigger event notified one first Base Band Unit when being different from described the first transmission mode;
The first Base Band Unit is used for determining a marker frames;
The first mode command unit is used for loading a pattern switching command on described marker frames;
The one RF unit also is used for communicating by letter with the second transmission mode between described the second wireless terminal with the 2nd place, RF unit.
Wireless terminal in embodiment is understood to include the first wireless terminal, the second wireless terminal, and other and the first wireless terminal and the different wireless terminal of the second wireless terminal.
Unit module in wireless terminal comprises: data transmission level equipment, system-level device and service application.Wherein, the normally non-physical service logic of service application, corresponding different application model.
In a preferred embodiment, when the data transmission level equipment in wireless terminal is carried out power management, adopt described real-time hardware layer data communication protocol;
When the system-level device in wireless terminal is carried out power management, adopt described equipment control layer data communication protocol;
When the service application of wireless terminal is carried out power management, adopt described system state layer data communication protocol; Comprise: wireless terminal is carried out power management when the service application of pre-treatment, and the power consumption that service control is used is in suitable level, switches to the application model of correspondence according to the different conditions of service application.
In a preferred embodiment, wireless terminal also comprises:
Mode register is used for depositing sign corresponding to different transmission mode,
Touch interrupt register, be used for depositing the priority of touch event,
Configuration register, for the state of depositing described wireless terminal different units module,
Connect the transmission state register, be used for depositing the parameter of current transfer mode;
Described pattern switching command comprises: described mode register, touch interrupt register, configuration register and be connected numerical value with connection transmission state register.
The above is the preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (13)
1. a method that realizes power management by individual-layer data communication protocol, be applied between a plurality of wireless terminals, and described a plurality of wireless terminals comprise at least one first wireless terminal and at least one second wireless terminal; Described the first wireless terminal comprises a display unit and the first data transmit-receive unit at least; Described the second wireless terminal comprises a processing unit and the second data transmit-receive unit at least; Carry out wireless data communications by the first data transmit-receive unit and the second data transmit-receive unit between described the first wireless terminal and the second wireless terminal; It is characterized in that,
Described individual-layer data communication protocol comprises real-time hardware layer data communication protocol, equipment control layer data communication protocol and system state layer data communication protocol.
2. method according to claim 1, is characterized in that,
When the data transmission level equipment in wireless terminal is carried out power management, adopt described real-time hardware layer data communication protocol;
When the system-level device in wireless terminal is carried out power management, adopt described equipment control layer data communication protocol;
When the service application of wireless terminal is carried out power management, adopt described system state layer data communication protocol.
3. method according to claim 1, is characterized in that, the first priority of described real-time hardware layer data communication protocol is greater than the second priority of described equipment control layer data communication protocol;
The second priority of described equipment control layer data communication protocol is greater than the 3rd priority of described system state layer data communication protocol.
4. method according to claim 2, is characterized in that, described data transmission level equipment is radio frequency unit or the Base Band Unit of described wireless terminal.
5. method according to claim 2, is characterized in that, described system-level device is audio decoding apparatus, video decoding apparatus, sensor or the touch-screen of described wireless terminal.
6. method according to claim 2, is characterized in that, described service application to wireless terminal is carried out power management and referred to that described wireless terminal enters different application models.
7. method according to claim 4, is characterized in that, and is described when the data transmission level equipment in wireless terminal is carried out power management, adopts described real-time hardware layer data communication protocol to comprise the steps:
Described the first wireless terminal adopts the first transmission mode and the second wireless terminal to communicate;
Described the first wireless terminal detects one first trigger event;
Load a pattern switching command on the marker frames that described Base Band Unit is determined;
Adopt described real-time hardware layer data communication protocol to send to described the 2nd RF unit by a described RF unit described marker frames,
The 2nd RF unit switches to one second transmission mode and a described RF unit communication.
8. method according to claim 2, is characterized in that, when the system-level device in wireless terminal is carried out power management, adopts described equipment control layer data communication protocol, comprises the steps:
After described the first wireless terminal and described the second wireless terminal communicate with described the second transmission mode;
With current power supply status, stand-by period and handshake mechanism state, send to described the second wireless terminal by described equipment control layer data communication protocol,
Reception is from the configuration information of described the second wireless terminal, according to the various states of described configuration information described the first wireless terminal of configuration under described the second transmission mode.
9. method according to claim 2, is characterized in that, when the service application of wireless terminal is carried out power management, adopts described system state layer data communication protocol, comprises the steps:
After described the first wireless terminal and described the second wireless terminal communicate with described the second transmission mode;
Find application model corresponding to described the second transmission mode,
Described application model is sent to described the second wireless terminal by described system state layer data communication protocol;
Reception is from the application model instruction of described the second wireless terminal,
Realize taking over seamlessly of current application program according to described application model instruction.
10. method according to claim 4, is characterized in that,
Described Base Band Unit has the base band clock, and described base band clock supports that the frame length of each frame is 16ms, comprises a downgoing time section and a up time period;
Described downgoing time section occupies at least 95% of a described frame length, and the described up time period occupies 5% of a described frame length at the most.
11. method according to claim 10 is characterized in that,
Before described the first trigger event occurs in up time period in present frame, notify described the second wireless terminal within the up time period of present frame;
In described the first trigger event occurs in up time period in present frame, notify described the second wireless terminal within the described up time period of the next frame of present frame.
12. method according to claim 10 is characterized in that,
It is one-period that a predetermined number frame is set, and each cycle comprises 4 frames;
In first frame in described cycle, keep described downgoing time section and up time period, in all the other frames in described cycle, only keep the described up time period;
Perhaps, in first frame in described cycle, keep described downgoing time section and up time period, in all the other frames in described cycle, do not keep described downgoing time section and up time period.
13. method according to claim 4 is characterized in that,
Described the first wireless terminal adopts the first transmission mode and the second wireless terminal to communicate;
When described the second wireless terminal detects one second trigger event, and the 3rd transmission mode corresponding to described the second trigger event is when being different from described the first transmission mode;
Load a pattern switching command on the marker frames that the Base Band Unit of described the second wireless terminal is determined;
Adopt described real-time hardware layer data communication protocol to send to a described RF unit by described the 2nd RF unit described marker frames,
Communicate by letter with described the 3rd transmission mode between the 2nd RF unit and a described RF unit.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050045059A (en) * | 2003-11-10 | 2005-05-17 | 한국전자통신연구원 | Apparatus and method for controlling wireless device of wireless control network |
| CN101689891A (en) * | 2006-10-13 | 2010-03-31 | Lg电子株式会社 | Method for managing the power in the wireless network |
| CN101800814A (en) * | 2009-01-23 | 2010-08-11 | 瑞昱半导体股份有限公司 | Wireless communication device power management method and wireless communication device |
| US7961756B1 (en) * | 2006-11-21 | 2011-06-14 | Picomobile Networks, Inc. | Integrated multimedia system |
-
2011
- 2011-11-07 CN CN201110348729.4A patent/CN103092307B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050045059A (en) * | 2003-11-10 | 2005-05-17 | 한국전자통신연구원 | Apparatus and method for controlling wireless device of wireless control network |
| CN101689891A (en) * | 2006-10-13 | 2010-03-31 | Lg电子株式会社 | Method for managing the power in the wireless network |
| US7961756B1 (en) * | 2006-11-21 | 2011-06-14 | Picomobile Networks, Inc. | Integrated multimedia system |
| CN101800814A (en) * | 2009-01-23 | 2010-08-11 | 瑞昱半导体股份有限公司 | Wireless communication device power management method and wireless communication device |
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