CN103427856A - Power consumption control method of GPS receiver - Google Patents
Power consumption control method of GPS receiver Download PDFInfo
- Publication number
- CN103427856A CN103427856A CN2012101594135A CN201210159413A CN103427856A CN 103427856 A CN103427856 A CN 103427856A CN 2012101594135 A CN2012101594135 A CN 2012101594135A CN 201210159413 A CN201210159413 A CN 201210159413A CN 103427856 A CN103427856 A CN 103427856A
- Authority
- CN
- China
- Prior art keywords
- power consumption
- module
- consumption control
- processing unit
- control signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The embodiment of the invention provides a power consumption control method of a GPS receiver and a power consumption control device. The receiver comprises a base band module, a radio frequency module and a master control module. The power consumption control method comprises the following steps that the base band module receives state conversion signals sent by the master control module; the base band module closes a base band processing unit inside the base band module and generates a first power consumption control signal; the base band module controls a timing device inside the base band module to be reset and start timing and sends the first power consumption control signal to the radio frequency module; the base band module sends a second power consumption control signal to the radio frequency module; the base band module starts the base band processing unit inside the base band module. Through the power consumption control method of the GPS receiver, the base band processing unit inside the base band module and a radio frequency processing unit inside the radio frequency module both start and stop intermittently, and therefore the power consumption of the GPS receiver is further lowered.
Description
Technical field
The present invention relates to communication technical field, be specifically related to a kind of power consumption control method of GPS receiver.
Background technology
The GPS receiver generally forms (its structural representation as shown in Figure 1) by radio-frequency module 101, baseband module 102, main control module 103 and other peripheral modules.Radio-frequency module 101 antenna reception to gps signal through amplification and being downconverted into as intermediate-freuqncy signal, finally by the digital medium-frequency signal of crossing modulus (A/D) and be converted into discrete time; Baseband module 102 is processed the digital medium-frequency signal of radio-frequency module 101 outputs, and realization being caught and following the tracks of gps signal, finally obtains longitude and latitude and the speed data of receiver; Main control module 103 is generally microprocessor, controls each module (comprising radio-frequency module 101 and baseband module 102 etc.) collaborative work in whole receiver.Above-mentioned three cores that module is the GPS receiver, other peripheral modules are had nothing in common with each other according to the different purposes of GPS receiver, for example display module, communication module etc.
The intensity of GPS receiver use procedure Satellite signal constantly changes, and enough can make in all sorts of ways in strong scene at some satellite-signal and reduce the power consumption of GPS receiver.The principle of common reduction power consumption is to make the GPS receiver in the intermittently used state, by reducing the operating time, reduces power consumption.For reducing the power consumption of GPS receiver, can make (more than several seconds) opening and closing repeatedly of GPS receiver most of the time according to external condition, the GPS receiver is only in open period work.But, make the shut-in time of GPS receiver in this way longer, need recapture while reopening and follow the tracks of all satellites, and catch and follow the tracks of adjustment, generally need 1-2 just can complete second, the GPS receiver shut-in time more in short-term, reduce the DeGrain of power consumption; In order to improve in the GPS receiver shut-in time effect of power-dissipation-reduced more in short-term, can improve the Processing Algorithm of baseband module 102, the processing unit of baseband module 102 be take the short period (the hundreds of millisecond is following) opening and closing repeatedly as interval.Because the shut-in time is shorter, can omit recapture and follow the tracks of the process of adjusting by certain algorithm, GPS receives the locator datas such as the very fast output longitude and latitude as usual of function and speed, approaches very much the state of normal operation.But, this method only makes the processing unit opening and closing repeatedly of baseband module 102, the processing unit of other modules can not interval opening and closing repeatedly as the processing unit of radio-frequency module 101 and main control module 103, so, the power consumption of baseband module in the GPS receiver can only be reduced, the power consumption of receiver integral body can't be further reduced; This causes the effect that reduces power consumption unsatisfactory.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of power consumption control method and power consumption control apparatus that can further reduce GPS receiver power consumption.
For achieving the above object, one embodiment of the present of invention provide a kind of power consumption control method of GPS receiver, and described receiver comprises baseband module, radio-frequency module and main control module, and described power consumption control method comprises:
Described baseband module receives the state switching signal that described main control module sends, and wherein said state switching signal is for driving described baseband module to be switched to low power consumpting state from normal condition;
Described baseband module is closed its inner baseband processing unit, and produces the first power consumption control signal;
Described baseband module is controlled its inner time set zero clearing and is started timing, and sends the first power consumption control signal to described radio-frequency module, and wherein said the first power consumption control signal is closed its inner RF processing unit for controlling described radio-frequency module;
After the actual value of described time set reaches the first predetermined value, described baseband module produces the second power consumption control signal, and sending described the second power consumption control signal to described radio-frequency module, wherein said the second power consumption control signal is opened its inner RF processing unit for controlling described radio-frequency module;
Described baseband module is opened its inner baseband processing unit.
Preferably, after described baseband module produces the first power consumption control signal, and, before controlling its inner time set zero clearing and starting timing, described method also comprises:
Described baseband module sends the first power consumption control signal to described main control module, and described the first power consumption control signal is also closed its inner master control processing unit for controlling described main control module;
Described baseband module also comprises after producing described the second power consumption control signal:
Described baseband module sends the second power consumption control signal to described main control module, and described the second power consumption control signal is also opened its inner master control processing unit for controlling described main control module.
Preferably, described time set is counter, and described the first predetermined value is the first umber of pulse, and the time that wherein individual pulse experiences is a unit interval, and the value of described counter is the umber of pulse that counter calculates.
Preferably, described baseband module also comprises before closing its inner baseband processing unit:
Whether the clocking value that judges described time set is not less than the second preset value, if, carry out described step of closing its inner baseband processing unit, wherein said baseband module is controlled described time set and start timing after described baseband module is received described state switching signal.
Preferably, described baseband module also comprises before opening its inner baseband processing unit:
Whether the clocking value that judges described time set is not less than the 3rd preset value, if so, carries out the step of its inner baseband processing unit of described unlatching.
Correspondingly, the embodiment of the present invention also provides a kind of power consumption control apparatus of GPS receiver, and described receiver comprises baseband module, radio-frequency module and main control module, and described power consumption control apparatus is arranged in described baseband module, and described power consumption control apparatus comprises:
The first receiving element, the state switching signal sent for receiving described main control module, wherein said state switching signal is for driving described baseband module to be switched to low power consumpting state from normal condition;
Closing unit, for closing its inner baseband processing unit;
The first signal generation unit, for generation of the first power consumption control signal;
The first control unit, after at described first signal generation unit, producing the first power consumption control signal, control its inner time set zero clearing and start timing;
The first transmitting element, for after described the first control unit is controlled described time set zero clearing and started timing, to described radio-frequency module, sending the first power consumption control signal, wherein said the first power consumption control signal is closed its inner RF processing unit for controlling described radio-frequency module;
The secondary signal generation unit, after reaching the first predetermined value for the actual value when described time set, produce the second power consumption control signal;
The second transmitting element, for send described the second power consumption control signal to described radio-frequency module, wherein said the second power consumption control signal is opened its inner RF processing unit for controlling described radio-frequency module;
Open unit, for opening its inner baseband processing unit.
Preferably, described power consumption control apparatus also comprises:
The 3rd transmitting element, for send the first power consumption control signal to described main control module, described the first power consumption control signal is also closed its inner master control processing unit for controlling described main control module;
The 4th transmitting element, for send the second power consumption control signal to described main control module, described the second power consumption control signal is also opened its inner master control processing unit for controlling described main control module.
Preferably, described time set is counter, and described the first predetermined value is the first umber of pulse, and the time that wherein individual pulse experiences is a unit interval, and the value of described counter is the umber of pulse that counter calculates.
Preferably, described power consumption control apparatus also comprises:
The second control unit starts timing for controlling described time set after described baseband module receives described state switching signal;
The first judging unit, for after controlling described time set at described the second control unit and starting timing, judge whether the clocking value of described time set is not less than the second preset value.
Preferably, described power consumption control apparatus also comprises:
Whether the second judging unit, be not less than the 3rd preset value for the clocking value that judges described time set.
Power consumption control method and the power consumption control apparatus of the GPS receiver provided according to the embodiment of the present invention, control baseband processing unit in intermittent opening and closing baseband module and the RF processing unit in radio-frequency module by baseband module, open baseband processing unit in baseband module and the RF processing unit in radio-frequency module in working order the time, baseband processing unit close baseband module when resting state in and the RF processing unit in radio-frequency module, thus the power consumption of baseband module and radio-frequency module reduced.With the method for the intermittent opening and closing of the baseband processing unit that can only make baseband module in prior art, compare, the power consumption control method of the GPS receiver that the embodiment of the present invention provides makes baseband processing unit and the equal intermittent opening and closing of the RF processing unit in radio-frequency module in baseband module, thereby can further reduce the power consumption of GPS receiver.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of GPS receiver in prior art;
Fig. 2 is the flow chart of power consumption control method of the GPS receiver of the embodiment of the present invention;
Fig. 3 is the flow chart of power consumption control method of the GPS receiver of the embodiment of the present invention one;
Fig. 4 is the structural representation of power consumption control apparatus of the GPS receiver of the embodiment of the present invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
For further reducing the power consumption of GPS receiver, the embodiment of the present invention provides a kind of power consumption control method of GPS receiver, wherein, this GPS receiver comprises that baseband module 102, radio-frequency module 101 and main control module 103(are as shown in Figure 1), wherein baseband module 102 inside are provided with time set.Fig. 2 shows the flow chart of this power consumption control method, and this power consumption control method comprises the following steps:
Step S201: baseband module 102 receives the state switching signal that main control module 103 sends; Wherein, this state switching signal is used for driving baseband module 102 to be switched to low power consumpting state from normal condition,
It should be noted that, under normal condition, baseband module 102, radio-frequency module 101 homogeneous direct-opens, not intermittently opening and closing.
Step S202: baseband module 102 is closed its inner baseband processing unit, and produces the first power consumption control signal; Particularly, the baseband processing unit here can be to catch and tracking cell, and the first power consumption control signal can be high level signal or low level signal.Baseband module 102 is closed and is caught the power consumption that can reduce baseband module 102 with tracking cell, thereby reduces the power consumption of receiver integral body.
Step S203: baseband module 102 is controlled its inner time set zero clearing and starts timing, and send the first power consumption control signal to radio-frequency module 101, wherein the first power consumption control signal can be closed its inner RF processing unit for controlling radio-frequency module 101.
Step S204: radio-frequency module 101 is closed its inner RF processing unit after receiving the first power consumption control signal of baseband module 102 transmissions.
Radio-frequency module 101 is closed its inner RF processing unit after receiving the first power consumption control signal that baseband module 102 sends, and can reduce the power consumption of radio-frequency module 101, thereby reduce the overall power of receiver.
Step S205: baseband module 102 judges whether the clocking value of the time set that it is inner reaches the first preset value, if so, and execution step S206.
Wherein, the first preset value can be certain occurrence that the user arranges, and the RF processing unit that this first preset value can be radio-frequency module 101 is from being closed to the time of opening required experience.
Step S206: baseband module 102 produces the second power consumption control signal;
Step S207: baseband module 102 sends the second power consumption control signal to radio-frequency module 101, and wherein the second power consumption control signal is opened its inner RF processing unit for controlling radio-frequency module 101.
The clocking value of time set reaches the first preset value, shows that the shut-in time of the RF processing unit of radio-frequency module 101 inside finishes, and needs to open the RF processing unit of radio-frequency module 101 inside.
Particularly, the second power consumption control signal can be the signal contrary with the first power consumption control signal level, and when the first power consumption control signal is high level signal, the second power consumption control signal can be low level signal; When the first power consumption control signal is low level signal, the second power consumption control signal can be high level signal.
Step S208: radio-frequency module 101 is opened its inner RF processing unit after receiving the second power consumption control signal of baseband module 102 transmissions.
It should be noted that, radio-frequency module 101 is closed and is opened in the process of RF processing unit, some other unit of radio-frequency module 101 inside (as the unit that receives the first power consumption control signal and the second power consumption control signal and for output with the clock of road clock etc.) always in running order, can not carry out the switching of opening and closing state.
Step S209: baseband module 102 is opened its inner baseband processing unit.
It should be noted that, baseband module 102 is closed in the process of baseband processing unit, the inner some other unit of baseband module 102 (such as the unit that produces and send the first power consumption control signal and the second power consumption control signal and time set etc.) is always in running order, can not carry out the switching of opening and closing state.
Baseband processing unit in baseband module 102 forwards opening to from closed condition, is worked, as signal capture and tracking etc.At low power consumpting state, the GPS receiver can intermittent repeated execution of steps S201 ~ step S209, that is, baseband module 102 and constantly opening and closing of radio-frequency module 101, can reduce the overall power of GPS receiver like this.
Under low power consumpting state, all intermittently opening and closing of baseband module 102 and radio-frequency module 101.
The power consumption control method of the GPS receiver that the embodiment of the present invention provides, control baseband processing unit in intermittent opening and closing baseband module and the RF processing unit in radio-frequency module by baseband module, open baseband processing unit in baseband module and the RF processing unit in radio-frequency module in working order the time, baseband processing unit close baseband module when resting state in and the RF processing unit in radio-frequency module, thus the power consumption of baseband module and radio-frequency module reduced.With the method for the intermittent opening and closing of the baseband processing unit that can only make baseband module in prior art, compare, the power consumption control method of the GPS receiver that the embodiment of the present invention provides makes baseband processing unit and the equal intermittent opening and closing of the RF processing unit in radio-frequency module in baseband module, thereby can further reduce the power consumption of GPS receiver.
It should be noted that, the power consumption control method of the GPS receiver in the embodiment of the present invention can have multiple specific implementation, the following examples are elaborated to some specific implementations wherein, but the power consumption control method of GPS receiver of the present invention is not limited to several modes that following embodiment mentions.Following embodiment is only for explaining the present invention; be not limited to the technical scheme of the embodiment of the present invention, allly can realize that on the basis of embodiment of the present invention technical scheme thinking the identical or similar technical scheme of the object of the invention is all in protection scope of the present invention.
Embodiment mono-
The embodiment of the present invention one provides a kind of power consumption control method of GPS receiver, and wherein this GPS receiver comprises baseband module 102, radio-frequency module 101 and main control module 103, and Fig. 3 shows the flow chart of this power consumption control method, and the method comprises the following steps:
Step S301: baseband module 102 receives the state switching signal that main control module 103 sends; Wherein, this state switching signal is used for driving baseband module 102 to be switched to low power consumpting state from normal condition,
Tradition GPS receiver is from the antenna reception gps signal, 101 pairs of gps signals of radio-frequency module are processed, output is with road clock and digital medium-frequency signal, baseband module 102 receives and processes radio-frequency module 101 output De Sui road clock and digital medium-frequency signals, and output locating information (being mainly longitude and latitude and speed) is to main control module 103.
Step S302: baseband module 102 judges whether the clocking value of the time set that it is inner is not less than the second preset value, after the state switching signal that wherein time set sends at baseband module 102 reception main control modules 103, starts timing.
Particularly, this second preset value can be the value that the user sets, for identifying after baseband module 102 receives the state switching signal when close its inner baseband processing unit, in addition, time set can adopt timing mode as millisecond, second, (being the lasting time of the gps signal) record that grades, also can adopt counting as 1,2 etc. (being the form of the pulse that comprises in gps signal) record.
Step S303: baseband module 102 is closed its inner baseband processing unit, and produces the first power consumption control signal.
The step of particularly, closing inner baseband processing unit is carried out after can being equal to or greater than the second preset value in the count value of time set; The baseband processing unit here can be to catch and tracking cell, can also comprise other unit; The first power consumption control signal can be high level signal or low level signal.Baseband module 102 is closed and is caught the power consumption that can reduce baseband module 102 with tracking cell, thereby reduces the power consumption of GPS receiver integral body.
It should be noted that, baseband module 102 is closed in the process of baseband processing unit, the inner some other unit of baseband module 102 (such as the unit that produces and send the first power consumption control signal and the second power consumption control signal and time set etc.) is always in running order, can not close.
Step S304: baseband module 102 is controlled its inner time set zero clearing and starts timing, and send the first power consumption control signal to radio-frequency module 101, wherein the first power consumption control signal can be closed its inner RF processing unit for controlling radio-frequency module 101.
Particularly, step S304 can also comprise: baseband module 102 sends the first power consumption control signal to main control module 103, and the first power consumption control signal can also be closed its inner master control processing unit for controlling main control module 103.That is, baseband module 102 can send the first power consumption control signal to radio-frequency module 101 and/or main control module 103 simultaneously, for controlling radio-frequency module 101 and/or main control module 103, closes its inner RF processing unit and/or master control processing unit.
In addition, before step S304, can also comprise the following steps:
Baseband module 102 judges whether the clocking value of time set is not less than the 4th preset value, and if so, baseband module 102 sends the first power consumption control signal to radio-frequency module 101.Wherein the 4th preset value can be the value that the user sets, and for after identifying baseband module 102 and closing its inner baseband processing unit, when to radio-frequency module 101, sends the first power consumption control signals.That is, baseband module 102, after closing its inner baseband processing unit, just sends the first power consumption control signal to radio-frequency module 101 every certain hour.
Step S305: radio-frequency module 101 is closed its inner RF processing unit after receiving the first power consumption control signal of baseband module 102 transmissions.
Particularly, step S305 can also comprise: main control module 103 is closed its inner master control processing unit after receiving the first power consumption control signal that baseband module 102 sends.
Radio-frequency module 101 and/or main control module 103 are closed its inner RF processing unit and/or master control processing unit after receiving the first power consumption control signal that baseband module 102 sends, can reduce the power consumption of radio-frequency module 101 and/or main control module 103, thereby reduce the overall power of receiver.
Step S306: baseband module 102 judges whether the clocking value of time set reaches the first preset value, if so, and execution step S307.
Wherein, the first preset value can be certain occurrence that the user arranges, and the RF processing unit that this first preset value can be radio-frequency module 101 is from being closed to the time of opening required experience.In addition, time set in the embodiment of the present invention can be counter, realize clocking capability by the number of calculating umber of pulse in signal, the time of wherein can the regulation individual pulse experiencing is a unit interval, and the value of counter is the umber of pulse that counter calculates.
Step S307: baseband module 102 sends the second power consumption control signal to radio-frequency module 101, and wherein the second power consumption control signal is opened its inner RF processing unit for controlling radio-frequency module 101.
Particularly, step S307 can also comprise:
Baseband module 102 can also send the second power consumption control signal to main control module 103, and wherein the second power consumption control signal can also be opened its inner master control processing unit for controlling main control module 103.
The clocking value of time set reaches the first preset value, the shut-in time that shows the master control processing unit of the RF processing unit of radio-frequency module 101 inside and/or main control module 103 inside finishes, and needs to open the RF processing unit of radio-frequency module 101 inside and/or the master control processing unit of main control module 103 inside.
Particularly, the second power consumption control signal can be the signal contrary with the first power consumption control signal level, and when the first power consumption control signal is high level signal, the second power consumption control signal can be low level signal; When the first power consumption control signal is low level signal, the second power consumption control signal can be high level signal.
Step S308: radio-frequency module 101 is opened its inner RF processing unit after receiving the second power consumption control signal that baseband module 102 sends.
Particularly, step S308 can also comprise: main control module 103 is opened its inner master control processing unit after receiving the second power consumption control signal that baseband module 102 sends.
Step S309: baseband module 102 judges whether the clocking value of time set is not less than the 3rd preset value, if so, and execution step S310.
Step S310: baseband module 102 is opened its inner baseband processing unit.
In view of needing the regular hour, radio-frequency module 101 just can enter steady-working state, so baseband module 102 is opened after radio-frequency module 101 is opened, can guarantee after baseband module 102 is opened to receive the correct gps signal of stablizing of radio-frequency module 101 receptions.
Baseband processing unit in baseband module 102 forwards opening to from closed condition, is worked, as signal capture and tracking etc.
It should be noted that, baseband module 102 is closed and is opened in the process of baseband processing unit, the inner some other unit of baseband module 102 (such as the unit that produces and send the first power consumption control signal and the second power consumption control signal and time set etc.) is always in running order, the state switching that can not be closed and open; Simultaneously, radio-frequency module 101 is closed and is opened in the process of RF processing unit, some other unit of radio-frequency module 101 inside (as the unit that receives the first power consumption control signal and the second power consumption control signal and for output with the clock of road clock etc.) always in running order, can not carry out the switching of opening and closing state; In addition, main control module 103 is closed and is opened in the process of master control processing unit, some other unit of main control module 103 (as unit of receiving the first power consumption control signal and the second power consumption control signal etc.) is always in running order, can not carry out the switching of opening and closing state.
The GPS receiver ceaselessly performs step S301 ~ S310 at low power consumpting state, thus make baseband module 102 and radio-frequency module 101 constantly intermittence reciprocally work, can reduce the power consumption of GPS receiver.
It should be noted that, under normal condition, baseband module 102, radio-frequency module 101 and main control module 103 homogeneous direct-opens, not intermittently opening and closing; And under low power consumpting state, all intermittently opening and closing of baseband module 102, radio-frequency module 101 and main control module 103, thus the overall power of GPS receiver can be reduced.
For the technical scheme that makes the embodiment of the present invention is clearer, below with an instantiation, the technical scheme to the embodiment of the present invention is described in detail.
At this, to suppose, baseband module 102 is when low power consumpting state, and its baseband processing unit (as catching and tracking cell) is opened 100 milliseconds and is then closed 100 milliseconds, and so intermittence is carried out repeatedly; The frequency that the speed of setting the digital medium-frequency signal of radio-frequency module 101 is 16.368Hz ，Ze Sui road clock is 16.368Hz, after the processing unit of supposing RF processing unit, master control processing unit and other peripheral modules is opened 1 millisecond, can enter steady-working state; In addition, setting the first power consumption control signal is low level signal, and the second power consumption control signal is high level signal; In addition, time set adopts counter here, adopts the mode of recording impulse number to calculate the lasting time of signal.
Suppose, baseband module 102 is when normal condition, its inner power consumption control is partly ignored the clocking value result of its inner time set, the power consumption control signal keeps high level always, radio-frequency module 101 and main control module 103 receive the power consumption control signal of the high level of baseband module 102 transmissions, RF processing unit and master control processing unit are always in opening, and the processing unit of master control simultaneously can be controlled the processing unit of other peripheral modules in normal condition.
Baseband module 102 can be switched to low power consumpting state (step is 1.-7.) by normal condition after receiving the state switching signal of main control module 103 transmissions:
1. after baseband module 102 receives the state switching signal of main control module 103 transmissions, control counter zero clearing the timing of starting from scratch;
2. reach preset value A(the second preset value when the value of counter)=pulse number of 100 milliseconds, 1636800(16.368Hz clock, other preset values in like manner can be regarded as) time, baseband module 102 is closed and is caught and tracking cell (baseband processing unit), counter is held open, and restarts counting after zero clearing;
3. baseband module 102 sends low level power consumption control signal (the first power consumption control signal) to radio-frequency module 101 and main control module 103;
4. after radio-frequency module 101 receives low level power consumption control signal, close its inner RF processing unit, keep clock to open to export with the road clock; Main control module 103(is as CPU) receive low level power consumption control signal after, can reduce self operating frequency to the low-power consumption mode value, close the data communication interface of itself and baseband module 102;
5. the value of the counter of baseband module 102 arrives preset value B(the first preset value)=1620432(is that RF processing unit and master control processing unit are closed 99 milliseconds) time, baseband module 102 sends the power consumption control signal (the second power consumption control signal) of high level to radio-frequency module 101 and main control module 103;
6., after radio-frequency module 101 receives the power consumption control signal of high level, open its inner RF processing unit; After main control module 103 receives the power consumption control signal of high level, improve self operating frequency to the normal mode of operation value, open the data communication interface of itself and baseband module 102.In 1 millisecond, radio frequency processing chip, main control module 103 and other peripheral modules can be in steady-working states.
7. the value of the counter of baseband module 102 reaches preset value C(the 3rd preset value)=1636800(closes 100 milliseconds) time, baseband module 102 is opened catching and tracking section of its inside; So far, the one-period of closing and opening of the master control processing unit of the RF processing unit of baseband module 102 its inner baseband processing units of control, radio-frequency module 101 inside and main control module 103 inside completes.
1.-7. the GPS receiver ceaselessly performs step step at low power consumpting state, thereby baseband module 102 and radio-frequency module 101 are constantly reciprocally worked at interval, can reduce the power consumption of GPS receiver.
In addition, the embodiment of the present invention also provides a kind of power consumption control apparatus of GPS receiver, this GPS receiver comprises baseband module 102, radio-frequency module 101 and main control module 103, wherein, this power consumption control apparatus is arranged in baseband module 102, Fig. 4 shows the structural representation of this power consumption control apparatus, and this power consumption control apparatus 400 can comprise:
The first receiving element 401, the state switching signal sent for receiving main control module 103, wherein this state switching signal is for driving baseband module 102 to be switched to low power consumpting state from normal condition;
Closing unit 402, for closing the baseband processing unit of baseband module 102 inside;
First signal generation unit 403, for generation of the first power consumption control signal;
The first control unit 404, after at first signal generation unit 403, producing the first power consumption control signal, control the time set zero clearing of baseband module 102 inside and start timing;
The first transmitting element 405, after at the first control unit 404, controlling the time set zero clearing and start timing, send the first power consumption control signal to radio-frequency module 102, wherein the first power consumption control signal is closed its inner RF processing unit for controlling radio-frequency module 101;
Secondary signal generation unit 406, after reaching the first predetermined value for the actual value when time set, produce the second power consumption control signal;
The second transmitting element 407, for to radio-frequency module 102, sending the second power consumption control signal, wherein the second power consumption control signal is opened its inner RF processing unit for controlling radio-frequency module 101;
In addition, power consumption control apparatus 400 can also comprise:
The 3rd transmitting element, for to main control module 103, sending the first power consumption control signal, the first power consumption control signal can also be closed its inner master control processing unit for controlling main control module 103;
The 4th transmitting element, for to main control module 103, sending the second power consumption control signal, the second power consumption control signal can also be opened its inner master control processing unit for controlling main control module 103.
In the power consumption control apparatus 400 of the GPS receiver that the embodiment of the present invention provides, time set can be counter, described the first predetermined value is the first umber of pulse, and the time that wherein individual pulse experiences is a unit interval, and the value of counter is the umber of pulse that counter calculates.
In addition, power consumption control apparatus 400 can also comprise:
The second control unit starts timing for controlling time set after baseband module 102 accepting state switching signals;
The first judging unit, after at the second control unit control time set, starting timing, judge whether the clocking value of time set is not less than the second preset value;
Whether the second judging unit, be not less than the 3rd preset value for the clocking value that judges time set.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the power consumption control method of a GPS receiver, described receiver comprises baseband module, radio-frequency module and main control module, it is characterized in that, described power consumption control method comprises:
Described baseband module receives the state switching signal that described main control module sends, and wherein said state switching signal is for driving described baseband module to be switched to low power consumpting state from normal condition;
Described baseband module is closed its inner baseband processing unit, and produces the first power consumption control signal;
Described baseband module is controlled its inner time set zero clearing and is started timing, and sends the first power consumption control signal to described radio-frequency module, and wherein said the first power consumption control signal is closed its inner RF processing unit for controlling described radio-frequency module;
After the actual value of described time set reaches the first predetermined value, described baseband module produces the second power consumption control signal, and sending described the second power consumption control signal to described radio-frequency module, wherein said the second power consumption control signal is opened its inner RF processing unit for controlling described radio-frequency module;
Described baseband module is opened its inner baseband processing unit.
2. power consumption control method according to claim 1, is characterized in that, after described baseband module produces the first power consumption control signal, and, before controlling its inner time set zero clearing and starting timing, described method also comprises:
Described baseband module sends the first power consumption control signal to described main control module, and described the first power consumption control signal is also closed its inner master control processing unit for controlling described main control module;
Described baseband module also comprises after producing described the second power consumption control signal:
Described baseband module sends the second power consumption control signal to described main control module, and described the second power consumption control signal is also opened its inner master control processing unit for controlling described main control module.
3. power consumption control method according to claim 1 and 2, it is characterized in that, described time set is counter, and described the first predetermined value is the first umber of pulse, the time that wherein individual pulse experiences is a unit interval, and the value of described counter is the umber of pulse that counter calculates.
4. power consumption control method according to claim 1 and 2, is characterized in that, described baseband module also comprises before closing its inner baseband processing unit:
Whether the clocking value that judges described time set is not less than the second preset value, if, carry out described step of closing its inner baseband processing unit, wherein said baseband module is controlled described time set and start timing after described baseband module is received described state switching signal.
5. power consumption control method according to claim 1 and 2, is characterized in that, described baseband module also comprises before opening its inner baseband processing unit:
Whether the clocking value that judges described time set is not less than the 3rd preset value, if so, carries out the step of its inner baseband processing unit of described unlatching.
6. the power consumption control apparatus of a GPS receiver, described receiver comprises baseband module, radio-frequency module and main control module, it is characterized in that, and described power consumption control apparatus is arranged in described baseband module, and described power consumption control apparatus comprises:
The first receiving element, the state switching signal sent for receiving described main control module, wherein said state switching signal is for driving described baseband module to be switched to low power consumpting state from normal condition;
Closing unit, for closing its inner baseband processing unit;
The first signal generation unit, for generation of the first power consumption control signal;
The first control unit, after at described first signal generation unit, producing the first power consumption control signal, control its inner time set zero clearing and start timing;
The first transmitting element, for after described the first control unit is controlled described time set zero clearing and started timing, to described radio-frequency module, sending the first power consumption control signal, wherein said the first power consumption control signal is closed its inner RF processing unit for controlling described radio-frequency module;
The secondary signal generation unit, after reaching the first predetermined value for the actual value when described time set, produce the second power consumption control signal;
The second transmitting element, for send the second power consumption control signal to described radio-frequency module, wherein said the second power consumption control signal is opened its inner RF processing unit for controlling described radio-frequency module;
Open unit, for opening its inner baseband processing unit.
7. power consumption control apparatus according to claim 1, is characterized in that, described power consumption control apparatus also comprises:
The 3rd transmitting element, for send the first power consumption control signal to described main control module, described the first power consumption control signal is also closed its inner master control processing unit for controlling described main control module;
The 4th transmitting element, for send the second power consumption control signal to described main control module, described the second power consumption control signal is also opened its inner master control processing unit for controlling described main control module.
8. according to the described power consumption control apparatus of claim 6 or 7, it is characterized in that, described time set is counter, and described the first predetermined value is the first umber of pulse, the time that wherein individual pulse experiences is a unit interval, and the value of described counter is the umber of pulse that counter calculates.
9. according to the described power consumption control apparatus of claim 6 or 7, it is characterized in that, described power consumption control apparatus also comprises:
The second control unit starts timing for controlling described time set after described baseband module receives described state switching signal;
The first judging unit, for after controlling described time set at described the second control unit and starting timing, judge whether the clocking value of described time set is not less than the second preset value.
10. according to the described power consumption control apparatus of claim 6 or 7, it is characterized in that, described power consumption control apparatus also comprises:
Whether the second judging unit, be not less than the 3rd preset value for the clocking value that judges described time set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101594135A CN103427856A (en) | 2012-05-21 | 2012-05-21 | Power consumption control method of GPS receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101594135A CN103427856A (en) | 2012-05-21 | 2012-05-21 | Power consumption control method of GPS receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103427856A true CN103427856A (en) | 2013-12-04 |
Family
ID=49652105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101594135A Pending CN103427856A (en) | 2012-05-21 | 2012-05-21 | Power consumption control method of GPS receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103427856A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925921A (en) * | 2014-04-25 | 2014-07-16 | 上海斐讯数据通信技术有限公司 | Assistant locating device and method based on electronic compass and pedometer |
| CN105137457A (en) * | 2015-08-07 | 2015-12-09 | 北京利和顺达电子有限公司 | Power consumption management method and system for Beidou navigation positioning terminal |
| CN105676242A (en) * | 2016-04-14 | 2016-06-15 | 和芯星通科技(北京)有限公司 | Satellite navigation device and low-power-consumption processing method thereof |
| CN106358273A (en) * | 2016-08-11 | 2017-01-25 | 矽力杰半导体技术(杭州)有限公司 | Low-power-consumption communication device |
| CN109496275A (en) * | 2017-12-18 | 2019-03-19 | 深圳市大疆创新科技有限公司 | The control method and moveable platform of moveable platform |
| CN110456386A (en) * | 2019-09-04 | 2019-11-15 | 睦星科技(北京)有限公司 | Positioning device and method, electronic equipment and server |
| CN112319498A (en) * | 2020-10-12 | 2021-02-05 | 武汉蓝星科技股份有限公司 | Method and system for reducing power consumption of electronic equipment based on GPS |
| CN114531189A (en) * | 2021-12-31 | 2022-05-24 | 摩比天线技术（深圳）有限公司 | Energy-saving method of mobile phone signal amplifier and mobile phone signal amplifier |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005011160A2 (en) * | 2003-07-30 | 2005-02-03 | Sirf Technology, Inc. | Control of power compsumption in satellite positioning systems |
| CN101308204A (en) * | 2008-05-30 | 2008-11-19 | 北京航空航天大学 | Multisystem satellite navigation correlator |
| CN101883446A (en) * | 2010-06-28 | 2010-11-10 | 华为终端有限公司 | Wireless internet equipment, secure digital (SD) control chip and data communication method |
-
2012
- 2012-05-21 CN CN2012101594135A patent/CN103427856A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005011160A2 (en) * | 2003-07-30 | 2005-02-03 | Sirf Technology, Inc. | Control of power compsumption in satellite positioning systems |
| CN101308204A (en) * | 2008-05-30 | 2008-11-19 | 北京航空航天大学 | Multisystem satellite navigation correlator |
| CN101883446A (en) * | 2010-06-28 | 2010-11-10 | 华为终端有限公司 | Wireless internet equipment, secure digital (SD) control chip and data communication method |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925921A (en) * | 2014-04-25 | 2014-07-16 | 上海斐讯数据通信技术有限公司 | Assistant locating device and method based on electronic compass and pedometer |
| CN105137457A (en) * | 2015-08-07 | 2015-12-09 | 北京利和顺达电子有限公司 | Power consumption management method and system for Beidou navigation positioning terminal |
| CN105676242A (en) * | 2016-04-14 | 2016-06-15 | 和芯星通科技(北京)有限公司 | Satellite navigation device and low-power-consumption processing method thereof |
| CN105676242B (en) * | 2016-04-14 | 2019-06-11 | 和芯星通科技(北京)有限公司 | A kind of Satellite Navigation Set and its low-power consumption treatment method |
| CN106358273A (en) * | 2016-08-11 | 2017-01-25 | 矽力杰半导体技术(杭州)有限公司 | Low-power-consumption communication device |
| CN109496275A (en) * | 2017-12-18 | 2019-03-19 | 深圳市大疆创新科技有限公司 | The control method and moveable platform of moveable platform |
| WO2019119221A1 (en) * | 2017-12-18 | 2019-06-27 | 深圳市大疆创新科技有限公司 | Method for controlling movable platform and movable platform |
| CN110456386A (en) * | 2019-09-04 | 2019-11-15 | 睦星科技(北京)有限公司 | Positioning device and method, electronic equipment and server |
| CN112319498A (en) * | 2020-10-12 | 2021-02-05 | 武汉蓝星科技股份有限公司 | Method and system for reducing power consumption of electronic equipment based on GPS |
| CN114531189A (en) * | 2021-12-31 | 2022-05-24 | 摩比天线技术（深圳）有限公司 | Energy-saving method of mobile phone signal amplifier and mobile phone signal amplifier |
| CN114531189B (en) * | 2021-12-31 | 2023-11-21 | 摩比天线技术（深圳）有限公司 | Energy-saving method of mobile phone signal amplifier and mobile phone signal amplifier |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103427856A (en) | Power consumption control method of GPS receiver | |
| US8843181B2 (en) | Sensor uses in communication systems | |
| CA2606364A1 (en) | Automatic adjustment of bubble up rate | |
| WO2005002111A3 (en) | Diversity control in wireless communications devices and methods | |
| US8953718B2 (en) | Energy-saving receiver assembly for the wireless reception of data | |
| CN109597110A (en) | Trans-regional equipment localization method, system, device and medium | |
| CN112929953A (en) | Efficient Internet of things terminal task scheduling method | |
| CN102938925A (en) | Energy consumption control method and device and mobile terminal device | |
| CN105827806A (en) | Alarm clock control method, mobile terminal and wearable device | |
| CN105722179A (en) | Wireless energy transmission method for maximizing information throughput of cooperative relay system | |
| CN104730919A (en) | Beidou satellite timing system and method | |
| WO2009038075A1 (en) | User device, base station device, and method used in mobile communication system | |
| CN103021202B (en) | Method for realizing standby with low power consumption of automatic identification terminal equipment of ship | |
| CN108429582A (en) | A kind of information sends, reception device and its maintaining method, system | |
| CN105872246A (en) | Anti-addiction method, anti-addiction device and terminal | |
| CN108089213B (en) | Low-power-consumption control method for Beidou satellite communication positioning device | |
| CN103476096A (en) | Active radio frequency tag communication method and active radio frequency tag | |
| CN102768620B (en) | Transmission method and transmission device for display data | |
| Li et al. | Implementation of GSM SMS remote control system based on FPGA | |
| CN102945618B (en) | Method for working of automatic identification terminal device of ship under severe global positioning system (GPS) location environment | |
| CN105571668A (en) | Spread spectrum wireless remote transmitting gas meter and working method thereof | |
| CN205104022U (en) | Wearable domestic appliance remote control unit | |
| KR20150111708A (en) | Location tracking apparatus and method of mobile object | |
| CN103854461A (en) | Communication device and communication method of wireless gas meter | |
| CN103854000A (en) | Active radio frequency tag communication method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20131204 |