CN1317621C - A memory device and storage method thereof - Google Patents
A memory device and storage method thereof Download PDFInfo
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- CN1317621C CN1317621C CNB031479235A CN03147923A CN1317621C CN 1317621 C CN1317621 C CN 1317621C CN B031479235 A CNB031479235 A CN B031479235A CN 03147923 A CN03147923 A CN 03147923A CN 1317621 C CN1317621 C CN 1317621C
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Abstract
The present invention provides a memory device which comprises a controller, a power management unit with an adapter, a communication unit and a memory unit, wherein the power management unit further comprises a controllable switch module; the controllable switch module is connected with the adapter and the memory unit, and is connected to the controller to be used for causing the memory unit to enter the sleep state and the awake state according to the instructions of the controller. The present invention also provides a storage method, through the switching on and the switching off of the controllable switch module in a controller control storage device in the memory device, the memory unit gets electricity or loses electricity, so that the memory device has the awake state and the sleep state under the condition that the current is constantly switched on, namely that the memory device lies in the awake state when the memory device works, and the memory device lies in the sleep state when the memory device does not work, so that the energy saving effect of the memory device is obvious, and the service life of the memory device is prolonged. In addition, the two states of the memory device are automatically converted, and do not need human intervention.
Description
Technical field
The present invention relates to the computer peripheral technical field, be meant a kind of memory storage and storage means thereof especially with sleep mode.
Background technology
Along with the widespread use of digital technology, more and more data and data comprise multimedia, use digital form to store.In present employed memory storage, magnetic storage and optical storage have that memory space is big, random access, remarkable advantage that price is low, therefore by generally, use widely.All need physical construction with magnetic storage and optical storage as the memory storage of medium and drive its work.In general, in actual applications, most of electric energy of whole memory storage is consumed by mechanical action, and the control circuit relative consumption electric energy of being made up of semiconductor is less.
Figure 1 shows that the structured flowchart of the memory storage of prior art.Memory storage generally is made up of four parts: controller 103, Power Management Unit 101, communication unit 102 and storage unit 104.Wherein, controller 103 is used for managing the work with each unit of coordinate storage device; At least comprise adapter 101a in the Power Management Unit 101, this Power Management Unit 101 receives the alternating current of external ac power source (AC), and gives each unit in the memory storage after adapter 101a conversion; Communication unit 102 is used for memory storage and external unit carries out communication, is the Fabric Interface of memory storage and external data and order; Storage unit 104 is data storage medium and the drives structure in the memory storage, is used to store the data that the external unit transmission comes.
The working method of memory storage mainly contains following three kinds at present:
1, memory storage exists as one in system part, such as hard disk in the computing machine and CD.The shared same power supply of the power supply system of these memory storages and the system at its place, and after memory storage powered on, its every section interior electric energy that is consumed of time was identical.
2, memory storage is as independently system's existence, and only when needs storage work, just artificial energized makes its work.When after hours, understand the people for cutting off the electricity supply, with saves energy.
3, independently system's existence of memory storage conduct, but its power supply is in on-state always, and basic applicable cases is similar to first kind of mode.
More than the common feature of three kinds of working methods be: the power supply centralizedly supply, promptly as long as memory storage powers on, memory storage is identical at the electric energy that each section consumed in the period.
From the above, the main consumption of memory storage routine work electric energy is the driving device structure.In addition, the long-time vacant state operation of memory storage also can exert an influence to the life-span of this device.The physical construction of memory storage reduce to be consumed, be energy savings and prolong the basic of memory storage serviceable life.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of memory storage and storage means thereof with sleep mode, make memory storage under the situation of normal open electricity, realize that power supply is controlled, promptly when memory storage is worked, make it be in wake states, and when memory storage is not worked, make it be in dormant state.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of memory storage, the controller that comprises each cell operation in management and the coordinate storage device, be used for to the power supply of each unit of memory storage and have the Power Management Unit of adapter, be used for the storage unit that memory storage and external unit carry out the communication unit of communication and be used to store data that external unit passes, further comprise the gate-controlled switch module in the Power Management Unit, its connection adaptor and storage unit, and be connected to controller, be used for making memory storage enter dormant state and wake states according to the instruction of controller.
Preferably, described dormant state is the state that cuts off the storage unit power supply, and described wake states is the state that starts the storage unit power supply.
Preferably, described gate-controlled switch module is a relay.
Preferably, described communication unit is the module with 802.11a/b/g function, or has the module of ICP/IP protocol function, or has the module of Bluetooth function.
Preferably, described storage unit is hard disk or hard disk array, or is CD or CD tower.
A kind of storage means, this method may further comprise the steps:
A, make memory storage enter dormant state;
B, judge whether to receive the data transfer signal that external unit is sent, if then make memory storage enter wake states, and after receiving the data that external unit sends, execution in step c is a dormant state otherwise keep memory storage;
C, judge whether this memory storage receives the data transfer signal that external unit is sent in the predefined time, if, repeated execution of steps b then, otherwise make memory storage enter dormant state.
Preferably, described step b further comprises:
B1, judge whether the data transfer signal that external unit is sent, if having, execution in step b2 then, otherwise be left intact;
B2, memory storage is entered receive the data that external unit sent after the wake states, and whether the data of judging external unit send and finish, if then keeping this memory storage is wake states, otherwise, execution in step b2 once more.
Preferably, described step b1 further comprises, after externally equipment is sent data transfer signal, at first the data transfer signal that external unit sent is verified, and judge whether this signal is effective, if effectively, then be ready to signal to the external unit transmission, and continue to carry out subsequent step, otherwise continue the data transfer signal that judges whether that external unit is sent.
Use the present invention, switching by gate-controlled switch module in the controller control store device in the memory storage, make storage unit get electric or dead electricity, and then make memory storage under the situation of normal open electricity, have and revive and the dormancy two states, thereby make its energy-saving effect remarkable, and prolonged the serviceable life of memory storage.And the two states of memory storage is automatic conversion, does not need human intervention.
Description of drawings
Fig. 1 is the structured flowchart of prior art memory storage;
Fig. 2 is for using the structured flowchart with memory storage of dormancy awakening function of the present invention;
Fig. 3 switches figure by wake states to the duty of dormant state conversion for using memory storage of the present invention;
Fig. 4 switches figure by dormant state to the duty of wake states conversion for using memory storage of the present invention;
Fig. 5 is for using the workflow diagram of memory storage of the present invention.
Embodiment
Below in conjunction with drawings and the specific embodiments the present invention is described in further detail again.
Figure 2 shows that and use the structured flowchart with memory storage of dormancy awakening function of the present invention.Memory storage of the present invention is made up of four parts: controller 103, Power Management Unit 101, communication unit 102 and storage unit 104.Wherein, comprise adapter 101a and gate-controlled switch module 101b in the Power Management Unit 101 at least.Power Management Unit 101 receives the alternating current of external ac power source (AC), and after adapter 101a conversion, give communication unit 102, controller 103 with and inner gate-controlled switch module 101b, gate-controlled switch module 101b directly links to each other with storage unit 104.Power Management Unit 101 is storage unit 104 power supplies by gate-controlled switch module 101b, and simultaneously, this gate-controlled switch module 101b is controlled by controller 103.When gate-controlled switch module 101b was on-state, memory storage was in wake states, and when gate-controlled switch module 101b was off-state, memory storage was in dormant state.
When memory storage is in wake states, Power Management Unit 101 all unit power supply, i.e. controller 103, communication unit 102 and storage unit 104 in memory storage; When memory storage was in dormant state, Power Management Unit is controller in memory storage 103 and communication unit 102 power supplies only, interrupt the power supply to storage unit 104.
Above-mentioned communication unit 102 is made up of the module with 802.11a/b/g function, or is made up of the module with ICP/IP protocol function, or is made up of the module with Bluetooth function; Said memory cells 104 is made up of hard disk or hard disk array, or is made up of CD or CD tower; Above-mentioned gate-controlled switch module 101b is a relay.
Figure 3 shows that and use memory storage of the present invention by the duty switching figure of wake states to the dormant state conversion.Memory storage is in wake states, and the controller in the memory storage is not received the order of being transmitted by communication unit that external unit sent in the predefined time, then controller sends the order of interrupt memory location power supply to the gate-controlled switch module of Power Management Unit, the gate-controlled switch module of Power Management Unit stops to power to storage unit after receiving this order.At this moment, memory storage enters dormant state.
Figure 4 shows that and use memory storage of the present invention by the duty switching figure of dormant state to the wake states conversion.Memory storage is in dormant state, when controller receives data transmission request order that the external unit that transmitted by communication unit sends when being wake command, whether effectively should order by controller verification, if it is invalid, then be left intact, if effectively, then controller sends the order that starts the storage unit power supply to Power Management Unit.After Power Management Unit received the order that starts storage unit, beginning was to the storage unit power supply, and memory storage begins to revive.After storage unit energising and running are stable, send storage unit to controller and be ready to (Ready) signal.After controller is received the Ready signal of storage unit, send memory storage Ready signal to external unit by communication unit.At this moment, memory storage has entered wake states, and carries out exchanges data with external unit, and to a period of time that exchanges data finishes, memory storage is in wake states always.
Figure 5 shows that the workflow diagram of using memory storage of the present invention.
The data transfer signal that step 502, the controller of memory storage judge whether to receive the external unit transmission of being transmitted by communication unit is a wake-up signal, if then execution in step 503, otherwise repeated execution of steps 502;
Step 509, memory storage keeps wake states, and judge whether in the predefined time, to receive once more the data transfer signal that the external unit that transmitted by communication unit sends, if, then execution in step 506, otherwise execution in step 501 once more, the power supply of controller interrupt memory location makes memory storage enter dormant state.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1, a kind of memory storage with sleep mode, the controller that comprises each cell operation in management and the coordinate storage device, be used for to the power supply of each unit of memory storage and have the Power Management Unit of adapter, be used for the storage unit that memory storage and external unit carry out the communication unit of communication and be used to store data that external unit passes, it is characterized in that, further comprise the gate-controlled switch module in the Power Management Unit, its connection adaptor and storage unit, and be connected to controller, be used for making memory storage enter dormant state and wake states according to the instruction of controller.
2, device according to claim 1 is characterized in that, described dormant state is the state that cuts off the storage unit power supply, and described wake states is the state that starts the storage unit power supply.
3, device according to claim 1 is characterized in that, described gate-controlled switch module is a relay.
4, device according to claim 1 is characterized in that, described communication unit is the module with 802.11a/b/g function, or has the module of ICP/IP protocol function, or has the module of Bluetooth function.
5, device according to claim 1 is characterized in that, described storage unit is hard disk or hard disk array, or is CD or CD tower.
6, a kind of storage means is characterized in that, this method may further comprise the steps:
A, make memory storage enter dormant state;
B, judge whether to receive the data transfer signal that external unit is sent, if then make memory storage enter wake states, and after receiving the data that external unit sends, execution in step c is a dormant state otherwise keep memory storage;
C, judge whether this memory storage receives the data transfer signal that external unit is sent in the predefined time, if, repeated execution of steps b then, otherwise make memory storage enter dormant state.
7, method according to claim 6 is characterized in that, described step b further comprises:
B1, judge whether the data transfer signal that external unit is sent, if having, execution in step b2 then, otherwise be left intact;
B2, memory storage is entered receive the data that external unit sent after the wake states, and whether the data of judging external unit send and finish, if then keeping this memory storage is wake states, otherwise, execution in step b2 once more.
8, method according to claim 7, it is characterized in that, described step b1 further comprises, after externally equipment is sent data transfer signal, at first the data transfer signal that external unit sent is verified, and judged whether this signal is effective, if effectively, then send and be ready to signal, and continue to carry out subsequent step, otherwise continue the data transfer signal that judges whether that external unit is sent to external unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031479235A CN1317621C (en) | 2003-06-27 | 2003-06-27 | A memory device and storage method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB031479235A CN1317621C (en) | 2003-06-27 | 2003-06-27 | A memory device and storage method thereof |
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| CN1567139A CN1567139A (en) | 2005-01-19 |
| CN1317621C true CN1317621C (en) | 2007-05-23 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4595937B2 (en) * | 2006-12-28 | 2010-12-08 | ソニー株式会社 | Information processing apparatus, information processing method, and program |
| CN101470509B (en) * | 2007-12-27 | 2011-04-27 | 联想(北京)有限公司 | Computer system control method, computer system and notebook computer |
| JP2009258873A (en) | 2008-04-15 | 2009-11-05 | Buffalo Inc | Electronic device and power supply unit |
| CN101655734B (en) * | 2008-08-18 | 2011-12-07 | 华硕电脑股份有限公司 | Computer with power saving state control and control method |
| CN101403945B (en) * | 2008-11-03 | 2010-10-27 | 成都市华为赛门铁克科技有限公司 | Storage system and its energy-saving method |
| CN101510117B (en) * | 2009-03-12 | 2011-05-11 | 成都市华为赛门铁克科技有限公司 | Method, apparatus and storage apparatus for controlling state of storage apparatus |
| TWI612428B (en) * | 2013-08-09 | 2018-01-21 | 新唐科技股份有限公司 | Integrated circuit, electronic device and operation method thereof |
| CN101997963B (en) * | 2009-08-31 | 2012-11-28 | 英华达股份有限公司 | Power supply management method and system of portable communication device |
| CN104572343A (en) * | 2013-10-22 | 2015-04-29 | 佛山市顺德区顺达电脑厂有限公司 | Backup storing device and storing method thereof |
| CN103677213B (en) * | 2013-12-27 | 2017-05-24 | 龙芯中科技术有限公司 | Power supply gating method and device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2357360Y (en) * | 1998-07-08 | 2000-01-05 | 旭丽股份有限公司 | Electricity saving device |
| CN1286462A (en) * | 1999-08-31 | 2001-03-07 | 三星电子株式会社 | Device and method for saving electric energy in display system |
-
2003
- 2003-06-27 CN CNB031479235A patent/CN1317621C/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2357360Y (en) * | 1998-07-08 | 2000-01-05 | 旭丽股份有限公司 | Electricity saving device |
| CN1286462A (en) * | 1999-08-31 | 2001-03-07 | 三星电子株式会社 | Device and method for saving electric energy in display system |
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