CN202617360U - Novel wireless fidelity (WiFi) intelligent terminal with low power consumption - Google Patents
Novel wireless fidelity (WiFi) intelligent terminal with low power consumption Download PDFInfo
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- CN202617360U CN202617360U CN2012202766793U CN201220276679U CN202617360U CN 202617360 U CN202617360 U CN 202617360U CN 2012202766793 U CN2012202766793 U CN 2012202766793U CN 201220276679 U CN201220276679 U CN 201220276679U CN 202617360 U CN202617360 U CN 202617360U
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- intelligent terminal
- wifi
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- 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
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Abstract
The utility model provides a novel wireless fidelity (WiFi) intelligent terminal with low power consumption. The novel WiFi intelligent terminal comprises a microprocessor, a power module, a storage module, a sensor and a WiFi communication module, wherein the microprocessor is connected with the power module, the storage module, the sensor and the WiFi communication module; the power module comprises an LP3972 power management chip. By the novel WiFi intelligent terminal, the output of power voltage can be controlled dynamically; switching of the WiFi module in three states, namely operation state, dormancy state and turnoff state, can be controlled; and when the modules are not used, the novel WiFi intelligent terminal is in a power-saving state, so that power consumption is reduced, power-on time of a battery is prolonged, and durability of handheld equipment is improved.
Description
[technical field]
The utility model relates to data acquisition and transmission technique field, particularly a kind of novel low-power consumption WiFi intelligent terminal.
[background technology]
Power management is meant the different assemblies of system that power supply is effectively distributed to, and promptly is responsible for the power supply of complete machine and supplies with and the power supply management scheduling for realizing that the low-power consumption purpose is implemented, and power management is most important for the mobile unit that relies on battery supply.Power management module mainly is responsible for the module of different electrical power demand divided to be equipped with satisfying different load requests, for the work of each module in the whole system provides stable voltage source.
Handheld device belongs to the embedded system category, is special-purpose computer system, is generally used for specific field, considers that from the application scenario mainly consider low-power consumption, volume is little, aspects such as integrated level height.Along with people's improves constantly what Embedded Handhold Terminal functions of the equipments level required, and the power consumption of handheld terminal is also constantly increasing.How to design stable performance, power-supply management system low in energy consumption and become one of difficult point of embedded handhold equipment exploitation.The WiFi handheld device is in traditional handheld device, to increase the WiFi module, transmit through the WiFi network, thereby the collection that realizes data with communicate by letter.The WiFi handheld device is because will constantly search for network; Power consumption is very big; Traditional static power source management method can not satisfy this kind equipment to the power management requirement, so effective power management is significant for prolonging the WiFi handheld device operating time.
[utility model content]
The purpose of the utility model is to provide a kind of novel low-power consumption WiFi intelligent terminal, to solve the big problem of WiFi handheld device power consumption.
To achieve these goals, the utility model adopts following technical scheme:
A kind of novel low-power consumption WiFi intelligent terminal comprises microprocessor, power module, memory module, transducer and WiFi communication module; Said microprocessor connects said power module, memory module, transducer and WiFi communication module.
The utility model further improves and is: said novel low-power consumption WiFi intelligent terminal also comprises one or more in keyboard, LCD liquid crystal display screen and the TFT touch-screen that connects microprocessor.
The utility model further improves and is: said transducer comprises audio sensor and camera.
The utility model further improves and is: said processor is the PXA3xx series processors of Marvell company.
The utility model further improves and is: power module comprises power management chip, and this power management chip is that model is the power management chip of LP3972.
With respect to prior art, the advantage of a kind of novel low-power consumption WiFi hand-held device of the utility model is: through the utility model device, can control the output of supply voltage dynamically; Control WiFi module is in work, dormancy and close switching under three kinds of states; When not using module, make it be in electricity-saving state, thereby reduce power consumption; Prolong battery-powered time, increase the durability of handheld device.
[description of drawings]
Fig. 1 is the structured flowchart of the utility model low-power consumption WiFi intelligent terminal.
Fig. 2 is that the power management chip system power supply of the utility model low-power consumption WiFi intelligent terminal distributes block diagram.
[embodiment]
See also shown in Figure 1ly, a kind of novel low-power consumption WiFi intelligent terminal of the utility model comprises microprocessor 1, power module 2, Man Machine Interface module 3, memory module 4, transducer 5 and WiFi communication module 6.
The power module 2 that links to each other with microprocessor 1 becomes the required various voltages of inner each module to external power source conversion.The Man Machine Interface module 3 that links to each other with microprocessor 1 comprises keyboard, LCD liquid crystal display screen and TFT touch-screen etc., control of chief leading cadre's machine interactive real time and liquid crystal display.The memory module 4 that links to each other with microprocessor 1 is responsible for the access of data and information.The transducer 5 that links to each other with microprocessor 1 comprises that audio sensor is first-class with shooting, mainly is used for audio frequency acquiring signal, digital picture and video.The WiFi communication module 6 that links to each other with microprocessor 1, main reception and the transmission wireless data be responsible for.
Microprocessor 1 is selected from the PXA3xx series processors of Marvell company; It is to be directed against mobile communication and personal digital assistant (PDA) specially and a series of embedded chips of design; The scalable power management techniques of Marvell company can guarantee low-power consumption and advanced power management capabilities simultaneously.
The LDO chip LP3972 that the power management chip of power module 2 selects National Semiconductor company to produce, it is a kind of programmable power supply managing chip (PMU).
The power management chip power supply that is illustrated in figure 2 as power module 2 distributes block diagram.In order to realize high efficiency power distribution; Need the cell design various power voltage to the different electrical power demand, and need to supply power separately to different module, electric power system is very complicated; In order to reduce the power supply complexity of system, need integrate to different power modules.The supply module of microprocessor 1 comprises: totally 20 supply modules such as VCC_APPS, VCC_CARD etc., and voltage comprises 1.4V, 1.8V, 3.3V etc.Here adopt the LP3972 chip that these 20 power supply units are merged; Have 9 power supply unit modules after the merging; Comprising 3 DC_DC; Be respectively VCC_APP, VCC_3.3V and VCC_MEM_1.8V, the big power supply capacity of their supply current is strong, for CPU core and require the strong chip power supply of power supply capacity; 6 LDO; Be respectively VCC_SRAM_1.4V, VCC_DF_3.3V, VCC_CARD_3.3V, VCC_MVT_1.8V, VCC_RTC_3.3V and VCC_USB_3.3V; They are the programmable voltage output interface; Can export desired voltage through programming according to the power reguirements of external chip, can satisfy the power demands of system fully.
Microprocessor 1 detects the state of WiFi communication module 6; Dynamically control the power supply of LDO to WiFi communication module 6, service voltage 3.3V during operating state, service voltage 1.8V during resting state through programming; Do not supply power during closed condition; Control WiFi communication module 6 is in work, dormancy and close switching under three kinds of states, when not using module, makes it be in electricity-saving state.
The above is merely a kind of execution mode of the utility model; It or not whole or unique execution mode; The conversion of any equivalence that those of ordinary skills take the utility model technical scheme through reading the utility model specification, the claim that is the utility model contains.
Claims (5)
1. a novel low-power consumption WiFi intelligent terminal is characterized in that, comprises microprocessor, power module, memory module, transducer and WiFi communication module; Said microprocessor connects said power module, memory module, transducer and WiFi communication module.
2. a kind of novel low-power consumption WiFi intelligent terminal according to claim 1 is characterized in that, said novel low-power consumption WiFi intelligent terminal also comprises one or more in keyboard, LCD liquid crystal display screen and the TFT touch-screen that connects microprocessor.
3. a kind of novel low-power consumption WiFi intelligent terminal according to claim 1 is characterized in that said transducer comprises audio sensor and camera.
4. a kind of novel low-power consumption WiFi intelligent terminal according to claim 1 is characterized in that said processor is the PXA3xx series processors of Marvell company.
5. a kind of novel low-power consumption WiFi intelligent terminal according to claim 1 is characterized in that power module comprises power management chip, and this power management chip is that model is the power management chip of LP3972.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202766793U CN202617360U (en) | 2012-06-13 | 2012-06-13 | Novel wireless fidelity (WiFi) intelligent terminal with low power consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202766793U CN202617360U (en) | 2012-06-13 | 2012-06-13 | Novel wireless fidelity (WiFi) intelligent terminal with low power consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202617360U true CN202617360U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202766793U Expired - Fee Related CN202617360U (en) | 2012-06-13 | 2012-06-13 | Novel wireless fidelity (WiFi) intelligent terminal with low power consumption |
Country Status (1)
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| CN (1) | CN202617360U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103513592A (en) * | 2013-09-29 | 2014-01-15 | 深圳前海君浩银通科技发展有限公司 | Energy self-adaptation terminal system and energy self-adaptation method of terminal system |
| CN106033197A (en) * | 2015-03-16 | 2016-10-19 | 佛山市顺德区美的电热电器制造有限公司 | Energy saving method used for cooking utensil and energy saving system |
-
2012
- 2012-06-13 CN CN2012202766793U patent/CN202617360U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103513592A (en) * | 2013-09-29 | 2014-01-15 | 深圳前海君浩银通科技发展有限公司 | Energy self-adaptation terminal system and energy self-adaptation method of terminal system |
| CN106033197A (en) * | 2015-03-16 | 2016-10-19 | 佛山市顺德区美的电热电器制造有限公司 | Energy saving method used for cooking utensil and energy saving system |
| CN106033197B (en) * | 2015-03-16 | 2019-07-09 | 佛山市顺德区美的电热电器制造有限公司 | Power-economizing method and energy conserving system for cooking apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20130613 |