CN204316849U - A kind of circuit structure and mobile terminal having photoflash lamp and signal lamp function concurrently - Google Patents
A kind of circuit structure and mobile terminal having photoflash lamp and signal lamp function concurrently Download PDFInfo
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- CN204316849U CN204316849U CN201520054796.9U CN201520054796U CN204316849U CN 204316849 U CN204316849 U CN 204316849U CN 201520054796 U CN201520054796 U CN 201520054796U CN 204316849 U CN204316849 U CN 204316849U
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- power supply
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- supply input
- management chip
- input circuit
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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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
Abstract
The utility model relates to a kind of circuit structure and the mobile terminal that have photoflash lamp and signal lamp function concurrently.Described circuit structure comprises: power management chip, LED and battery, and the input interface of the power supply input circuit in described power management chip connects the negative pole of LED, and the positive pole of described LED connects the positive pole of battery; Wherein, described power supply input circuit is also connected for the controller controlling power supply input circuit operating current size with the external world.The control circui carried by power management chip LED, both increased signal lamp function as photoflash lamp function, simplicity of design simultaneously, and consumption stream is low, when enriching product function, enriches Consumer's Experience, reduced enterprise's design cost.
Description
Technical field
The utility model relates to tally circuit technical field, particularly relates to a kind of circuit structure and the mobile terminal that have photoflash lamp and signal lamp function concurrently.
Background technology
At present, most of mobile terminal, such as mobile phone on the market, its conventional signal lamp employs the combination of breath light chip+LED signal lamp, and program design comparison is complicated, and cost is larger.Also take the photograph the scheme of photoflash lamp as signal lamp after having part mobile phone have employed, but program function is simple, consumption stream is larger.
Conventional scheme is the many component solution using power management chip+photoflash lamp+signal lamp combination, and the design of this solution is complicated, and chip is more, adds making sheet area and hardware cost.
Utility model content
The purpose of this utility model is to propose a kind of circuit structure and mobile terminal having photoflash lamp and signal lamp function concurrently, the control circui carried by power management chip LED, both increased signal lamp function as photoflash lamp function simultaneously, simplicity of design, consumption stream is low, when enriching product function, enriching Consumer's Experience, reducing enterprise's design cost.
For reaching this object, the utility model by the following technical solutions:
Have a circuit structure for photoflash lamp and signal lamp function concurrently, comprising: power management chip, LED and battery, the input interface of the power supply input circuit in described power management chip connects the negative pole of LED, and the positive pole of described LED connects the positive pole of battery;
Wherein, described power supply input circuit is also connected for the controller controlling power supply input circuit operating current size with the external world.
Wherein, the model of described power management chip is MT6323, and described power management chip comprises 4 road power supply input circuits, and described in 4 tunnels, the input interface of power supply input circuit is all connected with the negative pole of LED.
Wherein, the supply current of described power supply input circuit is at 0-48mA.
A kind of mobile terminal, comprise circuit structure described above, also comprise front-facing camera, described LED is arranged near front-facing camera.
Wherein, described mobile terminal is mobile phone.
Beneficial effect:
A kind of circuit structure having photoflash lamp and signal lamp function concurrently described in the utility model, comprise: power management chip, LED and battery, the input interface of the power supply input circuit in described power management chip connects the negative pole of LED, and the positive pole of described LED connects the positive pole of battery; Wherein, described power supply input circuit is also connected for the controller controlling power supply input circuit operating current size with the external world.The control circui carried by power management chip LED, both increased signal lamp function as photoflash lamp function, simplicity of design simultaneously, and consumption stream is low, when enriching product function, enriches Consumer's Experience, reduced enterprise's design cost.When applying this circuit structure, power supply input circuit can be controlled by peripheral control unit and export separately, and the operating current that can control every road power supply input circuit adjusting according to set point.When front-facing camera is taken pictures, open all power supply input circuit signals, electric current reaches maximum rating, makes photoflash lamp have enough brightness; When as signal lamp, as cell phone incoming call, mobile phone have missed call or mobile phone to have unread short messages, can mobile phone be made to have signal lamp function by the size of current of power supply input circuit and various state can be presented.
Accompanying drawing explanation
Fig. 1 is a kind of schematic diagram framework having the circuit structure of photoflash lamp and signal lamp function concurrently of the utility model embodiment.
Fig. 2 is a kind of circuit diagram having the circuit structure of photoflash lamp and signal lamp function concurrently of the utility model embodiment.
Fig. 3 is the position placement block diagram of the LED in Fig. 1.
In figure:
1-LED lamp; 2-front-facing camera.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
Fig. 1 is a kind of schematic diagram framework having the circuit structure of photoflash lamp and signal lamp function concurrently of the utility model embodiment.Fig. 2 is a kind of circuit diagram having the circuit structure of photoflash lamp and signal lamp function concurrently of the utility model embodiment.As shown in Figure 1, 2, a kind of circuit structure having photoflash lamp and signal lamp function concurrently described in the utility model, comprise: power management chip, LED 1 and battery, the input interface of the power supply input circuit in described power management chip connects the negative pole of LED 1, and the positive pole of described LED 1 connects the positive pole of battery;
Wherein, described power supply input circuit is also connected for the controller controlling power supply input circuit operating current size with the external world.
The circuit design carried by power management chip goes out this circuit structure, controls a LED, both increased signal lamp function as photoflash lamp function simultaneously by power management chip, simplicity of design, consumption stream is low, when enriching product function, enrich Consumer's Experience, reduce enterprise's design cost.When applying this circuit structure, power supply input circuit can be controlled by peripheral control unit and export separately, and the operating current that can control every road power supply input circuit adjusting according to set point.When front-facing camera 2 is taken pictures, open all power supply input circuit signals, electric current reaches maximum rating, makes photoflash lamp have enough brightness; When as signal lamp, as cell phone incoming call, mobile phone have missed call or mobile phone to have unread short messages, can mobile phone be made to have signal lamp function by the size of current of power supply input circuit and various state can be presented.
The model of described power management chip is MT6323, and described power management chip comprises 4 road power supply input circuits, and described in 4 tunnels, the input interface of power supply input circuit is all connected with the negative pole of LED 1.In fig 2,4 road power supply input circuits represent with Isink0, Isink1, Isink2, Isink3 respectively, and the interface identifier of described Isink0, Isink1, Isink2, Isink3 is respectively E9, C9, E10, C10.
The supply current of described power supply input circuit is at 0-48mA.
Peripheral control unit can control every road power supply input circuit and adjust according to 4mA single order.When front-facing camera 2 is taken pictures, all opened by four-way power supply input circuit signal, and electric current reaches maximum rating, total current reaches 192mA, makes photoflash lamp have enough brightness.When as signal lamp, as cell phone incoming call, mobile phone have missed call or mobile phone to have unread short messages, mobile phone can be made to have signal lamp function by the size of current controlling power supply input circuit and various different conditions can be presented.
It should be noted that, power management chip described in the technical program employs the power management chip MT6323 that Lian Fake provides, this chip is mainly MCU-MT6582 and MCU-MT6592 and provides various power supply, also for the various chips on mobile phone provide power supply function.Have 3 Buck circuit, 23 LDO circuit, 1 Driver circuit, described Driver circuit comprises 4 road Isink LED circuits, i.e. power supply input circuit.
Fig. 3 is the position placement block diagram of the LED 1 in Fig. 1.As shown in Figure 3, a kind of mobile terminal described in the utility model, comprises circuit structure described above, also comprises front-facing camera 2, and described LED 1 is arranged near front-facing camera 2.
Described mobile terminal is mobile phone.
The technical program, by being arranged near the front-facing camera 2 of mobile terminal by the LED 1 in circuit structure, both can using as the photoflash lamp of front-facing camera 2, also can use as the signal lamp of mobile terminal.
The above; be only the utility model preferably embodiment; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection range of the present utility model.
Claims (5)
1. one kind has the circuit structure of photoflash lamp and signal lamp function concurrently, it is characterized in that, comprise: power management chip, LED and battery, the input interface of the power supply input circuit in described power management chip connects the negative pole of LED, and the positive pole of described LED connects the positive pole of battery;
Wherein, described power supply input circuit is also connected for the controller controlling power supply input circuit operating current size with the external world.
2. a kind of circuit structure having photoflash lamp and signal lamp function concurrently according to claim 1, it is characterized in that, the model of described power management chip is MT6323, described power management chip comprises 4 road power supply input circuits, and described in 4 tunnels, the input interface of power supply input circuit is all connected with the negative pole of LED.
3. a kind of circuit structure having photoflash lamp and signal lamp function concurrently according to claim 1, it is characterized in that, the supply current of described power supply input circuit is at 0-48mA.
4. a mobile terminal, is characterized in that, comprises the circuit structure described in any one of claim 1-3, also comprises front-facing camera, and described LED is arranged near front-facing camera.
5. a kind of mobile terminal according to claim 4, is characterized in that, described mobile terminal is mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520054796.9U CN204316849U (en) | 2015-01-26 | 2015-01-26 | A kind of circuit structure and mobile terminal having photoflash lamp and signal lamp function concurrently |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520054796.9U CN204316849U (en) | 2015-01-26 | 2015-01-26 | A kind of circuit structure and mobile terminal having photoflash lamp and signal lamp function concurrently |
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| Publication Number | Publication Date |
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| CN204316849U true CN204316849U (en) | 2015-05-06 |
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| CN201520054796.9U Active CN204316849U (en) | 2015-01-26 | 2015-01-26 | A kind of circuit structure and mobile terminal having photoflash lamp and signal lamp function concurrently |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231726A (en) * | 2016-08-03 | 2016-12-14 | 惠州Tcl移动通信有限公司 | Flashlight driving circuit and method |
| CN107172741A (en) * | 2017-05-25 | 2017-09-15 | 捷开通讯(深圳)有限公司 | The change-over circuit of mobile terminal and its flash lamp and indicator lamp |
| CN110300210A (en) * | 2019-06-30 | 2019-10-01 | Oppo广东移动通信有限公司 | Electronic equipment |
-
2015
- 2015-01-26 CN CN201520054796.9U patent/CN204316849U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231726A (en) * | 2016-08-03 | 2016-12-14 | 惠州Tcl移动通信有限公司 | Flashlight driving circuit and method |
| CN107172741A (en) * | 2017-05-25 | 2017-09-15 | 捷开通讯(深圳)有限公司 | The change-over circuit of mobile terminal and its flash lamp and indicator lamp |
| CN107172741B (en) * | 2017-05-25 | 2019-06-25 | 捷开通讯(深圳)有限公司 | The conversion circuit of mobile terminal and its flash lamp and indicator light |
| CN110300210A (en) * | 2019-06-30 | 2019-10-01 | Oppo广东移动通信有限公司 | Electronic equipment |
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| GR01 | Patent grant |