CN106341931A - Terminal with a variety of lighting functions - Google Patents
Terminal with a variety of lighting functions Download PDFInfo
- Publication number
- CN106341931A CN106341931A CN201510405864.6A CN201510405864A CN106341931A CN 106341931 A CN106341931 A CN 106341931A CN 201510405864 A CN201510405864 A CN 201510405864A CN 106341931 A CN106341931 A CN 106341931A
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- CN
- China
- Prior art keywords
- terminal
- use state
- drive
- processing unit
- drive circuit
- 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.)
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a terminal with a variety of lighting functions. The terminal comprises an application processing unit, a drive circuit which is connected with the application processing unit, a changeover switch which is connected with the drive circuit, and a light-emitting element which is connected with the drive switch. The drive circuit comprises a first drive circuit and a second drive circuit, wherein the first drive circuit and a second drive circuit are connected with the changeover switch. The terminal further comprises a switch control circuit which is connected with the changeover switch. The switch control circuit is connected with the application processing unit. According to the invention, the light-emitting element is used to give out lights of different functions, which saves the terminal space.
Description
Technical field
The present invention relates to communication field, more particularly, to a kind of terminal with multiple light functions.
Background technology
The terminal of more and more leading Self-timers, in order to highlight auto heterodyne bright spot, is equipped with high pixel, height at present
The front-facing camera of light sensitivitys, and it is equipped with flash lamp optimization half-light brightness of taking pictures.The preposition shooting of terminal
Head and flash lamp typically all can be placed on position by the top before terminal, and structure exists according to terminal moulding
The perforate of flash lamp position, hardware carries out device layout according to structure position of opening.
But terminal arrangement space is limited, need to place close to optical sensor, flash of light in limited region
Lamp, display lamp, receiver, earphone and the first-class device of proactive picture, different devices needs the different knot of correspondence
Structure position of opening and size, hardware modules need different matched filtering circuit, also will fill during layout
Divide the interference problem considering each intermodule, these problems above-mentioned are come for structure, hardware arrangement and cabling
Say it is all very big challenge.
Content of the invention
It is an object of the invention to provide a kind of terminal with multiple light functions, can be by individually sending out
Optical element sends multiple light.
For reaching above-mentioned purpose, the present invention provides a kind of terminal with multiple light functions, described terminal bag
Include application processing unit, the drive circuit being connected with application processing unit, the switching being connected with drive circuit
Switch, and it is connected light-emitting component with driving switch, described drive circuit includes being connected with switching switch respectively
The first drive circuit and the second drive circuit, described terminal also includes and the switching switch control that is connected of switch
Circuit processed, described ON-OFF control circuit is connected with application processing unit；
Described application processing unit is used for the use state of acquisition terminal, and transmitting control commands are to drive circuit；
The use state that described application processing unit is additionally operable to according to terminal, sends switch controlling signal to cutting
Change switch switched path.
Optionally, aforementioned applications processing unit, for the use state of acquisition terminal, transmitting control commands
Include to drive circuit:
When the use state of terminal is the first use state, send the first control order to the first drive circuit；
Described first use state is to open head flash lamp, and the first control command enables signal than order for moment.
Optionally, aforementioned applications processing unit, for the use state of acquisition terminal, transmitting control commands
Also include to drive circuit:
When the use state of terminal is the second use state, sends the second control command and drive electricity to first
Road；Second use state is to open pocket lamp, and the first control command can be for persistently enabling signal than order.
Optionally, aforementioned applications processing unit, for the use state of acquisition terminal, transmitting control commands
Also include to drive circuit:
When the use state of terminal is three use states, sends the 3rd control command and drive electricity to second
Road；
Described 3rd use state is at least one of: second terminal is in charged state, terminal exists
There is missed call in people of unread information, terminal；
Described 3rd control command is persistently to enable signal ratio.
Optionally, aforementioned applications processing unit, for the use state of acquisition terminal, transmitting control commands
Also include to drive circuit:
When the use state of terminal is four use states, sends the 4th control command and drive electricity to second
Road；
Described 4th use state can be at least one of: terminal is in charged state, terminal exists
There is missed call in people of unread information, terminal；
Described 4th control command is pulse width modulation pwm.
Optionally, aforementioned applications processing unit is additionally operable to the use state according to terminal, sends on-off control
Signal includes to switching switch switched path:
When the use state of terminal is the first use state or the second use state, send first switch
To switching switch, described first switch control command is switching the first drive circuit conducting to control command；
When the use state of terminal is the 3rd use state or four use states, send second switch
To switching switch, described second switch control command is switching the second drive circuit conducting to control command.
Optionally, aforementioned first drive circuit, for when the first control life receiving application processing unit
When order or the second control command, export the first drive signal；Apply the 3rd of processing unit when receiving
When control command or four control commands, export the second drive signal；
Described first drive signal and the second drive signal are current signal, and described first drive signal is more than
Second drive signal.
Optionally, aforementioned first drive circuit includes the first drive module, and the second drive circuit includes second
Drive module, described application processing unit includes the first signal output port and secondary signal output port divides
It is not connected with the first drive module and the second drive module.
Optionally, aforementioned first drive module is flash lamp driving chip, and described second drive module is perseverance
Constant current source.
Optionally, aforementioned applications processing unit includes the 3rd signal input port, described 3rd signal output
Port is connected with switching switch.
The invention has the beneficial effects as follows: by arranging application processing unit in terminal, with application processing unit
The drive circuit connecting, the switching switch being connected with drive circuit, and it is connected light-emitting component with driving switch,
What application processing unit was different to drive circuit input enables the signal drive modules more different than control and turn on is
The different electric currents of luminous infeed, thus realize light-emitting component to send different light.
Brief description
Fig. 1 is the terminal structure schematic diagram that invention has multiple light functions；
Fig. 2 has the terminating circuit schematic diagram of multiple light functions for the present invention.
Specific embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with the accompanying drawings the present invention is further retouched
State, can not be used for limiting the scope of the invention.It should be noted that in the case of not conflicting,
Various modes in embodiment in the application and embodiment can be mutually combined.
Fig. 1 has the terminal structure schematic diagram of multiple light functions for the present invention, as shown in figure 1, including
Application processing unit, the drive circuit being connected with application processing unit, the switching being connected with drive circuit is opened
Close, and be connected light-emitting component with driving switch, drive circuit includes first being connected with switching switch respectively
Drive circuit (as figure drive circuit one) and the second drive circuit (as figure drive circuit two).Terminal is also
Including the ON-OFF control circuit being connected with switching switch, ON-OFF control circuit is connected with application processing unit.
Application processing unit is used for the use state of acquisition terminal, and transmitting control commands are to drive circuit；Answer use
Reason unit is additionally operable to the use state of acquisition terminal, sends switch controlling signal to switching switch switching first
Drive circuit or the conducting of the second drive circuit.
Fig. 2 has the terminating circuit schematic diagram of multiple light functions for the present invention, as shown in Figure 2.This reality
Apply in example application processing unit and include the first output pin gpio1, the second output pin gpio2 and the
Three output pin gpio3.First drive circuit includes the first drive module, and the first drive module includes drawing
Foot enable end and led end, wherein pin enable end are connected with the first output pin gpio1,
Led end is connected with switching switch one contact feet.Second drive circuit includes the second drive module, the second drive
The signal input part of dynamic model block and the second output pin gpio2, signal output part is another with switching switch to be connect
Haptic element connects.In the present embodiment, application processing unit can be microprocessor, and concrete model can be
msm8916；First drive module is flash lamp driving chip, and concrete model can be lm3642；The
Two drive modules are the constant current source of low current, and concrete signal can be pm8916.
As shown in figure 1, during work, application processing unit is used for the use state of acquisition terminal, sends control
System order is to drive circuit, comprising: when the use state of terminal is the first use state, application is processed
Unit sends the first control order to the first drive circuit；Specifically, before the first use state can be for opening
Put camera flash, the first control command can enable signal than order for moment.Logical in the present embodiment
Cross and input moment enable signal ratio to control for the first drive module moment opened to realize to the first drive module
Flash lamp function.
When the use state of terminal is the second use state, application processing unit sends the second control order extremely
First drive circuit；Specifically, the second use state can be for opening pocket lamp, and the first control command can
Think and persistently enable signal than order.Pass through in the present embodiment persistently to enable letter to the first drive module input
Number ratio is controlling the first drive module persistently to open to realize flashlight function.
When the use state of terminal is three use states, sends the 3rd control command and drive electricity to second
Road；Specifically, the 3rd use state can be at least one of: second terminal be in charged state,
There is people of unread information in terminal, terminal has missed call.3rd control command is persistently to enable signal ratio,
The second drive module is controlled to hold by persistently enabling signal ratio to the second drive module input in the present embodiment
Continuous unlatching is thus realize the bright function of display lamp length.
When the use state of terminal is four use states, sends the 4th control command and drive electricity to second
Road；4th use state can be at least one of: terminal is in charged state, terminal presence is not read
There is missed call in information, terminal, the 4th control command is pulse width modulation pwm (pulse width
Modulation), controlled by modulating pwm to the second drive module input pulse width in the present embodiment
Make the second drive module certain interval of time opening and closing and realize flashing lamp function.
Application processing unit is additionally operable to the use state according to terminal, sends switch controlling signal and opens to switching
Close switching the first drive circuit or the conducting of the second drive circuit, comprising: when the use state of terminal is the
When one use state or the second use state, send first switch control command as switching switch, institute
Stating first switch control command is to change so that switching switch to the enable signal of switching switch input than signal
Road, switching the first drive circuit conducting；When the use state of terminal makes for the 3rd use state or the 4th
When using state, send second switch control command as switching switch, described second switch control command is
To the low level signal of switching switch input so that switching switch changes road, switching the second drive circuit conducting.
Wherein switching switch is single-pole double-throw switch (SPDT), and model can be aat4674.
First drive circuit, for when the first control command receiving application processing unit or the second control
During system order, export the first drive signal, the first drive signal is high current signal, the present embodiment is
300ma about；When the 3rd control command receiving application processing unit or four control commands,
Export the second drive signal, the second drive signal is low current signal, be 10ma in the present embodiment.
Specifically, when using flash lamp or torch, the first drive circuit output larger current lights luminous unit
Part；When using display lamp or flashing lamp, the second drive circuit output bright light-emitting component of small current.Its
Middle light-emitting component can be light emitting diode led (light emitting diode).
The control signal that led exports according to drive control unit, assumes different brightness and flicker state.
As shown in figure 1, the embodiment of the present invention realize flash lamp and the job step of display lamp includes:
Step s201: application processor module collection user's request, differentiate need to realize flash lamp function or
Functions of indicator light；
Step s202: enable signal ratio to drive circuit one when demand sends for flash lamp, when needs are
Display lamp sends and enables signal than to drive circuit two.
Step s203: the letter that the first drive circuit and the second drive circuit send according to application processor unit
Number export corresponding drive signal；
Step s204: switching switch switches the first drive circuit or the second drive circuit according to user's request
Conducting.
Step s205:led is lighted and is realized flash lamp function or functions of indicator light.
In addition to the implementation, the present invention can also have other embodiment.All using equivalent or wait
The technical scheme that effect conversion is formed, all falls within the protection domain of application claims.
Claims (10)
1. a kind of terminal with multiple light functions is it is characterised in that described terminal includes application process
Unit, the drive circuit being connected with application processing unit, the switching switch being connected with drive circuit, and with
The light-emitting component that driving switch connects, described drive circuit includes the first drive being connected respectively with switching switch
Galvanic electricity road and the second drive circuit, described terminal also includes the ON-OFF control circuit being connected with switching switch,
Described ON-OFF control circuit is connected with application processing unit；
Described application processing unit is used for the use state of acquisition terminal, and transmitting control commands are to drive circuit；
The use state that described application processing unit is additionally operable to according to terminal, sends switch controlling signal to cutting
Change switch switched path.
2. terminal as claimed in claim 1, it is characterised in that described application processing unit, is used for adopting
The use state of collection terminal, transmitting control commands include to drive circuit:
When the use state of terminal is the first use state, send the first control order to the first drive circuit；
Described first use state is to open head flash lamp；Described first control command enables signal than life for moment
Order.
3. terminal as claimed in claim 1, it is characterised in that described application processing unit, is used for adopting
The use state of collection terminal, transmitting control commands also include to drive circuit:
When the use state of terminal is the second use state, sends the second control command and drive electricity to first
Road；Second use state is to open pocket lamp, and the first control command is persistently to enable signal than order.
4. terminal as claimed in claim 1, it is characterised in that described application processing unit, is used for adopting
The use state of collection terminal, transmitting control commands also include to drive circuit:
When the use state of terminal is three use states, sends the 3rd control command and drive electricity to second
Road；
Described 3rd use state is at least one of: second terminal is in charged state, terminal exists
There is missed call in people of unread information, terminal；
Described 3rd control command is persistently to enable signal ratio.
5. terminal as claimed in claim 1, it is characterised in that described application processing unit, is used for adopting
The use state of collection terminal, transmitting control commands also include to drive circuit:
When the use state of terminal is four use states, sends the 4th control command and drive electricity to second
Road；
Described 4th use state can be at least one of: terminal is in charged state, terminal exists
There is missed call in people of unread information, terminal；
Described 4th control command is pulse width modulation pwm.
6. the terminal as described in claim 2 to 5 any one is it is characterised in that described application is processed
Unit is additionally operable to the use state according to terminal, sends switch controlling signal to switching switch switched path bag
Include:
When the use state of terminal is the first use state or the second use state, apply processing unit
Send first switch control command to switching switch, described first switch control command is switching first driving
Circuit turn-on；
When the use state of terminal is the 3rd use state or four use states, apply processing unit
Send second switch control command to switching switch, described second switch control command is switching second driving
Circuit turn-on.
7. the terminal as described in claim 2 to 5, it is characterised in that described first drive circuit, is used
In when receiving the first control command that application processing unit sends or during the second control command, output the
One drive signal；When the 3rd control command receiving application processing unit transmission or the 4th control command
When, export the second drive signal；
Described first drive signal and the second drive signal are current signal, and described first drive signal is more than
Second drive signal.
8. terminal as claimed in claim 1 is it is characterised in that described first drive circuit includes first
Drive module, the second drive circuit includes the second drive module, and described application processing unit includes the first letter
Number output port and secondary signal output port are connected with the first drive module and the second drive module respectively.
9. terminal as claimed in claim 8 is it is characterised in that described first drive module is flash lamp
Driving chip, described second drive module is constant current source.
10. terminal as claimed in claim 1 is it is characterised in that described application processing unit includes the 3rd
Signal input port, described 3rd signal output port is connected with switching switch.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510405864.6A CN106341931A (en) | 2015-07-10 | 2015-07-10 | Terminal with a variety of lighting functions |
| PCT/CN2015/092729 WO2016131298A1 (en) | 2015-07-10 | 2015-10-23 | Terminal having multiple light functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510405864.6A CN106341931A (en) | 2015-07-10 | 2015-07-10 | Terminal with a variety of lighting functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106341931A true CN106341931A (en) | 2017-01-18 |
Family
ID=56688697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510405864.6A Pending CN106341931A (en) | 2015-07-10 | 2015-07-10 | Terminal with a variety of lighting functions |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106341931A (en) |
| WO (1) | WO2016131298A1 (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2882141Y (en) * | 2005-09-06 | 2007-03-21 | 海信集团有限公司 | Portable mobile phone with multifunction lamp |
| CN104301475B (en) * | 2013-07-17 | 2018-01-05 | 联芯科技有限公司 | Mobile terminal with flash lamp and flashlight function |
| CN104159359A (en) * | 2014-06-30 | 2014-11-19 | 青岛海信移动通信技术股份有限公司 | Electric torch drive circuit and mobile terminal |
-
2015
- 2015-07-10 CN CN201510405864.6A patent/CN106341931A/en active Pending
- 2015-10-23 WO PCT/CN2015/092729 patent/WO2016131298A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016131298A1 (en) | 2016-08-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170118 |
|
| WD01 | Invention patent application deemed withdrawn after publication |