CN104486467A - Double-screen mobile phone - Google Patents

Double-screen mobile phone Download PDF

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Publication number
CN104486467A
CN104486467A CN201410790232.1A CN201410790232A CN104486467A CN 104486467 A CN104486467 A CN 104486467A CN 201410790232 A CN201410790232 A CN 201410790232A CN 104486467 A CN104486467 A CN 104486467A
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China
Prior art keywords
display
display screen
dual
band handy
memory
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CN201410790232.1A
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Chinese (zh)
Inventor
张立军
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Shanghai Advanced Research Institute of CAS
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Shanghai Advanced Research Institute of CAS
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Priority to CN201410790232.1A priority Critical patent/CN104486467A/en
Publication of CN104486467A publication Critical patent/CN104486467A/en
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Abstract

The invention provides a double-screen mobile phone which at least comprises a shell, a first display screen, a second display screen and a main board structure, wherein the first display screen is arranged on the front side of the shell; the second display screen is arranged on the rear side of the shell; the main board structure is arranged inside the shell; the main board structure at least comprises a first display controller which is connected with the first display screen, a second display controller which is connected with the second display screen, a display memory which is connected with the first display controller and the second display controller, and a main processor which is connected with the display memory and is used for controlling the storage position of data to be displayed at present in the display memory so as to control switching display of the first display screen and the second display screen. The double-screen mobile phone both maintains the advantages of high definition display and flexible operation of an intelligent mobile phone and has the advantages of power conservation and sight protection of a conventional functional mobile phone as well.

Description

Dual-band Handy Phone
Technical field
The present invention relates to smart mobile phone technical field, particularly relate to a kind of Dual-band Handy Phone.
Background technology
Mobile phone, as a kind of daily communication apparatus, be widely spread, compare old-fashioned landline telephone, its travelling performance is self-evident.Along with the development of chip and network technology, mobile phone is more and more universal, and its function also gets more and more.Except can connecing/make a phone call and receiving/send short messages, can also carry out surfing the Net with mobile phone, receiving and dispatching mail, listen to the music, play games.Further, mobile phone, also from the original functional mobile phone with physical keyboard, develops into present touch smart mobile phone.
A smart mobile phone notable feature is in appearance the sharpness screen of band touch-screen, and this is bringing high definition display and while flexible operation, also there are some shortcomings: large display screen power consumption is surprising, and long-time use can injure eyesight.In addition, when carrying out making a phone call or send short messages these traditional operations with smart mobile phone, touch screen operation lacks the touch sense of traditional function cell phone keyboard.These shortcomings make smart mobile phone so far still cannot be accepted by certain user.
Current double-screen intelligent mobile phone; as Russia produces YotaPhone2; except typical high definition LED display; also be equipped with an E-Ink electronic ink screen; although the effect of vision protection can be played; but still lack button touch sense, and E-Ink screen price is too high, is unfavorable for extensive popularization.
Therefore, how under the condition of low cost, to improve smart mobile phone, make smart mobile phone can not only leave strip touch-screen sharpness screen high definition display, flexible operating advantage, can also improve that power consumption is high, easy damaged user eyesight, lack the shortcoming that traditional function cell phone keyboard touches sense etc., be a problem demanding prompt solution.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of Dual-band Handy Phone, on the basis of typical smart mobile phone, be designed to the smart mobile phone with two-sided display screen, for solving, sharpness screen smart mobile phone power consumption with touch-screen in prior art is high, easy damaged user eyesight, lack the problem that traditional function cell phone keyboard touches sense etc., and existing double-screen intelligent mobile phone lack button touch sense, with high costs, be unfavorable for the problem extensively promoted.
For achieving the above object and other relevant objects, the invention provides a kind of Dual-band Handy Phone, wherein, described Dual-band Handy Phone at least comprises: casing, be arranged on the first display screen on front side of described casing, be arranged on the second display screen on rear side of described casing, and be arranged on the mainboard structure in described casing; Described mainboard structure at least comprises:
The first display controller be connected with described first display screen, for being presented at described first display screen by the interaction data of described Dual-band Handy Phone and user;
The second display controller be connected with described second display screen, for being presented at described second display screen by the interaction data of described Dual-band Handy Phone and user;
The display-memory be connected with described first display controller and described second display controller, for providing first memory block corresponding with described first display controller and second memory block corresponding with described second display controller, and the current data that will show are stored in described first memory block or described second memory block;
The primary processor be connected with described display-memory, for controlling the described current memory location of the data that will show in described display-memory, to control the switching display of described first display screen and described second display screen.
Preferably, described Dual-band Handy Phone also comprises:
Being arranged on the touch-screen with touch keyboard be connected with described primary processor in described first display screen surface, for carrying out touch operation to described Dual-band Handy Phone, and transmitting touch signal to described primary processor after touch operation;
Being arranged on the physical keyboard be connected with described primary processor on rear side of described casing, for carrying out button operation to described Dual-band Handy Phone, and transmitting push button signalling with the form of interrupting to described primary processor after button operation.
Preferably, described mainboard structure also comprises:
The communication module be connected with described primary processor, for carrying out data communication to described Dual-band Handy Phone;
When described Dual-band Handy Phone receives the current data that will show by described communication module, control described second display screen by described primary processor to show, then select whether be switched to described first display screen by user by described physical keyboard to show, and after user selects switching, control described first display screen by described primary processor to show, close described second display screen simultaneously.
Preferably, described primary processor runs and has a Keyboard drive module that can drive described physical keyboard and described touch keyboard, and an interrupt processing service module of push button signalling that can respond described physical keyboard and transmit; After described primary processor receives described push button signalling, respond described push button signalling by described interrupt processing service module, and described push button signalling is transmitted to the application being applied to described second display screen of current operation.
Preferably, described primary processor runs and has an intelligent operating system, described intelligent operating system is for supporting the operation of all application being applied to described first display screen, and described intelligent operating system has a shape library module, described shape library module is used for when the application being applied to described second display screen needs display graphics interface, can carry out figure write screen operation to described second display screen.
Preferably, described shape library module has a pattern library function calling interface; When the application being applied to described second display screen needs display graphics interface, call described pattern library function calling interface; After described pattern library function calling interface is called, writes screen by described shape library by described figure and operate the graph data that will show and write in the second memory block of described display-memory.
Preferably, on described primary processor, also operation has a display controller driver module that can drive described first display controller and described second controller; When the application being applied to described second display screen needs display graphics interface, described second display controller is driven, to be presented on described second display screen by the graph data stored in the second memory block of described display-memory by described display controller driver module.
Preferably, be applied to described first display screen and described second display screen be applied as connect/make a phone call or receive/send short messages time, be applied to and intercom mutually between described first display screen and the application of described second display screen and synchronously.
Preferably, described display-memory is one or more;
When described display-memory is one, the continuation address that the first memory block that described first display controller is corresponding and the second memory block corresponding to described second display controller lay respectively in this display-memory two different is interval, and is mapped to described first display screen and described second display screen respectively;
When described display-memory is multiple, the first memory block that described first display controller is corresponding and the second memory block corresponding to described second display controller lay respectively at the different addressing space in multiple display-memory, and are mapped to described first display screen and described second display screen respectively.
Preferably, described first display controller and described second display controller all adopt independent controller chip, or are integrated in same field programmable gate array or chip, or are integrated in described primary processor.
Preferably, the spatial resolution of described second display screen and color resolution are lower than the spatial resolution of described first display screen and color resolution.
Preferably, described mainboard structure also comprises:
The audio frequency be connected with described primary processor and power amplifier module, for carrying out audio data transmission to described Dual-band Handy Phone;
The microphone be connected with described audio frequency and power amplifier module, for described audio frequency and power amplifier module input audio data;
The loud speaker be connected with described audio frequency and power amplifier module, for receiving the voice data exported by described audio frequency and power amplifier module.
As mentioned above, Dual-band Handy Phone of the present invention, has following beneficial effect:
Dual-band Handy Phone of the present invention, the sharpness screen of a band touch-screen is set in the front side of casing, at the rear side of casing, a low resolution display screen and a physical keyboard are set, both remain the high definition display of smart mobile phone and the advantage of flexible operating, take into account again the advantage of the power saving of traditional function mobile phone, vision protection; In addition, a physical keyboard is also set at the rear side of casing, there is entity and touch sense, more meet the experience of general user.
Dual-band Handy Phone of the present invention, can be used for operation and the display of all smart mobile phone application programs, and low resolution display screen and physical keyboard are used for basic operation and displays such as connecing/make a phone call and receive/send short messages by sharpness screen wherein; If user carrying out connecing/make a phone call and receive/basic operation such as short-message sending time, only use the display screen display of low spatial resolution and low color resolution, can the stand-by time of greatly extending cell phone, the phenomenon of mobile phone architrave heating when avoiding call.
Dual-band Handy Phone of the present invention, two display screens can share primary processor and display-memory at interior most of components and parts, compared with existing smart mobile phone, only increase the logical circuit of a display controller, a low resolution display screen and a physical keyboard, achieve double screen when increasing few components and parts and switch display, therefore structure is simple, design cost is lower, and circuit is changed little.
Dual-band Handy Phone of the present invention, the application being applied to sharpness screen adopts original intelligent operating system, and the application of low resolution display screen depends on same intelligent operating system and development environment thereof, and use the developing instrument same with this intelligent operating system and compiler, in fact the application of developing remains smart mobile phone application, and difference is the difference of display position and display resolution etc.Therefore only slightly need make improvements casing to original cell phone intelligent operating system, and third party developer can develop the application being applied to second display screen made new advances easily.
Accompanying drawing explanation
Fig. 1 is shown as the structural representation in A face in the Dual-band Handy Phone of one embodiment of the invention.
Fig. 2 is shown as the structural representation in B face in the Dual-band Handy Phone of one embodiment of the invention.
Fig. 3 is shown as the cross-sectional view of the Dual-band Handy Phone of one embodiment of the invention.
Fig. 4 is shown as the structured flowchart of the Dual-band Handy Phone of one embodiment of the invention.
Fig. 5 is shown as the schematic block diagram in the Dual-band Handy Phone of one embodiment of the invention, primary processor running module.
Element numbers explanation
1 casing
2 first display screens
3 second display screens
4 mainboard structure
41 first display controllers
42 second display controllers
43 display-memories
44 primary processors
441 Keyboard drive modules
442 interrupt processing service modules
443 intelligent operating systems
444 shape library modules
445 pattern library function calling interfaces
446 display controller driver modules
45 communication modules
46 audio frequency and power amplifier module
47 microphones
48 loud speakers
5 touch-screens
6 physical keyboard
Embodiment
Below by way of specific instantiation, embodiments of the present invention are described, those skilled in the art the content disclosed by this specification can understand other advantages of the present invention and effect easily.The present invention can also be implemented or be applied by embodiments different in addition, and the every details in this specification also can based on different viewpoints and application, carries out various modification or change not deviating under spirit of the present invention.
Refer to Fig. 1, Fig. 2 and Fig. 3, one embodiment of the present of invention relate to a kind of Dual-band Handy Phone.It should be noted that, the diagram provided in the present embodiment only illustrates basic conception of the present invention in a schematic way, then only the assembly relevant with the present invention is shown in graphic but not component count, shape and size when implementing according to reality is drawn, it is actual when implementing, and the kenel of each assembly, quantity and ratio can be a kind of change arbitrarily, and its assembly layout kenel also may be more complicated.
As shown in Figure 1, Figure 2 and Figure 3, the Dual-band Handy Phone of the present embodiment at least comprises: casing 1, is arranged on the first display screen 2 on front side of casing 1, is arranged on the second display screen 3 on rear side of casing 1, and be arranged on the mainboard structure 4 in casing 1.In the present embodiment, become A face by front side of casing 1, become B face by rear side of casing 1.Certainly, the first display screen 2 laying respectively at the forward and backward side of casing 1 involved in the present embodiment and second display screen 3, the one be just oppositely arranged describes; If desired, in other examples, the first display screen 2 also can be arranged on the rear side of casing 1, second display screen 3 also can relative set in the front side of casing 1.
Wherein, refer to Fig. 4, mainboard structure 4 in the Dual-band Handy Phone of the present embodiment at least comprises: the first display controller 41 be connected with the first display screen 2, for the interaction data of Dual-band Handy Phone and user is presented at the first display screen 2, that is, the first display controller 41 can send to the first display screen 2 the first display that includes the interaction data of Dual-band Handy Phone and user; The second display controller 42 be connected with second display screen 3, for the interaction data of Dual-band Handy Phone and user is presented at second display screen 3, that is, the second display controller 42 can send to second display screen 3 the second display that includes the interaction data of Dual-band Handy Phone and user; The display-memory 43 be connected with the first display controller 41 and the second display controller 42, for providing first memory block corresponding with the first display controller 41 and second memory block corresponding with the second display controller 42, and the current data that will show are stored in the first memory block or the second memory block; The primary processor 44 be connected with display-memory 43, for controlling the current memory location of the data that will show in display-memory 43, to control the switching display of the first display screen 2 and second display screen 3.
In the present embodiment, display-memory 43 is one.When display-memory 43 is one, it is interval that first memory block of the first display controller 41 correspondence and the second memory block of the second display controller 42 correspondence lay respectively at the different continuation address of in this display-memory 43 two, and be mapped to the first display screen 2 and second display screen 3 respectively.That is, two display screens in A face and B face and the display controller of correspondence thereof, adopt the display-memory 43 (RAM) shared, in the hope of reducing costs.The display-memory 43 that the current data that will show write corresponding to the first display screen 2 by the application being applied to the first display screen 2 is interval, and the display-memory 43 that the current data that will show write corresponding to second display screen 3 by the application being applied to second display screen 3 is interval.The different content of two display screen displays is distinguished by continuation address intervals different in display-memory 43.
Certainly, in other examples, adopt multiple display-memory 43 (such as two) also can reach same object, be presented on two different screens by addressing different space.When display-memory 43 is multiple, first memory block of the first display controller 41 correspondence and the second memory block of the second display controller 42 correspondence lay respectively at the different addressing space in multiple display-memory 43, and are mapped to the first display screen 2 and second display screen 3 respectively.
In the present embodiment, first display controller 41 and the second display controller 42 all adopt independent controller chip, or be integrated in same field programmable gate array (FPGA, Field Programmable Gate Array) or chip in, or to be integrated in primary processor 44.
In the present embodiment, the spatial resolution of second display screen 3 and color resolution are lower than the spatial resolution of the first display screen 2 and color resolution.Wherein, the first display screen 2 is any high-definition display screen that may be used for smart mobile phone, has 16,000,000 look display screens of enough resolution and color resolution such as 1280 × 720 resolution; Certainly, also can be the high-definition display screen assembly with touch function.And second display screen 3 is any low resolution display screen, only need meet fundamental figure display requests, as 16 look display screens of 160x240 or 240x320 resolution, this is all enough for the application being applied to second display screen 3; Certainly, second display screen 3 also can select the display screen of more high-resolution or more color (16bit as more common), within these scopes all contained in the present invention.
In addition, please continue to refer to Fig. 2 and Fig. 3, the Dual-band Handy Phone of the present embodiment also comprises: be arranged on the touch-screen 5 with touch keyboard be connected with primary processor 44 on the first display screen 2 surface, for carrying out touch operation to Dual-band Handy Phone, and transmit touch signal to primary processor 44 after touch operation; Being arranged on the physical keyboard 6 be connected with primary processor 44 on rear side of casing 1, for carrying out button operation to Dual-band Handy Phone, and transmitting push button signalling with the form of interrupting to primary processor 44 after button operation.
In addition, please continue to refer to Fig. 4, the mainboard structure 4 in the Dual-band Handy Phone of the present embodiment also comprises: the communication module 45 be connected with primary processor 44, for carrying out data communication to Dual-band Handy Phone; When Dual-band Handy Phone receives the current data that will show by communication module 45, control second display screen 3 by primary processor 44 to show, then select whether be switched to the first display screen 2 by user by physical keyboard 6 to show, and after user selects switching, control the first display screen 2 by primary processor 44 to show, close second display screen 3 simultaneously.
That is, communication module 45 can by primary processor 44 by two display screens and keyboard be shared.Communication module 45 supports the mobile networks such as GSM, GPRS and CDMA.User can choose at random and to call on any one display screen or to send note.Preferably, when receiving calls or receive note, first should show incoming call or note on second display screen 3, determining that whether forwarding the first display screen 2 to operates, to reach the object of power saving by user by button.
Further, please continue to refer to Fig. 4, the mainboard structure 4 in the Dual-band Handy Phone of the present embodiment also comprises: the audio frequency be connected with primary processor 44 and power amplifier module 46, for carrying out audio data transmission to Dual-band Handy Phone; The microphone 47 be connected with audio frequency and power amplifier module 46, for audio frequency and power amplifier module 46 input audio data; The loud speaker 48 be connected with audio frequency and power amplifier module 46, for receiving the voice data exported by audio frequency and power amplifier module 46.
That is, audio frequency and power amplifier module 46 are similarly sharing module, support the input and output of voice data.Such as, when calling, the voice signal that primary processor 44 exports arrives loud speaker 48 by audio frequency and power amplifier module 46, no matter now adopts the display screen in A face or B face, all has same sound effect.
Therefore, for the Dual-band Handy Phone of the present embodiment, primary processor 44 wherein, display-memory 43, communication module 45, audio frequency and power amplifier module 46 etc. are shared by two display screens.And other module, such as the module such as GPS, bluetooth also can be designed as shared, but one of purpose of design of the present embodiment is in order to power saving as much as possible, therefore, the second display screen 3 with low spatial resolution and color resolution by not relating to the application using these modules relevant, to make every effort to the power saving as best one can when only using second display screen 3.Certainly, in other examples, can increase according to the demand of user the application relevant to these modules being applied to second display screen 3; That is, second display screen 3 also can run mobile network, video playback and other related application such as such as GPS, bluetooth, GPRS/CDMA.The Dual-band Handy Phone of the present embodiment is that these operations be applied on second display screen 3 provide enough flexibilities.
Further, the Dual-band Handy Phone of the present embodiment, its A face is typical high definition LED display, the operation of applying for all smart mobile phones and display; And B face is physical keyboard 6 and the low resolution display screen of traditional function mobile phone, for basic operations such as connecing/make a phone call and receive/send short messages.Due to the physical keyboard 6 of traditional function mobile phone and low resolution display screen power consumption very low, so when user does not carry out intelligent use operation, greatly extend the cell phone standby time, the phenomenon of mobile phone architrave heating when simultaneously avoiding call.And the material object of physical keyboard 6 touches sense, more meets the experience of general user.If user wants to carry out complicated intelligent use operation, the high-definition display screen in A face can being lighted at any time by button, when increasing few hardware component, achieving the design of two-sided display screen.
In addition, refer to Fig. 5, primary processor 44 runs a Keyboard drive module 441 that can drive physical keyboard 6 and touch keyboard, and an interrupt processing service module 442 of push button signalling that can respond physical keyboard 6 and transmit; After primary processor 44 receives push button signalling, respond push button signalling by interrupt processing service module 442, and push button signalling is transmitted to the application being applied to second display screen 3 of current operation.
In addition, please continue to refer to Fig. 5, primary processor 44 runs and has an intelligent operating system 443, this intelligent operating system 443 is for supporting the operation of all application being applied to the first display screen 2, and this intelligent operating system 443 has a shape library module 444, this shape library module 444 is for needing display graphics interface during in the application being applied to second display screen 3, figure can be carried out to second display screen 3 and writing screen operation.
That is, be applied to the operation of all application of second display screen 3 and development environment all based on the intelligent operating system 443 of smart mobile phone, be attached to the derivative moiety in intelligent operating system 443, therefore can improve on the basis of existing intelligent operating system 443, and the amplitude of improvement is less, is more conducive to the realization of the Dual-band Handy Phone of the present embodiment.In the present embodiment, Android intelligent operating system 443 is adopted.Certainly, in other examples, the intelligent operating system 443 of other smart mobile phones is equally applicable to.
In addition, please continue to refer to Fig. 5, shape library module 444 has a pattern library function calling interface 445; When the application being applied to second display screen 3 needs display graphics interface, by the application call pattern library function calling interface 445 being applied to second display screen 3; After pattern library function calling interface 445 is called, writes screen by shape library module 444 by figure and operate in the second memory block of the graph data write display-memory 43 that will show.
Further, please continue to refer to Fig. 5, primary processor 44 is also provided with the display controller driver module 446 that can drive the first display controller 41 and second controller; When the application being applied to second display screen 3 needs display graphics interface, drive the second display controller 42 by display controller driver module 446, to be presented on second display screen 3 by the graph data stored in the second memory block of display-memory 43.
The Dual-band Handy Phone of the present embodiment is on the basis of original intelligent operating system 443 and development environment thereof, the application added as being applied to second display screen 3 provides figure to write the shape library module 444 of screen operation, and correspondingly improves display controller driver module 446 and Keyboard drive module 441.Display controller driver module 446 is required to increase the support to second display screen 3, and method is extra division one section of continuous print display-memory 43 space, for the display of second display screen 3.When the application being applied to second display screen 3 needs display graphics interface, call figure library function call interface 445, now shape library module 444 is responsible for display-memory 43 interval of the graph data write second display screen 3 that will show.Existing smart mobile phone is mostly with Keyboard drive module 441, but because existing smart mobile phone is general only with a small amount of button (or physical button or touch key-press, or both combine), so the Dual-band Handy Phone of the present embodiment also needs slightly to improve Keyboard drive module 441, make it the standard feature machine physical keyboard 6 supporting B face.
When there being key-press event to occur, namely button operation is carried out user by physical keyboard 6 pairs of Dual-band Handy Phones, and when transmitting push button signalling with the form of interrupting to primary processor 44 after button operation, first push button signalling is reported to primary processor 44 with the form of interrupting, then the interrupt processing service module 442 in primary processor 44 makes response to this interruption, gives the current application (such as phone, note, idle interface etc.) being applied to second display screen 3 run by this event forwarding.
In addition, in order to provide better development environment to the application being applied to second display screen 3, this shape library module 444 provides the interface between application and the second display controller 42 being applied to second display screen 3, namely pattern library function calling interface 445, and achieve simple menu interface, comprise the most basic figure and write screen operation.There is the pattern library function calling interface 445 realizing writing screen operation, graphical interfaces complicated arbitrarily can have been realized in the application being applied to second display screen 3.In the present embodiment, for Android intelligent operating system 443, conveniently developer, JNI interface can be realized in shape library module 444, so that the routine call of JAVA style.The application being now applied to second display screen 3 only need adopt JAVA language to develop, use the developing instrument same with the application of common Android intelligent operating system 443 and compiler, only call this JNI interface when drawing interface, thus by figure write screen operate in corresponding display-memory 43 interval write data, be finally presented on second display screen 3.Certainly, also can not arrange JNI interface, the application being so applied to second display screen 3 just needs to adopt the language such as C/C++ to develop.It should be noted that the application being applied to second display screen 3 can be carried out primary intelligent operating system 443 and call, but be only limited to the function interface irrelevant with interface.In addition, shape library module 444 can also realize the multi-lingual character libraries such as Chinese and English and font display.
Therefore, for the Dual-band Handy Phone of the present embodiment, the application being applied to second display screen 3 depends on intelligent operating system 443 and the development environment thereof of smart mobile phone itself, and use the developing instrument same with this intelligent operating system 443 and compiler, in fact the application of developing remains smart mobile phone application, and difference is the difference of display position and display resolution etc.Therefore only need slightly make improvements casing 1 to original cell phone intelligent operating system 443, and third party developer can develop the application being applied to second display screen 3 made new advances easily.
In addition, please continue to refer to Fig. 5, be applied to the first display screen 2 and second display screen 3 be applied as the basic operation application such as connect/make a phone call or receive/send short messages time, be applied to and intercom mutually between the first display screen 2 and the application of second display screen 3 and synchronously.It should be noted that, in order to two display screens switching display and operation more convenient, for the application of basic operations such as connecing/make a phone call, receive/send short messages, need the application being applied to the first display screen 2 with carry out communication and synchronous between the application being applied to second display screen 3, mutually notify the state of self.
In the present embodiment, when the first display screen 2 is closed, intelligent operating system 443 is in background operation state; When an incoming call is received, the graphical interfaces corresponding to application being applied to two display screens is opened simultaneously, but with general intelligence mobile phone unlike, now the first display screen 2 can not be lit, although the telephone interface that is on the first display screen 2 is now opened, but can not show on a display screen, but by second display screen 3 display graphics interface.Only have when user is selected by physical keyboard 6, just can open the graphical interfaces of the first display screen 2.The telephone interface of the present embodiment arbitrarily can switch between the first display screen 2 and second display screen 3, and therefore this telephone interface is opened on two display screens simultaneously, and simultaneous operation.For the reception of note, editor and transmission, same acquiescence is also operate at second display screen 3, is only switched to the first display screen 2 when user key-press is selected, and both sides carry out synchronously simultaneously, and such as two display screens exit short message editing interface etc. simultaneously; In like manner, when the first display screen 2 is switched to second display screen 3, also same operation is carried out.Certainly, the method for synchronization involved in the present embodiment, can determine according to product design demand or user's request.
In sum, Dual-band Handy Phone of the present invention, the sharpness screen of a band touch-screen is set in the front side of casing, at the rear side of casing, a low resolution display screen and a physical keyboard are set, both remain the high definition display of smart mobile phone and the advantage of flexible operating, take into account again the advantage of the power saving of traditional function mobile phone, vision protection; In addition, a physical keyboard is also set at the rear side of casing, there is entity and touch sense, more meet the experience of general user.
Dual-band Handy Phone of the present invention, can be used for operation and the display of all smart mobile phone application programs, and low resolution display screen and physical keyboard are used for basic operation and displays such as connecing/make a phone call and receive/send short messages by sharpness screen wherein; If user carrying out connecing/make a phone call and receive/basic operation such as short-message sending time, only use the display screen display of low spatial resolution and low color resolution, can the stand-by time of greatly extending cell phone, the phenomenon of mobile phone architrave heating when avoiding call.
Dual-band Handy Phone of the present invention, two display screens can share primary processor and display-memory at interior most of components and parts, compared with existing smart mobile phone, only increase the logical circuit of a display controller, a low resolution display screen and a physical keyboard, achieve double screen when increasing few components and parts and switch display, therefore structure is simple, design cost is lower, and circuit is changed little.
Dual-band Handy Phone of the present invention, the application being applied to sharpness screen adopts original intelligent operating system, and the application of low resolution display screen depends on same intelligent operating system and development environment thereof, and use the developing instrument same with this intelligent operating system and compiler, in fact the application of developing remains smart mobile phone application, and difference is the difference of display position and display resolution etc.Therefore only slightly need make improvements casing to original cell phone intelligent operating system, and third party developer can develop the application being applied to second display screen made new advances easily.
So the present invention effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.

Claims (12)

1. a Dual-band Handy Phone, is characterized in that, described Dual-band Handy Phone at least comprises: casing, is arranged on the first display screen on front side of described casing, is arranged on the second display screen on rear side of described casing, and be arranged on the mainboard structure in described casing; Described mainboard structure at least comprises:
The first display controller be connected with described first display screen, for being presented at described first display screen by the interaction data of described Dual-band Handy Phone and user;
The second display controller be connected with described second display screen, for being presented at described second display screen by the interaction data of described Dual-band Handy Phone and user;
The display-memory be connected with described first display controller and described second display controller, for providing first memory block corresponding with described first display controller and second memory block corresponding with described second display controller, and the current data that will show are stored in described first memory block or described second memory block;
The primary processor be connected with described display-memory, for controlling the described current memory location of the data that will show in described display-memory, to control the switching display of described first display screen and described second display screen.
2. Dual-band Handy Phone according to claim 1, is characterized in that, described Dual-band Handy Phone also comprises:
Being arranged on the touch-screen with touch keyboard be connected with described primary processor in described first display screen surface, for carrying out touch operation to described Dual-band Handy Phone, and transmitting touch signal to described primary processor after touch operation;
Being arranged on the physical keyboard be connected with described primary processor on rear side of described casing, for carrying out button operation to described Dual-band Handy Phone, and transmitting push button signalling with the form of interrupting to described primary processor after button operation.
3. Dual-band Handy Phone according to claim 2, is characterized in that, described mainboard structure also comprises:
The communication module be connected with described primary processor, for carrying out data communication to described Dual-band Handy Phone;
When described Dual-band Handy Phone receives the current data that will show by described communication module, control described second display screen by described primary processor to show, then select whether be switched to described first display screen by user by described physical keyboard to show, and after user selects switching, control described first display screen by described primary processor to show, close described second display screen simultaneously.
4. Dual-band Handy Phone according to claim 2, it is characterized in that, described primary processor runs and has a Keyboard drive module that can drive described physical keyboard and described touch keyboard, and an interrupt processing service module of push button signalling that can respond described physical keyboard and transmit; After described primary processor receives described push button signalling, respond described push button signalling by described interrupt processing service module, and described push button signalling is transmitted to the application being applied to described second display screen of current operation.
5. the Dual-band Handy Phone according to any one of claim 1-4, it is characterized in that, described primary processor runs and has an intelligent operating system, described intelligent operating system is for supporting the operation of all application being applied to described first display screen, and described intelligent operating system has a shape library module, described shape library module is used for when the application being applied to described second display screen needs display graphics interface, can carry out figure write screen operation to described second display screen.
6. Dual-band Handy Phone according to claim 5, is characterized in that, described shape library module has a pattern library function calling interface; When the application being applied to described second display screen needs display graphics interface, call described pattern library function calling interface; After described pattern library function calling interface is called, writes screen by described shape library by described figure and operate the graph data that will show and write in the second memory block of described display-memory.
7. Dual-band Handy Phone according to claim 6, is characterized in that, described primary processor also runs a display controller driver module that can drive described first display controller and described second controller; When the application being applied to described second display screen needs display graphics interface, described second display controller is driven, to be presented on described second display screen by the graph data stored in the second memory block of described display-memory by described display controller driver module.
8. the Dual-band Handy Phone according to any one of claim 1-4, it is characterized in that, be applied to described first display screen and described second display screen be applied as connect/make a phone call or receive/send short messages time, be applied to and intercom mutually between described first display screen and the application of described second display screen and synchronously.
9. the Dual-band Handy Phone according to any one of claim 1-4, is characterized in that, described display-memory is one or more;
When described display-memory is one, the continuation address that the first memory block that described first display controller is corresponding and the second memory block corresponding to described second display controller lay respectively in this display-memory two different is interval, and is mapped to described first display screen and described second display screen respectively;
When described display-memory is multiple, the first memory block that described first display controller is corresponding and the second memory block corresponding to described second display controller lay respectively at the different addressing space in multiple display-memory, and are mapped to described first display screen and described second display screen respectively.
10. the Dual-band Handy Phone according to any one of claim 1-4, it is characterized in that, described first display controller and described second display controller all adopt independent controller chip, or be integrated in same field programmable gate array or chip, or be integrated in described primary processor.
11. Dual-band Handy Phones according to any one of claim 1-4, is characterized in that, the spatial resolution of described second display screen and color resolution are lower than the spatial resolution of described first display screen and color resolution.
12. Dual-band Handy Phones according to any one of claim 1-4, it is characterized in that, described mainboard structure also comprises:
The audio frequency be connected with described primary processor and power amplifier module, for carrying out audio data transmission to described Dual-band Handy Phone;
The microphone be connected with described audio frequency and power amplifier module, for described audio frequency and power amplifier module input audio data;
The loud speaker be connected with described audio frequency and power amplifier module, for receiving the voice data exported by described audio frequency and power amplifier module.
CN201410790232.1A 2014-12-17 2014-12-17 Double-screen mobile phone Pending CN104486467A (en)

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CN108512963A (en) * 2018-05-08 2018-09-07 深圳市吉美光学有限公司 A kind of Dual-band Handy Phone
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Application publication date: 20150401