CN106201252A - The map display of a kind of mobile terminal and method - Google Patents

The map display of a kind of mobile terminal and method Download PDF

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Publication number
CN106201252A
CN106201252A CN201610505155.XA CN201610505155A CN106201252A CN 106201252 A CN106201252 A CN 106201252A CN 201610505155 A CN201610505155 A CN 201610505155A CN 106201252 A CN106201252 A CN 106201252A
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China
Prior art keywords
display
map
screen
main screen
mobile terminal
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CN201610505155.XA
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Chinese (zh)
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范海成
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Nubia Technology Co Ltd
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Nubia Technology Co Ltd
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Priority to CN201610505155.XA priority Critical patent/CN106201252A/en
Publication of CN106201252A publication Critical patent/CN106201252A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0484Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
    • G06F3/04845Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14Digital output to display device ; Cooperation and interconnection of the display device with other functional units

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Telephone Function (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

The invention discloses a kind of map display and the method for mobile terminal.This device includes: double-screen display module, under twin display mode, shows map respectively in main screen and secondary screen;Main screen operation module, under twin display mode, in described main screen, the map showing described main screen applies display operational order;Secondary screen operator module, under twin display mode, in described secondary screen, shows the content corresponding with this display operational order according to the display operational order that main screen receives.The present invention makes full use of two screens of mobile terminal, makes two screens all show map, such as: a screen carries out overall situation display, and another screen carries out local enlargement display;With the use of two screens can more comprehensively, consult a map easily in content, it is not necessary to the operation repeatedly zoomed in or out carrying out a secondary map, Consumer's Experience is effective.

Description

The map display of a kind of mobile terminal and method
Technical field
The present invention relates to technical field of mobile terminals, particularly relate to map display and the method for a kind of mobile terminal.
Background technology
At present, mobile terminal is gradually extended to double screen by single screen, and two screens of mobile terminal are oppositely arranged, a screen Can be arranged on mobile terminal front, another screen can be arranged on the back side (back cover face) of mobile terminal.Although it is existing Two screens of dual-screen mobile terminal can show content, but the content shown by two screens is separate, complementary dry Relate to, when user uses one of them screen, will be unable to the content in another screen is browsed.
Along with the development of society, the development and change in city are maked rapid progress, and the people of tourism trip gets more and more, and causes electricity Sub-map becomes one of application that in mobile terminal, use frequency is higher, but in existing map denotation mode, local is pre- Display of looking at shows with overall situation preview can only select one, and user is required in screen the map of display and amplifies frequently or contract Little operation, the content in could comprehensively consulting a map.This display mode is the most perfect in terms of Consumer's Experience, it is impossible to meet The demand of user.
Summary of the invention
Present invention is primarily targeted at a kind of map display and the method proposing mobile terminal, it is intended to solve existing The problem that content that two screens of dual-screen mobile terminal show is separate.
For above-mentioned technical problem, the present invention solves by the following technical programs.
The invention provides the map display of a kind of mobile terminal, including: double-screen display module, at double screen Under display pattern, in main screen and secondary screen, show map respectively;Main screen operation module, at twin display mode Under, in described main screen, in described main screen, the map showing described main screen applies display operational order;Secondary screen Curtain operation module, under twin display mode, in described secondary screen, the described display received according to described main screen Operational order shows the content corresponding with described display operational order.
Wherein, described double-screen display module includes: main screen display unit, is used in described main screen explicitly Figure;Detector unit, is used for detecting whether twin display mode is unlocked;Lock unit, for detecting in described detector unit After described twin display mode is opened, all or part of map of display in described main screen is synchronized to secondary screen display single Unit;Secondary screen display unit, for showing all or part of map of display in described main screen in described secondary screen Show.
Wherein, described lock unit, specifically for: before described twin display mode is opened, in described main screen Retaining zone chosen by display map;After described twin display mode is opened, the map in described retaining zone is synchronized To described secondary screen display unit, make described secondary screen display unit by the map in described retaining zone in described secondary screen Show.
Wherein, described double-screen display module, it is additionally operable under single screen display pattern, main screen shows map;Institute State main screen operation module, be additionally operable under single screen display pattern, in described main screen, the map that described main screen is shown Carry out display operation.
Wherein, described display operational order is used for carrying out display operation;The type of described display operation includes: to map Overall situation zoom operations and local zoom operations.
Present invention also offers the map-indication method of a kind of mobile terminal, including: under twin display mode, in main screen Curtain and secondary screen show map respectively;In described main screen, the map showing described main screen applies display operation and refers to Order;In described secondary screen, the described display operational order received according to described main screen shows and refers to described display operation Make corresponding content.
Wherein, described under twin display mode, in main screen and secondary screen, show map respectively, including: described Main screen shows map;Whether detection twin display mode is unlocked;If it is, it is whole by what described main screen showed Or part map is synchronized in described secondary screen show.
Wherein, before described twin display mode is opened, also include: show in described main screen in map and choose together Step region;Described being synchronized to by the part map of display in described main screen shows in described secondary screen, including: by described Map in retaining zone is synchronized in described secondary screen show.
Wherein, described method also includes: under single screen display pattern, show map in main screen;And, described master In screen, the map showing described main screen carries out display operation.
Wherein, described display operational order is used for carrying out display operation;The type of described display operation includes: to map Overall situation zoom operations and local zoom operations.
The present invention has following technical effect that
The present invention makes full use of two screens of mobile terminal, makes two screens all show map, such as: a screen enters Row overall situation display, another screen carries out local enlargement display;Can more comprehensively, check easily with the use of two screens Content in map, it is not necessary to the operation repeatedly zoomed in or out carrying out a secondary map, Consumer's Experience is effective.
Accompanying drawing explanation
Fig. 1 is the hardware architecture diagram realizing each optional mobile terminal of embodiment one of the present invention;
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1;
Fig. 3 is the structure chart of the map display of the mobile terminal according to one embodiment of the invention;
Fig. 4 is the structure chart of the double-screen display module according to one embodiment of the invention;
Fig. 5 is the schematic diagram of main screen under single screen display pattern according to one embodiment of the invention;
Fig. 6 is the schematic diagram of main screen under twin display mode according to one embodiment of the invention;
Fig. 7 is the schematic diagram that the retaining zone according to one embodiment of the invention chooses mode;
Fig. 8 is the schematic diagram that the retaining zone according to one embodiment of the invention chooses mode;
Fig. 9 is the display schematic diagram of the secondary screen of the mobile terminal according to one embodiment of the invention;
Figure 10 is the flow chart of the map-indication method of the mobile terminal according to one embodiment of the invention;
Figure 11 is the flow chart of the map-indication method of the twin display mode according to one embodiment of the invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The mobile terminal realizing each embodiment of the present invention is described referring now to accompanying drawing.In follow-up description, use For representing the suffix explanation only for the beneficially present invention of such as " module ", " parts " or " unit " of element, itself Not specific meaning.Therefore, " module " can mixedly use with " parts ".
Mobile terminal can be implemented in a variety of manners.Such as, the terminal described in the present invention can include such as moving Phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (panel computer), PMP The mobile terminal of (portable media player), guider etc. and consolidating of such as numeral TV, desk computer etc. Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that, mobile except being used in particular for Outside the element of purpose, structure according to the embodiment of the present invention can also apply to the terminal of fixed type.
Fig. 1 is the hardware configuration signal realizing each optional mobile terminal of embodiment one of the present invention.
Mobile terminal 100 can include wireless communication unit 110, A/V (audio/video) input block 120, user's input Unit 130, sensing unit 140, output unit 150, memorizer 160, interface unit 170, controller 180 and power subsystem 190 Etc..Fig. 1 shows the mobile terminal with various assembly, it should be understood that be not required for implementing all groups illustrated Part.Can alternatively implement more or less of assembly.Will be discussed in more detail below the element of mobile terminal.
Wireless communication unit 110 generally includes one or more assembly, and it allows mobile terminal 100 and wireless communication system Or the radio communication between network.Such as, wireless communication unit can include broadcast reception module 111, mobile communication module 112, at least one in wireless Internet module 113, short range communication module 114 and positional information module 115.
Broadcast reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcasting management server Relevant information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can be to generate and send Broadcast singal and/or the server of broadcast related information or the broadcast singal generated before receiving and/or broadcast related information And send it to the server of terminal.Broadcast singal can include that TV broadcast singal, radio signals, data are broadcasted Signal etc..And, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase Pass information can also provide via mobile communications network, and in this case, broadcast related information can be by mobile communication mould Block 112 receives.Broadcast singal can exist in a variety of manners, and such as, it can be with the electronics of DMB (DMB) Program guide (EPG), the form of electronic service guidebooks (ESG) etc. of digital video broadcast-handheld (DVB-H) and exist.Broadcast Receiver module 111 can be broadcasted by using various types of broadcast systems to receive signal.Especially, broadcast reception module 111 Can be by using such as multimedia broadcasting-ground (DMB-T), DMB-satellite (DMB-S), digital video wide Broadcast-hand-held (DVB-H), forward link media (MediaFLO@) Radio Data System, received terrestrial digital broadcasting integrated service Etc. (ISDB-T) digit broadcasting system receives digital broadcasting.Broadcast reception module 111 may be constructed such that and is adapted to provide for extensively Broadcast the various broadcast systems of signal and above-mentioned digit broadcasting system.Via broadcast reception module 111 receive broadcast singal and/ Or broadcast related information can be stored in memorizer 160 (or other type of storage medium).
Mobile communication module 112 sends radio signals to base station (such as, access point, node B etc.), exterior terminal And in server at least one and/or receive from it radio signal.Such radio signal can include that voice leads to Words signal, video calling signal or the various types of data sending according to text and/or Multimedia Message and/or receiving.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.This module can be internally or externally It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by this module can include WLAN (WLAN) (Wi-Fi), Wibro (WiMAX), Wimax (worldwide interoperability for microwave access), HSDPA (high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant ToothTM, RF identification (RFID), Infrared Data Association (IrDA), ultra broadband (UWB), purple honeybeeTMEtc..
Positional information module 115 is the module of positional information for checking or obtain mobile terminal.Positional information module Typical case be GPS (global positioning system).According to current technology, GPS module 115 calculates from three or more satellites Range information and correct time information and for the Information application triangulation calculated, thus according to longitude, latitude Highly accurately calculate three-dimensional current location information.Currently, the method use three being used for calculating position and temporal information is defended Star and by using the position and the error of temporal information that other satellite correction calculates.Additionally, GPS module 115 Velocity information can be calculated by Continuous plus current location information in real time.
A/V input block 120 is used for receiving audio or video signal.A/V input block 120 can include camera 121 He Mike 122, the camera 121 static images to being obtained by image capture apparatus in Video Capture pattern or image capture mode Or the view data of video processes.Picture frame after process may be displayed on display unit 151.Process through camera 121 After picture frame can be stored in memorizer 160 (or other storage medium) or via wireless communication unit 110 carry out send out Send, two or more cameras 121 can be provided according to the structure of mobile terminal.Mike 122 can be in telephone calling model, note Record pattern, speech recognition mode etc. operational mode receives sound (voice data) via mike, and can be by so Acoustic processing be voice data.Audio frequency (voice) data after process can be converted in the case of telephone calling model can The form output of mobile communication base station it is sent to via mobile communication module 112.Mike 122 can implement various types of making an uproar Sound eliminates (or suppression) algorithm and with the noise of elimination (or suppression) generation during receiving and send audio signal or does Disturb.
User input unit 130 can generate key input data to control each of mobile terminal according to the order of user's input Plant operation.User input unit 130 allows user to input various types of information, and can include keyboard, metal dome, touch Plate (such as, detection due to touched and cause resistance, pressure, the sensitive component of change of electric capacity etc.), roller, rocking bar etc. Deng.Especially, when touch pad is superimposed upon on display unit 151 as a layer, touch screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 100, (such as, mobile terminal 100 open or close shape State), the position of mobile terminal 100, user is for the presence or absence of contact (that is, touch input) of mobile terminal 100, mobile terminal Orientation, the acceleration or deceleration of mobile terminal 100 of 100 move and direction etc., and generate for controlling mobile terminal 100 The order of operation or signal.Such as, when mobile terminal 100 is embodied as sliding-type mobile phone, sensing unit 140 can sense This sliding-type phone opens or cuts out.It addition, sensing unit 140 can detect power subsystem 190 whether provide electric power or Whether person's interface unit 170 couples with external device (ED).
Interface unit 170 is used as at least one external device (ED) and is connected, with mobile terminal 100, the interface that can pass through.Such as, External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing Line FPDP, memory card port, for connect have the port of device of identification module, audio frequency input/output (I/O) end Mouth, video i/o port, ear port etc..Identification module can be that storage is for verifying that user uses each of mobile terminal 100 Kind of information and subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) can be included Etc..It addition, the device (hereinafter referred to as " identifying device ") with identification module can be to take the form of smart card, therefore, know Other device can be connected with mobile terminal 100 via port or other attachment means.Interface unit 170 may be used for receive from The input (such as, data message, electric power etc.) of external device (ED) and the input received is transferred in mobile terminal 100 One or more elements or may be used between mobile terminal and external device (ED) transmit data.
It addition, when mobile terminal 100 is connected with external base, interface unit 170 can serve as allowing electricity by it Power provides the path of mobile terminal 100 from base or can serve as allowing from the various command signals of base input by it It is transferred to the path of mobile terminal.May serve as identifying that mobile terminal is from various command signals or the electric power of base input The no signal being accurately fitted within base.Output unit 150 is configured to provide defeated with vision, audio frequency and/or tactile manner Go out signal (such as, audio signal, video signal, alarm signal, vibration signal etc.).Output unit 150 can include display Unit 151, dio Output Modules 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information processed in mobile terminal 100.Such as, it is in electricity when mobile terminal 100 During words call mode, display unit 151 can show and call or other (such as, text messaging, multimedia file that communicate Download etc.) relevant user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling pattern Or during image capture mode, display unit 151 can show image and/or the image of reception of capture, illustrate video or figure UI or GUI of picture and correlation function etc..Display unit 151 can be single to show including, but not limited to two display screens As a example by unit 151 includes two display screens, the first display screen can be arranged on before terminal, and second display screen can be arranged on end After Duan, the first display screen can be divided the work from second display screen and be shown different contents.
Meanwhile, when display unit 151 and touch pad the most superposed on one another with formed touch screen time, display unit 151 can serve as input equipment and output device.Display unit 151 can include liquid crystal display (LCD), thin film transistor (TFT) LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display, electric ink (e- Ink) at least one in screen etc..Some in these display may be constructed such that transparence is to allow user to see from outside Seeing, this is properly termed as transparent display, and typical transparent display can show by for example, TOLED (transparent organic light emitting diode) Show device etc..According to the specific embodiment wanted, mobile terminal 100 can include two or more display units (or other Display device), such as, mobile terminal can include outernal display unit (not shown) and inner display unit (not shown).Touch Touch screen to can be used for detecting touch input pressure and touch input position and touch input area.
Dio Output Modules 152 can mobile terminal be in call signal receive pattern, call mode, logging mode, Time under the isotype such as speech recognition mode, broadcast reception mode, that wireless communication unit 110 is received or at memorizer 160 The voice data transducing audio signal of middle storage and be output as sound.And, dio Output Modules 152 can provide with mobile The audio frequency output (such as, call signal receives sound, message sink sound etc.) that the specific function that terminal 100 performs is relevant. Dio Output Modules 152 can include speaker, buzzer etc..
Alarm unit 153 can provide output to notify event to mobile terminal 100.Typical event is permissible Including calling reception, message sink, key signals input, touch input etc..In addition to audio or video exports, alarm unit 153 can provide output with the generation of notification event in a different manner.Such as, alarm unit 153 can be with the form of vibration Output is provided, when receiving calling, message or some other entrance communication (incoming communication), alarm list Unit 153 can provide sense of touch output (that is, vibration) to notify to user.By providing such sense of touch to export, even if When the mobile phone of user is in the pocket of user, user also is able to identify the generation of various event.Alarm unit 153 is also The output of the generation of notification event can be provided via display unit 151 or dio Output Modules 152.
Memorizer 160 can store the process performed by controller 180 and the software program controlling operation etc., or can Temporarily to store the data (such as, telephone directory, message, still image, video etc.) that oneself maybe will export through output.And And, memorizer 160 can with storage about when touch be applied to touch screen time the vibration of various modes of output and audio signal Data.
Memorizer 160 can include that the storage medium of at least one type, described storage medium include flash memory, hard disk, many Media card, card-type memorizer (such as, SD or DX memorizer etc.), random access storage device (RAM), static random-access store Device (SRAM), read only memory (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory (PROM), magnetic storage, disk, CD etc..And, mobile terminal 100 can be connected execution memorizer with by network The network storage device cooperation of the storage function of 160.
Controller 180 generally controls the overall operation of mobile terminal.Such as, controller 180 performs and voice call, data Control that communication, video calling etc. are relevant and process.It addition, controller 180 can include for reproducing (or playback) many matchmakers The multi-media module 181 of volume data, multi-media module 181 can construct in controller 180, or it is so structured that with control Device 180 separates.Controller 180 can perform pattern recognition process, with the handwriting input that will perform on the touchscreen or picture Draw input and be identified as character or image.
Power subsystem 190 receives external power or internal power under the control of controller 180 and provides operation each unit Suitable electric power needed for part and assembly.
Various embodiment described herein can be to use such as computer software, hardware or its any combination of calculating Machine computer-readable recording medium is implemented.Implementing for hardware, embodiment described herein can be by using application-specific IC (ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can Program gate array (FPGA), processor, controller, microcontroller, microprocessor, be designed to perform function described herein At least one in electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 180. Software is implemented, the embodiment of such as process or function can with allow to perform the single of at least one function or operation Software module is implemented.Software code can be come by the software application (or program) write with any suitable programming language Implementing, software code can be stored in memorizer 160 and be performed by controller 180.
So far, oneself is through describing mobile terminal according to its function.Below, for the sake of brevity, will describe such as folded form, Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc. is as showing Example.Therefore, the present invention can be applied to any kind of mobile terminal, and is not limited to slide type mobile terminal.
As shown in Figure 1 mobile terminal 100 may be constructed such that utilize via frame or packet transmission data all if any Line and wireless communication system and satellite-based communication system operate.
The communication system being wherein operable to according to the mobile terminal of the present invention is described referring now to Fig. 2.
Such communication system can use different air interfaces and/or physical layer.Such as, communication system use Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system System (UMTS) (especially, Long Term Evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under The description in face relates to cdma communication system, but such teaching is equally applicable to other type of system.
With reference to Fig. 2, cdma wireless communication system can include multiple mobile terminal 100, multiple base station (BS) 270, base station Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN) 290 form interface.MSC280 is also structured to and the BSC275 formation interface that can be couple to base station 270 via back haul link. If back haul link can construct according to any one in the interface that Ganji knows, described interface includes such as E1/T1, ATM, IP, PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system as shown in Figure 2 can include multiple BSC2750.
Each BS270 can service one or more subregion (or region), by multidirectional antenna or the sky of sensing specific direction Each subregion that line covers is radially away from BS270.Or, each subregion can be by for two or more of diversity reception Antenna covers.Each BS270 may be constructed such that support multiple frequencies distribution, and the distribution of each frequency has specific frequency spectrum (such as, 1.25MHz, 5MHz etc.).
Intersecting that subregion and frequency are distributed can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver System (BTS) or other equivalent terms.In this case, term " base station " may be used for broadly representing single BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Or, each subregion of specific BS270 can be claimed For multiple cellular stations.
As shown in Figure 2, broadcast singal is sent in system the mobile terminal operated by broadcsting transmitter (BT) 295 100.Broadcast reception module 111 is arranged on mobile terminal 100 and sentences the broadcast that reception is sent by BT295 as shown in Figure 1 Signal.In fig. 2 it is shown that several global positioning systems (GPS) satellite 300.Satellite 300 helps to position multiple mobile terminals At least one in 100.
In fig. 2, depict multiple satellite 300, it is understood that be, it is possible to use any number of satellite obtain useful Location information.GPS module 115 is generally configured to coordinate with satellite 300 to obtain the location letter wanted as shown in Figure 1 Breath.Substitute GPS tracking technique or outside GPS tracking technique, it is possible to use other of position of mobile terminal can be followed the tracks of Technology.It addition, at least one gps satellite 300 can optionally or additionally process satellite dmb transmission.
As a typical operation of wireless communication system, BS270 receives the reverse link from various mobile terminals 100 Signal.Mobile terminal 100 generally participates in call, information receiving and transmitting communicates with other type of.Certain base station 270 receive each instead Processed in specific BS270 to link signal.The data obtained are forwarded to the BSC275 being correlated with.BSC provides call Resource distribution and the mobile management function of the coordination of soft switching process included between BS270.The number that BSC275 also will receive According to being routed to MSC280, it provides the extra route service for forming interface with PSTN290.Similarly, PSTN290 with MSC280 forms interface, MSC Yu BSC275 forms interface, and BSC275 correspondingly controls BS270 with by forward link signals It is sent to mobile terminal 100.
Based on above-mentioned mobile terminal hardware configuration and communication system, each embodiment of the inventive method is proposed.
One embodiment of the invention proposes the map display of a kind of mobile terminal.
The map display of mobile terminal is arranged on mobile terminal side.
The kind of mobile terminal includes but not limited to: smart mobile phone and navigation terminal.
Mobile terminal includes: main screen and secondary screen.
Main screen is LCD (Liquid Crystal Display, liquid crystal display) or LED (Light Emitting Diode, light emitting diode) display screen.Secondary screen is EINK (Electronic Ink, electric ink) display screen, LCD display Or LED display.
Main screen and secondary screen are arranged in the same side of mobile terminal, or main screen and secondary screen are distinguished It is arranged in the not ipsilateral of mobile terminal.
Such as: smart mobile phone includes two screens, a main screen and a secondary screen, and main screen is arranged on smart mobile phone Front, secondary screen is arranged on the back cover face of smart mobile phone.
In the present embodiment, the map display of mobile terminal can be arranged for shuangping san map electronically Figure client.The display pattern of the map display of mobile terminal includes twin display mode and single screen display pattern.
Twin display mode refers to: the main screen and the secondary screen that call mobile terminal carry out map denotation.
Single screen display pattern refers to: the main screen only calling mobile terminal carries out map denotation.
Fig. 3 is the structure chart of the map display of the mobile terminal according to one embodiment of the invention.
In the present embodiment, mobile terminal includes: double-screen display module 310, main screen operation module 320 and secondary screen Operation module 330.
Double-screen display module 310, under twin display mode, in main screen and secondary screen, difference is the most explicitly Figure.Double-screen display module 310, under single screen display pattern and twin display mode, can call the main screen in mobile terminal With secondary screen.
Main screen operation module 320, under twin display mode, in main screen, the map that main screen is shown Apply display operational order.This display operational order for carrying out display operation to map.Further, main screen operation module 320, under twin display mode, in this main screen, the map showing this main screen carries out display operation.
Secondary screen operator module 330, under twin display mode, in this pair screen, shows this pair screen Map carries out display operation, or Map Switch show by this pair screen is in this main screen and carry out showing and operate, or The map indirectly shown secondary screen in main screen carries out display operation.
Further, secondary screen operator module 330, under twin display mode, in secondary screen, according to main screen The display operational order received shows the content corresponding with this display operational order.It is to say, the ground that secondary screen shows Figure can carry out display operation by main screen.Such as: the display operational order that main screen receives is for apply a certain region Amplification display operational order, secondary screen shows the map in this region and is amplified display.And for example: by secondary screen Map Switch, to main screen, applies display operational order, in Map Switch returns secondary screen, just in main screen to this map Can show, in secondary screen, the content that this display operational order is corresponding.
Double-screen display module 310, is additionally operable under single screen display pattern, shows map in this main screen.
Main screen operation module 320, is additionally operable under single screen display pattern, in this main screen, shows this main screen Map carry out display operation.
Electronic map client side (map display of mobile terminal) is installed the most in advance;At mobile terminal In open electronic map client side, map display function can be started, map display function is activated, and main screen and secondary screen can To be called by electronic map client side, to be used for showing the map of user's specified geographic location.
Double-screen display module 310 is specifically for showing same geography respectively in the main screen of mobile terminal and secondary screen The map of position or the map of diverse geographic location.Wherein, the map in same geographical position comprises the ground of one of them map Reason scope is included in the situation within the geographic range of another map.Such as: in a certain community, comprise a primary school, this community The map of map and this primary school belongs to the map in same geographical position.And for example: the Forbidden City scenic spot and the Temple of Heaven scenic spot belong to Bu Tong geographical The map of position.
By the shuangping san of the embodiment of the present invention, it is general that user can check in a screen that global map understands route Condition, checks that in another screen itinerary details understood by local map.Shuangping san can also show difference in two screens The map of position.Such as: during travelling, in a screen, display is when the map of foreground point, under another screen shows The map at one sight spot, so can make user be advanced by solution on the premise of not affecting user and check the map of current location The situation of next destination.
In default situations, double-screen display module 310 is first with single screen display pattern display map, the most in the terminal First call main screen display map, starting after twin display mode, recall the secondary screen of mobile terminal, at main screen and Secondary screen shows map respectively.
Being described in detail double-screen display module 310 below, Fig. 4 is the shuangping san according to one embodiment of the invention The structure chart of module.
In the present embodiment, double-screen display module 310 includes: main screen display unit 311, detector unit 312, synchronization Unit 313 and secondary screen display unit 314.
Main screen display unit 311, for showing map in described main screen.
Detector unit 312, is used for detecting whether twin display mode is unlocked.
Lock unit 313, after detecting that twin display mode is opened in detector unit 312, by aobvious in main screen The all or part of map shown is synchronized to secondary screen display unit 314.
Secondary screen display unit 314, for showing all or part of map shown in main screen in secondary screen Show.
Specifically:
Electronic map client side in mobile terminal has twin display mode and single screen display pattern.
Detector unit 312 can detect the display pattern being currently up in real time.
If what detector unit 312 detected startup is twin display mode, then main screen display unit 311 and secondary screen Display unit 314 calls the main screen of mobile terminal and secondary screen respectively, makes main screen and secondary screen show that user specifies respectively The map in geographical position.
If what detector unit 312 detected startup is that single screen shows pattern, then main screen display unit 311 calls movement The main screen of terminal, makes the map of main screen display user's specified geographic location.
Further, the Starting mode of twin display mode and single screen display pattern includes but not limited to: pressed by triggering Button is started, is started by living things feature recognition and started by input voice information.This button is entity button or virtual push button. Living things feature recognition includes but not limited to gesture identification and eyelid identification.
Mode one: pre-set twin display mode button and single screen display mode button.By at twin display mode Button and single screen display mode button detect the button being triggered, identifies and start the pattern of correspondence.
As shown in Figure 5 and Figure 6, Fig. 5 is the schematic diagram of the main screen of mobile terminal under single screen display pattern, and Fig. 6 is double Under screen display pattern, the schematic diagram of the main screen of mobile terminal, shows twin display mode button in Fig. 5, clicks on this double screen and shows Show that mode button can start twin display mode, Fig. 6 showing, single screen shows mode button, click on this single screen display pattern Button can start single screen display pattern.
Mode two: pre-set twin display mode and the single screen display each self-corresponding biological characteristic of pattern, by identifying The biological characteristic of user's input identifies and starts the pattern of correspondence.Such as: the gesture that twin display mode is corresponding is fist, single The gesture shielding display pattern corresponding is the palm that the five fingers are stretched out.And for example: twin display mode correspondence is blinked eye, single screen display mould Formula correspondence is blinked twice eyes.
Mode three: pre-set twin display mode and single screen display pattern each corresponding voice messaging, such as: detect Voice " startup twin display mode " starts twin display mode, detects that voice " starts single screen and shows pattern " startup single screen and shows Show pattern.
Mode two and mode three can use when user is inconvenient to operate mobile terminal, such as: user makes when driving With.Double-screen display module 310 can call photographic head and the mike of mobile terminal, after starting map display function, Photographic head and mike are started working, it is also possible to only make microphone works, the voice (as opened photographic head) inputted by user Start photographic head, and then user can carry out the startup of control model by the way of input voice or biological characteristic.
For main screen display unit 311 and secondary screen display unit 314, specifically:
Under single screen display pattern, main screen display unit 311 gathers the first geographical location information of user's input, obtains The map that first geographical location information is corresponding, and this map is shown in the main screen of mobile terminal.
Under twin display mode, secondary screen display unit 314 gathers the second geographical location information of user's input, obtains Map that this second geographical location information is corresponding also shows in the secondary screen of mobile terminal;Or, start twin display mode After, map corresponding for the first geographical location information is synchronized to secondary screen display unit 314 by lock unit 313, and secondary screen shows This map is shown in the secondary screen of mobile terminal by unit 314.
If showing map in secondary screen by the way of synchronization, then main screen and secondary screen show phase in an initial condition Same map, can be operated by follow-up display, and main screen can be made to show view picture map, secondary screen magnifying display view picture Part map in figure.
Geographical location information can be manually entered by phonetic entry or user.Such as: under single screen display pattern, use Family input voice " display Beijing map ", then show Beijing's map in main screen, under double screen screen display pattern, first exist Secondary screen shows Beijing's map, if user input voice " display parking lot, Chaoyang District distribution map ", then at secondary screen Parking lot, middle display Chaoyang District distribution map.
For the lock unit in double-screen display module 310, specifically:
The whole maps shown in main screen can be synchronized in secondary screen show by lock unit 313;Or, Main screen shows in map and choose retaining zone and be synchronized to the map in retaining zone in secondary screen show.
Further, lock unit 313 can show before described twin display mode is opened in described main screen Map is chosen retaining zone;After described twin display mode is opened, the map in described retaining zone is synchronized to pair Screen display unit 314, makes secondary screen display unit 314 be shown in described secondary screen by the map in retaining zone.
The mode of choosing of retaining zone includes: delineate retaining zone in map, determines same according to the contact in map Step region.
In map, delineate retaining zone include: lock unit 313 detects the Guan Bi lines that user draws in map, will Region in Guan Bi lines is as retaining zone.
Determine that retaining zone includes according to the contact in map: lock unit 313 detects user's finger and touches or click on The contact that screen is formed, if contact is one, then centered by this contact, draws circle, the circle of formation according to default radius Region is retaining zone;If contact is two, then with the distance between two contacts as diameter, and draw based on the two contact Circle, the border circular areas of formation is retaining zone.
Such as: Fig. 7 is the schematic diagram that an optional retaining zone chooses mode, Fig. 8 is the choosing of another optional retaining zone Take the schematic diagram of mode.Fig. 7 is to define two contacts (position that arrow points to) on the main screen of mobile terminal, with two Contact be the dashed circle of diameter be retaining zone, Fig. 8 is to define a contact (broken circle on the main screen of mobile terminal In circle), with this contact as the center of circle, according to pre-set radius draw circle, obtain retaining zone;Assume the retaining zone of Fig. 7 and Fig. 8 Identical, show in the map in retaining zone is synchronized to secondary screen, the secondary screen of the mobile terminal shown in Fig. 9 can be obtained Display schematic diagram.
Described double-screen display module 310 can also include switch unit (not shown).
Switch unit, for switching between main screen and secondary screen, will in main screen the Map Switch of display to pair Screen shows, and/or the Map Switch of display in secondary screen is shown in main screen.
Such as: parking lot, the Chaoyang District distribution map of display in secondary screen is switched in main screen, by aobvious in main screen Beijing's Map Switch shown is in secondary screen.
The switching mode of main screen and secondary screen includes but not limited to: button switching, biological characteristic switching and voice switching. This button is entity button or virtual push button.Living things feature recognition includes but not limited to gesture identification and eyelid identification.Such as exist In Fig. 6-Fig. 9, the rotating mark in every figure upper left corner is i.e. switching push button.
The main screen operation module 320 of the embodiment of the present invention is under twin display mode and single screen display pattern, right The map that main screen shows carries out display operation.
The secondary screen operator module 330 of the embodiment of the present invention, is used under twin display mode, the ground showing secondary screen Figure carries out display operation, or Map Switch show by secondary screen is in described main screen and carry out display and operate.
In the present embodiment, main screen is mainly used in showing that global map, secondary screen are mainly used in display local map.Entirely Local figure refers to the map of user's specified geographic location, and locally map is the part map that user chooses in global map.This Sample, user can check view picture map in main screen, checks local map, more comprehensively understand route in secondary screen Overview and details.
Main screen operation module 320 directly can carry out display behaviour to the global map of display in main screen in main screen Make.Secondary screen operator module 330 directly can carry out display operation to the local map of display in secondary screen in secondary screen.Right The display operation of main screen and secondary screen is independent, can regulate the big of map respectively according to demand in main screen and secondary screen Little.
Secondary screen operator module 330 can carry out display behaviour to the local map of display in secondary screen in main screen indirectly Make.This mode is be applicable to the situation that the local map that secondary screen shows is the part in the view picture map main screen.This Sample, can apply display operational order in main screen to map, performs this display operational order and can make to show in secondary screen Map change.
The local map of display in secondary screen can be cut by secondary screen operator module 330 by double-screen display module 310 Change to main screen shows, local map is carried out display operation, end of operation by main screen, then shows mould by double screen Local map is switched back into secondary screen and shows by block 310.As such, it is possible to receive display operational order in main screen, being somebody's turn to do of execution Display operational order acts directly on from secondary screens switch to the map of main screen, will perform to show the map of operational order Switch back into secondary screen, i.e. can show the content corresponding with this display operational order in secondary screen.
In this example it is shown that operational order is for performing the display operation of correspondence.Display operation includes: to map Overall situation zoom operations and local zoom operations.
Overall situation zoom operations refers to the operation zooming in or out the view picture map entirety of display.Overall situation zoom operations Including: overall situation reduction operation and overall situation amplifieroperation.Overall situation zoom operations can make user's figure over the ground carry out local preview or complete Office's preview.
Local scale operation refers to the operation that the part map in the view picture map to display zooms in or out.Locally Zoom operations includes: subcontract operation and local amplifieroperation.Local scale operation can make user's figure over the ground carry out local Preview.
Specifically, display operation can perform according to the voice messaging that the touch operation of user or user input.Entirely Touch operation mode or the voice messaging of office's zoom operations and local zoom operations correspondence respectively can pre-set.Such as: use Two fingers at family touch screen, form two contacts on screen, and the reduced display of then map is drawn close in the two contact, and these are two years old Individual contact is left, and map is displayed magnified.And for example: the ground that main screen is then shown by user input voice " main screen amplifies display " Figure is amplified display, and the map that main screen is then shown by user input voice " main screen reduces display " reduces display.
When the secondary screen of mobile terminal is LCD display or LED display, secondary screen operator module 330 can be in pair In screen, the map showing secondary screen carries out display operation.When the secondary screen of mobile terminal is electric ink display screen, double Main screen and secondary screen can be switched over by screen display module 310, in the Map Switch that secondary screen is shown to main screen, Secondary screen operator module 330 carries out display operation in main screen to this map.
It is said that in general, the main screen of mobile terminal can be checked at any time by user, when mobile terminal is entered by user's inconvenience During row manual operation, main screen and secondary screen can be switched over, in the Map Switch that secondary screen is shown to main screen, This map is carried out display operation by main screen.
By the map display of the mobile terminal of the present invention, user can make full use of two screens of mobile terminal Curtain, make two screens all show map, with the use of two screens can more comprehensively, consult a map easily in content, Without for a secondary map, the operation zoomed in or out repeatedly.If secondary screen is positioned at the back side of mobile terminal, the most directly It is connected between main screen and secondary screen and switches, it is possible to view the map of display in secondary screen easily.
Relative to the map display of above-mentioned mobile terminal, the embodiment of the present invention additionally provides the ground of a kind of mobile terminal Figure display packing.Figure 10 is the flow chart of the map-indication method of the mobile terminal according to one embodiment of the invention.The present embodiment Executive agent be mobile terminal.
Step S1010, opens map display function.
Step S1020, identifies the display pattern being currently up;If twin display mode, then perform step S1030; If single screen display pattern, then perform step S1050.
Display pattern includes: double-screen display module and single screen display pattern.
In default situations, first start single screen display pattern, according to the operation of user, restart twin display mode, with And switch between single screen display pattern and Two bors d's oeuveres display pattern.
Step S1030, under twin display mode, shows map in main screen and secondary screen respectively.
Under twin display mode, gathering user is the geographical location information that main screen inputs respectively with secondary screen, obtains The map that geographical location information is corresponding, and show in corresponding screen.
Step S1040, in main screen, the map showing main screen applies display operational order;In secondary screen, root The display operational order received according to main screen shows the content corresponding with this display operational order.
In other words, under twin display mode, the map that main screen shows can carry out display operation in main screen;Secondary The map that screen shows can carry out display operation by main screen.
Display operation includes: overall zoom operations and the local zoom operations to map.
The present embodiment is optional, all shows global map, i.e. view picture map in main screen and secondary screen;In main screen Global map is carried out overall situation zoom operations, i.e. global map is carried out the scaling of entirety;In secondary screen or main screen, to pair In screen display global map, local carries out local scale operation.
Step S1050, under single screen display pattern, shows map in main screen.
Under single screen display pattern, gather the geographical location information of user's input, obtain the ground that geographical location information is corresponding Figure, and this map is shown in the main screen of mobile terminal.
Step S1060, in main screen, the map showing main screen carries out display operation.
Display operation includes: overall zoom operations and the local zoom operations to map.
In order to make the present invention clearer, below step S1030 and step S1040 are further described through.Figure 11 It it is the flow chart of the map-indication method of twin display mode according to an embodiment of the invention.
Step S1110, shows map in main screen, and the map shown this main screen in main screen shows Operation.
In default situations, mobile terminal is introduced into single screen display pattern;Under single screen display pattern, aobvious in main screen Pictorial map, and the map in main screen, this main screen shown carry out display operation.
Step S1120, whether detection twin display mode is unlocked;If it is, perform step S1130;If it is not, then Continue executing with step S1120.
Step S1130, is synchronized to all or part of map shown in main screen in secondary screen show.
In the map that main screen shows, choose retaining zone, be synchronized to the map in retaining zone in secondary screen carry out Display.
In the present embodiment, main screen is mainly used in showing that global map, secondary screen are mainly used in display local map.Entirely Local figure refers to the map of user's specified geographic location, and locally map is the part map that user chooses in global map.This Sample, user can check view picture map in main screen, checks local map, more comprehensively understand route in secondary screen Overview and details.
Step S1140, in main screen, the map that the map showing main screen and secondary screen show carries out display behaviour Make.
In the present embodiment, the display to map operates and includes following several ways:
Mode one, directly can carry out display operation to the global map of display in main screen in main screen.
Display operation to global map includes: overall situation zoom operations.The overall situation zoom operations include: the overall situation reduction operation and Overall situation amplifieroperation.Overall situation reduction operation is global map to be carried out entirety reduce.Overall situation amplifieroperation is to enter global map Row entirety is amplified.
Mode two, directly can carry out display operation to the local map of display in secondary screen in secondary screen.
Display operation to local map includes: local scale operates.Local scale operation include: subcontract operation and Partial enlargement operates.Subcontract operation is to reduce local map.Partial enlargement operation is to put local map Greatly.
Mode three, can carry out display operation to the local map of display in secondary screen in main screen indirectly.
If have chosen retaining zone in the global map of main screen, and the map in retaining zone is synchronized to In secondary screen, then in main screen, global map is zoomed in or out operation, zoom in or out operation according to this, to pair In screen, the local map of display zooms in or out operation accordingly.
Such as: after user opens electronic map client side, it is defaulted as single screen display pattern, aobvious in main screen of mobile terminal curtain Show global map;The lower section of electronic map client side display interface arranges " twin display mode " conversion entrance, and click is converted into Mouth can realize the switching between " twin display mode " and " single screen display pattern ";After switching to " twin display mode ", The secondary screen of mobile terminal and the display content synchronization of main screen, touch screen, with two contacts by two fingers in main screen Between distance be that diameter draws circle, form retaining zone, be synchronized to the local map in retaining zone in secondary screen show;? Main screen is drawn close finger and reduces display global map, secondary screen reduces display local map;Hands is separated in main screen Refer to, amplify display global map, secondary screen amplifies display local map.
If the global map in main screen be synchronized in secondary screen, then can choose retaining zone in main screen; Global map in main screen is zoomed in or out operation, zooms in or out operation according to this, secondary screen show complete In local figure, the local map in respective synchronization region is zoomed in or out operation accordingly, to retaining zone outside ground Figure does not zoom in or out operation.
Such as: choose retaining zone in the global map of main screen, choosing of this retaining zone will be synchronized to pair In screen;Global map in main screen is zoomed in or out operation, in secondary screen, the map in retaining zone is entered Row zooms in or out operation accordingly, and map outside retaining zone is unaffected in secondary screen.
Mode four, is switched in main screen display, to partly in main screen by the local map of display in secondary screen Figure carries out display operation, end of operation, then local map switches back into secondary screen shows.
In the present embodiment, map denotation interface arranges main screen and the switching push button of secondary screen, by this switching Button, it is possible to achieve check the purpose of local map in main screen.
The embodiment of the present invention utilizes two screens display maps of mobile terminal, by two screens with the use of, make The overall preview of map, locally preview, overall situation scaling and local scaling are the most simple, and a screen mainly responsible display is complete Office, display local is mainly responsible for by a screen.Without zooming in or out map frequently.Can be to globally by the present embodiment Figure carries out local enlargement display, improves Consumer's Experience effect.
The device embodiment shown in method corresponding diagram 1-Fig. 9 described in the embodiment of the present invention is described, therefore this reality Execute the most detailed part in the description of example, may refer to the related description in previous embodiment, do not repeat at this.
It should be noted that in this article, term " includes ", " comprising " or its any other variant are intended to non-row Comprising of his property, so that include that the process of a series of key element, method, article or device not only include those key elements, and And also include other key elements being not expressly set out, or also include intrinsic for this process, method, article or device Key element.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that including this The process of key element, method, article or device there is also other identical element.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art is it can be understood that arrive above-described embodiment side Method can add the mode of required general hardware platform by software and realize, naturally it is also possible to by hardware, but a lot of in the case of The former is more preferably embodiment.Based on such understanding, prior art is done by technical scheme the most in other words The part going out contribution can embody with the form of software product, and this computer software product is stored in a storage medium In (such as ROM/RAM, magnetic disc, CD), including some instructions with so that a station terminal equipment (can be mobile phone, computer, take Business device, air-conditioner, or the network equipment etc.) perform the method described in each embodiment of the present invention.
These are only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention, every utilize this Equivalent structure or equivalence flow process that bright description and accompanying drawing content are made convert, or are directly or indirectly used in other relevant skills Art field, is the most in like manner included in the scope of patent protection of the present invention.

Claims (10)

1. the map display of a mobile terminal, it is characterised in that including:
Double-screen display module, under twin display mode, shows map in main screen and secondary screen respectively;
Main screen operation module, under twin display mode, in described main screen, the map that described main screen is shown Apply display operational order;
Secondary screen operator module, under twin display mode, in described secondary screen, receives according to described main screen Described display operational order shows the content corresponding with described display operational order.
Device the most according to claim 1, it is characterised in that described double-screen display module includes:
Main screen display unit, for showing map in described main screen;
Detector unit, is used for detecting whether twin display mode is unlocked;
Lock unit, after detecting that described twin display mode is opened in described detector unit, by described main screen All or part of map of display is synchronized to secondary screen display unit;
Secondary screen display unit, for showing all or part of map of display in described main screen in described secondary screen Show.
Device the most according to claim 2, it is characterised in that described lock unit, specifically for:
Before described twin display mode is opened, show in described main screen in map and choose retaining zone;Described double After screen display pattern is opened, the map in described retaining zone is synchronized to described secondary screen display unit, makes described secondary screen Map in described retaining zone is shown in described secondary screen by curtain display unit.
Device the most according to claim 1, it is characterised in that
Described double-screen display module, is additionally operable under single screen display pattern, shows map in main screen;
Described main screen operation module, is additionally operable under single screen display pattern, in described main screen, shows described main screen Map carry out display operation.
5. according to the device according to any one of claim 1-4, it is characterised in that
Described display operational order is used for carrying out display operation;
The type of described display operation includes: overall zoom operations and the local zoom operations to map.
6. the map-indication method of a mobile terminal, it is characterised in that including:
Under twin display mode, in main screen and secondary screen, show map respectively;
In described main screen, the map showing described main screen applies display operational order;
In described secondary screen, the described display operational order received according to described main screen shows and refers to described display operation Make corresponding content.
Method the most according to claim 6, it is characterised in that described under twin display mode, at main screen and secondary screen Map is shown respectively in Mu, including:
Map is shown in described main screen;
Whether detection twin display mode is unlocked;
If it is, be synchronized to all or part of map of display in described main screen described secondary screen shows.
Method the most according to claim 7, it is characterised in that
Before described twin display mode is opened, also include:
Described main screen shows in map and choose retaining zone;
Described being synchronized to by the part map of display in described main screen shows in described secondary screen, including: by described same Map in step region is synchronized in described secondary screen show.
Method the most according to claim 6, it is characterised in that described method also includes:
Under single screen display pattern, main screen shows map;And,
In described main screen, the map showing described main screen carries out display operation.
10. according to the method according to any one of claim 6-9, it is characterised in that
Described display operational order is used for carrying out display operation;
The type of described display operation includes: overall zoom operations and the local zoom operations to map.
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Application publication date: 20161207