Summary of the invention
The technical problem that the present invention solves provides a kind of hand-held mobile communications terminal equipment, can guarantee effectively that the user carries out safe information communication, and volume is less, in light weight, simple to operate, power consumption is low, easy to carry, can realize on-the-spot office in real time easily.
For solving the problems of the technologies described above, hand-held mobile communications terminal equipment of the present invention comprises that one is totally controlled described terminal equipment, data processing, the computing module of resource management, and LCDs, touch-screen and power supply, comprise that is also passed through a CDMA, the GPRS net, realize the address card of voice-and-data Communications service, one has the closely bluetooth module of bluetooth communication function, one is to carry out the bus connection between each module to be connected with power supply, and provide the backboard of connecting interface for each module, one to inputing or outputing data realization encryption and decryption, and provide the security module of security service, described computing module, security module, address card, bluetooth module directly is inserted on the backboard by connector, and be connected by the bus on the backboard, the data-interface of LCDs is connected to computing module by the FPCB line, the CCFL of LCDs and touch-screen are connected on the backboard, and the external interface of described terminal equipment is integrated on the backboard.
Computing module of the present invention can be realized all man-machine interactions, general data processing and peripherals administration, realizes on-the-spot office, Business Processing in real time very easily.
Security module of the present invention makes the user can determine as required whether the data of transmitting need safety encipher to handle.The user all as calculated resume module finish and need carry out the information of safe transmission, all must carry out could sending to address card or bluetooth module by computing module after the safe handling, and externally send by address card or bluetooth module through security module.Receive and be dealt into computing module for information by address card or bluetooth module from the external wireless network, if enciphered message then sends to security module by computing module with information and is decrypted processing, be forwarded to computing module then, realize man-machine interaction by computing module.This security module provides various types of security services for the user, as application layer trust service, IP layer security service (VPN etc.), link layer encryption service and security service management etc.Can realize industry all safe mobile data services and speech businesses such as E-Government, electronic banking, industry and commerce, security, the tax, public security, customs and ecommerce.
Security module is connected with two smart card decks, and wherein smart card deck 1 is positioned on the security module, is the public smart card deck of many people; Smart card deck 2 is positioned at and is individual special intelligent card deck on the backboard.When inserting the smart card of validated user on the smart card deck 2, do not allow smart card deck 1 user to use public smart card.This measure and ensure the safety and the stored information safety of user profile in the described terminal equipment.
The bluetooth module of terminal equipment of the present invention can make this terminal equipment and other bluetooth communication equipment interconnect by Bluetooth protocol, realizes closely bluetooth communication function.
The invention provides a kind of interface shape of supporting the hot plug communication card, the user selects CDMA address card or GPRS address card as required for use, and this terminal equipment is inserted CDMA or GPRS network respectively.
The present invention adopts greater than 4400mAh/7.4V lithium ion polymer rechargeable battery, can support its continuous operation 7 hours, and common relatively notebook computer power consumption is extremely low.
Embodiment
As shown in Figure 1, hand-held mobile communications terminal equipment of the present invention comprises computing module, security module, address card, bluetooth module, backboard, LCDs and touch-screen and power supply.External interface of the present invention is integrated on the backboard.Security module and described computing module, address card, bluetooth module directly are inserted on the backboard by connector.
Described computing module is mainly finished general utility functionss such as overall control to this terminal equipment, data processing, man-machine interaction, resource management, the directly service of providing convenience for the user.Except that safe encryption and decryption functions, all application services and function support realize by computing module.Computing module is used for receiving extraneous input such as button, touch-screen as the performance element of all application programs, and the result is presented on the LCD Panel that is attached thereto.
As shown in Figure 2, described computing module adopts Intel PXA263 microprocessor, and the operating frequency of this microprocessor is 400Mhz.This computing module also comprises: the SDRAM of 128M byte, USB controller (OTG242), liquid crystal display screen controller, and USB otg controller, audio codec, 64M byte flash memory etc., above-mentioned device is connected by computing module internal data address bus.The SDRAM chip of described computing module is selected the K4S511533C-YL80 of Samsung for use, forms the 128M byte by the SDRAM of two 64M bytes, and described microprocessor directly is connected with the SDRAM chip, and described LCDs controller chip is selected MQ200 for use.
Described computing module is divided into two classes from the interface established, and a class is the interface with backboard, and another kind of is interface with LCDs.The connector model that is connected with the interface of backboard is FX8-140P-SV, and used connector model is FX8-140S-SV on the corresponding backboard, and this interface device is the 140Pin pin, the 3mm height.The connector model that is connected with the interface of LCDs is DF19G-14S-1C.
Described hand-held mobile communications terminal equipment enters the dormant state of extremely power saving when not working, in case the external world has emergency (for example: phone, note, notice, certification) to take place like this, and when needing the user to handle, computing module and other modules will be activated, and this terminal equipment can notify the user to handle these incidents quickly.Therefore, designed related circuit on the described computing module, the power supply of the unified described terminal equipment of control and management and each parts thereof and their operating state comprise: operation control and management, the electric weight that high-speed cruising, normal operation, dormancy, cell voltage are crossed each critical piece when hanging down shows, the control of CCFL backlight illumination.
Described security module is finished all crypto-operation functions, finally for the user provides various types of security services, as application layer trust service, IP layer security service (VPN etc.), link layer encryption service and security service management etc.
This security module adopts Intel PXA262 as processor, and the operating frequency of this processor is 200Mhz.It also comprises SDRAM, smart card deck 1, safe deciphering chip etc., and above-mentioned device is connected by internal bus.SDRAM links to each other with Intel PXA262 by data address bus, and smart card deck 1 links to each other with UART serial ports on the Intel PXA262, and safe deciphering chip is connected with GPIO on the IntelPXA262, carries out exchanges data.The smart card that inserts on this smart card deck 1 is realized the storage of key and certificate and the hardware realization of part enciphering and deciphering algorithm and User Recognition algorithm.The enciphering and deciphering algorithm of various varying strengths is the software algorithm realizations by operation on realization of safety deciphering chip hardware or the Intel PXA262.
This security module has from the hardware interface of establishing: data fifo bus and control bus interface, and supply line.Data fifo bus and control bus interface are connected to computing module, and the UART serial interface is connected to the smart card deck 2 that is installed on the backboard.
Be connected two smart card decks with described security module by the UART serial ports, the smart card deck 1 that wherein is positioned on the security module is the public smart card deck of many people, and the smart card deck 2 that is positioned on the backboard is individual special intelligent card deck.When inserting the individual special intelligent card of validated user on the smart card deck 2, do not allow to use on the smart card deck 1 public smart card.
Described backboard is equivalent to the mainboard of desktop PC, and its major function is for each module provides voicefrequency circuit and frequency switch circuit, and bus connects with power supply and is connected, and provides connecting interface for each module.Deck and connector that described connecting interface is used all are installed on the backboard.In addition, charging power-supplying circuit of the present invention also is arranged on the backboard.
Described backboard is provided with the DC-DC voltage conversion circuit, cell voltage is carried out high efficiency voltage transformation, thereby provide the driving core voltage of 1.2/0.9V for the microprocessor (PXA262 and PXA263) of security module and computing module, all devices (comprising microprocessor) on security module and computing module, and other modules, peripheral hardware and bus provide the driving supply power voltage of 2.5V, 3.3V, 4V, 5V respectively.Simultaneously, the big electric current that may produce in power supply circuits when tackling full speed running of the present invention has designed corresponding big current suppling circuit on the backboard.
Because the particularity that the present invention uses, the present invention has also designed standby self-contained battery, and when changing removable battery, or the removable battery electric weight is when not enough, by reserve battery to described power terminal equipment.When this terminal equipment charges on charger, mobile battery and standby self-contained battery all will enter charged state.So also designing on the backboard has battery switching circuit.
Bus on the described backboard connects the GPIO line that the microprocessor that comprises computing module connects button, the iic bus that connects temperature sensor, the external data bus that links to each other with the USB controller, the data address bus that connects the data address bus chip for driving that drives CF card deck interface, the data fifo bus and the control bus of connection computing module and security module.
Described backboard also is provided with the CCFL circuit, and it can realize that computing module is to the backlight illumination of LCDs, the control of whether opening function such as backlight.This CCFL circuit is transformed into the high pressure of nearly 2000V with the low pressure of several volts, for LCDs provides backlight power supply.Described CCFL circuit mainly is made of backlight control circuit LT1961 and transformer IND-CIU86.
Provide following external interface for ancillary equipment on the described backboard: two CF card decks, USB control unit interface (USB-A, USB-MINI-AB), address card interface, external power sources fill power supply interface, keystroke interface.Described USB control unit interface, CF card deck interface, keystroke interface are controlled by computing module.
Described CF card deck is connected with the microprocessor of computing module with data/address bus by address bus, drive by data address bus chip for driving (SN74LVC16244ADLR, SN74LVC16245ADLR) respectively, described CF card deck interface adopts standard interface, and its interface meets CompactFlash card (being called for short the CF card) interface standard code requirement.
Described USB control unit interface control chip is OTG242, and it is connected by data address bus with the microprocessor of computing module, and this USB control unit interface control chip externally has a USB-A interface and a USB-MINI-AB interface.This USB-A interface can only connect other peripheral slave units (CLIENT) by this interface as main equipment (HOST).The USB-MINI-AB interface is selected the N06-5301-10 socket for use, and this interface has the OTG function, makes it both can be used as main equipment like this and connects external equipment, can be used as slave unit again, and itself connects main frame as slave unit.
Described communication card interface is for external CDMA or GPRS address card.The socket of described communication card interface is 38 pin pins, and pinout as shown in Figure 3.Pin electricity function index: withstand voltage: 100V AC; Contact resistance: 40 ohm; Current limitation value: 0.5A AC/DC MAX.
Described external power source fills the backboard charger socket of power supply interface and selects DAlR026L91 for use---26Pin.
Described backboard internal interface comprises the flexible-packed battery seat, and socket is selected DF3-5P-2H for use, and plug (cooperation socket) is selected DF3-5S-2C for use, and terminal is selected DF3-22PCA for use, line style: AWG 22#, thermistor is: Semitec 103KT1608.The length of the battery of flexible package (being standby self-contained battery) external interface outlet should be at 50mm.
This backboard internal interface also comprises the mobile battery seat.Because the 3A electric current that needs support to pass through, connector is selected the 1377269-2 connector for use.The thermistor of mobile battery inside is selected Semitec103KT1608 for use.
Computing module is connected by backboard with the communication of security module realizes that communication bus is data fifo bus and control bus.Its annexation as shown in Figure 2.
Because described computing module, security module, address card, bluetooth module directly are inserted on the backboard by connector, so backboard provides the interface of 140 pins for computing module, for security module provides the interface of 60 pins, provide the interface of 30 pins for bluetooth module.This backboard provides 2 loud speakers (SPK) in addition, 1 microphone (MIC) and a headset interface (HF Jack).
Described bluetooth module comprises Bluetooth chip, board to board connector and antenna.A UART serial ports is arranged on the bluetooth module, and bluetooth module is connected with the UART serial ports of computing module by this UART serial ports, accepts instruction or data that computing module sends, mainly is to realize the bluetooth communication service.Described bluetooth module interface device model is WR-30S-VFH05-1, and this interface device provides 30 pins, directly is plugged on the backboard.
Described communication card is with the CDMA net of terminal equipment of the present invention by CHINAUNICOM or the data, services of the GPRS net of China Mobile, connects by DDN mode and wireless access gateway.
The invention provides communication card interface shape unified and that support hot plug, the user selects CDMA address card or GPRS address card as required for use, therefore can insert CDMA or GPRS network respectively.
In terminal equipment of the present invention, a UART serial ports is arranged on the address card interface, address card directly is connected with the UART serial ports of computing module by this UART serial ports, accepts instruction or data that computing module sends.Address card links to each other with microphone with the earphone on the backboard by the audio frequency diverter switch by the analogue audio frequency line, and simultaneously, address card links to each other with computing module by PCM digital audio line.In addition, provide support the UIM card deck (CDMA with) of separation between machine and card or SIM card deck (GPRS with) of the communication module on this address card.
Essential in use built-in UIM card of this address card or SIM card.Address card has the device number of oneself, and described terminal equipment loads the corresponding driving program automatically, and the address card of guaranteeing the GPRS of the CDMA of different model or different model does not need the artificial regeneration driver when inserting.
On this address card, being connected between address card and the backboard is the special connector by one 38 pin, the definition of each pin has all taken into account the pin of CDMA module or GPRS module, makes the present invention can connect address card based on cdma network, also can connect the address card based on GPRS network.Also have a USB controller mouth in addition, be used for the module of other wireless communication modes.The pin electricity function index of special connector: withstand voltage: 100V AC, contact resistance: 40 ohm, cut-off current: 0.5A AC/DC MAX.
Described LCDs is selected 8.9 inches LCDs for use, and resolution is 1024 * 600, and color is the 256K look.It has LVDS interface and CCFL backlight control.The LVDS interface of LCDs is connected to computing module by the FPCB line, and the CCFL backlight control of LCDs is connected on the backboard.Its overall dimensions are 224 * 129 * 5.2mm.Display resolution and colourity are 1024*600*18bits.LCDs power consumption 180mA/3.3V, CCFL backlight power consumption 3.0mA (rms).
The 8 wire resistance type touch-screens of touch-screen of the present invention for designing voluntarily, customizing.Touch-screen is connected with touch screen controller on the backboard by 8 line interface connectors.This touch screen controller is delivered to the computing module processor with the click location parameter by touch screen data and control bus and is carried out data processing.
Terminal equipment of the present invention is provided with on ﹠ off switch, roller bearing key and reset key.On ﹠ off switch is used to switch various operating states, comprises the switching of the opening and closing of the opening and closing of switching touch-screen, LCDs, opening and closing backlight, various operating states of ancillary equipment that computing module is connected with it; The roller bearing key can stir the page, chooses the option that needs, and then the option of choosing is confirmed; Reset key is used for system reset.On ﹠ off switch and roller bearing key directly are connected the GPIO mouth of computing module microprocessor, and reset key connects the hardware reset pin of this microprocessor.
Terminal equipment support identification of the present invention starts function; when user input with described terminal equipment in preserve the validated user information conforms time, allow this user to start, otherwise; after for several times input is not inconsistent, will take certain safety measure to protect sensitive information in this terminal equipment.
Terminal equipment of the present invention also is equipped with intelligent charger, and this intelligent charger to power requirement is: power supply input AC 50Hz 100V-250V, fail safe meets Chinese 3C security regulations.Described intelligent charger is selected DA1R026L91-26Pin for use to the charger interface seat of described terminal equipment.This intelligent charger is described terminal equipment charging and power supply.
Terminal equipment overall dimension of the present invention is 229 * 148 * 18mm, and weight is carried very convenient less than 600 grams.