CN101778161A - Mobile Internet terminal - Google Patents

Mobile Internet terminal Download PDF

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Publication number
CN101778161A
CN101778161A CN201010001258A CN201010001258A CN101778161A CN 101778161 A CN101778161 A CN 101778161A CN 201010001258 A CN201010001258 A CN 201010001258A CN 201010001258 A CN201010001258 A CN 201010001258A CN 101778161 A CN101778161 A CN 101778161A
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China
Prior art keywords
signal
controller
interface
module
terminal
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Pending
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CN201010001258A
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Chinese (zh)
Inventor
李树宏
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ZTE Corp
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ZTE Corp
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Priority to CN201010001258A priority Critical patent/CN101778161A/en
Publication of CN101778161A publication Critical patent/CN101778161A/en
Priority to PCT/CN2010/075420 priority patent/WO2011088674A1/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/72442—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality for playing music files
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals

Abstract

The invention discloses a mobile Internet terminal, which comprises a camera, an antenna, a processor system for controlling the coordinating operation of each part of the terminal, a memory for storing data of each software of the terminal and user data for processor system call, an audio module for playing audio files and video calls sent by the processor system, a video and display processing module for receiving the image signals sent by the processor system and outputting and displaying, a 3G module for accessing to the Internet and the video call, and a module for providing the interface of the operation terminal. The invention has small volume and convenient carry, and enhances user experience.

Description

A kind of mobile Internet terminal
Technical field
The present invention relates to wireless telecommunications and multimedia microelectronics technology, be meant a kind of mobile Internet terminal especially.
Background technology
Along with the rapid construction of wireless communication networks and the development of multimedia terminal microelectric technique, the technical conditions that computer, consumer electronics merge are ripe.At present, PC on the market and portable terminal such as smart mobile phone are the Related products of main flow.
Functions such as PC possesses quick access the Internet, memory capacity is big, indicator screen is big, support various video code/decode format, but volume is big, carries inconvenience; Smart mobile phone can effectively remedy above-mentioned defective, in the portable while, possesses the access internet function, also can carry out video playback, simultaneously can carry out conventional telecommunications business such as voice call, video calling, but the screen of smart mobile phone is less, the memory span of support is also less, the video format that can play is limited, is unfavorable for user experience.
Mobile Internet terminal is the representative that PC and mobile phone merge, and as a kind of emerging mobile multimedia equipment, mobile Internet terminal possesses the high-performance multimedia processing capability.Be used to satisfy the consumer to move, the Internet inserts and the demand of computing power, mobile Internet terminal has become important product between mobile phone and the notebook computer.
But mobile Internet terminal does not still form scale at present, drive in consumer demand, and rely on technical maturation, begun to become the focus of information technology consumer product competition of future generation, the blank market of this part has begun to become the focus of information technology consumer product competition of future generation.The specific implementation of mobile Internet terminal just becomes the focus of research.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of mobile Internet terminal, can insert the Internet, carry out video calling, and volume is little, is easy to carry, and has promoted user experience.
For achieving the above object, technical scheme of the present invention is achieved in that
The invention provides a kind of mobile Internet terminal, comprise camera, antenna, also comprise:
Processor system is used for coordinate operation between the control terminal each several part;
Memory is used for the data and the user data of each software of storage terminal, calls in order to processor system;
Audio-frequency module is used for audio file and video calling that playback process device system transmits;
Video and demonstration processing module, the picture signal and the output that are used for the transmission of receiving processor system show;
The 3G module is used to insert the Internet and video calling;
Input module is used to provide the interface of operating terminal.
In the such scheme, described processor system comprises: minimum system is used for decoding video signal or coding; First controller is used for the register of integrated audio codec is configured, and is used for the voice-frequency channel between 3G module and the integrated audio codec; Accordingly, described audio-frequency module comprises: the integrated audio codec, be used to receive the audio signal that first controller sends, and through digital-to-analogue conversion or analog-to-digital conversion, send to boombox or earphone.
In the such scheme, described processor system further comprises, Memory Controller is used for connected storage, and the data that memory is sent send minimum system to; Described minimum system is further used for calling the data in the memory; Accordingly, described memory comprises: NAND FLASH is used for the data and the user data of the various softwares of storage terminal; Internal memory, the program and the operation that are used for calling NAND FLASH send to minimum system.
In the such scheme, described memory further comprises: hard disk is used for the data and the user data of the various softwares of storage terminal; Or Emmc/iANAD is used for the data and the user data of the various softwares of storage terminal.
In the such scheme, described processor system further comprises: display controller, be used to receive the picture signal that minimum system sends, and convert to and meet image and the output that the display that connected requires; Described minimum system is further used for, and the picture signal of calling in the memory sends to display controller; Accordingly, described video and demonstration processing module further comprise: three primary colors (RGB) are to HDMI (High Definition Multimedia Interface) (HDMI) signal conversion module, the rgb signal of display controller output is converted to the HDMI signal, HDMI is provided interface, described HDMI interface is exportable; RGB is to low-voltage differential signal (LVDS) modular converter, and the rgb signal that display controller is exported is converted to the LVDS signal, and is sent to the LVDS interface display.
In the such scheme, described video and demonstration processing module further comprise: the rgb interface display is used to receive the rgb signal of display control transmission and show.
In the such scheme, described processor system further comprises: the USB controller, be used to receive the data of 3G module, and send data to the 3G module; Digital audio interface (PCM) controller is used to receive the audio signal of 3G submodule, sends digital audio and video signals to the 3G submodule; The GPIO controller when terminal standby, needs conversation or inserts the Internet, sends wake-up signal to the 3G submodule; Accordingly, the 3G module comprises: the 3G submodule is used for sending wireless signal by USB interface; Transmit digital audio and video signals by pcm interface; Terminal standby has incoming call, sends wake-up signal to the GPIO controller; Sim card connector is used to connect SIM card, with the mutual SIM card signal of 3G submodule.
In the such scheme, described processor system further comprises: keyboard controller, and the transducing signal of reception touch screen controller receives the push button signalling that button sends; Accordingly, input module comprises: button is used for sending push button signalling to keyboard controller; Touch screen controller is used for the touch-screen transducing signal of touch-screen is carried out sending to keyboard controller after the analog-to-digital conversion, and the touch-screen transducing signal is positioned; Touch-screen is used to provide the interface of manual palpation operation, and the touch-screen transducing signal is sent to touch screen controller.
In the such scheme, described terminal further comprises: wireless Internet (WiFi)/bluetooth (BT)/FM broadcasting (FM)/global positioning system (GPS), and described audio-frequency module also is used for, and receives simulated audio signal and the broadcast of the FM of WiFi/BT/FM/GPS; Receive the digital audio and video signals of the BT that WiFi/BT/FM/GPS sends, be sent to the 3G module, the audio signal of 3G module is sent to WiFi/BT/FM/GPS; Accordingly, WiFi/BT/FM/GPS: the simulated audio signal that is used to send FM; Send the BT digital audio and video signals, receive the audio signal of 3G module; Support the WiFi client, carry out Wi-Fi (Wireless Internet Access); Carry out FM broadcasting; Position and navigate; The data of carrying out bluetooth transmit.
In the such scheme, described external interface comprises USB On-The-GO interface, SD card or T card and USB 2.0 HOST interfaces, is used to provide the interface of various peripheral hardwares.
This shows that mobile Internet terminal provided by the present invention has following characteristics:
One, can pass through 3G network, wireless Internet (WiFi) access the Internet whenever and wherever possible;
Two, portable set is compared with notebook computer, and volume is littler, is easy to carry about with one;
Three, screen is big, and the displaying video form is various, is beneficial to the webpage full page and browses, and improves user experience;
Four, the general utility functions that have smart mobile phone and computer on the function;
Five, overall performance is powerful, speeds up Web searches and other application processing speeds.
Description of drawings
Fig. 1 realizes schematic diagram for the integral body of mobile Internet terminal of the present invention;
Fig. 2 forms structural representation for processor of the present invention;
Fig. 3 stores the composition structural representation for the present invention;
Fig. 4 forms structural representation for audio-frequency module of the present invention;
Fig. 5 is for video of the present invention and show processing module composition structural representation;
Fig. 6 forms structural representation for camera of the present invention;
Fig. 7 forms structural representation for WiFi/BT/FM/GPS of the present invention;
Fig. 8 forms structural representation for 3G submodule of the present invention;
Fig. 9 partly forms structural representation for input module of the present invention;
Figure 10 forms structural representation for external interface of the present invention;
Figure 11 forms structural representation for power supply of the present invention.
Embodiment
Basic thought of the present invention is: the coordinate operation between processor system control storage, video and demonstration processing module, audio-frequency module, camera, 3G module, input module, power supply and the antenna, further can also control WiFi/ bluetooth (BT)/FM broadcasting (FM)/global positioning system (GPS), external interface, reach the coordinate operation between the above each several part, the terminal that realize a kind of video capable conversation, insert the Internet, memory capacity is big, monitor resolution is high.
The structure of mobile Internet terminal of the present invention is made up of processor system 101, memory 102, audio-frequency module 103, video and demonstration processing module 104, camera 105, WiFi/BT/FM/GPS 106,3G module 107, input module 108, external interface 109, power supply 110 and antenna 111 as shown in Figure 1.
Processor system 101, the coordinate operation between the control terminal each several part;
Memory 102 is used for storage system or user's data information, calls in order to processor system 101;
Audio-frequency module 103 is used for the audio file that playback process device system 101 sends, playing frequency modulation broadcast, video calling, bluetooth earphone conversation;
Video and demonstration processing module 104, three primary colors (RGB) signal or low-voltage differential signal (LVDS) that receiving processor system 101 sends, and output shows;
Camera 105 is used to take pictures, shooting or 3G make a video recording during conversation, and send to processor system 101;
WiFi/BT/FM/GPS 106, link to each other with processor system 101, support the WiFi client, carry out Wi-Fi (Wireless Internet Access); Carry out FM broadcasting; Position and navigate; The data of carrying out bluetooth transmit, and link to each other with audio-frequency module 103, converse when inserting bluetooth earphone;
3G module 107 links to each other with audio-frequency module 103 with processor system 101, carries out Wi-Fi (Wireless Internet Access) and video calling;
Input module 108 links to each other with processor system 101, and the interface of operation mobile Internet terminal is provided, and the instruction that the user is imported sends to processor system 101.
External interface 109 links to each other with processor system 101, and the interface of various peripheral hardwares is provided, and comprises USB, SD card, T card etc.;
Power supply 110 is to each module for power supply.
Antenna 111, the wireless signal of WiFi, BT and 3G module 107 among reception and the transmission WiFi/BT/FM/GPS 106, the wireless signal of FM, GPS among the transmission WiFi/BT/FM/GPS 106.
Wherein, processor system 101 structures specifically comprise as shown in Figure 2:
Minimum system 201 comprises CPU, level cache and L2 cache, is used for control and coordinate operation to each module, to decoding video signal or coding; Call data in the memory by Memory Controller 207; The picture signal that receives 206 transmissions of camera controller sends to memory and preserves, and the picture signal of calling in the memory by Memory Controller 207 sends to display controller 203; Described coordinate operation specifically comprises: the picture signal that receives the transmission of camera controller sends to memory and preserves; Memory is preserved that picture signal sends to display controller so that show output; The register of the controller of different peripheral is set, receives the data of the relevant device of peripheral hardware transmission, store, forwarding or the like is corresponding to be handled; Wherein, described level cache is used for temporary transient storage and transmits all kinds of operational orders to CPU, and L2 cache is used to store the data that level cache can't be kept in and the CPU calculation process need be used;
Hardware accelerator 202, be used for the decoding of compressed video signal or the coding of vision signal, play the video that resolution reaches the various standards of 1080p, because hardware accelerator 202 can be realized the individual task of double counting complexity, therefore alleviate the operation burden of minimum system 201, reduced the energy consumption of mobile Internet terminal;
Display controller 203, be used for picture signal with minimum system 201 transmissions, convert to and meet the video that is connected and show the image that processing module requires, and with the output of the form of rgb signal or LVDS signal, described rgb signal or LVDS signal are by the video that connects and show the interface decision of processing module;
System control unit 204 comprises: the clock-reset management is used for providing clock and reset signal to each module and minimum system 201; Interrupt control unit is used for providing interrupt signal to each module; Timer is used for providing the time regularly to minimum system 201, so that minimum system 201 is operated after expiring according in advance time regularly that is arranged on accordingly; Real-time clock is used to provide time of mobile Internet terminal;
Peripheral hardware 205, comprise the USB controller, MMC (MultiMedia Card)/secure digital input-output card (SDIO) controller, Serial Peripheral Interface (SPI) controller, audio interface controller, interior bus (I2C) controller of integrating, universal asynchronous reception/transmission (UART) controller, general input and output (GPIO) controller and keyboard controller, register is all arranged in the above-mentioned controller, be used to store the different parameters that minimum system 201 is provided with at different controllers, and receive the data that corresponding peripheral hardware sends, send to minimum system 201, wherein said audio interface controller comprises I2S (Inter-IC Sound Bus) controller and digital audio interface (PCM) controller;
Camera controller 206 is used to receive the picture signal that camera sends, and sends to minimum system 201;
Memory Controller 207 is used to support NAND FLASH, memories such as LP DDR, DDR2, DDR3, hard disk, and the data that reception memorizer sends also send to minimum system 201;
Interconnection 208 is used for various controllers, module and corresponding apparatus thereof in the connection processing device system.
Memory 102 structures specifically comprise as shown in Figure 3:
NAND FLASH 301 links to each other with Memory Controller by the FLASH interface, inner each information of software of storage system, user data etc., and capacity can reach 128MB～256MB;
Internal memory 302, link to each other with Memory Controller by 16 or 32 ddr interfaces, call program and operation among the NANDFLASH 301, send to Memory Controller, can adopt the internal memory of the LP DDR of the DDR2 memory of 256MB～1GB or 256MB～512MB as mobile Internet terminal;
Described Memory Controller belongs to processor system, connects various memories, the data that reception memorizer sends, and send minimum system to.
Be the memory capacity of expansion mobile Internet terminal, memory 102 further comprises:
EMMC/iNAND 303, and inner each information of software of storage system, user data etc. link to each other with Memory Controller by SDIO (Secure Digital I/O) interface;
Perhaps, solid magnetic disc (SSD) hard disk 304, inner each information of software of storage system, user data etc. link to each other with Memory Controller by standard extension interface (IDE) or serial hardware driver interface (SATA).
Audio-frequency module 103, structure specifically comprise as shown in Figure 4:
Integrated audio codec 401 is used to receive the digital audio and video signals of 3G module, through digital-to-analogue conversion, is sent to earphone/MIC 404 or boombox 403; Receive the simulated audio signal of FM, be sent to earphone/MIC 404 or boombox 403; Receive the simulated audio signal that built-in MIC 402 or earphone/MIC 404 send, be sent to the 3G module through analog-to-digital conversion;
Further, when WiFi/BT/FM/GPS inserts the BT earphone, be used to receive the digital audio and video signals that BT sends, be sent to the 3G module, and the digital audio and video signals of 3G module is sent to WiFi/BT/FM/GPS;
Further, when transmitting audio signal by the I2S interface between first controller and the 3G module, be used to receive the audio signal of the 3G module that first controller sends;
The 3G module is connected with integrated audio codec 401 by pcm interface, is used for sending or receiving to integrated audio codec 401 digital audio and video signals of its transmission; Perhaps be connected with first controller, send or received audio signal to integrated audio codec 401 by first controller by the I2S interface;
First controller, the peripheral hardware that belongs to processor system, comprise I2C controller or SPI controller, be used for being configured by I2C interface or the SPI interface register to integrated audio codec 401, described configuration comprises configuration, digital-to-analogue conversion or analog-to-digital conversion parameter configuration of integrated audio codec 401 digital audio interfaces or the like;
Further, first controller can also comprise the I2S controller, is used for as the voice-frequency channel between 3G module and the integrated audio codec 401;
Accordingly, WiFi/BT/FM/GPS is used for the simulated audio signal to integrated audio codec 401 output FM; When inserting the BT earphone, be connected with integrated audio codec 401, be used for sending the digital audio and video signals of BT, and receive the digital audio and video signals of integrated audio codec 401 outputs to integrated audio codec 401 by PCM;
Earphone/MIC 404, directly link to each other with integrated audio codec 401 by earphone or MIC signal, are used to receive the audio signal that integrated audio codec 401 sends, and send audio signal to integrated audio codec 401;
Boombox 403 is used to play the audio signal that integrated audio codec 401 transmits;
Built-in MIC 402 is used for sending audio signal to integrated audio codec 401.
Video and demonstration processing module 104, concrete structure specifically comprises as shown in Figure 5:
Rgb interface display 501 is used to receive RGB picture signal and the output demonstration that display controller sends, and directly links to each other with display controller, and described rgb interface monitor resolution can reach 1024*600;
Further, adopt LVDS interface display 503 as if mobile Internet terminal, receive LVDS picture signal and the output demonstration of RGB to 502 outputs of LVDS signal conversion module, described LVDS interface display resolution can reach 1024*600;
Accordingly, RGB is to LVDS signal conversion module 502, and the parallel port conversion of signals that is used for rgb signal is the rs 232 serial interface signal of LVDS, is sent to LVDS interface display 503;
Video and demonstration processing module further comprise, RGB is to HDMI (High Definition Multimedia Interface) (HDMI) signal conversion module 504, be used for rgb signal is converted to the HDMI signal, HDMI is provided interface, described HDMI interface can be exported the high-definition video signal of 720P or 1080P;
Display controller belongs to processor system, is used to send picture signal; The composite video signal interface or the S terminal interface that connect television set are provided.
Camera 105, concrete structure comprise as shown in Figure 6:
Preposition camera 601 connects with the camera controller by CPI (Camera Sensor Interface), the picture signal when the camera controller sends video calling;
Rearmounted camera 602, general-purpose system interface MIPI-CSI or CCP2 (Compact Camera Port 2) interface by the definition of mobile industrial processor interface normal structure connect with the camera controller, are used for sending the picture signal of taking pictures or making a video recording to the camera controller.
The camera controller, belong to the processor processing system, be used for preposition camera 601 and rearmounted camera 602 are configured and control the unlatching of preposition camera 601 and rearmounted camera 602 or closing by the I2C interface, described configuration comprises the contrast of camera etc.; Receive the picture signal of the transmission of preposition camera 601 by CPI, receive the picture signal that rearmounted camera 602 sends by MIPI-CSI interface or CCP2 interface.
WiFi/BT/FM/GPS 106, and concrete structure comprises as shown in Figure 7:
WiFi 701, link to each other with second processor by SDIO interface or SPI interface, are used for connecting with other WiFi access point, and the wireless signal of receiving is sent to second processor;
BT 702, link to each other with second processor by the UART interface, are used to carry out the blue-teeth data transmitting-receiving, and the wireless signal that receives is sent to second processor;
FM 703, are connected with second processor by I2C interface or SPI interface, and the wireless signal that is used for receiving sends to second processor, realize frequency modulation broadcast function;
GPS 704, are connected with second processor by UART interface or USB interface, and the wireless signal that is used for receiving sends to second processor, realize location and navigation;
Clock oscillator 705 is used for providing clock to WiFi 701, BT 702, FM 703, GPS 704;
Second controller belongs to the peripheral hardware of processor system, comprising: the SDIO/SPI controller, link to each other with WiFi 701, and be used to dispose WiFi 701 internal register parameters, receive the wireless signal that WiFi 701 sends, to the order of WiFi 701 transport processors; The UART controller links to each other with GPS 704 with BT 702, is used to dispose BT 702 and GPS 704 internal register parameters, receives the wireless signal that BT 702 and GPS 704 send, the order to BT 702 transport processor systems; The SPI controller links to each other with FM 703, is used to dispose FM 703 internal register parameters, receives the wireless signal of FM 703.
3G module 107, concrete structure comprise as shown in Figure 8:
3G submodule 801 links to each other with USB controller in the 3rd controller by USB interface, is used to send wireless signal; Link to each other with PCM controller in the 3rd controller by PCM, be used to transmit digital audio and video signals; Link to each other with the GPIO controller of the 3rd controller by wake-up signal, be used for being under the holding state, incoming call is arranged, send wake-up signal to the 3rd controller when terminal; 3G submodule 801 is supported multiple communication standard, comprises WCDMA, HSDPA/HSUAP, TD-SCDMA, CDMA EVDO and WiMAX or the like;
Sim card connector 802 is used to connect SIM card, with 3G submodule 801 mutual SIM card signals;
The 3rd controller, the peripheral hardware that belongs to processor system, comprise USB controller, PCM controller and GPIO controller, link to each other with 3G submodule 801, be used to receive data, digital audio and video signals, wake-up signal of 3G submodule 801 etc., described data comprise wireless signal, terminal standby, need to insert the Internet or conversation, the 3G submodule sends wake-up signal to the 3rd controller; Also be used for instruction to 3G submodule 801 transport processors.
Input module 108, concrete structure comprise as shown in Figure 9:
Touch screen controller 901 is used for the touch-screen transducing signal that touch-screen 902 sends is carried out analog-to-digital conversion and is sent to keyboard controller, and the touch-screen transducing signal is positioned;
Touch-screen 902 provides the interface of manual palpation operation, and the touch-screen transducing signal is sent to touch screen controller 901;
Button 903 sends push button signalling by the Keypad interface to keyboard controller;
Keyboard controller belongs to the peripheral hardware of processor system, links to each other with touch screen controller 901 by SPI or I2C interface, links to each other with button 903 by the Keypad interface, is used to receive the push button signalling that button 903 sends, and sends to minimum system;
Perhaps, mobile Internet terminal can also be realized the operation of user to mobile Internet terminal by full keyboard 904,
Full keyboard 904 sends push button signalling by the Keypad interface to keyboard controller.
External interface 109, concrete structure comprise as shown in figure 10:
USB OTG (USB On-The-Go) interface 1001 is used for the data to the USB device of this interface of four-processor transmission connection;
SD card or T card 1002 are used for sending the SD card of this interface of connection or the data of T card apparatus to four-processor;
The 4th controller belongs to the peripheral hardware of processor system, comprising: the USB controller, link to each other with USB interface, and be used to receive the data of the USB device that USB interface transmits; The SDIO controller is used for linking to each other with SD card or T card, receives the SD card of SD card or T card transmission or the data of T card apparatus;
External interface 109 further comprises:
USB 2.0PHY 1003 is used for linking to each other with the 3rd controller by ULPI (UTMI+Low-Pin Interface), is used to go here and there and conversion, non-return-to-zero anti-phase (NRZI) encoding and decoding etc., thereby realizes ULPI is converted to USB interface;
USB 2.0HOST interface 1005 links to each other with USB 2.0PHY 1003, is used to provide USB 2.0HOST interface.
Power supply 110, concrete structure comprise as shown in figure 11:
Charger interface 1101 is used to provide the interface of power supply adaptor, links to each other with battery charging management module 1102;
Battery charging management module 1102 links to each other with battery 1103 and charger interface 1101, is used for battery 1103 is charged, and described battery 1103 is a lithium ion battery;
Battery 1103 is used for powering to mobile Internet terminal;
Power management control module 1104, be used for configuration according to register, decision outputs to the enable signal of low pressure difference linear voltage regulator (LDO) module, DC-DC module, thus the switch of control DC-DC module and LDO module and corresponding electrifying timing sequence, sleep and switching on and shutting down etc.;
LDO module 1105 is used for the constant voltage of battery is converted to each module required voltage size, and high voltage is converted to low-voltage;
DC-DC module 1106 is used for the constant voltage of battery is converted to each module required voltage size, can be high voltage from low voltage transition, also can be converted to low-voltage from high voltage, and the voltage drop of conversion is bigger;
The 5th controller, the peripheral hardware that belongs to processor system, comprise: the SPI controller, link to each other with power management control module 1104 by the SPI interface, be used for the register of power management control module 1104 is configured, what described configuration comprised LDO module 1105 and DC-DC module 1106 enables control, timer control, output voltage control or the like, described enabling controlled, be opening or closing of control LDO module 1105 and DC-DC module 1106, described timer control comprises electrifying timing sequence, sleep and switching on and shutting down etc.;
Perhaps, the I2C controller links to each other with power management control module 1104 by the I2C interface.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a mobile Internet terminal comprises camera, antenna, it is characterized in that, also comprises:
Processor system is used for coordinate operation between the control terminal each several part;
Memory is used for the data and the user data of each software of storage terminal, calls in order to processor system;
Audio-frequency module is used for audio file and video calling that playback process device system transmits;
Video and demonstration processing module, the picture signal and the output that are used for the transmission of receiving processor system show;
The 3G module is used to insert the Internet and video calling;
Input module is used to provide the interface of operating terminal.
2. terminal according to claim 1 is characterized in that, described processor system comprises:
Minimum system is used for decoding video signal or coding;
First controller is used for the register of integrated audio codec is configured, and is used for the voice-frequency channel between 3G module and the integrated audio codec;
Accordingly, described audio-frequency module comprises:
The integrated audio codec is used to receive the audio signal that first controller sends, and through digital-to-analogue conversion or analog-to-digital conversion, sends to boombox or earphone.
3. terminal according to claim 2 is characterized in that, described processor system further comprises,
Memory Controller is used for connected storage, and the data that memory is sent send minimum system to;
Described minimum system is further used for calling the data in the memory;
Accordingly, described memory comprises:
NAND FLASH is used for the data and the user data of the various softwares of storage terminal;
Internal memory, the program and the operation that are used for calling NAND FLASH send to minimum system.
4. terminal according to claim 3 is characterized in that, described memory further comprises:
Hard disk is used for the data and the user data of the various softwares of storage terminal; Or
Emmc/iANAD is used for the data and the user data of the various softwares of storage terminal.
5. terminal according to claim 2 is characterized in that, described processor system further comprises:
Display controller is used to receive the picture signal that minimum system sends, and converts to meet image and the output that the display that connected requires;
Described minimum system is further used for, and the picture signal of calling in the memory sends to display controller;
Accordingly, described video and demonstration processing module further comprise:
Three primary colors (RGB) are to HDMI (High Definition Multimedia Interface) (HDMI) signal conversion module, and the rgb signal that display controller is exported is converted to the HDMI signal, and HDMI is provided interface, and described HDMI interface is exportable;
RGB is to low-voltage differential signal (LVDS) modular converter, and the rgb signal that display controller is exported is converted to the LVDS signal, and is sent to the LVDS interface display.
6. terminal according to claim 5 is characterized in that, described video and demonstration processing module further comprise:
The rgb interface display is used to receive rgb signal and the demonstration that display control sends.
7. terminal according to claim 2 is characterized in that, described processor system further comprises:
The USB controller is used to receive the data of 3G module, sends data to the 3G module;
Digital audio interface (PCM) controller is used to receive the audio signal of 3G submodule, sends digital audio and video signals to the 3G submodule;
The GPIO controller when terminal standby, needs conversation or inserts the Internet, sends wake-up signal to the 3G submodule;
Accordingly, the 3G module comprises:
The 3G submodule is used for sending wireless signal by USB interface; Transmit digital audio and video signals by pcm interface; Terminal standby has incoming call, sends wake-up signal to the GPIO controller;
Sim card connector is used to connect SIM card, with the mutual SIM card signal of 3G submodule.
8. terminal according to claim 2 is characterized in that, described processor system further comprises:
Keyboard controller, the transducing signal of reception touch screen controller receives the push button signalling that button sends;
Accordingly, input module comprises:
Button is used for sending push button signalling to keyboard controller;
Touch screen controller is used for the touch-screen transducing signal of touch-screen is carried out sending to keyboard controller after the analog-to-digital conversion, and the touch-screen transducing signal is positioned;
Touch-screen is used to provide the interface of manual palpation operation, and the touch-screen transducing signal is sent to touch screen controller.
9. according to the arbitrary described terminal of claim 1 to 8, it is characterized in that described terminal further comprises: wireless Internet (WiFi)/bluetooth (BT)/FM broadcasting (FM)/global positioning system (GPS),
Described audio-frequency module also is used for, and receives simulated audio signal and the broadcast of the FM of WiFi/BT/FM/GPS; Receive the digital audio and video signals of the BT that WiFi/BT/FM/GPS sends, be sent to the 3G module, the audio signal of 3G module is sent to WiFi/BT/FM/GPS;
Accordingly, WiFi/BT/FM/GPS: the simulated audio signal that is used to send FM; Send the BT digital audio and video signals, receive the audio signal of 3G module; Support the WiFi client, carry out Wi-Fi (Wireless Internet Access); Carry out FM broadcasting; Position and navigate; The data of carrying out bluetooth transmit.
10. according to the arbitrary described terminal of claim 1 to 8, it is characterized in that,
Described external interface comprises USB On-The-GO interface, SD card or T card and USB 2.0HOST interface, is used to provide the interface of various peripheral hardwares.
CN201010001258A 2010-01-19 2010-01-19 Mobile Internet terminal Pending CN101778161A (en)

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