CN202435468U

CN202435468U - Intelligent cell phone with WiFi function

Info

Publication number: CN202435468U
Application number: CN2011205274283U
Authority: CN
Inventors: 杨旭
Original assignee: Shenzhen Polytechnic
Current assignee: Shenzhen Polytechnic
Priority date: 2011-12-16
Filing date: 2011-12-16
Publication date: 2012-09-12
Anticipated expiration: 2021-12-16

Abstract

The utility model discloses an intelligent cell phone with a WiFi function. The intelligent cell phone comprises a central processing module, a liquid crystal display (LCD) module, a wireless communication module, a storage module, an input module, a power module, a global positioning system (GPS) module and a WiFi module, wherein the LCD module is connected to the central processing module; the central processing module drives the LCD module to display images; the wireless communication module is connected to the central processing module; the central processing module controls the wireless communication module to communicate; the storage module is connected to the central processing module; the input module is connected to the central processing module to input information to the central processing module; the GPS module is connected to the central processing module; the WiFi module is connected to the central processing module; the central processing module controls the WiFi module to communicate; and the power module supplies power to other modules. The intelligent cell phone has a WiFi communication function, the communication in a wireless local area network can be realized through the WiFi module, and the intelligent cell phone is stable in communication performance and high in speed.

Description

The smart mobile phone of band WiFi function

Technical field

The utility model discloses a kind of smart mobile phone, particularly a kind of smart mobile phone with the WiFi function.

Background technology

Along with the development gradually of the science and technology and the communication technology, mobile phone becomes communication tool commonly used in people's daily life gradually, and almost staff is one one.And popularizing along with mobile phone; People more and more can not be satisfied with mobile phone already and only have communication function; Multi-functional mobile phones such as surfing Internet with cell phone, hand-set data pass mutually, resource-sharing become the developing direction of present mobile phone, present mobile phone, and it is bluetooth that data passes the technology that adopts usually mutually; But its transmission speed and transmission range have certain limitation, and it is convenient inadequately to use.And GPRS and CDMA technology that surfing Internet with cell phone adopts usually, transmission rate is slow, and performance is stable inadequately.

Summary of the invention

Slow to the above-mentioned surfing Internet with cell phone transmission rate of mentioning of the prior art, the shortcoming of unstable properties, the utility model provides a kind of new smart mobile phone, and mobile phone is provided with the WiFi module, can carry out surfing Internet with cell phone or data passes mutually through the WiFi module.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of smart mobile phone with the WiFi function; Smart mobile phone comprises that central processing module, LCD show module, wireless communication module, memory module, input module, power module and WiFi module, and LCD shows that module is connected on the central processing module, and central processing module drives LCD and shows that module shows; Wireless communication module is connected on the central processing module; Central processing module control wireless communication module carries out communication, and memory module is connected on the central processing module, and input module is connected on the central processing module; Input information is given central processing module; The WiFi module is connected on the central processing module, and central processing module control WiFi module is carried out communication, and power module is given other module for power supply.

The technical scheme that its technical problem that solves the utility model adopts further comprises:

Described smart mobile phone also includes the COMS transducer, and the COMS transducer is connected on the central processing module.

Described smart mobile phone also includes bluetooth module, and bluetooth module is connected on the central processing module.

Described smart mobile phone also includes the GPS module, and the GPS module is connected on the central processing module.

Described wireless communication module is for supporting the wireless communication module of GSM communication mode and GPRS communication mode.

Described input module is keyboard and/or touch-screen.

Described memory module comprises SDRAM unit and NAND Flash unit, and SDRAM unit and NAND Flash unit are connected on the central processing module.

Described smart mobile phone also includes the TF card, and the TF card is connected on the central processing module.

The beneficial effect of the utility model is: the utlity model has the WiFi communication function, can pass through the WiFi module, realize the communication of WLAN, communication performance is stable, and speed is fast.The communication speed of the mobile phone of employing the utility model is fast, and reliability is high, and in open zone, communication distance can reach 305 meters, and in the closure zone, communication distance is 76 meters to 122 meters, conveniently integrates with existing wired ethernet network, and the cost of networking is lower.The transmitting power of IEEE802.11 regulation can not surpass 100 milliwatts, and about 60 ~ 70 milliwatts of actual emission power are perfectly safe to human body, have no damage, are the new trend of mobile phone development.

To combine accompanying drawing and embodiment that the utility model is further specified below.

Description of drawings

Fig. 1 is the circuit block diagram of the utility model.

Embodiment

Present embodiment is the utility model preferred implementation, and other all its principles are identical with present embodiment or approximate with basic structure, all within the utility model protection range.

The utility model comprises that mainly central processing module, LCD show module, wireless communication module, memory module, input module, power module and WiFi module, and in the present embodiment, it is the i-MX31 processor that central processing module adopts model; I-MX31 is the processor of Freescale company up-to-date release in 2005, adopts the ARM11 kernel, CPU speed 532MHZ; And utilizing Smart Speed architectural framework exploitation, the built-in SRAM of 16KB supports the LCD of TFT+Smart; Multimedia accelerator eMMA can accomplish independently preceding in advance and prognosis processing module; Support MPEG-4, encoding and decoding H.263, system speed 133MHZ, 1.8V; 16/18 color LCD controller is supported VGA.The i-MX31 chip also is furnished with sheet epigraph processing unit (IPU), and the video quality up to VGA 640 * 480 30 fps can be provided.The i-MX31 processor is integrated high speed USB On-The-Go port; Support real-time MPEG-4 and image coding and decoding H.263; Support CIF, QVGA, frame per second was 30 frame/seconds, supported PacketVideo, RealNetworks and Windows Media Player; The coloured picture conversion, the reprocessing of the preliminary treatment that the image size reaches, picture quality, coloured picture conversion, image size.It supports to comprise many operating systems of Linux, is very suitable for the application of the smart mobile phone of high configuration.LCD shows that module is connected on the central processing module; Central processing module drives LCD and shows that module shows; LCD in the present embodiment shows the LTV350QV-F04LCD that module adopts Samsung to produce, and is the TFT liquid crystal display screen of 3.5 inches QVGA definition, the built-in lcd controller of i-MX31 chip processor; Support general LCDs, the i-MX31 chip processor directly drives LCD and shows module.The built-in lcd controller of i-MX31 chip processor is responsible for outside lcd driver data is provided, and transmits reading displayed data from the internal memory of system through periodic DMA.It has used very narrow bus bandwidth, to give kernel the sufficient processing time.ARM Linux provides the support to LCD display, and a series of graphical interfaces interface function of order API can reduce with bottom hardware and come into contacts with.Wireless communication module is connected on the central processing module; Central processing module control wireless communication module carries out communication; In the present embodiment, the Q2403A radio receiving transmitting module that has adopted Wavecom company to produce is realized functions such as GSM conversation, GPRS and other PDA application online of smart mobile phone.The Q2403A radio receiving transmitting module is double frequency gsm module (EG SM900/ 1800MHz); Its design and exploitation meet ETSl GSM Phase 2+ standard; Have functions such as speech, GSM circuit data/fax, GPRS grouped data, short message, this module is also supported AT command set simultaneously.Also be connected with memory module on the central processing module, memory module comprises SDRAM unit and NAND Flash unit, and SDRAM unit and NAND Flash unit are connected on the central processing module.In the present embodiment, SDRAM adopts the K4S561632C chip of Samsung, and capacity is 256 M * 2, is the dynamic memory of 512M; NAND Flash adopts the K9F1208 of Samsung, is the static memory of 512M.Be used for storing embedded Linux operating system, sound video signal encoding and decoding program (Soft CODEC), digital copyright management (Digital Rights Management, DRM) program etc.In the present embodiment, smart mobile phone also includes the TF card, and the TF card is connected on the central processing module, supports interfaces such as SD, MMC, CF, can realization and the communicating by letter and transfer of data of PC, mobile memory, the memory card access facility is provided.On the one hand can with the transfer of data in the equipment in memory card, can utilize this interface to realize other function on the other hand, like Positioning System (GPS) etc., for other function of expansion later on provides hardware supports.In the present embodiment, also be connected with input module on the central processing module, input module is used for input information and gives central processing module; Input module is keyboard or touch-screen, perhaps has keyboard and touch-screen simultaneously, when adopting touch-screen; Touch-screen is formed by touching detection part and touch screen controller, touches detection part and is installed in above the liquid crystal display screen, is used to detect user touch location; Send touch screen controller after the acceptance, and the main effect of touch screen controller is to receive touch information from touch point detection device, and converts it to contact coordinate; Giving CPU, its can receive simultaneously the order that CPU sends and carry out.In the utility model, on central processing module, be connected with the WiFi module, in the present embodiment; The 88W8618 chip that the WIFI module mainly adopts Marvell company to produce adopts the 802.11b/g agreement, realizes the communication of WLAN; Its high bandwidth is 11 Mbps, meets the demand of individual and social informatization, and it is under the more weak or noisy situation of signal; Bandwidth can be adjusted to 5.5Mbps, 2Mbps and 1Mbps, and the automatic adjustment of bandwidth has ensured stability of network and reliability effectively.The hardware configuration NIC of WiFi module, SS, MOD&DEMOD and four parts of RF are formed, and wherein, NIC mainly is used for realizing the MAC layer function; When having information to send, the form encapsulation framing according to certain sends to Frame in the channel and goes according to multiple access access protocol (adopting 802.11 agreements) then; SS (Spread Spectrum) is spread spectrum, despread unit; When sending data, data are carried out spread spectrum, the data-modulated of intermediate frequency processor after spread spectrum gone to IF carrier, carries out up-conversion by microwave transmitting and receiving equipment again; Transform to emission output on the radio frequency to intermediate-freuqncy signal; When receiving data, transform to radiofrequency signal on the intermediate frequency by microwave transmitting and receiving equipment earlier, will receive signal by intermediate frequency processor then and be down-converted on the base band; The SS processor carries out despreading, demodulation to baseband signal, gives NIC the last data that obtain and handles.Power module is given other module for power supply, for system provides various voltages, comprises voltage transitions, battery saving mode control, residue electric-quantity monitoring, charging circuit etc.Electricity consumption will combine with operating system, surpasses 1 minute and can close automatically idle, can reduce backlight illumination during time-out, closes display circuit during pure listoning music, to reach the function of intelligent power saving.Intelligent electric power management is supported three kinds of patterns: operation, dormancy, stop mode.Inside modules is accomplished clock division, and clock division has play a part crucial in control energy.

In the present embodiment, mobile phone can also include the COMS transducer, is used for mobile phone photograph, and the COMS transducer is connected on the central processing module.In the present embodiment, smart mobile phone also includes the GPS module, is used for GPS location, navigation, and the GPS module is connected on the central processing module.

The utlity model has the WiFi communication function, can pass through the WiFi module, realize the communication of WLAN, communication performance is stable, and speed is fast.The communication speed of the mobile phone of employing the utility model is fast, and reliability is high, and in open zone, communication distance can reach 305 meters, and in the closure zone, communication distance is 76 meters to 122 meters, conveniently integrates with existing wired ethernet network, and the cost of networking is lower.The transmitting power of IEEE802.11 regulation can not surpass 100 milliwatts, and about 60 ~ 70 milliwatts of actual emission power are perfectly safe to human body, have no damage, are the new trend of mobile phone development.

Claims

1. smart mobile phone with the WiFi function; It is characterized in that: described smart mobile phone comprises that central processing module, LCD show module, wireless communication module, memory module, input module, power module and WiFi module, and LCD shows that module is connected on the central processing module, and central processing module drives LCD and shows that module shows; Wireless communication module is connected on the central processing module; Central processing module control wireless communication module carries out communication, and memory module is connected on the central processing module, and input module is connected on the central processing module; Input information is given central processing module; The WiFi module is connected on the central processing module, and central processing module control WiFi module is carried out communication, and power module is given other module for power supply.

2. the smart mobile phone of band WiFi function according to claim 1, it is characterized in that: described smart mobile phone also includes the COMS transducer, and the COMS transducer is connected on the central processing module.

3. the smart mobile phone of band WiFi function according to claim 1, it is characterized in that: described smart mobile phone also includes the GPS module, and the GPS module is connected on the central processing module.

4. according to the smart mobile phone of claim 1 or 2 or 3 described band WiFi functions, it is characterized in that: described wireless communication module is for supporting the wireless communication module of GSM communication mode and GPRS communication mode.

5. according to the smart mobile phone of claim 1 or 2 or 3 described band WiFi functions, it is characterized in that: described input module is keyboard and/or touch-screen.

6. according to the smart mobile phone of claim 1 or 2 or 3 described band WiFi functions, it is characterized in that: described memory module comprises SDRAM unit and NAND Flash unit, and SDRAM unit and NAND Flash unit are connected on the central processing module.

7. the smart mobile phone of band WiFi function according to claim 6, it is characterized in that: described smart mobile phone also includes the TF card, and the TF card is connected on the central processing module.