CN100512167C - Apparatus and method for implementing wireless connection to Internet for computer in mobile environment - Google Patents
Apparatus and method for implementing wireless connection to Internet for computer in mobile environment Download PDFInfo
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- CN100512167C CN100512167C CNB031320589A CN03132058A CN100512167C CN 100512167 C CN100512167 C CN 100512167C CN B031320589 A CNB031320589 A CN B031320589A CN 03132058 A CN03132058 A CN 03132058A CN 100512167 C CN100512167 C CN 100512167C
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Abstract
The invention relates to a device and method which is used to connect the computer to the internet at the mobile condition. It especially relates to a mobile phone with the function of connecting the computer to the internet. The invention is used the data communication ability at mobile condition to realize the purpose of connecting the computer to the internet by increasing network interface controller. Compare the invention with the existing wireless network card or infrared network access technique, the invention is adopts to fully utilize the advantage of individual mobile communication network covered over almost globe, and utilize the mobile communication network to increasingly improve the data transmission ability. And it is no need to establish the wireless AP or infrared bridge to make the computer realize the purpose of wireless access. Thus the advantage of the wireless access is brought to the common people to make more people work and enjoy the various benefit of the internet in the mobile condition.
Description
Technical field
The present invention relates to a kind of device and method of realizing computer and Internet wireless connections under the mobile environment, particularly a kind of have a mobile phone of computer and Internet being realized the wireless connections function.
Background technology
Universal day by day along with PC and Internet, people's work is more and more tightr with getting in touch of its with life, and is also increasing to its dependence; The prosperity of traffic, requirements of one's work usually need be handled official business and life people in mobile environment; Mobile phone has improved people's the ability to communicate in mobile environment greatly, and portable computing instruments such as notebook computer have improved the calculating of people in mobile environment and the ability of process information greatly.
Though modern mobile phone has certain online ability, and new mobile communication network such as CDMA, GPRS have improved the speed of mobile phone online greatly, the speed of surfing the Internet that makes mobile phone near in addition surpassed networking speed with ordinary telephone line, and functions such as always online have been realized, when entering wideband CDMA even 3G wireless telecommunications during the epoch, the speed of mobile phone online will further improve, but because of the limitation of the volume that is subjected to mobile phone, the function of its online is had a greatly reduced quality.
Existing a kind of wireless access way is by the network interface card that is inserted in the computer being transformed, made network interface card have the function of transmitting/receiving wireless signal, thereby makes the computer can the wireless access Internet.This network interface card transmission rate with wireless access function is also very high, can meet or exceed the 10M bps; Further, this wireless network card, IEEE802.11 designs according to international standard, can set up WLAN (wireless local area network) easily with this network interface card, and can connect Internet by local area network (LAN); Many in the world at present major companies are as IBM, Intel, AT﹠amp; T/NCR, DEC, AMD etc. are stepping up development, are selling this type of radio network product.
The precondition of using such network interface card to connect Internet is: neighbouring will have the wireless access base station that matches with this network interface card (Access Point, AP), the computer expert crosses network interface card and wireless telecommunications are carried out in the base station, again by base station access Internet.AP, the network interface card of each producer are also incompatible at present.Owing to need special-purpose wireless access base station to support the wireless access of computer, so this mode just is difficult to be generalized to and goes in the common mobile environment to use.
Existing another kind of wireless access way is an infrared network.The infrared communication of wireless mode has at a high speed, cheap advantage, and do not need demand frequency, and mutual interference is little.Standard configuration that so infrared communication is soft, hardware has become portable information processors such as notebook computer and personal digital assistant PDA.(Infrared Data Association IrDA) worked up infrared communication standard, i.e. IrDA1.0 (SerialInfrared) to international Infrared Data Association in 1994.Adopt the data transfer rate of IrDA1.0 specification infrared communication can reach 2.4-115.2Kbit/s.And the high energy of the data transfer rate that adopts IrDA1.1 specification infrared communication reaches 4Mbit/s.Utilize the infrared network also can constructing local network, make computer connect Internet by local area network (LAN) again.
Come constructing local network with infrared, need use infrared bridge, this makes this mode be difficult to be generalized to equally and goes in the common mobile environment to use.
The past people are when solving wireless access, attentiveness is concentrated on this end of computer, and develop wireless network card, infrared network etc., make that computer can be under the help of wireless access base station or infrared bridge, the wireless access local area network (LAN), thus connect Internet; Exactly attentiveness is concentrated on this end of mobile phone, do the function of surfing the Net of mobile phone very by force, make and move except receiving and dispatching the short message, can also send and receive e-mail, can browse WAP page etc., just like will be designed to removable computer to mobile phone, but in fact, because the restriction of volume is even carried out, also not too practical.
On the one hand people in continuous increase, the online ability of the mobile phone that has strengthened on the other hand but can not get effective utilization to the demand of online.The present invention will solve the problem that computer wireless inserts Internet from another angle, make computer can be in common mobile environment the wireless access Internet.
Summary of the invention
The technical problem to be solved in the present invention is to insert the Internet difficulty for the computing capability deficiency that overcomes mobile phone with active computer in mobile environment, be implemented in the common mobile environment or under the situation of cable network fault, easily insert the purpose of Internet, a kind ofly realize that computer radio under the mobile environment connects the device and method of Internet, particularly a kind of mobile phone that has computer and Internet linkage function and disclose.
The present invention comes down to erect a bridge between computer and mobile phone, makes that the function of mobile phone is further expanded, and becomes mobile Internet access device, has increased a kind of new selection for computer inserts Internet.As when driving, waiting or other mobile environment in, in a hotel that does not possess the online condition, in the time of the cable network catastrophic failure, at this moment the wireless access capability of mobile phone just demonstrates unique glamour, and welcome.
The present invention is achieved in that
A kind of device of realizing computer radio connection Internet under the mobile environment, comprise LCD, keyboard and illuminating lamp, sound input and output unit, power supply and SIM card, radio receiving unit, wireless transmitting unit and the information process unit of realizing data communication, it is characterized in that also being provided with:
Link to each other with information process unit, support the IEEE802.3 standard comprehensively, be used to realize the network interface controller interconnected with computer;
A socket that connects RJ45 connector by wired mode, is connected with computer as five classes or CAT5E UTP cable.
Described information process unit carries out initialization, working method is set, carries out data processing network interface controller, to realize making computer radio insert Internet.
The socket of described connection RJ45 connector is provided with a self-closing door who is promoted by spring outward, is used for preventing the invasion of dust when not connecing with netting twine that computer links to each other;
Described socket can be arranged on downside or left side or the right side or the back side of this device.
Described network interface controller is DP8390.
A kind of method that realizes computer radio connection Internet under the mobile environment comprises the steps:
By information process unit network interface controller is carried out initialization;
After the network interface controller initialization is finished, be in accepting state, wait for communication with computer;
Receive packet, just automatically perform local DMA, data are sent into the reception buffering ring, then the interruption application of " receiving packet " to the information process unit application;
After the interrupt response, from receive buffering ring, take out packet by information process unit, and data are handled, realized that computer finishes the once visit to Internet wirelessly.
Described network interface controller works in interrupt mode.
The data processing of carrying out after the described interrupt response comprises:
Carry out the protocol requirement of data communication according to the data content of receiving, after the data preparation packing, be sent to Internet by wireless transmitting unit;
The information that to return from the Internet that radio receiving unit receives is taken out data message from Internet from the wireless data packet of receiving, is transferred to the computer that is attached thereto by network interface controller again.
Adopt the present invention, compare with existing wireless network card or infrared network access technology, it has made full use of personal mobile communication network advantages almost covering the whole world, the data transmission capabilities that has utilized mobile communication network to improve constantly, saved to making computer reach the wireless access purpose, and the trouble that will build wireless access base station (AP) or infrared bridge, thereby bring ordinary people the advantage of wireless access, more people can be handled official business in common mobile environment, can in the environment that moves, enjoy Internet to its various benefits of bringing.
Description of drawings
Fig. 1 is the embodiment of the present invention block diagram;
Fig. 2 is RJ45 socket of the present invention external form figure when closing;
Fig. 3 is RJ45 socket of the present invention external form figure when opening;
Fig. 4 is an information process unit initialize routine flow chart;
Fig. 5 is that information process unit receives the interrupt service routine flow chart to network interface controller;
Fig. 6 is that information process unit is to radio receiving unit data processor flow chart.
Embodiment
A specific embodiment of the present invention is to realize by the improvement to existing mobile phone.Prior mobile phone is mainly formed by following several: LCD, keyboard, sound input and output unit, power supply, SIM card, radio receiving unit, wireless transmitting unit, information process unit etc.Wherein information process unit is its core, it is called out, receives and dispatches short message or browse WAP page according to the input information of keyboard, or the call information received is shown and come out with auditory tone cues, handle etc. Deng standby is main, also being it is not work that people discovered being engaged in the regular communication of base station etc.
The mobile phone that can make computer connect Internet of the present invention is on the basis of modern GSM, CDMA or mobile phones such as GPRS and PHS, by increasing the part interface circuit, reaches the purpose with the direct communication of computer.
Of the present invention can making between mobile phone that computer connects Internet and the computer is connected by wired (as five classes or CAT5E UTP cable).
Device of the present invention, as shown in Figure 1 to Figure 3, mainly comprise following a few part: LCD (105), keyboard and illuminating lamp (110), sound input and output unit (125), power supply and SIM card (135), radio receiving unit (100), wireless transmitting unit (115), information process unit (120), network interface controller are (for example: DP8390; Annotate: this controller is wanted to support the IEEE802.3 standard comprehensively, and is interconnected to guarantee with computer) and the socket (130) that can connect RJ45 connector.
Method of the present invention,, specifically increase inspection and processing capacity, and utilize the ability of the data communication of mobile phone to shown in Figure 6 as Fig. 4 network interface controller, make this mobile phone become a gateway, thereby realize making computer radio to insert the function of Internet.When not connecing with netting twine that computer links to each other, in order to prevent the invasion of dust, also be on the other hand for attractive in appearance, outside socket, be provided with one and promote the self-closing door by spring.This socket can be arranged on downside or a left side or the right side or the back side of mobile phone.
Embodiment of the present invention block diagram as Fig. 1 introduction, promptly on the mainboard of common mobile phone, to increase network interface controller (130), be equivalent to a common Ethernet card (10M/100M) is integrated in the mobile phone, and be connected on the RJ45 socket by eight lines, so that be connected by five class netting twines with computer.
When powering on, remove the initialization of finishing other unit as information process unit (120), also will carry out initialization to network interface controller (130) again, information process unit continues to handle the affairs that should handle as mobile phone again.
Working in interrupt mode with planned network interface controller (130) below is that example describes.After initialization was finished to network interface controller (130), it just was in accepting state, waited for the communication with computer; In case receive packet (after computer networking), just automatically perform local DMA, data are sent into the reception buffering ring, apply for the interruption application of " receiving packet " then to information process unit (120).
After the interrupt response, information process unit (120) just takes out packet from receive buffering ring, and data are handled, and carry out the protocol requirement of data communication according to the data content of receiving and mobile phone, after the data preparation packing, be sent to Internet by wireless transmitting unit (115), the information that to return from the Internet that radio receiving unit (100) receive again, take out data message from the wireless data packet of receiving from Internet, be transferred to the computer that is attached thereto by network interface controller (130) again, thereby realized that computer passes through mobile phone of the present invention, finishes the once visit to Internet wirelessly.
Claims (7)
1. realize that computer radio under the mobile environment connects the device of Internet for one kind, comprise LCD, keyboard and illuminating lamp, sound input and output unit, power supply and SIM card, radio receiving unit, wireless transmitting unit and the information process unit of realizing data communication, it is characterized in that also being provided with:
Link to each other with information process unit, support the IEEE802.3 standard comprehensively, be used to realize the network interface controller interconnected with computer, wherein, information process unit is packed data preparation according to data content of receiving from computer and the protocol requirement that carries out data communication, be sent to Internet by wireless transmitting unit, the information that to return from the Internet that radio receiving unit receives again, take out data message from the wireless data packet of receiving, be transferred to computer by network interface controller again from Internet;
A socket that connects RJ45 connector is connected with computer by wired mode.
2. realize according to claim 1 that computer radio connects the device of Internet, is characterized in that:
Described information process unit carries out initialization, working method is set, carries out data processing network interface controller, to realize making computer radio insert Internet.
3. realize according to claim 1 that computer radio connects the device of Internet, is characterized in that:
The socket of described connection RJ45 connector is provided with a self-closing door who is promoted by spring outward, is used for preventing the invasion of dust when not connecing with netting twine that computer links to each other;
Described socket is arranged on downside or left side or the right side or the back side of this device.
4. realize according to claim 1 that computer radio connects the device of Internet, is characterized in that:
Described network interface controller is DP8390.
5. a method that realizes computer radio connection Internet under the mobile environment comprises the steps:
By information process unit network interface controller is carried out initialization;
After the network interface controller initialization is finished, be in accepting state, wait for communication with computer;
Receive packet, just automatically perform local DMA, data are sent into the reception buffering ring, then the interruption application of " receiving packet " to the information process unit application;
After the interrupt response, from receive buffering ring, take out packet by information process unit, and data are handled, realized that computer finishes the once visit to Internet wirelessly, wherein, information process unit is packed data preparation according to data content of receiving from computer and the protocol requirement that carries out data communication, be sent to Internet by wireless transmitting unit, the information that to return from the Internet that radio receiving unit receives again, take out data message from the wireless data packet of receiving, be transferred to computer by network interface controller again from Internet.
6. connect the method for Internet as realization computer radio as described in the claim 5, it is characterized in that:
Described network interface controller works in interrupt mode.
7. connect the method for Internet as realization computer radio as described in the claim 5, it is characterized in that the data processing of carrying out after the described interrupt response comprises:
Carry out the protocol requirement of data communication according to the data content of receiving, after the data preparation packing, be sent to Internet by wireless transmitting unit;
The information that to return from the Internet that radio receiving unit receives is taken out data message from Internet from the wireless data packet of receiving, is transferred to the computer that is attached thereto by network interface controller again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031320589A CN100512167C (en) | 2003-07-14 | 2003-07-14 | Apparatus and method for implementing wireless connection to Internet for computer in mobile environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031320589A CN100512167C (en) | 2003-07-14 | 2003-07-14 | Apparatus and method for implementing wireless connection to Internet for computer in mobile environment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1571462A CN1571462A (en) | 2005-01-26 |
| CN100512167C true CN100512167C (en) | 2009-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031320589A Expired - Lifetime CN100512167C (en) | 2003-07-14 | 2003-07-14 | Apparatus and method for implementing wireless connection to Internet for computer in mobile environment |
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| Country | Link |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1991683B (en) * | 2005-12-31 | 2010-05-05 | 联想(北京)有限公司 | Notebook computer |
| CN101237496B (en) * | 2007-02-01 | 2010-10-13 | 中国移动通信集团公司 | Interactive service terminal, realization system and method |
| CN101141354B (en) * | 2007-10-11 | 2010-09-29 | 中兴通讯股份有限公司 | Terminal of selecting access to mobile network or wireless LAN |
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2003
- 2003-07-14 CN CNB031320589A patent/CN100512167C/en not_active Expired - Lifetime
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| CN1571462A (en) | 2005-01-26 |
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Effective date of registration: 20180426 Address after: California, USA Patentee after: Global innovation polymerization LLC Address before: 518057 Department of law, Zhongxing building, South Science and technology road, Nanshan District hi tech Industrial Park, Shenzhen Patentee before: ZTE Corp. |
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Granted publication date: 20090708 |