CN201584969U - Near-field wireless communication device - Google Patents
Near-field wireless communication device Download PDFInfo
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- CN201584969U CN201584969U CN2009202186122U CN200920218612U CN201584969U CN 201584969 U CN201584969 U CN 201584969U CN 2009202186122 U CN2009202186122 U CN 2009202186122U CN 200920218612 U CN200920218612 U CN 200920218612U CN 201584969 U CN201584969 U CN 201584969U
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Abstract
The utility model provides a near-field wireless communication device, which is provided with a ZigBee communication module. The ZigBee communication module is provided with a main control central processor capable of processing N-Fi communication protocol identification and actuating communication functions, connected with a communication chip capable of sending or receiving message packages, provided with a ZigBee storage capable of temporally storing the message packages and then deleting the message after being processed, and further connected to a message conversion and transmission circuit so as to realize message package transfer with the inside of a Bluetooth communication module. The Bluetooth communication module is provided with a Bluetooth main control central processor capable of controlling Bluetooth communication, is connected with a Bluetooth communication chip capable of sending and receiving Bluetooth message packages, and then utilizes a Bluetooth storage to temporally store the received Bluetooth message packages processed and sent by the processor. Besides, the Bluetooth communication module and the ZigBee communication module are respectively electrically connected to a power supply circuit so as to supply required power via a power supply unit, electronic equipment with the built-in Bluetooth communication module which is connected with the ZigBee communication module can be utilized to actuate near-field wireless communication signal transmission and realize near-field communication functions within a distance ranging from one hundred meter to hundreds of meters.
Description
Technical field
The utility model relates to a kind of wireless communication apparatus, relate in particular to a kind of wireless communication apparatus of near field, combination by bluetooth communication module and ZigBee communication module, be arranged in the electronic equipment, wireless telecommunications with the near field, do not need to serve the dealer, can in 100 to hundreds of meters distance, carry out the communication near field by the ISP network.
Background technology
The electronic equipment industry develops rapidly in recent years, the far-end wireless telecommunications of electronic equipment are mainly served the dealer to reach the purpose of information transmission by the ISP network, as utilize 2G/3G/3.5G to reach information package transmission such as voice, news in brief, image or information sign indicating number, can be borderless be sent to receiving terminal, but shortcoming needs attached expense to serve the dealer for the ISP network; And the purpose of information transmission is mainly finished in the near-end wireless telecommunications by the appended blue tooth wireless communication function of electronic equipment, wireless telecommunications as electric room, comprise information package transmission such as voice, news in brief, image or information sign indicating number, do not need to serve the dealer by the ISP network, and described transmission range is looked the power difference of blue tooth wireless communication equipment, and approximate number meter to tens of meters do not wait.Transmit or receive the information package for making electronic equipment in the wireless telecommunications utilization, can not serve the dealer by the ISP network, and make wireless communication range can be extended to the distance that hundreds of meters do not wait, be referred to as near field wireless telecommunications (the near field wireless telecommunications are that described communication context is in the hundreds of meters of circumference).
Existing two kinds of wireless communication modes of the general tool of electronic wireless communication apparatus, one is served the 2G/2.5G/3G/3.5G communication conduit that the dealer provides for described mobile communication equipment by the ISP network, no matter distance is far and near, as long as described electronic equipment and another electronic equipment all are in the purpose that can reach the information package transmission in the ISP network service range; Another way is that described mobile communication equipment has the Bluetooth transmission function, can be by electronics transmission information packages such as another mobile communication equipment in several meters extremely tens of meters of Bluetooth transmission function and vicinity or host computers.
As shown in Figure 6, it is the communication calcspar of existing bluetooth equipment, steps A, after the blue-tooth device start, just be in line (StandBy) pattern of waiting for, step B, whether have near learning by contiguous blue-tooth device search (Inquiry) program can be for the blue-tooth device of line, step C, link specific blue-tooth device by both sides' password confirming (PaGe) program, step D enters line (Connected) pattern after finishing affirmation, when need transmit the information package, then enter step e, transmit the information state, if there is not the information of transmission, then enter step F, make blue-tooth device enter battery saving mode, and when need to need transmitting the information package, enter to step e again and transmit information.
The existing Bluetooth transmission network architecture, the device that initiatively is the requirement line is a bluetooth master device (BluetoothServer), the person is bluetooth slave unit (B1uetooth Client) and be required the line.The bluetooth slave unit that bluetooth master device can link a plurality of aggressive modes (Bluetooth technology is the most nearly 7 at present) simultaneously forms a piconet (PicoNet), and the blue-tooth device of different piconets can form topology network (ScattereNt) simultaneously.
Summary of the invention
The wireless telecommunications pipeline of existing mobile communication equipment, its Bluetooth function that utilizes the ISP network to serve dealer or mobile communication equipment reaches wireless telecommunications information package transmission, but utilization for the near field wireless telecommunications, owing to exceed the communication context of general bluetooth, therefore the communication conduit that only can mat ISP network serving the dealer provides carries out the information package transmission, serves the dealer but need attached Monthly Fee or information package transmission to take to the ISP network.
Main purpose of the present utility model is the built-in bluetooth communication module of electronics, and electronics is when sending the information package to the bluetooth communication module (IEEE 802.15.1) of the wireless communication apparatus near field via bluetooth side, can pass through the conversion of signals transmission circuit of the wireless communication apparatus near field, transfer to the ZigBee communication module (IEEE 802.15.4) of near field wireless communication apparatus, send information package another near field wireless communication apparatus to the wireless communication range of near field with the ZigBee communication module again, the near field wireless telecommunications framework of forming an electronic equipment by this, described ZigBee communication module device can utilize broadcast mode to form a near-field region net, simultaneously can be initiatively with regional network in many group ZigBee communication modules (the ZigBee mechanics of communication can reach more than 7 groups at present) carry out the information transmission, under Passive Mode, also can receive at least 7 groups or the information transmission of ZigBee communication module more than 7 groups.
Secondary objective of the present utility model is that the wireless communication apparatus near field comprises that a ZigBee communication module and a bluetooth communication module and a conversion of signals transmission circuit form, be built in the electronic equipment in the described bluetooth communication module, the power supply subset can with the built-in bluetooth communication module of the wireless communication apparatus near field, carry out the wireless telecommunications of bluetooth, and the bluetooth change-over circuit need possess the RFCOMM function, then bluetooth communication module can pass through the conversion of signals transmission circuit, the ZigBee communication module that links the near field wireless communication apparatus, promptly utilize the wireless communication range of ZigBee communication module can reach hundreds of meters characteristic, when receiving the information package that another ZigBee communication module sent in the ZigBee communication module, again via the conversion of signals transmission circuit of ZigBee communication module by the near field wireless communication apparatus, the information package is sent to the bluetooth communication module of near field wireless communication apparatus, and the bluetooth side that is sent to described electronics of the bluetooth communication module by the near field wireless communication apparatus receives the information package again.
A purpose more of the present utility model is the wireless communication apparatus near field, the electronic equipment of any tool Bluetooth function of can arranging in pairs or groups uses, and carry out wireless communication transmission information package with the electronic equipment of another same collocation near field wireless telecommunications (ZigBee) device or the electronic equipment of contiguous tool ZigBee communication module, do not need to serve the dealer by the ISP network, make mobile communication equipment that uses the near field wireless communication apparatus or the electronic equipments of organizing tool ZigBee communication module organized more more, can constitute near field wireless telecommunications net.
Another purpose of the present utility model is the wireless communication apparatus near field, when using, can realize the wireless accommodation platform near field (Near Field Informatics, be called for short N-Fi), the wireless accommodation platform in its near field has 4 big utilization systems, is respectively near field living information shared system, near field chat with friends system, near field online game system, near field news in brief springboard transmitting system; And near field living information shared system is a department store, the shop, the dining room, the restaurant, individual or state's operation StoreFront or units such as individual or department of the state, use near field wireless communication apparatus and general computer in any place, notebook computer, general mobile phone, Smartphone, PDA (personal digital assistant) mobile phone and vehicle-mounted machine (ON-Board-Unit, OBU) or tool display screen such as trackside facility or can with the electronic equipment polyphone of near field wireless communication apparatus transmission information, in the communications zone that the near field wireless communication apparatus is contained, continue the issue store advert, advertising campaign, auction trade, traffic or a surname lead the firmly capable amusement information of food clothing such as bulletin, and general user can be by the near field wireless transmission between the wireless communication apparatus of near field, obtain and eat firmly row amusement information of clothing in the zone, the near field wireless communication apparatus of being held by the user transfers to the general computer that the user holds again, notebook computer, general mobile phone, Smartphone, PDA mobile phone and vehicle-mounted machine etc. can show or handle the electronic equipment of information.
The system and chat with friends in the near field, be the user and can use near field wireless communication apparatus and general computer, notebook computer, general mobile phone, Smartphone, tool display screen such as PDA mobile phone and vehicle-mounted machine or can with the electronic equipment polyphone of near field wireless communication apparatus transmission information, personal informations such as business card or identifying data continue to post message, and the user of other near field wireless communication apparatus can be shown in general computer with personal informations such as the message business card that receives or identifying datas in the wireless communication apparatus communication context of described near field, notebook computer, general mobile phone, Smartphone, the electronic equipment of tool display screens such as PDA mobile phone and vehicle-mounted machine, by personal information issue mechanisms such as message business card or identifying datas, the user can learn and post message personal information persons such as business card or identifying data whether in the hundreds of meters of user; User's talk of also can chatting by the near field wireless communication apparatus user near field wireless communication apparatus and other communication contexts.
Comprise the recreation of two people's lines, the above line recreation of three people and near field virtual reality game as for the near field online game system, the recreation of two people's lines is carried out man-to-man two people's lines recreation for the user by near field wireless communication apparatus and other near fields wireless communication apparatus user; The above line recreation of three people of one-to-many is carried out in the above line recreation of three people by near field wireless communication apparatus and other near fields wireless communication apparatus user for the user, or link to the above line recreation of three people that the recreation server that uses the near field wireless communication apparatus carries out the multi-to-multi people jointly with other near fields wireless communication apparatus user, promptly lay the recreation server that uses the near field wireless communication apparatus in the real world various places, again with the recreation server polyphone of center main servo device with the near field wireless communication apparatus of various places, the recreation server of reaching the different near fields of user's process wireless communication apparatus has the triggering of different Mission Objectives or game form, constitute the circulation of ideal money and virtual stage property simultaneously, reach the framework of near field virtual reality game.
And near field news in brief springboard transmitting system, when using the near field wireless communication apparatus to specify to transmit news in brief to the user of single specific near field wireless communication apparatus for the user, described news in brief can be sent to described single specific use object via three kinds of communication conduits, one is the near field wireless communication apparatus that directly is sent to single specific use object by the near field wireless communication apparatus that the user held, it is general near field news in brief transmitting function, two for using near field wireless communication apparatus news in brief by being sent to vicinity, again by the contiguous near field wireless communication apparatus that uses the near field wireless communication apparatus to transmit single specific use object, it is near field near-end springboard transmitting function, three for by news in brief is sent to center institute's keyholed back plate or with the near field wireless communication apparatus of the line of centres, by the described news in brief of central record, when the news in brief addressee hold the personal information that uses the near field wireless communication apparatus come across center institute's keyholed back plate or with the near field wireless communication apparatus communication context of the line of centres in the time, the news in brief of described central record will be sent to the news in brief addressee by the near field wireless communication apparatus, be near field far-end springboard transmitting function.Therefore when news in brief addressee that news in brief is sent in user's tendency to develop of near field wireless communication apparatus not in self near field wireless communication apparatus communication transmission scope, then described news in brief can be sent to the news in brief addressee by near field near-end springboard transmitting function or near field far-end springboard transmitting function.
In order to achieve the above object, the utility model provides the wireless communication apparatus near field, especially refer to the device that carries out the near field wireless telecommunications by ZigBee and two kinds of communication modules of bluetooth, described wireless communication apparatus comprises: ZigBee communication module, bluetooth communication module message conversion and transmission circuit and power supply circuit, wherein:
Described ZigBee communication module has the master control central processing unit of handling the identification of N-Fi communications protocol and carrying out the ZigBee communication function, and the master control central processing unit connect to send or receive the communication wafer of ZigBee information package, and ZigBee communication module and be provided with the temporary and ZigBee memory that deleted of the ZigBee information package that haircut of living in can be sent reception after handling;
Described bluetooth communication module has the bluetooth master control central processing unit that can control the bluetooth communication processing capacity, and bluetooth master control central processing unit is connected with the bluetooth communication wafer that can send reception bluetooth information package, and bluetooth communication module also is provided with the temporary bluetooth memory of bluetooth information package that haircut of living in can be sent reception;
Described message conversion and transmission circuit is used to handle the inside information package transmission of ZigBee communication module and bluetooth communication module; And
Described power supply circuit is electrically connected between ZigBee communication module and the bluetooth communication module, and being provided with to provide the power supply unit of answering bluetooth communication module and the required power supply of ZigBee communication module.
Preferably, described bluetooth communication module, ZigBee communication module are provided with the display element that can carry out the message transmitting and displaying respectively, and display element also can show the information package transmission state of bluetooth communication module and ZigBee communication module; And described display element is light-emitting diode or LCDs.
Preferably, described power supply circuit is a power supply unit, and power supply unit is lithium battery, alkaline battery or mercury battery.
Preferably, described ZigBee communication module can embed in the electronic equipment, be connected in series with the bluetooth communication module of electronic equipment, and described electronic equipment is computer, notebook computer, mobile phone, PDA mobile phone or vehicle-mounted machine.
Preferably, described wireless communication apparatus is in communication context, formation can initiatively send the near field wireless telecommunications net of information package or passive reception information package, and the wireless telecommunications net can while and at least seven groups, the electronic equipment communication of the wireless communication apparatus near field or tool ZigBee communication module.
Preferably, described N-Fi communications protocol content, comprise that one group of 6 bit information comes source code, one group of 6 bit information terminal point sign indicating number, one group of 2 bit group sign indicating number, one group of 1 bit sequence sign indicating number, one group of 2 bit continuously to pass sign indicating number, one group of 1 bit described object numbering length code, and one a group of object numbering sign indicating number and an object information content sign indicating number.
Preferably, described one group of object numbering sign indicating number is stipulated its bit number according to describing object numbering length code; And an object information content sign indicating number is then stipulated its bit number according to object numbering code function and sequence code; And in the N-Fi communications protocol content, can not have object information content sign indicating number.
Preferably, one group of 6 bit information come source code in the described N-Fi communications protocol content, for only identification code of the near field wireless communication apparatus that sends the information package or send only identification code in information package source; One group of 6 bit information terminal point sign indicating number is used to confirm that the information package that sends will be sent to that equipment or terminal point, receives the equipment or the terminal point of information package, and a described only identification code need meet information terminal point sign indicating number.
Preferably, in the master control central processing unit of described ZigBee communication module, store one group of default 6 bit package when a near field wireless communication apparatus power-on, memory will read the interior described default 6 bit packages of master control central processing unit of described ZigBee communication module, in order to represent only identification code of described near field wireless communication apparatus, 2 bit group sign indicating numbers of described near field wireless communication apparatus then can be preset as 0xFF and 0xFF.
Preferably, the information package transmission mode of described near field wireless communication apparatus receives information package flow process and near field wireless communication apparatus transmission information package process operation according to the near field wireless communication apparatus, carries out inside, the reception of outside information package and transmission.
Preferably, described information package transmission mode is for realizing the chat with friends information package transfer mode of system, near field online game system and near field news in brief springboard transmitting system of near field living information shared system, near field.
Compared with prior art, the wireless communication apparatus near field described in the utility model, combination by bluetooth communication module and ZigBee communication module, be arranged in the electronic equipment, wireless telecommunications with the near field, do not need to serve the dealer, can in 100 to hundreds of meters distance, carry out the communication near field by the ISP network.
Description of drawings
Fig. 1 is a plane graph of the present utility model;
Fig. 2 is a stereo appearance figure of the present utility model;
Fig. 3 is the calcspar of the utility model communication state;
Fig. 4 is the flow chart that the utility model receives the information package;
Fig. 5 is the flow chart that the utility model sends the information package;
Fig. 6 is the communication calcspar of existing bluetooth equipment.
Description of reference numerals: 1-ZigBee communication module; 11-master control central processing unit; The 14-memory; 12-communication wafer; The 15-display element; The 13-communication antenna; The 2-bluetooth communication module; 21-bluetooth master control central processing unit; 24-bluetooth memory; 22-bluetooth communication wafer; The 25-display element; 23-bluetooth communication antenna; The 3-power supply circuit; 4-conversion of signals transmission circuit; A-waits for connection step; B-blue-tooth device search step; C-line cryptogram validation process; D-connection state step; E-information transmitting step; F-power saving standby step.
Embodiment
Technology contents, characteristics and the advantage of aforementioned means of the present utility model, platform and multinomial (at least seven) utilization system are consulted in the detailed description of a graphic preferred embodiment in following cooperation, can clearly understand.
See also Fig. 1, shown in Figure 2, be plane graph of the present utility model, stereo appearance figure, find out by knowing shown in the figure, the signal transmission that the utility model provides mobile communication equipment to carry out the near field wireless telecommunications, described wireless communication apparatus comprises that ZigBee communication module 1, bluetooth communication module 2, power supply circuit 3, conversion of signals transmission circuit 4 and institute compose in series, wherein:
Described ZigBee communication module 1 comprises ZigBee master control central processing unit 11, and ZigBee master control central processing unit 11 also is provided with the ZigBee communication wafer 12 that can handle the information package, and connect the ZigBee communication antenna 13 that can transmit or receive information package signal by communication wafer 12, be provided with ZigBee memory 14 by master control central processing unit 11 in addition, and memory 14 can be flash memory (Flash Memory), and but funding news package signal is temporary, and after processing, deleted, be provided with display element 15 by ZigBee master control central processing unit 11 again, can when ZigBee communication module 1 transmission signals, manifest the state of signal transmission via display element 15.
Described bluetooth communication module 2 comprises bluetooth master control central processing unit 21, and bluetooth master control central processing unit 21 and be provided with the bluetooth communication wafer 22 that to handle the information package, and connect bluetooth communication antenna 23 by communication wafer 22, can transmit or receive the signal of information package, then bluetooth master control central processing unit 21 is provided with bluetooth memory 24, bluetooth memory 24 can be flash memory, and but funding news package signal is temporary, be provided with display element 25 by master control central processing unit 21 again, can when bluetooth communication module 2 transmission signals, manifest the state of signal transmission via display element 25.
Described power supply circuit 3 can be power supply unit, and power supply unit promptly can be the type of lithium battery, alkaline battery or mercury battery, can constitute the power supply component of independent current source.And
Described conversion of signals transmission circuit 4 can carry out conversion, the transmission of ZigBee signal and Bluetooth signal.
Above-mentioned each member is in assembling, for in the ZigBee of ZigBee communication module 1 master control central processing unit 11, between the bluetooth master control central processing unit 21 of bluetooth communication module 2, be connected in series power supply circuit 3 and conversion of signals transmission circuit 4 respectively, and can utilize conversion of signals transmission circuit 4, handle the information package flow direction between ZigBee communication module 1 (IEEE 802.15.4) and the bluetooth communication module 2 (IEEE 802.15.1), for transmitting an information package to conversion of signals transmission circuit 4 in ZigBee communication module 1 end, then described information package will transfer to bluetooth communication module 2 ends by conversion of signals transmission circuit 4, to carry out subsequent treatment; If transmit an information package to conversion of signals transmission circuit 4 by bluetooth communication module 2 ends, then described information package then utilizes conversion of signals transmission circuit 4 to transfer to ZigBee communication module 1 end again, for carrying out subsequent treatment also by conversion of signals transmission circuit 4.
Above-mentioned ZigBee communication module 1 can embed in the electronic equipment, be connected in series with the bluetooth communication module 2 of electronic equipment, and described electronic equipment can be type electronic products such as computer, notebook computer, mobile phone, PDA (personal digital assistant) mobile phone, vehicle-mounted machine.
And ZigBee communication module 1, bluetooth communication module 2, be provided with display element 15, the bluetooth display element 25 that can carry out the message transmitting and displaying respectively, and display element 15, bluetooth display element 25 can show the information package transmission state of bluetooth communication module 2 and ZigBee communication module 1; And described display element 15, bluetooth display element 25 can be types such as light-emitting diode (LED), LCDs, element with a display func.
And ZigBee communication module 1 and bluetooth communication module 2, for behind the information package that receives from conversion of signals transmission circuit 4, ZigBee communication module 1 is by ZigBee communication antenna 13, reception from the information package of outside other near field wireless communication apparatus or ZigBee communication apparatus and bluetooth communication module 2 promptly by bluetooth communication antenna 23, receive from the information package of the electronic equipment that is connected.
See also Fig. 1, Fig. 2, shown in Figure 3, it is plane graph of the present utility model, stereo appearance figure, the calcspar of communication state, find out by knowing shown in the figure, when the utility model is started shooting in the near field wireless communication apparatus (100), be the wait connection state, confirm back (101) and finish line in electronic equipment, the near field wireless communication apparatus will enter line (Connected) state, and the ZigBee communication module 1 of near field wireless communication apparatus, when receiving the information package of another ZigBee communication module 1 (IEEE 802.15.4) transmission, this information package will transfer to the bluetooth communication module 2 (IEEE802.15.1) of near field wireless communication apparatus by conversion of signals transmission circuit 4, transfer to the electronic equipment that is connected by bluetooth communication module 2 again; But if by electronic equipment information package, when being transferred to the bluetooth communication module 2 of near field wireless communication apparatus, this information package will transfer to the ZigBee communication module 1 of near field wireless communication apparatus by conversion of signals transmission circuit 4, again by ZigBee communication module 1 transfer to another near field wireless communication apparatus ZigBee communication module 1 and under connection state (102), electronic equipment can utilize the near field wireless communication apparatus, can use broadcast transmitted information packet function and given transmission information packet function, when if no information transmits and receives, then connection state enters the state (103) of power saving standby, make the near field wireless communication apparatus enter battery saving mode, and when need transmitting the information package, again again by connection state (101), connection state (102) transmits information, and under power saving standby mode (103), only handle the reception of information package.
The near field wireless communication apparatus realizes that the wireless accommodation platform near field need utilize ZigBee memory 14 in N-Fi communications protocol, the near field wireless communication apparatus, and ZigBee master control central processing unit 11, can keep in the information package by ZigBee memory 14, but ZigBee master control central processing unit 11 permanent storage information packages and drive formula wherein drive formula and can discern the information package and whether meet the N-Fi communications protocol; Then in the information package of accepting and transmitting by the near field wireless communication apparatus, all need meet the N-Fi communications protocol, if be not inconsistent, it is imperfect and removed and delete that then described information package is considered as information.
As for N-Fi communications protocol content, comprise that one group of 6 bit (6Bytes) information comes source code (Source IP), one group of 6 bit information terminal point sign indicating number (Destination IP), one group of 2 bit (2Bytes) group sign indicating number (Pan ID), one group of 1 bit (1Byte) sequence code (Sequence Number), one group of 2 continuous sign indicating number (Continue ID) that passes of bit, one group of 1 bit described object numbering length code (Object ID Length), and one a group of object numbering sign indicating number (ObjectID) and an object information content sign indicating number (Object Content), wherein one group of object numbering sign indicating number there is no fixedly bit number, and the bit number of object numbering sign indicating number is decided according to describing object numbering length code; One object information content sign indicating number does not also have fixedly bit number, and the bit number of object information content sign indicating number is decided according to object numbering code function and sequence code, in the N-Fi communications protocol content, also may not have object information content sign indicating number.Each near field wireless communication apparatus all has one group of 6 only identification code of bit of storage and one group of 2 bit group sign indicating number in ZigBee memory 14, operates processing for ZigBee master control central processing unit 11.
In the N-Fi communications protocol content, one group of 6 bit information come source code, is generally only identification code of the near field wireless communication apparatus that sends the information package or only identification code in transmission information package source; One group of 6 bit information terminal point sign indicating number is used to confirm that the information package that sends will be sent to that equipment or terminal point, receives the equipment or the terminal point of information package, and its only identification code need meet information terminal point sign indicating number.
One group of 2 continuous sign indicating number that passes of bit can be used for representing that the cutting total quantity of described information package or the commentaries on classics of information package pass number of times.The cutting total quantity is used for will making a plurality of information packages of described information package cutting (N-Packet) by N-Fi communications protocol mechanism when information package bit number transmits the restriction of information package bit number greater than near field wireless communication apparatus once maximum.Cooperate to be used to make up to retransfer, and the information package will be recorded in continuous the biography in the sign indicating number by the total quantity of cutting by the object of the information package of cutting numbering sign indicating number (Object ID ForCombining N-Packet).
The object numbering sign indicating number of the information package that receives when the near field wireless communication apparatus is for combination during by the object of the information package of cutting numbering sign indicating number, then continuously passes sign indicating number and will be regarded as the information package by the total quantity of cutting.The continuous code table that passes is shown the information package and needs to be changeed and pass number of times and use when the object of information package numbering sign indicating number changes the object numbering sign indicating number that passes for the information package, and every the commentaries on classics passes once, and it changes and passes number of times and will be successively decreased once and cover and be stored in continuous pass yard.
One group of 1 bit sequence sign indicating number is as use kenel and the SEQ.XFER of representing described information package in the N-Fi communications protocol content.Use kenel to have an object information content sign indicating number in order to represent whether described information package has, SEQ.XFER is in order to represent the sequence number of described information package.
The ZigBee communication module 1 of near field wireless communication apparatus, for in master control central processing unit 11, store one group of default 6 bit package, when a near field wireless communication apparatus power-on, memory 14 will read described default 6 bit packages in the master control central processing unit 11, in order to representing only identification code of described near field wireless communication apparatus, and the 2 bit group sign indicating numbers of setting described near field wireless communication apparatus are 0xFF and 0xFF.
See also Fig. 1, Fig. 2, shown in Figure 4, be the flow chart of plane graph of the present utility model, stereo appearance figure, reception information package, find out the wireless communication apparatus in the utility model near field by knowing shown in the figure, in the flow chart of steps that receives the information package, wherein:
(200) begin to receive the information package;
(201) wireless communication apparatus near field is received an outside information package with ZigBee communication module 1;
(202) the information package that ZigBee communication module 1 is received is temporary in ZigBee memory 14 (flash memory Flash Memory);
(203) confirm via ZigBee master control central processing unit 11 whether described information package meets N-Fi communications protocol standard; If not, described information package does not meet N-Fi communications protocol standard, then enters step (208), and deletion is temporary in the described information package of memory 14; If described information package meets N-Fi communications protocol standard, then described information package still is temporary in ZigBee memory 14, and enters step (204), handles to carry out follow-up running;
(204) whether the information terminal point sign indicating number of the described information package of judgement is the broadcast transmitted information; If 6 each bit of bit information terminal point sign indicating number are all 0xFF (being expressed as 16 carry FF values), the information load mode that then described information package is a broadcast transmitted, even inequality with only identification code of near field wireless communication apparatus self, still this information package can be temporary in memory 14, enter step (209) and carry out follow-up running processing; When the information load mode of the non-broadcast transmitted of 6 bit information terminal point sign indicating numbers, promptly represent the information load mode that this information package is a given transmission, enter step (205);
(205) carry out information terminal point sign indicating number and confirm, judge whether 6 bit information terminal point sign indicating numbers of described information package are identical with only identification code of near field wireless communication apparatus self; If the information terminal point sign indicating number of promptly described information package is identical with the only identification code of self, then described information package still is temporary in memory 14, enter step (206) and carry out follow-up running processing, otherwise, if not, enter step (211) and carry out follow-up running processing;
(206) the near field wireless device of the described given transmission information package of reception can return an information package of confirming to receive to the near field wireless device that sends this information package; This confirms that the information terminal point sign indicating number of the information package of reception is an only identification code that sends the near field wireless device of this information package; It is an only identification code that receives the near field wireless device of described given transmission information package that information is come source code; Behind the repayment transmission source, enter step (207);
(207) will be temporary in the information package of memory 14, be sent to conversion of signals transmission circuit 4, enter step (208) again;
(208) deletion is temporary in the described information package of memory 14;
(209) one group of 2 bit group sign indicating number is used to confirm that the information package that sends will be sent to that group facility or a group terminal point in the N-Fi communications protocol content, to carry out the group sign indicating number and confirm, judge whether each bit is 0xFF (being expressed as 16 carry FF values) for 2 bit group sign indicating numbers of described information package.If, each bit is all 0xFF, be that described information package is the group broadcast information, even inequality with only a group group code of near field wireless communication apparatus self, enter step (207),, be sent to conversion of signals transmission circuit 4 will be temporary in the information package of memory 14, and entering step (208), deletion is temporary in the described information package of memory 14; If not, i.e. the non-0xFF of arbitrary bit of 2 bit group sign indicating numbers, then described information package are designated group broadcasting information, and this information package still is temporary in memory 14, and enters step (210), carries out follow-up running and handles;
(210) whether the information group sign indicating number of the described information package of judgement is identical with group's sign indicating number of near field wireless communication apparatus self; If, group's sign indicating number of described information package is identical with the group's sign indicating number of self, then described information package can be temporary in memory 14, enter step (207), the information package of memory 14 will be temporary in, be sent to conversion of signals transmission circuit 4, enter step (208) again, deletion is temporary in the described information package of memory 14; If not, promptly inequality, then directly enter step (208), deletion is temporary in the described information package of memory 14;
(211) whether the object numbering sign indicating number of judging the information package numbers sign indicating number for the information package changes the object that passes, if, when the object numbering sign indicating number of described information package changes the object numbering sign indicating number that passes for the information package, then enter step (212), if not, the continuous of described information package passes when sign indicating number is non-to change the object numbering sign indicating number that passes for the information package, then enters step
(208)；
(212) whether the continuous biography sign indicating number of judging the information package is zero; If the continuous biography sign indicating number of described information package is zero, then enters step (208), deletion is temporary in the described information package of memory 14; If not, then the continuous biography sign indicating number of information package is non-vanishing, then enters step (213);
(213) the continuous biography sign indicating number of information package is subtracted (1) after, be resent to communication wafer 12 and send to the outside.Enter step (208) at last, deletion is temporary in the described information package of memory 14;
In addition, when numbering sign indicating number, enter step (208), delete the described information package that is temporary in memory 14 as if the object numbering yard object that does not pass of information package for the commentaries on classics of information package.
(214) finish to receive the information package.
See also Fig. 1, Fig. 2, shown in Figure 5 again, be the flow chart of plane graph of the present utility model, stereo appearance figure, transmission information package, find out the wireless communication apparatus in the utility model near field by knowing shown in the figure, in the flow chart of steps that sends the information package, wherein:
(300) begin to send the information package;
When (301) electronic equipment of arbitrary near field wireless communication apparatus line sends an information package, will send the information packages, receive this outside information package to bluetooth communication module 2 terminations of wireless communication apparatus line by the bluetooth communication module 2 of electronic equipment;
(302) this information package will be temporary in bluetooth memory 24;
(303) this information package will be sent to conversion of signals transmission circuit 4;
(304) deletion is temporary in the described information package of bluetooth memory 24;
(305) ZigBee communication module 1 end receives the information package from conversion of signals transmission circuit 4 inside;
(306) this information package will be temporary in memory 14;
(307) whether meet the N-Fi communications protocol by the described information package of ZigBee master control central processing unit 11 identifications; If not, described information package does not meet the N-Fi communications protocol, then enters step (312), and deletion is temporary in the described information package of memory 14; If, meet the N-Fi communications protocol, then enter step (308);
(308) whether the information terminal point sign indicating number of the described information package of affirmation is the information load mode of broadcast transmitted; If the information terminal point sign indicating number of promptly described information package is the information load mode of broadcast transmitted, then enters step (314); If not, the information terminal point sign indicating number of then described information package is not the information load mode of broadcast transmitted, is the information load mode of given transmission, then enters step (309);
(309) described information package will be sent to communication wafer 12, and in non-broadcast transmitted mode, after the outside sent, execution in step (313) confirmed to have or not the object repayment of receiving given transmission to receive the repayment affirmation message of described information package again by communication antenna 13; If, for being arranged, the repayment of receiving described information package confirms message, then enter step (312), and deletion is temporary in the described information package of memory 14; If not, there is no the object repayment of receiving given transmission and receive the repayment affirmation message of described information package, then can carry out step (309) once more, again described information package will be sent to communication wafer 12, send to the outside by communication antenna 13, and confirm to have or not the object repayment of receiving given transmission to receive the repayment affirmation message of described information package again.
When continuous execution in step (309) three times, the object repayment of still not having the given transmission received receives that the repayment of described information package confirms message, then will enter step (310);
(310) sequence code of described information package will be revised as the use kenel that transmits failure;
(311) with the information package of described transmission failure, be sent to conversion of signals transmission circuit 4, transmit failure with user's message of informing the near field wireless communication apparatus, described message is not sent to the object of given transmission;
(312) deletion is temporary in described information package temporary in the memory 14;
(313) confirm to have or not the object repayment of receiving given transmission to receive the repayment affirmation message of described information package;
(314) described information package will be sent to communication wafer 12, by communication antenna 13 in the broadcast transmitted mode after the outside sends, execution in step (312) again;
(315) finish to send the information package.
Below among the utilization embodiment, with chat with friends near field living information shared system, the near field use-case of system, near field online game system and near field news in brief springboard transmitting system of explanation N-Fi communications protocol.
Wireless communication apparatus is in communication context, formation can initiatively send the near field wireless telecommunications net of information package or passive reception information package, and the wireless telecommunications net can while and at least seven groups, the electronic equipment communication of the wireless communication apparatus near field or tool ZigBee communication module 1.
In the living information shared system of near field, trackside shop desire is used the near field wireless communication apparatus, when issue commercial promotions message is given the user of contiguous use near field wireless communication apparatus, then Fa Bu information package need meet the N-Fi communications protocol, comprise in the information package that one group of 6 bit information comes source code, one group of 6 bit information terminal point sign indicating number, one group of 2 bit group sign indicating number, one group of 1 bit sequence sign indicating number, one group of 2 bit continuously to pass sign indicating number, one group of 1 bit described object numbering length code, and one a group of object numbering sign indicating number and an object information content sign indicating number.
Trackside shop desire issue commercial promotions message needs to use broadcast transmitted and broadcasting group management function to all contiguous users who uses the near field wireless communication apparatus, and sequence code is then compiled sequence number automatically for the near field wireless communication apparatus, and not having continuous passing on Gong can demand.And information comes source code to read only identification code of employed near field, trackside shop wireless communication apparatus; Information terminal point sign indicating number and the arbitrary bit of group's sign indicating number are all 0xFF, and sequence code is compiled automatically and is 0x00; The continuous sign indicating number that passes is set at (0x00) (0x00); And the object of commercial promotions message numbering length code is (0x02), represents that then object numbering code length is 2 bits; The represented object of commercial promotions message numbering sign indicating number is (0x13) (0x20), and the object information content sign indicating number of commercial promotions message comprises the person of posting message, the grade that posts message, the kind that posts message and the content that posts message, totally four message projects.
Wherein the every message in the object information content sign indicating number is represented mode, represent with message kenel (fixing 1 bit), message length (fixing 1 bit) and message main body arrangement mode, wherein message length is the total bit number of message main body, and the message kenel is represented message main body always literal or numeral or symbol etc.With the person of posting message of commercial promotions message and the grade bit that posts message is example, as the person's of posting message bit is (0x0e) (0x06) (0x00) (0x05) (0x35) (0x25) (0x30) (0x46), then the message kenel is (0x0e), expression message main body is a literal, message length is (0x06), expression message main body is totally 6 bits, and the message main body is (0x00) (0x05) (0x35) (0x25) (0x30) (0x46), transfer the message main body to literal according to UNicode (UTF-8) coding, then the message main body is (5%OFF).As the grade bit that posts message is (0x13) (0x01) (0x03), and then the message kenel is (0x13), and expression message main body be digital, message length is (0x01), expression message main body is totally 1 bit, and the message main body is (0x03), and the grade that then posts message is a 3rd level.
Chat with friends in the system in the near field, user's first tendency to develop chat message of near field wireless communication apparatus is given user's second of near field wireless communication apparatus, then Fa Bu information package need meet the N-Fi communications protocol, comprise in the information package that one group of 6 bit information comes source code, one group of 6 bit information terminal point sign indicating number, one group of 2 bit group sign indicating number, one group of 1 bit sequence sign indicating number, one group of 2 bit continuously to pass sign indicating number, one group of 1 bit described object numbering length code, and one a group of object numbering sign indicating number and an object information content sign indicating number.
User's first of near field wireless communication apparatus sends the chat message of user's second of near field wireless communication apparatus to, needs to use the given transmission function, and sequence code is then compiled sequence number automatically for the near field wireless communication apparatus, and not having continuous passing on Gong can demand.And information comes source code to read only identification code of the near field wireless communication apparatus of user's first; Information terminal point sign indicating number is only identification code of the near field wireless communication apparatus of user's second, and the arbitrary bit of group's sign indicating number is all 0xFF, and sequence code is compiled automatically and is 0x10; The continuous sign indicating number that passes is set at (0x00) (0x00); And the object of chat message numbering length code is (0x03), represents that then object numbering code length is 3 bits; The represented object numbering sign indicating number of chat message is (0x33) (0x20) (0x01), and the object information content sign indicating number of chat message is the chat message word content, as the chat message word content is (Test), then chat message word content bit is (0x0e) (0x06) (0x00) (0x04) (0x54) (0x65) (0x73) (0x74), then the message kenel is (0x0e), expression message main body is a literal, message length is (0x06), expression message main body is totally 6 bits, and the message main body is (0x00) (0x04) (0x54) (0x65) (0x73) (0x74), transfer the message main body to literal according to Unicode (UTF-8) coding, then the message main body is (Test).
In the online game system of near field, user's first of near field wireless communication apparatus, second and third, just carrying out the game information package transmission of near field online game, when user's first of near field wireless communication apparatus desires to send to simultaneously the user's second of near field wireless communication apparatus and the user third of near field wireless communication apparatus, then Fa Bu information package need meet the N-Fi communications protocol, comprise in the information package that one group of 6 bit information come source code, one group of 6 bit information terminal point sign indicating number, one group of 2 bit group sign indicating number, one group of 1 bit sequence sign indicating number, one group of 2 continuous sign indicating number that passes of bit, one group of 1 bit described object numbering length code, and one group of object is numbered a sign indicating number and an object information content sign indicating number.
User's first of near field wireless communication apparatus desires to send to simultaneously user's second of near field wireless communication apparatus and user the third one game informations, only allow user's second and user third in playing receive this game information, then need use broadcast transmitted and designated group function, sequence code is then compiled sequence number automatically for the near field wireless communication apparatus, and not having continuous passing on Gong can demand.
Near field news in brief springboard transmitting system, user's second one literal news in brief of near field wireless communication apparatus is given in user's first tendency to develop of near field wireless communication apparatus, but user's second is not in the wireless communication apparatus communication context of the near field of user's first, user third when the near field wireless communication apparatus, in the middle of user's first and second, then user's first can be used news in brief springboard message, and the information package of issue need meet the N-Fi communications protocol.
User's first of near field wireless communication apparatus is a springboard with user third, with the user's second one literal news in brief that sends the near field wireless communication apparatus to, its sequence code is then compiled sequence number automatically for the near field wireless communication apparatus, the continuous energy demand of passing on Gong is arranged, so object numbering sign indicating number needs to use the information commentaries on classics to pass sign indicating number.And information comes source code to read only identification code of the near field wireless communication apparatus of user's first; Information terminal point sign indicating number and the arbitrary bit of group's sign indicating number are all 0xFF, and sequence code is compiled automatically and is 0x40; The continuous sign indicating number that passes is set at (0x00) (0x03), represents promptly that described message can be changeed at most to pass 3 times, three intermediary's springboards can be arranged in the middle of promptly at most; And the object of springboard news in brief message numbering length code is (0x02), represents that then object numbering code length is 2 bits; The object numbering sign indicating number of springboard news in brief message is (0x03) (0x99), and the object information content sign indicating number of springboard news in brief message is the news in brief word content.
The above person of thought, it only is preferred embodiment of the present utility model, when not limiting the scope that the utility model is implemented with this, promptly the simple equivalent of being done according to the utility model claim and utility model description generally changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (5)
1. the wireless communication apparatus in a near field is characterized in that, described wireless communication apparatus comprises: ZigBee communication module, bluetooth communication module, message conversion and transmission circuit and power supply circuit, wherein:
Described ZigBee communication module has the master control central processing unit of handling the identification of N-Fi communications protocol and carrying out the ZigBee communication function, and the master control central processing unit connect to send or receive the communication wafer of ZigBee information package, and ZigBee communication module and be provided with the temporary and ZigBee memory that deleted of the ZigBee information package that haircut of living in can be sent reception after handling;
Described bluetooth communication module has the bluetooth master control central processing unit that can control the bluetooth communication processing capacity, and bluetooth master control central processing unit is connected with the bluetooth communication wafer that can send reception bluetooth information package, and bluetooth communication module also is provided with the temporary bluetooth memory of bluetooth information package that haircut of living in can be sent reception;
Described message conversion and transmission circuit is used to handle the inside information package transmission of ZigBee communication module and bluetooth communication module; And
Described power supply circuit is electrically connected between ZigBee communication module and the bluetooth communication module, and being provided with to provide the power supply unit of answering bluetooth communication module and the required power supply of ZigBee communication module.
2. the wireless communication apparatus near field according to claim 1, it is characterized in that, described bluetooth communication module, ZigBee communication module, be provided with the display element that can carry out the message transmitting and displaying respectively, and display element also can show the information package transmission state of bluetooth communication module and ZigBee communication module; And described display element is light-emitting diode or LCDs.
3. the wireless communication apparatus near field according to claim 1 it is characterized in that described power supply circuit is a power supply unit, and described power supply unit is lithium battery, alkaline battery or mercury battery.
4. the wireless communication apparatus near field according to claim 1, it is characterized in that, described ZigBee communication module can embed in the electronic equipment, be connected in series with the bluetooth communication module of electronic equipment, and described electronic equipment is computer, notebook computer, mobile phone, PDA mobile phone or vehicle-mounted machine.
5. the wireless communication apparatus near field according to claim 1, it is characterized in that, described wireless communication apparatus is in communication context, formation can initiatively send the near field wireless telecommunications net of information package or passive reception information package, and the wireless telecommunications net can be simultaneously and the electronic equipment communication of the wireless communication apparatus or the tool ZigBee communication module at least seven group near fields.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202186122U CN201584969U (en) | 2009-08-03 | 2009-09-30 | Near-field wireless communication device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920161782.1 | 2009-08-03 | ||
| CN2009202186122U CN201584969U (en) | 2009-08-03 | 2009-09-30 | Near-field wireless communication device |
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| CN201584969U true CN201584969U (en) | 2010-09-15 |
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| CN2009202186122U Expired - Fee Related CN201584969U (en) | 2009-08-03 | 2009-09-30 | Near-field wireless communication device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013086806A1 (en) * | 2011-12-16 | 2013-06-20 | 中兴通讯股份有限公司 | Method and apparatus for implementing near-field communication |
| CN103490812A (en) * | 2013-09-16 | 2014-01-01 | 北京航空航天大学 | Mobile phone near field communication system and method based on visible light |
| CN105049090A (en) * | 2015-06-15 | 2015-11-11 | 成都中微电微波技术有限公司 | Solar cell type electronic communication apparatus |
-
2009
- 2009-09-30 CN CN2009202186122U patent/CN201584969U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013086806A1 (en) * | 2011-12-16 | 2013-06-20 | 中兴通讯股份有限公司 | Method and apparatus for implementing near-field communication |
| CN103490812A (en) * | 2013-09-16 | 2014-01-01 | 北京航空航天大学 | Mobile phone near field communication system and method based on visible light |
| CN103490812B (en) * | 2013-09-16 | 2016-01-20 | 北京航空航天大学 | Based on mobile phone near field communication system and the method for visible ray |
| CN105049090A (en) * | 2015-06-15 | 2015-11-11 | 成都中微电微波技术有限公司 | Solar cell type electronic communication apparatus |
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