CN103152709A - Method and system achieving communication of compass terminal and network terminal - Google Patents
Method and system achieving communication of compass terminal and network terminal Download PDFInfo
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- CN103152709A CN103152709A CN2013100394422A CN201310039442A CN103152709A CN 103152709 A CN103152709 A CN 103152709A CN 2013100394422 A CN2013100394422 A CN 2013100394422A CN 201310039442 A CN201310039442 A CN 201310039442A CN 103152709 A CN103152709 A CN 103152709A
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Abstract
The invention discloses a method achieving communication of a compass terminal and a network terminal. The method is characterized in that the method comprises the steps that the compass terminal converts to-be-sent information to a compass short message according to a protocol standard of the compass short message and sends to a compass satellite, the compass satellite transmits the received compass short message to a serving center, and the serving center receives the compass short message transmitted by the compass satellite and converts the compass short message to data matched with the network terminal and transmits the data to the network terminal. The compass terminal packages the to-be-sent information, writes fields of content of a telegram of the compass short message, and the compass short message is packaged according to the protocol standard of the compass short message. A system of communication of the compass terminal and the network terminal is further disclosed. The system comprises the compass terminal, the compass satellite, the serving center and the network terminal. The information can be transmitted between the compass terminal and the compass satellite, between the compass satellite and the serving center, and between the network terminal and the serving center, and therefore a communication process is finished.
Description
Technical field
The present invention relates to technical field of satellite communication, particularly a kind of method and system that realize that Big Dipper terminal is communicated by letter with the network terminal.
Background technology
Beidou satellite navigation system is China's global positioning satellite and communication system of development voluntarily, is the satellite navigation system of the 3rd maturation after american global positioning system (GPS) and Russian glonass system (GLONASS).Dipper system is comprised of vacant terminal, ground surface end and user side, round-the-clock, round-the-clock provides high accuracy, highly reliable location, navigation, time service service for all types of user in the world, and tool short message communication capacity, tentatively possessed area navigation, location and time service ability, positioning accuracy is better than 20 meters, and time service precision was better than for 100 nanoseconds.In December, 2011, the Big Dipper two generations satellite navigation system is formally tried out.On October 25th, 2012, the 16th Big Dipper navigation satellite lift-off of China, will serve the Asia-Pacific next year.
At present, the various Big Dipper terminal equipments relevant to Beidou satellite system are are in succession researched and developed and release.But Beidou satellite system is still the system of an independent operating, makes between Big Dipper terminal and the network terminal and can't communicate.
Summary of the invention
The invention provides a kind of method and system that realize that Big Dipper terminal is communicated by letter with the network terminal, can realize the intercommunication mutually between Big Dipper terminal and the network terminal.
For reaching above-mentioned purpose, technical scheme of the present invention specifically is achieved in that
A kind of method that realizes that Big Dipper terminal is communicated by letter with the network terminal is characterized in that, comprising:
The information that Big Dipper terminal will send is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, and sends to big-dipper satellite;
The described Big Dipper short message that big-dipper satellite will receive forwards to service centre;
Service centre receives the described Big Dipper short message that big-dipper satellite forwards, and described Big Dipper short message is converted to the data that are complementary with the network terminal and is transmitted to the network terminal;
Wherein, when the information that described Big Dipper terminal will send is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, the described information group bag that will send, and write the telegraph text content field of Big Dipper short message, be encapsulated as Big Dipper short message according to Big Dipper short message consensus standard.
The method further comprises:
Service centre receives the information that the network terminal sends;
Service centre is converted to Big Dipper short message with the information of the network terminal that receives according to the consensus standard of Big Dipper short message, and sends to big-dipper satellite;
The described Big Dipper short message that big-dipper satellite will receive is transmitted to Big Dipper terminal.
The information that described Big Dipper terminal will send comprises:
Information type, destination address and the information content.
Described group of bag comprises: the information that described Big Dipper terminal will be sent is filled up in the data packet of default form;
Described default form comprises:
Information type cell, address cell and information content cell;
Described information type cell is used for carrying the information type of the information that described Big Dipper terminal will send;
Described address cell is used for carrying the destination address of the information that described Big Dipper terminal will send;
Described information content cell is used for carrying the information content of the information that described Big Dipper terminal will send.
Described information type cell takies 8bit, and described address cell accounts for 24bit, and described information content cell takies 1648bit.
The described network terminal is mobile phone terminal or internet terminal.
When the described network terminal was internet terminal, the information that described internet terminal sends comprised purpose Big Dipper termination number, information type and the information content;
When the described network terminal was mobile phone terminal, the information that described mobile phone terminal sends was SMS, and the communication mode of described mobile phone terminal and described service centre is query formulation.
Receive in service centre the described Big Dipper short message that big-dipper satellite forwards, and described Big Dipper short message be converted to the data that are complementary with the network terminal and be transmitted in the step of the network terminal, comprising:
The described Big Dipper short message that described service centre forwards described big-dipper satellite extracts described destination address according to described Big Dipper short message agreement;
According to described destination address, the information of described Big Dipper terminal transmission is sent to the described destination address of appointment.
A kind of system that realizes that Big Dipper terminal is communicated by letter with the network terminal is characterized in that, comprising: Big Dipper terminal, big-dipper satellite, service centre, the network terminal;
The information that described Big Dipper terminal will send is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, and sends to described big-dipper satellite;
The described Big Dipper short message that described big-dipper satellite will receive forwards to described service centre;
Described service centre receives the described Big Dipper short message that described big-dipper satellite forwards, and described Big Dipper short message is converted to the data that are complementary with the described network terminal and is transmitted to the described network terminal.
Described service centre receives the information that the described network terminal sends;
The information of the described network terminal that described service centre will receive is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, and sends to described big-dipper satellite;
The described Big Dipper short message that described big-dipper satellite will receive is transmitted to described Big Dipper terminal.
As seen from the above technical solution, the system that this Big Dipper terminal of the present invention is communicated by letter with the network terminal, comprise Big Dipper terminal, big-dipper satellite, service centre, the network terminal, can transmission of information between Big Dipper terminal and big-dipper satellite, between big-dipper satellite and service centre, between the network terminal and service centre, thus communication process completed.
1, the information of Big Dipper terminal transmission comprises the data of destination address type and needs transmission etc., after service centre receives the information of Big Dipper terminal like this, first extract the destination address type, then send information with corresponding means of communication, the accuracy that guarantee information is transmitted.
2, the information of internet terminal transmission comprises the data of purpose Big Dipper termination number and needs transmission etc., after service centre receives the information of network terminal transmission like this, first extract purpose Big Dipper termination number, and then send data to purpose Big Dipper terminal, the accuracy that guarantee information transmits.
3, the communication mode taked of mobile phone terminal and service centre is query formulation, and mobile phone can directly be sent to service centre with short message like this, and does not need mobile phone to carry out specific coding to information, and communication is convenient.
Description of drawings
Fig. 1 is the method flow diagram that Big Dipper terminal is communicated by letter with the network terminal of realizing of the embodiment of the present invention one.
Fig. 2 is the method flow diagram that Big Dipper terminal is communicated by letter with the network terminal of realizing of the embodiment of the present invention two.
Fig. 3 is the system configuration schematic diagram that Big Dipper terminal is communicated by letter with the network terminal of realizing of the embodiment of the present invention one and the embodiment of the present invention two.
Reference numeral: 301-Big Dipper terminal; 302-big-dipper satellite; 303-service centre; 304-network terminal; 305-internet terminal; 306-mobile phone terminal.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, referring to the accompanying drawing embodiment that develops simultaneously, the present invention is described in more detail.
As shown in Figure 1, the method that Big Dipper terminal is communicated by letter with the network terminal that realizes of the embodiment of the present invention one comprises the steps:
In step 101, when the information that Big Dipper terminal 301 will send is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, the information group bag that will send, and write the telegraph text content field of Big Dipper short message, then be encapsulated as Big Dipper short message according to Big Dipper short message consensus standard.
The information that Big Dipper terminal 301 will send comprises information type, destination address and the information content.The information type cell takies 8bit, and the address cell accounts for 24bit, and information content cell takies 1648bit.
During the group bag, the information that Big Dipper terminal 301 will be sent is filled up in the data packet of default form;
Default form comprises: information type cell, address cell and information content cell;
The information type cell is used for carrying the information type of the information that Big Dipper terminal 301 will send;
The address cell is used for carrying the destination address of the information that Big Dipper terminal 301 will send;
Information content cell is used for carrying the information content of the information that Big Dipper terminal 301 will send.
In step 102, when big-dipper satellite 302 forwarded the Big Dipper short message that receives to service centre 303, service centre 303 can automatic reception Big Dipper short message.
In step 103, service centre 303 receives the Big Dipper short message that big-dipper satellite 302 forwards, and with Big Dipper short message according to Big Dipper short message agreement, destination address in information extraction, then service centre 303 is according to destination address, to be converted to the data that are complementary with the network terminal 304 and send to the network terminal 304 of destination address appointment, thus the accuracy that guarantee information is transmitted.
The network terminal 304 can for multiple, as mobile phone terminal 306, internet terminal 305, mobile unit terminal etc., be preferably mobile phone terminal 306 or internet terminal 305 in the present embodiment.
The embodiment of the present invention two also provides a kind of method that realizes that Big Dipper terminal is communicated by letter with the network terminal, as shown in Figure 2, comprising:
The described Big Dipper short message that step 203, big-dipper satellite 302 will receive is transmitted to Big Dipper terminal 301.
In step 201, service centre 303 receives the information that the network terminal 304 sends.The network terminal 304 can for multiple, as mobile phone terminal 306, internet terminal 305, mobile unit terminal etc., be preferably mobile phone terminal 306 or internet terminal 305 in the present embodiment.When the network terminal 304 was internet terminal 305, the information that internet terminal 305 sends comprised purpose Big Dipper termination number, information type and the information content.When the information that internet terminal 305 sends packages, the agreement of Application standard.The agreement of standard can be comparatively general communication protocol, the wireless communication standards such as 802.11,802.15,802.16 and 802.20 as IEEE, application layer is used the OAuth open protocol, third party's user name and password of need not the user just can apply for obtaining the mandate of these user resources like this, like this should use can be more convenient.
When the network terminal 304 was mobile phone terminal 306, the information that mobile phone terminal 306 sends was SMS.Mobile phone terminal 306 is query formulation with the communication mode of service centre 303, namely sets up the address list of phone number and Big Dipper terminal 301 in service centre 303, corresponding one or several Big Dipper termination number of each cell-phone number.After service centre 303 receives the information that mobile phone terminal 306 sends, first its corresponding Big Dipper termination number of inquiry in cell phone address book, and with the Big Dipper termination number that inquires as the communication destination.When the corresponding a plurality of Big Dippeves of a cell-phone number number occurring or not having, service centre 303 sends to mobile phone terminal 306 with the Big Dipper termination number that inquires or sends the inquiry note to mobile phone terminal 306, allows the user of mobile phone terminal 306 select a Big Dipper termination number as the communication destination.Mobile phone terminal 306 can directly be sent to short message service centre 303 like this, and does not need 306 pairs of information of mobile phone terminal to carry out specific coding, and communication is convenient.
In step 202, when service centre 303 is converted to Big Dipper short message with the information of the network terminal 304 that receives according to the consensus standard of Big Dipper short message, need to re-group package information.When bag group, the information of the network terminal 304 is filled up in the data packet of default form;
Default form comprises: information type cell, address cell and information content cell;
The information type cell is used for carrying the information type of the information that Big Dipper terminal 301 will send, and the information type cell takies 8bit;
The address cell is used for carrying the purpose Big Dipper termination number of the information that Big Dipper terminal 301 will send, and the address cell accounts for 24bit;
Information content cell is used for carrying the information content of the information that Big Dipper terminal 301 will send, and information content cell takies 1648bit.
In step 203, big-dipper satellite 302 is transmitted to Big Dipper terminal 301 with the Big Dipper short message that receives, and Big Dipper terminal 301 receives Big Dipper short message and the information in Big Dipper short message is extracted.
Fig. 3 is the system configuration schematic diagram that Big Dipper terminal is communicated by letter with the network terminal of realizing of the embodiment of the present invention one and the embodiment of the present invention two.This system that realizes that Big Dipper terminal is communicated by letter with the network terminal comprises Big Dipper terminal 301, big-dipper satellite 302, service centre 303, the network terminal 304, can transmission of information between Big Dipper terminal 301 and big-dipper satellite 302, between big-dipper satellite 302 and service centre 303, between the network terminal 304 and service centre 303, thus communication process completed.
In embodiment one, Big Dipper terminal 301 transmission information comprise to the step of the network terminal 304:
The information that Big Dipper terminal 301 will send is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, and sends to big-dipper satellite 302;
Big-dipper satellite 302 forwards the Big Dipper short message that receives to service centre 303;
In embodiment two, the network terminal 304 transmission information comprise to the step to Big Dipper terminal 301:
Big-dipper satellite 302 is transmitted to Big Dipper terminal 301 with the Big Dipper short message that receives.
, the above is only preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of making, is equal to replacement, improvement etc., within all should being included in the scope of protection of the invention.
Claims (10)
1. a method that realizes that Big Dipper terminal is communicated by letter with the network terminal, is characterized in that, comprising:
The information that Big Dipper terminal will send is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, and sends to big-dipper satellite;
The described Big Dipper short message that big-dipper satellite will receive forwards to service centre;
Service centre receives the described Big Dipper short message that big-dipper satellite forwards, and described Big Dipper short message is converted to the data that are complementary with the network terminal and is transmitted to the network terminal;
Wherein, when the information that described Big Dipper terminal will send is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, the described information group bag that will send, and write the telegraph text content field of Big Dipper short message, be encapsulated as Big Dipper short message according to Big Dipper short message consensus standard.
2. the Big Dipper terminal as claimed in claim 1 method of communicating by letter with the network terminal, is characterized in that, the method further comprises:
Service centre receives the information that the network terminal sends;
Service centre is converted to Big Dipper short message with the information of the network terminal that receives according to the consensus standard of Big Dipper short message, and sends to big-dipper satellite;
The described Big Dipper short message that big-dipper satellite will receive is transmitted to Big Dipper terminal.
3. the Big Dipper terminal as claimed in claim 1 method of communicating by letter with the network terminal, is characterized in that, the information that described Big Dipper terminal will send comprises:
Information type, destination address and the information content.
4. the Big Dipper terminal as claimed in claim 3 method of communicating by letter with the network terminal, is characterized in that, described group of bag comprises: the information that described Big Dipper terminal will be sent is filled up in the data packet of default form;
Described default form comprises: information type cell, address cell and information content cell;
Described information type cell is used for carrying the information type of the information that described Big Dipper terminal will send;
Described address cell is used for carrying the destination address of the information that described Big Dipper terminal will send;
Described information content cell is used for carrying the information content of the information that described Big Dipper terminal will send.
5. the Big Dipper terminal as claimed in claim 4 method of communicating by letter with the network terminal, is characterized in that, described information type cell takies 8bit, and described address cell accounts for 24bit, and described information content cell takies 1648bit.
6. the Big Dipper terminal as claimed in claim 2 method of communicating by letter with the network terminal, is characterized in that,
The described network terminal is mobile phone terminal or internet terminal.
7. the Big Dipper terminal as claimed in claim 6 method of communicating by letter with the network terminal, is characterized in that, when the described network terminal was internet terminal, the information that described internet terminal sends comprised purpose Big Dipper termination number, information type and the information content;
When the described network terminal was mobile phone terminal, the information that described mobile phone terminal sends was SMS, and the communication mode of described mobile phone terminal and described service centre is query formulation.
8. the Big Dipper terminal as claimed in claim 1 method of communicating by letter with the network terminal, it is characterized in that, receive in service centre the described Big Dipper short message that big-dipper satellite forwards, and described Big Dipper short message be converted to the data that are complementary with the network terminal and be transmitted in the step of the network terminal, comprising:
The described Big Dipper short message that described service centre forwards described big-dipper satellite extracts described destination address according to described Big Dipper short message agreement;
According to described destination address, the information of described Big Dipper terminal transmission is sent to the described destination address of appointment.
9. a system that realizes that Big Dipper terminal is communicated by letter with the network terminal, is characterized in that, comprising: Big Dipper terminal, big-dipper satellite, service centre, the network terminal;
The information that described Big Dipper terminal will send is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, and sends to described big-dipper satellite;
The described Big Dipper short message that described big-dipper satellite will receive forwards to described service centre;
Described service centre receives the described Big Dipper short message that described big-dipper satellite forwards, and described Big Dipper short message is converted to the data that are complementary with the described network terminal and is transmitted to the described network terminal.
10. the system that realizes that Big Dipper terminal is communicated by letter with the network terminal as claimed in claim 9, is characterized in that, described service centre receives the information that the described network terminal sends;
The information of the described network terminal that described service centre will receive is converted to Big Dipper short message according to the consensus standard of Big Dipper short message, and sends to described big-dipper satellite;
The described Big Dipper short message that described big-dipper satellite will receive is transmitted to described Big Dipper terminal.
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| CN2013100394422A CN103152709A (en) | 2013-01-31 | 2013-01-31 | Method and system achieving communication of compass terminal and network terminal |
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