CN113038390A - Communication method and device of Beidou short message terminal and Beidou short message terminal - Google Patents
Communication method and device of Beidou short message terminal and Beidou short message terminal Download PDFInfo
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- CN113038390A CN113038390A CN201911351581.2A CN201911351581A CN113038390A CN 113038390 A CN113038390 A CN 113038390A CN 201911351581 A CN201911351581 A CN 201911351581A CN 113038390 A CN113038390 A CN 113038390A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/12—Messaging; Mailboxes; Announcements
- H04W4/14—Short messaging services, e.g. short message services [SMS] or unstructured supplementary service data [USSD]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W8/20—Transfer of user or subscriber data
- H04W8/205—Transfer to or from user equipment or user record carrier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/06—Airborne or Satellite Networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Abstract
The invention provides a communication method and a communication device of a Beidou short message terminal and the Beidou short message terminal, wherein the method comprises the following steps: receiving service data to be sent; selecting one user identification card from a plurality of user identification cards as a sending card according to a user identification card selection rule, and acquiring card number information of the sending card; sending the service data to be sent, the card number information of the sending card and the target card number signal to a sending data frame; wherein, the target card number information is preset; broadcasting the transmission data frame. The device is used for executing the method. The communication method and device of the Beidou short message terminal and the Beidou short message terminal provided by the embodiment of the invention improve the communication efficiency of the Beidou short message terminal.
Description
Technical Field
The invention relates to the technical field of mobile communication, in particular to a communication method and device of a Beidou short message terminal and the Beidou short message terminal.
Background
The Satellite Navigation System (BDS) is a self-developed global Satellite positioning and communication System in china, and can provide high-precision, high-reliability positioning, Navigation and time service for various users all day long in the world, and also has the function of short messages. The Beidou short message system is wide in coverage range and strong in communication, and has wide application in unmanned target planes, branch passenger planes and partial civil unmanned planes with low requirement on real-time data in China.
Fig. 1 is a schematic structural diagram of a Beidou communication system in the prior art, and the Beidou communication system can comprise a Beidou short message terminal 1, a Beidou short message terminal 2, a Beidou satellite ground central station 3 and a Beidou geosynchronous orbit satellite 4, wherein the Beidou short message terminal 1, the Beidou short message terminal 2 and the Beidou satellite ground central station 3 are communicated with each other through the Beidou geosynchronous orbit 4. The Beidou short message terminal 1 and the Beidou short message terminal 2 send and receive short messages through installed Beidou Subscriber Identity Module (SIM) cards, and the Beidou short messages comprise sending card numbers, target card numbers and data contents. The data receiving of the Beidou short message terminal is not limited, but the data sending frequency is related to the Beidou SIM card grade, and the SIM card communication frequency limitation is realized through the following ways: t is t0The Beidou short message terminal 1 sends the Beidou short message to the Beidou terminal 2 at the moment, the Beidou short message terminal 2 can receive the Beidou short message, and according to the SIM card grade, the next effective sending moment of the Beidou communication terminal 1 is t at the earliest0+ T, T is the Beidou short message sending period of the Beidou communication terminal 1, and at T0～t0In the + T time period, any information sent by the Beidou short message terminal 1 is rejected by the system in the process of transmitting by the Beidou geosynchronous orbit satellite 4, so that the SIM card sending frequency limitation is realized. The sending frequency of the civil Beidou SIM card is 60 s/time, and the sending frequency of the military Beidou SIM card is 1 s/time as fast as possible. Due to the limitation of communication frequency, the Beidou short message system, particularly the Beidou short message system provided with the civil Beidou SIM card, has low communication efficiency and cannot meet the communication requirements of equipment such as unmanned aerial vehicles.
Disclosure of Invention
Aiming at the problems in the prior art, the embodiment of the invention provides a communication method and device of a Beidou short message terminal and the Beidou short message terminal, which can at least partially solve the problems in the prior art.
On one hand, the invention provides a communication method of a Beidou short message terminal, which comprises the following steps:
acquiring service data to be sent;
selecting one user identification card from a plurality of user identification cards as a sending card according to a user identification card selection rule, and acquiring card number information of the sending card;
sending the service data to be sent, the card number information of the sending card and the target card number signal to a sending data frame; wherein, the target card number information is preset;
broadcasting the transmission data frame.
On the other hand, the invention provides a Beidou short message terminal which comprises an antenna, a radio frequency front end module and a communication processing module which are sequentially connected, wherein the communication processing module comprises a radio frequency processing unit and a baseband processing unit, and is characterized in that the communication processing module further comprises a user identification card selecting unit and a user identification card unit, wherein:
the radio frequency processing unit is respectively connected with the radio frequency front end module and the baseband processing unit, the subscriber identification card selection unit is respectively connected with the baseband processing unit and the subscriber identification card unit, the subscriber identification card unit is used for installing a plurality of subscriber identification cards, and the subscriber identification card selection unit is used for controlling the electrification of the plurality of subscriber identification cards.
In another aspect, the present invention provides a communication device of a beidou short message terminal, including:
an obtaining unit, configured to obtain service data to be sent;
the system comprises a selecting unit, a sending unit and a judging unit, wherein the selecting unit is used for selecting one user identification card from a plurality of user identification cards as a sending card according to a user identification card selection rule and acquiring card number information of the sending card;
the composition unit is used for transmitting the service data to be transmitted, the card number information of the transmitting card and the target card number signal into a transmitting data frame; wherein, the target card number information is preset;
a broadcasting unit for broadcasting the transmission data frame.
In another aspect, the present invention provides an electronic device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor executes the computer program to implement the steps of the communication method of the beidou short message terminal according to any one of the embodiments.
In a further aspect, the present invention provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the steps of the communication method of the beidou short message terminal according to any one of the above embodiments.
The communication method and device of the Beidou short message terminal and the Beidou short message terminal provided by the embodiment of the invention can receive service data to be sent, select one user identification card from a plurality of user identification cards as a sending card according to the user identification card selection rule, acquire the card number information of the sending card, send the service data to be sent, the card number information of the sending card and a target card number signal into a sending data frame, and broadcast and send the data frame.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. In the drawings:
fig. 1 is a schematic structural diagram of a Beidou communication system in the prior art.
Fig. 2 is a schematic flow chart of a communication method of the beidou short message terminal according to an embodiment of the present invention.
Fig. 3 is a schematic flow chart of a communication method of the beidou short message terminal according to another embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a beidou short message terminal provided in an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a beidou short message terminal according to another embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a communication device of a beidou short message terminal according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a communication device of a beidou short message terminal according to another embodiment of the present invention.
Fig. 8 is a schematic physical structure diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
Fig. 2 is a schematic flow chart of a communication method of a beidou short message terminal provided in an embodiment of the present invention, and as shown in fig. 2, the communication method of the beidou short message terminal provided in the embodiment of the present invention includes:
s201, acquiring service data to be sent;
specifically, the Beidou short message terminal can receive and cache service data sent by external service equipment through the baseband processing unit, and then acquire a frame of service data from the cached service data as service data to be sent. The size of one frame of service data may be 80 bytes or 160 bytes, and the setting is performed according to actual needs, which is not limited in the embodiment of the present invention. The external service device is, for example, a computer, and is set according to actual needs, and the embodiment of the present invention is not limited.
S202, selecting one user identification card from a plurality of user identification cards as a sending card according to a user identification card selection rule, and acquiring card number information of the sending card;
specifically, after obtaining the service data to be sent, the beidou short message terminal may select one SIM card from the multiple SIM cards as a sending card according to a subscriber identity module card selection rule, and then obtain card number information of the sending card from the selected SIM card. The sending card is an SIM card used for sending the Beidou short message. Understandably, the Beidou short message terminal is provided with a plurality of SIM cards.
S203, sending the service data to be sent, the card number information of the sending card and the target card number signal into a sending data frame; wherein, the target card number information is preset;
specifically, after obtaining the card number information of the sending card, the Beidou short message terminal can obtain target card number information, and then the service data to be sent, the card number information of the sending card and the target card number signal are combined into a sending data frame according to the Beidou short message communication specification. Wherein, the target card number information is preset.
And S204, broadcasting the sending data frame.
Specifically, after obtaining the data frame to be sent, the Beidou short message terminal broadcasts the data frame to be sent through an antenna. The Beidou geosynchronous orbit satellite can receive the sending data frame and then forwards the sending data frame to the Beidou short message terminal corresponding to the target card number signal.
The communication method of the Beidou short message terminal provided by the embodiment of the invention can receive service data to be sent, select one user identification card from a plurality of user identification cards as a sending card according to the user identification card selection rule, acquire the card number information of the sending card, send the service data to be sent, the card number information of the sending card and a target card number signal to be sent to a sending data frame, and broadcast the sending data frame.
On the basis of the foregoing embodiments, further, the subscriber identity card selection rule includes:
and selecting one user identification card from the plurality of user identification cards in sequence as the sending card, and recycling the plurality of user identification cards.
Specifically, when the Beidou short message terminal selects the SIM card, one SIM card is selected from the plurality of SIM cards in sequence as the sending card, and the plurality of SIM cards are recycled. Assuming that the communication frequency of each SIM card is equal to f, if the Beidou short message terminal is configured with N SIM cards, the communication frequency of the Beidou short message terminal is increased from f to Nf. Wherein N is a positive integer greater than 2. Because the information is sent by using a plurality of SIM cards in a circulating mode in sequence, the communication efficiency of the Beidou short message terminal can be improved to the greatest extent.
For example, the Beidou short message terminal is provided with N SIM cards, the first SIM card is used, the Nth SIM card is used in sequence, then the first SIM card is used, and the N SIM cards of the user are recycled.
Fig. 3 is a schematic flow chart of a communication method of a beidou short message terminal according to another embodiment of the present invention, and as shown in fig. 3, on the basis of the foregoing embodiments, further, the communication method of the beidou short message terminal according to the embodiment of the present invention further includes:
s301, receiving response information returned by the Beidou short message terminal corresponding to the target card number information;
specifically, after receiving the data frame, the beidou short message terminal corresponding to the target card number signal may analyze the data frame to obtain the service data to be sent, and then generate response information according to the service data to be sent. The Beidou short message terminal corresponding to the target card number signal can send the response information to the Beidou short message terminal through a Beidou geosynchronous orbit satellite, and the Beidou short message terminal can receive the response information. The specific obtaining process of the response information is set according to actual needs, and the embodiment of the invention is not limited.
S302, the response information is sent to the external service equipment.
After receiving the response information, the Beidou short message terminal can send the response information to external service equipment through an external service interface to complete data receiving.
Fig. 4 is a schematic structural diagram of a beidou short message terminal provided in an embodiment of the present invention, and as shown in fig. 4, the beidou short message terminal provided in an embodiment of the present invention includes an antenna 41, a radio frequency front end module 42, and a communication processing module 43 that are connected in sequence, where the communication processing module 43 includes a radio frequency processing unit 431, a baseband processing unit 432, a subscriber identity card selecting unit 433, and a subscriber identity card unit 434, where:
the rf processing unit 431 is connected to the rf front-end module 42 and the baseband processing unit 432, the sim card selecting unit 433 is connected to the baseband processing unit 432 and the sim card unit 434, the sim card unit 434 is used for installing a plurality of sim cards, and the sim card selecting unit 433 is used for controlling the power-on of the plurality of sim cards.
Specifically, the rf front-end module 42 receives the rf transmission signal output by the communication processing module 43, amplifies the rf transmission signal, and then sends the amplified rf transmission signal to the antenna 41 for rf output. The rf front-end module 42 may also receive the rf receiving signal sent by the antenna 41, perform low-noise amplification processing, and then send the rf receiving signal to the communication processing module 43 for analysis and output.
The antenna 41 receives the rf transmission signal output by the rf front-end module 42, and radiates the rf transmission signal to the external space through the oscillator circuit. The antenna 41 may also receive an rf reception signal radiated from the external space and then transmit the rf reception signal to the rf front-end module 42.
The communication processing module 43 analyzes the effective information from the radio frequency reception signal, demodulates and despreads the effective information, and outputs the demodulated effective information to an external service device such as a computer through a communication interface. The communication processing module 43 may also receive service data input by an external service device, obtain a frame of service data from the service data as service data to be sent, then form data such as the service data to be sent, card number information of the subscriber identity card, and target card number information into a sending data frame, spread and modulate the sending data frame to form a radio frequency signal, and send the radio frequency signal to the radio frequency front end module 42.
The communication processing module 43 may include a radio frequency processing unit 431, a baseband processing unit 432, a subscriber identification card selection unit 433, and a subscriber identification card unit 434. The SIM card unit 434 is configured to install a plurality of SIM cards, and the SIM card selecting unit 433 is configured to select one SIM card from the plurality of SIM cards installed in the SIM card unit 434 according to a SIM card selection rule and power on the selected SIM card.
The rf processing unit 431 down-converts the rf receiving signal into an intermediate frequency signal, then sends the intermediate frequency signal to the baseband processing unit 432 for processing, up-converts the transmit intermediate frequency signal generated by the baseband processing unit 432 into an rf transmitting signal, and then outputs the rf transmitting signal to the rf front-end module 42. The baseband processing unit 432 performs despreading and demodulation processing on the received intermediate frequency signal, generates effective information, and transmits the effective information to external service equipment such as a computer. The baseband processing unit 432 may further receive service data sent by an external device for buffering, and then obtain a frame of service data from the buffered service data as service data to be sent. The baseband processing unit 432 may send the card number extraction information to the sim card selecting unit 433, and extract the card number information of the sim card output by the sim card selecting unit 433. The baseband processing unit 432 composes the service data to be transmitted, the card number information of the user identification card number and the target card number information into a transmission data frame according to the beidou short message communication specification, and then performs spread spectrum and modulation on the transmission data frame to form an intermediate frequency transmission signal, and outputs the intermediate frequency transmission signal to the radio frequency processing unit 431. The SIM card selecting unit 433 may select one SIM card from the multiple SIM cards installed on the SIM card unit 434 according to the SIM card selection rule to power on, and after the power on, the card number information of the powered on SIM card may be extracted. The sim card selecting unit 433 may receive the card number extraction information of the baseband processing unit 432, cyclically extract the card number information of a plurality of sim cards, and then output the obtained card number information to the baseband processing unit 432. And when the communication cycles of the N SIM cards are all T, the fastest communication cycle of the Beidou short message terminal is T/N. The SIM card can output the card number information of the SIM card after being electrified.
The following describes a working process of the beidou short message terminal provided by the embodiment of the present invention by way of example. And the Beidou short message terminal A is communicated with the Beidou short message terminal B. The target card number information of the Beidou short message terminal B is pre-stored in the Beidou short message terminal A. The Subscriber Identity Module (SIM) card unit 434 of the Beidou short message terminal A is provided with N SIM cards, and the communication cycle of each SIM card is T.
The short message receiving process of the Beidou short message terminal A is as follows:
firstly, a short message sent by the Beidou short message terminal B is forwarded by the Beidou geosynchronous orbit satellite and then received by an antenna 41 of the Beidou short message terminal A. The receiving channel of the big dipper short message terminal a is always in an open state, and after the antenna 41 senses and receives the effective radio frequency signal, the effective radio frequency signal is sent to the radio frequency front end module 42 through the radio frequency line.
In the second step, the rf front-end module 42 performs low-noise amplification processing on the received rf signal, and then sends the rf signal to the communication processing module 43.
Thirdly, the radio frequency signal received by the communication processing module 43 passes through the radio frequency processing unit 431, and the radio frequency processing unit 431 performs down-conversion operation on the radio frequency signal to form an intermediate frequency signal; the baseband processing unit 432 demodulates and despreads the intermediate frequency signal, and then restores the short message, and then sends the short message to an external service device through an external service interface, thereby completing a short message receiving process.
The short message sending process of the Beidou short message terminal A is as follows:
in the first step, the baseband processing unit 432 may receive service data sent by an external service device, and store the received service data in a buffer.
Second step, at t0At this moment, the baseband processing unit 432 sends the card number extraction information to the subscriber identity module selection unit 433, and the subscriber identity module selection unit 433 powers up the SIM card 1 installed on the subscriber identity module unit 434 according to the subscriber identity module selection rule, obtains the card number information of the SIM card 1, and sends the card number information of the SIM card 1 to the baseband processing unit 432.
Thirdly, the baseband processing unit 432 may extract the latest frame of service data from the buffer area as service data to be transmitted, and then compose the service data to be transmitted, the card number information of the SIM card 1, and the target card number information of the beidou short message terminal B into a transmission data frame, where the transmission data frame forms an intermediate frequency signal after being spread and modulated by the baseband processing unit 432, and transmits the intermediate frequency signal to the radio frequency processing unit 431.
Fourthly, the radio frequency processing unit 431 up-converts the intermediate frequency signal of the sending data frame into a radio frequency transmitting signal, and transmits the radio frequency transmitting signal to the radio frequency front end module 42 through a radio frequency line, and the radio frequency front end module 42 amplifies the radio frequency transmitting signal of the sending data frame and transmits the amplified signal to the antenna 41, and the antenna 41 radiates the amplified signal to an external space through an oscillating circuit.
The fifth step, at t0At the moment + T/N, the baseband processing unit 432 sends the card number extraction information to the subscriber identity module selection unit 433, and the subscriber identity module selection unit 433 powers up 2 installed on the subscriber identity module unit 434 according to the subscriber identity module selection rule, obtains the card number information of the SIM card 2, and sends the card number information of the SIM card 2 to the baseband processing unit 432. Repeating the third step and the fourth step, and broadcasting and transmitting the data frame again.
Big dipper short message terminal A at t0At the +2T/N moment, the card number information of the SIM card 3 is used for broadcasting and sending data frames until T0And (N-1) broadcasting and transmitting the data frame by using the card number information of the SIM card N at the T/N moment. At t0At the moment of + T, the Beidou short message terminal A reuses the card number information of the SIM card 1 to send data, and the sending time T of the SIM card 1 is the moment0+ T and last SIM card 1 sending time T0The phase difference time is T, the limitation of the communication frequency of the SIM card 1 in the Beidou short message system is met, and the information transmission of the SIM card 1 cannot be eliminated by the Beidou short message system.
According to the Beidou short message terminal provided by the embodiment of the invention, the plurality of SIM cards are circularly used for sequentially sending information, so that the communication efficiency of the Beidou short message terminal is improved. The Beidou short message terminal improves the communication efficiency by adding the subscriber identity module card selection unit and the subscriber identity module card unit, and the hardware cost is low.
Fig. 5 is a schematic structural diagram of a beidou short message terminal according to another embodiment of the present invention, as shown in fig. 5, on the basis of the foregoing embodiments, further, the beidou short message terminal according to an embodiment of the present invention further includes a power module 44, where the power module 44 is respectively connected to the radio frequency front-end module 42, the communication processing module 43, and the antenna 41, and is configured to supply power to the radio frequency front-end module 42, the communication processing module 43, and the antenna 41, that is, after the power module 44 filters and isolates electric energy input by an external power source, the electric energy is output in a voltage transformation manner as electric energy required by the radio frequency front-end module 42, the communication processing module 43, and the antenna 41. The power module 44 may supply power to the rf processing unit 431, the baseband processing unit 432, the sim card selecting unit 433, and the sim card unit 434 included in the communication processing module 43.
Fig. 6 is a schematic structural diagram of a communication device of a beidou short message terminal according to an embodiment of the present invention, and as shown in fig. 6, the communication device of the beidou short message terminal according to the embodiment of the present invention includes an obtaining unit 601, a selecting unit 602, a forming unit 603, and a broadcasting unit 604, where:
the obtaining unit 601 is configured to receive service data to be sent; the selecting unit 602 is configured to select one subscriber identity module card from multiple subscriber identity module cards as a sending card according to a subscriber identity module card selection rule, and acquire card number information of the sending card; the composition unit 603 is configured to send the service data to be sent, the card number information of the sending card, and the target card number signal to a sending data frame; wherein, the target card number information is preset; the broadcasting unit 604 is configured to broadcast the transmission data frame.
Specifically, the obtaining unit 601 may receive and buffer the service data sent by the external service device through the baseband processing unit, and then obtain one frame of service data from the buffered service data as the service data to be sent. The size of one frame of service data may be 80 bytes or 160 bytes, and the setting is performed according to actual needs, which is not limited in the embodiment of the present invention. The external service device is, for example, a computer, and is set according to actual needs, and the embodiment of the present invention is not limited.
After obtaining the service data to be sent, the selecting unit 602 may select one SIM card from the multiple SIM cards as a sending card according to a subscriber identity module card selection rule, and then obtain card number information of the sending card from the selected SIM card. The sending card is an SIM card used for sending the Beidou short message. Understandably, the Beidou short message terminal is provided with a plurality of SIM cards.
After obtaining the card number information of the sending card, the composition unit 603 may obtain the target card number information, and then compose the service data to be sent, the card number information of the sending card, and the target card number signal into a sending data frame according to the beidou short message communication specification. Wherein, the target card number information is preset.
After obtaining the transmission data frame, the broadcasting unit 604 broadcasts the transmission data frame through an antenna. The Beidou geosynchronous orbit satellite can receive the sending data frame and then forwards the sending data frame to the Beidou short message terminal corresponding to the target card number signal.
The communication device of the Beidou short message terminal provided by the embodiment of the invention can receive service data to be sent, select one user identification card from a plurality of user identification cards as a sending card according to the user identification card selection rule, acquire the card number information of the sending card, send the service data to be sent, the card number information of the sending card and a target card number signal to form a sending data frame, and broadcast the sending data frame.
On the basis of the foregoing embodiments, further, the subscriber identity card selection rule includes:
and selecting one user identification card from the plurality of user identification cards in sequence as the sending card, and recycling the plurality of user identification cards.
Specifically, when selecting a SIM card, the selecting unit 602 selects one SIM card from the multiple SIM cards as the sending card in sequence, and recycles the multiple SIM cards. Assuming that the communication frequency of each SIM card is equal to f, if the Beidou short message terminal is configured with N SIM cards, the communication frequency of the Beidou short message terminal is increased from f to Nf. Wherein N is a positive integer greater than 2. Because the information is sent by using a plurality of SIM cards in a circulating mode in sequence, the communication efficiency of the Beidou short message terminal can be improved to the greatest extent.
Fig. 7 is a schematic structural diagram of a communication device of a beidou short message terminal according to another embodiment of the present invention, as shown in fig. 7, on the basis of the foregoing embodiments, further, the communication device of the beidou short message terminal according to the embodiment of the present invention further includes a receiving unit 605 and a sending unit 606, where:
the receiving unit 605 is configured to receive response information returned by the beidou short message terminal corresponding to the target card number information; the sending unit 606 is configured to send the response information to an external service device.
Specifically, after receiving the data frame, the beidou short message terminal corresponding to the target card number signal may analyze the data frame to obtain the service data to be sent, and then generate response information according to the service data to be sent. The Beidou short message terminal corresponding to the target card number signal can send the response information to the receiving unit 605 through the Beidou geosynchronous orbit satellite, and the receiving unit 605 can receive the response information. The specific obtaining process of the response information is set according to actual needs, and the embodiment of the invention is not limited.
After receiving the response message, the sending unit 606 may send the response message to the external service device through the external service interface, so as to complete data reception.
The embodiment of the apparatus provided in the embodiment of the present invention may be specifically configured to execute the processing flows of the above method embodiments, and the functions of the apparatus are not described herein again, and refer to the detailed description of the above method embodiments.
Fig. 8 is a schematic physical structure diagram of an electronic device according to an embodiment of the present invention, and as shown in fig. 8, the electronic device may include: a processor (processor)801, a communication Interface (Communications Interface)802, a memory (memory)803 and a communication bus 804, wherein the processor 801, the communication Interface 802 and the memory 803 complete communication with each other through the communication bus 804. The processor 801 may call logic instructions in the memory 803 to perform the following method: acquiring service data to be sent; selecting one user identification card from a plurality of user identification cards as a sending card according to a user identification card selection rule, and acquiring card number information of the sending card; sending the service data to be sent, the card number information of the sending card and the target card number signal to a sending data frame; wherein, the target card number information is preset; broadcasting the transmission data frame.
In addition, the logic instructions in the memory 803 may be implemented in the form of software functional units and stored in a computer readable storage medium when the logic instructions are sold or used as independent products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The present embodiment discloses a computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions which, when executed by a computer, enable the computer to perform the method provided by the above-mentioned method embodiments, for example, comprising: acquiring service data to be sent; selecting one user identification card from a plurality of user identification cards as a sending card according to a user identification card selection rule, and acquiring card number information of the sending card; sending the service data to be sent, the card number information of the sending card and the target card number signal to a sending data frame; wherein, the target card number information is preset; broadcasting the transmission data frame.
The present embodiment provides a computer-readable storage medium, which stores a computer program, where the computer program causes the computer to execute the method provided by the above method embodiments, for example, the method includes: acquiring service data to be sent; selecting one user identification card from a plurality of user identification cards as a sending card according to a user identification card selection rule, and acquiring card number information of the sending card; sending the service data to be sent, the card number information of the sending card and the target card number signal to a sending data frame; wherein, the target card number information is preset; broadcasting the transmission data frame.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In the description herein, reference to the description of the terms "one embodiment," "a particular embodiment," "some embodiments," "for example," "an example," "a particular example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A communication method of a Beidou short message terminal is characterized by comprising the following steps:
acquiring service data to be sent;
selecting one user identification card from a plurality of user identification cards as a sending card according to a user identification card selection rule, and acquiring card number information of the sending card;
sending the service data to be sent, the card number information of the sending card and the target card number signal to a sending data frame; wherein, the target card number information is preset;
broadcasting the transmission data frame.
2. The method of claim 1, wherein the subscriber identity card selection rule comprises:
and selecting one user identification card from the plurality of user identification cards in sequence as the sending card, and recycling the plurality of user identification cards.
3. The method of claim 1 or 2, further comprising:
receiving response information returned by the Beidou short message terminal corresponding to the target card number information;
and sending the response information to external service equipment.
4. The utility model provides a big dipper SMS terminal which characterized in that, is including antenna, radio frequency front end module and the communication processing module that links to each other in proper order, the communication processing module includes radio frequency processing unit and baseband processing unit, its characterized in that, the communication processing module still includes subscriber identification card selection unit and subscriber identification card unit, wherein:
the radio frequency processing unit is respectively connected with the radio frequency front end module and the baseband processing unit, the subscriber identification card selection unit is respectively connected with the baseband processing unit and the subscriber identification card unit, the subscriber identification card unit is used for installing a plurality of subscriber identification cards, and the subscriber identification card selection unit is used for controlling the electrification of the plurality of subscriber identification cards.
5. The Beidou short message terminal according to claim 4, further comprising a power module, wherein the power module is respectively connected with the radio frequency front end module, the communication processing module and the antenna and is used for supplying power to the radio frequency front end module, the communication processing module and the antenna.
6. The utility model provides a communication device of big dipper SMS terminal which characterized in that includes:
an obtaining unit, configured to obtain service data to be sent;
the system comprises a selecting unit, a sending unit and a judging unit, wherein the selecting unit is used for selecting one user identification card from a plurality of user identification cards as a sending card according to a user identification card selection rule and acquiring card number information of the sending card;
the composition unit is used for transmitting the service data to be transmitted, the card number information of the transmitting card and the target card number signal into a transmitting data frame; wherein, the target card number information is preset;
a broadcasting unit for broadcasting the transmission data frame.
7. The apparatus of claim 6, wherein the subscriber identity card selection rule comprises:
and selecting one user identification card from the plurality of user identification cards in sequence as the sending card, and recycling the plurality of user identification cards.
8. The apparatus of claim 6 or 7, further comprising:
the receiving unit is used for receiving response information returned by the Beidou short message terminal corresponding to the target card number information;
and the sending unit is used for sending the response information to the external service equipment.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the steps of the method according to any of claims 1 to 3 are implemented when the computer program is executed by the processor.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any one of claims 1 to 3.
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Application publication date: 20210625 |