CN118101028B - Outbound resource balancing method and device for Beidou short message system supporting civil mobile phone - Google Patents

Outbound resource balancing method and device for Beidou short message system supporting civil mobile phone Download PDF

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Publication number
CN118101028B
CN118101028B CN202410145097.9A CN202410145097A CN118101028B CN 118101028 B CN118101028 B CN 118101028B CN 202410145097 A CN202410145097 A CN 202410145097A CN 118101028 B CN118101028 B CN 118101028B
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outbound
rate
information
short message
message system
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CN118101028A (en
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周益
胡江
胡光明
潘颖
王超
王晖
张培瑶
王军
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Beidou Application Development Research Institute
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Beidou Application Development Research Institute
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18519—Operations control, administration or maintenance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18513—Transmission in a satellite or space-based system
    • 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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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention relates to a Beidou short message system outbound resource balancing method and device supporting civil mobile phones, and belongs to the field of Beidou short message communication systems. The Beidou short message system receives an inbound signal of a user terminal, demodulates the inbound signal to obtain inbound information, processes the inbound information, extracts an outbound beam number and an outbound rate recommended by a user, selects the one with the least outbound information cached in an outbound information FIFO corresponding to the outbound beam number according to the outbound beam number recommended by the user, sends the information to be outbound to the buffer, traverses the outbound information FIFO of the beam and schedules outbound frames, and modulates the scheduled outbound frames on the outbound signal according to the selected outbound information rate; and the Beidou short message system transmits the outbound signal to the user terminal. The invention carries out balanced optimization on the outbound resource of the Beidou short message, and can effectively improve the utilization rate of the outbound resource of the Beidou short message.

Description

Outbound resource balancing method and device for Beidou short message system supporting civil mobile phone
Technical Field
The invention belongs to the field of Beidou short message communication systems, and particularly relates to a Beidou short message system outbound resource balancing method and device supporting civil mobile phones.
Background
With the expansion of the application field of the Beidou area civil short message system (RSMC), the civil mobile phone is utilized to realize the Beidou short message communication function, especially for the fields of emergency rescue, emergency communication and the like, the application of the Beidou area civil short message system has become an important development direction of the Beidou area short message communication system, and the civil mobile phone is directly connected into the Beidou short message communication system, so that the service utilization rate of the Beidou short message communication system can be greatly improved. Because the Beidou short message system supports civil mass mobile phone service, and different outbound beams of the short message system have multiple covering capacities, namely, the system can simultaneously provide outbound information transmission service for the same user through a plurality of outbound beams, in the same beam, the system supports a plurality of different outbound rates, the higher outbound rate can provide stronger information transmission capacity, but the requirement on a channel environment is higher, and the lower outbound rate can be used for a worse channel environment, but the information transmission capacity is lower, therefore, when the Beidou short message system provides outbound service for the civil mobile phone, the short message system needs to perform balanced processing on outbound resources, and meets different mobile phone user channel environments under the condition of providing better information transmission capacity as much as possible.
Aiming at the characteristics of Beidou short message system communication, the invention designs an outbound resource balancing method based on a user terminal recommended outbound wave beam and speed mechanism, and can effectively realize the effective balancing of outbound resources under different wave beams and information speeds.
Disclosure of Invention
First, the technical problem to be solved
The invention aims to solve the technical problem of providing a method and a device for balancing outbound resources of a Beidou short message system supporting civil mobile phones, so as to solve the problem of efficiently and reasonably distributing outbound information of different users to a plurality of outbound beams according to reasonable outbound rates.
(II) technical scheme
In order to solve the technical problems, the invention provides a Beidou short message system outbound resource balancing method supporting a civil mobile phone, which comprises the following steps:
s1, receiving an inbound signal of a user terminal by a Beidou short message system, and demodulating to obtain inbound information;
S2, the Beidou short message system processes the inbound information and extracts outbound beam numbers and outbound rates recommended by users;
S3, aiming at each outbound beam, the Beidou short message system maintains 2 independent outbound information FIFO buffers corresponding to each outbound beam, and the Beidou short message system is used for caching outbound information to be sent of two different outbound rates under the beam;
S4, selecting one of the outbound information FIFOs corresponding to the outbound beam number according to the outbound beam number recommended by the user, wherein the one of the outbound information FIFOs has least cached outbound information, and sending the information to be outbound to the buffer area;
S5, traversing all outbound information FIFO (first in first out) to be transmitted corresponding to 1-N beams before generating outbound signals by the Beidou short message system, and successively determining the outbound information rate required to be transmitted by the 1-N beams according to the user outbound information to be transmitted;
S6, modulating the arranged outbound frames on an outbound signal according to the selected outbound information rate;
and S7, transmitting the outbound signal to the user terminal by the Beidou short message system.
Further, in step S2, the beidou short message system supports the user to recommend no more than 3 groups of outbound beam numbers and outbound rates, which are respectively denoted as { n 1、m1},{n2、m2},{n3、m3 }.
Furthermore, two steps are designed for the outbound rate of each beam of the Beidou short message system supporting the civil mobile phone, wherein the two steps are respectively rate 1 and rate 2, the rate 1 is a high outbound rate, and the rate 2 is a low outbound rate.
Further, in the step S4, according to the outbound beam number { n 1,m1},{n2,m2},{n3,m3 } recommended by the user, the one with the least cached outbound information in the outbound information FIFO corresponding to the selected one is selected.
Further, the step S5 specifically includes:
S51, the length of an outbound frame sent by each wave beam of the Beidou short message system is fixed, and one outbound frame possibly contains outbound information of a plurality of users according to the length of the outbound information of the users, so that the current outbound rate is determined before an outbound signal is sent, and a corresponding outbound frame is generated;
S52, extracting user outbound information to be transmitted from an outbound information FIFO of a rate 1 for any beam i, calculating whether an outbound frame can be spliced according to the rate 1, if so, the user outbound information to be transmitted still exists in the outbound information FIFO of the rate 1 or the user outbound information to be transmitted is just absent, taking the rate 1 as the current outbound rate, arranging the outbound information in the outbound information FIFO of the rate 1 according to the rate 1, taking the spliced outbound frame as the current outbound frame, directly entering a step S6, and otherwise, entering a step S53;
S53, calculating the user outbound information in the outbound information FIFO of the rate 1 according to the outbound frame arrangement mode of the rate 2, if the user outbound information to be sent is still in the outbound information FIFO of the rate 1 after the arrangement according to the rate 2 is finished, taking the rate 1 as the current outbound rate, arranging according to the rate 1 to obtain the current outbound frame, and then entering a step S6, otherwise entering a step S54;
S54, arranging the user outbound information in the outbound information FIFO of the rate 1 according to the outbound rate 2, if the arrangement is not full of a complete outbound frame, continuously extracting the user outbound information to be sent from the outbound information FIFO of the rate 2, arranging the user outbound information according to the rate 2, combining the user outbound information with the outbound information in the outbound information FIFO of the rate 1 to form an outbound frame, taking the rate 2 as the current outbound rate, taking the arranged outbound frame as the current outbound frame, and entering the step S6.
Further, in the step S51, the basic principle of determining the outbound rate in the same beam is as follows: and firstly, transmitting corresponding user information in the outbound information FIFO of the outbound rate 1 until the transmission is finished, and then transmitting corresponding user information in the outbound information FIFO of the outbound rate 2 until the transmission is finished.
Further, the outbound information FIFOs of the same information rate are sent in first-in-first-out.
The invention also provides a device for balancing the outbound resources of the Beidou short message system supporting the civil mobile phone, which is used for the Beidou short message system and comprises the following components: a transceiver module and a processing module;
the receiving and transmitting module is used for receiving the inbound signal of the user terminal and transmitting the outbound signal to the user terminal;
The processing module is used for executing the Beidou short message system outbound resource balancing method supporting the civil mobile phone, processing the inbound signals received by the receiving and transmitting module, selecting outbound information rate, arranging outbound frames and modulating the outbound frames on the outbound signals.
The invention also provides a computer program product containing instructions, when the instructions are run by the Beidou short message system, the Beidou short message system executes the Beidou short message system outbound resource balancing method supporting the civil mobile phone.
The invention also provides a computer readable storage medium comprising computer program instructions, which when executed by the Beidou short message system, execute the Beidou short message system outbound resource balancing method supporting the civil mobile phone.
(III) beneficial effects
The invention provides a method and a device for balancing outbound resources of a Beidou short message system supporting a civil mobile phone, which have the beneficial technical effects that: and the outbound resources of the Beidou short message are balanced and optimized by using the user recommended outbound wave beam and outbound information rate, so that the utilization rate of the outbound resources of the Beidou short message can be effectively improved.
Drawings
Fig. 1 is a schematic diagram of an information FIFO design for outbound resource balancing of the beidou short message system of the present invention.
Detailed Description
To make the objects, contents and advantages of the present invention more apparent, the following detailed description of the present invention will be given with reference to the accompanying drawings and examples.
The user outbound service of the Beidou short message system realizes the outbound service of the user by modulating outbound information on outbound signals, and how to efficiently and reasonably distribute the outbound information of different users to a plurality of outbound beams according to reasonable outbound rates by modulating multipath outbound signals of different satellites at the same moment is a technical problem to be solved.
The invention provides a Beidou short message system outbound resource balancing method supporting a civil mobile phone, which comprises the following steps:
s1, receiving an inbound signal of a user terminal by a Beidou short message system, and demodulating to obtain inbound information;
S2, processing the inbound information by a Beidou short message system, extracting outbound beam numbers and outbound rates recommended by users, wherein the Beidou short message system supports that the user recommendation does not exceed 3 groups of outbound beam numbers and outbound rates, and the outbound beam numbers and the outbound rates are respectively recorded as { n } 1、m1},{n2、m2},{n3、m3};
S3, two steps are designed for the outbound rate of each beam of the Beidou short message system supporting the civil mobile phone, wherein the two steps are respectively rate 1 and rate 2, the rate 1 is a high outbound rate, and the rate 2 is a low outbound rate. For each outbound beam, the Beidou short message system maintains 2 independent outbound information FIFO (first in first out) buffer areas corresponding to the Beidou short message system and is used for buffering outbound information to be sent of two different outbound rates under the beam;
s4, selecting one of the outbound information FIFOs which corresponds to the outbound beam number { n 1,m1},{n2,m2},{n3,m3 } according to the outbound beam number { n 1,m1},{n2,m2},{n3,m3 } recommended by the user and has the least cached outbound information, and sending the information to be outbound to the buffer area;
S5, traversing all outbound information FIFO (2 XN in total) to be transmitted corresponding to 1-N wave beams before generating outbound signals by the Beidou short message system, and successively determining the outbound information rate required to be transmitted by the 1-N wave beams according to the outbound information of users to be transmitted, wherein the specific steps are as follows:
S51, the length of an outbound frame sent by each beam of the Beidou short message system is fixed, and one outbound frame possibly contains outbound information of a plurality of users according to the length of the outbound information of the users, so that before sending an outbound signal, the current outbound rate needs to be determined, and a corresponding outbound frame is generated, and the basic principle of determining the outbound rate in the same beam is as follows: and firstly, transmitting corresponding user information in the outbound information FIFO of the outbound rate 1 until the transmission is finished, and then transmitting corresponding user information in the outbound information FIFO of the outbound rate 2 until the transmission is finished. The outbound information FIFOs of the same information rate are sent in first-in-first-out.
S52, extracting user outbound information to be transmitted from an outbound information FIFO of a rate 1 for any beam i, calculating whether an outbound frame can be spliced according to the rate 1, if so, the user outbound information to be transmitted still exists in the outbound information FIFO of the rate 1 or the user outbound information to be transmitted is just absent, taking the rate 1 as the current outbound rate, arranging the outbound information in the outbound information FIFO of the rate 1 according to the rate 1, taking the spliced outbound frame as the current outbound frame, directly entering a step S6, and otherwise, entering a step S53;
S53, calculating the user outbound information in the outbound information FIFO of the rate 1 according to the outbound frame arrangement mode of the rate 2, if the user outbound information to be sent is still in the outbound information FIFO of the rate 1 after the arrangement according to the rate 2 is finished, taking the rate 1 as the current outbound rate, arranging according to the rate 1 to obtain the current outbound frame, and then entering a step S6, otherwise entering a step S54;
S54, carrying out outbound arrangement on the user outbound information in the outbound information FIFO of the rate 1 according to the outbound rate 2, if arrangement is not full of a complete outbound frame, continuously extracting the user outbound information to be sent from the outbound information FIFO of the rate 2, arranging according to the rate 2, combining the user outbound information with the outbound information in the outbound information FIFO of the rate 1 to form an outbound frame, taking the rate 2 as the current outbound rate, taking the arranged outbound frame as the current outbound frame, and entering into a step S6;
S6, modulating the arranged outbound frames on an outbound signal according to the selected outbound information rate;
and S7, transmitting the outbound signal to the user terminal by the Beidou short message system.
Example 1:
an outbound resource balancing device for a Beidou short message system supporting a civil mobile phone, wherein the device is used for the Beidou short message system and comprises: a transceiver module and a processing module;
the receiving and transmitting module is used for receiving the inbound signal of the user terminal and transmitting the outbound signal to the user terminal;
And the processing module is used for executing the Beidou short message system outbound resource balancing method supporting the civil mobile phone, processing the inbound signals received by the receiving and transmitting module, selecting the outbound information rate, arranging the outbound frames and modulating the outbound frames on the outbound signals.
Example 2:
a computer program product containing instructions, wherein when the instructions are run by a beidou short message system, the beidou short message system is caused to execute the beidou short message system outbound resource balancing method supporting civil mobile phones.
Example 3:
A computer readable storage medium, comprising computer program instructions that, when executed by a beidou short message system, perform the beidou short message system outbound resource balancing method supporting a civil mobile phone.
The beneficial technical effects of the invention are as follows: and the outbound resources of the Beidou short message are balanced and optimized by using the user recommended outbound wave beam and outbound information rate, so that the utilization rate of the outbound resources of the Beidou short message can be effectively improved.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.

Claims (10)

1. The method for balancing the outbound resources of the Beidou short message system supporting the civil mobile phone is characterized by comprising the following steps of:
s1, receiving an inbound signal of a user terminal by a Beidou short message system, and demodulating to obtain inbound information;
S2, the Beidou short message system processes the inbound information and extracts outbound beam numbers and outbound rates recommended by users;
S3, aiming at each outbound beam, the Beidou short message system maintains 2 independent outbound information FIFO buffers corresponding to each outbound beam, and the Beidou short message system is used for caching outbound information to be sent of two different outbound rates under the beam;
S4, selecting one of the outbound information FIFOs corresponding to the outbound beam number according to the outbound beam number recommended by the user, wherein the one of the outbound information FIFOs has least cached outbound information, and sending the information to be outbound to the buffer area;
S5, traversing all outbound information FIFO (first in first out) to be transmitted corresponding to 1-N beams before generating outbound signals by the Beidou short message system, and successively determining the outbound information rate required to be transmitted by the 1-N beams according to the user outbound information to be transmitted;
S6, modulating the arranged outbound frames on an outbound signal according to the selected outbound information rate;
and S7, transmitting the outbound signal to the user terminal by the Beidou short message system.
2. The method for balancing outbound resources of the beidou short message system supporting civil mobile phones according to claim 1, wherein in the step S2, the beidou short message system supports users to recommend not more than 3 groups of outbound beam numbers and outbound rates, which are respectively denoted as { n 1、m1},{n2、m2},{n3、m3 }.
3. The method for balancing the outbound resources of the Beidou short message system supporting the civil mobile phone according to claim 2, wherein two files are designed for the outbound rate of each beam of the Beidou short message system supporting the civil mobile phone, namely a rate 1 and a rate 2, wherein the rate 1 is a high outbound rate, and the rate 2 is a low outbound rate.
4. The method for supporting outbound resource balancing of Beidou short message system of civil mobile phone as claimed in claim 2, wherein in the step S4, one of the outbound information FIFOs corresponding to the outbound beam number { n 1,m1},{n2,m2},{n3,m3 } is selected to have least cached outbound information according to the outbound beam number { n 1,m1},{n2,m2},{n3,m3 } recommended by the user.
5. The method for balancing outbound resources of the beidou short message system supporting civil mobile phones according to any one of claims 1 to 4, wherein the step S5 specifically includes:
S51, the length of an outbound frame sent by each wave beam of the Beidou short message system is fixed, and one outbound frame possibly contains outbound information of a plurality of users according to the length of the outbound information of the users, so that the current outbound rate is determined before an outbound signal is sent, and a corresponding outbound frame is generated;
S52, extracting user outbound information to be transmitted from an outbound information FIFO of a rate 1 for any beam i, calculating whether an outbound frame can be spliced according to the rate 1, if so, the user outbound information to be transmitted still exists in the outbound information FIFO of the rate 1 or the user outbound information to be transmitted is just absent, taking the rate 1 as the current outbound rate, arranging the outbound information in the outbound information FIFO of the rate 1 according to the rate 1, taking the spliced outbound frame as the current outbound frame, directly entering a step S6, and otherwise, entering a step S53;
S53, calculating the user outbound information in the outbound information FIFO of the rate 1 according to the outbound frame arrangement mode of the rate 2, if the user outbound information to be sent is still in the outbound information FIFO of the rate 1 after the arrangement according to the rate 2 is finished, taking the rate 1 as the current outbound rate, arranging according to the rate 1 to obtain the current outbound frame, and then entering a step S6, otherwise entering a step S54;
S54, arranging the user outbound information in the outbound information FIFO of the rate 1 according to the outbound rate 2, if the arrangement is not full of a complete outbound frame, continuously extracting the user outbound information to be sent from the outbound information FIFO of the rate 2, arranging the user outbound information according to the rate 2, combining the user outbound information with the outbound information in the outbound information FIFO of the rate 1 to form an outbound frame, taking the rate 2 as the current outbound rate, taking the arranged outbound frame as the current outbound frame, and entering the step S6.
6. The method for balancing the outbound resources of the beidou short message system supporting civil mobile phones according to claim 5, wherein in the step S51, the basic principle of determining the outbound rate in the same beam is as follows: and firstly, transmitting corresponding user information in the outbound information FIFO of the outbound rate 1 until the transmission is finished, and then transmitting corresponding user information in the outbound information FIFO of the outbound rate 2 until the transmission is finished.
7. The method for equalizing the outbound resources of the Beidou short message system supporting civil mobile phones of claim 6, wherein the outbound information FIFOs of the same information rate are sent in a first-in-first-out manner.
8. The utility model provides a support big dipper short message system outbound resource balancing device of civilian cell-phone, its characterized in that, the device is used for big dipper short message system, and the device includes: a transceiver module and a processing module;
the receiving and transmitting module is used for receiving the inbound signal of the user terminal and transmitting the outbound signal to the user terminal;
The processing module is used for executing the Beidou short message system outbound resource balancing method supporting the civil mobile phone according to any one of claims 1-7, processing the inbound signals received by the transceiver module, selecting outbound information rate, arranging outbound frames and modulating the outbound frames on the outbound signals.
9. A computer program product comprising instructions that, when executed by a beidou short message system, cause the beidou short message system to perform the beidou short message system outbound resource balancing method supporting a civil handset of any one of claims 1-7.
10. A computer readable storage medium comprising computer program instructions, characterized in that, when the computer program instructions are executed by a beidou short message system, the beidou short message system performs the beidou short message system outbound resource balancing method supporting civil handsets as claimed in any one of claims 1-7.
CN202410145097.9A 2024-02-01 2024-02-01 Outbound resource balancing method and device for Beidou short message system supporting civil mobile phone Active CN118101028B (en)

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