CN116095620B - RDSS short message function realization system and method based on wireless network - Google Patents

RDSS short message function realization system and method based on wireless network Download PDF

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CN116095620B
CN116095620B CN202310377414.5A CN202310377414A CN116095620B CN 116095620 B CN116095620 B CN 116095620B CN 202310377414 A CN202310377414 A CN 202310377414A CN 116095620 B CN116095620 B CN 116095620B
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short message
rdss
beidou
message information
sim card
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CN116095620A (en
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侯文广
王超
李海滨
肖瓅
孙中亮
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Beijing Beidou Huada Technology Co ltd
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Beijing Beidou Huada Technology Co ltd
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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]
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/7243—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages
    • H04M1/72436—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages for text messaging, e.g. SMS or e-mail
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
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Abstract

The embodiment of the invention discloses a wireless network-based RDSS short message function realization system and a wireless network-based RDSS short message function realization method, wherein the system comprises a public network mobile phone and an RDSS short message device, wherein the RDSS short message device consists of a singlechip, a Beidou No. three RDSS short message module, an RDSS antenna and a WIFI module, the singlechip is set to be in an AP hot spot mode through the WIFI module, and the public network mobile phone is connected to an AP hot spot of the WIFI module through the WIFI. According to the invention, the function of receiving and transmitting the RDSS short messages by the public network mobile phone is realized by utilizing the WIFI function of the mobile phone or other wireless transmission modes, one RDSS short message device can be connected with a plurality of public network mobile phones, so that the resource waste is avoided, and the expense of consumers on RDSS products is saved.

Description

RDSS short message function realization system and method based on wireless network
Technical Field
The invention relates to the technical field of RDSS short messages, in particular to a system and a method for realizing the function of the RDSS short message based on a wireless network.
Background
The space section of the Beidou No. three satellite navigation system consists of 5 static orbit satellites and 30 non-static orbit satellites, and provides two service modes, namely open service and authorized service. The open service is to provide positioning, speed measuring and time service in the service area freely, the positioning precision is 10 meters, the time service precision is 50 nanoseconds, and the speed measuring precision is 0.2 meters/second. The authorization service provides safer positioning, speed measurement, timing and communication services and system integrity information for authorized users. The first line of the world supporting Beidou No. three RDSS area short message communication service is formally issued for mobile phones in 2022 and 11 months.
The RDSS area short message communication mobile phones in the current market only realize a single-shot function and have no receiving function, and each mobile phone can only use the RDSS short message function.
The current Beidou three-number RDSS short message and RDSS products are bound one by one, namely, the products need to integrate RDSS short message hardware to support the Beidou three-number RDSS short message function, but the Beidou three-number short message function is not a frequently used function, is generally used by multiple people in the open air, is not provided with public network signals at sea and the like, and can be used in emergency, but each person buys a set of Beidou three-number RDSS short message products to cause resource waste. If a wireless transmission method is used, one Beidou No. three RDSS short message product is changed into a wireless AP, and other wireless devices can be connected to the Beidou No. three RDSS short message product, so that other wireless devices can also realize the Beidou No. three RDSS short message function, and therefore, a lot of cost can be saved.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide a system and a method for realizing the RDSS short message function based on a wireless network, so that a mobile phone can realize the Beidou No. three RDSS short message function through the wireless network.
In order to solve the technical problems, the embodiment of the invention provides a wireless network-based RDSS short message function implementation system, which comprises a public network mobile phone and an RDSS short message device, wherein the RDSS short message device consists of a singlechip, a Beidou III RDSS short message module, an RDSS antenna and a WIFI module, the singlechip controls the WIFI module to be set into an AP hotspot mode, and the public network mobile phone is connected to an AP hotspot of the WIFI module through WIFI;
configuring short message parameters and message information by a public network mobile phone to obtain edited short message information, and then sending the short message information to an RDSS short message device through a TCP/IP protocol; the RDSS short message device re-arranges the received short message information and scrambles the short message information after receiving the short message information, then the short message information is sent to a Beidou No. three satellite through an RDSS antenna of the RDSS short message device, the Beidou No. three satellite forwards the received short message information to a ground gateway station, the ground gateway station forwards the short message information to a Beidou No. three satellite after receiving the short message information, and the Beidou No. three satellite forwards the short message information to an RDSS short message receiver after receiving the short message information;
after the RDSS short message device receives the short message information forwarded by the Beidou three satellite, firstly, whether the Beidou SIM card number of the receiver in the short message information is the Beidou SIM card number of the RDSS short message device or not is analyzed according to an RDSS protocol, if the SIM card number of the RDSS short message device is the same as the Beidou SIM card number of the receiver in the short message information, the RDSS short message device descrambles the short message information, then the format of the descrambled short message information is rearranged, the sender in the short message information and the SIM card number of the receiver public network mobile phone are analyzed, the corresponding WIFI child node is searched through the SIM card number of the receiver public network mobile phone, and the short message information is forwarded to the public network mobile phone corresponding to the WIFI child node.
Further, the public network mobile phone configures short message parameters and message information through a preset short message custom protocol, obtains edited short message information, calls a WIFI protocol of a mobile phone operating system, packages the obtained short message information, and then sends the short message information to an AP node of a WIFI module through a TCP/IP protocol;
after receiving the short message information, the WIFI module forwards the short message information to the singlechip through a serial port, the singlechip extracts a Beidou III RDSS short message SIM card number of a receiver according to a format specified by a preset short message custom protocol, rearranges the received short message information according to a Beidou III RDSS short message standard protocol format, forwards the rearranged short message information to the Beidou III RDSS short message module through the serial port, scrambles the short message information after receiving the short message information, modulates the short message information to an RDSS L frequency band carrier wave through the RDSS protocol, and sends the short message information to a Beidou III satellite through the RDSS antenna;
after receiving the short message information forwarded by the Beidou three-number RDSS short message module, the Beidou three-number RDSS short message module analyzes whether a receiving party Beidou SIM card number in the short message information is the Beidou SIM card number of the Beidou three-number RDSS short message module according to an RDSS protocol, if the SIM card number of the Beidou three-number RDSS short message module is the same as the receiving party Beidou SIM card number in the short message information, the Beidou three-number RDSS short message module descrambles the short message information, the Beidou three-number RDSS short message module sends the descrambled short message information to a singlechip through a serial port, the singlechip re-programs the short message information format according to a short message custom protocol after receiving the short message information, analyzes the SIM card numbers of a sender and a receiving party public network mobile phone in the short message information, and searches a corresponding WIFI sub-node through the receiving party public network SIM card number and forwards the short message information to a public network mobile phone corresponding to the WIFI sub-node through the WIFI module.
Further, the short message format is defined in the preset short message custom protocol: frame header, sender public network SIM card number, sender Beidou three-number RDSS short message SIM card number, receiver public network SIM card number, receiver Beidou three-number RDSS short message SIM card number, short message content and frame tail.
Further, the frame header is fixed, and the short message is sent by the identification; the sender public network SIM card number is directly obtained by the public network mobile phone through inquiring the SIM card system function; the sender Beidou three-number RDSS short message SIM card number is obtained by manually filling or reading the SIM card number by a user; the SIM card number of the public network of the receiver is manually filled in by a user or is obtained by calling and inquiring a telephone book system function by a public network mobile phone, and if the receiver does not have the SIM card number of the public network, a default value is used; the SIM card number of the Beidou III RDSS short message of the receiver is manually filled in by a user or obtained by calling and inquiring a phone book system function by a public network mobile phone; the short message content is customized by a user; the end of the frame is fixed, and the end of the short message content is marked.
Correspondingly, the embodiment of the invention also provides a method for realizing the RDSS short message function based on the wireless network, which comprises the following steps:
a transmitting step: configuring short message parameters and message information by a public network mobile phone to obtain edited short message information, and then sending the short message information to an RDSS short message device through a TCP/IP protocol; after receiving the short message information, the RDSS short message device rearranges and scrambles the received short message information, and then sends the short message information to a Beidou No. three satellite through an RDSS antenna;
a receiving step: after the RDSS short message device receives the short message information sent by the Beidou three satellite, whether the Beidou SIM card number of the receiver in the short message information is the Beidou SIM card number of the RDSS short message device or not is analyzed according to an RDSS protocol, if the SIM card number of the RDSS short message device is the same as the Beidou SIM card number of the receiver in the short message information, the RDSS short message device descrambles the short message information, the short message information format is rearranged, the sender in the short message information and the SIM card number of the receiver public network mobile phone are analyzed, the corresponding WIFI child node is searched through the SIM card number of the receiver, and the short message information is forwarded to the public network mobile phone corresponding to the WIFI child node.
Further, the method comprises the steps of,
the sending steps are as follows: the public network mobile phone configures short message parameters and message information through a preset short message custom protocol, obtains edited short message information, calls a WiFi protocol of a mobile phone operating system, packages the obtained short message information, and then sends the short message information to an AP node of a WIFI module through a TCP/IP protocol;
the WIFI module forwards the received short message information to the singlechip through the serial port, the singlechip extracts a Beidou III RDSS short message SIM card number of a receiver according to a format specified by a preset short message custom protocol after receiving the short message information, rearranges the received short message information according to a Beidou III RDSS short message standard protocol format, forwards the rearranged short message information to a Beidou III RDSS short message module through the serial port, scrambles the short message information after receiving the short message information, modulates the short message information to an RDSS L frequency band carrier wave through the RDSS protocol, and sends the short message information to a Beidou III satellite through the RDSS antenna;
the receiving step comprises the following steps: after the Beidou three-number RDSS short message module receives the short message information sent by the Beidou three-number satellite, whether the receiving party Beidou SIM card number in the short message information is the Beidou SIM card number of the Beidou three-number RDSS short message module or not is analyzed according to the RDSS protocol, if the SIM card number of the Beidou three-number RDSS short message module is the same as the receiving party Beidou SIM card number in the short message information, the Beidou three-number RDSS short message module descrambles the short message information, the Beidou three-number RDSS short message module sends the short message information to the singlechip through a serial port, the singlechip rearranges the short message information format according to a short message custom protocol after receiving the short message information, analyzes the sender and the receiving party public network mobile phone card number in the short message information, and searches a corresponding WIFI sub-node through the receiving party public network SIM card number and forwards the short message to a public network mobile phone corresponding to the WIFI sub-node through the WIFI module.
Further, the short message format is defined in the preset short message custom protocol: frame header, sender public network SIM card number, sender Beidou three-number RDSS short message SIM card number, receiver public network SIM card number, receiver Beidou three-number RDSS short message SIM card number, short message content and frame tail.
Further, the frame header is fixed, and the short message is sent by the identification; the sender public network SIM card number is directly obtained by the public network mobile phone through inquiring the SIM card system function; the sender Beidou three-number RDSS short message SIM card number is obtained by manually filling or reading the SIM card number by a user; the SIM card number of the public network of the receiver is manually filled in by a user or is obtained by calling and inquiring a telephone book system function by a public network mobile phone, and if the receiver does not have the SIM card number of the public network, a default value is used; the SIM card number of the Beidou III RDSS short message of the receiver is manually filled in by a user or obtained by calling and inquiring a phone book system function by a public network mobile phone; the short message content is customized by a user; the end of the frame is fixed, and the end of the short message content is marked.
The beneficial effects of the invention are as follows: according to the invention, the function of receiving and transmitting the RDSS short messages by the public network mobile phone is realized by utilizing the WIFI function of the mobile phone or other wireless transmission modes, one RDSS short message device can be connected with a plurality of public network mobile phones, so that the resource waste is avoided, and the expense of consumers on RDSS products is saved.
Drawings
Fig. 1 is a block diagram of a wireless network-based RDSS short message function implementation system according to an embodiment of the present invention.
Fig. 2 is a schematic flow chart of implementing an RDSS short message sending function by a public network mobile phone according to an embodiment of the present invention.
Fig. 3 is a UI design block diagram of a public network mobile phone sending a short message according to an embodiment of the present invention.
Fig. 4 is a schematic flow chart of implementing an RDSS short message sending function by the RDSS short message device according to the embodiment of the present invention.
Fig. 5 is a schematic flow chart of implementing an RDSS short message receiving function by the RDSS short message device according to the embodiment of the present invention.
Fig. 6 is a UI design block diagram of a public network mobile phone receiving a short message according to an embodiment of the present invention.
Detailed Description
It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other, and the present invention will be further described in detail with reference to the drawings and the specific embodiments.
In the embodiment of the present invention, if there is a directional indication (such as up, down, left, right, front, and rear … …) only for explaining the relative positional relationship, movement condition, etc. between the components in a specific posture (as shown in the drawings), if the specific posture is changed, the directional indication is correspondingly changed.
In addition, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implying an indication of the number of features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.
Referring to fig. 1, the RDSS short message function implementing system based on a wireless network according to an embodiment of the present invention includes a public network mobile phone and an RDSS short message device.
The RDSS short message device consists of a singlechip, a Beidou No. three RDSS short message module, an RDSS antenna and a WIFI module. The WIFI module is controlled by the singlechip to be set into an AP hot spot mode, and the public network mobile phone is connected to the AP hot spot of the WIFI module through WIFI. During implementation, the WIFI wireless transmission can be replaced by Bluetooth wireless transmission, the WIFI module can be realized through the Bluetooth module, and the public network mobile phone can realize the function of receiving and transmitting Beidou No. three RDSS short messages through the WIFI function or the Bluetooth function.
And the singlechip is used for: the method mainly aims at protocol processing, data transmission and control, and is communicated with a Beidou No. three RDSS short message module through a serial port, short message information is read and sent, a WIFI module and the Beidou No. three RDSS short message module are configured, and a short message wireless transmission custom protocol is operated.
Beidou No. three RDSS short message module: the receiving and transmitting functions of the Beidou No. three RDSS short text are mainly realized.
WIFI module: the singlechip sets up WIFI module work under the AP mode through the serial ports, and WIFI equipment such as public network cell-phone can connect this AP node.
RDSS antenna: satellite signals are received and transmitted.
The software implementation of the public network mobile phone for realizing the RDSS short message sending function is divided into two parts, wherein one part is a public network mobile phone APP part and a singlechip software processing and forwarding part.
Public network mobile phone (APP software) transmitting part:
referring to fig. 2, firstly, an RDSS short message APP needs to be designed, a short message custom protocol is custom defined in the APP, and a short message format is defined in the short message custom protocol: frame header, sender public network SIM card number, sender Beidou three-number RDSS short message SIM card number, receiver public network SIM card number, receiver Beidou three-number RDSS short message SIM card number, short message content and frame tail. Wherein the frame head is fixed and specified by a custom protocol, and the identification short message is sent; the sender public network SIM card number is directly obtained by the APP by calling and inquiring the SIM card system function; the sender Beidou three-number RDSS short message SIM card number can be filled in manually or accessed to the singlechip through WIFI, and the SIM card number is read through the single-sided machine; the SIM card number of the public network of the receiver can be filled in manually or obtained by the APP through calling and inquiring the system function of the phonebook, and if the SIM card number of the public network of the receiver is not available, a default value is used; the SIM card number of the Beidou III RDSS short message of the receiver can be filled in manually or obtained by the APP through calling and inquiring the system function of the phonebook; the short message content is customized by a user; the end of the frame is fixed, and the end of the short message content is marked as specified by a custom protocol.
Secondly, after the parameter and the message information are edited, when the short message is transmitted, the APP packages the edited information by calling the WIFI protocol of the mobile phone operating system, and then transmits the information to the AP node of the WIFI module through the TCP/IP protocol.
The design block diagram of the short message sending UI of the APP software of the public network mobile phone is shown in fig. 3.
A singlechip part: referring to fig. 4, the same short message custom protocol as that of the public network mobile phone is also custom-defined in the single chip microcomputer (single chip microcomputer software), the single chip microcomputer software needs to be added with the WIFI module to set to be in an AP hotspot mode when initialized, the public network mobile phone can be connected to the AP hotspot of the WIFI module through WIFI, the short message sent by the public network mobile phone is transmitted to the single chip microcomputer through WIFI according to a custom protocol stipulated format, after receiving the short message, the single chip microcomputer extracts the number three of the RDSS short message SIM card number of the receiver according to a format stipulated by the custom protocol, rearranges the received short message according to a standard protocol format of the number three RDSS short message, forwards the rearranged short message to the number three of the RDSS short message module through the serial port, scrambles the short message after the short message is received by the number three of the RDSS short message module, modulates the short message to a carrier wave of the RDSS receiver through RDSS protocol, sends the short message to a number three of the satellite through the RDSS antenna, and forwards the received short message to the number three of the satellite.
The public network mobile phone realizes the RDSS short message receiving function:
referring to fig. 5, after the public network mobile phone receives the RDSS short message flow and the short message sending flow are opposite, the single chip microcomputer sets the working mode of the WIFI module to be the AP mode after running the short message custom protocol, when the beidou No. three RDSS short message module receives the short message information, the beidou No. three RDSS short message module analyzes the short message information according to the RDSS protocol, sends the short message information to the single chip microcomputer through the serial port, and after receiving the short message information, the single chip microcomputer rearranges the short message information format according to the short message custom protocol, analyzes the sender and receiver public network mobile phone SIM card numbers in the short message information, and searches the corresponding WIFI sub-node through the receiver public network SIM card numbers, and forwards the short message to the public network mobile phone corresponding to the WIFI sub-node through the WIFI module.
The design block diagram of the received short message UI of the public network mobile APP software is shown in fig. 6.
The RDSS short message function realization method based on the wireless network comprises a sending step and a receiving step.
The sending steps are as follows: the public network mobile phone configures short message parameters and message information through a preset short message custom protocol, obtains edited short message information, calls a WIFI protocol of a mobile phone operating system, packages the obtained short message information, and then sends the short message information to an AP node of a WIFI module through a TCP/IP protocol;
the WIFI module sends the received short message information to the singlechip through the serial port, the singlechip extracts a Beidou III RDSS short message SIM card number of a receiver according to a format specified by a preset short message custom protocol after receiving the short message information, rearranges the received short message information according to a Beidou III RDSS short message standard protocol format, forwards the rearranged short message information to the Beidou III RDSS short message module through the serial port, scrambles the short message information after receiving the short message information, modulates the short message information to an RDSS L frequency band carrier wave through the RDSS protocol, sends the short message information to a Beidou III satellite through the RDSS antenna, and forwards the short message information to the receiver after receiving the Beidou III satellite;
the receiving step comprises the following steps: after receiving the short message information forwarded by the Beidou three-number RDSS short message module, analyzing whether a receiving party Beidou SIM card number in the short message information is the Beidou SIM card number of the Beidou three-number RDSS short message module according to an RDSS protocol, if the SIM card number of the Beidou three-number RDSS short message module is the same as the receiving party Beidou SIM card number in the short message information, descrambling the short message information by the Beidou three-number RDSS short message module, sending the descrambled short message information to a singlechip by the Beidou three-number RDSS short message module through a serial port, rearranging the short message information format according to a short message custom protocol after receiving the short message information, analyzing the sending party and the receiving party public network mobile phone SIM card number in the short message information, searching a corresponding WIFI child node by the singlechip through the receiving party public network SIM card number, and forwarding the short message to a public network mobile phone corresponding to the WIFI child node by the WIFI module.
As an implementation manner, the short message format is defined in the preset short message custom protocol: frame header, sender public network SIM card number, sender Beidou three-number RDSS short message SIM card number, receiver public network SIM card number, receiver Beidou three-number RDSS short message SIM card number, short message content and frame tail.
As an implementation manner, the frame header is fixed, and the short message is sent by the identification; the sender public network SIM card number is directly obtained by the public network mobile phone through inquiring the SIM card system function; the sender Beidou three-number RDSS short message SIM card number is obtained by manually filling or reading the SIM card number by a user; the SIM card number of the public network of the receiver is manually filled in by a user or is obtained by calling and inquiring a telephone book system function by a public network mobile phone, and if the receiver does not have the SIM card number of the public network, a default value is used; the SIM card number of the Beidou III RDSS short message of the receiver is manually filled in by a user or obtained by calling and inquiring a phone book system function by a public network mobile phone; the short message content is customized by a user; the end of the frame is fixed, and the end of the short message content is marked.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims (8)

1. The RDSS short message function implementation system based on the wireless network is characterized by comprising a public network mobile phone and an RDSS short message device, wherein the RDSS short message device consists of a singlechip, a Beidou III RDSS short message module, an RDSS antenna and a WIFI module, the singlechip controls the WIFI module to be set into an AP hot spot mode, and the public network mobile phone is connected to an AP hot spot of the WIFI module through WIFI;
configuring short message parameters and message information by a public network mobile phone to obtain edited short message information, and then sending the short message information to an RDSS short message device through a TCP/IP protocol; the RDSS short message device re-arranges the received short message information and scrambles the short message information after receiving the short message information, then the short message information is sent to a Beidou No. three satellite through an RDSS antenna of the RDSS short message device, the Beidou No. three satellite forwards the received short message information to a ground gateway station, the ground gateway station forwards the short message information to a Beidou No. three satellite after receiving the short message information, and the Beidou No. three satellite forwards the short message information to an RDSS short message receiver after receiving the short message information;
after the RDSS short message device receives the short message information forwarded by the Beidou three satellite, firstly, whether the Beidou SIM card number of the receiver in the short message information is the Beidou SIM card number of the RDSS short message device or not is analyzed according to an RDSS protocol, if the SIM card number of the RDSS short message device is the same as the Beidou SIM card number of the receiver in the short message information, the RDSS short message device descrambles the short message information, then the format of the descrambled short message information is rearranged, the sender in the short message information and the SIM card number of the receiver public network mobile phone are analyzed, the corresponding WIFI child node is searched through the SIM card number of the receiver public network mobile phone, and the short message information is forwarded to the public network mobile phone corresponding to the WIFI child node.
2. The RDSS short message function realizing system based on the wireless network according to claim 1, wherein the public network mobile phone configures short message parameters and message information through a preset short message custom protocol to obtain edited short message information, calls a WIFI protocol of a mobile phone operating system, packages the obtained short message information, and then sends the short message information to an AP node of a WIFI module through a TCP/IP protocol;
after receiving the short message information, the WIFI module forwards the short message information to the singlechip through a serial port, the singlechip extracts a Beidou III RDSS short message SIM card number of a receiver according to a format specified by a preset short message custom protocol, rearranges the received short message information according to a Beidou III RDSS short message standard protocol format, forwards the rearranged short message information to the Beidou III RDSS short message module through the serial port, scrambles the short message information after receiving the short message information, modulates the short message information to an RDSS L frequency band carrier wave through the RDSS protocol, and sends the short message information to a Beidou III satellite through the RDSS antenna;
after receiving the short message information forwarded by the Beidou three-number RDSS short message module, the Beidou three-number RDSS short message module analyzes whether a receiving party Beidou SIM card number in the short message information is the Beidou SIM card number of the Beidou three-number RDSS short message module according to an RDSS protocol, if the SIM card number of the Beidou three-number RDSS short message module is the same as the receiving party Beidou SIM card number in the short message information, the Beidou three-number RDSS short message module descrambles the short message information, the Beidou three-number RDSS short message module sends the descrambled short message information to a singlechip through a serial port, the singlechip re-programs the short message information format according to a short message custom protocol after receiving the short message information, analyzes the SIM card numbers of a sender and a receiving party public network mobile phone in the short message information, and searches a corresponding WIFI sub-node through the receiving party public network SIM card number and forwards the short message information to a public network mobile phone corresponding to the WIFI sub-node through the WIFI module.
3. The RDSS short message function implementing system based on wireless network as claimed in claim 2, wherein said preset short message custom protocol defines a short message format: frame header, sender public network SIM card number, sender Beidou three-number RDSS short message SIM card number, receiver public network SIM card number, receiver Beidou three-number RDSS short message SIM card number, short message content and frame tail.
4. A wireless network based RDSS short message function implementing system as claimed in claim 3, wherein said frame header is fixed, identifying short message transmissions; the sender public network SIM card number is directly obtained by the public network mobile phone through inquiring the SIM card system function; the sender Beidou three-number RDSS short message SIM card number is obtained by manually filling or reading the SIM card number by a user; the SIM card number of the public network of the receiver is manually filled in by a user or is obtained by calling and inquiring a telephone book system function by a public network mobile phone, and if the receiver does not have the SIM card number of the public network, a default value is used; the SIM card number of the Beidou III RDSS short message of the receiver is manually filled in by a user or obtained by calling and inquiring a phone book system function by a public network mobile phone; the short message content is customized by a user; the end of the frame is fixed, and the end of the short message content is marked.
5. The method for realizing the RDSS short message function based on the wireless network is characterized by comprising the following steps:
a transmitting step: configuring short message parameters and message information by a public network mobile phone to obtain edited short message information, and then sending the short message information to an RDSS short message device through a TCP/IP protocol; after receiving the short message information, the RDSS short message device rearranges and scrambles the received short message information, and then sends the short message information to a Beidou No. three satellite through an RDSS antenna;
a receiving step: after the RDSS short message device receives the short message information sent by the Beidou three satellite, whether the Beidou SIM card number of the receiver in the short message information is the Beidou SIM card number of the RDSS short message device or not is analyzed according to an RDSS protocol, if the SIM card number of the RDSS short message device is the same as the Beidou SIM card number of the receiver in the short message information, the RDSS short message device descrambles the short message information, the short message information format is rearranged, the sender in the short message information and the SIM card number of the receiver public network mobile phone are analyzed, the corresponding WIFI child node is searched through the SIM card number of the receiver, and the short message information is forwarded to the public network mobile phone corresponding to the WIFI child node.
6. The method for implementing RDSS short message function based on wireless network as claimed in claim 5, wherein the step of transmitting specifically comprises: the public network mobile phone configures short message parameters and message information through a preset short message custom protocol, obtains edited short message information, calls a WIFI protocol of a mobile phone operating system, packages the obtained short message information, and then sends the short message information to an AP node of a WIFI module through a TCP/IP protocol;
the WIFI module forwards the received short message information to the singlechip through the serial port, the singlechip extracts a Beidou III RDSS short message SIM card number of a receiver according to a format specified by a preset short message custom protocol after receiving the short message information, rearranges the received short message information according to a Beidou III RDSS short message standard protocol format, forwards the rearranged short message information to a Beidou III RDSS short message module through the serial port, scrambles the short message information after receiving the short message information, modulates the short message information to an RDSS L frequency band carrier wave through the RDSS protocol, and sends the short message information to a Beidou III satellite through the RDSS antenna, and the Beidou III satellite receives the short message and forwards the short message information to the receiver;
the receiving step comprises the following steps: after the Beidou three-number RDSS short message module receives the short message information sent by the Beidou three-number satellite, whether the receiving party Beidou SIM card number in the short message information is the Beidou SIM card number of the Beidou three-number RDSS short message module or not is analyzed according to the RDSS protocol, if the SIM card number of the Beidou three-number RDSS short message module is the same as the receiving party Beidou SIM card number in the short message information, the Beidou three-number RDSS short message module descrambles the short message information, the Beidou three-number RDSS short message module sends the short message information to the singlechip through a serial port, the singlechip rearranges the short message information format according to a short message custom protocol after receiving the short message information, analyzes the sender and receiving party public network mobile phone card number in the short message information, searches a corresponding WIFI sub-node through the receiving party public network SIM card number, and forwards the short message information to a public network mobile phone corresponding to the WIFI sub-node through the WIFI module.
7. The method for implementing RDSS short message function based on wireless network as claimed in claim 6, wherein the preset short message custom protocol defines a short message format: frame header, sender public network SIM card number, sender Beidou three-number RDSS short message SIM card number, receiver public network SIM card number, receiver Beidou three-number RDSS short message SIM card number, short message content and frame tail.
8. The method for implementing RDSS short message function based on wireless network according to claim 7, wherein the frame header is fixed, and the identification short message is sent; the sender public network SIM card number is directly obtained by the public network mobile phone through inquiring the SIM card system function; the sender Beidou three-number RDSS short message SIM card number is obtained by manually filling or reading the SIM card number by a user; the SIM card number of the public network of the receiver is manually filled in by a user or is obtained by calling and inquiring a telephone book system function by a public network mobile phone, and if the receiver does not have the SIM card number of the public network, a default value is used; the SIM card number of the Beidou III RDSS short message of the receiver is manually filled in by a user or obtained by calling and inquiring a phone book system function by a public network mobile phone; the short message content is customized by a user; the end of the frame is fixed, and the end of the short message content is marked.
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