CN113050132A - Mobile terminal system with built-in Beidou short message and Beidou positioning function - Google Patents
Mobile terminal system with built-in Beidou short message and Beidou positioning function Download PDFInfo
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- CN113050132A CN113050132A CN202110273706.5A CN202110273706A CN113050132A CN 113050132 A CN113050132 A CN 113050132A CN 202110273706 A CN202110273706 A CN 202110273706A CN 113050132 A CN113050132 A CN 113050132A
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- beidou
- short message
- mobile terminal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/34—Power consumption
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
- G01S19/17—Emergency applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
- G01S19/29—Acquisition or tracking or demodulation of signals transmitted by the system carrier including Doppler, related
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/35—Constructional details or hardware or software details of the signal processing chain
- G01S19/37—Hardware or software details of the signal processing chain
Abstract
The invention discloses a mobile terminal system with a built-in Beidou short message and Beidou positioning function, which comprises a power supply module, a Beidou short message module, an encryption module, a signal receiving and sending module for receiving Beidou satellite signals, a positioning module and a Beidou unit control module, wherein the power supply module is used for supplying power to the Beidou unit control module, the positioning module and the Beidou short message module, the encryption module is electrically connected with the Beidou short message module, the Beidou short message module is electrically connected with the Beidou unit control module, the Beidou unit control module is electrically connected with the signal receiving and sending module, the power supply module comprises a terminal power supply module and a Beidou unit power supply module, and the terminal power supply module and the Beidou unit power supply module independently store and charge electricity. According to the invention, the independent power storage and charging modules are adopted to respectively supply power to the mobile terminal system and the Beidou unit, so that the problem that the passive unit cannot work due to the fact that the power consumption speed of the mobile terminal system is too high is avoided.
Description
Technical Field
The invention belongs to the field of mobile terminal systems, and particularly relates to a mobile terminal system with built-in Beidou short messages and a Beidou positioning function.
Background
The positioning of a mobile terminal system is a function of the current mobile terminal, the positioning system plays an increasingly important role in our life, and people can use a mobile phone for navigation and WeChat to share the direction in real time when going out, so that emergency rescue can be rapidly implemented.
However, the power supplies of the positioning system and the mobile terminal system in the prior art adopt the same power supply, and certain difficulties are brought to the real-time position tracking and emergency help seeking which are proposed by the mobile terminal system due to the fact that the power consumption speed of the mobile terminal system is too high, so that the mobile terminal system with the built-in Beidou short message and Beidou positioning functions is proposed.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a mobile terminal system with a built-in Beidou short message and a Beidou positioning function.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a mobile terminal system of built-in big dipper short message and big dipper locate function, includes power module, big dipper short message module, cryptographic module, the signal transceiver module who is used for receiving big dipper satellite signal, orientation module and big dipper unit control module, power module is used for providing the power to big dipper unit control module, orientation module and big dipper short message module, cryptographic module and big dipper short message module electric connection, big dipper short message module and big dipper unit control module electric connection, big dipper unit control module and signal transceiver module electric connection, power module includes terminal power supply module and big dipper unit power module, and terminal power supply module and big dipper unit power module independently store up the electricity and charge.
Preferably, this mobile terminal system still includes the shell, sets up the display screen and the setting of shell surface are in mainboard in the shell inner chamber, be provided with electromagnetic screen controller and central processing unit on the mainboard, power module, big dipper short message module, encryption module, the signal transceiver module that is used for receiving big dipper satellite signal, orientation module and big dipper unit control module all set up the inside at the shell.
Preferably, an image segmentation unit is arranged in the display screen, the image segmentation unit is used for processing a fed image to be displayed in a plurality of segmentation areas on the display, the image segmentation unit is a technology and a process for dividing an image into a plurality of specific areas with unique properties and proposing an interested target, and the technology and the process are key steps from image processing to image analysis, and the key steps mainly comprise the following steps: threshold-based segmentation methods, region-based segmentation methods, edge-based segmentation methods, and segmentation methods based on specific theories.
Preferably, the Beidou short message module provides an access interface through Beidou short message middleware, the Beidou short message module comprises an antenna, a radio frequency sub-module, an RDSS functional sub-module and an RNSS/GPS functional sub-module, and the antenna is connected with the radio frequency sub-module through a radio frequency coaxial cable; the radio frequency sub-module is electrically connected with the Beidou unit control module; the radio frequency sub-module is used for processing the wireless signals received by the antenna and then sending the processed wireless signals to the RDSS functional sub-module or the RNSS/GPS functional sub-module; and the signals output from the RDSS functional sub-module or the RNSS/GPS functional sub-module are sent to the Beidou satellite system through the radio frequency sub-module and the sending antenna.
Preferably, the signal transceiver module is electrically connected with the positioning module and used for establishing communication between the positioning module and the Beidou.
Preferably, the signal transceiver module includes an attenuator, a power divider, a frequency conversion module, a filtering component, and a coaxial switch.
Preferably, the attenuator is configured to input a satellite signal to be tested, perform attenuation processing on the satellite signal, and output the attenuated satellite signal;
the power divider is used for inputting the attenuated satellite signals, performing power division processing on the attenuated satellite signals and outputting N paths of output signals, wherein N is a preset value larger than 1;
the frequency conversion modules are respectively connected with the power divider, and each frequency conversion module is used for inputting one path of output signal output by the power divider, carrying out frequency conversion processing on the output signal and outputting a frequency-converted Beidou satellite signal;
the filter assembly comprises a plurality of groups of filters, and each filter is connected with a frequency conversion module and used for inputting the frequency-converted satellite signals, filtering the frequency-converted satellite signals and outputting filtered Beidou satellite signals;
and the coaxial switcher is connected with the plurality of filters and the switching control module and is used for inputting the multi-path filtered Beidou satellite signals and selecting and outputting one path of filtered Beidou satellite signals from the input multi-path filtered satellite signals.
Preferably, the encryption module comprises a core controller and a national security encryption chip connected with the core controller, and is used for encrypting the Beidou short message and preventing hijacking.
The invention has the technical effects and advantages that: compared with the traditional mobile terminal system, the mobile terminal system with the built-in Beidou short message and Beidou positioning functions adopts the independent power storage and charging module to respectively supply power to the mobile terminal system and the Beidou unit, so that the problem that the passive unit cannot work due to the fact that the power consumption speed of the mobile terminal system is too high is avoided to a certain extent.
Drawings
FIG. 1 is a system block diagram of a mobile terminal with built-in Beidou short message and Beidou positioning functions;
fig. 2 is a block diagram of a beidou short message module system of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a mobile terminal system with built-in Beidou short message and Beidou positioning functions as shown in the figures 1-2, which comprises a power supply module, a Beidou short message module, an encryption module, a signal transceiver module for receiving Beidou satellite signals, a positioning module and a Beidou unit control module, wherein the power supply module is used for supplying power to the Beidou unit control module, the positioning module and the Beidou short message module, the encryption module is electrically connected with the Beidou short message module, the Beidou short message module is electrically connected with the Beidou unit control module, the Beidou unit control module is electrically connected with the signal transceiver module, the power supply module comprises a terminal power supply module and a Beidou unit power supply module, the terminal power supply module and the Beidou unit power supply module are independently used for storing and charging electricity, and the signal transceiver module is electrically connected with the positioning module, the signal receiving and transmitting module comprises an attenuator, a power divider, a frequency conversion module, a filtering assembly and a coaxial switcher, and the encryption module comprises a core controller and a national security encryption chip connected with the core controller and is used for encrypting and preventing hijacking of Beidou short messages;
the attenuator is used for inputting a satellite signal to be tested, performing attenuation processing on the satellite signal and outputting the attenuated satellite signal;
the power divider is used for inputting the attenuated satellite signals, performing power division processing on the attenuated satellite signals and outputting N paths of output signals, wherein N is a preset value larger than 1;
the frequency conversion modules are respectively connected with the power divider, and each frequency conversion module is used for inputting one path of output signal output by the power divider, carrying out frequency conversion processing on the output signal and outputting a frequency-converted Beidou satellite signal;
the filter assembly comprises a plurality of groups of filters, and each filter is connected with a frequency conversion module and used for inputting the frequency-converted satellite signals, filtering the frequency-converted satellite signals and outputting filtered Beidou satellite signals;
the coaxial switcher is connected with the filters and the switching control module and is used for inputting multi-path filtered Beidou satellite signals and selecting and outputting one path of filtered Beidou satellite signals from the input multi-path filtered satellite signals;
the positioning module is used for packaging the geographical position information, the attitude data, the time information and the alarm information receiving address, packaging according to a Beidou short message protocol, and sending the packaged information serving as alarm information to a Beidou communication satellite;
the Beidou short message module provides an access interface through Beidou short message middleware, the Beidou short message module comprises an antenna, a radio frequency sub-module, an RDSS functional sub-module and an RNSS/GPS functional sub-module, and the antenna is connected with the radio frequency sub-module through a radio frequency coaxial cable; the radio frequency sub-module is electrically connected with the Beidou unit control module; the radio frequency sub-module is used for processing the wireless signals received by the antenna and then sending the processed wireless signals to the RDSS functional sub-module or the RNSS/GPS functional sub-module; the signals coming out of the RDSS functional submodule or the RNSS/GPS functional submodule are sent to the Beidou satellite system through the radio frequency submodule and the sending antenna
The mobile terminal system also comprises a shell, a display screen arranged on the outer surface of the shell and a mainboard arranged in the inner cavity of the shell, wherein an electromagnetic screen controller and a central processing unit are arranged on the mainboard;
optionally, the mobile terminal system is in communication connection with a user service server, the user service server includes a down converter, an a/D converter, a frequency synthesizer and a reference oscillator, the down converter performs frequency conversion on a received Beidou satellite signal and then performs digital-to-analog conversion through the a/D converter to obtain a digital intermediate frequency signal, the frequency synthesizer provides a Beidou frequency signal for the down converter, the reference oscillator provides a clock signal for the frequency synthesizer, and the service server realizes user information viewing and operation by calling the API interface;
by adopting the technical scheme, a user can efficiently complete the development of software and hardware application of a short message function at low cost, the technical problem of the satellite-ground communication of the Beidou satellite navigation system does not need to be concerned for the user, and only the business logic of the project per se needs to be concerned, so that the user can be helped to use Beidou positioning and short message functions more conveniently, quickly and at low cost;
the display screen is internally provided with an image segmentation unit, the image segmentation unit is used for processing fed images to be displayed in a plurality of segmentation areas on the display, the image segmentation unit is a technology and a process for dividing an image into a plurality of specific areas with unique properties and proposing an interested target, and the method is a key step from image processing to image analysis and mainly comprises the following steps: threshold-based segmentation methods, region-based segmentation methods, edge-based segmentation methods, and segmentation methods based on specific theories.
The short message is used as a special function of the Beidou positioning system, and the function is realized through the following steps:
firstly, a sender encrypts a communication application signal containing a receiver ID number and communication contents and then forwards the communication application signal to an inbound through a satellite;
2) after receiving the communication application signal, the ground central station adds the decrypted and encrypted information into the continuously broadcasted outbound broadcast message and broadcasts the message to users through a satellite;
3) the receiver user machine receives the outbound signal, demodulates and decrypts the outbound telegraph text, and completes one-time communication;
the short message transmission link specifically comprises: the baseband chip receives commands or data from an upper computer through a serial port, packages the commands or data into frame data and carries out digital modulation to form baseband data flow, and the baseband data flow is shaped, filtered and modulated onto a transmitting carrier wave through a radio frequency chip DT-A6; and finally, the short message is transmitted to a satellite through a transmitting antenna after being filtered and amplified by a transmitting link, so that positioning and short message communication are realized.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a mobile terminal system of built-in big dipper short message and big dipper locate function, includes power module, big dipper short message module, encryption module, is used for receiving signal transceiver module, orientation module and big dipper unit control module of big dipper satellite signal, its characterized in that: the power supply module is used for providing power for the Beidou unit control module, the positioning module and the Beidou short message module, the encryption module is electrically connected with the Beidou short message module, the Beidou short message module is electrically connected with the Beidou unit control module, the Beidou unit control module is electrically connected with the signal receiving and transmitting module, the power supply module comprises a terminal power supply module and a Beidou unit power supply module, and the terminal power supply module and the Beidou unit power supply module independently store electricity and charge.
2. The mobile terminal system with the built-in Beidou short message and Beidou positioning function according to claim 1, characterized in that: this mobile terminal system still includes the shell, sets up the display screen and the setting of shell surface are in mainboard in the shell inner chamber, be provided with electromagnetic screen controller and central processing unit on the mainboard, power module, big dipper short message module, encryption module, the signal transceiver module who is used for receiving big dipper satellite signal, orientation module and big dipper unit control module all set up the inside at the shell.
3. The mobile terminal system with the built-in Beidou short message and Beidou positioning function according to claim 2, characterized in that: the display screen is internally provided with an image segmentation unit, the image segmentation unit is used for processing fed images to be displayed in a plurality of segmentation areas on the display, the image segmentation unit is a technology and a process for dividing an image into a plurality of specific areas with unique properties and proposing an interested target, and the method is a key step from image processing to image analysis and mainly comprises the following steps: threshold-based segmentation methods, region-based segmentation methods, edge-based segmentation methods, and segmentation methods based on specific theories.
4. The mobile terminal system with the built-in Beidou short message and Beidou positioning function according to claim 1, characterized in that: the Beidou short message module provides an access interface through Beidou short message middleware, the Beidou short message module comprises an antenna, a radio frequency sub-module, an RDSS functional sub-module and an RNSS/GPS functional sub-module, and the antenna is connected with the radio frequency sub-module through a radio frequency coaxial cable; the radio frequency sub-module is electrically connected with the Beidou unit control module; the radio frequency sub-module is used for processing the wireless signals received by the antenna and then sending the processed wireless signals to the RDSS functional sub-module or the RNSS/GPS functional sub-module; and the signals output from the RDSS functional sub-module or the RNSS/GPS functional sub-module are sent to the Beidou satellite system through the radio frequency sub-module and the sending antenna.
5. The mobile terminal system with the built-in Beidou short message and Beidou positioning function according to claim 1, characterized in that: the signal receiving and transmitting module is electrically connected with the positioning module and used for establishing communication between the positioning module and the Beidou.
6. The mobile terminal system with the built-in Beidou short message and Beidou positioning function according to claim 5, characterized in that: the signal receiving and transmitting module comprises an attenuator, a power divider, a frequency conversion module, a filtering component and a coaxial switcher.
7. The mobile terminal system with the built-in Beidou short message and Beidou positioning function according to claim 6, characterized in that: the attenuator is used for inputting a satellite signal to be tested, performing attenuation processing on the satellite signal and outputting the attenuated satellite signal;
the power divider is used for inputting the attenuated satellite signals, performing power division processing on the attenuated satellite signals and outputting N paths of output signals, wherein N is a preset value larger than 1;
the frequency conversion modules are respectively connected with the power divider, and each frequency conversion module is used for inputting one path of output signal output by the power divider, carrying out frequency conversion processing on the output signal and outputting a frequency-converted Beidou satellite signal;
the filter assembly comprises a plurality of groups of filters, and each filter is connected with a frequency conversion module and used for inputting the frequency-converted satellite signals, filtering the frequency-converted satellite signals and outputting filtered Beidou satellite signals;
and the coaxial switcher is connected with the plurality of filters and the switching control module and is used for inputting the multi-path filtered Beidou satellite signals and selecting and outputting one path of filtered Beidou satellite signals from the input multi-path filtered satellite signals.
8. The mobile terminal system with the built-in Beidou short message and Beidou positioning function according to claim 1, characterized in that: the encryption module comprises a core controller and a national security encryption chip connected with the core controller, and is used for encrypting the Beidou short message and preventing hijacking.
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| CN202110273706.5A CN113050132A (en) | 2021-03-15 | 2021-03-15 | Mobile terminal system with built-in Beidou short message and Beidou positioning function |
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| CN202110273706.5A CN113050132A (en) | 2021-03-15 | 2021-03-15 | Mobile terminal system with built-in Beidou short message and Beidou positioning function |
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| CN113691325A (en) * | 2021-10-27 | 2021-11-23 | 天津讯联科技有限公司 | Satellite-borne short message cavity filter thermal vacuum experiment test system and method |
| CN116564135A (en) * | 2023-05-08 | 2023-08-08 | 江苏海马通信科技有限公司 | Ocean lighthouse whistle broadcasting system based on remote control intelligent signal lamp principle |
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