CN208739108U - Backpack digital ultrashort wave radio station - Google Patents
Backpack digital ultrashort wave radio station Download PDFInfo
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- CN208739108U CN208739108U CN201821607856.5U CN201821607856U CN208739108U CN 208739108 U CN208739108 U CN 208739108U CN 201821607856 U CN201821607856 U CN 201821607856U CN 208739108 U CN208739108 U CN 208739108U
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Abstract
The utility model relates to a kind of backpack ultra-short wave radio, which includes: communication radio frequency device and satellite positioning device, and communication radio frequency device includes microcontroller, baseband processor and signal transceiver；Microcontroller receives baseband signal by first antenna；The baseband signal that baseband processor decoding receives obtains audio signal, synthesizes and save target audio signal, obtains target baseband signal, and target audio signal is audio signal to be forwarded；Signal transceiver modulation /demodulation target baseband signal is simultaneously sent；Satellite positioning device determines the current location in backpack digital ultrashort wave radio station by satellite positioning.It is saved using voice and retransmission technique is forwarded after saving the audio signal received, realized to the secondary forwarding of target audio signal and the extension of transmission range by communication radio frequency device；By satellite positioning module, the accurate positionin to the position in radio station is realized.
Description
Technical field
The utility model relates to radio communication technology fields, and in particular to a kind of backpack digital ultrashort wave radio station.
Background technique
Radio station is the common name of radio station, one necessary to referring to carry out radio communication service or radio astronomy service
A or multiple senders, receiver or their combination also include corresponding auxiliary device.
Backpack digital ultrashort wave radio station is the one kind in radio station, and ultrashort wave radio set is equipped with used in composition ultra short wave communication circuit
Communication equipment relaying or terminal identity, working frequency be 30~300MHz, work this frequency range hand-held set, backpack electricity
Platform, very high frequency(VHF) relay equipment belong to ultrashort wave radio set.
Existing backpack digital ultrashort wave radio station usually only has communicating talkback function, and has a single function.
Utility model content
In view of this, it is super to provide a kind of backpack number the purpose of the utility model is to overcome the deficiencies in the prior art
Short-wave radio set is realized to the secondary forwarding of target audio signal and the extension of transmission range；Realize the position to radio station
Accurate positionin.
In order to achieve the above object, the utility model adopts the following technical solution: a kind of backpack digital ultrashort wave radio station, packet
Include: communication radio frequency device and satellite positioning device, wherein the communication radio frequency device include microcontroller, baseband processor and
Signal transceiver；The baseband signal that the baseband processor decoding receives obtains audio signal, synthesizes and saves target audio
Signal obtains target baseband signal, wherein the target audio signal is audio signal to be forwarded；The signal transceiver tune
System demodulates the target baseband signal and sends；The satellite positioning device determines that the backpack number is super by satellite positioning
The current location of short-wave radio set.
Further, the satellite positioning device includes that antenna and multitone inhibit unit, and the satellite positioning device passes through
Second antenna receives satellite positioning signal, with the current location in determination backpack digital ultrashort wave radio station；
The multitone inhibits unit for eliminating interference signal, wherein the interference signal is the target baseband signal
The interference signal that the satellite positioning signal is generated.
Further, the satellite positioning device stores the latitude and longitude information in backpack digital ultrashort wave radio station.
It further, further include panel, the panel includes display screen and/or key.
It further, further include electric power controller, the electric power controller includes boost chip, decompression chip and filter
Wave circuit.
It further, further include antennal interface, hand-held microphone interface, power input interface and power output interface.
Further, the microcontroller includes chip STM32F.
Further, the baseband processor includes baseband chip STC3258.
Further, the signal transceiver includes transceiver RDA1846S.
Further, the satellite positioning device includes VK1612Z2M3L Beidou/GPS module, wherein described
VK1612Z2M3L Beidou/GPS module includes chip AT6558.
The utility model uses above technical scheme, the communication radio frequency device and satellite positioning device, wherein described logical
Believe that radio-frequency unit includes microcontroller, baseband processor and signal transceiver；The baseband processor decodes the base band received
Signal obtains audio signal, synthesizes and save target audio signal, obtains target baseband signal, wherein the target audio letter
Number be audio signal to be forwarded；Target baseband signal described in the signal transceiver modulation /demodulation is simultaneously sent；The satellite positioning
Device determines the current location in backpack digital ultrashort wave radio station by satellite positioning.It is saved using voice and relays skill
Art forwards after saving the audio signal received by communication radio frequency device, realizes secondary turn to target audio signal
The extension of hair and transmission range；By satellite positioning module, the accurate positionin to the position in radio station is realized.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram in backpack digital ultrashort wave radio station provided by the embodiment of the utility model；
Fig. 2 is a kind of internal structure chart in backpack digital ultrashort wave radio station provided by the embodiment of the utility model；
Fig. 3 is a kind of voice preservation provided by the embodiment of the utility model and forwarding capability schematic diagram；
Fig. 4 is a kind of working principle diagram of satellite positioning device provided by the embodiment of the utility model；
A kind of Fig. 5 complete machine installation procedure figure provided by the embodiment of the utility model.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Embodiment
Fig. 1 is a kind of structural schematic diagram in backpack digital ultrashort wave radio station provided by the embodiment of the utility model, reference
Fig. 1, the backpack digital ultrashort wave radio station include: communication radio frequency device 11 and satellite positioning device 12, communication radio frequency device 11
Including microcontroller 111, baseband processor 112 and signal transceiver 113.
Microcontroller 111 receives baseband signal by first antenna；Baseband processor 112 decodes the baseband signal received
Audio signal is obtained, target audio signal is synthesized and save, obtains target baseband signal, wherein the target audio signal is
Audio signal to be forwarded；Target baseband signal described in 113 modulation /demodulation of signal transceiver is simultaneously sent；Satellite positioning device 12 passes through
Satellite positioning determines the current location in backpack digital ultrashort wave radio station.
Wherein, communication radio frequency device 11 and satellite positioning device 11 are encapsulated using separate housing, using radio frequency wire jumper and
Super soft power supply line connection.Wherein, radio frequency wire jumper uses Teflon radio-frequency cable, has soft, high temperature resistant, corrosion-resistant and resistance to
The characteristics such as abrasion.Can be 300 DEG C of short time heatproof, it can be used continuously at 240 DEG C~260 DEG C.Internal wiring uses silica gel electric wire, tool
Have high-low temperature resistant, insulating properties, chemical stability, high voltage withstanding and ageing-resistant etc. characteristics, can long-term work at 180 DEG C or less and not
In environment temperature lower than -60 DEG C, softness is easily installed.
Baseband processor 112 is the baseband processing chip applied in one of digital walkie-talkie high-performance low-power-consumption, branch
It holds and supports the multiple types such as DPMR, DMR or NXDN.Under the cooperation of external codec (audio ADC and DAC), complete to meet
The function of the entire physical layers of the standards such as DPMR/DMR, data link layer and most of call control layer.Signal transceiver 113
It is a kind of chip of high integration, the carrier modulation and demodulation for radiofrequency signal.
Specifically, microcontroller 111 receives baseband signal by first antenna, the decoding of baseband processor 112 is received
Audio signal is obtained after baseband signal, audio signal to be forwarded is determined as target audio signal, baseband processor 112 passes through language
Sound saves and retransmission technique synthesizes and save target audio signal, obtains target baseband signal.113 modulation /demodulation of signal transceiver
Target baseband signal is simultaneously sent to other intercommunication terminal equipment.Realize the forwarding of signal.Satellite positioning device 12 passes through satellite
Position the current location to determine backpack ultrasonic wave radio station.Satellite positioning device in the utility model embodiment, realizes
The positioning in positioning and fixed place to use in mobile use, improves the accuracy of position fixing process.
The utility model uses above technical scheme, the communication radio frequency device and satellite positioning device, wherein described logical
Believe that radio-frequency unit includes microcontroller, baseband processor and signal transceiver；The baseband processor decodes the base band received
Signal obtains audio signal, synthesizes and save target audio signal, obtains target baseband signal, wherein the target audio letter
Number be audio signal to be forwarded；Target baseband signal described in the signal transceiver modulation /demodulation is simultaneously sent；The satellite positioning
Device determines the current location in backpack digital ultrashort wave radio station by satellite positioning.It is saved using voice and relays skill
Art forwards after saving the audio signal received by communication radio frequency device, realizes secondary turn to target audio signal
The extension of hair and transmission range；By satellite positioning module, the accurate positionin to the position in radio station is realized.
Fig. 2 shows a kind of internal structure charts in backpack digital ultrashort wave radio station, as shown in Fig. 2, specific at one
In example, the backpack digital ultrashort wave radio station in the utility model embodiment includes hand-held microphone socket, Beidou/GPS (Global
Positioning System/BD, global positioning system), OLED, antenna socket, communication radio frequency device, electric power controller,
Liner plate and battery compartment.
Backpack digital ultrashort wave radio station in the utility model embodiment can be applicable in the work such as rescue, solve
In emergency communication work the problem of " last one kilometer " signal blind zone, by the backpack digital ultrashort wave electricity in the utility model
Platform is placed on the edge of signal coverage, opens after saving and relaying function, is also used as unattended voice and relays dress
It sets, carry out the talk back equipment in signal blind zone can by the equipment in backpack digital ultrashort wave radio station and signal coverage areas
It writes to each other.The distance for increasing signal transmission can then be saved in more life, can be applied in the rescues such as fire prevention, flood control
In communication work.
In a specific example, the voice, the group data, device id number that receive, emit in entire communication process
According to and Beidou/GPS positioning data etc., handled by communication radio frequency device.It can also include low in communication radio frequency device
Bandpass filter circuit, low-noise amplification circuit, mixting circuit, IF amplifier circuit, power amplification circuit, CPU, intermediate frequency detection circuit,
Low-frequency amplifier circuit, low-pass filter circuit, frequency mixer and intermediate frequency filtering circuit, radio frequency amplifying circuit and power supply and management circuit
Deng.
Fig. 3 shows a kind of voice and saves and forwarding capability schematic diagram, and with reference to Fig. 3, voice is saved and forwarding capability is by base
Provided with processor STC3258, microcontroller STM32F, signal transceiver RDA1846S are realized jointly.Radio-frequency unit is communicated for connecing
The data received are saved, and send the data of storage by radio circuit after this communication, in realization
After forwarding capability, it can effectively extend communication distance.
Optionally, satellite positioning device 12 includes that the second antenna and multitone inhibit unit, and satellite positioning device 12 passes through the
Two antennas receive satellite positioning signal, with the current location in determination backpack digital ultrashort wave radio station；Multitone inhibits unit
For eliminating interference signal, wherein the interference signal is what the target baseband signal generated the satellite positioning signal
Interference signal.
Wherein, satellite positioning device is usually a satellite positioning receiving device, has comprehensive function, and it is fixed to meet profession
The strict demand of position.High sensitivity is chiefly used in urban canyons or the weak place of overhead inferior signal, be able to achieve quickly prepare it is fixed
Position.
Specifically, satellite positioning device 12 during receiving satellite-signal by the second antenna, may generate and
The interference signal generated from target baseband signal, wherein multitone inhibits unit for eliminating interference signal, to improve satellite positioning
Accuracy of the device 12 in position fixing process.
Optionally, satellite positioning device 12 stores the latitude and longitude information in backpack digital ultrashort wave radio station.Specifically,
The real-time position information in 12 available backpack digital ultrashort wave radio station of satellite positioning device, but when weather change commanders it is severe or
Person is the real time position that other can not resist factor to cause satellite positioning device 12 that can not get backpack digital ultrashort wave radio station
When, position can also be determined by pre-stored latitude and longitude information.In actual application, which may be backpack number
The location information of word ultrashort wave radio set last time can not get the real time position of man-pack radio station in satellite positioning device 12
When, its last location information is regarded into current location information.
It optionally, further include panel, the panel includes display screen and/or key.Wherein, panel includes display screen,
In, display screen can be OLED display screen, in addition, panel can also include locating module.OLED display screen is to utilize Organic Electricity
Display screen made of photoluminescence diode.Have self-luminous, be not required to that backlight, contrast are high, thickness is thin, visual angle is wide, reaction is fast
The excellent characteristics such as degree is fast, it is wide to can be used for flexibility panel, use temperature range and construction and processing procedure are simpler.Key selects silicon
Glue key has the characteristics that excellent heat resistance, cold resistance, environment resistant, electric insulating quality and fatigue durability.
It optionally, further include electric power controller, the electric power controller includes boost chip, decompression chip and filtering
Circuit.Wherein, electric power controller is by boost chip, decompression chip and filter circuit, provides two kinds of output voltages, 5V and
12V, realize voltage stablizes output, protects the safety in backpack digital ultrashort wave radio station.Concrete implementation mode can be
It is real by external charge interface, filter circuit, booster circuit, charge management circuit, switch, 12V lithium battery and voltage reduction module
It is existing, export 5V and 12V voltage.
In a specific example, electric power controller uses the solution of XL6009+CN3703+MP1584.
CN3703 is three section lithium battery Charge Management integrated circuit of PWM decompression mode, independent to be managed automatically to the charging of three section lithium batteries
Reason has many advantages, such as that packaging appearance is small, peripheral component is few and it is simple to use, and has constant current and constant-voltage charge mode.
MP1584 is voltage reduction module, realizes 5V/3A output, has Controlled in Current Mode and Based, realizes fast loop response and simple compensation.
It optionally, further include antennal interface, hand-held microphone interface, power input interface and power output interface.It is specific at one
Example in, antennal interface use N/SMA-KKF standard, stainless steel material, flange base have waterproof apron, have it is firm,
Durable, waterproof characteristic；Hand-held microphone interface/write frequency interface using SP13-7 aviation plug, waterproof and dustproof meets IP68 grade；Electricity
Source input interface uses SP13-3 aviation plug, charges to the utility model；There are two types of power output interfaces: DC12V is defeated
Outgoing interface, using SP13-2 aviation plug, waterproof and dustproof meets IP68 grade；5V output interface is connect using waterproof USB2.0
Head, waterproof and dustproof meet IP67 grade.External electric equipment can be powered.
Illustratively, special-purpose water-proof hand-held microphone, degree of protection IP67, boombox, sound pick-up can be used in hand-held microphone.Antenna is adopted
With the super soft antenna of high-power, high-gain, elasticity is good, is suitable for any terrain environment.It can also include adapter, such as can be
12V~10A adapter.
Optionally, the microcontroller includes chip STM32F.Wherein, the core of model STM32F can be selected in microcontroller
Piece, performance are high, at low cost and low in energy consumption.
Optionally, the baseband processor includes baseband chip STC3258.STC3258 is scholar's health exclusively for digital intercom
The baseband processing chip of a kind of high-performance, low-power consumption that machine customizes.
Optionally, the signal transceiver includes transceiver RDA1846S.
Optionally, the satellite positioning device includes VK1612Z2M3L Beidou/GPS module, wherein described
VK1612Z2M3L Beidou/GPS module includes chip AT6558.High sensitivity is able to achieve and fast and accurately positions.Fig. 4 is shown
A kind of working principle diagram of satellite positioning device realizes the positioning function of satellite positioning device with reference to Fig. 4.
Based on the above technical solution, the backpack digital ultrashort wave radio station in the utility model embodiment further includes
Built-in power module, wherein built-in power module uses 12V capacity for 18650 lithium battery groups of 15AH, the included protection of battery pack
Plate.Illustratively, self-powered scheme can also be used, using 3 18650 high-capacity lithium battery groups of string, electric power controller has
Lithium battery Charge Management IC, protects charging process, prevents the generation of over-voltage, over-current phenomenon avoidance.
It illustratively, further include first screen shortcut menu in the backpack digital ultrashort wave radio station in the utility model embodiment
Control unit, specific first screen shortcut menu show content can according to client's personal habits in writing frequency software sets itself.
Based on the above technical solution, to the whole of the backpack digital ultrashort wave radio station in the utility model embodiment
Machine installation steps are illustrated.Fig. 5 shows a kind of complete machine installation procedure figure, with reference to Fig. 5, wherein panel back PCB
Between (Printed Circuit Board, printed circuit board) and communication radio frequency device, panel back PCB is installed and OLED is aobvious
Between display screen, is realized and installed by FPC (Flexible Printed Circuit, flexible circuit board) winding displacement；Panel back PCB
Between panel, between panel and N/SMA, liner plate install integrated chassis installation between, pass through screw realize installation；
Between liner plate and electric power controller, is realized and installed by self-clinching nut screw；Hand-held microphone socket and all kinds of lead welding of hand-held microphone are inserted
Between seat, installation is realized by welding；It is real by Teflon radio frequency line between N/SMA (N-type adapter) and communication radio frequency device
Now install；Between panel back PCB and hand-held microphone all kinds of leads welding sockets, between communication radio frequency device and electric power controller,
Between electric power controller and lithium battery and battery compartment, is realized and installed by connector.Specific installation process is as follows.
It is panel installation process first, panel is by aluminium alloy panel, panel PCB, silica gel push-button, OLED (Organic
Light-Emitting Diode, Organic Light Emitting Diode) display screen, Beidou/GPS satellite locating module, antenna pedestal, hand-held microphone insert
Seat, silica gel sealing ring are constituted.Panel installation steps are as follows:
1. Beidou/GPS satellite locating module is welded on pcb board；2. OLED display screen is connected to PCB by FPC winding displacement
On the FPC socket of plate；3. silica gel push-button is aligned the mounting groove of aluminium alloy panel, is sealed and fixed with marine glue in edge；④
Aluminium alloy panel and panel PCB are screwed and are integrated.
Followed by liner plate installation process, liner plate need installation section to have communication radio frequency device, electric power controller, battery compartment
And lithium battery.Liner plate installation steps are as follows:
1. being screwed communication radio frequency device on liner plate；2. being screwed electric power controller in liner plate
On；3. lithium battery and battery compartment are fixed together；4. being screwed battery compartment on liner plate；5. by electric power controller
LOAD terminal (HT3.96-2P) is connected to communication radio frequency device feeder ear；6. by electric power controller BAT terminal (HT3.96-
2P) it is connected to lithium battery group.
It is finally complete machine installation process, liner plate is packed into integrated casing, the specific steps are as follows:
Liner plate is pushed by bottom of shell；2. it is defeated that lead connects 12V by electric power controller 12V terminal (HT3.96-2P)
Socket (aviation plug SP13-2) out；3. lead connects 5V accessory power outlet by electric power controller 5V terminal (HT3.96-2P)
(waterproof USB2.0)；4. lead connects electricity quantity display module by electric power controller LCD terminal (XH2.54-2P)；5. by power supply
Managing device CHG terminal (HT3.96-2P), lead connect 12V input socket (aviation plug SP13-3)；6. by panel PCB with
Communication radio frequency device is connected with FPC winding displacement；7. by panel antennas seat (N/SMA-KKF) and communication radio frequency device Teflon radio frequency
Line connects (both ends are SMA female)；8., will using the screw after encapsulation process after casing groove is put into sealed silicon cushion rubber
Panel is fixed with casing；9. after sealed silicon cushion rubber is inserted in liner plate bottom, using the screw after encapsulation process by liner plate and casing
It is fixed.
Backpack digital ultrashort wave radio station in the utility model embodiment, realize miniaturization, modularization, digitlization,
Automation, secrecyization, high reliability and high anti-interference ability, to play bigger effect in all kinds of communication activity.It can apply
In emergency communications fields such as forest fire protection, urban fire control, the flood control disaster relief, field rescues.Overcome hand transceiver with
Lower defect: in natural calamity or emergency event, in the responding agencies such as fire prevention, flood control and rescue, hand transceiver is small
Ingeniously, easy to carry, but that there is also transmission powers is small, communication distance is short, it is affected by various topography and geomorphology environment, battery capacity
It is small, using limited time, in the building of bar construction, the regions such as field mountain area conversed using hand transceiver it is generally existing logical
Believe unsmooth phenomenon.It is saved by voice and retransmission technique makes the backpack digital ultrashort wave radio station in the utility model embodiment
It is relayed away again by the machine after received voice signal being saved, it, can under the serious environment of various signal shielding phenomenons
It is in signal blind zone and signal coverage by the function by the farther talk back equipment being transferred in signal blind zone of voice signal
Interior talk back equipment establishes a communications link.
Based on the above technical solution, the backpack ultrasonic wave broadcasting station structure design in the utility model embodiment is filled
Divide in view of the utility model belongs to open-air moving communication equipment, the actual demand that Ying Fuhe is used under circumstances is right
The dust-proof, waterproof and dampproof of equipment, antiknock quality etc. should have higher requirements.
Firstly, using equipment and materials guard technology.Backpack digital ultrashort wave radio station in the utility model embodiment
Shell, internal liner plate and battery compartment use rust-preventing aluminum alloy prepared material, and inside avoids incompatible metal from contacting as far as possible.
Screw, stud use zinc-plated processing, aluminium material materials'use oxidation processes.Key, power input interface, power supply on panel is defeated
Outgoing interface uses waterproof material；Panel and shell seam crossing use water-proof silica-gel circle and sealed silicone, to reach waterproof effect,
It avoids incompatible metal from contacting simultaneously, generates electrochemical corrosion, that is, after different metal contacts with each other, such as in moist or salt
Under mist environment, galvanic couple is formed, there is a phenomenon where corrode for active metal in caused different metal.
Secondly, using structural shielding technology.Specifically, protecting in addition to material protection whole and part structure
Design is also important one of link.Host in the utility model embodiment uses sealed cabinet.Shell and battery compartment make
With aluminum alloy materials bending welding fabrication, each commissure aerobic sealing of housing main body is sealed processing to weld seam micropore.Shell,
Between liner plate, each module shell junction stitching portion use sealed silicon rubber sealing, play waterproof action.Internal liner plate uses aluminum
Material prevents different metal from corroding.Shell exterior screw uses seal gasket, and seals screw thread using low-intensity sealant, prevents
Sealing or moisture enter.Screw is sealed using same method at antenna base.Internal structure uses silicagel pad as antidetonation
Material.
Finally, taking technique protective treatment.The utility model has used surface coating and encapsulating to insulate components
Protective treatment.Surface coating includes the carry out zinc-plated processing of metal surface, and metal shell surface is made to form basic protective layer, is prevented
Only corrode.Protective paint is sprayed in case surface again later, increases shell protection and sealing.Encapsulating insulation is in electronic component, connects
Head, socket carry out on circuit board spraying covering comprehensively using embedding agent, carry out insulation processing, internal later in addition to current-carrying part
Circuit board sprays three-proofing coating again, and in addition to increasing moisture-proof, the anti-effect of anticorrosion, there are also certain antidetonation protective actions.Equipment knot
Structure and protective treatment meet the needs of all kinds of extreme environments use.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments
Unspecified content may refer to the same or similar content in other embodiments.
It should be noted that term " first ", " second " etc. are used for description purposes only in the description of the present invention,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " meaning refer at least two.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (10)
1. a kind of backpack digital ultrashort wave radio station characterized by comprising communication radio frequency device and satellite positioning device,
In, the communication radio frequency device includes microcontroller, baseband processor and signal transceiver；
The microcontroller receives baseband signal by first antenna；
The baseband signal that the baseband processor decoding receives obtains audio signal, synthesizes and saves target audio signal, obtain
To target baseband signal, wherein the target audio signal is audio signal to be forwarded；
Target baseband signal described in the signal transceiver modulation /demodulation is simultaneously sent；
The satellite positioning device determines the current location in backpack digital ultrashort wave radio station by satellite positioning.
2. backpack digital ultrashort wave according to claim 1 radio station, which is characterized in that the satellite positioning device includes
Antenna and multitone inhibit unit, and the satellite positioning device receives satellite positioning signal by the second antenna, with the determination back
The current location in negative formula digital ultrashort wave radio station；
The multitone inhibits unit for eliminating interference signal, wherein the interference signal is the target baseband signal to institute
State the interference signal of satellite positioning signal generation.
3. backpack digital ultrashort wave according to claim 1 radio station, which is characterized in that the satellite positioning device storage
The latitude and longitude information in backpack digital ultrashort wave radio station.
4. backpack digital ultrashort wave according to claim 1 radio station, which is characterized in that it further include panel, the panel
Including display screen and/or key.
5. backpack digital ultrashort wave according to claim 1 radio station, which is characterized in that it further include electric power controller,
The electric power controller includes boost chip, decompression chip and filter circuit.
6. backpack digital ultrashort wave according to claim 1 radio station, which is characterized in that further include antennal interface, hand-held microphone
Interface, power input interface and power output interface.
7. backpack digital ultrashort wave according to claim 1 radio station, which is characterized in that the microcontroller includes chip
STM32F。
8. backpack digital ultrashort wave according to claim 1 radio station, which is characterized in that the baseband processor includes base
Microarray strip STC3258.
9. backpack digital ultrashort wave according to claim 1 radio station, which is characterized in that the signal transceiver includes receiving
Sender RDA1846S.
10. backpack digital ultrashort wave according to claim 1 radio station, which is characterized in that the satellite positioning device packet
Include VK1612Z2M3L Beidou/GPS module, wherein the VK1612Z2M3L Beidou/GPS module includes chip AT6558.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821607856.5U CN208739108U (en) | 2018-09-29 | 2018-09-29 | Backpack digital ultrashort wave radio station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821607856.5U CN208739108U (en) | 2018-09-29 | 2018-09-29 | Backpack digital ultrashort wave radio station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208739108U true CN208739108U (en) | 2019-04-12 |
Family
ID=66034982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821607856.5U Active CN208739108U (en) | 2018-09-29 | 2018-09-29 | Backpack digital ultrashort wave radio station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208739108U (en) |
-
2018
- 2018-09-29 CN CN201821607856.5U patent/CN208739108U/en active Active
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