CN203551782U - Portable Beidou RD communication device - Google Patents
Portable Beidou RD communication device Download PDFInfo
- Publication number
- CN203551782U CN203551782U CN201320737412.4U CN201320737412U CN203551782U CN 203551782 U CN203551782 U CN 203551782U CN 201320737412 U CN201320737412 U CN 201320737412U CN 203551782 U CN203551782 U CN 203551782U
- Authority
- CN
- China
- Prior art keywords
- big dipper
- module
- interface
- portable
- beidou
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Radio Relay Systems (AREA)
Abstract
The utility model provides a portable Beidou RD communication device. The communication device is used to be connected with Beidou satellite signals. The portable Beidou RD communication device comprises a Beidou RD antenna, a Beidou RD communication module and a module interface board which are connected successively. The portable Beidou RD communication device further comprises an interface conversion module and a power module. The interface conversion module is connected with the module interface board. The power module is electrically connected with the module interface board through a capacitor. The Beidou RD communication device has characteristic, such as high integration level, low power consumption, small size, integration, easy carry, etc., and can be used to effectively solve the Beidou RD communication module transmitting transient voltage lacking problem internally so as to maintain the working voltage stability, so the portable Beidou RD communication device is especially suitable for the civil promotion of Beidou RD.
Description
Technical field
The utility model relates to satellite navigation and the communications field, more particularly, relates to a kind of communicator for satellite navigation system.
Background technology
" Big Dipper generation " satellite navigation system is the region satellite navigation system of China's independent development, covers China whole area and surrounding countries, and whole system is comprised of sky satellite, ground control station and three of user application terminals part.User application terminal has the functions such as location, navigation and short message data communication, in location, navigation and the communications field have a wide range of applications.
Existing Big Dipper RD communicator, great majority need to be inputted DC12V, need user to purchase in addition direct-current switch power supply.Individual product standard configuration power supply adaptor, but also be unable to do without environment for use, must have the restriction of AC power AC220V around.Current notebook computer, panel computer, smart mobile phone are universal in a large number in ordinary consumer market, could utilize the feature that intelligent terminal processing power is strong, user interface is good, designing a kind of Big Dipper RD communicator being convenient for carrying becomes the focus in the communications field.And will realize Big Dipper RD communicator, be convenient for carrying, its power module had to certain requirement.Because Big Dipper RD communication module is when the application of enforcement location is communicated by letter with short message, to communicate by letter with the big-dipper satellite that is positioned at space track (apart from approximately 30,000 5 thousand kilometers of earth surfaces), also Gonna breakthrough atmospheric envelope, ionospheric electromagnetic interference (EMI), therefore must have the process of a strong signal transmitting.This process is higher to the power requirement of power supply, requires voltage need be stabilized in 5V, and electric current is promoted to 3A from 200MA moment of standby, and the duration is 50ms, easily occurs the phenomenon of Big Dipper RD communication module T-time voltage disappearance in this process.
Existing Big Dipper RD communicator is not launched specialized designs to the transient voltage disappearance problem of Big Dipper RD communication module transmitting, but adopt, make up with the following method: when using external power supply, by extraneous power supply, provide enough the well-to-do electric current extent of supply, to support and to maintain the stable operating voltage of Big Dipper RD communication module; When using lithium battery, adopt the stacked number of parallel connection that strengthens lithium battery, thereby increase whole output-current rating.Above-mentioned power supply module adopts the mode of lithium battery, and its corresponding accumulator being equipped with need to reach following index: output voltage 12V, output-current rating 5A, accumulator capacity 12000MAH.But the electric power storage battery volume of this configuration is large, heavy, is unfavorable for carrying and installing, cause Big Dipper RD communicator volume large, be not easy to carry.
Therefore, now need provide a kind of in the reception and emission process of Big Dipper satellite signal, can effectively solve the problem of Big Dipper RD communication module T-time voltage disappearance to keep the portable Big Dipper RD communicator of Big Dipper RD communication module stable operating voltage.
Utility model content
The purpose of this utility model is to overcome shortcoming of the prior art with not enough, and a kind of have feature and the portable Big Dipper RD communicator such as integrated level is high, low in energy consumption, volume is little, integrated are provided; This Big Dipper RD communicator problem that portion effectively solves Big Dipper RD communication module T-time voltage disappearance within it, to keep the stable of its operating voltage, is particularly useful for the popularization of Big Dipper RD civil nature.
In order to achieve the above object, the utility model is achieved by following technical proposals: a kind of portable Big Dipper RD communicator, for being connected with Big Dipper satellite signal, it is characterized in that: comprise the Big Dipper RD antenna, Big Dipper RD communication module and the module interface plate that connect successively, also comprise interface modular converter and power module; Wherein: interface modular converter is connected with module interface plate; Power module is electrically connected to module interface plate by electric capacity.
In such scheme, at power module, be connected electric capacity with the junction of module interface plate, for giving the power supply of Big Dipper RD communicator.This electric capacity can be used as the compensation of electric weight, can effectively solve the problem of Big Dipper RD communication module T-time voltage disappearance to keep the stability of its operating voltage.Meanwhile, the mode that increases electric capacity has also been alleviated the output pressure of power module by way of compensation, reduces the volume and weight of whole power module, to realize the portability of the utility model Big Dipper RD communicator.
More particularly, described electric capacity is for discharging and store the farad capacitor of electric weight.In communicator, Big Dipper RD communication module is in the T-time, and its supply voltage is forced to drag down, and makes module in the dead electricity state that quits work, and the follow-up satellite-signal that will launch cannot continue modulation, and the satellite message of back pass also cannot receive.Farad capacitor of the present utility model can discharge in the Big Dipper RD communication module T-time electric weight storing, and keeps supply voltage to be stabilized in 5V level, even if there is so slight fluctuation, also can not affect the work of Big Dipper RD communication module and the transmitting of Big Dipper satellite signal.Meanwhile, farad capacitor flash-over characteristic is good, has maintained the job stability of perimeter interface module.
Described power module comprises lithium battery, for giving the charhing unit of lithium cell charging.It is output voltage 3.7V that the utility model adopts lithium battery specification, output-current rating 3A, and capacity 6000MAH, can charge to it by USB mouth.Increase farad capacitor and adopt the mode of lithium battery make this communicator volume little, be easy to carry.In charhing unit of the present utility model, mainly by chip TP4056 and peripheral component, formed.TP4056 is that a complete single-unit lithium ion battery adopts the linear charger of steady current/constant voltage, can be applicable to USB power supply and adaptor power supplies work.
Described power module also comprises electric quantity of lithium battery is revealed when avoiding inoperative factor boosting unit, for lithium battery being pressed to the electric weight sampling unit of real-time sampling and for showing in real time the electric weight display unit of electric quantity of lithium battery situation.Boosting unit, when cell switch disconnects, can avoid the electric weight of inoperative factor to reveal.The voltage real-time sampling of electric weight sampling unit to lithium battery.Electric weight display unit outputs to the electric weight situation of lithium battery in communicator charging or use procedure on liquid crystal panel in real time.
Described interface modular converter comprises bluetooth communication and usb interface module; Described bluetooth communication is connected with module interface plate by triac device with usb interface module.Big Dipper RD communicator of the present utility model can be directly selected communication mode---Bluetooth communication or the usb communication of itself and terminal by triac device.Interface modular converter of the present utility model adopts obtainable TTL-USB and TTL-bluetooth module on electronic market.To the TTL-USB selecting and TTL-bluetooth module, must, according to the data-interface of the Big Dipper RD communication module corresponding messaging parameter that matches, realize the data circulation of extraneous intelligent terminal and nucleus module.So the utility model had both been taken into account the wired connection of communicator, also increased the wireless connections mode of it and intelligent terminal.
Described Big Dipper RD communication module comprises antennal interface, low noise amplifier circuit, power amplification circuit, radio circuit and baseband processing circuitry; Described low noise amplifier circuit, power amplification circuit and baseband processing circuitry are electrically connected to radio circuit respectively, and low noise amplifier circuit is also connected with described Big Dipper RD antenna respectively by antennal interface with power amplification circuit.The Big Dipper RD communication module that the utility model adopts has the following advantages: volume is smaller, is convenient to integrate embedded; Its power dissipation ratio is lower, is convenient to mate suitable power module; Complete machine shielding, isolated interior external radiation and interference; Stable work in work, launching success rate is greater than 93%.
Described Big Dipper RD communication module also comprises the metallic shield outer cover of minute cavity body structure, and described antennal interface, low noise amplifier circuit, power amplification circuit, radio circuit and baseband processing circuitry are arranged on separately isolates in cavity and packs.This Structure Decreasing in Big Dipper RD communication module, transmit and the mutual electromagnetic that receives signal is disturbed, and to outside electromagnetic interference (EMI).
Described Big Dipper RD antenna is ceramic laminated antenna.This ceramic laminated antenna has advantages of thin thickness, it is high to gain.
Compared with prior art, the utlity model has following advantage and beneficial effect:
1, power module of the present utility model adopts common lithium battery on market, thereby dwindles the volume of this communicator, strengthens its portability.
2, the utility model Big Dipper RD communicator is compared with existing communicator, the problem that portion effectively solves Big Dipper RD communication module T-time voltage disappearance is within it to keep the stable of its operating voltage, the accumulator that makes communicator depend merely on self supplements without extraneous power supply, can complete reception and the transmitting of Big Dipper satellite signal.When communicator is not worked, can to lithium battery, charge by USB mouth.
3, interface modular converter of the present utility model adopts obtainable TTL-USB and TTL-bluetooth module on electronic market, has so both taken into account the wired connection of communicator, has also increased the wireless connections mode of it and intelligent terminal.
4, Big Dipper RD communicator of the present utility model has the features such as integrated level is high, low in energy consumption, volume is little, integrated, and is absorbed in the modulation and demodulation of Big Dipper spacing wireless text, the transmitting of Big Dipper satellite signal and reception.Its intelligent terminal is brought into play its man-machine interface friendliness, application shorter feature of R&D cycle, is conducive to the popularization of Big Dipper civil nature.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the utility model Big Dipper RD communicator.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Embodiment
The structured flowchart of the utility model Big Dipper RD communicator as shown in Figure 1, comprise successively the Big Dipper RD antenna, Big Dipper RD communication module and the module interface plate that connect, also comprise the interface modular converter that is connected with module interface plate and be connected with module interface plate, the power module for powering to communicator.Wherein, the junction of power module and module interface plate is provided with farad capacitor.Farad capacitor of the present utility model is for discharging and storing electric weight, and it can be used as the compensation of electric weight, can effectively solve the problem of Big Dipper RD communication module T-time voltage disappearance to keep the stability of its operating voltage.Meanwhile, the mode that increases farad capacitor has also been alleviated the output pressure of power module by way of compensation, reduces the volume and weight of whole power module, to realize the portability of the utility model Big Dipper RD communicator.
Power module of the present utility model comprises lithium battery, for the boosting unit of giving the charhing unit of lithium cell charging, electric quantity of lithium battery is revealed when avoiding inoperative factor, for lithium battery being pressed to the electric weight sampling unit of real-time sampling and for showing in real time the electric weight display unit of electric quantity of lithium battery situation.It is output voltage 3.7V that the utility model adopts lithium battery specification, output-current rating 3A, and capacity 6000MAH, can charge to it by USB mouth.Increase farad capacitor and adopt the mode of lithium battery make this communicator volume little, be easy to carry.
In charhing unit of the present utility model, mainly by chip TP4056 and peripheral component, formed.TP4056 is that a complete single-unit lithium ion battery adopts the linear charger of steady current/constant voltage, can be applicable to USB power supply and adaptor power supplies work.Boosting unit, when cell switch disconnects, can avoid the electric weight of inoperative factor to reveal.Electric weight sampling unit mainly contains light touch type button and six high speed phase inverter 74F04 form, and presses switch P NP1 conducting, and battery is carried power supply to LCD Monitor Driver Board; Meanwhile, NPN1 conducting, comparision of quantity of electricity circuit and battery positive voltage are connected, to cell voltage real-time sampling.Electric weight display unit adopts universal low consumed power operational amplifier LM324D as voltage comparator, through the comparison of level Four component, Output rusults to a four liquid crystal LCD display driver chip ICM7211A.Driving chip IC M7211A is connected with liquid crystal panel, by the typical case of chip, recommends circuit to realize.Electric weight display unit can output to the electric weight situation of lithium battery in communicator charging or use procedure on liquid crystal panel in real time.
Interface modular converter comprises bluetooth communication and usb interface module.Bluetooth communication is connected with module interface plate by triac device with usb interface module.Big Dipper RD communicator of the present utility model can be directly selected communication mode---Bluetooth communication or the usb communication of itself and terminal by triac device.Interface modular converter of the present utility model adopts obtainable TTL-USB and TTL-bluetooth module on electronic market.To the TTL-USB selecting and TTL-bluetooth module, must, according to the data-interface of the Big Dipper RD communication module corresponding messaging parameter that matches, realize the data circulation of extraneous intelligent terminal and nucleus module.So the utility model had both been taken into account the wired connection of communicator, also increased the wireless connections mode of itself and intelligent terminal, make this communicator to realize exchanges data with general intelligent terminal.
Big Dipper RD communication module power of the present utility model is low, stable work in work, it comprises the metallic shield outer cover of minute cavity body structure, its inner antennal interface, low noise amplifier circuit, power amplification circuit, radio circuit, baseband processing circuitry, power supply and data-interface and SIM card slot are arranged on separately isolates in cavity and packs, play and reduce the mutual electromagnetic that transmits in Big Dipper RD communication module and receive signal and disturb, and the effect to external electromagnetic interference.Low noise amplifier circuit, power amplification circuit and the baseband processing circuitry of Big Dipper RD communication module inside are electrically connected to radio circuit respectively, low noise amplifier circuit is also connected with Big Dipper RD antenna respectively by antennal interface with power amplification circuit, and this Big Dipper RD antenna adopts thin thickness, high ceramic laminated antenna gains.
Big Dipper RD communicator of the present invention has the features such as integrated level is high, low in energy consumption, volume is little, integrated, and its workflow is as follows:
1, connect main switch SW, by USBVCHG mouth to the lithium cell charging in power module.In charging process, liquid crystal panel is opened automatically, shows in real time the floating charge electric weight situation of lithium battery.
2, lithium battery is full of after electricity, selects the communication mode of this communicator and terminal by triac device---Bluetooth communication or usb communication.
(1) if select usb communication, Big Dipper RD communicator is connected with terminal by USB line.Terminal recognition is to USB serial port, and terminal control software realizes instruction by this serial ports and communicator and exchanges data realizes communicator to the reception of Big Dipper satellite signal and transmitting.
(2) if select Bluetooth communication, bluetooth equipment is searched for and matched to intelligent terminal, sets up bluetooth tunnel virtual serial port after having matched, and the application program remote control Big Dipper RD communicator of intelligent terminal realizes communicator to the reception of Big Dipper satellite signal and transmitting.
3, disconnecting power switch SW.In the time of need to checking electric quantity of lithium battery, can lashup power switch SW, flicking microswitch SW-PB, liquid crystal board shows the deposit electric weight of current battery.While depositing at ordinary times, keep power switch SW off-state, to avoid electric quantity of lithium battery to reveal.
Above-described embodiment is preferably embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (8)
1. a portable Big Dipper RD communicator, for being connected with Big Dipper satellite signal, is characterized in that: comprise the Big Dipper RD antenna, Big Dipper RD communication module and the module interface plate that connect successively, also comprise interface modular converter and power module; Wherein: interface modular converter is connected with module interface plate; Power module is electrically connected to module interface plate by electric capacity.
2. portable Big Dipper RD communicator according to claim 1, is characterized in that: described electric capacity is for discharging and store the farad capacitor of electric weight.
3. portable Big Dipper RD communicator according to claim 1, is characterized in that: described power module comprises lithium battery, for the charhing unit to lithium cell charging.
4. portable Big Dipper RD communicator according to claim 3, is characterized in that: described power module also comprises electric quantity of lithium battery is revealed when avoiding inoperative factor boosting unit, for lithium battery being pressed to the electric weight sampling unit of real-time sampling and for showing in real time the electric weight display unit of electric quantity of lithium battery situation.
5. portable Big Dipper RD communicator according to claim 1, is characterized in that: described interface modular converter comprises bluetooth communication and usb interface module; Described bluetooth communication is connected with module interface plate by triac device with usb interface module.
6. portable Big Dipper RD communicator according to claim 1, is characterized in that: described Big Dipper RD communication module comprises antennal interface, low noise amplifier circuit, power amplification circuit, radio circuit and baseband processing circuitry; Described low noise amplifier circuit, power amplification circuit and baseband processing circuitry are electrically connected to radio circuit respectively, and low noise amplifier circuit is also connected with described Big Dipper RD antenna respectively by antennal interface with power amplification circuit.
7. portable Big Dipper RD communicator according to claim 6, it is characterized in that: described Big Dipper RD communication module also comprises the metallic shield outer cover of minute cavity body structure, described antennal interface, low noise amplifier circuit, power amplification circuit, radio circuit and baseband processing circuitry are arranged on separately isolates in cavity and packs.
8. portable Big Dipper RD communicator according to claim 1, is characterized in that: described Big Dipper RD antenna is ceramic laminated antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320737412.4U CN203551782U (en) | 2013-11-20 | 2013-11-20 | Portable Beidou RD communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320737412.4U CN203551782U (en) | 2013-11-20 | 2013-11-20 | Portable Beidou RD communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203551782U true CN203551782U (en) | 2014-04-16 |
Family
ID=50469879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320737412.4U Expired - Fee Related CN203551782U (en) | 2013-11-20 | 2013-11-20 | Portable Beidou RD communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203551782U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122565A (en) * | 2014-07-30 | 2014-10-29 | 广州祺智通信科技股份有限公司 | Implementation method of compass RD multichannel communication |
| CN105974450A (en) * | 2016-04-27 | 2016-09-28 | 武汉天喻信息产业股份有限公司 | Active card possessing positioning function |
| CN108259047A (en) * | 2018-02-28 | 2018-07-06 | 国家海洋技术中心 | A kind of multifunction wireless satellite bimodulus communication and command case |
-
2013
- 2013-11-20 CN CN201320737412.4U patent/CN203551782U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122565A (en) * | 2014-07-30 | 2014-10-29 | 广州祺智通信科技股份有限公司 | Implementation method of compass RD multichannel communication |
| CN105974450A (en) * | 2016-04-27 | 2016-09-28 | 武汉天喻信息产业股份有限公司 | Active card possessing positioning function |
| CN108259047A (en) * | 2018-02-28 | 2018-07-06 | 国家海洋技术中心 | A kind of multifunction wireless satellite bimodulus communication and command case |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204089246U (en) | Wireless charging portable power source | |
| CN204928224U (en) | Take portable power source of big dipper short message function | |
| CN104433125A (en) | Multifunctional bag | |
| CN203551782U (en) | Portable Beidou RD communication device | |
| CN103490487A (en) | Wireless charging device for watch-type electronic products | |
| CN203312857U (en) | Portable solar wireless-charging mobile power supply | |
| CN202206156U (en) | Solar charging jacket for flat mobile phone and flat computer without keyboard | |
| CN205945163U (en) | Portable power source with wirelessly charge and receive function | |
| CN205231801U (en) | Multifunctional mobile phone shell that charges | |
| CN203445629U (en) | Multifunctional back clip system of intelligent mobile terminal | |
| CN104143855A (en) | Power supply unit capable of achieving zero stand-by power consumption | |
| CN202632303U (en) | Mobile card reader | |
| CN204257776U (en) | A kind of battery with WiFi function | |
| CN205123372U (en) | Utilize battery charging outfit of WIFI signal | |
| CN203589765U (en) | Solar energy wireless charging system | |
| CN200990513Y (en) | Multifunction portable power source | |
| CN207652122U (en) | Portable charging panel | |
| CN203151156U (en) | Mobile power supply having WIFI function | |
| CN201732165U (en) | Universal solar GPS real-time positioning system | |
| CN205248833U (en) | Double mode portable power source of utensil solar charging and wireless function of charging | |
| CN204706932U (en) | To power stable wireless mobile power supply | |
| CN201781043U (en) | Composite rechargeable battery | |
| CN204598039U (en) | A kind of solar energy intelligent mobile phone | |
| CN203261072U (en) | Mobile solar power supply | |
| CN208062829U (en) | Wireless charging battery storehouse |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160523 Address after: 510000 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Nanxiang branch No. 1 by a 403 (A403) Patentee after: GUANGZHOU QIZHI COMMUNICATION TECHNOLOGY Co.,Ltd. Address before: 510000 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Nanxiang branch No. 1 by a 403 (A403) Patentee before: GUANGZHOU QIZHI COMMUNICATION TECHNOLOGY Co.,Ltd. Patentee before: GUANGZHOU BROADGALAXY ELECTRONICS TECHNOLOGY CO.,LTD. FOSHAN NANHAI BRANCH |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20211120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |