CN207133436U - A kind of Big Dipper short message circuit - Google Patents
A kind of Big Dipper short message circuit Download PDFInfo
- Publication number
- CN207133436U CN207133436U CN201720855001.3U CN201720855001U CN207133436U CN 207133436 U CN207133436 U CN 207133436U CN 201720855001 U CN201720855001 U CN 201720855001U CN 207133436 U CN207133436 U CN 207133436U
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- China
- Prior art keywords
- independently
- powered
- short message
- big dipper
- unit
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Abstract
The utility model discloses a kind of Big Dipper short message circuit, intermediate-frequency section, the HFS and power unit that are connected with intermediate-frequency section that the circuit includes baseband portion, is connected with baseband portion, power unit include multiple independently-powered units for being connected respectively with one or more of baseband portion, intermediate-frequency section and HFS.The power unit of the application uses freestanding parts powering mode, powered for the power demands of different piece using different independent power supply units, the situation for occurring supplying electricity to the part for being not at working condition thus is avoided that, avoids the waste of electric energy, and then improves electric energy availability.
Description
Technical field
Beidou navigation technical field is the utility model is related to, more particularly to a kind of Big Dipper short message circuit.
Background technology
With the progress of Beidou navigation technology, the multiple product based on Beidou navigation technology is derived.
Various Beidou navigation products are required to produce Big Dipper short message, carry out message communication.Big Dipper short message is considered as
It is " short message " usually, Big Dipper short message can issue the information of 140 words, can either position, and and can shows publisher's
Position.The bi-directional communication function of the Big Dipper just refers to two-way brief number can be achieved between user and user, user and central control system
Word message communication.Based on this, ocean, desert and field these without communication and network place, be mounted with dipper system end
The user at end, the position of oneself can be positioned, and can outwardly issue text information.
Big Dipper short message circuit can receive/send Big Dipper short message, and existing all kinds of Big Dipper products generally by
Unified power supply has the unified base band part to Big Dipper short message circuit of a power supply to electric energy needed for the offer of Big Dipper short message circuit
Point, intermediate-frequency section and HFS electric energy is provided, so occur that some parts of Big Dipper short message circuit are not on work
State, but still to the situation of part power supply, waste of energy is caused, and then cause electric energy availability relatively low.
Utility model content
The purpose of this utility model is to provide a kind of Big Dipper short message circuit, it is therefore intended that solves existing Big Dipper short message electricity
The problem of unified power supply power supply of route causes waste of energy to cause electric energy availability relatively low.
In order to solve the above technical problems, the utility model provides a kind of Big Dipper short message circuit, the circuit includes base band part
The intermediate-frequency section divide, being connected with the baseband portion, the HFS and power unit that are connected with the intermediate-frequency section, the electricity
Source part includes with one or more of the baseband portion, the intermediate-frequency section and the HFS being connected respectively more
Individual independently-powered unit.
Alternatively, the independently-powered unit includes the first independently-powered unit being connected with the baseband portion；With institute
State the second independently-powered unit that baseband portion is connected with the intermediate-frequency section；It is connected with the amplifier in the HFS
The 3rd independently-powered unit；The 4th independently-powered unit being connected with the intermediate-frequency section and the HFS.
Alternatively, the amplifier includes low-noise amplifier and power amplifier.
Alternatively, the independently-powered unit also includes the 5th independently-powered unit with clock portion split-phase even.
Alternatively, the described first independently-powered unit, the second independently-powered unit, the 3rd independently-powered list
First, described 4th independently-powered unit and the 5th independently-powered unit pass through linear voltage regulator and total power supply unit phase
Even.
Alternatively, total power supply unit is connected with the power amplifier.
Alternatively, the baseband portion includes coding-decoding circuit；The intermediate-frequency section includes mixting circuit, digital-to-analogue conversion electricity
Road and analog to digital conversion circuit；The HFS includes the low-noise amplifier, the power amplifier and bandpass filter.
A kind of Big Dipper short message circuit provided by the utility model, the circuit include baseband portion and base band part split-phase
Intermediate-frequency section even, the HFS and power unit that are connected with intermediate-frequency section, power unit including respectively with baseband portion, in
The connected multiple independently-powered units in one or more of frequency part and HFS.The power unit of the application is using independent
Formula part powering mode, i.e., powered, thus be avoided that using different independent power supply units for the power demands of different piece
There is the situation for the part for supplying electricity to be not at working condition, avoid the waste of electric energy, and then improve electric energy and effectively use
Rate.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
Fig. 1 is a kind of structural representation of the embodiment for the Big Dipper short message circuit that the utility model embodiment provides
Block diagram；
Fig. 2 is the structural representation for the Big Dipper short message circuit that the utility model embodiment provides；
The schematic diagram for the independently-powered pattern of power supply that Fig. 3 is provided by the utility model embodiment.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
Fig. 1 is refer to, Fig. 1 is a kind of embodiment for the Big Dipper short message circuit that the utility model embodiment provides
Structural schematic block diagram, intermediate-frequency section 12, and the intermediate frequency that the circuit includes baseband portion 11, is connected with the baseband portion
Part connected HFS 13 and power unit 14, the power unit include respectively with the baseband portion, the intermediate frequency
The connected multiple independently-powered units in one or more of part and the HFS.
It is appreciated that above-mentioned baseband portion can be used for carrying out coding and decoding to message；Intermediate-frequency section can be used for compiling
Baseband signal after code, or the high-frequency signal that HFS receives use mixing schemes, and mixing turns into intermediate-freuqncy signal, and realizes
Digital-to-analogue conversion and patten transformation；HFS is launched after being filtered to intermediate-freuqncy signal, or the signal received is transmitted
To intermediate-frequency section.
Specifically, above-mentioned baseband portion can include coding-decoding circuit；Above-mentioned intermediate-frequency section can include mixting circuit, number
Analog conversion circuit and analog to digital conversion circuit；Above-mentioned HFS includes low-noise amplifier, power amplifier and bandpass filter.
Because Big Dipper short message circuit can realize reception/sending function of signal, therefore there are transmitting portion and acceptance division in HFS
Point, wherein, transmitting portion can include low-noise amplifier, power amplifier, be connected to low-noise amplifier and power amplification
Bandpass filter between device；Receiving portion can include two low-noise filters, be connected to two low-noise filters it
Between bandpass filter, and the bandpass filter being filtered for reception signal.Fig. 2 specifically is may refer to, Fig. 2 is this reality
The structural representation of the Big Dipper short message circuit provided with new embodiment.
As shown in Fig. 2 Big Dipper short message circuit includes baseband portion (BB), intermediate-frequency section (IF) and HFS, high frequency
Part includes low pass filter (LNA), power amplifier (PA), bandpass filter (BPF).IF has transmission (TX), receives (RX)
Two interfaces, correspondingly HFS have receiving channel and sendaisle.
Above-mentioned power unit can include multiple independently-powered units, in multiple independently-powered units, can have individually point
The independently-powered unit not being connected with baseband portion, intermediate-frequency section and HFS, it is possibility to have with any combination in three
Connected independently-powered unit, for example, some independently-powered unit is connected with baseband portion and intermediate-frequency section, i.e., this is independently supplied
Electric unit can be that baseband portion and intermediate-frequency section are powered.
Preferably, above-mentioned independently-powered unit can include the first independently-powered unit being connected with the baseband portion；
The second independently-powered unit being connected with the baseband portion and the intermediate-frequency section；With the amplifier in the HFS
The 3rd connected independently-powered unit；The 4th independently-powered unit being connected with the intermediate-frequency section and the HFS.
Specifically, above-mentioned amplifier can be specially low-noise amplifier and power amplifier.
Because Big Dipper short message circuit needs clock signal, therefore need to power to clock signal, it is preferable that above-mentioned independent confession
Electric unit can also include the 5th independently-powered unit with clock portion split-phase even.
And each independently-powered unit can be each independent power supply, it is possibility to have be powered by a total power supply unit
Power supply unit, therefore preferably, above-mentioned first independently-powered unit, the second independently-powered unit, the 3rd independently-powered unit, the 4th
Independently-powered unit and the 5th independently-powered unit are connected by linear voltage regulator with total power supply unit.
Above-mentioned total power supply unit can also be joined directly together with some part in various pieces, and specifically, above-mentioned total power supply is single
Member is connected with power amplifier.
More intuitively to introduce the independent current source power supply plan of the utility model embodiment offer, enter below in conjunction with Fig. 3
Row is introduced, the schematic diagram for the independently-powered pattern of power supply that Fig. 3 is provided by the utility model embodiment.
As shown in figure 3, five independently-powered units can be set to be powered for appropriate section, including：For CLK portions
Divide independently-powered DC3V3 power supply units；For the independently-powered DC3V3 power supply units of RF and IF；It is that LNA and PA are independently-powered
DC3V0 power supply units；For the independently-powered DC1V8 power supply units of BB and IF；For the independently-powered DC3V3 power supply units of BB；Respectively
Individual power supply unit is connected by LDO (linear voltage regulator) with total power supply unit DC5V0.And total power supply unit can be individually for PA
Power supply.
It is appreciated that it can also be not limited thereto according to the species and number for designing independently-powered unit is actually needed.
The Big Dipper short message circuit that the present embodiment is provided can be applied particularly to a kind of based on the multi-functional of dipper system
Portable device, the device can have multiple modules, mainly there is Big Dipper short message module, Big Dipper locating module, power module, bluetooth
Module, speaker module, control module, SOS SOS modules.
A kind of Big Dipper short message circuit that the utility model embodiment is provided, the circuit include baseband portion and base band
The connected intermediate-frequency section in part, the HFS and power unit that are connected with intermediate-frequency section, power unit including respectively with base band
Partly, the connected multiple independently-powered units of one or more of intermediate-frequency section and HFS.The power unit of the circuit
Using freestanding parts powering mode, i.e., powered for the power demands of different piece using different independent power supply units,
The situation for occurring supplying electricity to the part for being not at working condition thus is avoided that, avoids the waste of electric energy, and then improves electric energy
Availability.
A kind of Big Dipper short message circuit provided by the utility model is described in detail above.It is used herein
Specific case is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help and managed
Solve method and its core concept of the present utility model.It should be pointed out that for those skilled in the art, not
On the premise of departing from the utility model principle, some improvement and modification can also be carried out to the utility model, these improve and repaiied
Decorations are also fallen into the protection domain of the utility model claims.
Claims (7)
- A kind of 1. Big Dipper short message circuit, it is characterised in that the intermediate frequency portion being connected including baseband portion, with the baseband portion Point, the HFS and power unit that are connected with the intermediate-frequency section, the power unit including respectively with the baseband portion, The connected multiple independently-powered units of one or more of the intermediate-frequency section and the HFS.
- 2. Big Dipper short message circuit as claimed in claim 1, it is characterised in that the independently-powered unit includes and the base The the first independently-powered unit of band portion split-phase even；With that the baseband portion and the intermediate-frequency section are connected is second independently-powered Unit；The 3rd independently-powered unit being connected with the amplifier in the HFS；With the intermediate-frequency section and the high frequency The 4th connected independently-powered unit of part.
- 3. Big Dipper short message circuit as claimed in claim 2, it is characterised in that the amplifier include low-noise amplifier and Power amplifier.
- 4. Big Dipper short message circuit as claimed in claim 3, it is characterised in that the independently-powered unit also includes and clock The 5th connected independently-powered unit of part.
- 5. Big Dipper short message circuit as claimed in claim 4, it is characterised in that the first independently-powered unit, described Two independently-powered units, the 3rd independently-powered unit, the 4th independently-powered unit and the 5th independently-powered list Member is connected by linear voltage regulator with total power supply unit.
- 6. Big Dipper short message circuit as claimed in claim 5, it is characterised in that total power supply unit and the power amplification Device is connected.
- 7. the Big Dipper short message circuit as described in any one of claim 3 to 6, it is characterised in that the baseband portion includes compiling Decoding circuit；The intermediate-frequency section includes mixting circuit, D/A converting circuit and analog to digital conversion circuit；The HFS includes The low-noise amplifier, the power amplifier and bandpass filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855001.3U CN207133436U (en) | 2017-07-14 | 2017-07-14 | A kind of Big Dipper short message circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855001.3U CN207133436U (en) | 2017-07-14 | 2017-07-14 | A kind of Big Dipper short message circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207133436U true CN207133436U (en) | 2018-03-23 |
Family
ID=61634243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720855001.3U Expired - Fee Related CN207133436U (en) | 2017-07-14 | 2017-07-14 | A kind of Big Dipper short message circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207133436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137818A (en) * | 2021-12-03 | 2022-03-04 | 北斗天汇（北京）科技有限公司 | Beidou short message watch with novel power supply method |
-
2017
- 2017-07-14 CN CN201720855001.3U patent/CN207133436U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137818A (en) * | 2021-12-03 | 2022-03-04 | 北斗天汇（北京）科技有限公司 | Beidou short message watch with novel power supply method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 Termination date: 20210714 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |