CN207382465U - Portable mobile wireless figure transmission transmitter - Google Patents
Portable mobile wireless figure transmission transmitter Download PDFInfo
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- CN207382465U CN207382465U CN201721481568.5U CN201721481568U CN207382465U CN 207382465 U CN207382465 U CN 207382465U CN 201721481568 U CN201721481568 U CN 201721481568U CN 207382465 U CN207382465 U CN 207382465U
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Abstract
The utility model provides a kind of portable mobile wireless figure transmission transmitter, including：Power module, the power module includes the first level power supply, metal-oxide-semiconductor and the second level power supply, wherein, the first end of first level power supply is electrically connected with external power supply, the second end of first level power supply is electrically connected with the drain electrode of the metal-oxide-semiconductor, and the first end of second level power supply is electrically connected with the source electrode of the metal-oxide-semiconductor；Controller, the controller are powered by the first level power supply, and the first end of the controller is electrically connected with the grid of the metal-oxide-semiconductor；Transceiver module is instructed, the first end of described instruction transceiver module is electrically connected with the second end of the controller；Video data processing module, the first end of the video data processing module are electrically connected with the second end of second level power supply.Portable mobile wireless figure transmission transmitter provided by the utility model effectively reduces the number of chips and circuit size of Image transmission equipment, can greatly extend image acquisition time.
Description
Technical field
The utility model is related to field of communication technology, more particularly to a kind of portable mobile wireless figure transmission transmitter.
Background technology
Outdoors under working environment, portable mobile wireless Image transmission equipment mainly completes the acquisition and transmission of field image signal,
Existing wireless image transmission transmitter is mainly made of power module, data acquisition module and signal RF transmitting module etc., image
Acquisition module and signal emission module are typically in continuous operation mode, and radio circuit continuous firing generates larger power consumption, directly
Connecing causes the cruising ability of equipment poor, and the emission effciency of wireless transmitter module, generally in 10%-20%, continuous work can generate greatly
The heat of amount, heat dissipation can limit the volume of Image transmission equipment, and its weight and volume directly affects the convenience that Image transmission equipment uses.
Utility model content
The utility model provides a kind of portable mobile wireless figure transmission transmitter, and its purpose is to solve figure transmission transmitter
The problem of circuit structure is complicated, and power consumption is high, and volume weight is big, and communication security is bad.
In order to achieve the above object, the embodiment of the utility model provides a kind of portable mobile wireless figure transmission transmitter, bag
It includes：
Power module, the power module include the first level power supply, metal-oxide-semiconductor and the second level power supply, wherein, the first order
The first end of power supply is electrically connected with external power supply, and the second end of first level power supply is electrically connected with the drain electrode of the metal-oxide-semiconductor, institute
The first end for stating the second level power supply is electrically connected with the source electrode of the metal-oxide-semiconductor；
Controller, the controller are powered by the first level power supply, and the first end of the controller and the grid of the metal-oxide-semiconductor
Pole is electrically connected；
Transceiver module is instructed, the first end of described instruction transceiver module is electrically connected with the second end of the controller；
Video data processing module, the first end of the video data processing module and the second end of second level power supply
Electrical connection.
Wherein, described instruction transceiver module includes：
LoRa chips, the first end of the LoRa chips are electrically connected with the second end of the controller；
LoRa power amplifiers, the first end of the LoRa power amplifiers and the second end of the LoRa chips are electrically connected
It connects；
Passband for the first default frequency range the first bandpass filter, the first end of first bandpass filter with it is described
LoRa power amplifiers are electrically connected；
Duplexer, the first end of the duplexer are electrically connected with the second end of first bandpass filter；
Dual-mode antenna is instructed, the first end of described instruction dual-mode antenna is electrically connected with the second end of the duplexer, institute
It states the second end of instruction dual-mode antenna and is arranged on external master control receiver wireless connection.
Wherein, the 3rd end of the duplexer is electrically connected with the 3rd end of the LoRa chips.
Wherein, the video data processing module includes：
Fpga chip, the first end of the fpga chip and the second level power electric connection；
RF transceiver, the first end of the RF transceiver are electrically connected with the second end of the fpga chip；
Radio-frequency power amplifier, the first end of the radio-frequency power amplifier and the second end of the RF transceiver are electrically connected
It connects；
The second bandpass filter that passband presets frequency range for second, the first end of second bandpass filter are penetrated with described
The second end electrical connection of frequency power amplifier；
Video data transmission antenna, the of the first end of the video data transmission antenna and second bandpass filter
Two ends are electrically connected, the second end of the video data transmission antenna and the master control receiver wireless connection for being arranged on outside.
Wherein, one first temperature sensor, first temperature sensor and the control are provided on the fpga chip
The 3rd end electrical connection of device processed.
Wherein, the radio-frequency power amplifier is provided with a second temperature sensor, the second temperature sensor and institute
State the 4th end electrical connection of controller.
The said program of the utility model has following advantageous effect：
The compression of images function and image of portable mobile wireless figure transmission transmitter described in above-described embodiment of the utility model
Data processing function is realized by same fpga chip, effectively reduces the number of chips and circuit size of Image transmission equipment,
And the figure transmission transmitter can be with the opening and closing of remote control Image Acquisition, when not receiving acquisition instructions, closing figure conducts electricity
Source can reduce the power consumption of power supply, and equipment is made to be in silent status, can greatly extend Image Acquisition and transmission time, and
The heat that Image transmission equipment is reduced by remote control generates；Wherein, the LoRa technologies that described instruction transceiver module uses are to be based on
The very-long-range Radio Transmission Technology of spread spectrum possesses very high confidentiality, and the LoRa technologies possess networking function, can
To realize that flexible networking transmits, the command range of figure transmission transmitter is added, realizes that master control receiver adopts live multiple images
Collect and that puts jointly controls.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the circuit connection diagram of the utility model.
【Reference sign】
The first level power supplies of 1-；2-MOS is managed；The second level power supplies of 3-；4- controllers；5- LoRa chips；6- LoRa power is put
Big device；The first bandpass filters of 7-；8- duplexers；9- instructs dual-mode antenna；10- fpga chips；11- RF transceivers；
12- radio-frequency power amplifiers；The second bandpass filters of 13-；14- video data transmission antennas.
Specific embodiment
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
The utility model is complicated for the circuit structure of existing figure transmission transmitter, and power consumption is high, and volume weight is big, and communication is protected
The problem of close property is bad, provides a kind of portable mobile wireless figure transmission transmitter.
As depicted in figs. 1 and 2, the embodiment of the utility model provides a kind of portable mobile wireless figure transmission transmitter, including：
Power module, the power module include the first level power supply 1,2 and second level power supply 3 of metal-oxide-semiconductor, wherein, first level power supply 1
First end be electrically connected with external power supply, the second end of first level power supply 1 is electrically connected with the drain electrode of the metal-oxide-semiconductor 2, described
The first end of second level power supply 3 is electrically connected with the source electrode of the metal-oxide-semiconductor 2；Controller 4, the controller 4 is by the first level power supply 1
Power supply, and the first end of the controller 4 is electrically connected with the grid of the metal-oxide-semiconductor 2；Instruct transceiver module, described instruction transmitting-receiving
The first end of module is electrically connected with the second end of the controller 4；Video data processing module, the video data processing module
First end be electrically connected with the second end of second level power supply 3.
Power module described in above-described embodiment of the utility model instructs transceiver module and video data processing module equal
Existing circuit structure can be used to realize.
Wherein, the grid of the metal-oxide-semiconductor 2 connects always with drain electrode, is connected in the power module with the external power supply
When logical, first level power supply 1 gives the controller 4 and described instruction transceiver module continued power by the metal-oxide-semiconductor 2；Institute
Instruction transceiver module is stated when receiving acquisition video instructions, the acquisition video instructions are transferred to the controller 4, it is described
Controller 4 controls the source electrode of the metal-oxide-semiconductor 2 to be connected with drain electrode according to the acquisition video instructions, makes first level power supply 1
It is powered by second level power supply 3 to the video data processing module, the video data processing module is started to work.
The power module of portable mobile wireless figure transmission transmitter described in above-described embodiment of the utility model is by first order electricity
Source 1,2 and second level power supply 3 of metal-oxide-semiconductor forms, after transmitter complete machine powers on, power module only output order receiving module
Required 3.3V power supplys, described instruction receiving module normal work, when described instruction transceiver module receive acquisition video refer to
When making, the acquisition video instructions are transferred to the controller 4, the controller 4 is controlled according to the acquisition video instructions
The source electrode of the metal-oxide-semiconductor 2 is connected with drain electrode, makes first level power supply 1 by second level power supply 3 to the video counts
It powers according to processing module, the video data processing module is started to work, figure transmission transmitter acquisition image data, and is passed through wireless
Interface sends the data to external master control receiver, when not receiving Image Acquisition and transmission instruction, need not gather video
During data, complete machine need to only power to command reception module and controller 4, and power consumption is about 300mW or so, be worked normally with equipment
The nearly 10W of rated disspation compared to can be ignored, therefore in the power consumption that equipment can be effectively reduced using this technical solution,
Extend Image Acquisition and transmission time.
Wherein, described instruction transceiver module includes：LoRa chips 5, first end and the controller of the LoRa chips 5
4 second end electrical connection；LoRa power amplifiers 6, the first end of the LoRa power amplifiers 6 and the LoRa chips 5
Second end is electrically connected；The first bandpass filter 7 that passband presets frequency range for first, the first end of first bandpass filter 7
It is electrically connected with the LoRa power amplifiers 6；Duplexer 8, the first end of the duplexer 8 and first bandpass filtering
The second end electrical connection of device 7；Instruct dual-mode antenna 9, the of the first end of described instruction dual-mode antenna 9 and the duplexer 8
Two ends are electrically connected, the second end of described instruction dual-mode antenna 9 and the master control reception mechatronics for being arranged on outside.
Wherein, the 3rd end of the duplexer 8 is electrically connected with the 3rd end of the LoRa chips 5.
Instruction transceiver module described in above-described embodiment of the utility model is wirelessly transferred using LoRa chips 5, should
Wireless communication technique is a kind of length away from low power consumption data transmission technology, and the frequency range that uses of LoRa technologies be to it is civilian open open
Frequency range is put, has the characteristics that covering is wide, cost is small, low in energy consumption low with rate, LORA uses linear frequency modulation spread spectrum modulation technique, can
To dramatically increase communication distance and antijamming capability, therefore there is extraordinary confidentiality and low-power consumption, while the LoRa skills
Art possesses networking function, can realize that networking is transmitted, add the command range of figure transmission transmitter, realizes that control instruction transmitting-receiving is set
Standby and figure sending and receiving device lock out operation；The LoRa chips 5 are used to transfer command information between the controller 4, and will
The frequency adjustment of described instruction information is in the first default frequency range；The LoRa power amplifiers 6 are used for the LoRa chips 5
The signal enhancing of the command information of transmission can support the information of long range to transfer；The passband of first bandpass filter 7 is set
The first default frequency range is set to, all interference signals outside the first default frequency range can be shielded, ensure that command information transfers
Antijamming capability；The duplexer 8 is used to control the working condition of described instruction dual-mode antenna 9, the duplexer 8
Threeth end of 3rd end directly with the LoRa chips 5 is electrically connected, and after the controller 4 is powered, institute is controlled by LoRa chips 4
It states duplexer 8 and opens described instruction dual-mode antenna 9, described instruction dual-mode antenna 9 is made to receive and dispatch command information.
Wherein, the video data processing module includes：Fpga chip 10, the first end of the fpga chip 10 with it is described
Second level power supply 3 is electrically connected；RF transceiver 11, the first end of the RF transceiver 11 and the second of the fpga chip 10
End electrical connection；Radio-frequency power amplifier 12, the of the first end of the radio-frequency power amplifier 12 and the RF transceiver 11
Two ends are electrically connected；The second bandpass filter 13 that passband presets frequency range for second, the first end of second bandpass filter 13
It is electrically connected with the second end of the radio-frequency power amplifier 12；Video data transmission antenna 14, the video data transmission antenna
14 first end is electrically connected with the second end of second bandpass filter 13, the second end of the video data transmission antenna 14
With being arranged on external master control receiver wireless connection.
Video data processing module described in above-described embodiment of the utility model includes fpga chip 10, the FPGA cores
Piece 10 is for receiving the original image code stream of input, and by the video code flow of original image code stream boil down to H.264 form, image
Compression function realized by the fpga chip 10, and treated for transferring the fpga chip 10 regards for the RF transceiver 11
Frequency code stream, and by video code flow adjustment in the second default frequency range, the radio-frequency power amplifier 12 is described for increasing
The signal strength of video code flow, the passband of second bandpass filter 13 are arranged to the second default frequency range, can be pre- by second
If all interference signals shielding outside frequency range, institute is transferred to by the video data transmission antenna 14 by the video code flow
State master control receiver；By acquisition, compression and the transmission of 10 real world images of fpga chip described in above-described embodiment, effectively reduce
The number of chips and circuit size of Image transmission equipment.
Wherein, be provided with one first temperature sensor on the fpga chip 10, first temperature sensor with it is described
The 3rd end electrical connection of controller 4.
Wherein, first temperature sensor is used to detect the temperature of the fpga chip 10, and the temperature that will be detected
Information passes sequentially through the controller 4 and described instruction transceiver module is sent to master control receiver, and the master control receiver is in institute
When stating the temperature of fpga chip 10 more than preset temperature, pause acquisition video instructions are sent to described instruction transceiver module, it is described
Instruction transceiver module gathers video instructions when receiving pause acquisition video instructions, by the pause and is transferred to the controller
4, the controller 4 gathers video instructions according to the pause and the source electrode of the metal-oxide-semiconductor 2 is controlled to be connected with drain electrode disconnection, described
Video data processing module is stopped.
It is provided with one first temperature sensor on fpga chip 10 described in above-described embodiment of the utility model, described
One temperature sensor can gather the temperature information of the fpga chip 10, and pass through serial ports and temperature information is transferred to the control
Device 4 processed, then the master control receiver is passed to by the controller 4 and described instruction transceiver module, if the temperature is more than pre-
If during temperature, the master control receiver sends pause acquisition video instructions, described instruction transmitting-receiving mould to described instruction transceiver module
Block gathers video instructions when receiving pause acquisition video instructions, by the pause and is transferred to the controller 4, the control
Device 4 gathers video instructions according to the pause and the source electrode of the metal-oxide-semiconductor 2 is controlled to be connected with drain electrode disconnection, makes the video data
Processing module is stopped；Due to the utility model proposes the advantage of figure transmission transmitter be ultra-small volume, heat dissipation pair
The performance influence of equipment is very big, is generated by the switch of remote control equipment with reducing the heat of equipment.
Wherein, the radio-frequency power amplifier 12 is provided with a second temperature sensor, the second temperature sensor with
The 4th end electrical connection of the controller 4.
Wherein, the second temperature sensor is used to detect the temperature of the radio-frequency power amplifier 12, and will detect
Temperature information pass sequentially through the controller 4 and described instruction transceiver module is sent to master control receiver, the master control receives
Machine sends pause when the temperature of the radio-frequency power amplifier 12 is more than the second preset temperature, to described instruction transceiver module and adopts
Collect video instructions, described instruction transceiver module gathers video instructions when receiving pause acquisition video instructions, by the pause
The controller 4 is transferred to, the controller 4 gathers source electrode and the leakage of the video instructions control metal-oxide-semiconductor 2 according to the pause
Pole disconnects connection, and the video data processing module is stopped.
A second temperature sensor is provided on radio-frequency power amplifier 12 described in above-described embodiment of the utility model,
The second temperature sensor can gather the temperature information of the radio-frequency power amplifier 12, and pass through serial ports by temperature information
The controller 4 is transferred to, then the master control receiver is passed to by the controller 4 and described instruction transceiver module, if institute
When stating temperature more than the second preset temperature, the master control receiver sends pause acquisition video to described instruction transceiver module and refers to
Order, described instruction transceiver module gather video instructions when receiving pause acquisition video instructions, by the pause and are transferred to institute
Controller 4 is stated, the controller 4 gathers video instructions according to the pause and the source electrode of the metal-oxide-semiconductor 2 and drain electrode is controlled to disconnect and connecting
It is logical, the video data processing module is made to be stopped；When controller 4 detects fpga chip 10 and radio-frequency power amplifier 12
Temperature when being restored to normal value, the controller 4 by temperature value by the way that transceiver module is instructed to be transferred to external piloting control receiver,
Master control receiver judges whether that data acquisition can be restarted according to temperature value, if temperature is within allowed band, sends out again
Acquisition video instructions are sent, by scheming to pass passage continuation Image Acquisition and transformation task；Due to the utility model proposes figure pass hair
The advantage for penetrating machine is ultra-small volume, therefore it is very big on the performance influence of equipment to radiate, and passes through the switch of remote control equipment
To reduce the generation of the heat of equipment.
Power module described in above-described embodiment of the utility model provides the power supply of various amplitudes for figure transmission transmitter.Electricity
Source module is made of multiple power conversion chips.After transmitter powers on electricity, the 3.3V voltages needed for output order transceiver module,
Other voltage conversion chips, which are only received in instruction transceiver module after video starts the instruction of acquisition, just to be started to export；It instructs simultaneously
Transceiver module can control other electricity in addition to 3.3V voltages needed for instruction transceiver module after receiving the instruction for stopping video acquisition
Source stops output；Figure transmission transmitter after the power is turned on, only instructs the 3.3V power works needed for transceiver module, figure transmission transmitter can only
Enough by the way that transceiver module and master control receiver is instructed to communicate, the Image Acquisition startup that receiver is sent is received when instructing transceiver module
During instruction, the controller 4 can control drain electrode and the source conduction of metal-oxide-semiconductor 2, can also use the power supply chip work of two-stage independence
Make, the power supply chip of the two-stage independence is electrically connected respectively with external power supply, when instruction transceiver module receives what receiver was sent
During Image Acquisition enabled instruction, directly by controller 4 second level independent current source is controlled to power video data processing module, make it
Normal work.
The compression of images function and image of portable mobile wireless figure transmission transmitter described in above-described embodiment of the utility model
Data processing function is realized by same fpga chip 10, effectively reduces the number of chips of Image transmission equipment and circuit ruler
It is very little, and the figure transmission transmitter can close two with the opening and closing of remote control Image Acquisition when not receiving acquisition instructions
Level power supply can reduce the power consumption of power supply, and equipment is made to be in silent status, when can greatly extend Image Acquisition and transmission
Between, and generated by the heat of remote control reduction Image transmission equipment；Wherein, the LoRa technologies of described instruction transceiver module use are
Very-long-range Radio Transmission Technology based on spread spectrum possesses very high confidentiality, and the LoRa technologies possess networking work(
Can, it can realize that networking is transmitted, add the command range of figure transmission transmitter, realize that master control receiver adopts live multiple images
Collect and that puts jointly controls.
The above is the preferred embodiment of the utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of principle described in the utility model is not departed from, several improvements and modifications can also be made, these improvement
The scope of protection of the utility model is also should be regarded as with retouching.
Claims (6)
1. a kind of portable mobile wireless figure transmission transmitter, which is characterized in that including：
Power module, the power module include the first level power supply, metal-oxide-semiconductor and the second level power supply, wherein, first level power supply
First end be electrically connected with external power supply, the second end of first level power supply is electrically connected with the drain electrode of the metal-oxide-semiconductor, described
The first end of secondary power supply is electrically connected with the source electrode of the metal-oxide-semiconductor；
Controller, the controller are powered by the first level power supply, and the first end of the controller and the grid electricity of the metal-oxide-semiconductor
Connection；
Transceiver module is instructed, the first end of described instruction transceiver module is electrically connected with the second end of the controller；
Video data processing module, the first end of the video data processing module and the second end of second level power supply are electrically connected
It connects.
2. portable mobile wireless figure transmission transmitter according to claim 1, which is characterized in that described instruction transceiver module includes：
LoRa chips, the first end of the LoRa chips are electrically connected with the second end of the controller；
LoRa power amplifiers, the first end of the LoRa power amplifiers are electrically connected with the second end of the LoRa chips；
The first bandpass filter that passband presets frequency range for first, the first end of first bandpass filter and the LoRa work(
Rate amplifier is electrically connected；
Duplexer, the first end of the duplexer are electrically connected with the second end of first bandpass filter；
Dual-mode antenna is instructed, the first end of described instruction dual-mode antenna is electrically connected with the second end of the duplexer, the finger
It makes the second end of dual-mode antenna and is arranged on external master control receiver wireless connection.
3. portable mobile wireless figure transmission transmitter according to claim 2, which is characterized in that the 3rd end of the duplexer with
The 3rd end electrical connection of the LoRa chips.
4. portable mobile wireless figure transmission transmitter according to claim 3, which is characterized in that the video data processing module bag
It includes：
Fpga chip, the first end of the fpga chip and the second level power electric connection；
RF transceiver, the first end of the RF transceiver are electrically connected with the second end of the fpga chip；
Radio-frequency power amplifier, the first end of the radio-frequency power amplifier are electrically connected with the second end of the RF transceiver；
The second bandpass filter that passband presets frequency range for second, the first end of second bandpass filter and the radio frequency work(
The second end electrical connection of rate amplifier；
Video data transmission antenna, the first end of the video data transmission antenna and the second end of second bandpass filter
Electrical connection, the second end of the video data transmission antenna and the master control receiver wireless connection for being arranged on outside.
5. portable mobile wireless figure transmission transmitter according to claim 4, which is characterized in that be provided with one on the fpga chip
First temperature sensor, first temperature sensor are electrically connected with the 3rd end of the controller.
6. portable mobile wireless figure transmission transmitter according to claim 4, which is characterized in that the radio-frequency power amplifier is set
There is a second temperature sensor, the second temperature sensor is electrically connected with the 4th end of the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721481568.5U CN207382465U (en) | 2017-11-08 | 2017-11-08 | Portable mobile wireless figure transmission transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721481568.5U CN207382465U (en) | 2017-11-08 | 2017-11-08 | Portable mobile wireless figure transmission transmitter |
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| Publication Number | Publication Date |
|---|---|
| CN207382465U true CN207382465U (en) | 2018-05-18 |
Family
ID=62334836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721481568.5U Active CN207382465U (en) | 2017-11-08 | 2017-11-08 | Portable mobile wireless figure transmission transmitter |
Country Status (1)
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| CN (1) | CN207382465U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707894A (en) * | 2017-11-08 | 2018-02-16 | 湖南迈克森伟电子科技有限公司 | Portable mobile wireless figure transmission transmitter |
| CN113517897A (en) * | 2021-06-23 | 2021-10-19 | 成都市克莱微波科技有限公司 | L-band dual-frequency solid-state transmitter and control method thereof |
-
2017
- 2017-11-08 CN CN201721481568.5U patent/CN207382465U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707894A (en) * | 2017-11-08 | 2018-02-16 | 湖南迈克森伟电子科技有限公司 | Portable mobile wireless figure transmission transmitter |
| CN113517897A (en) * | 2021-06-23 | 2021-10-19 | 成都市克莱微波科技有限公司 | L-band dual-frequency solid-state transmitter and control method thereof |
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