CN109167644A - A kind of interior wisdom ecology broadcast platform equipment fm transmitter system - Google Patents
A kind of interior wisdom ecology broadcast platform equipment fm transmitter system Download PDFInfo
- Publication number
- CN109167644A CN109167644A CN201811245867.8A CN201811245867A CN109167644A CN 109167644 A CN109167644 A CN 109167644A CN 201811245867 A CN201811245867 A CN 201811245867A CN 109167644 A CN109167644 A CN 109167644A
- Authority
- CN
- China
- Prior art keywords
- submodule
- transmitter system
- platform equipment
- broadcast platform
- circuit
- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/59—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for emergency or urgency
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
- H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
- H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
- H04H20/48—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems for FM stereophonic broadcast systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/61—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
- H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
Abstract
The invention discloses a kind of indoor wisdom ecology broadcast platform equipment fm transmitter systems, including synchro source submodule, FM modulation submodule, FM transmitting submodule and embeded processor, the synchro source submodule is connected to FM by circuit board and modulates submodule, FM transmitting submodule and embeded processor, provides control power supply for each submodule；The present invention by designing a kind of novel fm transmitter system, convenient wisdom ecology broadcast platform equipment indoors to improve to more user's usage scenarios, emergency event come interim use environment and intelligent early-warning do deeper into research and use.
Description
Technical field
The present invention relates to one kind to be applied to emergent broadcast, intelligent broadcast, Environmental media, communication and education, data monitoring and intelligence
Indoor wisdom ecology broadcast platform equipment technical field in energy voice field, and in particular to a kind of interior wisdom ecology broadcast is flat
Platform equipment fm transmitter system.
Background technique
In recent years, in the emergency disposal of great Emergent Public Events, because broadcast in time convey government decree, release information,
Guide public opinion, reassure the people, assist the disaster relief etc. has played irreplaceable unique effect, in Party and government and numerous people
Between the masses, a closely coupled information communication bridge has been erected in time.Current each province, city, county are all building answering for oneself
Anxious broadcast system, but in the solution of last one kilometer terminal system scheme, promoting TS, FM and IP solution, i.e. multi-pass
Road signal access scheme, although the program can improve the redundancy ability of system, not to more user's usage scenarios, burst
Event come interim use environment and intelligent early-warning do deeper into research.
Summary of the invention
The purpose of the present invention is to provide a kind of indoor wisdom ecology broadcast platform equipment fm transmitter system, raisings pair
The fm transmitter system that more user's usage scenarios, emergency event come interim use environment and intelligent early-warning do deeper into
Research and use.
In order to solve the above technical problems, the invention adopts the following technical scheme: a kind of interior wisdom ecology broadcast platform
Equipment fm transmitter system, including synchro source submodule, FM modulation submodule, FM transmitting submodule and embedded processing
Device, the synchro source submodule are connected to FM by circuit board and modulate submodule, FM transmitting submodule and embeded processor,
Power supply is provided for each submodule.
Further, the input terminal of synchro source submodule is 220V mains-supplied output end.
Further, synchro source submodule output electric current is direct current 10V-28V and adjustable.
Further, the regulative mode of synchro source submodule output electric current is the parameter for changing feedback network, is used
256 points of digital regulation resistance adjusts feedback network parameter.
Further, FM modulates submodule and is designed to modulation circuit, output supply frequency modulation using RDS hair chip (QN8007)
Emission system, fm transmitter system design AGC auto-gain circuit, preamplifying circuit, final stage amplifying circuit, output filtered electrical
Road and load protection circuit, the connection of each circuit front and back.
Further, each submodule is controlled by embeded processor, and embeded processor passes through CAN bus and other moulds again
Block is communicated, controlled and is fed back.
Compared with prior art, the beneficial effects of the present invention are: the present invention is by designing a kind of novel FM transmission system
System, convenient wisdom ecology broadcast platform equipment indoors carry out raising to more user's usage scenarios, emergency event interim
Use environment and intelligent early-warning do deeper into research and use.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Embodiment 1:
Fm transmitter system of the present invention modulates submodule by program-controlled synchro source submodule, FM, FM emits submodule and embedded
Processor composition, synchro source submodule are connected to FM by circuit board and modulate submodule, FM transmitting submodule and embedded place
Device is managed, provides power supply for each submodule.
Embodiment 2:
On the basis of the above embodiments, in the present embodiment, fm transmitter system of the present invention is by program-controlled synchro source submodule, FM
It modulates submodule, FM transmitting submodule and embeded processor composition, synchro source submodule and FM tune is connected to by circuit board
System module, FM transmitting submodule and embeded processor, provide power supply for each submodule, synchro source submodule input terminal is
220V mains-supplied output end.
Embodiment 3:
On the basis of the above embodiments, in the present embodiment, fm transmitter system of the present invention is by program-controlled synchro source submodule, FM
It modulates submodule, FM transmitting submodule and embeded processor composition, synchro source submodule and FM tune is connected to by circuit board
System module, FM transmitting submodule and embeded processor, provide power supply for each submodule, synchro source submodule input terminal is
220V mains-supplied output end, module output are that direct current 10V-28V is adjustable.
Embodiment 4:
On the basis of the above embodiments, in the present embodiment, fm transmitter system of the present invention is by program-controlled synchro source submodule, FM
It modulates submodule, FM transmitting submodule and embeded processor composition, synchro source submodule and FM tune is connected to by circuit board
System module, FM transmitting submodule and embeded processor, provide power supply for each submodule, synchro source submodule input terminal is
220V mains-supplied output end, module output are that direct current 10V-28V is adjustable.The adjusting side of synchro source submodule output electric current
Its regulative mode of formula is the parameter for changing feedback network, and feedback network parameter is adjusted using 256 points of digital regulation resistance, from
And achieve the purpose that adjust output voltage.
Embodiment 5:
On the basis of the above embodiments, in the present embodiment, fm transmitter system of the present invention is by program-controlled synchro source submodule, FM
It modulates submodule, FM transmitting submodule and embeded processor composition, synchro source submodule and FM tune is connected to by circuit board
System module, FM transmitting submodule and embeded processor, provide power supply for each submodule, synchro source submodule input terminal is
220V mains-supplied output end, module output are that direct current 10V-28V is adjustable.The adjusting side of synchro source submodule output electric current
Its regulative mode of formula is the parameter for changing feedback network, and feedback network parameter is adjusted using 256 points of digital regulation resistance, from
And achieve the purpose that adjust output voltage.Exportable linear DC voltage is the power supply of FM transmitting module, to reduce FM transmitting module
Power consumption in low power transmissions guarantees that battery can have longer power-on time in emergency event；FM modulates submodule and uses
RDS chip is designed to modulation circuit, output supply fm transmitter system, and fm transmitter system designs AGC auto-gain circuit, preceding
Grade amplifying circuit, final stage amplifying circuit, output filter circuit and load protection circuit, each circuit front and back are connected to form a gain
Amplifier externally carries out FM transmission.
Embodiment 6:
On the basis of the above embodiments, in the present embodiment, FM transmission module of the present invention is by program-controlled synchro source submodule, FM
It modulates submodule, FM transmitting submodule and embeded processor composition, synchro source submodule and FM tune is connected to by circuit board
System module, FM transmitting submodule and embeded processor, provide power supply, synchro source submodule input terminal for each submodule
For 220V mains-supplied output end, module output is that direct current 10V-28V is adjustable.The tune of synchro source submodule output electric current
Its regulative mode of section mode is the parameter for changing feedback network, and feedback network ginseng is adjusted using 256 points of digital regulation resistance
Number, to achieve the purpose that adjust output voltage.Exportable linear DC voltage is the power supply of FM transmitting module, to reduce FM hair
Power consumption of the module in low power transmissions is penetrated, guarantees that battery there can be longer power-on time in emergency event；FM modulates submodule
Block is designed to that modulation circuit, output supply fm transmitter system, fm transmitter system design AGC automatic gain using RDS chip
Circuit, preamplifying circuit, final stage amplifying circuit, output filter circuit and load protection circuit, each circuit front and back are connected to form
One gain amplifier externally carries out FM transmission.DC-DC programmable power supply submodule, FM modulation submodule, FM emit submodule
With effective cooperation of embeded processor, the low-power consumption of entire FM transmission module, high efficiency are realized, high target works, respectively
Submodule is controlled by embeded processor, embeded processor communicated with main control module by CAN bus again, control and
Feedback.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that this field
Technical staff can be designed that a lot of other modification and implementations, these modifications and implementations will fall in the application and disclose
Scope and spirit within.More specifically, within the scope of the present disclosure and claims, theme can be combined
The building block and/or layout of layout carry out a variety of variations and modifications.In addition to building block and/or layout carry out deformation and
Outside improving, to those skilled in the art, other purposes also be will be apparent.
Claims (6)
1. a kind of interior wisdom ecology broadcast platform equipment fm transmitter system, it is characterised in that: including synchro source submodule
Block, FM modulation submodule, FM transmitting submodule and embeded processor, the synchro source submodule are connected to by circuit board
FM modulates submodule, FM transmitting submodule and embeded processor, provides power supply for each submodule.
2. a kind of indoor wisdom ecology broadcast platform equipment fm transmitter system according to claim 1, feature exist
In: the input terminal of synchro source submodule is 220V mains-supplied output end.
3. a kind of indoor wisdom ecology broadcast platform equipment fm transmitter system according to claim 1, feature exist
It is direct current 10V-28V and adjustable for exporting electric current in: synchro source submodule.
4. a kind of indoor wisdom ecology broadcast platform equipment fm transmitter system according to claim 3, feature exist
In: the regulative mode of synchro source submodule output electric current is the parameter for changing feedback network, using 256 points of digital current potential
Device adjusts feedback network parameter.
5. a kind of indoor wisdom ecology broadcast platform equipment fm transmitter system according to claim 1, feature exist
In: FM modulation submodule is designed to modulation circuit, output supply FM transmission module using RDS chip, and FM transmission module is set
Count AGC auto-gain circuit, preamplifying circuit, final stage amplifying circuit, output filter circuit and load protection circuit, each circuit
Front and back connection.
6. a kind of indoor wisdom ecology broadcast platform equipment fm transmitter system according to claim 1, feature exist
In: each submodule is controlled by embeded processor, and embeded processor passes through CAN bus again and communicated, controlled with other modules
System and feedback.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811245867.8A CN109167644A (en) | 2018-10-22 | 2018-10-22 | A kind of interior wisdom ecology broadcast platform equipment fm transmitter system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811245867.8A CN109167644A (en) | 2018-10-22 | 2018-10-22 | A kind of interior wisdom ecology broadcast platform equipment fm transmitter system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109167644A true CN109167644A (en) | 2019-01-08 |
Family
ID=64879116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811245867.8A Pending CN109167644A (en) | 2018-10-22 | 2018-10-22 | A kind of interior wisdom ecology broadcast platform equipment fm transmitter system |
Country Status (1)
| Country | Link |
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| CN (1) | CN109167644A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202143057U (en) * | 2011-08-04 | 2012-02-08 | 北京崇远信达科贸有限公司 | Multichannel frequency modulation broadcast emission system |
| CN102420573A (en) * | 2011-12-02 | 2012-04-18 | 熊猫电子集团有限公司 | Setting method for amplifying cluster communication power and power amplifier |
| CN104899171A (en) * | 2014-03-03 | 2015-09-09 | 英飞凌科技奥地利有限公司 | Interface Circuits for USB and Lighting Applications |
| CN105319553A (en) * | 2015-11-30 | 2016-02-10 | 江苏中海达海洋信息技术有限公司 | LFM signal-based ultra wide band echo sounder and signal processing method thereof |
| CN206004650U (en) * | 2016-08-26 | 2017-03-08 | 何康 | A kind of phaselocked loop frequency modulation broadcasting emitter |
| CN206945977U (en) * | 2017-06-22 | 2018-01-30 | 中国人民解放军第六九O五工厂 | A kind of amplifying circuit for Big Dipper search and rescue device |
-
2018
- 2018-10-22 CN CN201811245867.8A patent/CN109167644A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202143057U (en) * | 2011-08-04 | 2012-02-08 | 北京崇远信达科贸有限公司 | Multichannel frequency modulation broadcast emission system |
| CN102420573A (en) * | 2011-12-02 | 2012-04-18 | 熊猫电子集团有限公司 | Setting method for amplifying cluster communication power and power amplifier |
| CN104899171A (en) * | 2014-03-03 | 2015-09-09 | 英飞凌科技奥地利有限公司 | Interface Circuits for USB and Lighting Applications |
| CN105319553A (en) * | 2015-11-30 | 2016-02-10 | 江苏中海达海洋信息技术有限公司 | LFM signal-based ultra wide band echo sounder and signal processing method thereof |
| CN206004650U (en) * | 2016-08-26 | 2017-03-08 | 何康 | A kind of phaselocked loop frequency modulation broadcasting emitter |
| CN206945977U (en) * | 2017-06-22 | 2018-01-30 | 中国人民解放军第六九O五工厂 | A kind of amplifying circuit for Big Dipper search and rescue device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190108 |