CN206149281U - Polymera addressable optical fiber transmission public broadcasting system - Google Patents
Polymera addressable optical fiber transmission public broadcasting system Download PDFInfo
- Publication number
- CN206149281U CN206149281U CN201621130757.3U CN201621130757U CN206149281U CN 206149281 U CN206149281 U CN 206149281U CN 201621130757 U CN201621130757 U CN 201621130757U CN 206149281 U CN206149281 U CN 206149281U
- Authority
- CN
- China
- Prior art keywords
- light data
- data
- optical data
- relaying
- shunt
- 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
Landscapes
- Optical Communication System (AREA)
Abstract
The utility model discloses a polymera addressable optical fiber transmission public broadcasting system, including the addressing server, photoelectricity data conversion and optical data send the ware, optical data relaying and branching unit, and optical data receives and processing terminal, addressing server and photoelectricity data conversion and optical data send the ware and pass through the RS232 serial port communication line connection, and photoelectricity data conversion and optical data send ware and optical data relaying and branching unit through the fiber connection, and through the fiber connection between optical data relaying and the branching unit, optical data relaying and branching unit and optical data receipt and processing terminal are through the fiber connection. The utility model discloses carry out the analog -to -digital conversion of high -fidelity to sound sound signal, the real -time high -efficient transmission of communication data adopts optic fibre as the transmission main part, does not receive the interference of forceful electric power and strong magnetic signal, and the signal is stable, and photoelectricity data conversion and optical data send between ware and optical data relaying and the branching unit, between optical data relaying and the branching unit, stablize long distance transmission between optical data relaying and branching unit and optical data receipt and the processing terminal.
Description
Technical field
This utility model is related to public broadcasting technical field, specifically Polymera addressable fiber-optic transfer public broadcasting system
System.
Background technology
At present, existing conventional Public Address system is IP network broadcast system, using lan network as data transfer
Main body, the encoded equipment of all of simulated audio signal uploads to the broadcasting server of Web broadcast by netting twine, and network is wide
Broadcast server the voice data packing after coding is dealt on network again, while address transmitted also by network after data packing,
Addressed data package and packets of audio data after the reception of Web broadcast terminal, according to the packets of audio data that addressing data select to need, Jing
Crossing feeding power amplifier unit after decoding and digital-to-analogue conversion carries out power amplification, then promotes loudspeaker to restore original sound signal.IP
Web broadcast can accomplish to cover audio program simultaneous transmission more, can also accomplish addressable broadcast, but cannot overcome with following
Shortcoming：
IP broadcast is compressed in transmission to voice data, and voice data is reduced to analogue signal in broadcast terminal
Shi Yinzhi compares with original sound signal larger loss；
Affected by the busy extent of network by network transmission, transmission speed after the voice data packing of IP broadcast, it is impossible to
Accomplish transmission in real time, there are different time delays when broadcast terminal is reduced to analogue signal voice data；IP broadcast due to
Using network cable transmission, easily it is interfered, the distance of transmission is near.
Utility model content
This utility model provide it is a kind of based on fiber-optic transfer, multiple programs Real-time Collection and transmission, can be with the time-division
Multiple access both-way communication, can point-to-point addressing control Polymera addressable fiber-optic transfer Public Address system, it is wide to solve IP
Loss tonequality is broadcast, time delay is transmitted, and is easily disturbed, the near shortcoming of transmission range.
For achieving the above object, this utility model provides following technical scheme：
Polymera addressable fiber-optic transfer Public Address system, by addressable server, photooptical data conversion and light data are sent out
Device, light data relaying and shunt, light data is sent to receive and processing terminal.
Described addressable server is changed with described photooptical data and light data transmitter passes through RS232 serial port communication lines
Connection, described photooptical data conversion and light data transmitter is connected with described light data relaying and shunt by optical fiber,
Connected by optical fiber between described light data relaying and shunt, described light data relaying and shunt and described light number
Connected by optical fiber according to reception and processing terminal.
Described addressable server is by MCU, LCDs, touch screen module, RS232 serial port circuits, RS485 communication electricity
Road is constituted.
Described photooptical data is changed and light data transmitter, by MCU, FPGA circuitry, A/D convertor circuit array, RS232
Serial port circuit, optical signal transmitter/receiver circuit is constituted.
Described light data is relayed and shunt, by FPGA circuitry, main optical signal transmitter/receiver circuit, is sent from optical signal
Receiving circuit is constituted.
Described light data is received and processing terminal, by optical signal transmitter/receiver circuit, MCU, FPGA circuitry, DA conversions and
Power amplification circuit is constituted.
Further, described light data relaying and shunt is 1-32 platforms.
Further, described light data is received and processing terminal is 1-255 platforms.
Compared with prior art, the beneficial effects of the utility model are：
When this utility model carries out analog digital conversion to acoustical signal, using the sample frequency of 48k, 24bit bit rates, exceed
CD Quality, has accomplished high-fidelity；This utility model takes voice data the mode transmitted in sampling, voice data not to carry out
Compression, it is ensured that the real-time of transmitting procedure；This utility model adopts the communication modes of time division multiple acess, it is ensured that communication data
Real-time high-efficiency is transmitted；This utility model, as transmission main body, is not disturbed using optical fiber by forceful electric power and strong magnetic signal, and signal is steady
It is fixed, long transmission distance, between photooptical data conversion and light data transmitter and light data relaying and shunt, light data relaying and
The stable transmission within 10km can be accomplished between shunt and light data reception and processing terminal.
Description of the drawings
Fig. 1 is each several part connection diagram of the present utility model.
Fig. 2 is the electrical block diagram of addressable server of the present utility model.
Fig. 3 is the electrical block diagram of photooptical data conversion of the present utility model and light data transmitter.
Fig. 4 is the electrical block diagram of light data relaying of the present utility model and shunt.
Fig. 5 is the electrical block diagram of light data reception of the present utility model and processing terminal.
Specific embodiment
Polymera addressable fiber-optic transfer Public Address system, including addressable server, photooptical data conversion and light data
Transmitter, light data relaying and shunt 3, light data is received and processing terminal 9.
Described light data relaying and shunt is respectively：Light data is relayed and shunt 1, and light data is relayed and shunt
2, light data is relayed and shunt 3.
Described light data is received and processing terminal 9, and respectively light data is received and processing terminal 1, and light data is received
And processing terminal 2 ... light data is received and processing terminal 9.
Described addressable server is by MCU, LCDs, touch screen module, RS232 serial port circuits, RS485 communication electricity
Road is constituted.
Described photooptical data is changed and light data transmitter, by MCU, FPGA circuitry, A/D convertor circuit array, RS232
Serial port circuit, optical signal transmitter/receiver circuit is constituted.
Described light data is relayed and shunt, and by FPGA circuitry, 1 road main optical signal transmitter/receiver circuit, 8 roads are believed from light
Number transmitter/receiver circuit is constituted.
Described light data is received and processing terminal, by optical signal transmitter/receiver circuit, MCU, FPGA circuitry, DA conversions and
Power amplification circuit is constituted.
Described addressable server is changed with described photooptical data and light data transmitter passes through RS232 serial port communication lines
Connection, described photooptical data conversion and light data transmitter is connected with described light data relaying and shunt by optical fiber,
Connected by optical fiber between described light data relaying and shunt, described light data relaying and shunt and described light number
Connected by optical fiber according to reception and processing terminal.
Operation principle
Addressable server of the present utility model is on the one hand by each local playback equipment of RS485 communicating circuits real-time reception
The addressing request data for sending, after the embedded software calculation process of MCU, generate final comprehensive addressing data and pass through
RS232 serial port circuits are sent to photooptical data conversion and light data transmitter；On the other hand connect in real time by RS232 serial port circuits
Receive that each light data is received and processing terminal is through the operating state data that light data is relayed and shunt is beamed back, and by each light
The working condition of data receiver and processing terminal is displayed in real time LCDs.
Photooptical data conversion of the present utility model and light data transmitter on the one hand will by optical signal transmitter/receiver circuit
The comprehensive addressing data is activation for receiving is relayed and shunt to light data；Another aspect FPGA circuitry Real-time Collection AD conversion electricity
The voice data that road array is produced, by optical signal transmitter/receiver circuit light data relaying and shunt are sent to；Another further aspect
Receiving comprising each light data and processing by what optical signal transmitter/receiver circuit reception light data relaying and shunt sent
The optical signal of terminal's status information, after being converted to electrical signal data, by 232 serial port circuits addressable server is sent to.
The light that on the one hand light data relaying of the present utility model and shunt receive main optical signal transmitter/receiver circuit
Data are sent to next stage light data relaying and shunt by 8 roads from optical signal transmitter/receiver circuit, or light data is received
And processing terminal, on the other hand receive next stage light data relaying and shunt or light data is received and processing terminal is beamed back
Light data and by main optical signal transmitter/receiver circuit be sent to upper level light data relaying and shunt or light data conversion and
Light data transmitter.
Light data of the present utility model is received and on the one hand processing terminal receives the bag of light data relaying and shunt forwarding
Optical signal containing comprehensive addressing and voice data, is converted into after the signal of telecommunication parsing addressing and voice data by MCU, DA conversions and
Power amplification circuit is converted to analoging sound signal the voice data that MCU is parsed, and promotes after power amplification and hinders loudspeaker also surely
Original goes out sound, and the operating state data of this terminal is sent to light data by another aspect MCU by optical signal transmitter/receiver circuit
Relaying and shunt.
Claims (3)
1. Polymera addressable fiber-optic transfer Public Address system, it is characterised in that including addressable server, photooptical data conversion
And light data transmitter, light data relaying and shunt, light data receives and processing terminal, described addressable server with it is described
Photooptical data conversion and light data transmitter connect by RS232 serial port communication lines, described photooptical data is changed and light number
Be connected by optical fiber according to transmitter and described light data relaying and shunt, it is logical between described light data relaying and shunt
Optical fiber connection is crossed, described light data relaying and shunt is connected with described light data reception and processing terminal by optical fiber；
Described addressable server is by MCU, LCDs, touch screen module, RS232 serial port circuits, RS485 communicating circuit structures
Into；Described photooptical data is changed and light data transmitter, by MCU, FPGA circuitry, A/D convertor circuit array, RS232 serial port powers
Road, optical signal transmitter/receiver circuit is constituted；Described light data relaying and shunt, by FPGA circuitry, all the way main optical signal is sent out
Receiving circuit, 8 roads is sent to constitute from optical signal transmitter/receiver circuit；Described light data is received and processing terminal, is sent out by optical signal
Send receiving circuit, MCU, FPGA circuitry, DA conversions and power amplification circuit composition.
2. the Polymera addressable fiber-optic transfer Public Address system according to claim 1, it is characterised in that described
Light data is relayed and shunt is 1-32 platforms.
3. the Polymera addressable fiber-optic transfer Public Address system according to claim 1, it is characterised in that described
Light data is received and processing terminal is 1-255 platforms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621130757.3U CN206149281U (en) | 2016-10-18 | 2016-10-18 | Polymera addressable optical fiber transmission public broadcasting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621130757.3U CN206149281U (en) | 2016-10-18 | 2016-10-18 | Polymera addressable optical fiber transmission public broadcasting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206149281U true CN206149281U (en) | 2017-05-03 |
Family
ID=58622964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621130757.3U Expired - Fee Related CN206149281U (en) | 2016-10-18 | 2016-10-18 | Polymera addressable optical fiber transmission public broadcasting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206149281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341203A (en) * | 2016-10-18 | 2017-01-18 | 潘致远 | Multi-program addressable fiber transmission public broadcast system |
-
2016
- 2016-10-18 CN CN201621130757.3U patent/CN206149281U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341203A (en) * | 2016-10-18 | 2017-01-18 | 潘致远 | Multi-program addressable fiber transmission public broadcast system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109348364A (en) | A kind of wireless microphone system, control method and audio/video conference system | |
| CN103312425A (en) | Wireless broadcasting system | |
| CN105025304A (en) | IP-network-based digital direct-broadcasting sound console | |
| CN101197585A (en) | Wireless ultra-broadband digital multi-microphone system and its audio signal transmission method | |
| CN202488573U (en) | Distribution network full high definition video matrix system | |
| CN101383786B (en) | Method for implementing data interchange between optical network terminal and customer terminal using household gateway | |
| CN100508602C (en) | Video-frequency data transmission system and method based on E1 interface | |
| CN206149281U (en) | Polymera addressable optical fiber transmission public broadcasting system | |
| CN102103884A (en) | Audio playing device | |
| CN107947815A (en) | A kind of railway digital wireless train dispatching station radio | |
| CN204836428U (en) | Live sound console of digit | |
| CN206775720U (en) | A kind of bluetooth connection for gathering multifunctional intellectual sound equipment and transport module | |
| CN201260219Y (en) | Optical fiber intercom device | |
| CN205160704U (en) | Integration streaming media service optical transmitter and receiver | |
| CN107204112A (en) | A kind of audio signal and control signal Transmission system and application method | |
| CN101179286A (en) | Session television terminal and method of accessing to audio | |
| CN206389372U (en) | Fire emergence evacuation broadcast system based on CobraNet | |
| KR101106681B1 (en) | The system of transmit a digital audio | |
| CN203574660U (en) | SPDIF optical fiber audio frequency decoding and forwarding circuit | |
| CN200956590Y (en) | Bus type addressing digital public broadcasting device | |
| CN106341203A (en) | Multi-program addressable fiber transmission public broadcast system | |
| CN207200876U (en) | Multinuclear video capture device | |
| CN206596007U (en) | Fiber entering household converting system | |
| CN202282835U (en) | Lossless relay multiplexer for digital videos | |
| CN111491192A (en) | Communication terminal supporting 5G audio and video fusion |
Legal Events
| 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: 20170503 Termination date: 20171018 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |