CN107277585A - Support CATV, ONT, WIFI pattern of fusion set top box - Google Patents
Support CATV, ONT, WIFI pattern of fusion set top box Download PDFInfo
- Publication number
- CN107277585A CN107277585A CN201710707260.6A CN201710707260A CN107277585A CN 107277585 A CN107277585 A CN 107277585A CN 201710707260 A CN201710707260 A CN 201710707260A CN 107277585 A CN107277585 A CN 107277585A
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- Prior art keywords
- units
- ont
- wifi
- catv
- stb
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- 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
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43637—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/22—Adaptations for optical transmission
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of pattern of fusion set top box for supporting CATV, ONT, WIFI, CATV units are connected with STB units, and ONT units are respectively connected with WIFI units, STB units, and power supply unit is that pattern of fusion set top box is powered；The CATV units are mainly made up of integrative detection circuit, Transimpedance amplifier, output amplifier, MCU circuits；ONT units are main to be made up of BOB circuits, caching, storage, light-receiving MCU circuits, master chip, outside network interface RJ units；STB units are main to be made up of demodulator circuit, caching, storage, audio frequency and video output, decoding and control master chip, CA circuit units；WIFI units are mainly made up of master chip, caching, storage, speech chip, WIFI antennas.Live radio and television, VOD program requests, the wide support access of data, function of voice communication can be achieved in the present invention.
Description
Technical field
The present invention relates to a kind of pattern of fusion set top box, and in particular to a kind of pattern of fusion machine top for supporting CATV, ONT, WIFI
Box, belongs to set-top box technique field.
Background technology
With the development of optical fiber transmission technique, fiber to the home network it is perfect, the advantage of fiber optic network is more perfectly dashed forward
Show and, first, it is passive network, from local side to user, and centre can substantially accomplish passive；Second, bandwidth ratio tradition
Network is wide, and transmission rate is very fast, and can transmit over long distances, conforms exactly to the extensive operational mode of operator；3rd, optical fiber
Upper bearer service, strong interference immunity；4th, the protocol comparison that wider bandwidth can be supported is flexible；5th, with the hair of technology
Exhibition, including point-to-point, 1.25G and FTTH mode have all formulated fairly perfect function.
Fusion refers to intercommunication between broadcasting and television network, internet, resource-sharing, provides the user that radio and television are live, language
A variety of services such as sound phone, data transfer.Set-top box product is used as the main product of broadcasting and television network, traditional set-top box product
Live telecast function can only be realized, it is impossible to provide the user voice call, data function of surfing the Net.
If traditional use pattern user need to realize live telecast, voice call, data function of surfing the Net simultaneously, it is necessary to purchase
Put three corresponding function equipment to realize, both take house space, and home network wiring is complicated.
The content of the invention
It is an object of the invention to solve traditional use pattern drawback, user only need a stylobate in support CATV, ONT,
WIFI pattern of fusion set top box achieves that live telecast, voice call, data function of surfing the Net, greatlys save user equipment purchase
Buy sheet and home network comprehensive wiring cost.
What the present invention was realized in：
A kind of pattern of fusion set top box for supporting CATV, ONT, WIFI, mainly by CATV units, ONT units, STB units,
WIFI units, power supply unit composition, CATV units are connected with STB units, ONT units and WIFI units, STB units difference phase
Even, power supply unit is that pattern of fusion set top box is powered；The CATV units it is main by integrative detection circuit, Transimpedance amplifier,
Output amplifier, MCU circuits composition；ONT units it is main by BOB circuits, caching, storage, light-receiving MCU circuits, master chip,
Outside network interface RJ units composition；STB units are main by demodulator circuit, caching, storage, audio frequency and video output, decoding and the main core of control
Piece, CA circuit units composition；WIFI units are mainly made up of master chip, caching, storage, speech chip, WIFI antennas.
Further scheme is：
Integrative detection device circuit coordinates Transimpedance amplifier that fiber-optic signal is converted into output electricity in the CATV units
Depending on signal frequency range MHz~GHz, the scope that STB units can be received, MCU circuits are may amplify the signal to by output amplifier
For controlling Transimpedance amplifier and received optical power state-detection.
Further scheme is：
Master chip is ONT system control cores in the ONT units, and caching and storage are the work of ONT cellular systems respectively
A part；Fiber-optic signal is converted into data-signal by BOB circuits in ONT units；ONT unit networks interface and STB units
Master chip network interface is connected；ONT units are connected by network interface with the master chip network interface of WIFI units；ONT units
Realize the data interaction between STB units, WIFI units.
Further scheme is：
The STB units are connected with CATV units, ONT units respectively, CATV units output tv rf signal, demodulated
Descramble after circuit and by CA circuit realirations TV programme, master chip realizes that TV is decoded in STB units, coordinates caching and storage
Circuit, TV programme are exported eventually through audio frequency and video.STB units are by the way that the cause for gossip of master chip in-house network is existing and connection of ONT units.
Further scheme is：
The WIFI units realize the connection with ONT units by network interface.Can be real by the speech chip in WIFI units
Existing voice call VOIP functions, master chip configures speech chip by SPI interface, master chip speech data by pcm interface with
Speech chip is connected.
Further scheme is：
The STB unit matchings CATV cell operations realize radio and television direct broadcast function；WIFI unit matching ONT units are real
Existing data are wide to support access, and user can be surfed the Net by wireless WIFI；WIFI units speech chip coordinates ONT units and WIFI mono-
Member, realizes voice call VOIP functions；STB unit matching CATV units, ONT units, realize set-top box VOD point multicast function.
The present invention realizes a kind of pattern of fusion set top box based on fiber optic network, and radio and television can be realized by the set top box
Set top box is based on fiber optic network in live, VOD program requests, the wide support access of data, function of voice communication, the present invention, greatlys save
User equipment purchase cost and home network comprehensive wiring cost, solve under traditional mode user for realize live telecast,
Voice call, data function of surfing the Net need to buy three standalone feature equipment, and the problem of need separate cabling.
Brief description of the drawings
Support CATV, ONT, WIFI of Fig. 1 present invention pattern of fusion set-top-box system realize block diagram；
Fig. 2 optical signals turn data-signal and realize block diagram.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of pattern of fusion set top box for supporting CATV, ONT, WIFI, mainly mono- by CATV units 1, ONT
Member 2, STB units 3, WIFI units 4, power supply unit 5 are constituted, and CATV units are connected with STB units, ONT units and WIFI units,
STB units are respectively connected with, and power supply unit is that pattern of fusion set top box is powered；The CATV units 1 are main by integrative detection circuit
11st, Transimpedance amplifier 12, output amplifier 13, MCU circuits 14 are constituted；ONT units 2 are main by BOB circuits 21, caching
22nd, storage 23, light-receiving MCU circuits 24, master chip 25, outside network interface RJ4526 units composition；STB units 3 are main by demodulating
Circuit 31, caching 32, storage 33, audio frequency and video output 34, decoding and control master chip 35, the unit of CA circuits 36 are constituted；WIFI is mono-
Member 4 is main to be made up of master chip 41, caching 42, storage 43, speech chip 44, WIFI antennas 45.
The cooperation of integrative detection device circuit 11 Transimpedance amplifier 12 is converted to fiber-optic signal defeated in the CATV units 1
Go out TV signal frequency range 87MHz~1GHz, the model that STB units 3 can be received is may amplify the signal to by output amplifier 13
Enclose, MCU circuits 14 are used to control Transimpedance amplifier 12 and received optical power state-detection.
Master chip 25 is ONT system control cores in the ONT units 2, and caching 22 and storage 23 are ONT units 2 respectively
A part for system work；Fiber-optic signal is converted into data-signal by BOB circuits 21 in ONT units 2；The network interface of ONT units 2
It is connected with the network interface of master chip 35 of STB units 3；ONT units 2 pass through network interface and the net of master chip 41 of WIFI units 4
Network interface is connected；ONT units 2 realize the data interaction between STB units 3, WIFI units 4.
The STB units 3 are connected with CATV units 1, ONT units 2 respectively, the output tv rf signal of CATV units 1, are passed through
Realize that TV programme descramble after demodulator circuit 31 and by CA circuits 36, master chip 35 realizes that TV is decoded in STB units 3, matches somebody with somebody
Caching 32 and 33 circuits of storage are closed, TV programme are exported eventually through audio frequency and video 34.STB units 3 pass through the in-house network of master chip 35
Cause for gossip is existing and connection of ONT units 2.
The WIFI units 4 realize the connection with ONT units 2 by network interface.Pass through the speech chip 44 in WIFI units 4
Voice call VOIP functions can be achieved, master chip 41 configures speech chip 44 by SPI interface, and the speech data of master chip 41 passes through
Pcm interface is connected with speech chip 44.
The STB units 3 coordinate the work of CATV units 1 to realize radio and television direct broadcast function；WIFI units 4 coordinate ONT mono-
Member 2 realizes that data are wide and supports access, and user can be surfed the Net by wireless WIFI；The speech chip of WIFI units 4 coordinates the He of ONT units 2
WIFI units 4, realize voice call VOIP functions；STB units 3 coordinate CATV units 1, ONT units 2, realize set-top box VOD point
Multicast function.
Optical signal as shown in Figure 2 turns data-signal realization principle and is, the long wavelength fiber signal of signal downlink passage 1310 passes through
Photoelectric conversion chip converts optical signals to electric signal, and signal transmission, signal transacting are carried out by I2C Signal and Signal Treatment device
Signal is transmitted to data terminal such as STB, WIFI etc. by device, realizes data distributing；When data terminal needs up-delivering signal, it would be desirable to
The signal of upload sends a signal processor, and signal processor sends a signal to photoelectric conversion chip and is converted into optical signal realization
Data are uploaded.
STB unit matching CATV cell operations in the present invention can realize radio and television direct broadcast function；WIFI unit matchings
ONT units can realize that data are wide and support access, and user can be surfed the Net by wireless WIFI；WIFI units speech chip coordinates ONT mono-
Member and WIFI units, can be achieved voice call VOIP functions；STB unit matching CATV units, ONT units, achievable set top box
VOD point multicast functions.The present invention realizes a kind of pattern of fusion set top box based on fiber optic network, and broadcast can be realized by the set top box
Live telecast, VOD program requests, the wide support access of data, function of voice communication, solving needs many to set in traditional mode user family
For the drawbacks of realizing function above.
Although reference be made herein to invention has been described for explanatory embodiment of the invention, and above-described embodiment is only this hair
Bright preferably embodiment, embodiments of the present invention are simultaneously not restricted to the described embodiments, it should be appreciated that people in the art
Member can be designed that a lot of other modification and embodiment, and these modifications and embodiment will fall in principle disclosed in the present application
Within scope and spirit.
Claims (6)
1. a kind of pattern of fusion set top box for supporting CATV, ONT, WIFI, it is characterised in that：
The pattern of fusion set top box is main by CATV units (1), ONT units (2), STB units (3), WIFI units (4), power supply
Unit (5) is constituted, and CATV units are connected with STB units, and ONT units are respectively connected with WIFI units, STB units, power supply unit
Powered for pattern of fusion set top box；The CATV units (1) it is main by integrative detection circuit (11), Transimpedance amplifier (12),
Output amplifier (13), MCU circuits (14) composition；ONT units (2) are main by BOB circuits (21), caching (22), storage
(23), light-receiving MCU circuits (24), master chip (25), outside network interface RJ45 (26) unit composition；STB units (3) are main by solving
Adjust circuit (31), caching (32), storage (33), audio frequency and video output (34), decoding and control master chip (35), CA circuits (36) single
Member composition；WIFI units (4) are main by master chip (41), caching (42), storage (43), speech chip (44), WIFI antennas
(45) constitute.
2. CATV, ONT, WIFI pattern of fusion set top box are supported according to claim 1, it is characterised in that：
Integrative detection device circuit (11) coordinates Transimpedance amplifier (12) to be converted to fiber-optic signal in the CATV units (1)
Outgoing television signal frequency range 87MHz~1GHz, may amplify the signal to STB units (3) by output amplifier (13) can connect
The scope of receipts, MCU circuits (14) are used to control Transimpedance amplifier (12) and received optical power state-detection.
3. CATV, ONT, WIFI pattern of fusion set top box are supported according to claim 1, it is characterised in that：
Master chip (25) is ONT system control cores in the ONT units (2), and caching (22) and storage (23) are that ONT is mono- respectively
A part for first (2) system work；Fiber-optic signal is converted into data-signal by BOB circuits (21) in ONT units (2)；ONT units
(2) network interface is connected with master chip (35) network interface of STB units (3)；ONT units (2) pass through network interface and WIFI
Master chip (41) network interface connection of unit (4)；ONT units (2) are realized between STB units (3), WIFI units (4)
Data interaction.
4. CATV, ONT, WIFI pattern of fusion set top box are supported according to claim 1, it is characterised in that：
The STB units (3) are connected with CATV units (1), ONT units (2) respectively, CATV units (1) output tv rf signal,
Demodulated circuit (31) afterwards and realizes that TV programme descramble by CA circuits (36), and master chip (35) is realized in STB units (3)
TV is decoded, and coordinates caching (32) and storage (33) circuit, TV programme are exported eventually through audio frequency and video (34).STB units (3)
By the way that master chip (35) in-house network cause for gossip is existing and connection of ONT units (2).
5. CATV, ONT, WIFI pattern of fusion set top box are supported according to claim 1, it is characterised in that：
The WIFI units (4) realize the connection with ONT units (2) by network interface.Pass through the speech chip in WIFI units (4)
(44) voice call VOIP functions can be achieved, master chip (41) configures speech chip (44), master chip (41) language by SPI interface
Sound data are connected by pcm interface with speech chip (44).
6. CATV, ONT, WIFI pattern of fusion set top box, its feature are supported according to claim 1 to 5 any claim
It is：
The STB units (3) coordinate CATV units (1) work to realize radio and television direct broadcast function；WIFI units (4) coordinate ONT
Unit (2) realizes that data are wide and supports access, and user can be surfed the Net by wireless WIFI；WIFI units (4) speech chip coordinates ONT mono-
First (2) and WIFI units (4), realize voice call VOIP functions；STB units (3) coordinate CATV units (1), ONT units (2),
Realize set-top box VOD point multicast function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707260.6A CN107277585A (en) | 2017-08-17 | 2017-08-17 | Support CATV, ONT, WIFI pattern of fusion set top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707260.6A CN107277585A (en) | 2017-08-17 | 2017-08-17 | Support CATV, ONT, WIFI pattern of fusion set top box |
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| Publication Number | Publication Date |
|---|---|
| CN107277585A true CN107277585A (en) | 2017-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710707260.6A Pending CN107277585A (en) | 2017-08-17 | 2017-08-17 | Support CATV, ONT, WIFI pattern of fusion set top box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022105628A1 (en) * | 2020-11-18 | 2022-05-27 | 华为技术有限公司 | Communication control method and apparatus, and optical network unit |
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| WO2022105628A1 (en) * | 2020-11-18 | 2022-05-27 | 华为技术有限公司 | Communication control method and apparatus, and optical network unit |
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Application publication date: 20171020 |