CN106686272A - Broadcasting television signal accessing apparatus - Google Patents

Broadcasting television signal accessing apparatus Download PDF

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Publication number
CN106686272A
CN106686272A CN201510762045.7A CN201510762045A CN106686272A CN 106686272 A CN106686272 A CN 106686272A CN 201510762045 A CN201510762045 A CN 201510762045A CN 106686272 A CN106686272 A CN 106686272A
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CN
China
Prior art keywords
signal
broadcast television
service
data service
terminal
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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.)
Pending
Application number
CN201510762045.7A
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Chinese (zh)
Inventor
刘三水
Original Assignee
刘三水
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 刘三水 filed Critical 刘三水
Priority to CN201510762045.7A priority Critical patent/CN106686272A/en
Publication of CN106686272A publication Critical patent/CN106686272A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M11/00Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M11/00Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/08Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter
    • H04M11/085Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter using a television receiver, e.g. viewdata system
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q11/00Selecting arrangements for multiplex systems
    • H04Q11/04Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0435Details
    • H04Q11/0442Exchange access circuits

Abstract

The invention discloses a broadcasting television signal accessing apparatus which comprises a communication module and a signal conversion module. The communication module is used to receive and transmit radio frequency signals that carry the voice business, the broadcasting television business and the data business. The signal conversion module is used to transmit the radio frequency signals received by the communication module to a voice business terminal, a broadcasting television business terminal and a data business terminal respectively and at the same time, transmits the baseband signals transmitted from the voice business terminal, the broadcasting television business terminal and the data business terminal and containing the voice business, the broadcasting television business and the data business to the communication module. The broadcasting television signal accessing apparatus of the invention is a wireless accessing system that supports the integration of three kinds of networks into one and enables high-definition digital television, simulation television, computer networking, digital broadcasting and IP telephone communicating so that repetitive networking could be avoided and line resources could be saved.

Description

Broadcast television signal access device
Technical field
The present invention relates to network communication field, relates more specifically to the wireless access system that a kind of utilization wireless broadband network technology realizes telecommunications network, broadcasting and television network and computer communication network unification of three nets.
Background technology
With the development of the communication technology, telephony, grid computing technology and CATV Technology, respectively as single service technique, develop quite ripe.
For the telephony for being mainly used in speech business, its network topology is as shown in Figure 1, the telephone terminal 160 of user is connected by cable with junction box 120, junction box 120 is connected by cable with telecommunications core network 110, for ordinary telephone subscriber can only receive voice signal by telephone set, carry out speech business.At present computer can pass through Asymmetrical Digital Subscriber Line(Asymmetric Digital Subscriber Line, ADSL)150 grade access devices connect, and receive ISP(Internet Service Provider, ISP)130 data services for providing, but for the development of the data service needs special equipment to realize, it is impossible to multiple business is carried out by a kind of general access device or system.
For for the grid computing technology of data service, its network topology as shown in Fig. 2 the data terminal of user, such as computer 240, by special hub 220 and Internet protocol(Internet Protocol, IP)Core network 210 connects, IP core network 210 realizes the interaction of data service by packet switch, receive the data message of other data terminals, or the business datum that ISP230 is provided, but IP core network 210 is based on packet switch, and packet switch is that, towards disconnected technology, reliability is low, the general speech business very high for requirement of real-time, it is impossible to realize.Although realizing the networking telephone at present(Voice over Internet Protocol, VoIP)Technology, but VoIP is also required to special access device(Voip gateway)Realize.
For the radio data system of broadcast television service, its network topology is as shown in Figure 3, program is delivered to the TV station 330 of other various places using the data feedback channel of satellite 310 for various places TV station, local television 320 obtains the TV programme of various places TV station by satellite downlink passage, and be locally modulated, local broadcast program is combined as, then recycles cable TV network 340 or ground based repeater 350 that program is passed into user(Television receiver 380,390), wherein cable TV network 340 is amplified by amplifier 360 to signal, and then the TV signal after amplification is distributed to the television receiver 380 of each user by shunt 370.What is taken for current TV network is broadcast mode, and user can only receive TV programme by access devices such as described amplifiers 360 and shunt 370, it is impossible to carry out two-way communication, it is impossible to carry out speech business and data service.
In sum, the classification of current telecommunication service carries out networking respectively, by special access device by service access to proprietary terminal, line resource is caused to waste, some areas have carried out repeated networking, when user carries out multiple business, different access devices is adopted for different service neededs, increased user cost.
Therefore, it is necessary to provide a kind of improved broadcast television signal access device to overcome drawbacks described above.
The content of the invention
It is an object of the invention to provide a kind of broadcast television signal access device, the broadcast television signal access device can access different business by a common apparatus, it is to avoid repeated networking, line resource saved, while reducing operation cost.
To achieve these goals, a kind of broadcast television signal access device that the present invention is provided includes communication module and signal conversion module.The communication module is used to receiving and sending the radiofrequency signal for carrying speech business, broadcast television service and data service.The radiofrequency signal for carrying speech business, broadcast television service and data service that the signal conversion module is used to receive the communication module is separately sent to speech business terminal, broadcast television service terminal and data service terminal, while for the baseband signal for carrying speech business, broadcast television service and data service that institute's voice traffic terminal, broadcast television service terminal and data service terminal send to be sent in the communication module.
In one embodiment of the invention, the communication module includes downlink reception unit, recognition unit and descending transmitting element.The downlink reception unit is coupled with a dual-mode antenna, for receiving the radiofrequency signal that speech business, broadcast television service and data service are carried described in the transmission of service station.The recognition unit is used to recognize the class of service of the radiofrequency signal that the downlink reception unit is received.The descending transmitting element is used for the class of service identified according to the recognition unit, and respectively the radiofrequency signal is sent into the signal conversion module by speech business passage corresponding with speech business broadcast television channels corresponding with broadcast television service and data service channel corresponding with data service.
In another embodiment of the present invention, the signal conversion module includes downstream signal reception unit, downstream signal converting unit and downstream signal transmitting element.The downstream signal reception unit receives respectively the radiofrequency signal for carrying data service by the radiofrequency signal for carrying speech business for sending of communication module described in institute's voice traffic channel reception, the radiofrequency signal that broadcast television service is carried by the broadcast television service channel reception and by the data service channel.The downstream signal converting unit is used to that the signal that the downstream signal reception unit is received to be converted into respectively for the baseband signal of voice traffic, broadcast television service communication and data service communications.The downstream signal transmitting element is used for the baseband signal for voice traffic, broadcast television service communication and data service communications, is separately sent to institute's voice traffic terminal, broadcast television service terminal and data service terminal.
In yet another embodiment of the present invention, the signal conversion module includes upward signal receiving unit, upward signal converting unit and upward signal transmitting element.The baseband signal for broadcast television service communication that the upward signal receiving unit receives institute's voice traffic terminal baseband signal for voice traffic for sending, receives the broadcast television service terminal transmission, receives the baseband signal for data service communications that the data service terminal sends.The upward signal converting unit is used to be converted into carrying the radiofrequency signal of speech business, broadcast television service and data service respectively respectively by the baseband signal that the upward signal receiving unit is received.The upward signal transmitting element is sent to the communication module the radiofrequency signal for carrying broadcast television service and by the data service channel the radiofrequency signal for carrying speech business, by the broadcast television service passage by institute's voice traffic passage the radiofrequency signal for carrying data service respectively.
In yet another embodiment of the present invention, the communication module includes uplink receiving unit and up transmitting element.The uplink receiving unit is used to receive the radiofrequency signal for carrying speech business, broadcast television service and data service that the upward signal transmitting element sends.The up transmitting element is coupled with the dual-mode antenna, for the radiofrequency signal to be sent into service station.
It is preferred that institute's voice traffic passage, broadcast television service passage and data service channel are carried on a cable.
In the present invention, the broadcast television service terminal includes radio or simulated television.
In the present invention, the data service terminal includes IP phone or DTV or computer.
Compared with prior art, the broadcast television signal access device of the present invention can access different business by communication module and signal conversion module equipment, therefore the repeated networking of the operator of different business is avoided, line resource is saved, reduce operation cost, for user side, due to by common apparatus(That is communication module and signal conversion module)Access different business, reduce user cost, the common apparatus set function of gateway, TV set-top box and phone modulation modem, therefore installing space is not only saved, and can realize that digital TV in high resolution, simulated television, online computing, digital broadcasting and IP phone communicate, it is the wireless access system of a support " unification of three nets ", improves Consumer's Experience.Further, since the broadcast television signal access device of the present invention utilizes wireless receiving, adopt and be wirelessly transferred, therefore reduce line management and maintenance, reduce maintenance workload.
By description below and accompanying drawing is combined, the present invention will become more fully apparent, these accompanying drawings are used to explain embodiments of the invention.
Description of the drawings
Fig. 1 is the network topology block diagram of current speech business telephony.
Fig. 2 is the network topology block diagram of current data service data network technology.
Fig. 3 is the network topology block diagram of current broadcast television service radio data system.
Fig. 4 is the configuration diagram of the broadcast television signal access device of the present invention.
Fig. 5 is broadcast television signal access device network topology block diagram shown in Fig. 4.
Fig. 6 is the structured flowchart of the communication module of broadcast television signal access device shown in Fig. 5.
Fig. 7 is the structured flowchart of the signal conversion module of broadcast television signal access device shown in Fig. 5.
Specific embodiment
With reference now to Description of Drawings embodiments of the invention, the element numbers being similar in accompanying drawing represent similar element.
Referring initially to Fig. 4 and Fig. 5, the broadcast television signal access device of the present embodiment includes service station 410, communication module 420, signal conversion module 430 and service terminal 440.The service station 410 is used to the radiofrequency signal for carrying speech business, broadcast television service and data service be sent to the communication module 420, or receives the radiofrequency signal for carrying speech business, broadcast television service and data service that the communication module 420 sends.The communication module 420 is used to receive the radiofrequency signal for carrying speech business, broadcast television service and data service that the radiofrequency signal for carrying speech business, broadcast television service and data service of the transmission of the service station 410 or the reception signal conversion module 430 send.The radiofrequency signal for carrying speech business, broadcast television service and data service that the signal conversion module 430 is used to receive the communication module 420 is sent to the service terminal 440, or the baseband signal for carrying speech business, broadcast television service and data service that the service terminal 440 is sent is sent in the communication module 420.The service terminal 440 includes speech business terminal 441, broadcast television service terminal 442 and data service terminal 443.The broadcast television service terminal 442 includes radio 445 or simulated television 446.The data service terminal 443 includes IP phone 447 or DTV 448 or computer 449.
Please refer to Fig. 6 and Fig. 7, the communication module 420 includes the first communication unit 421, the communication unit 423 of recognition unit 422 and second.First communication unit 421 includes downlink reception unit 421a and up transmitting element 421b.Second communication unit 423 includes descending transmitting element 423a and up receiving unit 423b.The downlink reception unit 421a of first communication unit 421 and up transmitting element 421b are coupled with a dual-mode antenna.The signal conversion module 430 includes the first signal transmitting and receiving unit 431, signal conversion unit 432 and secondary signal Transmit-Receive Unit 433.The first signal transmitting and receiving unit 431 includes downstream signal reception unit 431a and upward signal transmitting element 431b.The signal conversion unit 432 includes downstream signal converting unit 432a and upward signal converting unit 432b.The secondary signal Transmit-Receive Unit 433 includes downstream signal transmitting element 433a and upward signal receiving unit 433b.
During downlink communication, the service station 410 sends the radiofrequency signal for carrying speech business, broadcast television service and data service.The downlink reception unit 421a of the first communication unit 421 of the communication module 420 receives the radiofrequency signal for carrying speech business, broadcast television service and data service that service station 410 sends.The recognition unit 422 of the communication module 420 recognizes the class of service of the radiofrequency signal that the downlink reception unit 421a of first communication unit 421 is received.The descending transmitting element 423a of the second communication unit 423 of the communication module 420 is used for the class of service identified according to the recognition unit 422, and respectively the radiofrequency signal is sent into the signal conversion module 430 by speech business passage corresponding with speech business broadcast television service passage corresponding with broadcast television service and data service channel corresponding with data service.The downstream signal reception unit 431a of the first signal transmitting and receiving unit 431 of the signal conversion module 430 receives respectively the radiofrequency signal for carrying data service by the radiofrequency signal for carrying speech business for sending of communication module 420 described in institute's voice traffic channel reception, the radiofrequency signal that broadcast television service is carried by the broadcast television service channel reception and by the data service channel.Downstream signal converting unit 432a of the signal conversion unit 432 of the signal conversion module 430 is respectively converted into the signal that the downstream signal reception unit 431a of the first signal transmitting and receiving unit 431 is received for the baseband signal of voice traffic, broadcast television service communication and data service communications.The baseband signal for voice traffic, broadcast television service communication and data service communications is separately sent to institute's voice traffic terminal 441, broadcast television service terminal 441 and data service terminal 443 by the downstream signal transmitting element 433a of the secondary signal Transmit-Receive Unit 433 of the signal conversion module 430.
During uplink communication, institute's voice traffic terminal 441, broadcast television service terminal 442 and data service terminal 443 send baseband signal for voice traffic to the secondary signal Transmit-Receive Unit 433 of the signal conversion module 430 respectively, for the baseband signal and the baseband signal for data service communications of broadcast television service communication.The upward signal receiving unit 433b of the secondary signal Transmit-Receive Unit 433 of the signal conversion module 430 receives the baseband signal for voice traffic, the baseband signal that broadcast television service communicates and data service communications.The baseband signal that the upward signal receiving unit 433b of the secondary signal Transmit-Receive Unit 433 is received is converted into carrying the radiofrequency signal of speech business, broadcast television service and data service respectively respectively by upward signal converting unit 432b of the signal conversion unit 432 of the signal conversion module 430.The upward signal transmitting element 431b of the first signal transmitting and receiving unit 431 of the signal conversion module 430 is sent to the communication module 420 the radiofrequency signal for carrying broadcast television service and by the data service channel the radiofrequency signal for carrying speech business, by the broadcast television service passage by institute's voice traffic passage the radiofrequency signal for carrying data service respectively.Up receiving unit 423b of the second communication unit 423 of the communication module 420 receives the radiofrequency signal for carrying speech business, broadcast television service and data service that the upward signal transmitting element 431b of the first signal transmitting and receiving unit 431 of the signal conversion module 430 sends.The radiofrequency signal is sent to the service station 410 by the up transmitting element 421b of the first communication unit 421 of the communication module 420.
In the present embodiment, institute's voice traffic passage, broadcast television service passage and data service channel are carried on cable 460.
Above in association with most preferred embodiment, invention has been described, but the invention is not limited in embodiment disclosed above, and should cover modification, equivalent combinations that various essence of the invention are carried out.

Claims (5)

1. a kind of broadcast television signal access device, including:
Communication module, the communication module is used to receiving and sending the radiofrequency signal for carrying speech business, broadcast television service and data service;
Signal conversion module, the radiofrequency signal for carrying speech business, broadcast television service and data service that the signal conversion module is used to receive the communication module is separately sent to speech business terminal, broadcast television service terminal and data service terminal, while for the baseband signal for carrying speech business, broadcast television service and data service that institute's voice traffic terminal, broadcast television service terminal and data service terminal send to be sent in the communication module.
2. broadcast television signal access device as claimed in claim 1, it is characterised in that:The communication module includes:
Downlink reception unit, the downlink reception unit is coupled with a dual-mode antenna, for receiving the radiofrequency signal that speech business, broadcast television service and data service are carried described in the transmission of service station;
Recognition unit, the recognition unit is used to recognize the class of service of the radiofrequency signal that the downlink reception unit is received;
Descending transmitting element, the descending transmitting element is used for the class of service identified according to the recognition unit, and respectively the radiofrequency signal is sent into the signal conversion module by speech business passage corresponding with speech business broadcast television service passage corresponding with broadcast television service and data service channel corresponding with data service.
3. broadcast television signal access device as claimed in claim 2, it is characterised in that:The signal conversion module includes:
Downstream signal reception unit, the downstream signal reception unit receives respectively the radiofrequency signal for carrying data service by the radiofrequency signal for carrying speech business for sending of communication module described in institute's voice traffic channel reception, the radiofrequency signal that broadcast television service is carried by the broadcast television service channel reception and by the data service channel;
Downstream signal converting unit, the downstream signal converting unit is used to that the signal that the downstream signal reception unit is received to be converted into respectively for the baseband signal of voice traffic, broadcast television service communication and data service communications;
Downstream signal transmitting element, the downstream signal transmitting element is used to for the baseband signal for voice traffic, broadcast television service communication and data service communications to be separately sent to institute's voice traffic terminal, broadcast television service terminal and data service terminal.
4. broadcast television signal access device as claimed in claim 3, it is characterised in that:The signal conversion module includes:
Upward signal receiving unit, the baseband signal for broadcast television service communication that the upward signal receiving unit receives institute's voice traffic terminal baseband signal for voice traffic for sending, receives the broadcast television service terminal transmission, receives the baseband signal for data service communications that the data service terminal sends;
Upward signal converting unit, the upward signal converting unit is used to be converted into carrying the radiofrequency signal of speech business, broadcast television service and data service respectively respectively by the baseband signal that the upward signal receiving unit is received;
Upward signal transmitting element, the upward signal transmitting element is sent to the communication module the radiofrequency signal for carrying broadcast television service and by the data service channel the radiofrequency signal for carrying speech business, by the broadcast television service passage by institute's voice traffic passage the radiofrequency signal for carrying data service respectively.
5. broadcast television signal access device as claimed in claim 4, it is characterised in that:The communication module includes:
Uplink receiving unit, the uplink receiving unit is used to receive the radiofrequency signal for carrying speech business, broadcast television service and data service that the upward signal transmitting element sends;
Up transmitting element, the up transmitting element is coupled with the dual-mode antenna, for the radiofrequency signal to be sent into service station.
CN201510762045.7A 2015-11-09 2015-11-09 Broadcasting television signal accessing apparatus Pending CN106686272A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510762045.7A CN106686272A (en) 2015-11-09 2015-11-09 Broadcasting television signal accessing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510762045.7A CN106686272A (en) 2015-11-09 2015-11-09 Broadcasting television signal accessing apparatus

Publications (1)

Publication Number Publication Date
CN106686272A true CN106686272A (en) 2017-05-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510762045.7A Pending CN106686272A (en) 2015-11-09 2015-11-09 Broadcasting television signal accessing apparatus

Country Status (1)

Country Link
CN (1) CN106686272A (en)

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Application publication date: 20170517