CN201919163U - Multi-mode multimedia wireless router and receiving terminal thereof, and network system - Google Patents
Multi-mode multimedia wireless router and receiving terminal thereof, and network system Download PDFInfo
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Abstract
The utility model discloses a multi-mode multimedia wireless router and a receiving terminal thereof, and a network system. The multi-mode multimedia wireless router comprises an analog voice/video signal processing module, a cable TV signal processing module, a ground digital signal processing module, a first coder, a wireless transmitting module, a cable modulation module, and a bidirectional radio frequency splitter. The receiving terminal of the multi-mode multimedia wireless router comprises a wireless receiving module, a first decoder, a second decoder, and an A/D converter. The network system comprises the multi-mode multimedia wireless router and the receiving terminal thereof. By adopting the multi-mode multimedia wireless router and the receiving terminal thereof provided by the utility model, one or multiple video signal sources can provide signals for multiple household playing devices.
Description
Technical field
The utility model relates to Radio Transmission Technology, relates in particular to multi-mode multi-media radio router and receiving terminal thereof, network system.
Background technology
In recent years,, have at least one television set in each family usually, a DVD player and a computer along with improving constantly of living standards of the people.Because the digitlization of wired broadcasting television network and the development of terrestrial wireless Digital Television, each television set all need be equipped with the reception that a set-top box realizes digital catv signal or ground digital television signal, multiple TV set in the family is because the restriction of set-top box, but the television set TV reception that is equipped with set-top box is only arranged wherein, if desire on this multiple TV set, to watch Digital Television, then need be equipped with a plurality of set-top box.When watching the video information of DVD player broadcast, there is the restriction of corresponding television set of a DVD player or computer too by television set or computer.
One-to-one relationship between video signal source (set-top box, DVD player etc.) and the vision signal playback equipment can't satisfy the pursuit of people to comfortableization of living, how to remove this restricted problem one to one, the vision signal that makes the digital catv signal, ground digital television signal and the DVD player that are received in the family provide can show on a plurality of playback equipments, be the problem that people very pay close attention to.
The utility model content
The utility model provides multi-mode multi-media radio router and receiving terminal thereof, network system, only can provide the restricted problem of vision signal to a vision signal playback equipment in order to solve in the prior art video signal source, realize a kind of multi-mode multi-media radio router that can make that one or more different vision signals that video signal source provided receive on can a plurality of playback equipments within the family.
The utility model provides a kind of multi-mode multi-media radio router, comprising:
Simulation audio/video signal processing module has DVD signal receiving end, and described simulation audio/video signal processing module will become first to transmit code stream from the simulation audio/video signal processing that described DVD signal receiving end receives;
The cable TV signal processing module has cable TV signal and receives terminal, and described cable TV signal processing module will be processed into second from the cable TV signal that described cable TV signal reception terminal receives and transmit code stream;
The ground digital television signal processing module has ground digital television signal and receives terminal, and described ground digital television signal processing module will be processed into the 3rd from the ground digital television signal that described ground digital television signal reception terminal receives and transmit code stream;
First encoder, be connected with described simulation audio/video signal processing module, described cable TV signal processing module and described ground digital television signal processing module respectively, described first encoder transmits code stream, the described second transmission code stream and described the 3rd transmission code stream to described first to carry out scrambling respectively and is encoded to the real time transport protocol bag;
Wireless transmitter module is connected with described first encoder, is used for described real time transport protocol bag is carried out wireless transmission;
The cable modem module is connected with described wireless transmitter module;
The bi-directional RF splitter, described bi-directional RF splitter comprises local side, first user side and second user side, described local side is connected with cable television, described first user side receives terminal with the cable TV signal of described cable TV signal processing module and is connected, and described second user side is connected with described cable modem module.
Aforesaid multi-mode multi-media radio router, wherein, described simulation audio/video signal processing module comprises the analog to digital converter that is provided with described DVD signal receiving end, and be connected with described analog to digital converter, be used for signal to the output of described analog to digital converter and carry out compressed encoding to obtain described first second encoder that transmits code stream.
Aforesaid multi-mode multi-media radio router, wherein, described second encoder is H.264 encoder or mpeg 2 encoder.
Aforesaid multi-mode multi-media radio router, wherein, described cable TV signal processing module comprises and is provided with first TV tuner that described cable TV signal receives terminal, and is connected with described first TV tuner, be used for the signal of described first TV tuner output is carried out demodulation to obtain the cable TV demodulator of the described second transmission code stream.
Aforesaid multi-mode multi-media radio router, wherein, described ground digital television signal processing module comprises and is provided with second TV tuner that described ground digital television signal receives terminal, and is connected with described second TV tuner, be used for the signal of described second TV tuner output is carried out demodulation to obtain the terrestrial DTV demodulator of described the 3rd transmission code stream.
Aforesaid multi-mode multi-media radio router, wherein, described wireless transmitter module comprises Wi-Fi router and the antenna that is connected with described Wi-Fi router.
Aforesaid multi-mode multi-media radio router also comprises:
Micro controller module, have the control signal that is used for being connected and receive terminal with described wireless transmitter module, be respectively applied for and described simulation audio/video signal processing module, described cable TV signal processing module, described ground digital television signal processing module, a plurality of control terminals that described cable modem module is connected with described first encoder, and infrared signal transmission terminal, described micro controller module is used for the control signal that receives from described control signal reception terminal is handled and sent or send by described infrared signal transmission terminal by described a plurality of control terminals.
The utility model provides a kind of multi-mode multi-media radio router receiving terminal, comprising:
Wireless receiving module is used for wireless receiving real time transport protocol bag;
First decoder is connected with described wireless receiving module, and described first decoder is decoded to described real time transport protocol bag and the transmission code stream of descrambling for compressing;
Second decoder is connected with described first decoder, and described second decoder is digital audio/video signal with the transmission code stream decoding of described compression;
Digital to analog converter, has simulation audio/video signal output terminal, described digital to analog converter is connected with described second decoder, and described digital to analog converter is exported described digital audio/video conversion of signals for simulation audio/video signal and by described simulation audio/video signal output terminal.
Aforesaid multi-mode multi-media radio router receiving terminal also comprises:
Micro controller module, have infrared control signal and receive terminal, described micro controller module is connected with described wireless receiving module, and described wireless receiving module is handled and be sent to described micro controller module to the infrared control signal that receives from described infrared control signal reception terminal;
Correspondingly, described wireless receiving module comprises that also the control signal that is connected with described micro controller module receives terminal, and described wireless receiving module also carries out wireless transmission to the signal that receives by described control signal reception terminal.
The utility model provides a kind of network system, comprises the multi-mode multi-media radio router that the utility model provides, and the multi-mode multi-media radio router receiving terminal that provides of the utility model.
The multi-mode multi-media radio router that the utility model provides, multi-mode multi-media radio router receiving terminal and network system, by utilizing simulation audio/video signal processing module to obtain and handle the DVD signal, utilize the cable TV signal processing module to obtain and handle cable TV signal and utilize the ground digital television signal processing module to obtain and handle ground digital television signal, and by utilizing first encoder to the scrambling and be encoded to the real time transport protocol bag respectively of this three road signal, by wireless transmitter module this real time transport protocol bag is carried out wireless transmission and realized the DVD signal, the radio broadcasting within the family of cable TV signal and ground digital television signal, and, setting by cable modem module and bi-directional RF splitter, realized the Internet access, and, carry out wireless transmission by wireless transmitter module with the signal after the cable modem resume module.The multi-media signal that wireless transmitter module sends, wireless receiving module by multi-mode multi-media radio router receiving terminal receives, and carry out processing such as corresponding descrambling, decoding, thereby realized within the family any many TVs or computer on show the vision signal that DVD player, cable television provide or the terrestrial DTV reception antenna provides.
Description of drawings
Fig. 1 is the structural representation of the utility model multi-mode multi-media radio router.
Fig. 2 is the structural representation of the utility model multi-mode multi-media radio router receiving terminal.
Reference numeral:
10-simulation audio/video signal processing module; 20-cable TV signal processing module;
30-ground digital television signal processing module; 40-first encoder;
The 50-wireless transmitter module; 60-cable modem module;
70-bi-directional RF splitter; The 80-micro controller module;
The 11-analog to digital converter; 12-second encoder;
21-first TV tuner; 22-cable TV demodulator;
31-second TV tuner; 32-terrestrial DTV demodulator;
The 51-Wi-Fi router; The 52-antenna;
The 100-wireless receiving module; 200-first decoder;
300-second decoder; The 400-digital to analog converter;
The 500-micro controller module.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment is clearer,, the technical scheme among the utility model embodiment is clearly and completely described below in conjunction with the utility model embodiment.Need to prove that in accompanying drawing or specification, similar or components identical is all used identical Reference numeral.
Fig. 1 is the structural representation of the utility model multi-mode multi-media radio router.As shown in Figure 1, this multi-mode multi-media radio router comprises simulation audio/video signal processing module 10, cable TV signal processing module 20, ground digital television signal processing module 30, first encoder 40, wireless transmitter module 50, cable modem module 60 and bi-directional RF splitter 70.Concrete structure is:
Simulation audio/video signal processing module 10, has DVD signal receiving end, this simulation audio/video signal processing module 10 is connected with DVD player by this DVD signal receiving end, be used for obtaining simulation audio/video signal from DVD player, and this simulation audio/video signal processing module 10 is also handled the simulation audio/video signal that is obtained, transmit to obtain first of this simulation audio/video signal that (Transport Stream is designated hereinafter simply as: TS) code stream;
Cable TV signal processing module 20, have cable TV signal and receive terminal, this cable TV signal processing module 20 receives terminal by this cable TV signal and is connected with cable television, be used for obtaining cable TV signal from cable television, and this cable TV signal processing module 20 is also handled the cable TV signal that is obtained, to obtain the 2nd TS code stream of this cable TV signal;
Ground digital television signal processing module 30, the tool ground digital television signal receives terminal, this ground digital television signal processing module 30 receives terminal by ground digital television signal and is connected with the terrestrial DTV reception antenna, in order to receive ground digital television signal, 30 pairs of ground digital television signals that receive from ground digital television signal reception terminal of this wireless signal processing module are handled, to obtain the 3rd TS code stream of this ground digital television signal;
Bi-directional RF splitter 70, bi-directional RF splitter 70 comprises local side, first user side and second user side, this local side is connected with cable television, first user side receives terminal with the cable TV signal of cable TV signal processing module 20 and is connected, and second user side is connected with cable modem module 60.
According to the foregoing description, because multi-mode multi-media radio router comprises simulation audio/video signal processing module 10, first encoder 40 and the wireless transmitter module 50 that can realize that simulation audio/video signal that DVD player provides is broadcasted in home-ranges, removed the restriction relation that DVD player in the home-ranges can only provide signal to a playback equipment (for example TV or computer); Owing to also comprise wired TV signal processing module 20, this cable TV signal processing module 20 by with simulation audio/video signal processing module 10 shared first encoder 40 and wireless transmitter modules 50, can realize that the cable TV signal that cable television provides broadcasts in home-ranges, utilize playback equipment (for example TV or computer) when watching cable television program in the home-ranges thereby removed, each playback equipment all need be equipped with independent cable TV signal receiving and processing device (being set-top box).And owing to also comprise ground digital television signal processing module 30, this ground digital television signal processing module 30 by with simulation audio/video signal processing module 10 and cable TV signal processing module 20 shared first encoder 40 and wireless transmitter modules 50, can realize in home-ranges, broadcasting by the ground digital television signal that the terrestrial DTV reception antenna receives, utilize playback equipment (for example television set) when watching the terrestrial DTV program in the home-ranges thereby removed, each playback equipment all need be equipped with independent ground digital television signal receiving and processing device (being set-top box).When wired television operator also provides the Internet to insert, promptly when wired TV signal and internet signal altogether during the cable transmission, more owing to comprise cable modem module 60 and bi-directional RF splitter 70, bi-directional RF splitter 70 is divided into the two-way user side with the cable television that inserts, one the tunnel is cable TV signal, incoming cable television signal processing module 20; Another road is an internet signal, tie-in line cable modem module 60, and after carrying out modulation and handle by cable modem module 60, export wireless transmitter module 50 to and carry out wireless transmission, when having realized multimedia messages radio broadcasting in the family, also provide the Internet to insert, removed the problem that multiple computers in the home-ranges can't shared single line cable.As seen, the vision signal that provides of the utility model multi-mode multi-media radio router cable TV signal, internet signal, ground digital television signal and DVD player that can realize being received can show on a plurality of playback equipments.
In the above-described embodiments, simulation audio/video signal processing module 10 can specifically comprise the analog to digital converter 11 and second encoder 12.Analog to digital converter 11 is provided with DVD signal receiving end, this DVD signal receiving end is connected with DVD player, analog to digital converter 11 receives the simulation audio/video signal that DVD player sent by this DVD signal receiving end, and should to simulate the number conversion of audio/video signal mode be digital audio/video signal.Second encoder 12 is connected with analog to digital converter 11, obtains the above-mentioned digital audio/video signal through conversion of analog to digital converter 11 outputs, and this numeral audio/video signal is carried out compressed encoding, obtains a TS code stream.
In the above-described embodiments, since video encoding and decoding standard of new generation H.264 with MPEG2 compression performance excellence, picture quality height, can satisfy the Video Applications of various different rates, so second encoder is preferably H.264 encoder or mpeg 2 encoder.
In the above-described embodiments, cable TV signal processing module 20 can specifically comprise first TV tuner 21 and cable TV demodulator 22.First TV tuner 21 is provided with cable TV signal and receives terminal, and promptly first TV tuner 21 is connected with cable television by cable TV signal reception terminal, receives the cable TV signal of cable television transmission.This cable TV signal comprises by the radiofrequency signal after the digital modulation mode modulation, this radiofrequency signal is divided into a plurality of TS code streams by different frequency range, and each TS code stream can be single-unit order TS code stream (promptly only comprising a TV programme in a TS code stream), also can be for by the Polymera TS code stream of multiple connection (promptly comprising a plurality of TV programme in a TS code stream).21 pairs of cable TV signals that received of first TV tuner carry out filtering according to designated frequency band, obtain TS code stream once modulation, because cable TV signal is radio frequency transmission in cable television, so first TV tuner 21 is also carried out down-converted to this modulated TS code stream, to obtain the modulated TS code stream of intermediate frequency.
Cable TV demodulator 22 is connected with first TV tuner 21, obtain the modulated TS code stream of the intermediate frequency of first TV tuner, 21 outputs, when this TS code stream was single-unit order TS code stream, cable TV demodulator 22 carried out demodulation to obtain the 2nd TS code stream with this TS code stream; When this TS code stream is during by the Polymera TS code stream of multiple connection, 22 pairs of these TS code streams of cable TV demodulator carry out demodulation and it are treated to only comprising single-unit purpose the 2nd TS code stream.
In the above-described embodiments, ground digital television signal processing module 30 can comprise that specifically second TV tuner 31 and terrestrial DTV demodulator 32, the second TV tuner 31 are connected with the terrestrial DTV reception antenna, to receive ground digital television signal.This ground digital television signal comprises by the radiofrequency signal after the digital modulation mode modulation, this radiofrequency signal is divided into a plurality of TS code streams by different frequency range, and each TS code stream can be single-unit order TS code stream (promptly only comprising a TV programme in a TS code stream), also can be for by the Polymera TS code stream of multiple connection (promptly comprising a plurality of TV programme in a TS code stream).31 pairs of ground digital television signals that received of second TV tuner carry out filtering according to designated frequency band, obtain TS code stream once modulation, because the wireless transmission process of ground digital television signal also is a radio frequency transmission, so second TV tuner 31 is also carried out down-converted to this modulated TS code stream, to obtain the modulated TS code stream of intermediate frequency.
In the above-described embodiments, wireless transmitter module 50 can for example comprise Wi-Fi router five 1 and the antenna 52 that is connected with this Wi-Fi router five 1.
In the foregoing description of the utility model multi-mode multi-media radio router, send into simulation audio/video signal processing module 10 from the simulation audio/video signal of DVD player, after analog to digital converter 11 is digital audio/video signal with this conversion of signals, send into second encoder 12, for example be encoder/MPEG 2 encoders H.264, carry out digital audio/video Signal Compression, obtain H.264TS code stream/MPEG 2TS code stream.This H.264TS code stream/MPEG2TS code stream carry out scrambling by the TS2RTP encoder according to rule of specialty, and the TS code stream after the scrambling is encoded to RTP bag.Wi-Fi router five 1 connects for the TS2RTP encoder provides TCP/IP, and the TS2RTP encoder is clean culture RTP bag in this TCP/IP connection, and Wi-Fi router five 1 carries out wireless transmission with the RTP bag that obtains by antenna 52.So far, realized that the simulation audio/video signal that DVD player is provided broadcasts in home-ranges.
In addition, in the foregoing description of the utility model multi-mode multi-media radio router, cable TV signal from cable television inserts first TV tuner 21, finish the frequency range filtering and the down-conversion of cable TV signal by first TV tuner 21, the intermediate frequency filtering that obtains is sent into cable TV demodulator 22, obtain the H.264TS code stream or the MPEG2TS code stream of cable TV signal by 22 demodulation of cable TV demodulator.And in the above-described embodiments, by the terrestrial DTV reception antenna receive ground digital television signal insert second TV tuner 31, finish the frequency range filtering and the down-conversion of ground digital television signal by second TV tuner 31, obtain the H.264TS code stream or the MPEG2TS code stream of ground digital television signal by 32 demodulation of terrestrial DTV demodulator.Afterwards, be similar to the simulation audio/video Signal Processing process that DVD player is provided, H.264TS code stream or MPEG2TS code stream send into that the TS2RTP encoder is encoded and carry out wireless transmission by Wi-Fi router five 1 by antenna 52 with this.So far, realized cable TV signal that cable television is provided or the ground digital television signal that the terrestrial DTV reception antenna provides broadcasted in home-ranges.
Those skilled in the art is to be understood that, though in the above-described embodiments, the simulation audio/video signal processing module 10 of the utility model multi-mode multi-media radio router comprises the analog to digital converter 11 and second encoder 12, cable TV signal processing module 20 comprises first TV tuner 21 and cable TV demodulator 22, ground digital television signal processing module 30 comprises second TV tuner 31 and terrestrial DTV demodulator 32, but the utility model is not limited to this, and any simulation audio/video signal processing that DVD player can be provided becomes the structure of the simulation audio/video signal processing module 10 of a TS code stream, structure and any structure that the ground digital television signal that the terrestrial DTV reception antenna receives can be processed into the ground digital television signal processing module 30 of the 3rd TS code stream that any cable TV signal that cable television can be provided is processed into the cable TV signal processing module 20 of the 2nd TS code stream all are applicable to the utility model.
Further, in the multi-mode multi-media radio router of the foregoing description, also comprise:
In the multi-mode multi-media radio router of the foregoing description, simulation audio/video signal processing module 10, cable TV signal processing module 20, ground digital television signal processing module 30, cable modem module 60 and first encoder 40 are provided with control interface, and a plurality of control terminals of this micro controller module 80 are connected with the control interface of above-mentioned module respectively.After micro controller module 80 receives control signal by control signal reception terminal from wireless transmitter module 50, control signal is discerned, if the controlling object of this control signal is this multi-mode multi-media radio router, then micro controller module 80 is treated to the form that the module of desire control can be discerned with this control signal, and the control interface that sends to respective modules by the control corresponding terminal is to realize control.For example, when micro controller module 80 receives cable TV signal is switched to the control signal of DVD signal, the control terminal that is connected by the control interface with cable TV signal processing module 20 sends cut-off signals, so that the control interface of cable TV signal processing module 20 is carried out the shutoff operation to cable TV signal processing module 20 after receiving this cut-off signals; Simultaneously, micro controller module 80 sends start signal by the control terminal that the control interface with simulation audio/video signal processing module 10 is connected, so that the control interface of simulation audio/video signal processing module 10 is carried out open operation to this simulation audio/video signal processing module 10 after receiving this cut-off signals.By above operation, the signal that this multi-mode multi-media radio router is broadcasted will switch to the DVD signal by cable TV signal, realize the control operation according to control signal.Similarly, this multi-mode multi-media radio router can be realized wherein between the two the switching of DVD signal, cable TV signal, ground digital television signal and internet signal according to the control operation of control signal.In addition, by cable TV signal processing module 20 is controlled, for example, also can realize the channel selection control of cable TV by the filtering frequency range of adjusting first TV tuner 21 and the processing of 22 pairs of Polymera TS streams of cable TV demodulator.Or by ground digital television signal processing module 30 is controlled, for example handle by filtering frequency range and 32 couples of Polymera TS of the terrestrial DTV demodulator stream of regulating second TV tuner 31, with the channel selection control that realizes terrestrial DTV etc.Remove the above-mentioned control signal that is used to control this multi-mode multi-media radio router, control signal can also be used to control the DVD player that is connected with this multi-mode multi-media radio router.Control signal for the control DVD player, micro controller module 80 is treated to the understandable infrared control signal of DVD player with this control signal, and by infrared signal transmission terminal (for example being an infrared interface) transmission, after the infrared port of DVD player receives this infrared control signal, carry out the control corresponding operation.
Multi-mode multi-media radio router according to the foregoing description, owing to have the micro controller module 80 that to control this multi-mode multi-media radio router and connected DVD player according to the control signal that is received, can control the state of DVD player, the channel selection of cable TV, the mode of operation of the channel selection of terrestrial DTV and this multi-mode multi-media radio router etc., this mode of operation comprises the input of realization DVD signal, the cable TV signal input, ground digital television signal input and the Internet insert any one or a few in four kinds of functions, or realize four kinds of functions simultaneously.The practicality and the convenience of this multi-mode multi-media radio router have been improved.
The multi-media signal of the radio broadcasting within the family that the utility model multi-mode multi-media radio router is provided can show on TV or computer, when need show on TV, the utility model also provides a kind of multi-mode multi-media radio router receiving terminal, be provided with on TV, be used to receive the multi-media signal of radio broadcasting in the family, and this multi-media signal is handled to show on TV.
Fig. 2 is the structural representation of the utility model multi-mode multi-media radio router receiving terminal.As shown in Figure 2, multi-mode multi-media radio router receiving terminal of the present utility model comprises:
Wireless receiving module 100 is used for wireless receiving real time transport protocol bag;
First decoder 200 is connected with wireless receiving module 100, is used for the real time transport protocol bag is decoded and the TS code stream of descrambling for compressing;
Second decoder 300 is connected with first decoder 200, and the TS code stream compression coding that is used for compression is digital audio/video signal; And
Digital to analog converter 400 has simulation audio/video signal output terminal, and digital to analog converter 400 is connected with second decoder 300, and being used for digital audio/video conversion of signals is that the audio/video signal is also by the output of simulation audio/video signal output terminal.
The wireless receiving module 100 of the utility model multi-mode multi-media radio router receiving terminal is used to receive the multi-media signal that multi-mode multi-media radio router is broadcasted within the family, and this multi-media signal is the real time transport protocol packet form.Wireless receiving module 100 is sent to first decoder 200 (for example being the RTP2TS decoder) with this real time transport protocol bag, from this real time transport protocol bag, recover the TS code stream of compression by first decoder 200, and send into second decoder 300 (for example for H.264/MPEG2 decoder) behind the TS code stream descrambling to this compression, is digital signal by second decoder 300 with this TS code stream decoding, this decoded digital signal is sent into digital to analog converter 400 to generate analogue AV signal or analogue AV differential signal, offers TV and uses.
According to the utility model multi-mode multi-media radio router receiving terminal, can make the multi-media signal of the television set use radio broadcasting in the family, thereby realized that any multiple TV set in the family can use same DVD signal, cable TV signal or ground digital television signal, or used same internet signal on any multiple computers within the family.
Further, in the multi-mode multi-media radio router receiving terminal of the foregoing description, also comprise:
Micro controller module 500 has infrared control signal and receives terminal, and micro controller module 500 is connected with wireless receiving module 100, is used for wireless receiving module 100 is handled and be sent to the infrared control signal that receives from infrared control signal reception terminal;
Correspondingly, wireless receiving module 100 comprises that also the control signal that is connected with micro controller module 500 receives terminal, and wireless receiving module 100 also is used for the control signal that receives by control signal reception terminal is carried out wireless transmission.
Wherein, micro controller module 500 receives terminal by infrared control signal and receives infrared control signal, this infrared control signal is that the device with infrared interface by for example Infrared remote controller sends, and this control signal can comprise to the control of the signal source of television set display program (for example being DVD signal, cable TV signal, ground digital television signal or internet signal), to the control of wired or terrestrial DTV channel selection and to the control of DVD player.Micro controller module 500 is connected with wireless receiving module 100, driving wireless receiving module 100 is set up a wireless network with the wireless transmitter module 50 of multi-mode multi-media radio router and is connected, and micro controller module 500 is sent to wireless receiving module after the infrared control signal that is received is treated to the form that is suitable for wireless transmission, be sent to multi-mode multi-media radio router by the wireless network connection, carry out corresponding control operation according to the control signal that is received by multi-mode multi-media radio router.
Multi-mode multi-media radio router receiving terminal according to the foregoing description, can control the signal source and the wired or terrestrial DTV channel selection of television set display program, can also control DVD player, improve the application convenience of this multi-mode multi-media radio router receiving terminal.
When need receive the multi-media signal of the radio broadcasting within the family that the utility model multi-mode multi-media radio router provides by computer, because computer itself is equipped with Wi-Fi client modules (radio receiver) and decoder (second decoder) H.264/MPEG2, and being used for decoding of real time transport protocol bag and descrambling by assembling in computer is the decoder or the decoding software (first decoder) of TS code stream, can plays this radio multimedium signal on computers.Can also receive internet signal by the Wi-Fi client modules (radio receiver) that computer itself is equipped with, to realize the access of the Internet.
In addition, also can realize by the control of mouse and keyboard by the multimedia receiving software is set on computers to multi-mode multi-media radio router, the transport process of this control signal and the utility model multi-mode multi-media radio router receiving terminal are similar, so do not repeat them here.
The utility model also provides a kind of network system, this network system comprises the multi-mode multi-media radio router of the utility model the foregoing description as shown in Figure 1, and the multi-mode multi-media radio router receiving terminal of the utility model the foregoing description as shown in Figure 2.The concrete structure of this network system sees also above-mentioned detailed description to multi-mode multi-media radio router and multi-mode multi-media radio router receiving terminal, does not repeat them here.
Network system according to the foregoing description, because having can be with the DVD signal that is obtained by a DVD player, the multi-mode multi-media radio router that cable TV/internet signal that is obtained by cable television or the ground digital television signal that is obtained by the terrestrial DTV reception antenna carry out radio broadcasting within the family, and has a multi-media signal that can be used for receiving radio broadcasting in the family, and, realized providing multi-media signal to a plurality of playback equipments by a signal source with offering the multi-mode multi-media radio router receiving terminal of playback equipment after this multimedia signal dispose.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that previous embodiment is put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a multi-mode multi-media radio router is characterized in that, comprising:
Simulation audio/video signal processing module has DVD signal receiving end, and described simulation audio/video signal processing module will become first to transmit code stream from the simulation audio/video signal processing that described DVD signal receiving end receives;
The cable TV signal processing module has cable TV signal and receives terminal, and described cable TV signal processing module will be processed into second from the cable TV signal that described cable TV signal reception terminal receives and transmit code stream;
The ground digital television signal processing module has ground digital television signal and receives terminal, and described ground digital television signal processing module will be processed into the 3rd from the ground digital television signal that described ground digital television signal reception terminal receives and transmit code stream;
First encoder, be connected with described simulation audio/video signal processing module, described cable TV signal processing module and described ground digital television signal processing module respectively, described first encoder transmits code stream, the described second transmission code stream and described the 3rd transmission code stream to described first to carry out scrambling respectively and is encoded to the real time transport protocol bag;
Wireless transmitter module is connected with described first encoder, is used for described real time transport protocol bag is carried out wireless transmission;
The cable modem module is connected with described wireless transmitter module;
The bi-directional RF splitter, described bi-directional RF splitter comprises local side, first user side and second user side, described local side is connected with cable television, described first user side receives terminal with the cable TV signal of described cable TV signal processing module and is connected, and described second user side is connected with described cable modem module.
2. multi-mode multi-media radio router according to claim 1, it is characterized in that: described simulation audio/video signal processing module comprises the analog to digital converter that is provided with described DVD signal receiving end, and be connected with described analog to digital converter, be used for signal to the output of described analog to digital converter and carry out compressed encoding to obtain described first second encoder that transmits code stream.
3. multi-mode multi-media radio router according to claim 2 is characterized in that: described second encoder is H.264 encoder or mpeg 2 encoder.
4. multi-mode multi-media radio router according to claim 1, it is characterized in that: described cable TV signal processing module comprises and is provided with first TV tuner that described cable TV signal receives terminal, and is connected with described first TV tuner, be used for the signal of described first TV tuner output is carried out demodulation to obtain the cable TV demodulator of the described second transmission code stream.
5. multi-mode multi-media radio router according to claim 1, it is characterized in that: described ground digital television signal processing module comprises and is provided with second TV tuner that described ground digital television signal receives terminal, and is connected with described second TV tuner, be used for the signal of described second TV tuner output is carried out demodulation to obtain the terrestrial DTV demodulator of described the 3rd transmission code stream.
6. multi-mode multi-media radio router according to claim 1 is characterized in that, described wireless transmitter module comprises Wi-Fi router and the antenna that is connected with described Wi-Fi router.
7. according to arbitrary described multi-mode multi-media radio router in the claim 1 to 6, it is characterized in that, also comprise:
Micro controller module, have the control signal that is used for being connected and receive terminal with described wireless transmitter module, be respectively applied for and described simulation audio/video signal processing module, described cable TV signal processing module, described ground digital television signal processing module, a plurality of control terminals that described cable modem module is connected with described first encoder, and infrared signal transmission terminal, described micro controller module is used for the control signal that receives from described control signal reception terminal is handled and sent or send by described infrared signal transmission terminal by described a plurality of control terminals.
8. a multi-mode multi-media radio router receiving terminal is characterized in that, comprising:
Wireless receiving module is used for wireless receiving real time transport protocol bag;
First decoder is connected with described wireless receiving module, and described first decoder is decoded to described real time transport protocol bag and the transmission code stream of descrambling for compressing;
Second decoder is connected with described first decoder, and described second decoder is digital audio/video signal with the transmission code stream decoding of described compression;
Digital to analog converter, has simulation audio/video signal output terminal, described digital to analog converter is connected with described second decoder, and described digital to analog converter is exported described digital audio/video conversion of signals for simulation audio/video signal and by described simulation audio/video signal output terminal.
9. multi-mode multi-media radio router receiving terminal according to claim 8 is characterized in that, also comprises:
Micro controller module, have infrared control signal and receive terminal, described micro controller module is connected with described wireless receiving module, and described wireless receiving module is handled and be sent to described micro controller module to the infrared control signal that receives from described infrared control signal reception terminal;
Correspondingly, described wireless receiving module comprises that also the control signal that is connected with described micro controller module receives terminal, and described wireless receiving module also carries out wireless transmission to the signal that receives by described control signal reception terminal.
10. a network system is characterized in that, comprise as the arbitrary described multi-mode multi-media radio router of claim 1 to 7, and multi-mode multi-media radio router receiving terminal as claimed in claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020660389XU CN201919163U (en) | 2010-12-14 | 2010-12-14 | Multi-mode multimedia wireless router and receiving terminal thereof, and network system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020660389XU CN201919163U (en) | 2010-12-14 | 2010-12-14 | Multi-mode multimedia wireless router and receiving terminal thereof, and network system |
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| CN201919163U true CN201919163U (en) | 2011-08-03 |
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| CN201020660389XU Expired - Fee Related CN201919163U (en) | 2010-12-14 | 2010-12-14 | Multi-mode multimedia wireless router and receiving terminal thereof, and network system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103428455A (en) * | 2012-05-16 | 2013-12-04 | 联阳半导体股份有限公司 | Multimedia broadcasting system, method and device |
| CN105187946A (en) * | 2015-09-18 | 2015-12-23 | 深圳创维数字技术有限公司 | Multi-mode TV signal receiving method and digital TV receiving terminal |
-
2010
- 2010-12-14 CN CN201020660389XU patent/CN201919163U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103428455A (en) * | 2012-05-16 | 2013-12-04 | 联阳半导体股份有限公司 | Multimedia broadcasting system, method and device |
| CN105187946A (en) * | 2015-09-18 | 2015-12-23 | 深圳创维数字技术有限公司 | Multi-mode TV signal receiving method and digital TV receiving terminal |
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