CN100581224C - Wireless station selector - Google Patents
Wireless station selector Download PDFInfo
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- CN100581224C CN100581224C CN200610009075A CN200610009075A CN100581224C CN 100581224 C CN100581224 C CN 100581224C CN 200610009075 A CN200610009075 A CN 200610009075A CN 200610009075 A CN200610009075 A CN 200610009075A CN 100581224 C CN100581224 C CN 100581224C
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Abstract
The wireless station selector is in use for receiving signal of the input channel supplied by channel service provider, and selecting channel of signal of the input channel based on signal of control command inputted by user. The wireless station selector includes first and second video/audio send receive devices (VASRD). First VASRD is in use for receiving signal of control command, and packaging the signal for wireless communication transmission. Being connected to cable, second VASRD communicates to first VASRD wirelessly. Second VASRD is in use for receiving wireless control package containing signal of control command, and selecting channel of signal of the input channel based on signal of control command; then second VASRD packages the selected channel and transfers packet to first VASRD through wireless communication. Finally, receiving wireless video/audio packet of the selected channel, first VASRD generates outputted video/audio signal.
Description
Technical field
The present invention relates to a kind of station selector, particularly a kind of station selector that uses Radio Transmission Technology.
Background technology
In recent years, opening along with cable television channels, and the video content of channel becomes more diverse, people also increase day by day for the demand that obtains information from cable television channels, for example from watching cable television channels to obtain news messages, finance and economics message, shopping information etc., or then educational programs, variety show, tourism program, or even movie program etc.Yet everyone needed information is also incomplete same, and therefore many families all can increase the number of TV to meet each demand of kinsfolk.
Because TV must see through the channel transmission equipment that cable (cable) is connected to cable television channels operator, or install the station selector of box and so on the teaching machine additional, could make that so the user watches the channel of cable TV, therefore TV of every increase just must increase a cable (even will install another station selector additional).And many users are arranged on position (for example room) beyond the parlor to the TV that is increased, and therefore connect longer that the cabling of the cable of TV will become.And the user often will connect the mode cabling of cable to expose of TV, and must additionally use many fixers in order to fix these cables, just it is original attractive in appearance to have destroyed indoor environment thus, if and the design of the wiring path of cable is not good, will cause the inconvenience in the indoor occupant activity, even also may cause the people to stumble and cause unnecessary damages.
In addition, because adopting this kind way is to belong to affixed mode, therefore as long as the ornaments position of TV has change slightly, will cause quite consuming the time-consuming distribution change of power, and TV has also lost the freedom of shift in position because of stube cable, make the user can't abolish the restriction on the space and reach at an arbitrary position the information wanted.
Summary of the invention
The present invention aims to provide a kind of wireless station selector, make the user can reach at an arbitrary position the information wanted.
Based on above-mentioned and other purpose, the present invention proposes a kind of wireless station selector, has cable (cable) joint, can be couple to the channel transmission equipment of channel-operator via cable joint, the inputting channel signal that is provided in order to receiving channels operator.Wireless station selector of the present invention comprises the first audio-visual R-T unit and the second audio-visual R-T unit.Wherein, the first audio-visual R-T unit receives the control command signal, and package control command signal is to do wireless communication transmission.And the second audio-visual R-T unit and the first audio-visual R-T unit are done wireless telecommunications, the controlled in wireless package that comprises the control command signal in order to reception, and choose the channel of inputting channel signal according to the control command signal, and then the selected channel of package, and selected channel transferred to the first audio-visual R-T unit with wireless communication mode.And the first audio-visual R-T unit receives the wireless image-sound package that this comprises selected channel, to produce the output video-audio signal.
Aforesaid wireless station selector, in a preferred embodiment, the first audio-visual R-T unit comprises receiver, first processor, first wireless transport module and signal output apparatus.Wherein, receiver is in order to the reception control command signal that the user imported, and first processor is coupled to receiver.First wireless transport module is coupled to first processor, in order to receive the wireless image-sound package that the second audio-visual R-T unit is transmitted, and behind the package of removing the wireless image-sound package with its output, and see through first processor and receiver and receive the control command signal, and this control command signal of package and produce the controlled in wireless package that comprises the control command signal, and then this controlled in wireless package is sent out with wireless transmission method.Signal output apparatus is coupled to first processor, and sees through the output that first processor receives first wireless transport module, and then produces the output video-audio signal according to the output of first wireless transport module.
Aforesaid wireless station selector, in a preferred embodiment, the second audio-visual R-T unit comprises second wireless transport module, second processor, frequency channel-selection assembly and image capture unit.Second wireless transport module is in order to receiving the controlled in wireless package that the first audio-visual R-T unit is transmitted, and behind the package of removing the controlled in wireless package with its output.Second processor is coupled to second wireless transport module, and frequency channel-selection assembly is coupled to second processor.Image capture unit then is coupled to cable joint respectively, the frequency channel-selection assembly and second processor, receive the inputting channel signal of importing by cable in order to see through cable joint, and this image capture unit sees through frequency channel-selection assembly in regular turn, second processor and receive the output of second wireless transport module, and the channel of selecting the inputting channel signal according to the output of second wireless transport module, export selected channel to second processor then, and second processor exports second transport module to after this channel is done audio-visual compression, so that the output of the second wireless transport module package, second processor and produce the wireless image-sound package that comprises this channel, second wireless transport module sends out the wireless image-sound package with wireless transmission method more then.
Described according to preferred embodiment of the present invention, the first included wireless transport module of the first audio-visual R-T unit of above-mentioned wireless station selector can be Wireless Fidelity (Wireless Fidelity, Wi-Fi) transport module.
Described according to preferred embodiment of the present invention, the second included wireless transport module of the second audio-visual R-T unit of above-mentioned wireless station selector can be the Wireless Fidelity transport module.
The present invention is because of adopting the station selector of Radio Transmission Technology, therefore the user is as long as install this wireless station selector additional between TV or LCD screen and cable, just TV or LCD screen can be arranged on the optional position that user institute desire is furnished, no longer be subjected to pining down of cable.
For above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
Fig. 1 is the block diagram according to the wireless station selector of a preferred embodiment of the present invention.
Embodiment
Fig. 1 is the block diagram according to the wireless station selector of a preferred embodiment of the present invention.Please refer to Fig. 1, wireless station selector 100 comprises the first audio-visual R-T unit 102 and the second audio-visual R-T unit 104.Wherein, the first audio-visual R-T unit 102 and the second audio-visual R-T unit 104 are done wireless telecommunications mutually.The first audio-visual R-T unit 102 is in order to receive the wireless image-sound package wvsp that transmitted by the second audio-visual R-T unit 104 and control command signal cms by the user imported, and produce output video-audio signal ovss according to wireless image-sound package wvsp, and produce the controlled in wireless package wcp that comprises this control command signal cms according to control command signal cms.In addition, the cable joint that the second audio-visual R-T unit 104 sees through this wireless station selector couples a cable that is connected to the channel transmission equipment of channel-operator, in order to receive by inputting channel signal ics that channel-operator provided and the controlled in wireless package wcp that is transmitted by the first audio-visual R-T unit 102, and choose the channel of inputting channel signal ics according to controlled in wireless package wcp, and and then produce the wireless image-sound package wvsp comprise selected channel.
Wherein, the first audio-visual R-T unit 102 comprises receiver 106, first processor 108, first wireless transport module 110 and signal output apparatus 112.First processor 108 couples receiver 106 and signal output apparatus 112, and first wireless transport module 110 couples first processor 108.The second audio-visual R-T unit 104 comprises second wireless transport module 114, second processor 116, frequency channel-selection assembly 118 and image capture unit 120, and second processor 116 couples second wireless transport module 114, frequency channel-selection assembly 118 couples second processor 116, and image capture unit 120 couples second processor 116, frequency channel-selection assembly 118 respectively, and is drawn the cable that is connected to the user through the channel transmission equipment that cable joint couples by channel-operator.
In this preferred embodiment, first wireless transport module 110 and second wireless transport module 114 can be the Wireless Fidelity transport module, and transmit the wireless image-sound package and the controlled in wireless package of compression by home control network communication protocol.Yet the user can freely adopt the wireless transport module of any pattern, does not do above-mentioned qualification in other embodiments.For asking the convenience of explanation, below the movement content of the first audio-visual R-T unit 102 and the second audio-visual R-T unit 104 is explained in the lump.
At first, if receiver 106 is received the control command signal cms that is imported by the user, and export control signal according to control command signal cms.Then, first processor 108 receives this control signal, and control signal is compressed into the control compressed signal, will control compressed signal then and export first wireless transport module 110 to.(this controlled in wireless package wcp promptly comprises the control command signal cms through repeatedly formal transformation and first wireless transport module 110 produces controlled in wireless package wcp with the control compressed signal that is received according to the Wireless Fidelity communications protocol, repeatedly formal transformation represents that this control command signal cms is in regular turn via receiver 106, the first processor 108 and first wireless transport module 110 process and change, make the form of signal take place repeatedly to change, yet through the content of processing with the signal of conversion, be still the signal content that comprises at first by the control command signal cms that the user imported), and controlled in wireless package wcp is sent to second wireless transport module 114 with wireless transmission method.
Second wireless transport module 114 is removed the package of the controlled in wireless package wcp that is received, makes it to be reduced into the control compressed signal that first processor 108 is exported, and exports this control compressed signal to second processor 116.Second processor 116 decompresses this control compressed signal and produces the channel control signal, exports this channel control signal to frequency channel-selection assembly 118 then.Frequency channel-selection assembly 118 then produces channel selecting signal according to this channel control signal, and exports this channel selecting signal to image capture unit 120.
Second wireless transport module 114 produces wireless image-sound package wvsp with this audio-visual compressed signal, and (this wireless image-sound package promptly comprises the channel of choosing through formal transformation repeatedly according to the Wireless Fidelity communications protocol, repeatedly formal transformation represents that selected channel is in regular turn via image capture unit 120, second processor 116 and second wireless transport module 114 process and change, make the form of signal take place repeatedly to change, yet through the content of processing with the channel of conversion, be still the channel content that comprises initial selected channel), and wireless image-sound package wvsp is sent to first wireless transport module 110 with wireless transmission method.
First wireless transport module 110 is removed the package of the wireless image-sound package wvsp that is received, makes it to be reduced into the audio-visual compressed signal that second processor 116 is exported, and this audio-visual compressed signal is sent to first processor 108.108 of first processors de-compress into video-audio signal with the audio-visual compressed signal that is received, then first processor 108 exports this video-audio signal to signal output apparatus 112, and signal output apparatus 112 then produces output video-audio signal ovss according to this video-audio signal.Thus, the user is as long as draw this output video-audio signal ovss on the signal input part of receiving display (for example TV or LCD screen etc.), just can begin to watch the channel desiring to watch.
The consensus standard of the Wireless Fidelity communications protocol in the above-mentioned preferred embodiment can adopt 802.11b or 802.11g standard in the Wireless Fidelity communications protocol.Yet the user can adopt other standard according to individual demand, does not do above-mentioned qualification in another embodiment.And in above-mentioned preferred embodiment, wireless station selector 100 more can comprise remote controller 122, and remote controller 122 is then according to order that the user imported and export control command signal cms.
In sum, the present invention is for adopting the station selector of Radio Transmission Technology, therefore the user is as long as install this wireless station selector 100 additional between TV or LCD screen and cable, just TV or LCD screen can be arranged on the optional position of user institute desire ornaments, no longer be subjected to pining down of cable and abolished the restriction on the space.In addition,, therefore do not need routing of layout again owing to do not need to come the transmission channel signal with cable more yet, therefore can also the interior attractive in appearance and safety of maintenance room.
Though the present invention describes in conjunction with its specific embodiment, other variation and revise and other use is conspicuous for those skilled in the art that.Therefore the scope that will protect of the present invention is not subjected to the restriction of above-mentioned explanation, and only is subjected to the restriction of claim of the present invention.
Claims (10)
1. a wireless station selector is characterized in that, has a cable joint, can be couple to the channel transmission equipment of channel-operator via this cable joint, and in order to the inputting channel signal that receiving channels operator is provided, this wireless station selector comprises:
One first audio-visual R-T unit receives a control command signal, and this control command signal of package is with wireless communication transmission; And
One second audio-visual R-T unit, with these first audio-visual R-T unit wireless telecommunications, a controlled in wireless package that comprises this control command signal in order to reception, and choose a channel of this inputting channel signal according to this control command signal, the channel that this second audio-visual R-T unit package is chosen with wireless communication transmission to this first audio-visual R-T unit, and this first audio-visual R-T unit receives a wireless image-sound package that comprises this channel of choosing, to produce an output video-audio signal.
2. wireless station selector as claimed in claim 1 is characterized in that, wherein this first audio-visual R-T unit comprises:
One receiver is in order to receive this control command signal;
One first processor is coupled to this receiver;
One first wireless transport module, be coupled to this first processor, in order to receive this wireless image-sound package that this second audio-visual R-T unit is transmitted, and after removing the package of this wireless image-sound package with its output, and see through this first processor and receiver and receive this control command signal, and this control command signal of package and produce a controlled in wireless package that comprises this control command signal, with wireless transmission method this controlled in wireless package is sent out then; And
One signal output apparatus is coupled to this first processor, and receives the output of this first wireless transport module through this first processor, produces an output video-audio signal then according to the output of this first wireless transport module.
3. wireless station selector as claimed in claim 2 is characterized in that, wherein this first wireless transport module Wireless Fidelity transport module more.
4. wireless station selector as claimed in claim 2 is characterized in that, wherein this controlled in wireless package is for producing according to the 802.11b standard.
5. wireless station selector as claimed in claim 2 is characterized in that, wherein this controlled in wireless package is for producing according to the 802.11g standard.
6. wireless station selector as claimed in claim 1 is characterized in that, wherein this second audio-visual R-T unit comprises:
One second wireless transport module, in order to receiving this controlled in wireless package that this first audio-visual R-T unit is transmitted, and behind the package of removing this controlled in wireless package with its output;
One second processor is coupled to this second wireless transport module;
One frequency channel-selection assembly is coupled to this second processor; And
One image capture unit, this image capture unit is coupled to this cable respectively, this frequency channel-selection assembly and this second processor, in order to receive this inputting channel signal of importing by this cable, and this image capture unit sees through this frequency channel-selection assembly in regular turn, this second processor and receive the output of this second wireless transport module, and the channel of selecting the inputting channel signal according to the output of this second wireless transport module, then this channel is exported to this second processor, and this second processor exports this second transport module to after this channel is done audio-visual compression, so that the output of this this second processor of second wireless transport module package and produce a wireless image-sound package that comprises this channel, this second wireless transport module sends out this wireless image-sound package with wireless transmission method more then.
7. wireless station selector as claimed in claim 6 is characterized in that, wherein this second wireless transport module Wireless Fidelity transport module more.
8. wireless station selector as claimed in claim 6 is characterized in that, wherein this wireless image-sound package is for producing according to the 802.11b standard.
9. wireless station selector as claimed in claim 6 is characterized in that, wherein this wireless image-sound package is for producing according to the 802.11g standard.
10. wireless station selector as claimed in claim 1 is characterized in that, more comprises a remote controller, in order to receiving the order that the user imported, and exports this control command signal according to this order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610009075A CN100581224C (en) | 2006-02-17 | 2006-02-17 | Wireless station selector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610009075A CN100581224C (en) | 2006-02-17 | 2006-02-17 | Wireless station selector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101026699A CN101026699A (en) | 2007-08-29 |
| CN100581224C true CN100581224C (en) | 2010-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610009075A Expired - Fee Related CN100581224C (en) | 2006-02-17 | 2006-02-17 | Wireless station selector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100581224C (en) |
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2006
- 2006-02-17 CN CN200610009075A patent/CN100581224C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101026699A (en) | 2007-08-29 |
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Granted publication date: 20100113 Termination date: 20190217 |