CN201919106U - Connecting box for cable television - Google Patents
Connecting box for cable television Download PDFInfo
- Publication number
- CN201919106U CN201919106U CN2010205696539U CN201020569653U CN201919106U CN 201919106 U CN201919106 U CN 201919106U CN 2010205696539 U CN2010205696539 U CN 2010205696539U CN 201020569653 U CN201020569653 U CN 201020569653U CN 201919106 U CN201919106 U CN 201919106U
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- interface
- cable
- frequency power
- terminal box
- wireless antenna
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Abstract
The utility model discloses a connecting box for a cable television, which comprises a box body, a connecting box panel and an interface, wherein the interface is arranged on the connecting box panel and is connected with a coaxial cable; a frequency power divider and a wireless antenna outputting WLAN (wireless local area network)/2G (the 2nd generation)/3G (the 3rd generation) radio-frequency signals are further arranged in the connecting box; one end of the frequency power divider is connected with the coaxial cable, and the other end is connected with the interface and/or the wireless antenna. As the frequency power divider is adopted, the system can support simultaneous transmission and emission of TV (television) signals and the WLAN/2G/3G signals compared with the mode that the divider is not adopted. In addition, as the wireless antenna is adopted, the radio-frequency signals with assigned frequencies can be directly emitted to the air, so as to play an important role in indoor WLAN coverage and 2G/3G wireless communication coverage.
Description
Technical field
The utility model relates to a kind of cable TV terminal box, relates in particular to the cable TV terminal box of a kind of WLAN of support WLAN (wireless local area network), 2G/3G wireless coverage.
Background technology
Along with the continuous development of wireless network, people need comprise WLAN WLAN (wireless local area network), 2G/3G mobile communication signal for stable wireless signal is provided in the room particularly for human habitation in the buildings.The mode that solves mostly is the WLAN/2G/3G indoor distributed system is installed in these buildings at present, allows wireless signal pass through middle barrier and reaches receiver.And being wireless signal, the shortcoming of doing like this bring loss of signal bigger when passing through wall.And cable system independently lays in system separately, and cost is higher; Simultaneously, because more antenna has been installed, it is attractive in appearance that influence is fitted up, and also increased difficulty of construction.
Number of patent application 200910083403.6, patent name is " based on the method for cable TV network transmission 3G wireless signal ", this patent is in order to overcome the shortcoming that the wireless indoor compartment system must independently lay cable, a kind of technical scheme is disclosed, while transmitting television signals and 3G signal have solved the problems referred to above in original cable television system.But the structure and the implementation method of the unexposed particular user box of this patent do not solve the common cable transmission problem of WLAN signal, 2G signal yet.
Number of patent application 200910310553.6, patent name is " utilizing cable tv coax to realize the subscriber box that wireless wide band signal inserts ", this patent disclosure a kind of subscriber box that comprises circuit of high pass filter and low-pass filter circuit, but the matching problem between unresolved three tunnel radiofrequency signals of this scheme.
The utility model content
The utility model overcomes the traditional a kind of WLAN of support WLAN (wireless local area network), cable TV terminal box that 2G/3G is wireless of disclosing, this cable TV terminal box can be transmitted directly to the radiofrequency signal of assigned frequency in the air, thereby realize indoor WLAN, 2G/3G wireless coverage, solved the radiofrequency signal matching problem simultaneously.
The utility model solves the problems of the technologies described above the technical scheme that adopted as following description:
A kind of cable TV terminal box, comprise box body, terminal block panel and interface, described interface is arranged on the terminal block panel, and connection coaxial cable, in addition, also be provided with the wireless antenna of frequency power distributor and output WLAN/2G/3G radiofrequency signal in the terminal box, described frequency power distributor one end connects above-mentioned coaxial cable, and an end connects above-mentioned interface and/or wireless antenna.
Further, preferred construction is, described frequency power distributor is duplexer or triplexer, and described frequency power distributor is installed in box body inside.
Further, preferred construction is, described wireless antenna is external on above-mentioned terminal block panel or directly be built in above-mentioned box body inside.
Further, preferred construction is that described wireless antenna is a built-in aerial, and described wireless antenna is connected with the frequency power distributor.
Further, preferred construction is that described interface is an antennal interface.
Further, preferred construction is that described interface is TV interface and antennal interface.
Further, preferred construction is that described interface is TV interface, FM interface and antennal interface.
Further, preferred construction is, described wireless antenna is an external antenna, and, be connected with the frequency power distributor by antennal interface.
Further, preferred construction is that described wireless antenna can connect above-mentioned antennal interface with plugging or be fixed together with above-mentioned antennal interface.
Further, preferred construction is that described cable TV terminal box also is provided with amplifier.
The beneficial effect that the utility model has been had after having taked technique scheme such as below description:
The first, owing to be provided with the frequency power distributor, compare with the mode that does not have frequency power distributor device, transmission and emission had better technical effect when system can support TV signal and WLAN/2G/3G signal.
The second owing to be provided with internal or external wireless antenna, can be transmitted directly to the radiofrequency signal of assigned frequency in the air, this for indoor WLAN cover, the 2G/3G wireless coverage all plays an important role.
Description of drawings
By the description of its exemplary embodiment being carried out below in conjunction with accompanying drawing, the above-mentioned feature and advantage of the present invention will become apparent and understand easily.
Fig. 1 is the connection diagram of the utility model TV box;
Fig. 2 is the structural representation of the utility model embodiment;
Fig. 3 is the structural representation of another embodiment of the utility model;
Fig. 4 is the structural representation of another embodiment of the utility model;
Fig. 5 is the structural representation of another embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
Fig. 1 is the connection diagram of the utility model TV box.
As shown in the figure, this cable television box, can support WLAN WLAN (wireless local area network), 2G/3G wireless coverage, the antennal interface 107 that mainly includes line cable 102, frequency power distributor 103, TV interface 106, FM interface 105 and lay external antenna 104, above-mentioned interface is arranged on the terminal block panel 101.Signal is imported from wired cable 102 and is come, and through the separation of frequency power distributor 103, can make network signal pass through external radio antenna 104 and transmit, and then can realize the covering of WLAN WLAN (wireless local area network), 2G/3G wireless signal.And, external TV of TV interface 106 and FM105 and FV FM broadcasting, thus external coaxial cable can be passed through, realize that the signal of TV signal and FM FM broadcasting transmits.
Owing to increased frequency power distributor 103, transmit when system can support TV signal and WLAN/2G/3G signal and emission, and can reduce the insertion loss of signal, improved the reliability that connects.In addition, the utility model TV terminal box also can increase the frequency power distributor, and system can realize work equally, just signal from insert loss, interfere with each other bigger.
Normally, frequency power distributor 103 is mounted in box body inside, and is fixed together with terminal block panel 101, certainly, also can take other built-in mounting means.
Wherein, described frequency power distributor can be selected duplexer or triplexer.
Fig. 2 is the structural representation of the utility model embodiment.
As shown in the figure, among this embodiment, on terminal block panel 101, only comprised an antennal interface 107 of laying external antenna 104, this kind embodiment is applicable to the environment that only needs the network coverage, by this kind design, network signal can not need netting twine, just can realize covering by the cable TV coaxial cable purpose of entire environment.
It is pluggable to it should be noted that antenna can make, and also can be fixedly connected and can not disassembled simply, wherein take fixedly connected after, can prevent that locking system dismantles without reason.
Fig. 3 is the structural representation of another embodiment of the utility model.
As shown in the figure, among this embodiment, than embodiment shown in Figure 2, increased a TV interface 106, TV interface 106 can be external in outside television terminal, and wireless antenna 104 can be given the outside network equipment by the delivery network signal, and then realizes the technical purpose that WLAN WLAN (wireless local area network), 2G/3G wireless signal cover.
It is pluggable to it should be noted that antenna can make, and also can be fixedly connected and can not disassembled simply, wherein take fixedly connected after, can prevent that locking system dismantles without reason.
Fig. 4 is the structural representation of another embodiment of the utility model.
As shown in the figure, among this embodiment, the antennal interface 107 that on terminal block panel 101, is provided with TV interface 106, FM interface 105 and lays external antenna 104, and, above-mentioned interface links together by frequency power distributor 103 and the coaxial cable 102 that transmits signal, and then can reduce loss of signal, the interference of minimizing signal, thereby can realize that WLAN WLAN (wireless local area network), 2G/3G wireless signal cover.
It is pluggable to it should be noted that antenna can make, and also can be fixedly connected and can not disassembled simply, wherein take fixedly connected after, can prevent that locking system dismantles without reason.
In addition, as preferably, can also incorporated amplifier, and then realize the enlarging function of radiofrequency signal.
Fig. 5 is the structural representation of another embodiment of the utility model
As shown in the figure, among this embodiment, above-mentioned wireless antenna is a built-in aerial 104, promptly directly antenna is made in box body inside, other are the same with the foregoing description, and promptly the frequency power distributor can also can be triplexer for duplexer, interface can be TV interface 106 and FM interface 105, certainly, also can incorporated amplifier, and connect the said frequencies power divider.
Take to make above-mentioned cable television box outward appearance more attractive in appearance after the built-in aerial design, simultaneously, also reduced the risk that wireless antenna is damaged by external object.
In addition, the utility model product can have following mutation:
For example, external antenna, external cable, this cable can be transferred to other place and connect antenna again or directly receive on the equipment.
It should be noted that; above-mentioned specific embodiment is exemplary; under above-mentioned instruction of the present utility model, those skilled in the art can carry out various improvement and distortion on the basis of the foregoing description, and these improvement or distortion drop in the protection range of the present utility model.
It will be understood by those skilled in the art that top specific descriptions just in order to explain the purpose of this utility model, are not to be used to limit the utility model.Protection range of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. cable TV terminal box, comprise box body, terminal block panel and interface, described interface is arranged on the terminal block panel, and connection coaxial cable, it is characterized in that, also be provided with the wireless antenna of frequency power distributor and output WLAN/2G/3G radiofrequency signal in the terminal box, described frequency power distributor one end connects above-mentioned coaxial cable, and an end connects above-mentioned interface and/or wireless antenna.
2. cable TV terminal box according to claim 1 is characterized in that, described frequency power distributor is duplexer or triplexer, and described frequency power distributor is installed in box body inside.
3. cable TV terminal box according to claim 1 and 2 is characterized in that, described wireless antenna is external on above-mentioned terminal block panel or directly be built in above-mentioned box body inside.
4. cable TV terminal box according to claim 3 is characterized in that, described wireless antenna is a built-in aerial, and described wireless antenna is connected with the frequency power distributor.
5. cable TV terminal box according to claim 1 and 2 is characterized in that, described interface is an antennal interface.
6. cable TV terminal box according to claim 1 and 2 is characterized in that, described interface is TV interface and antennal interface.
7. cable TV terminal box according to claim 1 and 2 is characterized in that, described interface is TV interface, FM interface and antennal interface.
8. cable TV terminal box according to claim 5 is characterized in that, described wireless antenna is an external antenna, and, be connected with the frequency power distributor by antennal interface.
9. cable TV terminal box according to claim 8 is characterized in that, described wireless antenna can connect above-mentioned antennal interface with plugging or be fixed together with above-mentioned antennal interface.
10. cable TV terminal box according to claim 1 is characterized in that, described cable TV terminal box also is provided with amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205696539U CN201919106U (en) | 2010-10-21 | 2010-10-21 | Connecting box for cable television |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205696539U CN201919106U (en) | 2010-10-21 | 2010-10-21 | Connecting box for cable television |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201919106U true CN201919106U (en) | 2011-08-03 |
Family
ID=44418894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205696539U Expired - Fee Related CN201919106U (en) | 2010-10-21 | 2010-10-21 | Connecting box for cable television |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201919106U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103165987A (en) * | 2011-12-14 | 2013-06-19 | 中国钢铁股份有限公司 | Antenna array device |
| CN104579861A (en) * | 2013-09-04 | 2015-04-29 | 艾锐势公司 | FFT tap WiFi extension device |
| CN108550978A (en) * | 2018-04-16 | 2018-09-18 | 维沃移动通信有限公司 | A kind of antenna system and mobile terminal |
-
2010
- 2010-10-21 CN CN2010205696539U patent/CN201919106U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103165987A (en) * | 2011-12-14 | 2013-06-19 | 中国钢铁股份有限公司 | Antenna array device |
| CN104579861A (en) * | 2013-09-04 | 2015-04-29 | 艾锐势公司 | FFT tap WiFi extension device |
| CN104579861B (en) * | 2013-09-04 | 2018-08-28 | 艾锐势公司 | FFT tap WiFi expanding units |
| CN108550978A (en) * | 2018-04-16 | 2018-09-18 | 维沃移动通信有限公司 | A kind of antenna system and mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Beijing Zhongguang Kuanmei Technology Co., Ltd. Document name: Notification to Pay the Fees |
|
| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20181021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |