CN111263245A - MoCA equipment and system with selectable working frequency bands - Google Patents
MoCA equipment and system with selectable working frequency bands Download PDFInfo
- Publication number
- CN111263245A CN111263245A CN202010044165.4A CN202010044165A CN111263245A CN 111263245 A CN111263245 A CN 111263245A CN 202010044165 A CN202010044165 A CN 202010044165A CN 111263245 A CN111263245 A CN 111263245A
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- China
- Prior art keywords
- band
- moca
- frequency signal
- radio frequency
- pass filters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/006—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/401—Circuits for selecting or indicating operating mode
Abstract
The invention discloses a MoCA device and a system with selectable working frequency bands, wherein the device comprises a radio frequency signal input end, a radio frequency signal output end and a coaxial line for connecting the radio frequency signal input end and the radio frequency signal output end, the coaxial line comprises a plurality of band-pass filters and a pair of single-pole multi-throw switches, and the pair of single-pole multi-throw switches are respectively constructed to be capable of selectively connecting one of the plurality of band-pass filters between the radio frequency signal input end and the radio frequency signal output end; wherein the plurality of band pass filters are configured to be capable of respectively realizing different pass band ranges. According to the MoCA equipment and the MoCA system with selectable working frequency bands, the MoCA equipment and the MoCA system with selectable working frequency bands can adapt to a plurality of working frequency band networks and a plurality of use scenes, can be flexibly configured according to needs, are favorable for simplifying the configuration and maintenance of the networks and the equipment, and are also favorable for reducing the product investment, the maintenance cost and prolonging the service life of the product.
Description
Technical Field
The invention relates to a MoCA device and a MoCA system with selectable working frequency bands.
Background
MoCA devices are widely used in the home intranet, particularly in europe, the united states, and so on. Due to the limitations of foreign building construction and operator networks, internet access devices such as Cable modem, DSL modem, and PONONT often cannot enter the home. And the home gateway is generally installed indoors. From outdoor to indoor, MoCA transmission is often employed. While MoCA is often used as an internetwork of indoor equipment. Thus, in a coaxial network, two MoCA networks, MoCA WAN and MoCA LAN with different working frequency bands exist simultaneously. And with the increase of the bandwidth demand of customers, the home gateway can be moved outdoors, and a MoCA full-band network needs to be constructed indoors. Thus, users need a single MoCA product to be adaptable to a plurality of use scenarios.
Therefore, it is desirable to design a MoCA device that can adapt to multiple operating frequency band networks, so as to simplify the configuration and maintenance of the networks and devices, reduce the investment, and prolong the service life of the product.
Disclosure of Invention
The invention aims to overcome the defects that the conventional MoCA equipment cannot be suitable for a plurality of working frequency band networks and a plurality of use scenes, so that the overall configuration and maintenance of the network equipment are complex and the cost is high, and provides a novel MoCA equipment and a system with selectable working frequency bands.
The invention solves the technical problems by adopting the following technical scheme:
the invention provides a MoCA device with selectable working frequency bands, which is characterized by comprising a radio frequency signal input end, a radio frequency signal output end and a coaxial line for connecting the radio frequency signal input end and the radio frequency signal output end, wherein the coaxial line comprises a plurality of band-pass filters and a pair of single-pole multi-throw switches, and the pair of single-pole multi-throw switches are respectively constructed to be capable of selectively connecting one of the plurality of band-pass filters between the radio frequency signal input end and the radio frequency signal output end;
wherein the plurality of band pass filters are configured to be capable of respectively achieving different pass band ranges.
According to some embodiments of the invention, the MoCA device further comprises a single-pole multi-position toggle switch associated with the pair of single-pole multi-throw switches to select the operating frequency band.
According to some embodiments of the invention, the MoCA device further comprises a remote control configured to control the pair of single pole, multiple throw switches.
According to some embodiments of the invention, the remote control device is further configured to enable individual configuration modification, configuration reading, configuration saving of the plurality of band pass filters.
According to some embodiments of the invention, the pair of single pole, multiple throw switches are configured to be capable of performing switching in synchronization with each other via a linkage.
According to some embodiments of the invention, the MoCA device further comprises a display device communicatively coupled to the plurality of band pass filters and configured to display a current configuration of the plurality of band pass filters.
According to some embodiments of the invention, the pass band range of the plurality of band pass filters is adjustable.
According to some embodiments of the invention, the plurality of band pass filters includes a full band pass filter, a band pass filter configured to have a pass band range suitable for MoCA WAN, and a band pass filter configured to have a pass band range suitable for MoCA LAN.
According to some embodiments of the invention, the plurality of bandpass filters have an isolation of no less than 30 dB.
The invention also provides a MoCA system with a selectable working frequency band, which comprises the MoCA equipment with the selectable working frequency band, wherein the radio-frequency signal input end is connected with the optical network equipment, and the radio-frequency signal output end is connected with a plurality of networking node equipment.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows:
according to the MoCA equipment and the MoCA system with selectable working frequency bands, the MoCA equipment and the MoCA system with selectable working frequency bands can adapt to a plurality of working frequency band networks and a plurality of use scenes, can be flexibly configured according to needs, are favorable for simplifying the configuration and maintenance of the networks and the equipment, and are also favorable for reducing the product investment, the maintenance cost and prolonging the service life of the product.
Drawings
Fig. 1 is a schematic diagram of a MoCA device with an optional operating frequency band according to a preferred embodiment of the present invention.
Fig. 2 is a diagram of a MoCA full-frequency-band spectrum related to an application example of a MoCA device with an optional operating frequency band according to a preferred embodiment of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, is intended to be illustrative, and not restrictive, and any other similar items may be considered within the scope of the present invention.
In the following detailed description, directional terms, such as "left", "right", "upper", "lower", "front", "rear", and the like, are used with reference to the orientation as illustrated in the drawings. The components of various embodiments of the present invention can be positioned in a number of different orientations and the directional terminology is used for purposes of illustration and is in no way limiting.
Referring to fig. 1, the MoCA device with a selectable operating frequency band according to the preferred embodiment of the present invention includes a radio frequency signal input terminal (RF in), a radio frequency signal output terminal (RF out), and a coaxial line connecting the radio frequency signal input terminal and the radio frequency signal output terminal. In the example shown in fig. 1, the coaxial line includes three band pass filters and a pair of single pole, triple throw switches each configured to selectively connect one of the three band pass filters between the radio frequency signal input and the radio frequency signal output, wherein the three band pass filters are configured to achieve different pass band ranges, respectively.
It is readily understood that the number of band pass filters and the frequency range or passband range to which they are assigned in the embodiments shown in the figures described herein are merely exemplary and do not limit the scope of the invention.
The radio frequency signal input end may be connected to an optical network device (ONT for short), and the radio frequency signal output end may be connected to a plurality of networking node devices.
According to some application examples, the ONT may integrate a home gateway function, and then the coaxial line may be used to transmit MoCA full-band signals to increase the network bandwidth. The MoCA full band spectrum is shown in fig. 2.
Based on this application example, referring to fig. 1, the configurations of designing the band selectable circuit or the band pass filter may be as follows:
1) the method comprises the steps of customizing an LTCC band-pass filter aiming at the MoCA WAN, wherein the pass band range is 1475-1675 MHz;
2) the method comprises the steps of customizing an LTCC band-pass filter aiming at the MoCA LAN, wherein the pass band range is 1025 plus 1350 MHz;
3) aiming at the full-band MoCA, an LTCC band-pass filter is selected, and the pass band range is 1125-shaped 1675 MHz.
Since MoCA WAN and MoCA LAN can coexist on the same coax, the isolation between the two filters can be configured to be above 30dB to avoid the adverse effects of mutual interference.
According to some preferred embodiments of the present invention, the MoCA device further comprises a single-pole multi-position toggle switch associated with the pair of single-pole multi-throw switches for selecting the operating frequency band for user intuitive selection of the operating frequency band.
According to some alternative embodiments of the present invention, the single-pole three-throw switch may also be switched on and off via a control line, which may be connected to the Host CPU and the single-pole three-position toggle switch.
According to some alternative embodiments of the present invention, the MoCA device further comprises a remote control configured to control the pair of single pole, multiple throw switches. Further, the remote management system can be controlled by software so as to carry out remote management by network management software.
According to some preferred embodiments of the present invention, the remote control device is further configured to enable individual configuration modification, configuration reading, configuration saving of the plurality of band pass filters, and the pass band ranges of the plurality of band pass filters are adjustable. Therefore, the MoCA equipment product can have better universality.
According to some preferred embodiments of the present invention, the pair of single pole multiple throw switches are configured to be capable of performing switching in synchronization with each other via a linkage mechanism.
According to some preferred embodiments of the present invention, the MoCA device further comprises a display device communicatively coupled to the plurality of band pass filters and configured to display a current configuration of the plurality of band pass filters. For example, the current operating frequency band may be displayed by an indicator light, a display screen, or the like, so that the user can know the operating state of the device.
According to the MoCA equipment of the preferred embodiment of the invention, a single product can construct different networks based on a common household coaxial line, and can avoid mutual interference among the networks, thereby being beneficial to enabling the product to have greater use flexibility and protecting user investment.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (10)
1. A MoCA device with selectable operating frequency bands, comprising a radio frequency signal input, a radio frequency signal output, and a coaxial line connecting the radio frequency signal input and the radio frequency signal output, the coaxial line comprising a plurality of band pass filters and a pair of single-pole, multi-throw switches each configured to selectively connect one of the plurality of band pass filters between the radio frequency signal input and the radio frequency signal output;
wherein the plurality of band pass filters are configured to be capable of respectively achieving different pass band ranges.
2. The alternative operating band MoCA device of claim 1 further comprising a single pole multi-position toggle switch associated with the pair of single pole multi-throw switches to select the operating band.
3. The alternative MoCA device of claim 1 wherein the MoCA device further comprises a remote control configured to control the pair of single pole, multiple throw switches.
4. The alternative MoCA device in operating band of claim 3 wherein the remote control is further configured to enable individual configuration modification, configuration reading, configuration saving of the plurality of band pass filters.
5. The selectable band MoCA device of claim 1 wherein the pair of single pole, multiple throw switches are configured to switch in synchronization with each other via a linkage.
6. The alternative MoCA device of claim 1 wherein the MoCA device further comprises a display device communicatively coupled to the plurality of bandpass filters and configured to display a current configuration of the plurality of bandpass filters.
7. The selectable operating band MoCA device of claim 1 wherein the pass band ranges of the plurality of band pass filters are adjustable.
8. The selectable band MoCA device of claim 1 wherein the plurality of band pass filters comprise full band pass filters, band pass filters configured with a pass band range suitable for MoCA WANs, and band pass filters configured with a pass band range suitable for MoCA LANs.
9. The alternative MoCA device in accordance with claim 9 wherein the plurality of bandpass filters have an isolation of no less than 30 dB.
10. A MoCA system with selectable operating frequency bands, comprising the MoCA device with selectable operating frequency bands of any one of claims 1 to 9, wherein the radio frequency signal input terminal is connected to an optical network device, and the radio frequency signal output terminal is connected to a plurality of networking node devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010044165.4A CN111263245A (en) | 2020-01-15 | 2020-01-15 | MoCA equipment and system with selectable working frequency bands |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010044165.4A CN111263245A (en) | 2020-01-15 | 2020-01-15 | MoCA equipment and system with selectable working frequency bands |
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| Publication Number | Publication Date |
|---|---|
| CN111263245A true CN111263245A (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010044165.4A Withdrawn CN111263245A (en) | 2020-01-15 | 2020-01-15 | MoCA equipment and system with selectable working frequency bands |
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| CN (1) | CN111263245A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112929049A (en) * | 2021-01-27 | 2021-06-08 | 三维通信股份有限公司 | Method and device for transmitting radio frequency signals |
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| US20140036744A1 (en) * | 2012-08-03 | 2014-02-06 | Entropic Communications, Inc. | Switchable Diplexer With Physical Layout to Provide Improved Isolation |
| CN104518818A (en) * | 2013-09-29 | 2015-04-15 | 芯迪半导体科技（上海）有限公司 | Wireless system multiband transceiver |
| CN104617966A (en) * | 2014-12-31 | 2015-05-13 | 杭州敦崇科技股份有限公司 | WLAN (wireless local area network) adjacent channel interference resisting device and method thereof |
| US20150304596A1 (en) * | 2014-04-18 | 2015-10-22 | Entropic Communications, Inc. | Method and apparatus for band selection, switching and diplexing |
| CN110011672A (en) * | 2018-08-09 | 2019-07-12 | 杭州臻镭微波技术有限公司 | The radio architectures of wide-band communication system |
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2020
- 2020-01-15 CN CN202010044165.4A patent/CN111263245A/en not_active Withdrawn
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| US20140036744A1 (en) * | 2012-08-03 | 2014-02-06 | Entropic Communications, Inc. | Switchable Diplexer With Physical Layout to Provide Improved Isolation |
| CN104604129A (en) * | 2012-08-03 | 2015-05-06 | 熵敏通讯公司 | Switchable diplexer to provide improved isolation |
| CN104518818A (en) * | 2013-09-29 | 2015-04-15 | 芯迪半导体科技（上海）有限公司 | Wireless system multiband transceiver |
| US20150304596A1 (en) * | 2014-04-18 | 2015-10-22 | Entropic Communications, Inc. | Method and apparatus for band selection, switching and diplexing |
| CN104617966A (en) * | 2014-12-31 | 2015-05-13 | 杭州敦崇科技股份有限公司 | WLAN (wireless local area network) adjacent channel interference resisting device and method thereof |
| CN110011672A (en) * | 2018-08-09 | 2019-07-12 | 杭州臻镭微波技术有限公司 | The radio architectures of wide-band communication system |
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| 李铭祥等: "UHF、L双频段频率发生器", 《上海大学学报(自然科学版)》 * |
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| CN112929049A (en) * | 2021-01-27 | 2021-06-08 | 三维通信股份有限公司 | Method and device for transmitting radio frequency signals |
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Application publication date: 20200609 |