CN111510927B - Television frequency band selection method for cognitive WiFi - Google Patents
Television frequency band selection method for cognitive WiFi Download PDFInfo
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- CN111510927B CN111510927B CN202010349587.2A CN202010349587A CN111510927B CN 111510927 B CN111510927 B CN 111510927B CN 202010349587 A CN202010349587 A CN 202010349587A CN 111510927 B CN111510927 B CN 111510927B
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- base station
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
- H04W16/10—Dynamic resource partitioning
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a television frequency band selection method of cognitive WiFi, which comprises the following steps: installing a base station according to the area, wherein the base station consists of a base station transmitter and a base station controller; connecting user terminal equipment, a base station transmitter, an operation management center and a frequency spectrum database through the Internet; the frequency spectrum is divided by the operation management center, so that each user uses different frequency bands, and the frequency bands are reasonably utilized. The invention has higher frequency spectrum utilization rate and cleaner frequency spectrum; and the coverage range is larger and can reach 10-15 km. WiFi can only achieve 3 km; the more flexible spectrum is used, not necessarily continuous spectrum, and is beneficial to recovering investment cost.
Description
Technical Field
The invention relates to the technical field of television frequency band selection, in particular to a television frequency band selection method of cognitive WiFi.
Background
Currently, wireless communication devices are rapidly increasing, and the available spectrum resources for wireless communication are becoming increasingly scarce, and the spectrum resources are becoming increasingly precious. However, there are a large number of "spectrum holes" in the licensed band, and these "spectrum holes" are not used by the licensed user most of the time, so how to use these "spectrum holes" becomes a research hotspot. Cognitive radio spectrum detection techniques have therefore arisen that allow unauthorized users (cognitive users) to communicate using licensed user frequency bands without the use of "spectrum holes" by the licensed users. How to detect idle frequency bands which are not used by authorized users becomes an important research point, and how to allocate the idle frequency bands to cognitive users needing communication after detecting the idle frequency bands is also important. DVB-T refers to a digital terrestrial television broadcasting system standard, the frequency band range is 50-878 Mhz, the DVB-T frequency band is usually occupied only in a certain period, and certain frequency bands are not fully utilized for a long time. Therefore, the idle frequency band is fully utilized under the condition of not interfering with the DVB-T frequency band authorized user, and the frequency spectrum utilization rate can be improved to a great extent.
Disclosure of Invention
The invention aims to provide a television frequency band selection method for cognitive WiFi so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a television frequency band selection method of cognitive WiFi comprises the following steps:
step one: installing a base station according to the area, wherein the base station consists of a base station transmitter and a base station controller;
step two: connecting user terminal equipment, a base station transmitter, an operation management center and a frequency spectrum database through the Internet;
step three: the frequency spectrum is divided through the operation management center, so that each user uses different frequency bands, and the frequency bands are reasonably utilized;
the base station transmitter is connected with the base station controller, the base station controller is connected with the Internet, the Internet is connected with a frequency spectrum database, the Internet is connected with an operation management center, the operation management center is connected with user terminal equipment, the user terminal equipment is connected with the base station transmitter, the frequency spectrum database comprises a television detection center, an existing television channel, a file database, other databases, a fixed equipment register and a television white frequency spectrum database, the television white frequency spectrum database is connected with the existing television channel and the file database, the television white frequency spectrum database is connected with the fixed equipment register, the existing television channel and the file database are connected with the other databases, and the existing television channel and the file database are connected with the television detection center.
Preferably, the user terminal device is placed in a user's home and used for providing wired broadband, IPTV and VOIP services for home clients, the user terminal device is upwards connected with the base station bidirectional transmission network and downwards connected with user specific service devices, and connection between the access network and the user device is completed, and the access to television, computer, tablet personal computer and mobile phone is achieved.
Preferably, the operation management center comprises an upgrade management module, a device management module, a statistical analysis module, a positioning module, a charging module, a warning module and a user management module.
Preferably, the statistical analysis module is capable of generating a report with statistical and analytical features according to user conditions.
Preferably, the user management module presents according to the site division and region information and the grades of the city, county, town and village, and displays different statistical information for maintenance personnel to reference according to different grades, and the equipment management module can divide according to the site and corresponding geographic information and the region, so that a grading view can be presented.
Preferably, the warning module can warn the special conditions, and the charging module comprises time charging, flow charging and the like for the user.
Preferably, the spectrum database organizes local spectrum resources, and the total spectrum of the spectrum database is divided by a plurality of users respectively, so that each user uses a different spectrum.
Preferably, the base station controller is responsible for performing radio network management, radio resource management, and monitoring management of the base station transmitter.
Preferably, the base station transmitter modulates information (including voice and data) input by the terminal onto a carrier wave of 470-822MHz in a TDD/TDMA mode modulation mode through baseband processing, and then transmits the information from an antenna through power amplification.
Compared with the prior art, the invention has the beneficial effects that: higher spectrum utilization and cleaner spectrum; and the coverage range is larger and can reach 10-15 km. WiFi can only achieve 3 km; the more flexible spectrum is used, not necessarily continuous spectrum, and is beneficial to recovering investment cost.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of the structure of the spectrum database of the present invention.
Fig. 3 is a schematic structural diagram of an operation management center according to the present invention.
Fig. 4 is a schematic diagram of the use of the present invention by a user.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-4, in an embodiment of the present invention, a method for selecting a television band of cognitive WiFi includes the following steps:
step one: installing a base station according to the area, wherein the base station consists of a base station transmitter and a base station controller;
step two: connecting user terminal equipment, a base station transmitter, an operation management center and a frequency spectrum database through the Internet;
step three: the frequency spectrum is divided through the operation management center, so that each user uses different frequency bands, and the frequency bands are reasonably utilized;
the base station comprises a base station transmitter and a base station controller, the base station transmitter is connected with the base station controller, the base station controller is connected with the Internet, the Internet is connected with a frequency spectrum database, the Internet is connected with an operation management center, the operation management center is connected with user terminal equipment, the user terminal equipment is connected with the base station transmitter, the frequency spectrum database comprises a television detection center, an existing television channel, a file database, other databases, a fixed equipment registration and a television white frequency spectrum database, the television white frequency spectrum database is connected with the existing television channel and the file database, the television white frequency spectrum database is connected with the fixed equipment registration, the existing television channel and the file database are connected with the other databases, and the existing television channel and the file database are connected with the television detection center.
Preferably, the user terminal device is placed in a user's home and used for providing wired broadband, IPTV and VOIP services for home clients, the user terminal device is upwards connected with the base station bidirectional transmission network and downwards connected with user specific service devices, and connection between the access network and the user device is completed, and the access to television, computer, tablet personal computer and mobile phone is achieved.
Preferably, the operation management center comprises an upgrade management module, a device management module, a statistical analysis module, a positioning module, a charging module, a warning module and a user management module.
Preferably, the statistical analysis module is capable of generating a report with statistical and analytical features according to user conditions.
Preferably, the user management module presents according to the site division and region information and the grades of the city, county, town and village, and displays different statistical information for maintenance personnel to reference according to different grades, and the equipment management module can divide according to the site and corresponding geographic information and the region, so that a grading view can be presented.
Preferably, the warning module can warn the special conditions, and the charging module comprises time charging, flow charging and the like for the user.
Preferably, the spectrum database organizes local spectrum resources, and the total spectrum of the spectrum database is divided by a plurality of users respectively, so that each user uses a different spectrum.
Preferably, the base station controller is responsible for performing radio network management, radio resource management, and monitoring management of the base station transmitter.
Preferably, the base station transmitter modulates information (including voice and data) input by the terminal onto a carrier wave of 470-822MHz in a TDD/TDMA mode modulation mode through baseband processing, and then transmits the information from an antenna through power amplification.
The working principle of the invention is as follows: higher spectrum utilization and cleaner spectrum; and the coverage range is larger and can reach 10-15 km. WiFi can only achieve 3 km; the more flexible spectrum is used, not necessarily continuous spectrum, and is beneficial to recovering investment cost.
Example two
Referring to fig. 1-3, in an embodiment of the present invention, a method for selecting a television band of cognitive WiFi includes the following steps:
step one: installing a base station according to the area, wherein the base station consists of a base station transmitter and a base station controller;
step two: connecting user terminal equipment, a base station transmitter, an operation management center and a frequency spectrum database through the Internet;
step three: the frequency spectrum is divided by the operation management center, so that the frequency band is reasonably utilized;
the base station comprises a base station transmitter and a base station controller, the base station transmitter is connected with the base station controller, the base station controller is connected with the Internet, the Internet is connected with a frequency spectrum database, the Internet is connected with an operation management center, the operation management center is connected with user terminal equipment, the user terminal equipment is connected with the base station transmitter, the frequency spectrum database comprises a television detection center, an existing television channel, a file database, other databases, a fixed equipment registration and a television white frequency spectrum database, the television white frequency spectrum database is connected with the existing television channel and the file database, the television white frequency spectrum database is connected with the fixed equipment registration, the existing television channel and the file database are connected with the other databases, and the existing television channel and the file database are connected with the television detection center.
Preferably, the user terminal device is placed in a user's home and used for providing wired broadband, IPTV and VOIP services for home clients, the user terminal device is upwards connected with the base station bidirectional transmission network and downwards connected with user specific service devices, and connection between the access network and the user device is completed, and the access to television, computer, tablet personal computer and mobile phone is achieved.
Preferably, the operation management center comprises an upgrade management module, a device management module, a statistical analysis module, a positioning module, a charging module, a warning module and a user management module.
Preferably, the statistical analysis module is capable of generating a report with statistical and analytical features according to user conditions.
Preferably, the user management module presents according to the site division and region information and the grades of the city, county, town and village, and displays different statistical information for maintenance personnel to reference according to different grades, and the equipment management module can divide according to the site and corresponding geographic information and the region, so that a grading view can be presented.
Preferably, the warning module can warn the special conditions, and the charging module comprises time charging, flow charging and the like for the user.
Preferably, the base station controller is responsible for performing radio network management, radio resource management, and monitoring management of the base station transmitter.
Preferably, the base station transmitter modulates information (including voice and data) input by the terminal onto a carrier wave of 470-822MHz in a TDD/TDMA mode modulation mode through baseband processing, and then transmits the information from an antenna through power amplification.
The working principle of the invention is as follows: higher spectrum utilization and cleaner spectrum; and the coverage range is larger and can reach 10-15 km. WiFi can only achieve 3 km; the more flexible spectrum is used, not necessarily continuous spectrum, and is beneficial to recovering investment cost.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A television frequency band selection method of cognitive WiFi is characterized in that: the method comprises the following steps:
step one: installing a base station according to the area, wherein the base station consists of a base station transmitter and a base station controller;
step two: connecting user terminal equipment, a base station transmitter, an operation management center and a frequency spectrum database through the Internet;
step three: the frequency spectrum is divided through the operation management center, so that each user uses different frequency bands, and the frequency bands are reasonably utilized;
the base station transmitter is connected with the base station controller, the base station controller is connected with the Internet, the Internet is connected with a frequency spectrum database, the Internet is connected with an operation management center, the operation management center is connected with user terminal equipment, the user terminal equipment is connected with the base station transmitter, the frequency spectrum database comprises a television detection center, an existing television channel, a file database, other databases, a fixed equipment register and a television white frequency spectrum database, the television white frequency spectrum database is connected with the existing television channel and the file database, the television white frequency spectrum database is connected with the fixed equipment register, the existing television channel and the file database are connected with other databases, and the existing television channel and the file database are connected with the television detection center;
the operation management center comprises an upgrade management module, an equipment management module, a statistical analysis module, a positioning module, a charging module, a warning module and a user management module;
the statistical analysis module can generate a report with statistical and analysis characteristics according to user conditions;
the user management module displays different statistical information for maintainers to reference according to the site division and region information and the grades of the city, county, town and village, and the equipment management module can divide according to the site and the corresponding geographic information and the region so as to display a grading view;
the warning module can warn the special conditions, and the charging module comprises time charging and flow charging for the user.
2. The method for selecting a television band for cognitive WiFi according to claim 1, wherein the method comprises the steps of: the user terminal equipment is placed in a user's home and used for providing wired broadband, IPTV and VOIP services for home clients, is upwards connected with a base station bidirectional transmission network and downwards connected with user specific service equipment, and is connected with the user equipment to complete the connection of an access network and the user equipment, and is accessed by a television, a computer, a tablet personal computer and a mobile phone.
3. The method for selecting a television band for cognitive WiFi according to claim 1, wherein the method comprises the steps of: the spectrum database is used for rectifying local spectrum resources, and the total spectrum of the spectrum database is divided by a plurality of users respectively, so that each user uses different spectrums.
4. The method for selecting a television band for cognitive WiFi according to claim 1, wherein the method comprises the steps of: the base station controller is responsible for completing wireless network management, wireless resource management and monitoring management of the base station transmitter.
5. The method for selecting a television band for cognitive WiFi according to claim 1, wherein the method comprises the steps of: the base station transmitter modulates information (including voice and data) input by the terminal on a carrier wave of 470-822MHz in a TDD/TDMA mode modulation mode through baseband processing, and then transmits the information from an antenna through power amplification.
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| CN202010349587.2A CN111510927B (en) | 2020-04-28 | 2020-04-28 | Television frequency band selection method for cognitive WiFi |
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| CN202010349587.2A CN111510927B (en) | 2020-04-28 | 2020-04-28 | Television frequency band selection method for cognitive WiFi |
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