CN104065396B - A kind of wireless access device and the network equipment - Google Patents
A kind of wireless access device and the network equipment Download PDFInfo
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- CN104065396B CN104065396B CN201410264412.6A CN201410264412A CN104065396B CN 104065396 B CN104065396 B CN 104065396B CN 201410264412 A CN201410264412 A CN 201410264412A CN 104065396 B CN104065396 B CN 104065396B
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Abstract
The present invention relates to network technique field, more particularly to a kind of wireless access device and the network equipment.The device includes control unit and at least one RF processing unit being connected with control unit, wherein：RF processing unit includes the first radio frequency processing module and the second radio frequency processing module；First radio frequency processing module, for changing and handling by the baseband signal received when itself is in running order as the first radiofrequency signal and the first radiofrequency signal received is changed and handled as baseband signal；Second radio frequency processing module, for changing and handling by the baseband signal received when itself is in running order as the second radiofrequency signal and the second radiofrequency signal received is changed and handled as baseband signal；Control unit, the first radio frequency processing module or the second radio frequency processing module for controlling at least one RF processing unit are in running order.The covering of multiple 2.4G frequency ranges and 5.8G frequency range wireless networks can be provided simultaneously using the device.
Description
Technical field
The present invention relates to network technique field, more particularly to a kind of wireless access device and the network equipment.
Background technology
Increasingly mature with radio network technique, wireless network is received by increasing enterprise customer.Wirelessly
The introducing of network, a kind of new network application platform is provided for enterprises and individuals, wireless free work is created for enterprise
Make space.From routine office work environment to the trans-regional network interconnection, wireless network all plays important role.
At present, WLAN (WLAN, Wireless Local Network) turns into one in radio network technique
Focus, more and more extensive application, such as school, hospital, hotel, office block are obtained.WLAN is not by any wire
Or the LAN of transmission cable connection, and data are used as by radio wave using radio frequency (RF, Radio Frequency) technology
The medium of transmission, transmitting range typically only have tens meters.The core network of WLAN is usually using wire cable
(Cable), wireless local network user accesses WLAN by one or more access points (AP, Access Points).
According to 802.11 standards, the frequency range that WLAN is included has two, respectively 2.4G frequency ranges (2.4GHz~2.4835GHz)
With 5.8G frequency ranges (5.18GHz~5.85GHz), at present the two frequency ranges collectively form WiFi covering focus.
Existing AP only supports a kind of frequency range (2.4G frequency ranges or 5.8G frequency ranges), and the frequency range difference that user terminal is supported
Larger, some user terminals only support 2.4G frequency ranges, and some user terminals only support 5.8G frequency ranges, in order to meet user's request,
The AP for supporting 2.4G frequency ranges and the AP for supporting 5.8G frequency ranges need to be disposed respectively.
In the prior art, support to work independently between the AP of different frequency range, if supporting the AP of different frequency range covering model
Whole user terminals in enclosing only support 2.4G frequency ranges, then support the AP of 5.8G frequency ranges to be in idle state, and vice versa,
Thus AP resource utilization may be caused relatively low, and the cost for disposing the AP for supporting different frequency range is higher.
The content of the invention
The embodiments of the invention provide a kind of wireless access device and the network equipment, to solve present in prior art
The problem of AP resource utilization is relatively low.
By a kind of wireless access device, described device includes control unit and controls list with described the embodiment of the present invention
The connected at least one RF processing unit of member, wherein：
Each RF processing unit includes the first radio frequency processing module and the second radio frequency processing module；
First radio frequency processing module, for changing the baseband signal received simultaneously when itself is in running order
Handle as the first radiofrequency signal and the first radiofrequency signal received is changed and handled as baseband signal；
Second radio frequency processing module, for changing the baseband signal received simultaneously when itself is in running order
Handle as the second radiofrequency signal and the second radiofrequency signal received is changed and handled as baseband signal；
Described control unit, for controlling the first radio frequency processing module or the second radio frequency of at least one RF processing unit
Processing module is in running order.
Using the device, due to the first radio frequency processing module or the second radio frequency processing mould of at least one RF processing unit
Block can be in running order under the control of the control unit, so as to which RF processing unit can be according to being actually needed at the first radio frequency
Switched between reason module and the second radio frequency processing module, avoid the waste of resource.And each RF processing unit is in work
The radio frequency processing module for making state can be with identical, can also be different, so as to realize covering for wireless network according to the demand of reality
Lid, the deployment of wireless network are flexible.
Alternatively, first radio frequency processing module is included at the first downlink radio frequency processing submodule and the first upstream radio-frequency
Manage submodule；
First downlink radio frequency handles submodule, for the baseband signal that will be received when itself is in running order
Change and handle as the first radiofrequency signal；
First upstream radio-frequency handles submodule, for the first radio frequency that will be received when itself is in running order
Signal is changed and handled as baseband signal；
Second radio frequency processing module includes the second downlink radio frequency processing submodule and the second upstream radio-frequency processing submodule
Block；
Second downlink radio frequency handles submodule, for the baseband signal that will be received when itself is in running order
Change and handle as the second radiofrequency signal；
Second upstream radio-frequency handles submodule, for the second radio frequency that will be received when itself is in running order
Signal is changed and handled as baseband signal.
Alternatively, described device also includes the antenna element to be connected one to one with each RF processing unit；Each radio frequency
Processing unit also includes descending combiner, up combiner and transmit/receive switch, wherein：
The descending combiner, for the first radiofrequency signal of submodule will to be handled from first downlink radio frequency, or
The second radiofrequency signal from second downlink radio frequency processing submodule is sent to the transmit/receive switch；
The up combiner, for the first radiofrequency signal from the transmit/receive switch to be sent to described first
Row radio frequency processing submodule, or the second radiofrequency signal from the transmit/receive switch is sent to second upstream radio-frequency
Manage submodule；
The transmit/receive switch, for the radiofrequency signal from the descending combiner to be sent to corresponding antenna list
Member, future, the radiofrequency signal of self-corresponding antenna element was sent to the up combiner；
The antenna element, it is converted into radio-wave radiation for the radiofrequency signal of self-corresponding transmit/receive switch in the future and arrives
In space, the radio wave received is converted into radiofrequency signal and sent to corresponding transmit/receive switch.
Alternatively, the first downlink radio frequency processing submodule specifically includes：
First radio-frequency modulator, for the baseband signal received to be converted into the first sub- radiofrequency signal；
First power amplifier, for being put to the first sub- radiofrequency signal that first radio-frequency modulator is converted to
Obtain the first radiofrequency signal greatly；
The second downlink radio frequency processing submodule specifically includes：
Second radio-frequency modulator, for the baseband signal received to be converted into the second sub- radiofrequency signal；
Second power amplifier, for being put to the second sub- radiofrequency signal that second radio-frequency modulator is converted to
Obtain the second radiofrequency signal greatly.
Alternatively, the first downlink radio frequency processing submodule also includes：First descending bandpass filter；
The first descending bandpass filter, the first sub- radio frequency letter for being converted to first radio-frequency modulator
Number it is filtered to obtain the first filtering radiofrequency signal in the first working frequency range；
First power amplifier, specifically for the first filtering radio frequency from the described first descending bandpass filter
Signal is amplified to obtain the first radiofrequency signal；
The second downlink radio frequency processing submodule also includes：Second descending bandpass filter；
The second descending bandpass filter, the second sub- radio frequency letter for being converted to second radio-frequency modulator
Number it is filtered to obtain the second filtering radiofrequency signal in the second working frequency range；
Second power amplifier, specifically for the second filtering radio frequency from the described second descending bandpass filter
Signal is amplified to obtain the second radiofrequency signal.
In this way, the processing that submodule realizes the downstream signal of the first working frequency range can be handled by the first downlink radio frequency, by
Second downlink radio frequency processing submodule realizes the processing of the downstream signal of the second working frequency range.
Alternatively, the first upstream radio-frequency processing submodule specifically includes：First low-noise amplifier and the first radio frequency
Demodulator；
First low-noise amplifier, for carrying out low noise to the first radiofrequency signal from the up combiner
Amplification obtains the first amplification radiofrequency signal；
First RF demodulator, specifically for the first amplification radio frequency from first low-noise amplifier is believed
Number be converted to baseband signal；
The second upstream radio-frequency processing submodule specifically includes：Second low-noise amplifier and the second RF demodulator；
Second low-noise amplifier, for carrying out low noise to the second radiofrequency signal from the up combiner
Amplification obtains the second amplification radiofrequency signal；
Second RF demodulator, specifically for the second amplification radio frequency from second low-noise amplifier is believed
Number be converted to baseband signal.
Alternatively, the first upstream radio-frequency processing submodule also includes：First up bandpass filter；
The first up bandpass filter, the first amplification for amplifying to obtain to first low-noise amplifier are penetrated
Frequency signal is filtered to obtain the first sub- radiofrequency signal of filtering in the first working frequency range；
First RF demodulator, for the first sub- radio frequency of filtering from the described first up bandpass filter to be believed
Number be converted to baseband signal；
The second upstream radio-frequency processing submodule also includes：Second up bandpass filter；
The second up bandpass filter, the second amplification for amplifying to obtain to second low-noise amplifier are penetrated
Frequency signal is filtered to obtain the second sub- radiofrequency signal of filtering in the second working frequency range；
Second RF demodulator, for the second sub- radio frequency of filtering from the described second up bandpass filter to be believed
Number be converted to baseband signal.
In this way, the processing that submodule realizes the upward signal of the first working frequency range can be handled by the first upstream radio-frequency, by
Second upstream radio-frequency processing submodule realizes the processing of the upward signal of the second working frequency range.
Alternatively, the antenna in each antenna element is directional aerial.
In this way, wireless signal can be reduced to other aerial radiations.
Alternatively, isolated between each antenna element using monolithic metal.
In this way, the interference between each antenna element can be reduced.
Alternatively, described control unit is specifically used for：
The working frequency range supported according to the quantity for all user terminals being currently accessed and each user terminal, control is extremely
The first radio frequency processing module or the second radio frequency processing module of a few RF processing unit are in running order.
In this way, the mode of operation of RF processing unit can be reasonably set according to user's request.
The embodiment of the present invention provides a kind of network equipment, including any of the above-described described wireless access device.
Brief description of the drawings
Fig. 1 is the structural representation of wireless access device provided in an embodiment of the present invention；
Fig. 2 is the structural representation of a RF processing unit in Fig. 1；
Fig. 3 is the structural representation of a RF processing unit and corresponding antenna element in Fig. 1；
Fig. 4 is the structural representation that the first downlink radio frequency handles submodule in Fig. 2 or Fig. 3；
Fig. 5 is the structural representation that the second downlink radio frequency handles submodule in Fig. 2 or Fig. 3；
Fig. 6 is another structural representation that the first downlink radio frequency handles submodule in Fig. 2 or Fig. 3；
Fig. 7 is another structural representation that the second downlink radio frequency handles submodule in Fig. 2 or Fig. 3；
Fig. 8 is the structural representation that the first upstream radio-frequency handles submodule in Fig. 2 or Fig. 3；
Fig. 9 is the structural representation that the second upstream radio-frequency handles submodule in Fig. 2 or Fig. 3；
Figure 10 is another structural representation that the first upstream radio-frequency handles submodule in Fig. 2 or Fig. 3；
Figure 11 is another structural representation that the second upstream radio-frequency handles submodule in Fig. 2 or Fig. 3；
The schematic diagram that Figure 12 is isolated between three antenna elements using monolithic metal.
Embodiment
Wireless access device provided in an embodiment of the present invention includes control unit and be connected with control unit at least one
Individual RF processing unit, not only comprising the first radio frequency processing module but also the second radio frequency processing module had been included in each RF processing unit,
And control unit can control the first radio frequency processing module of at least one RF processing unit or the second radio frequency processing module to be in
Working condition, so as to RF processing unit can according to be actually needed the first radio frequency processing module and the second radio frequency processing module it
Between switch over.
With reference to Figure of description, embodiments of the present invention is further illustrated, but the present invention is not limited to following reality
Apply example.
As shown in figure 1, the wireless access device in scheme of the embodiment of the present invention includes control unit 11 and with controlling list
The connected at least one RF processing unit 12 of member 111……n, wherein：
Each RF processing unit 12 includes the first radio frequency processing module 121 and the second radio frequency processing module 122；
First radio frequency processing module 121, for changing the baseband signal received simultaneously when itself is in running order
Handle as the first radiofrequency signal and the first radiofrequency signal received is changed and handled as baseband signal；
Second radio frequency processing module 122, for changing the baseband signal received simultaneously when itself is in running order
Handle as the second radiofrequency signal and the second radiofrequency signal received is changed and handled as baseband signal；
Control unit 11, for controlling the first radio frequency processing module 121 or the second of at least one RF processing unit 12
Radio frequency processing module 122 is in running order.
The operation principle of device shown in Fig. 1 includes：Control unit 11 is at the first radio frequency of each RF processing unit 12
Manage the radio frequency processing module 122 of module 121 and second and send instruction, to indicate that the first radio frequency processing module 121 is in running order
Or second radio frequency processing module 122 it is in running order.For example, it is assumed that control unit 11, which sends instruction " 1 ", represents that instruction is corresponding
Radio frequency processing module it is in running order, send instruction " 0 " represent instruction corresponding to radio frequency processing module be not at work shape
State, then the first radio frequency processing module 121 or the second radio frequency processing module 122 determine that itself is in work when receiving instruction " 1 "
Make state, determine that itself is not at working condition when receiving instruction " 0 ".
Specifically, control unit 11 can be that central processing unit (CPU, Central Processing Unit) control is single
It can pass through external components interconnection standard special (PCIE, Peripheral between member 11 and each RF processing unit 12
Component Interconnect Express) bus is attached, and during specific implementation, control unit 11 can be by number
Word signal is converted into baseband signal and is sent to each RF processing unit 12, and the baseband signal that each RF processing unit 12 is sent
It is converted into data signal.
Specifically, as shown in Fig. 2 being directed to a RF processing unit 12, the first radio frequency processing module 121 is included under first
Row radio frequency processing submodule 1211 and the first upstream radio-frequency processing submodule 1212；
First downlink radio frequency handles submodule 1211, for the baseband signal that will be received when itself is in running order
Change and handle as the first radiofrequency signal；
First upstream radio-frequency handles submodule 1212, for the first radio frequency that will be received when itself is in running order
Signal is changed and handled as baseband signal；
Second radio frequency processing module 122 includes the second downlink radio frequency processing submodule 1221 and second upstream radio-frequency processing
Module 1222；
Second downlink radio frequency handles submodule 1221, for the baseband signal that will be received when itself is in running order
Change and handle as the second radiofrequency signal；
Second upstream radio-frequency handles submodule 1222, for the second radio frequency that will be received when itself is in running order
Signal is changed and handled as baseband signal.
Further, the wireless access device also includes the antenna element to be connected one to one with each RF processing unit 12
13, each RF processing unit 12 also includes descending combiner 123, up combiner 124 and transmit/receive switch 125, such as Fig. 3 institutes
The structural representation of a RF processing unit 12 and corresponding antenna element 13 is shown as, wherein：
Descending combiner 123, for the first radiofrequency signal of submodule 1211 will to be handled from the first downlink radio frequency, or come
Sent from the second radiofrequency signal of the second downlink radio frequency processing submodule 1221 to transmit/receive switch 125；
Up combiner 124, for the first radiofrequency signal from transmit/receive switch 125 to be sent to the first upstream radio-frequency
Submodule 1212 is handled, or the second radiofrequency signal from transmit/receive switch 125 is sent to the second upstream radio-frequency and handles submodule
Block 1222；
Transmit/receive switch 125, for the radiofrequency signal from descending combiner 123 to be sent to corresponding antenna element
13, future, the radiofrequency signal of self-corresponding antenna element 13 was sent to up combiner 124；
Antenna element 13, the radiofrequency signal for self-corresponding transmit/receive switch 125 in the future are converted into radio-wave radiation
Into space, the radio wave received is converted into radiofrequency signal and sent to corresponding transmit/receive switch 125.
Wherein, the first transmission interface Tx1 can be passed through between the first downlink radio frequency processing submodule 1211 and control unit 11
It is attached, can be carried out between the first upstream radio-frequency processing submodule 1212 and control unit 11 by the first receiving interface Rx1
Connection, it can be attached between the second downlink radio frequency processing submodule 1221 and control unit 11 by the second transmission interface Tx2,
Second upstream radio-frequency is handled can be attached between submodule 1222 and control unit 11 by the second receiving interface Rx2.If
Control unit 11 determines the first radio frequency processing submodule 121 being arranged to working condition, then by the first transmission interface Tx1 and first
Receiving interface Rx1 is arranged to state of activation, and the second transmission interface Tx2 and the second receiving interface Rx2 are arranged into unactivated state；
Or handle submodule 1211 and first upstream radio-frequency processing submodule 1212 to the first downlink radio frequency and send instruction " 1 ", to the
Two downlink radio frequencies processing submodule 1221 and second upstream radio-frequency processing submodule 1222 sends instruction " 0 ".
Wherein, transmission interface is active expression can send signal by the transmission interface, and receiving interface, which is in, to swash
State representation living can by the receiving interface reception signal, conversely, transmission interface be in unactivated state expression can not be by this
Transmission interface sends signal, and receiving interface is in unactivated state expression can not be by the receiving interface reception signal.
Specifically, as shown in figure 4, the first downlink radio frequency processing submodule 1211 specifically includes：
First radio-frequency modulator 12111, for the baseband signal received to be converted into the first sub- radiofrequency signal；
First power amplifier 12112, for the first sub- radiofrequency signal being converted to the first radio-frequency modulator 12111
It is amplified to obtain the first radiofrequency signal.
Specifically, as shown in figure 5, the second downlink radio frequency processing submodule 1221 specifically includes：
Second radio-frequency modulator 12211, for the baseband signal received to be converted into the second sub- radiofrequency signal；
Second power amplifier 12212, for the second sub- radiofrequency signal being converted to the second radio-frequency modulator 12211
It is amplified to obtain the second radiofrequency signal.
Wherein, the first radio-frequency modulator 12111 is only when itself is in running order, the baseband signal that will just receive
Be converted to the first sub- radiofrequency signal；Second radio-frequency modulator 12211 will be just received only when itself is in running order
Baseband signal is converted to the second sub- radiofrequency signal.
It is preferred that on the basis of the first downlink radio frequency processing submodule 1211 as shown in Figure 4, as shown in fig. 6, first
Downlink radio frequency processing submodule 1211 also includes：First descending bandpass filter 12113；
First descending bandpass filter 12113, for the first sub- radio frequency being converted to the first radio-frequency modulator 12111
Signal is filtered to obtain the first filtering radiofrequency signal in the first working frequency range；
Then the first power amplifier 12112, be additionally coupled to the first descending bandpass filter 12113, specifically for from
First filtering radiofrequency signal of the first descending bandpass filter 12113 is amplified to obtain the first radiofrequency signal.
It is preferred that on the basis of the second downlink radio frequency processing submodule 1221 as shown in Figure 5, as shown in fig. 7, second
Downlink radio frequency processing submodule 1221 also includes：Second descending bandpass filter 12213；
Second descending bandpass filter 12213, for the second sub- radio frequency being converted to the second radio-frequency modulator 12211
Signal is filtered to obtain the second filtering radiofrequency signal in the second working frequency range；
Then the second power amplifier 12212, be additionally coupled to the second descending bandpass filter 12213, specifically for from
Second filtering radiofrequency signal of the second descending bandpass filter 12213 is amplified to obtain the second radiofrequency signal.
Wherein, the first working frequency range can be 2.4G frequency ranges or 5.8G frequency ranges, and the second working frequency range can be 5.8G frequency ranges
Or 2.4G frequency ranges, if the first working frequency range is 2.4G frequency ranges, the second working frequency range is 5.8G frequency ranges；If the first work frequency
Section is 5.8G frequency ranges, then the second working frequency range is 2.4G frequency ranges.The frequency range of 2.4G frequency ranges includes 2.4GHz extremely
2.4835GHz；The frequency range of 5.8G frequency ranges includes 5.18GHz to 5.85GHz.
Specifically, as shown in figure 8, the first upstream radio-frequency processing submodule 1212 specifically includes：First low-noise amplifier
12121 and first RF demodulator 12122；
First low-noise amplifier 12121, for carrying out low noise to the first radiofrequency signal from up combiner 124
Amplification obtains the first amplification radiofrequency signal；
First RF demodulator 12122, for first from the first low-noise amplifier 12121 to be amplified into radiofrequency signal
Be converted to baseband signal.
Specifically, as shown in figure 9, the second upstream radio-frequency processing submodule 1222 specifically includes：Second low-noise amplifier
12221 and second RF demodulator 12222；
Second low-noise amplifier 12221, for carrying out low noise to the second radiofrequency signal from up combiner 124
Amplification obtains the second amplification radiofrequency signal；
Second RF demodulator 12222, for second from the second low-noise amplifier 12221 to be amplified into radiofrequency signal
Be converted to baseband signal.
Wherein, the first low-noise amplifier 12121 is only when itself is in running order, just to from up combiner
124 the first radiofrequency signal carries out low noise amplification and obtains the first amplification radiofrequency signal；Second low-noise amplifier 12221 only has
When itself is in running order, low noise amplification just is carried out to the first radiofrequency signal from up combiner 124 and obtains the
Two amplification radiofrequency signals.
It is preferred that on the basis of the first upstream radio-frequency processing submodule 1212 as shown in Figure 8, as shown in Figure 10, the
One upstream radio-frequency processing submodule 1212 also includes：First up bandpass filter 12123；
First up bandpass filter 12123, for the first amplification obtained to the amplification of the first low-noise amplifier 12121
Radiofrequency signal is filtered to obtain the first sub- radiofrequency signal of filtering in the first working frequency range；
Then the first RF demodulator 12122, the first up bandpass filter 12123 is additionally coupled to, specifically for that will come from
The first sub- radiofrequency signal of filtering of the first up bandpass filter 12123 is converted to baseband signal；
It is preferred that on the basis of the second upstream radio-frequency processing submodule 1222 as shown in Figure 9, as shown in figure 11, institute
Stating the second upstream radio-frequency processing submodule 1222 also includes：Second up bandpass filter 12223；
Second up bandpass filter 12223, for the second amplification obtained to the amplification of the second low-noise amplifier 12221
Radiofrequency signal is filtered to obtain the second sub- radiofrequency signal of filtering in the second working frequency range；
Then the second RF demodulator 12222, the second up bandpass filter 12223 is additionally coupled to, specifically for that will come from
The second sub- radiofrequency signal of filtering of the second up bandpass filter 12223 is converted to baseband signal.
It is preferred that the antenna in scheme of the embodiment of the present invention in each antenna element is directional aerial, each antenna element it
Between isolated using monolithic metal.Specifically, monolithic metal can be used to be surrounded for each antenna element, and utilize monolithic metal pair
The reflection of signal, reduce the signal interference between each antenna element.As shown in figure 12, metal is used between three antenna elements
The schematic diagram that iron plate is isolated.Wherein, the elliptical shape in Figure 12 is the radiation field shape of each antenna element.
The structure of wireless access device is described above, when carrying out radio communication using said apparatus, user Ke Tong
Control unit is crossed to set manually at the first radio frequency processing module or the second radio frequency processing module of at least one RF processing unit
In working condition.
Alternatively, the control unit in the embodiment of the present invention can be automatically according to the quantity for all user terminals being currently accessed
And the working frequency range that each user terminal is supported, control the first radio frequency processing module or of at least one RF processing unit
Two radio frequency processing modules are in running order.
For example, it is assumed that control unit is respectively connected with 1~RF processing unit of RF processing unit 3, each radio frequency processing list
The first radio frequency processing module in member supports the first working frequency range (2.4GHz to 2.4835GHz), the second radio frequency processing module branch
The second working frequency range (5.18GHz to 5.85GHz) is held, each RF processing unit is when the quantity of the user terminal of access is less than 30
Better performances, the working frequency range and quantity that control unit is supported the user terminal being currently accessed count.If work as
The working frequency range that the user terminal of preceding access is supported is less than 30 for the quantity of the second working frequency range, then control unit control radio frequency
Second radio frequency processing module of processing unit 1 is in running order；If the work frequency that the user terminal being currently accessed is supported
Section for the second working frequency range quantity between 30 and 60, then control unit control RF processing unit 1 and RF processing unit 2
The second radio frequency processing module be in working condition；If the working frequency range that the user terminal being currently accessed is supported is second
The quantity of working frequency range is more than 60, then the second radio frequency processing of 1~RF processing unit of control unit control RF processing unit 3
Module is in working condition.
If the working frequency range that the user terminal being currently accessed is supported is less than 30 for the quantity of the first working frequency range, control
First radio frequency processing module of unit control RF processing unit 3 processed is in running order；If the user terminal being currently accessed
The working frequency range supported for the first working frequency range quantity between 30 and 60, then control unit control RF processing unit 3
Working condition is in the first radio frequency processing module of RF processing unit 2；If the user terminal being currently accessed is supported
Working frequency range for the first working frequency range quantity be more than 60, then control unit control RF processing unit 1~radio frequency processing list
First radio frequency processing module of member 3 is in working condition.
It should be noted that if the working frequency range that the user terminal being currently accessed is supported is the number of the first working frequency range
The working frequency range that the user terminal measured and be currently accessed is supported is 45 for the quantity of the second working frequency range, then control unit control
Second radio frequency processing module of 1~RF processing unit of RF processing unit 2 processed is at working condition and control radio frequency
The first radio frequency processing module for managing unit 3 is in running order.
Based on identical inventive concept, the embodiment of the present invention additionally provides a kind of network equipment, and the network equipment is included such as
Any of Fig. 1~Figure 12 described above wireless access devices, it is preferred that the network equipment can be AP.
Based on foregoing description, AP provided in an embodiment of the present invention can realize a variety of application models, such as 2.4G+5.8G, 2.4G+
2.4G, 5.8G+5.8G ..., the working frequency range supported according to user terminal is different, can use different application models, meets
A variety of application places.An AP includes multiple RF processing units simultaneously, and each RF processing unit can be operated in identical work
Make frequency range, can also be operated in different working frequency range, so as to can access more users, greatly improve access performance.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can use the computer for wherein including computer usable program code in one or more
The computer program production that usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention is the flow with reference to method according to embodiments of the present invention, equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram
Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of wireless access device, it is characterised in that described device includes control unit and is connected with described control unit
At least one RF processing unit, wherein：
Each RF processing unit includes the first radio frequency processing module and the second radio frequency processing module；
First radio frequency processing module, for the baseband signal received to be changed and handled when itself is in running order
Change and handle as baseband signal for the first radiofrequency signal and by the first radiofrequency signal received；
Second radio frequency processing module, for the baseband signal received to be changed and handled when itself is in running order
Change and handle as baseband signal for the second radiofrequency signal and by the second radiofrequency signal received；
Described control unit is used for：
The working frequency range supported according to the quantity for all user terminals being currently accessed and each user terminal, control at least one
The first radio frequency processing module or the second radio frequency processing module of individual RF processing unit are in running order.
2. device as claimed in claim 1, it is characterised in that
First radio frequency processing module includes the first downlink radio frequency processing submodule and the first upstream radio-frequency processing submodule；
First downlink radio frequency handles submodule, for changing the baseband signal received when itself is in running order
And it is the first radiofrequency signal to handle；
First upstream radio-frequency handles submodule, for the first radiofrequency signal that will be received when itself is in running order
Change and handle as baseband signal；
Second radio frequency processing module includes the second downlink radio frequency processing submodule and the second upstream radio-frequency processing submodule；
Second downlink radio frequency handles submodule, for changing the baseband signal received when itself is in running order
And it is the second radiofrequency signal to handle；
Second upstream radio-frequency handles submodule, for the second radiofrequency signal that will be received when itself is in running order
Change and handle as baseband signal.
3. device as claimed in claim 2, it is characterised in that described device also includes corresponding with each RF processing unit
The antenna element of connection；Each RF processing unit also includes descending combiner, up combiner and transmit/receive switch, wherein：
The descending combiner, for the first radiofrequency signal of submodule will to be handled from first downlink radio frequency, or come from
Second radiofrequency signal of the second downlink radio frequency processing submodule is sent to the transmit/receive switch；
The up combiner, up penetrated for the first radiofrequency signal from the transmit/receive switch to be sent to described first
Frequency processing submodule, or the second radiofrequency signal from the transmit/receive switch is sent to second upstream radio-frequency processing
Module；
The transmit/receive switch, will for the radiofrequency signal from the descending combiner to be sent to corresponding antenna element
The radiofrequency signal for carrying out self-corresponding antenna element is sent to the up combiner；
The antenna element, the radiofrequency signal for self-corresponding transmit/receive switch in the future are converted into radio-wave radiation to space
In, the radio wave received is converted into radiofrequency signal and sent to corresponding transmit/receive switch.
4. device as claimed in claim 2, it is characterised in that
The first downlink radio frequency processing submodule specifically includes：
First radio-frequency modulator, for the baseband signal received to be converted into the first sub- radiofrequency signal；
First power amplifier, for being amplified to the first sub- radiofrequency signal that first radio-frequency modulator is converted to
To the first radiofrequency signal；
The second downlink radio frequency processing submodule specifically includes：
Second radio-frequency modulator, for the baseband signal received to be converted into the second sub- radiofrequency signal；
Second power amplifier, for being amplified to the second sub- radiofrequency signal that second radio-frequency modulator is converted to
To the second radiofrequency signal.
5. device as claimed in claim 4, it is characterised in that
The first downlink radio frequency processing submodule also includes：First descending bandpass filter；
The first descending bandpass filter, for entering to the first sub- radiofrequency signal that first radio-frequency modulator is converted to
Row filtering obtains the first filtering radiofrequency signal in the first working frequency range；
First power amplifier, specifically for the first filtering radiofrequency signal from the described first descending bandpass filter
It is amplified to obtain the first radiofrequency signal；
The second downlink radio frequency processing submodule also includes：Second descending bandpass filter；
The second descending bandpass filter, for entering to the second sub- radiofrequency signal that second radio-frequency modulator is converted to
Row filtering obtains the second filtering radiofrequency signal in the second working frequency range；
Second power amplifier, specifically for the second filtering radiofrequency signal from the described second descending bandpass filter
It is amplified to obtain the second radiofrequency signal.
6. device as claimed in claim 3, it is characterised in that
The first upstream radio-frequency processing submodule specifically includes：First low-noise amplifier and the first RF demodulator；
First low-noise amplifier, for carrying out low noise amplification to the first radiofrequency signal from the up combiner
Obtain the first amplification radiofrequency signal；
First RF demodulator, specifically for the first amplification radiofrequency signal from first low-noise amplifier is turned
It is changed to baseband signal；
The second upstream radio-frequency processing submodule specifically includes：Second low-noise amplifier and the second RF demodulator；
Second low-noise amplifier, for carrying out low noise amplification to the second radiofrequency signal from the up combiner
Obtain the second amplification radiofrequency signal；
Second RF demodulator, specifically for the second amplification radiofrequency signal from second low-noise amplifier is turned
It is changed to baseband signal.
7. device as claimed in claim 6, it is characterised in that
The first upstream radio-frequency processing submodule also includes：First up bandpass filter；
The first up bandpass filter, for the first amplification radio frequency letter for amplifying to obtain to first low-noise amplifier
Number it is filtered to obtain the first sub- radiofrequency signal of filtering in the first working frequency range；
First RF demodulator, for the first sub- radiofrequency signal of filtering from the described first up bandpass filter to be turned
It is changed to baseband signal；
The second upstream radio-frequency processing submodule also includes：Second up bandpass filter；
The second up bandpass filter, for the second amplification radio frequency letter for amplifying to obtain to second low-noise amplifier
Number it is filtered to obtain the second sub- radiofrequency signal of filtering in the second working frequency range；
Second RF demodulator, for the second sub- radiofrequency signal of filtering from the described second up bandpass filter to be turned
It is changed to baseband signal.
8. device as claimed in claim 3, it is characterised in that the antenna in each antenna element is directional aerial.
9. device as claimed in claim 3, it is characterised in that isolated between each antenna element using monolithic metal.
10. a kind of network equipment, it is characterised in that including the wireless access device as described in any in claim 1~9.
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| CN104640011A (en) * | 2014-12-11 | 2015-05-20 | 福建星网锐捷网络有限公司 | Dual-frequency power amplification device applied to AP (access point) and AP equipment |
| WO2017075769A1 (en) * | 2015-11-04 | 2017-05-11 | 深圳博芯科技股份有限公司 | 5.8g long-distance wireless data transmission system |
| CN107565988B (en) * | 2017-09-27 | 2020-05-05 | 无锡神探电子科技有限公司 | 4G full-band power amplifier equipment |
| CN111262597A (en) * | 2020-01-17 | 2020-06-09 | 深圳市普威技术有限公司 | Novel radio frequency device, radio frequency device control method and wireless equipment |
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| AU2002348739A1 (en) * | 2002-12-19 | 2004-07-14 | Nokia Corporation | System and handover mechanism in frequency multiple band environment and equipment therefor |
| KR100504837B1 (en) * | 2003-05-15 | 2005-07-29 | 엘지전자 주식회사 | Mobile communication terminal in using gsm/gprs and td-scdma |
| CN1277379C (en) * | 2003-05-23 | 2006-09-27 | 联想(北京)有限公司 | Communication system and method based on relevant radio local area network |
| US8654746B2 (en) * | 2010-04-26 | 2014-02-18 | Intel Corporation | Method, apparatus and system for fast session transfer for multiple frequency band wireless communication |
| CN103139790B (en) * | 2013-01-28 | 2016-08-03 | 福建星网锐捷网络有限公司 | Being applied to room divides the intelligence of WLAN to divide wireless access device, the network equipment |
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Address after: Cangshan District of Fuzhou City, Fujian province 350002 Jinshan Road No. 618 Garden State Industrial Park 19 floor Patentee after: RUIJIE NETWORKS Co.,Ltd. Address before: Cangshan District of Fuzhou City, Fujian province 350002 Jinshan Road No. 618 Garden State Industrial Park 19 floor Patentee before: Beijing Star-Net Ruijie Networks Co.,Ltd. |