CN107450942A - Intelligent network upgrade device and its control method - Google Patents
Intelligent network upgrade device and its control method Download PDFInfo
- Publication number
- CN107450942A CN107450942A CN201710522952.3A CN201710522952A CN107450942A CN 107450942 A CN107450942 A CN 107450942A CN 201710522952 A CN201710522952 A CN 201710522952A CN 107450942 A CN107450942 A CN 107450942A
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- switch
- processing unit
- central processing
- equalizing
- circuit
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
- H04L41/082—Configuration setting characterised by the conditions triggering a change of settings the condition being updates or upgrades of network functionality
Abstract
A kind of intelligent network upgrade device, outbound course is input to from signal, including be sequentially connected transponder, central processing unit, the first adjustable equalizer, the first radio frequency amplifier, the second adjustable equalizer, the second radio frequency amplifier, current control module；The second described adjustable equalizer and the other end of current control module are connected with central processing unit respectively；The first described adjustable equalizer is provided with the different equalizing circuit of at least two frequency ranges, and the second described adjustable equalizer is provided with the one-to-one equalizing circuit of equalizing circuit with the first adjustable equalizer.During upgrading, only need central processing unit to lead to control and be switched to corresponding frequency range equalizing circuit, then the electric current that current control module passes through the 3rd radio frequency amplifier further according to the frequency range control of equalizing circuit, the optimal power of adjustment system, can avoiding device use larger current, produce high power consumption, waste the energy the problems such as.
Description
Technical field
The present invention relates to cable TV network technical field, more particularly to a kind of intelligent network upgrade device and its control
Method.
Background technology
The system operator of current cable television, the main circuit according to current and future for a period of time in network topology
Bandwidth requirements remove laying-out, lay on the market at present it is more be 870MHz and 1003MHz frequency ranges circuit, but with skill
The development of art and user meet the tendency of to the demand of high frequency range, high-transmission efficiency circuit, more and more products with high frequency the wide line road
And give birth to, but existing product will be upgraded to high frequency range from low frequency is wide, can only select to replace the part for being related to product frequency range
Change, waste time and energy, and upgrade cost is high, efficiency is low, while electric current of the control by product can not be selected according to the frequency range of product,
Therefore the state for making product be in lower power consumption all the time can not be ensured, so product also the asking in the presence of the waste energy after upgrading
Topic, therefore it is low urgently to design a kind of upgrade cost, upgrades rapid and convenient and the adjustable network upgrade device of power consumption.
The content of the invention
The invention provides a kind of intelligent network upgrade device, the device upgrade cost is low, upgrades efficiency high and power consumption
It is adjustable.
The technical solution adopted in the present invention is：A kind of intelligent network upgrade device, outbound course is input to from signal,
Including be sequentially connected transponder, central processing unit, the first adjustable equalizer, the first radio frequency amplifier, the second adjustable equalizer,
Second radio frequency amplifier, current control module；The second described adjustable equalizer and the other end of current control module respectively with
Central processing unit is connected；The first described adjustable equalizer is provided with the different equalizing circuit of at least two frequency ranges, and described second
Adjustable equalizer is provided with the one-to-one equalizing circuit of equalizing circuit with the first adjustable equalizer.
After being designed more than, the present invention has advantages below compared with prior art：
First adjustable equalizer and the second adjustable equalizer are provided with the different equalizing circuit of at least two frequency ranges, therefore upgrade
When, it is only necessary to central processing unit leads to control and is switched to corresponding frequency range equalizing circuit, and then current control module is further according to balanced electricity
The frequency range control on road adjusts the optimal power of system by the electric current of the 3rd radio frequency amplifier, can avoiding device use it is larger
Electric current, produce high power consumption, waste the energy the problems such as.
As an improvement, the first described adjustable equalizer and the second adjustable equalizer include 1003MHZ equalizing circuits,
1218MHZ equalizing circuits, switch 1 and switch 2；The common port of the switch 1 is connected with central processing unit, the public affairs of the switch 2
Altogether end be connected with the first radio frequency amplifier, it is described switch 1 normal-closed end be connected with 1003MHZ equalizing circuits, normally opened end and
1218MHZ equalizing circuits are connected；It is described switch 2 normal-closed end be connected with the other end of 1003MHZ equalizing circuits, normally opened end and
The other end of 1218MHZ equalizing circuits is connected.1003MHZ equalizing circuits are the balanced electricity of more commonly used one kind on the market at present
Road, 1218MHZ equalizing circuits are standby as upgrading circuit.
As an improvement, the first described adjustable equalizer includes controllable attenuator, one end of described controllable attenuator with
The common port of switch 1 is connected, and the other end is connected with the common port of switch 2；Or the second described adjustable equalizer includes controllable decline
Subtract device, one end of described controllable attenuator is connected with the common port of switch 1, and the other end is connected with the common port of switch 2.It is described
Controllable attenuator be used for adjustment circuit in signal size, improve impedance matching.
As an improvement, the first described adjustable equalizer includes the first controllable attenuator and the second controllable attenuator, it is described
First controllable attenuator one end be connected with 1003MHZ equalizing circuits, the other end is connected with the normal-closed end of switch 2, described the
Two controllable attenuator one end are connected with 1218MHZ equalizing circuits, and the other end is connected with the normally opened end of switch 2；Or described second
Adjustable equalizer includes the first controllable attenuator and the second controllable attenuator, first described controllable attenuator one end with
1003MHZ equalizing circuits are connected, the other end with switch 2 normal-closed end be connected, second described controllable attenuator one end with
1218MHZ equalizing circuits are connected, and the other end is connected with the normally opened end of switch 2, set two controllable attenuators further to improve resistance
Anti- matching.
As an improvement, a kind of described intelligent network update device also includes the compensation circuit module and the 3rd being sequentially connected
Radio frequency amplifier, the other end of described compensation circuit module are connected with the other end of the first radio frequency amplifier, and the described 3rd penetrates
The other end of audio amplifier is connected with one end of the second adjustable equalizer, described compensation circuit module be provided with first it is adjustable
The one-to-one compensation circuit of equalizing circuit of weighing apparatus, described compensation circuit are used to drift about caused by compensating equalization circuit,
Ensure the gain stability of equalizing circuit.
As an improvement, described compensation circuit module include 1003MHZ compensation circuits, 1218MHZ compensation circuits, switch 5,
Switch 6 and low-pass filter circuit；The common port of the switch 5 is connected with central processing unit, normal-closed end and 1003MHZ compensation circuits
It is connected, normally opened end is connected with 1218MHZ compensation circuits；The other end of the 1003MHZ compensation circuits and low-pass filter circuit phase
Even, the other end of the low-pass filter circuit is connected with the normal-closed end of switch 6；The normally opened end of the switch 6 compensates with 1218MHZ
The other end of circuit is connected, and common port is connected with central processing unit, and described low pass cylinder filter circuit is used in filtering circuit
Impurity signal, ensure the transmission quality of signal.
As an improvement, described current control module includes the analog-digital chip and operational amplifier being sequentially connected, institute
The other end for the analog-digital chip stated is connected with central processing unit, and the other end of the operational amplifier and the second radio frequency amplify
The other end of device is connected.After central processing unit receives the upgrade command from scene or remote control, data signal is passed
Transport to current control module, the analog-digital chip in current control module is used to the data signal of reception being converted into simulation electricity
Pressure, then the virtual voltage for controlling the second radio frequency amplifier is produced by operational amplifier, and then realize control the second radio frequency amplification
The electric current of device, adjust the purpose of the second radio frequency amplifier output end power consumption.
Present invention also offers a kind of control method of intelligent network upgrade device, it is characterised in that including following step
Suddenly,
S1, upgrade command is sent by way of remote control or joint connection in site to central processing unit, central processing unit
The equalizing circuit of the first adjustable equalizer is controlled to switch over after receiving upgrade command, the second adjustable equalizer is balanced according to first
The frequency range selection of the equalizing circuit of device is switched to the equalizing circuit of corresponding frequency range；
S2, central processing unit control compensation circuit module compensate the switching of circuit, the frequency range of described compensation circuit
It is corresponding with the frequency range of the equalizing circuit；
S3, central processing unit control electric current control module pass through the second radio frequency amplifier according to the regulation of the frequency range of equalizing circuit
Electric current, and then adjust the second radio frequency amplifier output end electric current.
After above control method, the present invention has advantages below compared with prior art：
The side of joint connection in site can also be passed through by way of remote control by sending upgrade command to central processing unit
Formula, control mode is more, therefore can use different upgrade methods according to the difference of staff and product present position, leads to
It is strong with property, upgrade efficiency high.
As an improvement, the mode of described remote control is specifically, first by computer room by upgrade command in step sl
Send to transponder, transponder and upgrade command is sent to central processing unit again after receiving.Using above control method, work people
Member can upgrade in computer room to intelligent network upgrade device, avoid outdoor study, time saving and energy saving and convenient and swift.
As an improvement, the mode of described joint connection in site is specifically, live by connecting central processing unit in step sl
On USB, RJ45, RS232 interface upgrade command is transmitted directly to central processing unit.Using this kind of control method, work people
Member directly can connect intelligent network upgrade device by USB, RJ45, RS232 interface, send upgrade command to it, realize
Upgrading.Field upgrade is more directly perceived, is easy to after upgrading whether timely check device upgrading has succeeded.
Brief description of the drawings
Fig. 1 is the first structure of adjustable equalizer
Fig. 2 is second of structure of adjustable equalizer
Fig. 3 is current control module schematic diagram
Fig. 4 is the amplifier architecture schematic diagram for including intelligent network upgrade device
Fig. 5 is the light station structure schematic diagram for including intelligent network upgrade device
Embodiment
As shown in Figures 1 to 5, a kind of intelligent network upgrade device, outbound course, including phase successively are input to from signal
Transponder even, central processing unit, the first adjustable equalizer, the first radio frequency amplifier, the second adjustable equalizer, the second radio frequency are put
Big device, current control module；The second described adjustable equalizer and the other end of current control module respectively with central processing unit
It is connected, the 3rd end of the second described adjustable equalizer is the output end of signal；The first described adjustable equalizer is provided with least
The different equalizing circuit of two frequency ranges, the second described adjustable equalizer are provided with the equalizing circuit of the first adjustable equalizer one by one
Corresponding equalizing circuit.
It is balanced that the first described adjustable equalizer and the second adjustable equalizer include 1003MHZ equalizing circuits, 1218MHZ
Circuit, switch 1 and switch 2；The common port of the switch 1 is connected to input, the common port of the switch 2 with central processing unit
Be connected to output end with the first radio frequency amplifier, the normal-closed end of the switch 1 is connected with 1003MHZ equalizing circuits, normally opened end and
1218MHZ equalizing circuits are connected；It is described switch 2 normal-closed end be connected with the other end of 1003MHZ equalizing circuits, normally opened end and
The other end of 1218MHZ equalizing circuits is connected.As depicted in figs. 1 and 2, the first described adjustable equalizer and the second adjustable equilibrium
Device is respectively provided with two kinds of structures, and the first described structure is, including controllable attenuator, and one end of described controllable attenuator is with opening
The common port of pass 1 is connected, and the other end is connected with the common port of switch 2；Second described of structure is, including the first controllable attenuation
Device and the second controllable attenuator, first described controllable attenuator one end are connected with 1003MHZ equalizing circuits, the other end and switch
2 normal-closed end is connected；Second described controllable attenuator one end is connected with 1218MHZ equalizing circuits, and the other end is normal with switch 2
Beginning is connected.First adjustable equalizer and the second adjustable equalizer can all use the first structure, can also all use second
Kind structure, the first structure or second of structure can be used with the first adjustable equalizer, the second adjustable equalizer is corresponding to be used
Second of structure or the first structure.Invention is by presetting different frequencies in the first adjustable equalizer and in the second adjustable equalizer
Wide equalizing circuit, therefore the parts such as adjustable equalizer need not be changed again during subsequent upgrade, can directly it upgrade, simply
Quick and upgrading efficiency high.
A kind of described intelligent network upgrade device also includes the compensation circuit module being sequentially connected and the 3rd radio frequency is put
Big device, the other end of described compensation circuit module are connected with the other end of the first radio frequency amplifier, the 3rd radio frequency amplification
The other end of device is connected with one end of the second adjustable equalizer, and described compensation circuit module is provided with and the first adjustable equalizer
The one-to-one compensation circuit of equalizing circuit.Described compensation circuit module includes 1003MHZ compensation circuits, 1218MHZ is compensated
Circuit, switch 5, switch 6 and low-pass filter circuit；It is described switch 5 common port be connected with central processing unit, normal-closed end and
1003MHZ compensation circuits are connected, and normally opened end is connected with 1218MHZ compensation circuits；The other end of the 1003MHZ compensation circuits with
Low-pass filter circuit is connected, and the other end of the low-pass filter circuit is connected with the normal-closed end of switch 6；It is described switch 6 it is normally opened
End is connected with the other end of 1218MHZ compensation circuits, and common port is connected with central processing unit.Described compensation circuit is used to compensate
Caused drift in circuit, the impurity signal that low cylinder filter circuit is used in filtering circuit, ensure the transmission quality of signal.
As shown in figure 3, described current control module includes the analog-digital chip and operational amplifier being sequentially connected, institute
The other end for the analog-digital chip stated is connected with central processing unit, and the other end of the operational amplifier and the second radio frequency amplify
The other end of device is connected.Described analog-digital chip can choose MCP4728 types, and operational amplifier can choose LM2904
Type, after central processing unit receives the upgrade command from computer room or scene, by digital data transmission to current control module,
Analog-digital chip in current control module is used to the data signal of reception being converted into analog voltage, then passes through operation amplifier
Device produces the virtual voltage of the second radio frequency amplifier of control, and then realizes the electric current of the second radio frequency amplifier of control, adjustment second
The purpose of radio frequency amplifier output end power consumption.When carrying out network laying, if user's selection uses low frequency broad network signal,
The electric current of the second radio frequency amplifier is controlled to adapt to the wide equalizing circuit of low frequency by current control module, if subsequently by the frequency of device
Width is upgraded to high frequency range, then controls the electric current of the second radio frequency amplifier to adapt to the balanced electric of high frequency range by current control module
Road, the electric current of the second radio frequency amplifier output end output influences the overall power consumption of device, therefore the current control module can root
The power consumption of intelligent network upgrade device is adjusted according to the frequency range of equalizing circuit, the wide circuit of low frequency is avoided the occurrence of and produces high power consumption
Situation, it is adaptable that the frequency range of equalizing circuit, which is effectively ensured, with the power consumption of intelligent network upgrade device.
Present invention also offers the control method of intelligent network upgrade device, comprise the following steps,
S1, upgrade command is sent by way of remote control or joint connection in site to central processing unit, central processing unit
The equalizing circuit of the first adjustable equalizer is controlled to switch over after receiving upgrade command, the second adjustable equalizer is balanced according to first
The frequency range selection of the equalizing circuit of device is switched to the equalizing circuit of corresponding frequency range；
S2, central processing unit control compensation circuit module compensate the switching of circuit, the frequency range of described compensation circuit
It is corresponding with the frequency range of the equalizing circuit；
S3, central processing unit control electric current control module pass through the second radio frequency amplifier according to the regulation of the frequency range of equalizing circuit
Electric current, and then adjust the second radio frequency amplifier output end electric current.
The mode of described remote control is specifically, first sent upgrade command to response by computer room in step sl
Upgrade command is sent to central processing unit by device, transponder again after receiving.Remote control is avoided that outdoor study, it is time saving and energy saving and
It is convenient and swift.
In step sl described joint connection in site mode specifically, scene by connect the USB on central processing unit,
Upgrade command is transmitted directly to central processing unit by RJ45, RS232 interface.Described USB interface is universal serial port bus, RJ45
The interface that interface is Ethernet interface, RS232 interface is serial data communication.Field upgrade is applied to staff from device ratio
Relatively near, in the case that room of disembarking is distant, and field upgrade is more directly perceived, whether is easy to after upgrading timely check device upgrading
It has been completely successful.
Such as Fig. 4, shown in Fig. 5, the present invention can be used in the products such as the amplifier and light station for needing to upgrade and can led to
Excess current control module can adjust the power consumption of product, and versatility is stronger, and upgrading mode is simple, and upgrade cost is low, upgrade efficiency
It is high.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those within the art that, it still can be to foregoing implementation
Technical scheme described in example is modified, or carries out equivalent substitution to wherein each several part technical characteristic, such as, according to user
Demand device is degraded, that is, drop to from high frequency range that low frequency is wide, current control module accordingly can be device
Power consumption is adjusted to compared with low state, and these modifications or replacement, the essence of appropriate technical solution is departed from the present invention and is implemented
The scope of example technical scheme.
Claims (10)
- A kind of 1. intelligent network upgrade device, it is characterised in that be input to outbound course from signal, including be sequentially connected should Answer device, central processing unit, the first adjustable equalizer, the first radio frequency amplifier, the second adjustable equalizer, the second radio frequency amplifier, Current control module；The second described adjustable equalizer and the other end of current control module are connected with central processing unit respectively； The first described adjustable equalizer is provided with the different equalizing circuit of at least two frequency ranges, the second described adjustable equalizer be provided with The one-to-one equalizing circuit of equalizing circuit of first adjustable equalizer.
- A kind of 2. intelligent network upgrade device according to claim 1, it is characterised in that the first described adjustable equilibrium Device and the second adjustable equalizer include 1003MHZ equalizing circuits, 1218MHZ equalizing circuits, switch 1 and switch 2；The switch 1 common port is connected with central processing unit, it is described switch 2 common port be connected with the first radio frequency amplifier, it is described switch 1 it is normal Closed end is connected with 1003MHZ equalizing circuits, and normally opened end is connected with 1218MHZ equalizing circuits；It is described switch 2 normal-closed end with The other end of 1003MHZ equalizing circuits is connected, and normally opened end is connected with the other end of 1218MHZ equalizing circuits.
- A kind of 3. intelligent network upgrade device according to claim 2, it is characterised in that the first described adjustable equilibrium Device includes controllable attenuator, and one end of described controllable attenuator is connected with the common port of switch 1, the public affairs of the other end and switch 2 End is connected altogether；Or the second described adjustable equalizer includes controllable attenuator, one end and the switch 1 of described controllable attenuator Common port is connected, and the other end is connected with the common port of switch 2.
- A kind of 4. intelligent network upgrade device according to claim 2, it is characterised in that the first described adjustable equilibrium Device includes the first controllable attenuator and the second controllable attenuator, first described controllable attenuator one end electricity balanced with 1003MHZ Road is connected, and the other end is connected with the normal-closed end of switch 2, second described controllable attenuator one end and 1218MHZ equalizing circuit phases Even, the other end is connected with the normally opened end of switch 2；Or the second described adjustable equalizer can including the first controllable attenuator and second Attenuator is controlled, first described controllable attenuator one end is connected with 1003MHZ equalizing circuits, the normal-closed end of the other end and switch 2 It is connected, second described controllable attenuator one end is connected with 1218MHZ equalizing circuits, and the other end is connected with the normally opened end of switch 2.
- 5. a kind of intelligent network upgrade device according to claim 1, it is characterised in that also include the benefit being sequentially connected Repay circuit module and the 3rd radio frequency amplifier, the other end of described compensation circuit module and the other end of the first radio frequency amplifier It is connected, the other end of the 3rd radio frequency amplifier is connected with one end of the second adjustable equalizer, described compensation circuit module Provided with the one-to-one compensation circuit of the equalizing circuit of the first adjustable equalizer.
- A kind of 6. intelligent network upgrade device according to claim 5, it is characterised in that described compensation circuit module Including 1003MHZ compensation circuits, 1218MHZ compensation circuits, switch 5, switch 6 and low-pass filter circuit；It is described switch 5 it is public End is connected with central processing unit, and normal-closed end is connected with 1003MHZ compensation circuits, and normally opened end is connected with 1218MHZ compensation circuits；Institute The other end for stating 1003MHZ compensation circuits is connected with low-pass filter circuit, the other end and the switch 6 of the low-pass filter circuit Normal-closed end is connected；The normally opened end of the switch 6 is connected with the other end of 1218MHZ compensation circuits, common port and central processing unit It is connected.
- A kind of 7. intelligent network upgrade device according to claim 1, it is characterised in that described current control module Including the analog-digital chip and operational amplifier being sequentially connected, the other end and central processing unit of described analog-digital chip It is connected, the other end of the operational amplifier is connected with the other end of the second radio frequency amplifier.
- A kind of 8. control method of intelligent network upgrade device, it is characterised in that comprise the following steps,S1, upgrade command is sent by way of remote control or joint connection in site and is received to central processing unit, central processing unit The equalizing circuit of the first adjustable equalizer is controlled to switch over after upgrade command, the second adjustable equalizer is according to the first balanced device The frequency range selection of equalizing circuit is switched to the equalizing circuit of corresponding frequency range；S2, central processing unit control compensation circuit module compensate the switching of circuit, the frequency range of described compensation circuit and institute The frequency range for stating equalizing circuit is corresponding；S3, the electricity that central processing unit control electric current control module passes through the second radio frequency amplifier according to the regulation of the frequency range of equalizing circuit Stream, and then adjust the electric current of the second radio frequency amplifier output end.
- 9. the control method of a kind of intelligent network upgrade device according to claim 8, it is characterised in that in step S1 Described in remote control mode specifically, upgrade command is sent to transponder by computer room first, after transponder receives Upgrade command is sent to central processing unit again.
- 10. the control method of a kind of intelligent network upgrade device according to claim 8, it is characterised in that in step The mode of joint connection in site described in S1 will be specifically, scene will by connecting USB, RJ45 on central processing unit, RS232 interface Upgrade command is transmitted directly to central processing unit.
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| CN201710522952.3A CN107450942B (en) | 2017-06-30 | 2017-06-30 | Intelligent network upgrading device and control method thereof |
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| CN201710522952.3A CN107450942B (en) | 2017-06-30 | 2017-06-30 | Intelligent network upgrading device and control method thereof |
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| CN107450942A true CN107450942A (en) | 2017-12-08 |
| CN107450942B CN107450942B (en) | 2021-01-19 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102395021A (en) * | 2011-10-26 | 2012-03-28 | 常熟市高事达光电科技有限公司 | CATV (Cable Television) amplifier capable of being upgraded to EOC (Ethernet Over Coax) local-side optical receiver circuit |
| CN202713502U (en) * | 2012-09-06 | 2013-01-30 | 宁波环球广电科技有限公司 | Upgrade type frequency module for cable television network |
| WO2014081571A1 (en) * | 2012-11-26 | 2014-05-30 | Analog Devices, Inc. | Apparatus and methods for equalization |
| US20160299862A1 (en) * | 2015-04-07 | 2016-10-13 | O. Bradley Corbin | HDMI Extender with Bidirectional Power Over Twisted Pair |
-
2017
- 2017-06-30 CN CN201710522952.3A patent/CN107450942B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102395021A (en) * | 2011-10-26 | 2012-03-28 | 常熟市高事达光电科技有限公司 | CATV (Cable Television) amplifier capable of being upgraded to EOC (Ethernet Over Coax) local-side optical receiver circuit |
| CN202713502U (en) * | 2012-09-06 | 2013-01-30 | 宁波环球广电科技有限公司 | Upgrade type frequency module for cable television network |
| WO2014081571A1 (en) * | 2012-11-26 | 2014-05-30 | Analog Devices, Inc. | Apparatus and methods for equalization |
| US20160299862A1 (en) * | 2015-04-07 | 2016-10-13 | O. Bradley Corbin | HDMI Extender with Bidirectional Power Over Twisted Pair |
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| CN107450942B (en) | 2021-01-19 |
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