CN106411330A - Microwave broadband multiple-channel receiver - Google Patents
Microwave broadband multiple-channel receiver Download PDFInfo
- Publication number
- CN106411330A CN106411330A CN201610789883.8A CN201610789883A CN106411330A CN 106411330 A CN106411330 A CN 106411330A CN 201610789883 A CN201610789883 A CN 201610789883A CN 106411330 A CN106411330 A CN 106411330A
- Authority
- CN
- China
- Prior art keywords
- unit
- output end
- electrically connected
- frequency conversion
- input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/0057—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using diplexing or multiplexing filters for selecting the desired band
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
Abstract
The invention provides a microwave broadband multiple-channel receiver. The microwave broadband multiple-channel receiver comprises an antenna signal input end, a 3GHz-6GHz frequency conversion unit, a 20MHz-3GHz frequency conversion unit and a digital processing terminal; the input port of the antenna signal input end is connected to an antenna switching unit; the output end of the antenna switching unit is connected to a radio-frequency switching unit; the output end of the radio-frequency switching unit is connected to the 20MHz-3GHz frequency conversion unit; the microwave broadband multiple-channel receiver can form a portable radio monitoring system and a network type monitoring system together with an omnidirectional antenna; the microwave broadband multiple-channel receiver is suitable for monitoring an outdoor signal source; various radio monitoring functions can be realized; the microwave broadband multiple-channel receiver is used in combination with a background control terminal, and can form a radio monitoring fixed station or mobile station; short-distance signal monitoring and detecting can be provided in a building of a whole city or a specific area; and thus, the aerial electric wave order is kept.
Description
Technical field
Present invention relates particularly to a kind of microwave broadband multichannel receiver.
Background technology
Microwave broadband multichannel receiver is by the faint microwave signal receiving, and through low-noise amplifier, it is carried out
Amplify, then through mixing, intermediate frequency amplification and the link filtering, final output gives load.Traditional microwave note handset structure is complicated,
Receive microwave signal sensitivity low, also there is the low defect of antijamming capability；So being badly in need of a kind of microwave broadband multiple channel reception
Machine is to solve this problem.
Content of the invention
Present invention aims to the deficiencies in the prior art, provide a kind of microwave broadband multichannel receiver, this is micro-
Ripple Wide band multi-channel receiver can solve the above problems well.
For reaching above-mentioned requirements, the present invention adopts the technical scheme that：A kind of microwave broadband multichannel receiver is provided, should
Microwave broadband multichannel receiver includes aerial signal input, 3GHz-6GHz converter unit, 20MHz-3GHz converter unit and
Digital processing terminal, the input port of described aerial signal input connects antenna switching unit, described antenna switching unit
Output end connects RF switching unit, and the output end of described RF switching unit connects 20MHz-3GHz converter unit；Described
3GHz-6GHz converter unit include wave band switch unit, filter and amplification unit, low-loss microwave mixing unit, second filtering put
Big unit, wave band switch unit, the output end of described wave band switch unit connects the input of filter and amplification unit, described low damage
The output end of consumption microwave mixer unit connects the input of the second filter and amplification unit, the output of described second filter and amplification unit
End connects wave band switch unit；Digital processing terminal is electrically connected with digital information safety processing system, described digital information safety
Processing system includes：Safety control module and secure processing module, both two-way communications, wherein, safety control module is PC
One of and/or server, safety control module is responsible for controlling many CA to control mandate control with close, generation Control Word, management
Information ECM processed and Entitlement Management Message EMM, generation or reception DRM encryption key, control carry out safe handling to digital information
Mode and control secure processing module carry out safe handling to digital information, and digital information safety processing system is issued with information
Device electrically connects, and described information distributing device includes receiver enclosure, is provided with microcontroller and supplies Denso in receiver enclosure
Put, electric supply installation is electrically connected with solar panel, described microcontroller is connected with cloud backup of memory signal, cloud backup storage
Device is electrically connected with emergency backup device, and described emergency backup device is electrically connected with power-off alarm, described power-off alarm and institute
State microcontroller signal to connect, solar panel is electrically connected with electrical storage device, described electrical storage device is electric with electricity quantity monitoring device
Connect, described electricity quantity monitoring device is electrically connected with Emergency power supply unit, and electrical storage device is electrically connected with electric quantity display device, described electricity
Quantity display apparatus are electrically connected with wireless signal transceiver, and described wireless signal transceiver is connected to antenna.
This microwave broadband multichannel receiver has the advantage that as follows：Enter line frequency using low-loss microwave mixing schemes to remove
Move, enormously simplify conventional microwave signal receiving circuit.Next employs the frequency mixing technique side that superhet is combined with super internal difference
Method.High and low two local oscillators are produced by frequency synthesizer, form an a high intermediate frequency F1 and low intermediate frequency F2, respectively with
High two local oscillators are mutually mixed with low two local oscillators, produce the intermediate frequency output of a 70MHz.Larger Dynamic microwave mixer technology, isolation
Well it is ensured that intermediate frequency suppression and image frequency suppress index.
Brief description
Accompanying drawing described herein is used for providing further understanding of the present application, constitutes the part of the application, at this
Represent same or analogous part, the schematic description and description of the application using identical reference number in a little accompanying drawings
For explaining the application, do not constitute the improper restriction to the application.In the accompanying drawings：
Fig. 1 schematically shows the structural representation of the microwave broadband multichannel receiver according to one embodiment of the application
Figure.
Fig. 2 schematically shows the digital information of the microwave broadband multichannel receiver according to one embodiment of the application
The structural representation of safe processing system.
The information that Fig. 3 schematically shows the microwave broadband multichannel receiver according to one embodiment of the application is issued
The structural representation of device.
Wherein：1st, aerial signal input, 2,3GHz-6GHz converter unit, 3,20MHz-3GHz converter unit, 4, numeral
Processing terminal, 5, antenna switching unit, 6, RF switching unit, 7, wave band switch unit, 8, filter and amplification unit, 9, low-loss
Microwave mixer unit, the 10, second filter and amplification unit, 11, wave band switch unit, 12, input height put unit, the 13, first frequency conversion,
14th, put in first, the 15, second frequency conversion, put in 16, second, the 17, first local oscillator, 18, controller, the 19, second local oscillator, 20, numeral
DSP unit, 21, network control unit, 22, broadband adopt A/D unit, 23, FPGA and control interface unit.
Specific embodiment
Purpose, technical scheme and advantage for making the application are clearer, below in conjunction with drawings and the specific embodiments, to this
Application is described in further detail.
In the following description, quoting of " embodiment ", " embodiment ", " example ", " example " etc. is shown
So the embodiment of description or example can include special characteristic, structure, characteristic, property, element or limit, but not each is real
Apply example or example all necessarily includes special characteristic, structure, characteristic, property, element or limit.In addition, reuse phrase " according to
One embodiment of the application " is although it is possible to refer to identical embodiment, but is not necessarily referring to identical embodiment.
For the sake of simplicity, eliminate in below describing well known to a person skilled in the art some technical characteristics.
According to an embodiment of the application, provide a kind of microwave broadband multichannel receiver, as Figure 1-3, including
Aerial signal input 1,3GHz-6GHz converter unit 2,20MHz-3GHz converter unit 3 sum word processing terminal 4, described sky
The input port of line signal input part 1 connects antenna switching unit 5, and the output end of described antenna switching unit 5 connects radio frequency and opens
Close unit 6, the output end of described RF switching unit 6 connects 20MHz-3GHz converter unit 3；Described 3GHz-6GHz frequency conversion list
Unit 2 includes wave band switch unit 7, filter and amplification unit 8, low-loss microwave mixing unit 9, the second filter and amplification unit 10, ripple
Section switch unit 11, the output end of described wave band switch unit 7 connects the input of filter and amplification unit 8, and described low-loss is micro-
The output end of wave mixing unit 9 connects the input of the second filter and amplification unit 10, described second filter and amplification unit 10 defeated
Go out end and connect wave band switch unit 11, electric supply installation is electrically connected with solar panel, described microcontroller is stored with cloud backup
Device signal connects, and cloud backup of memory is electrically connected with emergency backup device, and described emergency backup device is electrically connected with power-off alarm
Connect, described power-off alarm is connected with described microcontroller signal, and solar panel is electrically connected with electrical storage device, described electric power storage
Device is electrically connected with electricity quantity monitoring device, and described electricity quantity monitoring device is electrically connected with Emergency power supply unit, electrical storage device and electricity
Display device electrically connects, and described electric quantity display device is electrically connected with wireless signal transceiver, described wireless signal transceiver
On be connected to antenna.
An embodiment, the digital processing terminal of this microwave broadband multichannel receiver and digital information according to the application
Safe processing system electrically connects, and described digital information safety processing system includes：Safety control module and secure processing module, two
Person's two-way communication, wherein, safety control module is one of PC and/or server, and it is many that safety control module is responsible for control
CA controls Entitlement Control Message ECM and Entitlement Management Message EMM, generation or reception DRM to add with close, generation Control Word, management
Key, control carry out the mode of safe handling and control secure processing module to carry out safety to digital information to digital information
Process, digital information safety processing system is electrically connected with information delivery apparatus, and described information distributing device includes receiver enclosure,
Microcontroller and electric supply installation are installed in receiver enclosure.
According to an embodiment of the application, the 20MHz-3GHz converter unit 3 of this microwave broadband multichannel receiver wraps
Include input height to put unit 12, put in the first frequency conversion 13, first and in 14, second frequency conversion 15, second, put 16, described input height puts unit
12 output end is connected with the input of the first frequency conversion 13, and the output end of described first frequency conversion 13 is passed through to put 14 input in first
End is connected with the second frequency conversion 15, and the output end of described second frequency conversion 15 connects in second puts 16 connections.
According to an embodiment of the application, the digital processing terminal 4 of this microwave broadband multichannel receiver includes broadband
Using A/D unit 22, FPGA and control interface unit 23, digital DSP unit 20 and network control unit 21, described broadband adopts
The output end of A/D unit 22 is passed through FPGA and control interface unit 23 and is connected with the input of digital DSP unit 20.
Embodiment described above only represents the several embodiments of the present invention, and its description is more concrete and detailed, but not
It is understood that as limitation of the scope of the invention.It should be pointed out that for the person of ordinary skill of the art, without departing from
On the premise of present inventive concept, some deformation can also be made and improve, these broadly fall into the scope of the present invention.Therefore this
Bright protection domain should be defined by described claim.
Claims (3)
1. a kind of microwave broadband multichannel receiver it is characterised in that：Including aerial signal input (1), 3GHz-6GHz frequency conversion
Unit (2), 20MHz-3GHz converter unit (3) sum word processing terminal (4), the input of described aerial signal input (1)
Mouth connects antenna switching unit (5), and the output end of described antenna switching unit (5) connects RF switching unit (6), described radio frequency
The output end of switch element (6) connects 20MHz-3GHz converter unit (3)；Described 3GHz-6GHz converter unit (2) includes wave band
Switch unit (7), filter and amplification unit (8), low-loss microwave mixing unit (9), the second filter and amplification unit (10), wave band are cut
Change unit (11), the output end of described wave band switch unit (7) connects the input of filter and amplification unit (8), described low-loss
The output end of microwave mixer unit (9) connects the input of the second filter and amplification unit (10), described second filter and amplification unit
(10) output end connects wave band switch unit (11)；
Described digital processing terminal is electrically connected with digital information safety processing system, described digital information safety processing system bag
Include：Safety control module and secure processing module, both two-way communications, wherein, safety control module is PC and/or server
One of, safety control module be responsible for controlling many CA with close, generate Control Word, management controls Entitlement Control Message ECM and
Entitlement Management Message EMM, generation or reception DRM encryption key, control carry out mode and the control of safe handling to digital information
Secure processing module processed carries out safe handling to digital information；
Described digital information safety processing system is electrically connected with information delivery apparatus, and described information distributing device includes receiver machine
Shell, is provided with microcontroller and electric supply installation, described electric supply installation is electrically connected with solar panel, described in receiver enclosure
Microcontroller is connected with cloud backup of memory signal；
Described cloud backup of memory is electrically connected with emergency backup device, and described emergency backup device is electrically connected with power-off alarm,
Described power-off alarm is connected with described microcontroller signal；
Described solar panel is electrically connected with electrical storage device, and described electrical storage device is electrically connected with electricity quantity monitoring device, described electricity
Amount supervising device is electrically connected with Emergency power supply unit；
Described electrical storage device is electrically connected with electric quantity display device, and described electric quantity display device and wireless signal transceiver are electrically connected
Connect, described wireless signal transceiver is connected to antenna.
2. microwave broadband multichannel receiver according to claim 1 it is characterised in that：Described 20MHz-3GHz frequency conversion list
First (3) include input height and put unit (12), the first frequency conversion (13), put (14), the second frequency conversion (15) in first, put in second
(16) output end that, described input height puts unit (12) is connected with the input of the first frequency conversion (13), described first frequency conversion (13)
Output end pass through to put the input of (14) in first and be connected with the second frequency conversion (15), the output end company of described second frequency conversion (15)
Connect in second and put (16) connection.
3. microwave broadband multichannel receiver according to claim 1 it is characterised in that：Described digital processing terminal (4)
Adopt A/D unit (22), FPGA and control interface unit (23), digital DSP unit (20) and network control unit including broadband
(21), described broadband adopts the output end of A/D unit (22) to pass through FPGA and control interface unit (23) and digital DSP unit
(20) input connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610789883.8A CN106411330A (en) | 2016-08-31 | 2016-08-31 | Microwave broadband multiple-channel receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610789883.8A CN106411330A (en) | 2016-08-31 | 2016-08-31 | Microwave broadband multiple-channel receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106411330A true CN106411330A (en) | 2017-02-15 |
Family
ID=58001762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610789883.8A Withdrawn CN106411330A (en) | 2016-08-31 | 2016-08-31 | Microwave broadband multiple-channel receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106411330A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111404563A (en) * | 2020-03-27 | 2020-07-10 | 南京宽超通信技术有限公司 | Ultra-wideband integrated tracking receiver |
-
2016
- 2016-08-31 CN CN201610789883.8A patent/CN106411330A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111404563A (en) * | 2020-03-27 | 2020-07-10 | 南京宽超通信技术有限公司 | Ultra-wideband integrated tracking receiver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170215 |
|
| WW01 | Invention patent application withdrawn after publication |