CN205693657U - A kind of numeric type cdma wireless signal disturbing equipment - Google Patents
A kind of numeric type cdma wireless signal disturbing equipment Download PDFInfo
- Publication number
- CN205693657U CN205693657U CN201620632651.7U CN201620632651U CN205693657U CN 205693657 U CN205693657 U CN 205693657U CN 201620632651 U CN201620632651 U CN 201620632651U CN 205693657 U CN205693657 U CN 205693657U
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- CN
- China
- Prior art keywords
- radio frequency
- voltage
- protection box
- frequency
- shielding protection
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of numeric type cdma wireless signal disturbing equipment; including shielding protection box and main control chip; main control chip is arranged on inside shielding protection box; radio frequency reception antenna and radio frequency transmission antenna are installed on the outer surface of shielding protection box; main control chip connects analog-digital converter, interfering frequency voltage scanning generator, autoalarm and overvoltage protector; analog-digital converter connects has signal amplifier, signal amplifier to be connected to radio frequency reception antenna；Interfering frequency voltage scanning generator connects has voltage-controlled oscillator (VCO), voltage-controlled oscillator (VCO) to be also associated with power amplifier, and power amplifier is connected to the input of radio frequency transmission antenna；Being also equipped with power module in shielding protection box, power module includes alternating source and Electro Magnetic Compatibility wave filter, and the outfan connection of Electro Magnetic Compatibility wave filter has AC adapter；The frequency control terminal of voltage-controlled oscillator (VCO) is also equipped with frequency controller.This device can realize frequency interferences well, reaches expection requirement.
Description
Technical field
This utility model relates to wireless communication technology field, is specially a kind of numeric type cdma wireless signal disturbing equipment.
Background technology
In recent years, the changing with each passing day of China's mobile phone market, present good high speed development situation, mobile phone always
Become people work, learn, live in one of indispensable instrument, but mobile phone crime produces the most therewith.Recently hands is utilized
The case of machine crime is the most in rising trend.A few peoples, for certain purpose or the needs of interests, can use mobile phone to carry out not
The criminal activity that morals are the most illegal.From the point of view of the angle of technology, the effective means suppressing this Information Crimes is at some
A kind of low cost, effective electronic countermeasures means are provided in local, special sensitizing range.Existing ripple screened room is implemented
High cost, although CDMA up return link interferences method low cost interference effect is good, but easily causes in wide area
The fault of communication network, affects proper communication.
Utility model content
For problem above, this utility model provides a kind of numeric type cdma wireless signal disturbing equipment, it is possible to for
Property realizes CDMA signal disturbing, and low cost interference effect is good, can effectively solve the problem in background technology.
For achieving the above object, the following technical scheme of this utility model offer: a kind of numeric type cdma wireless signal disturbing
Equipment, including shielding protection box and main control chip, described main control chip is arranged on inside shielding protection box, described shielding protection box
Outer surface on radio frequency reception antenna and radio frequency transmission antenna be installed, described main control chip connects analog-digital converter and interference
Voltage to frequency sweep generator, the data input pin of described analog-digital converter connects signal amplifier, and signal amplifier connects
To radio frequency reception antenna；The outfan of described interfering frequency voltage scanning generator connects voltage-controlled oscillator (VCO), voltage-controlled oscillator (VCO)
Outfan be also associated with power amplifier, power amplifier is connected to the input of radio frequency transmission antenna；Described voltage-controlled concussion
The frequency control terminal of device is also equipped with frequency controller, and the other end of frequency controller is connected to main control chip.
As a kind of preferably technical scheme of this utility model, it is also equipped with power module in described shielding protection box, electricity
Source module includes alternating source and Electro Magnetic Compatibility wave filter, and the outfan connection of Electro Magnetic Compatibility wave filter has exchange adaptation
Device.
As a kind of preferably technical scheme of this utility model, described main control chip is also associated with autoalarm and overvoltage
Protector, the other end of overvoltage protector is connected to the outfan of alternating source.
As a kind of preferably technical scheme of this utility model, described radio frequency reception antenna and radio frequency transmission antenna all use
SMA interface connected mode.
Compared with prior art, the beneficial effects of the utility model are: this numeric type cdma wireless signal disturbing equipment, logical
Cross and radio frequency reception antenna, main control chip are set, produce corresponding interference signal for special signal, it is achieved that specific aim is done
Disturb, it is to avoid disturb other proper communication equipment；Signal amplifier and power amplifier are set, improve detection sensitivity and interference is strong
Degree, makes specific aim interference effect become apparent from；Overvoltage protector and autoalarm are set, improve equipment safety and stability
Energy；This apparatus structure is simple, spends low cost, it is possible to realize specific aim interference, it is to avoid occur causing wide area communications to be paralysed
Situation, motility is strong, is suitable to promote.
Accompanying drawing explanation
Fig. 1 is this utility model electrical block diagram；
Fig. 2 is this utility model structural representation.
In figure: 1-shielding protection box；2-main control chip；3-radio frequency reception antenna；4-radio frequency transmission antenna；5-analog digital conversion
Device；6-signal amplifier；7-interfering frequency voltage scanning generator；8-voltage-controlled oscillator (VCO)；9-power amplifier；10-power supply mould
Block；11-alternating source；12-Electro Magnetic Compatibility wave filter；13-AC adapter；14-frequency controller；15-autoalarm；
16-overvoltage protector.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Embodiment:
Fig. 1 and Fig. 2, a kind of technical scheme of this utility model offer: a kind of numeric type cdma wireless signal disturbing are provided
Equipment, including shielding protection box 1 and main control chip 2, it is internal that described main control chip 2 is arranged on shielding protection box 1, and described shielding is protected
Protecting and be provided with radio frequency reception antenna 3 and radio frequency transmission antenna 4 on the outer surface of box 1, described main control chip 2 connects analog digital conversion
Device 5 and interfering frequency voltage scanning generator 7, the data input pin of described analog-digital converter 5 connects signal amplifier 6, letter
Number amplifier 6 is connected to radio frequency reception antenna 3；The outfan of described interfering frequency voltage scanning generator 7 connects voltage-controlled shake
Swinging device 8, the outfan of voltage-controlled oscillator (VCO) 8 is also associated with power amplifier 9, and power amplifier 9 is connected to radio frequency transmission antenna 4
Input；Being also equipped with power module 10 in described shielding protection box 1, power module 10 includes alternating source 11 and electromagnetic compatibility
Property wave filter 12, and Electro Magnetic Compatibility wave filter 12 outfan connect have AC adapter 13；
The frequency control terminal of described voltage-controlled oscillator (VCO) 8 is also equipped with frequency controller 14, and another of frequency controller 14
End is connected to main control chip 2；Described main control chip 2 is also associated with autoalarm 15 and overvoltage protector 16, overvoltage protector
The other end of 16 is connected to the outfan of alternating source 11；Described radio frequency reception antenna 3 and radio frequency transmission antenna 4 all use SMA
Interface connected mode.
Operation principle of the present utility model: described shielding protection box 1 can completely cut off external interference, protects inner member, described
Main control chip 2 controls the work of whole device, it is achieved automatically disturb；Described radio frequency reception antenna 3 is used for receiving signal to be disturbed, and connects
The signal received is fainter due to distance reason, first passes through signal amplifier 6 and is amplified, and the signal after amplification enters modulus
Transducer 5, analog-digital converter 5 converts analog signals into feeding main control chip 2 after digital signal, and main control chip 2 is according to reception
To data produce according to plug-in algorithm and to disturb signal data accordingly, interference signal data enters interfering frequency voltage and sweeps
Retouching generator 7, control to produce corresponding interfering frequency voltage, interfering frequency Control of Voltage voltage-controlled oscillator (VCO) 8 produces concussion interference
Electric wave, interference electric wave is amplified by power amplifier 9 again, launches finally by radio frequency transmission antenna 4, forms interference signal；Institute
State frequency controller 14 and can change the frequency launching signal under the control of main control chip 2；Described power module 10 is master control core
Sheet 2 is powered, simultaneously for producing alternation electric wave offer electric energy: described alternating source 11 produces alternating current, and Electro Magnetic Compatibility filters
Device 12 suppresses and eliminates external magnetic field interference, and convert alternating current is become circuit required voltage by AC adapter 13；Described overvoltage is protected
Protect device 16 and detect present operating voltage always, will automatically power off when beyond threshold value, and trigger autoalarm 15 and send sound
Alarm.
This numeric type cdma wireless signal disturbing equipment, by arranging radio frequency reception antenna 3, main control chip 2, for specially
Signal produce corresponding interference signal, it is achieved that specific aim is disturbed, it is to avoid disturb other proper communication equipment；Arrange signal to put
Big device 6 and power amplifier 9, improve detection sensitivity and interference strength, make specific aim interference effect become apparent from；Arrange overvoltage to protect
Protect device 16 and autoalarm 15, improve equipment safety and stability；This apparatus structure is simple, spends low cost, it is possible to
Realizing specific aim interference, it is to avoid the situation causing wide area communications to be paralysed occur, motility is strong, is suitable to promote.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Protection domain within.
Claims (4)
1. a numeric type cdma wireless signal disturbing equipment, including shielding protection box (1) and main control chip (2), described master control
It is internal that chip (2) is arranged on shielding protection box (1), it is characterised in that: it is provided with on the outer surface of described shielding protection box (1) and penetrates
Frequently reception antenna (3) and radio frequency transmission antenna (4), described main control chip (2) connects analog-digital converter (5) and interfering frequency electricity
Pressure sweep generator (7), the data input pin of described analog-digital converter (5) connects signal amplifier (6), signal amplifier
(6) radio frequency reception antenna (3) it is connected to；The outfan of described interfering frequency voltage scanning generator (7) connects voltage-controlled concussion
Device (8), the outfan of voltage-controlled oscillator (VCO) (8) is also associated with power amplifier (9), and power amplifier (9) is connected to radio frequency and sends
The input of antenna (4)；Being also equipped with power module (10) in described shielding protection box (1), power module (10) includes alternation
Power supply (11) and Electro Magnetic Compatibility wave filter (12), and Electro Magnetic Compatibility wave filter (12) outfan connect have AC adapter
(13).
A kind of numeric type cdma wireless signal disturbing equipment the most according to claim 1, it is characterised in that: described voltage-controlled shake
The frequency control terminal swinging device (8) is also equipped with frequency controller (14), and the other end of frequency controller (14) is connected to master control
Chip (2).
A kind of numeric type cdma wireless signal disturbing equipment the most according to claim 1, it is characterised in that: described master control core
Sheet (2) is also associated with autoalarm (15) and overvoltage protector (16), and the other end of overvoltage protector (16) is connected to alternation
The outfan of power supply (11).
A kind of numeric type cdma wireless signal disturbing equipment the most according to claim 1, it is characterised in that: described radio frequency connects
Receive antenna (3) and radio frequency transmission antenna (4) all uses SMA interface connected mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620632651.7U CN205693657U (en) | 2016-06-24 | 2016-06-24 | A kind of numeric type cdma wireless signal disturbing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620632651.7U CN205693657U (en) | 2016-06-24 | 2016-06-24 | A kind of numeric type cdma wireless signal disturbing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205693657U true CN205693657U (en) | 2016-11-16 |
Family
ID=57425025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620632651.7U Expired - Fee Related CN205693657U (en) | 2016-06-24 | 2016-06-24 | A kind of numeric type cdma wireless signal disturbing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205693657U (en) |
-
2016
- 2016-06-24 CN CN201620632651.7U patent/CN205693657U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161116 Termination date: 20180624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |