CN203377888U - Portable monitoring and interference system - Google Patents
Portable monitoring and interference system Download PDFInfo
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- CN203377888U CN203377888U CN201320343734.0U CN201320343734U CN203377888U CN 203377888 U CN203377888 U CN 203377888U CN 201320343734 U CN201320343734 U CN 201320343734U CN 203377888 U CN203377888 U CN 203377888U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 238000005094 computer simulation Methods 0.000 claims description 13
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 13
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 2
- 238000004891 communication Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 241000209202 Bromus secalinus Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Abstract
The utility model discloses a portable monitoring and interference system which is characterized in that the system comprises a signal interference device and a host; the signal interference device is installed on a support frame; the signal interference device comprises a cabinet and an antenna; the interior of the cabinet is provided with a baseband board assembly, a frequency conversion assembly, a power amplifier assembly, and a power supply device; the power supply device is electrically connected with the baseband board assembly and the power amplifier assembly; and the power amplifier assembly is connected with the antenna. An interference signal generated by the system can be transmitted directionally for aiming interference, thereby improving the effectiveness of interference and reducing the transmitting power and energy consumption of the interference system. The interference signal generated by the system also can be used for the interference in an omnidirectional and omnibearing mode. Meanwhile, the system has a function of active interference of a handset frequency band, provides various kinds of efficiencies, enhances the effect of interference and shielding, can transmit a single-frequency signal, also can carry out multi-frequency frequency-hopping time-sharing transmission, also can control transmission in real time, and also can arrange tasks to transmit automatically on time according to the task mode.
Description
Technical field
The utility model belongs to monitoring countermeasure set field, specifically, relates to a kind of portable monitoring EVAC (Evacuation Network Computer Model).
Background technology
In recent years, the radio tool kind that cheats at one's exam is various, and disguise is become better and better, and Cheating Phenomenon is more and more serious, and mobile phone interferometer in the market can meet the shielding of the radio cheating tool that uses the cheating of mobile phone frequency range to be disturbed.But existing technology exists many shortcomings, be mainly reflected in the frequency range of interference, frequency is limited, and can only active interference, and a plurality of band interference cause conflicting mode limited simultaneously.
Summary of the invention
The technical problems to be solved in the utility model is to overcome above-mentioned defect, and a kind of simple in structure, interference performance is strong, modulating mode is many portable monitoring EVAC (Evacuation Network Computer Model) is provided.
For addressing the above problem, the technical scheme that the utility model adopts is:
A kind of portable monitoring EVAC (Evacuation Network Computer Model) is characterized in that: comprise signal countermeasure set and main frame, the signal countermeasure set is rack-mount; Described signal countermeasure set comprises cabinet and antenna, is provided with baseband board assembly, frequency conversion assembly, power amplifier components and supply unit in cabinet; Described supply unit is electrically connected to baseband board assembly and power amplifier components, and power amplifier components connects antenna.
Described baseband board assembly comprises baseband board, is provided with baseband module on baseband board; Described baseband module is electric connection of power supply device and frequency conversion assembly respectively.
Described frequency conversion assembly comprises the frequency conversion plate, on the frequency conversion plate, is provided with frequency-variable module, and frequency-variable module is electrically connected to respectively baseband module and power amplifier components.
Described power amplifier components comprises power amplifier module, and power amplifier module is electrically connected to antenna, frequency-variable module and power module.
Described supply unit comprises realizes the power module and the energy supply control module that are electrically connected to, and power module is electrically connected to the base plate, and energy supply control module is electrically connected to power amplifier module.
Described main frame is computer.
Owing to having adopted technique scheme, compared with prior art, the interference signal that the utility model produces, the interference of orientable emission aiming property, improve the validity of disturbing, and reduce transmitting power and the energy consumption of EVAC (Evacuation Network Computer Model), but also the comprehensive mode of omnidirectional disturbed.Simultaneously, the utlity model has mobile phone frequency range active interference, various efficiency be provided, strengthen the interference shielding effect, but the single-frequency emission, but also multifrequency frequency hopping timesharing emission also can be controlled emission in real time, also can arrange task on time task state automatically launch.
The utility model has realized that power output is adjustable; strengthen the mobile phone band interference; strengthen the mobile phone shielding effect; also there is apparatus overheat protection automatically, antenna short circuit and open circuit is protected automatically, the alarm indication function; there is the Ethernet communication interface with monitoring system; communication protocol is provided, according to instruction, carries out work, realize active interference.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail simultaneously.
The accompanying drawing explanation
The theory diagram that Fig. 1 is signal countermeasure set in a kind of embodiment of the utility model.
Embodiment
Embodiment:
As shown in Figure 1, a kind of portable monitoring EVAC (Evacuation Network Computer Model), comprise signal countermeasure set and main frame, and the signal countermeasure set is rack-mount.What support generally adopted is A-frame, and what main frame adopted is computer.In the utility model, described signal countermeasure set comprises cabinet and antenna, is provided with baseband board assembly, frequency conversion assembly, power amplifier components and supply unit in cabinet; Described supply unit is electrically connected to baseband board assembly and power amplifier components, and power amplifier components connects antenna.
In the present embodiment, described baseband board assembly comprises baseband board, is provided with baseband module on baseband board; Described baseband module is electric connection of power supply device and frequency conversion assembly respectively.Described frequency conversion assembly comprises the frequency conversion plate, on the frequency conversion plate, is provided with frequency-variable module, and frequency-variable module is electrically connected to respectively baseband module and power amplifier components.Described power amplifier components comprises power amplifier module, and power amplifier module is electrically connected to antenna, frequency-variable module and power module.Described supply unit comprises realizes the power module and the energy supply control module that are electrically connected to, and power module is electrically connected to the base plate, and energy supply control module is electrically connected to power amplifier module.
In the present embodiment, baseband module can, with the DDS chip, be controlled the DDS chip and produce low frequency signal.Because being produces the base band low frequency signal by DDS, frequency switching time can reach the ns level, and the signal stepping can be as accurate as 1Hz.
In addition, consider the needs of communication, baseband module is realized network interface communication protocol by an embedded type CPU (FPGA) programming, carry out main frame and jammer terminal communication, and in the control frequency-variable module with the PLL chip produce corresponding local oscillation signal, moreover control energy supply control module work, process the feedback information of power board simultaneously
Frequency-variable module can produce local oscillation signal when work, and the signal simultaneously baseband module sent carries out mixing, amplification, filtering, finally produces our needed interference radiofrequency signal.
Power amplifier module is amplified to 40W by the signal of frequency-variable module output, then passes through a series of output, until antenna.
Energy supply control module, for controlling the break-make to the power amplifier module power supply, feeds back to the overcurrent of power amplifier module, overvoltage, short circuit, open circuit warning message baseband module, and then by baseband module, warning message is passed to main frame simultaneously.After warning, energy supply control module cuts off the power supply of power amplifier module automatically.
The interference signal that the utility model produces, the interference of orientable emission aiming property, improve the validity of disturbing, and reduce transmitting power and the energy consumption of EVAC (Evacuation Network Computer Model), but also the comprehensive mode of omnidirectional disturbed.Simultaneously, the utlity model has mobile phone frequency range active interference, various efficiency be provided, strengthen the interference shielding effect, but the single-frequency emission, but also multifrequency frequency hopping timesharing emission also can be controlled emission in real time, also can arrange task on time task state automatically launch.
The utility model has realized that power output is adjustable; strengthen the mobile phone band interference; strengthen the mobile phone shielding effect; also there is apparatus overheat protection automatically, antenna short circuit and open circuit is protected automatically, the alarm indication function; there is the Ethernet communication interface with monitoring system; communication protocol is provided, according to instruction, carries out work, realize active interference.
The utility model is not limited to above-mentioned preferred implementation, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or akin technical scheme, all belong to protection range of the present utility model.
Claims (6)
1. a portable monitoring EVAC (Evacuation Network Computer Model), it is characterized in that: comprise signal countermeasure set and main frame, the signal countermeasure set is rack-mount; Described signal countermeasure set comprises cabinet and antenna, is provided with baseband board assembly, frequency conversion assembly, power amplifier components and supply unit in cabinet; Described supply unit is electrically connected to baseband board assembly and power amplifier components, and power amplifier components connects antenna.
2. according to the portable monitoring EVAC (Evacuation Network Computer Model) described in claim 1, it is characterized in that: described baseband board assembly comprises baseband board, is provided with baseband module on baseband board; Described baseband module is electric connection of power supply device and frequency conversion assembly respectively.
3. according to the portable monitoring EVAC (Evacuation Network Computer Model) described in claim 2, it is characterized in that: described frequency conversion assembly comprises the frequency conversion plate, on the frequency conversion plate, is provided with frequency-variable module, and frequency-variable module is electrically connected to respectively baseband module and power amplifier components.
4. according to the portable monitoring EVAC (Evacuation Network Computer Model) described in claim 3, it is characterized in that: described power amplifier components comprises power amplifier module, and power amplifier module is electrically connected to antenna, frequency-variable module and power module.
5. according to the portable monitoring EVAC (Evacuation Network Computer Model) described in claim 4, it is characterized in that: described supply unit comprises realizes the power module and the energy supply control module that are electrically connected to, and power module is electrically connected to the base plate, and energy supply control module is electrically connected to power amplifier module.
6. according to the portable monitoring EVAC (Evacuation Network Computer Model) described in claim 1, it is characterized in that: described main frame is computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320343734.0U CN203377888U (en) | 2013-06-17 | 2013-06-17 | Portable monitoring and interference system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320343734.0U CN203377888U (en) | 2013-06-17 | 2013-06-17 | Portable monitoring and interference system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203377888U true CN203377888U (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320343734.0U Expired - Lifetime CN203377888U (en) | 2013-06-17 | 2013-06-17 | Portable monitoring and interference system |
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| Country | Link |
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| CN (1) | CN203377888U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105306162A (en) * | 2015-10-29 | 2016-02-03 | 天津光电安辰信息技术有限公司 | Mixing-based recording shielding device and realizing method thereof |
| CN107846259A (en) * | 2017-11-19 | 2018-03-27 | 天津光电安辰信息技术股份有限公司 | A kind of omnidirectional's recording screening arrangement and its implementation |
| CN108496095A (en) * | 2017-04-07 | 2018-09-04 | 深圳市大疆创新科技有限公司 | Signal interference circuit and equipment |
| CN113014355A (en) * | 2020-12-22 | 2021-06-22 | 四川九洲电器集团有限责任公司 | Vehicle-mounted active and passive combined broadband interference system |
-
2013
- 2013-06-17 CN CN201320343734.0U patent/CN203377888U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105306162A (en) * | 2015-10-29 | 2016-02-03 | 天津光电安辰信息技术有限公司 | Mixing-based recording shielding device and realizing method thereof |
| CN105306162B (en) * | 2015-10-29 | 2018-04-06 | 天津光电安辰信息技术股份有限公司 | The recording screening arrangement and its implementation of a kind of mixing |
| CN108496095A (en) * | 2017-04-07 | 2018-09-04 | 深圳市大疆创新科技有限公司 | Signal interference circuit and equipment |
| CN107846259A (en) * | 2017-11-19 | 2018-03-27 | 天津光电安辰信息技术股份有限公司 | A kind of omnidirectional's recording screening arrangement and its implementation |
| CN113014355A (en) * | 2020-12-22 | 2021-06-22 | 四川九洲电器集团有限责任公司 | Vehicle-mounted active and passive combined broadband interference system |
| CN113014355B (en) * | 2020-12-22 | 2022-02-01 | 四川九洲电器集团有限责任公司 | Vehicle-mounted active and passive combined broadband interference system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of portable monitoring EVAC (Evacuation Network Computer Model) Effective date of registration: 20170113 Granted publication date: 20140101 Pledgee: Bank of Communications Ltd. Anhui branch Pledgor: HEFEI SIWILL INTELLIGENT Co.,Ltd. Registration number: 2017340000005 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20171219 Granted publication date: 20140101 Pledgee: Bank of Communications Ltd. Anhui branch Pledgor: HEFEI SIWILL INTELLIGENT Co.,Ltd. Registration number: 2017340000005 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of portable monitoring EVAC (Evacuation Network Computer Model) Effective date of registration: 20171225 Granted publication date: 20140101 Pledgee: Bank of Communications Ltd. Anhui branch Pledgor: HEFEI SIWILL INTELLIGENT Co.,Ltd. Registration number: 2017340000442 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140101 |
|
| CX01 | Expiry of patent term | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhao Yu Document name: Notice of Termination of Patent Rights |
|
| DD01 | Delivery of document by public notice |