CN205356362U - Noninterference TDD -LTE basic station goes upward cell -phone signal jammer of signal - Google Patents
Noninterference TDD -LTE basic station goes upward cell -phone signal jammer of signal Download PDFInfo
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- CN205356362U CN205356362U CN201620088704.3U CN201620088704U CN205356362U CN 205356362 U CN205356362 U CN 205356362U CN 201620088704 U CN201620088704 U CN 201620088704U CN 205356362 U CN205356362 U CN 205356362U
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Abstract
The utility model provides a noninterference TDD -LTE basic station goes upward cell -phone signal jammer of signal, include: antenna, the down power detection module in TDD -LTE basic station, microprocessor, field intensity detection module, network communication module, numerical control switch, shield power and shielding module, wherein the down power detection module in TDD -LTE basic station is used for detected signal and output square -wave signal signal, and microprocessor carries out microprocessor 0 to square signal, based on protocol matching result control numerical control switch, the numerical control switch is realized opening of shielding module and is turn -offed control through the control to the shielding module power according to the signal of microprocessor output, field intensity detection module is connected to microprocessor, detects the field intensity, and output TDD -LTE basic station is the field intensity information of signal down. The utility model discloses an interfering signal that cell -phone signal jammer can make cell -phone signal jammer send does not influence the normal receipt of basic station upstream data, and cell -phone signal jammer is closed to the time that need receive data in the basic station, and at the lower line time of basic station, opens cell -phone signal jammer.
Description
Technical field
This utility model relates to cellular phone signal shielding device technical field, in particular to a kind of cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station.
Background technology
TDD-LTE is the abbreviation of English TimeDivisionDuplexing-LongTermEvolution, is also one of ITU 4G standard ratified.TDD is the duplex mode of a kind of communication system, is used in mobile communication system separating reception and transmitting channel (or uplink downlink).The mobile communication system of tdd mode receives and transmission is the different time-gap at same frequency channels and carrier wave, separate reception with the time of guarantee and transmit channel.
At present, along with the universal of TDD-LTE and extensive use, on market, original signal shielding device can not meet signal compacting demand, such as in some prisons, school, the area such as prison institute, original cellular phone signal shielding device does not design the Adaptive coping of this new standard in design, causes that existing signal pressure control equipment cannot tackle such new demand.
Utility model content
This utility model purpose is in that to provide a kind of cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station, the interference signal that cellular phone signal shielding device sends can be made not affect normally receiving of base station upstream data, need to receive time (i.e. base station upstream time) the closing hand phone signal shielding device of data in base station, and at the downgoing time of base station, starting hand-set signal shielding device, user cannot be got in touch with base station, thus shielding the mobile phone signal of user.
Above-mentioned purpose of the present utility model is realized by the technical characteristic of independent claims, and dependent claims develops the technical characteristic of independent claims in the way of selecting else or be favourable.
For reaching above-mentioned purpose, the utility model proposes a kind of cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station, including: antenna, TDD-LTE base station down power detection module, microprocessor, field intensity detection module, network communication module, numerical control switch, shielding device power supply and at least one shroud module, wherein:
Described TDD-LTE base station down power detection module is arranged between antenna and microprocessor, antenna the TDD-LTE base station downlink signal received converts square-wave signal to after detecting via this TDD-LTE base station down power detection module, then transmits to microprocessor；
Microprocessor receives the square-wave signal of TDD-LTE base station down power detection module transfer and carries out sampling analysis, and sends a control signal to numerical control switch based on TDD-LTE protocol matching result；
Described numerical control switch is connected to described microprocessor, for according to microprocessor output control signal by the control of shroud module power supply is realized shroud module be switched on and off control；
Described field intensity detection module is connected to described microprocessor, and the square-wave signal received based on microprocessor carries out field intensity detection, the field intensity information of output TDD-LTE base station downlink signal；
Described network communication module is connected with described microprocessor, it is provided that the communication interface between microprocessor and the calculating treatmenting equipment of outside.
In certain embodiments, described numerical control switch is field effect transistor, and this field effect transistor is arranged between microprocessor and shroud module power supply, and can be controlled being switched on and off of shroud module by microprocessor control.
In certain embodiments, described numerical control switch is radio frequency single-pole double-throw switch (SPDT), for instance the radio frequency single-pole double-throw switch (SPDT) that Mini-Circuits produces.
In certain embodiments, described TDD-LTE base station down power detection module adopts model to be the radiofrequency power detector of AD8314, and its operating frequency range is 100MHz to 2.7GHz.
In certain embodiments, described microprocessor adopts model to be the microcontroller of STM32F373CCT6.
In certain embodiments, described network communication module adopts network controller and cable interface to constitute, and wherein network controller adopts ENC28J60 chip, uses HR911105A network socket transformator as cable interface.
In certain embodiments, also include power supply of microprocessor, be connected with described microprocessor and be used for as microprocessor power supply.
As long as should be appreciated that all combinations of aforementioned concepts and the extra design described in greater detail below can be viewed as a part for the utility model theme of the disclosure when such design is not conflicting.It addition, all combinations of theme required for protection are considered as a part for the utility model theme of the disclosure.
The foregoing and other aspect of this utility model instruction, embodiment and feature can be more fully appreciated with from the following description in conjunction with accompanying drawing.Feature and/or the beneficial effect of other additional aspect such as illustrative embodiments of the present utility model will be obvious in the following description, or learn in the practice by the detailed description of the invention according to this utility model instruction.
Accompanying drawing explanation
Accompanying drawing is not intended to drawn to scale.In the accompanying drawings, each identical or approximately uniform ingredient illustrated in each figure can be indicated by the same numeral.For clarity, in each figure, it is not that each ingredient is all labeled.Now, by by example the embodiment that of the present utility model various aspects are described in reference to the drawings, wherein:
Fig. 1 is the principle schematic that the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station according to some embodiment of this utility model is described.
Fig. 2 is the principle schematic of the TDD-LTE base station down power detection module that the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station according to some embodiment of this utility model is described.
Detailed description of the invention
In order to know more about technology contents of the present utility model, especially exemplified by specific embodiment and to coordinate institute accompanying drawings to illustrate as follows.
It is described with reference to each side of the present utility model in the disclosure, shown in the drawings of the embodiment of many explanations.Embodiment of the disclosure and must not be intended to include all aspects of the present utility model.It is to be understood that, multiple design presented hereinbefore and embodiment, and describe in more detail below those design and embodiment can in many ways in any one is implemented, this is because design disclosed in the utility model and embodiment are not limited to any embodiment.It addition, the discloseder aspects of this utility model can be used alone, or with this utility model disclosed in otherwise any appropriately combined use.
Shown in Fig. 1, according to embodiment of the present utility model, a kind of cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station, including: antenna, TDD-LTE base station down power detection module, microprocessor, field intensity detection module, network communication module, numerical control switch, shielding device power supply and at least one shroud module.As it is shown in figure 1, the cellular phone signal shielding device of this example has two identical shroud modules.
Described TDD-LTE base station down power detection module is arranged between antenna and microprocessor, antenna the TDD-LTE base station downlink signal received converts square-wave signal to after detecting via this TDD-LTE base station down power detection module, then transmits to microprocessor.
Microprocessor receives the square-wave signal of TDD-LTE base station down power detection module transfer and carries out sampling analysis, and sends a control signal to numerical control switch based on TDD-LTE protocol matching result.
Described numerical control switch is connected to described microprocessor, for according to microprocessor output control signal by the control of shroud module power supply is realized shroud module be switched on and off control.
Described field intensity detection module is connected to described microprocessor, and the square-wave signal received based on microprocessor carries out field intensity detection, the field intensity information of output TDD-LTE base station downlink signal.
Described network communication module is connected with described microprocessor, it is provided that the communication interface between microprocessor and the calculating treatmenting equipment of outside.
In a preferred embodiment, described numerical control switch is field effect transistor, and this field effect transistor is arranged between microprocessor and shroud module power supply, and can be controlled being switched on and off of shroud module by microprocessor control.
In other preferred embodiments, described numerical control switch is radio frequency single-pole double-throw switch (SPDT), for instance the radio frequency single-pole double-throw switch (SPDT) that Mini-Circuits produces, it is low that this radio frequency single-pole double-throw switch (SPDT) has insertion loss, the advantage of fast response time.
In certain embodiments, as shown in Figure 2, described TDD-LTE base station down power detection module adopts the radiofrequency power detector that model is AD8314 of ADI company, its operating frequency range is 100MHz to 2.7GHz, and its typical dynamic range is 45dB, using the teaching of the invention it is possible to provide the precision of broader dynamic range and Geng Gao.
In certain embodiments, described microprocessor adopts model to be the microcontroller of STM32F373CCT6, and dominant frequency reaches 72MHz, has been internally integrated 16 ∑s-Δ ADC, meets high-acruracy survey demand of the present utility model.
In certain embodiments, described network communication module adopts network controller and cable interface to constitute, and wherein network controller adopts ENC28J60 chip, uses HR911105A network socket transformator as cable interface.
In certain embodiments, also include power supply of microprocessor, be connected with described microprocessor and be used for as microprocessor power supply.
In sum, the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station that the utility model proposes, by detecting TDD-LTE base station downlink signal and exporting square-wave signal and carry out sampling and analyzing in microprocessor, the square-wave signal so carrying TDD-LTE base station down gap information is analyzed by microprocessor, the i.e. coupling of TDD-LTE consensus standard, the match is successful then sends the signal of opening shroud module to digital switch, digital switch makes the shroud module work of correspondence according to such control signal by opening shroud module power supply, send interference signal, and control to send the signal closing shroud module to digital switch at TDD-LTE base station ascending time slot microprocessor, digital switch makes the shroud module closedown of correspondence accordingly by closing shroud module power supply, quit work.So, whole shielding device is at base station down time slot starting hand-set signal shielding device, at base station ascending time slot closing hand phone signal shielding device, thus reaching not disturb the purpose of TD-SCDMA base station upward signal, simultaneously, utilize this utility model can also realize the synchronous detecting to field intensity, be beneficial to follow-up analyzing and processing and application.
Although this utility model is disclosed above with preferred embodiment, so it is not limited to this utility model.This utility model art has usually intellectual, without departing from spirit and scope of the present utility model, when being used for a variety of modifications and variations.Therefore, protection domain of the present utility model is when being as the criterion depending on those as defined in claim.
Claims (7)
1. the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station, it is characterized in that, this cellular phone signal shielding device includes: antenna, TDD-LTE base station down power detection module, microprocessor, field intensity detection module, network communication module, numerical control switch, shielding device power supply and at least one shroud module, wherein:
Described TDD-LTE base station down power detection module is arranged between antenna and microprocessor, antenna the TDD-LTE base station downlink signal received converts square-wave signal to after detecting via this TDD-LTE base station down power detection module, then transmits to microprocessor；
Microprocessor receives the square-wave signal of TDD-LTE base station down power detection module transfer and carries out sampling analysis, and sends a control signal to numerical control switch based on TDD-LTE protocol matching result；
Described numerical control switch is connected to described microprocessor, for according to microprocessor output control signal by the control of shroud module power supply is realized shroud module be switched on and off control；
Described field intensity detection module is connected to described microprocessor, and the square-wave signal received based on microprocessor carries out field intensity detection, the field intensity information of output TDD-LTE base station downlink signal；
Described network communication module is connected with described microprocessor, it is provided that the communication interface between microprocessor and the calculating treatmenting equipment of outside.
2. the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station according to claim 1, it is characterized in that, described numerical control switch is field effect transistor, this field effect transistor is arranged between microprocessor and shroud module power supply, and can be controlled being switched on and off of shroud module by microprocessor control.
3. the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station according to claim 1, it is characterised in that described numerical control switch is radio frequency single-pole double-throw switch (SPDT).
4. the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station according to claim 1, it is characterized in that, described TDD-LTE base station down power detection module adopts model to be the radiofrequency power detector of AD8314, and its operating frequency range is 100MHz to 2.7GHz.
5. the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station according to claim 1, it is characterised in that described microprocessor adopts model to be the microcontroller of STM32F373CCT6.
6. the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station according to claim 1, it is characterized in that, described network communication module adopts network controller and cable interface to constitute, wherein network controller adopts ENC28J60 chip, uses HR911105A network socket transformator as cable interface.
7. the cellular phone signal shielding device not disturbing TDD-LTE uplink signal of base station according to claim 1, it is characterised in that also include power supply of microprocessor, is connected with described microprocessor and is used for as microprocessor power supply.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620088704.3U CN205356362U (en) | 2016-01-28 | 2016-01-28 | Noninterference TDD -LTE basic station goes upward cell -phone signal jammer of signal |
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| CN201620088704.3U CN205356362U (en) | 2016-01-28 | 2016-01-28 | Noninterference TDD -LTE basic station goes upward cell -phone signal jammer of signal |
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| CN205356362U true CN205356362U (en) | 2016-06-29 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107026725A (en) * | 2017-06-21 | 2017-08-08 | 王静 | TDD wireless signal networking sychronisations and system for shielding device |
| CN108449751A (en) * | 2018-04-28 | 2018-08-24 | 成都西科微波通讯有限公司 | A kind of remote TD-LTE mobile phones detect the method and system of code |
| CN110324106A (en) * | 2019-06-10 | 2019-10-11 | 北京钛和远达信息技术有限公司 | Signal shielding equipment and signal shielding method |
-
2016
- 2016-01-28 CN CN201620088704.3U patent/CN205356362U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107026725A (en) * | 2017-06-21 | 2017-08-08 | 王静 | TDD wireless signal networking sychronisations and system for shielding device |
| CN108449751A (en) * | 2018-04-28 | 2018-08-24 | 成都西科微波通讯有限公司 | A kind of remote TD-LTE mobile phones detect the method and system of code |
| CN110324106A (en) * | 2019-06-10 | 2019-10-11 | 北京钛和远达信息技术有限公司 | Signal shielding equipment and signal shielding method |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20200128 |