CN106683378A - Unmanned plane interference method and system - Google Patents
Unmanned plane interference method and system Download PDFInfo
- Publication number
- CN106683378A CN106683378A CN201611256822.1A CN201611256822A CN106683378A CN 106683378 A CN106683378 A CN 106683378A CN 201611256822 A CN201611256822 A CN 201611256822A CN 106683378 A CN106683378 A CN 106683378A
- Authority
- CN
- China
- Prior art keywords
- unmanned plane
- unmanned
- frequency
- module
- radio
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K3/00—Jamming of communication; Counter-measures
- H04K3/80—Jamming or countermeasure characterized by its function
- H04K3/92—Jamming or countermeasure characterized by its function related to allowing or preventing remote control
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Toys (AREA)
Abstract
The invention provides an unmanned plane interference method and system. The system comprises a radio-frequency transceiving module, a core module, a power supply module and the like, wherein the core module comprises a main control unit; the main control unit is respectively connected with the radio-frequency transceiving module and the power supply module; the radio-frequency transceiving module is used for receiving an unmanned plane control signal and transmitting the unmanned plane control signal to the main control unit; the main control unit is used for analyzing the unmanned plane control signal to acquire unmanned plane remote controller address and generate an interference signal; and the main control unit is used for transmitting the interference signal through the radio-frequency transceiving module to interfere with the flight of the unmanned plane. The system has the advantages of high interference accuracy, low interference signal intensity, small electromagnetic interference range, long accurate interference distance, low transmission power, small size, light weight, favorable portability and low hardware cost, and can inhibit the unmanned planes in the blacklist from takeoff.
Description
Technical field
The present invention relates to unmanned plane field, and in particular to a kind of unmanned plane interference method and system.
Background technology
The rapid popularization of unmanned plane so that the potential safety hazard that unmanned plane brings is also increasingly serious.The regulation technique of unmanned plane
Also important research direction is become.
In prior art, there is unmanned plane catcher.Operator can as fishing net bird, from ground transmitting catching net or
Launch catching net from the unmanned plane of flight, so as to catch unmanned plane.And for example, can be by the signals such as simulation GPS, the Big Dipper, interference
Unmanned plane, so as to forcing unmanned plane landing, cannot taking off or by given line flight.In fact, the interference such as GPS, Big Dipper, threshold
Height, interference effect also tends to undesirable.All things considered, there is following deficiency:Unmanned machine testing is all weaker, and some lean on thunder
Reach, some are by visual;Remote control detection guesses distance mainly by beam antenna positioning substantially angle by receiving power;Unmanned plane
Interference is got up mainly by interference rifle(Device), and unmanned plane is seen, launch interference signal against unmanned plane.Their general character
Be that power is big, volume is big, weight is big, can pocket be poor, interference rate of precision is low, electromagnetic interference is big, electromagnetic interference scope is wide, difficult
Unmanned plane in blacklist is forbidden taking off.
The content of the invention
To solve to overcome the deficiencies in the prior art, the present invention to propose a kind of unmanned plane interference method and system.By nothing
The man-machine radio communication with remote control, 2.4G and 5.8G radio communications.By the signal of communication for obtaining unmanned plane and remote control, enter
And the information such as remote control address are obtained, unmanned plane and remote control are precisely detected, and produce the interference letter for being similar to the signal of communication
Number, and then block contacting for remote control and unmanned plane.
Concrete scheme is as follows:
A kind of unmanned plane interference method, including:
S1, receives the unmanned aerial vehicle (UAV) control signal of at least one special frequency channel;
S2, the unmanned aerial vehicle (UAV) control signal to receiving is parsed, to get unmanned controller address;
S3, according to unmanned controller address is got, generates interference signal;
S4, sends the interference signal, with the accurate interference being oriented to the unmanned plane corresponding to the unmanned controller address.
Further, also include judging unmanned controller address whether in blacklist in described step S3, if,
Then according to unmanned controller address is got, interference signal is generated, otherwise do not generate interference signal.
Further, unmanned plane interference method according to claim 1, it is characterised in that:Described interference signal
Frequency Hopping Signal superposition and/or simple signal for unmanned controller.
Further, in described step S1, specifically connect by the radio-frequency (RF) receiving and transmission module of at least one special frequency channel
The unmanned aerial vehicle (UAV) control signal of at least one special frequency channel, and described step S4 are received, specifically passes through at least one specific frequency
The radio-frequency (RF) receiving and transmission module of section sending the interference signal, to carry out precisely to the unmanned plane corresponding to the unmanned controller address
Interference.
A kind of unmanned plane EVAC, including:The radio-frequency (RF) receiving and transmission module of at least one special frequency channel, nucleus module and power supply
Module, the nucleus module include master controller, and the master controller is connected respectively with radio-frequency (RF) receiving and transmission module and power module, institute
State radio-frequency (RF) receiving and transmission module to receive the unmanned aerial vehicle (UAV) control signal of corresponding frequency band and send the unmanned aerial vehicle (UAV) control signal of the corresponding frequency band
To master controller, the master controller parses unmanned aerial vehicle (UAV) control signal to get unmanned controller address, and generates interference
Signal, the master controller sends the interference signal of corresponding frequency band with disturbing the unmanned controller by radio-frequency (RF) receiving and transmission module
Unmanned plane corresponding to location.
Further, described radio-frequency (RF) receiving and transmission module is 2.4G radio-frequency (RF) receiving and transmission module and/or 5.8G radio-frequency (RF) receiving and transmission module.
Further, also including the USB interface input module of extension, the USB interface input module connects with master controller
Connect.
Further, also including touch-control panel module, the touch-control panel module is connected with master controller.
Further, the power module includes 18650 lithium batteries and power management chip, 18650 lithium battery and
Power management chip connects, and 18650 lithium battery and power management chip are connected respectively with master controller.
Beneficial effect of the present invention:The present invention is caught by the MAC Address to uniqueness, starts to carry out specified unmanned plane
Tracking is simultaneously cracked by the small part to remote control RF signals, using same protocol, analog transmissions remote control interference signal, is realized
Accurately disturb, and can the unmanned plane in blacklist be forbidden taking off, in addition, the present invention as disturbing the equipment such as rifle without the need for consuming
Take very big transmission power and redundant electrical power, using the lithium battery of 18650 battery cores of a 3000mAh or so, you can use number
Individual hour, in addition small volume of the present invention, it is lightweight, be convenient for carrying, to sum up, present invention interference rate of precision is high, interference signal intensity
Little, electromagnetic interference scope is little, accurate interference distance is remote, can the unmanned plane in blacklist be forbidden taking off, transmission power is little, body
The little, weight of product is little, transportability is good, and, hardware cost is low.
Description of the drawings
Fig. 1 is present system block diagram;
Fig. 2 is the Host Controller Architecture figure of nucleus module of the present invention;
Fig. 3 is remote controller signal protocal analysis figure of the present invention;
Fig. 4 is simulaed interference signal figure of the invention;
Fig. 5 is another simulaed interference signal figure of the invention.
Specific embodiment
To further illustrate each embodiment, the present invention is provided with accompanying drawing.These accompanying drawings are the invention discloses one of content
Point, it can coordinate the associated description of description to explain the operation principles of embodiment mainly to illustrate embodiment.Coordinate ginseng
These contents are examined, those of ordinary skill in the art will be understood that other possible embodiments and advantages of the present invention.Now tie
The present invention is further described to close the drawings and specific embodiments.
The present embodiment proposes a kind of unmanned plane interference method, and it comprises the steps:
S1, receives the unmanned aerial vehicle (UAV) control signal of at least one special frequency channel;
S2, the unmanned aerial vehicle (UAV) control signal to receiving is parsed, to get unmanned controller address;
S3, according to unmanned controller address is got, generates interference signal;
S4, sends the interference signal, precisely to be disturbed the unmanned plane corresponding to the unmanned controller address.
In the present embodiment, also include judging unmanned controller address whether in blacklist in step S3, if in root
According to unmanned controller address is got, interference signal is generated, otherwise do not generate interference signal.By this step, it is possible to achieve
No-fly management is carried out to the unmanned plane in blacklist.
In the present embodiment, Frequency Hopping Signal superposition and/or simple signal of the interference signal for unmanned controller.
In the present embodiment, in step S1, specifically special frequency channel is received by 2.4G and 5.8G radio-frequency (RF) receiving and transmission module
Unmanned aerial vehicle (UAV) control signal, and in step S4, the interference signal is specifically sent by 2.4G and 5.8G radio-frequency (RF) receiving and transmission module,
With the accurate interference being oriented to the unmanned plane corresponding to the unmanned controller address.In other examples, radio frequency
Transceiver module can be any one in both.Received by 2.4G and 5.8G radio-frequency (RF) receiving and transmission module and sending signal, can
Reach the effect of power saving.In addition, the method for the present embodiment, while realizing disturbing specific unmanned plane, other unmanned planes are very
In same space-time safe flight, and can also not be affected to the unmanned plane for being same model.
As shown in figure 1, the system block diagram implemented for the present invention one, it includes power module 1, nucleus module 2, input module
3rd, display module 4,2.4G transceiver modules 5 and 5.8G transceiver modules 6.
In the present embodiment, power module 1 adopts 18650 battery core lithium batteries, capacity 3000mAh.Low pressure is detected by main control
The ADC mouths of device are responsible for, and can show charge condition, remind user to charge in time etc..Power management chip adopts I2C with main control chip
Communication.The various voltages that power management chip output system needs.Those skilled in the art is it is appreciated that other classes
Small-capacity cells are also feasible.
In the present embodiment, nucleus module 2 includes master controller, as shown in Fig. 2 master controller is one powerful low
Power consumption SOC, based on MIPS XBurst 1.2GHz dual cores, rich interface.Containing lcd controller, 3 MMC/SD/SDIO
Controller, 3 SMB controllers(Wherein 2 can do I2C interfaces), 2 SPI interface, 5 serial ports, 2 USB interface(1 can make
For OTG functions).Built-in 4GB eMMC and 4GB LPDDR2, integrated 3D graphic process unit, audio frequency CODEC, support capacitance touch
Screen.Master controller is communicated by various interfaces with other modules of the present embodiment, so as to realize the various functions of the system.
In the present embodiment, input module 3 includes 2 USB interface, and USB interface can be used to extend.
In the present embodiment, display module 4 is 5.5 cun of touch screens.
In the present embodiment, 2.4G transceiver modules 5 are communicated using SPI with master controller, and 5.8G RF transceiver modules 6 are adopted
Communicated with SPI with master controller.By the module, the signal emitted from remote control can be received.By reading
SPI data, find the address of remote control.So as to master controller is simulated according to the RF agreement of remote control, as shown in figure 3, being
Remote controller signal analysis chart.Fig. 4 and Fig. 5 is respectively the single remote signal after the superposition of remote control Frequency Hopping Signal and amplification simulated
Design sketch, by the remote signal simulated, can completely block the distant control chain circuit of unmanned plane and remote control, reach and disturb nobody
The purpose of machine, finally makes unmanned plane " landing " or " cannot take off ".
It should be noted that this EVAC can also work a few hours, without the need for working the several seconds as disturbing rifle,
The unmanned plane that complete inhibition has potential safety hazard takes off again in the range of non-line-of-sight.
Although specifically showing and describing the present invention with reference to preferred embodiment, those skilled in the art should be bright
In vain, in the spirit and scope of the present invention limited without departing from appended claims, in the form and details can be right
The present invention makes a variety of changes, and is protection scope of the present invention.
Claims (9)
1. a kind of unmanned plane interference method, it is characterised in that include:
S1, receives the unmanned aerial vehicle (UAV) control signal of at least one special frequency channel;
S2, the unmanned aerial vehicle (UAV) control signal to receiving is parsed, to get unmanned controller address;
S3, according to unmanned controller address is got, generates interference signal;
S4, sends the interference signal, precisely to be disturbed the unmanned plane corresponding to the unmanned controller address.
2. unmanned plane interference method according to claim 1, it is characterised in that:Also include judging nothing in described step S3
People's set remote-controller address whether in blacklist, if, according to unmanned controller address is got, generate interference signal,
Interference signal is not otherwise generated.
3. unmanned plane interference method according to claim 1, it is characterised in that:Described interference signal is no-manned machine distant control
The Frequency Hopping Signal superposition of device and/or the signal of single-frequency.
4. unmanned plane interference method according to claim 1, it is characterised in that:In described step S1, specifically pass through
The radio-frequency (RF) receiving and transmission module of at least one special frequency channel is receiving the unmanned aerial vehicle (UAV) control signal of at least one special frequency channel and described
The step of S4, the interference signal is specifically sent by the radio-frequency (RF) receiving and transmission module of at least one special frequency channel, with to this nobody
Unmanned plane corresponding to set remote-controller address is precisely disturbed.
5. a kind of unmanned plane EVAC, it is characterised in that include:The radio-frequency (RF) receiving and transmission module of at least one special frequency channel, core
Module and power module, the nucleus module include master controller, master controller respectively with radio-frequency (RF) receiving and transmission module and power module
Connection, the radio-frequency (RF) receiving and transmission module receives the unmanned aerial vehicle (UAV) control signal of corresponding frequency band and believes the unmanned aerial vehicle (UAV) control of the corresponding frequency band
Number send to master controller, the master controller parsing unmanned aerial vehicle (UAV) control signal is to get unmanned controller address and raw
Into interference signal, the master controller disturbs the unmanned plane distant by the interference signal of radio-frequency (RF) receiving and transmission module transmission corresponding frequency band
Unmanned plane corresponding to control device address.
6. unmanned plane EVAC according to claim 5, it is characterised in that:Described radio-frequency (RF) receiving and transmission module is penetrated for 2.4G
Frequency transceiver module and/or 5.8G radio-frequency (RF) receiving and transmission module.
7. unmanned plane EVAC according to claim 5, it is characterised in that:Also include the USB interface input mould of extension
Block, the USB interface input module is connected with master controller.
8. unmanned plane EVAC according to claim 5, it is characterised in that:Also include touch-control panel module, the touch-control
Panel module is connected with master controller.
9. unmanned plane EVAC according to claim 5, it is characterised in that:The power module includes 18650 lithiums electricity
Pond and power management chip, 18650 lithium battery and power management chip connection, 18650 lithium battery and power management
Chip is connected respectively with master controller.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611256822.1A CN106683378A (en) | 2016-12-30 | 2016-12-30 | Unmanned plane interference method and system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611256822.1A CN106683378A (en) | 2016-12-30 | 2016-12-30 | Unmanned plane interference method and system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106683378A true CN106683378A (en) | 2017-05-17 |
Family
ID=58873220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611256822.1A Pending CN106683378A (en) | 2016-12-30 | 2016-12-30 | Unmanned plane interference method and system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106683378A (en) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107592180A (en) * | 2017-07-21 | 2018-01-16 | 合肥博雷电气有限公司 | A kind of unmanned plane countermeasure set control system |
CN108496135A (en) * | 2017-07-31 | 2018-09-04 | 深圳市大疆创新科技有限公司 | A kind of control method, equipment and the interference system of interference unmanned plane |
CN108696332A (en) * | 2018-04-27 | 2018-10-23 | 杭州捍鹰科技有限公司 | Unmanned plane interference method, device and electronic equipment |
CN108880929A (en) * | 2018-05-24 | 2018-11-23 | 浙江大学 | A kind of communication protocol extracting method towards the civilian no-manned machine distant control chain circuit of microminiature |
CN109217956A (en) * | 2018-08-14 | 2019-01-15 | 南京航空航天大学 | A kind of unmanned plane electromagnetic interference communication environment semi-physical simulation method and device |
WO2019023832A1 (en) * | 2017-07-31 | 2019-02-07 | 深圳市大疆创新科技有限公司 | Control method and device for interfering with unmanned aerial vehicle, and interference system |
CN109920080A (en) * | 2019-02-21 | 2019-06-21 | 上海卫星工程研究所 | Aircraft Targets black and white lists maintaining method based on real-time ADS-B |
CN110231594A (en) * | 2019-05-23 | 2019-09-13 | 北京航空航天大学 | A kind of unmanned plane interference counter system |
CN110895419A (en) * | 2019-11-12 | 2020-03-20 | 西安天和防务技术股份有限公司 | Unmanned aerial vehicle positioner and expulsion device |
CN113218379A (en) * | 2021-05-08 | 2021-08-06 | 北京理工大学 | Lithium battery unmanned aerial vehicle electromagnetic interference suppression method coupled with flight trajectory |
CN117675085A (en) * | 2023-11-27 | 2024-03-08 | 国网电力空间技术有限公司 | Unmanned aerial vehicle autonomous flight monitoring method and system for power grid inspection |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104503456A (en) * | 2014-11-25 | 2015-04-08 | 湖南基石信息技术有限公司 | Unmanned plane control apparatus and method based on 4G communication |
CN106061840A (en) * | 2016-05-31 | 2016-10-26 | 深圳加创科技有限公司 | Unmanned aerial vehicle air war device and method |
CN205679761U (en) * | 2016-05-27 | 2016-11-09 | 南京博驰光电科技有限公司 | A kind of unmanned plane integrated campaign system |
CN106100721A (en) * | 2016-06-24 | 2016-11-09 | 广州极飞电子科技有限公司 | Method, server, remote controller and the system that unmanned plane and remote controller are matched |
CN205751276U (en) * | 2016-05-16 | 2016-11-30 | 北华大学 | A kind of movable unmanned helicopter flight range limits system |
CN205810040U (en) * | 2016-05-31 | 2016-12-14 | 温州智宇翱华商务服务有限公司 | Unmanned plane is warned device |
-
2016
- 2016-12-30 CN CN201611256822.1A patent/CN106683378A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104503456A (en) * | 2014-11-25 | 2015-04-08 | 湖南基石信息技术有限公司 | Unmanned plane control apparatus and method based on 4G communication |
CN205751276U (en) * | 2016-05-16 | 2016-11-30 | 北华大学 | A kind of movable unmanned helicopter flight range limits system |
CN205679761U (en) * | 2016-05-27 | 2016-11-09 | 南京博驰光电科技有限公司 | A kind of unmanned plane integrated campaign system |
CN106061840A (en) * | 2016-05-31 | 2016-10-26 | 深圳加创科技有限公司 | Unmanned aerial vehicle air war device and method |
CN205810040U (en) * | 2016-05-31 | 2016-12-14 | 温州智宇翱华商务服务有限公司 | Unmanned plane is warned device |
CN106100721A (en) * | 2016-06-24 | 2016-11-09 | 广州极飞电子科技有限公司 | Method, server, remote controller and the system that unmanned plane and remote controller are matched |
Non-Patent Citations (2)
Title |
---|
GMXP: "315晚会报道的无人机是怎么被劫持的", 《HTTPS://SECURITY.TENCENT.COM/INDEX.PHP/BLOG/MSG/103》 * |
计平: "天基测控对抗技术研究", 《国外电子测量技术》 * |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107592180A (en) * | 2017-07-21 | 2018-01-16 | 合肥博雷电气有限公司 | A kind of unmanned plane countermeasure set control system |
CN108496135A (en) * | 2017-07-31 | 2018-09-04 | 深圳市大疆创新科技有限公司 | A kind of control method, equipment and the interference system of interference unmanned plane |
CN108496135B (en) * | 2017-07-31 | 2022-02-11 | 深圳市大疆创新科技有限公司 | Control method and device for interfering unmanned aerial vehicle and interference system |
WO2019023832A1 (en) * | 2017-07-31 | 2019-02-07 | 深圳市大疆创新科技有限公司 | Control method and device for interfering with unmanned aerial vehicle, and interference system |
CN108696332A (en) * | 2018-04-27 | 2018-10-23 | 杭州捍鹰科技有限公司 | Unmanned plane interference method, device and electronic equipment |
CN108880929A (en) * | 2018-05-24 | 2018-11-23 | 浙江大学 | A kind of communication protocol extracting method towards the civilian no-manned machine distant control chain circuit of microminiature |
CN109217956B (en) * | 2018-08-14 | 2021-04-20 | 南京航空航天大学 | Semi-physical simulation method and device for electromagnetic interference communication environment of unmanned aerial vehicle |
CN109217956A (en) * | 2018-08-14 | 2019-01-15 | 南京航空航天大学 | A kind of unmanned plane electromagnetic interference communication environment semi-physical simulation method and device |
CN109920080A (en) * | 2019-02-21 | 2019-06-21 | 上海卫星工程研究所 | Aircraft Targets black and white lists maintaining method based on real-time ADS-B |
CN109920080B (en) * | 2019-02-21 | 2021-12-07 | 上海卫星工程研究所 | Airplane target black and white list maintenance method based on real-time ADS-B |
CN110231594A (en) * | 2019-05-23 | 2019-09-13 | 北京航空航天大学 | A kind of unmanned plane interference counter system |
CN110895419A (en) * | 2019-11-12 | 2020-03-20 | 西安天和防务技术股份有限公司 | Unmanned aerial vehicle positioner and expulsion device |
CN113218379A (en) * | 2021-05-08 | 2021-08-06 | 北京理工大学 | Lithium battery unmanned aerial vehicle electromagnetic interference suppression method coupled with flight trajectory |
CN117675085A (en) * | 2023-11-27 | 2024-03-08 | 国网电力空间技术有限公司 | Unmanned aerial vehicle autonomous flight monitoring method and system for power grid inspection |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106683378A (en) | Unmanned plane interference method and system | |
CN107861136A8 (en) | Communication system and communication means based on big-dipper satellite and internet, portable Big Dipper terminal | |
CN107515391A (en) | Full frequency band unmanned plane signal accurately identifies, laterally with alignment system and method | |
CN106504588B (en) | Multi-platform low latitude domain monitoring system and method based on Beidou II and mobile network | |
CN104021453A (en) | Aerial overhaul tool management system based on Internet of Things | |
CN202929406U (en) | Portable earth station | |
CN108008414A (en) | A kind of targeted electronic interference disposal intercepting system | |
CN108008433A (en) | The indoor slitless connection alignment system in outdoor based on UWB and GPS technology | |
CN102378133A (en) | System and method for processing multimedia information of sensor network based on OMAP (Open Multimedia Application Platform) | |
CN108563596B (en) | Portable airplane 1188A interface signal acquisition and detection device | |
CN116381599A (en) | Device and method for realizing portable programmable high-precision positioning by using UWB technology | |
CN106597081B (en) | Accurate current detection device under NB-IOT terminal multiple mode | |
CN207232391U (en) | A kind of low-altitude surveillance system based on Beidou satellite communication | |
CN203310999U (en) | Beidou first generation and GPS navigation integrated hand-held machine | |
CN203025350U (en) | Novel Big Dipper/GPS dual-mode user receiver | |
CN208076724U (en) | A kind of Portable GPS signal imitation device | |
CN103019113A (en) | On-off control device for onboard 3G communication module and onboard wireless communication system | |
CN203595804U (en) | Small type portable target simulator for radar flying detection | |
CN205647549U (en) | Navigation operation monitoring system based on big dipper two take place ofs and mobile network | |
CN105050104A (en) | Terminal for testing LTE (Long Term Evolution) indoor wireless signal parameter distribution data | |
CN112835382A (en) | 5G base station test system based on unmanned aerial vehicle | |
CN105897894A (en) | Internet of things universal acquisition device integrator | |
CN206002887U (en) | A kind of aircraft and its data center systems | |
CN204993333U (en) | Receiving and dispatching of LTE mobile network signal are handled and synchronization system device | |
CN206312355U (en) | A kind of remote wireless transmission equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170517 |