CN105871479A - Implementation method for detecting insertion loss of RF (Radio Frequency) device and feeder on line - Google Patents
Implementation method for detecting insertion loss of RF (Radio Frequency) device and feeder on line Download PDFInfo
- Publication number
- CN105871479A CN105871479A CN201610185757.1A CN201610185757A CN105871479A CN 105871479 A CN105871479 A CN 105871479A CN 201610185757 A CN201610185757 A CN 201610185757A CN 105871479 A CN105871479 A CN 105871479A
- Authority
- CN
- China
- Prior art keywords
- radio frequency
- radio
- detection plate
- insertion loss
- main frame
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
Abstract
The invention relates to an implementation method for detecting insertion loss of an RF (Radio Frequency) device and a feeder on line. The method is completed by an RF detection system; the RF detection system comprises an RFID (Radio Frequency Identification Device) host, a combiner and more than two RF detection boards; an RFID tag chip is arranged on each RF detection board; the host is connected with the RF detection boards by one combiner for implementing frequency division combination of an RFID signal and other working signals and detects insertion loss of the RF device positioned between two RF detection boards. By the method for detecting the insertion loss on line, to which the invention relates, after the RF device and the feeder are installed, the RF device between any two nodes can be subjected to detection of the insertion loss in real time through an online connecting technical means, and the requirements for long-term maintenance, supervision, detection, acceptance inspection and the like can be met.
Description
[technical field]
The present invention relates to the regulation technique field of the network equipment, particularly relate to the skill of the on-line checking of radio-frequency devices
Art field.
[background technology]
Radio-frequency devices involved in the present invention and feeder line typically can utilize instrument to carry out insertion loss at laboratory
With the measurement of standing wave, but after in concealed work or exterior components project, actual application is installed, device
Whether connect reliable, and owing to connecting effect Insertion Loss and standing wave are created large effect, thus have can
Construction quality can be produced impact.Prior art cannot realize after radio-frequency devices is installed and engineering project terminates
After, the more real-time Insertion Loss to radio-frequency devices and standing wave loss are supervised and are detected termly.
In nowadays society, mobile communication is the most flourishing, and the covering system assets of mobile communication are widely distributed,
Almost it is distributed under road surface, in building, is distributed the most concealed, can be arranged in electricity well, in wall,
The first-class place of ceiling.Due to above reason, these assets are after outbound, and follow-up installation is checked and accepted, dimension
Protect, patrol, fault location, the management such as make an inventory extremely difficult.
[summary of the invention]
The present invention is directed to case above and utilize technological means, it is proposed that one can be to mobile communication covering system
Or various radio systems carry out on-line performance monitoring, to comprise feeder line, bonder, power splitter, antenna,
WLAN combiner carries out online monitoring and management at interior all radio-frequency devices, detection, intellectuality are accurately made an inventory, from
And can the real-time status of the most on-demand detection radio-frequency devices, installation quality.
The implementation method of the insertion loss on-line checking of a kind of radio-frequency devices and feeder line, the method is examined by radio frequency
Examining system completes, and this video detection system includes FRID main frame, combiner and two or more radio frequency detection plate,
It is designed with a RFID label chip on each radio frequency detection plate；
Main frame realizes RFID signal by one and is connected radio frequency with the combiner of other working signal frequency combiners
Detection plate, and detect the insertion loss of the radio-frequency devices being between two radio frequency detection plates, detection process is such as
Under:
Step one: prestore in the first radio frequency detects the RFID label chip of plate the activation level surveyed before dispatching from the factory,
It is denoted as R1；
Main frame output is gradually increased the power of pumping signal, until activating the RFID label tag of the first radio frequency detection plate
Chip, now main frame output is denoted as R1-1；
In like manner, the RFID label chip of the second radio frequency detection plate is activated, the output power value note obtained
Make R2-1；
Insertion loss between first radio frequency detection plate and the second radio frequency detection plate is I L1-2=(R1-1-R1)
-(R2-1-R2), then can get the insertion damage between node corresponding to the first radio frequency detection plate and the second radio frequency detection plate
Consumption.
Main frame includes Switching Power Supply, read write line, master control borad, 4G module, and the Switching Power Supply in main frame will exchange
The unidirectional current of electricity or set of cells is converted into the DC voltage that in main frame, each module needs；Read write line launches signal
Activate the RFID label chip on radio frequency detection plate, each module communication collecting in master control borad and main frame
Data send data center to by 4G module.
Radio frequency detection plate includes that directional coupler, wave filter, RFID label chip form；Directional coupler is even
Connect signal input part, it is achieved with coupling of input signal；The signal output part of directional coupler receives wave filter,
The signal of device receives the pin of RFID label chip after filtering, by RFID label chip-pin connects
Ground；Radio frequency detection plate is fixed on two of radio-frequency devices to be measured or feeder line, and between transmission line, formation is fixed
To coupling.
Wherein the input signal of directional coupler coupling comprises RFID pumping signal and other signals, after filtering
Other signals are leached by device, the pumping signal of the most remaining RFID, are used for encouraging RFID label chip.
A kind of insertion loss online test method of radio-frequency devices and feeder line, wherein, the excitation of main frame output by
Step increases, and incremental amplitude is 0.1dB.
By insertion loss online test method involved in the present invention, it is possible to pacify at radio-frequency devices and feeder line
After dress, by the technological means of online line, in real time the radio-frequency devices between any two nodes is inserted
The detection of loss, can tackle long-term maintenance, supervise, detect and the demand such as examination.
[accompanying drawing explanation]
Fig. 1 is the concrete schematic diagram of the insertion loss online test method of radio-frequency devices of the present invention and feeder line；
[detailed description of the invention]
Below in conjunction with the drawings and specific embodiments of the present invention, the present invention is described in further detail.
The implementation method of the insertion loss on-line checking of a kind of radio-frequency devices and feeder line, the method is examined by radio frequency
Examining system completes, and this video detection system includes FRID main frame, combiner and two or more radio frequency detection plate,
It is designed with a RFID label chip on each radio frequency detection plate；
Main frame realizes RFID signal by one and is connected radio frequency with the combiner of other working signal frequency combiners
Detection plate, and detect the insertion loss of the radio-frequency devices being between two radio frequency detection plates, detection process is such as
Under:
Step one: prestore in the first radio frequency detects the RFID label chip of plate the activation level surveyed before dispatching from the factory,
It is denoted as R1；
Main frame output is gradually increased the power of pumping signal, until activating the RFID label tag of the first radio frequency detection plate
Chip, now main frame output is denoted as R1-1；
In like manner, the RFID label chip of the second radio frequency detection plate is activated, the output power value note obtained
Make R2-1；
Insertion loss between first radio frequency detection plate and the second radio frequency detection plate is IL1-2=(R1-1-R1)
-(R2-1-R2), then can get the insertion damage between node corresponding to the first radio frequency detection plate and the second radio frequency detection plate
Consumption.
Main frame includes Switching Power Supply, read write line, master control borad, 4G module, and the Switching Power Supply in main frame will exchange
The unidirectional current of electricity or set of cells is converted into the DC voltage that in main frame, each module needs；Read write line launches signal
Activate the RFID label chip on radio frequency detection plate, each module communication collecting in master control borad and main frame
Data send data center to by 4G module.
Radio frequency detection plate includes that directional coupler, wave filter, RFID label chip form；Directional coupler is even
Connect signal input part, it is achieved with coupling of input signal；The signal output part of directional coupler receives wave filter,
The signal of device receives the pin of RFID label chip after filtering, by RFID label chip-pin connects
Ground；Radio frequency detection plate is fixed on two of radio-frequency devices to be measured or feeder line, and between transmission line, formation is fixed
To coupling.
Wherein the input signal of directional coupler coupling comprises RFID pumping signal and other signals, after filtering
Other signals are leached by device, the pumping signal of the most remaining RFID, are used for encouraging RFID label chip.
A kind of insertion loss online test method of radio-frequency devices and feeder line, wherein, the excitation of main frame output by
Step increases, and incremental amplitude is 0.1dB.
With reference to accompanying drawing 1: illustrated therein is main frame IBTS, combiner IBPSC and the first radio frequency detection plate
ISENSOR1, the second radio frequency detection plate ISENSOR2.Isensor1 Yu Isensor2 realizes radio frequency detection plate
And form directional couple between transmission line, and the most at the EEPROM of RFID label chip
In be written with and respective minimum activate power.Directional coupler has coupled input signal, and input signal includes RFID
Other working signals are filtered by pumping signal and other signals from the signal device after filtering of directional coupler output
Removing, remaining RFID pumping signal, encourage RFID label chip, after activation, RFID label chip reflection is adjusted
System return path signal are to the read write line of main frame.
During application on site, main frame is incrementally increased the power of pumping signal by minimum under software control until activating
The RFID label chip of the first radio frequency detection plate, main frame output now is denoted as R1-1；In like manner, right
The RFID label chip of the second radio frequency detection plate activates, and the output power value obtained is denoted as R2-1.Then
Insertion Loss between radio frequency detection plate 1 and radio frequency detection plate 2 is IL1-2=(R1-1-R1)-(R2-1-R2), by this
Formula can calculate the Insertion Loss corresponding to the first radio frequency detection plate and the second radio frequency detection plate between node.With
Reason, this formula Insertion Loss between any two nodes be applicable to system calculates.
By insertion loss online test method involved in the present invention, it is possible to pacify at radio-frequency devices and feeder line
After dress, by the technological means of online line, in real time the radio-frequency devices between any two nodes is inserted
The detection of loss, can tackle long-term maintenance, supervise, detect and the demand such as examination.
The above, be only present pre-ferred embodiments, and the present invention not makees any pro forma limit
System, although the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any familiar
Professional and technical personnel, in the range of without departing from technical solution of the present invention, when the skill of available the disclosure above
Art content is made a little change or is modified to the Equivalent embodiments of equivalent variations, as long as being without departing from skill of the present invention
According to the technology of the present invention, art plan content, refers to that any simple modification being made above example, equivalent become
Change and modify, belonging in the range of technical solution of the present invention.
Claims (5)
1. the implementation method of the insertion loss on-line checking of a radio-frequency devices and feeder line, it is characterised in that the method
Being completed by RF detection system, this video detection system includes FRID main frame, combiner and two or more
Radio frequency detection plate, each radio frequency detection plate is designed with a RFID label chip；
Main frame realizes RFID signal by one and is connected radio frequency with the combiner of other working signal frequency combiners
Detection plate, and detect the insertion loss of the radio-frequency devices being between two radio frequency detection plates, detection process is such as
Under:
Step one: prestore in the first radio frequency detects the RFID label chip of plate the activation level surveyed before dispatching from the factory,
It is denoted as R1；
Main frame output is gradually increased the power of pumping signal, until activating the RFID label tag of the first radio frequency detection plate
Chip, now main frame output is denoted as R1-1；
In like manner, the RFID label chip of the second radio frequency detection plate is activated, the output power value note obtained
Make R2-1；
Insertion loss between first radio frequency detection plate and the second radio frequency detection plate is I L1-2=(R1-1-R1)
-(R2-1-R2), then can get the insertion damage between node corresponding to the first radio frequency detection plate and the second radio frequency detection plate
Consumption.
The most according to claim 1, the implementation method of the insertion loss on-line checking of radio-frequency devices and feeder line, it is special
Levying and be, wherein main frame includes Switching Power Supply, read write line, master control borad, 4G module, the switch electricity in main frame
The unidirectional current of alternating current or set of cells is converted into the DC voltage that in main frame, each module needs by source；Read write line
Launch the RFID label chip on signal activation radio frequency detection plate, each module communication general in master control borad and main frame
The data collected send data center to by 4G module.
The most according to claim 1, the implementation method of the insertion loss on-line checking of radio-frequency devices and feeder line, it is special
Levying and be, radio frequency detection plate includes that directional coupler, wave filter, RFID label chip form；Directional couple
Device connects signal input part, it is achieved with coupling of input signal；The signal output part of directional coupler receives filter
Ripple device, the signal of device receives the pin of RFID label chip after filtering, by RFID label chip-
Pin ground connection；Radio frequency detection plate is fixed on two of radio-frequency devices to be measured or feeder line, and between transmission line
Form directional couple.
4. the implementation method of the insertion loss on-line checking of radio-frequency devices described in 3 and feeder line, its feature is wanted according to right
Being, wherein the input signal of directional coupler coupling comprises RFID pumping signal and other signals, through filtering
Other signals are leached by ripple device, the pumping signal of the most remaining RFID, are used for encouraging RFID label chip.
The most according to claim 1, the implementation method of the insertion loss on-line checking of radio-frequency devices and feeder line, it is special
Levying and be, wherein, the excitation output of main frame incrementally increases, and incremental amplitude is 0.1dB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610185757.1A CN105871479A (en) | 2016-03-29 | 2016-03-29 | Implementation method for detecting insertion loss of RF (Radio Frequency) device and feeder on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610185757.1A CN105871479A (en) | 2016-03-29 | 2016-03-29 | Implementation method for detecting insertion loss of RF (Radio Frequency) device and feeder on line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105871479A true CN105871479A (en) | 2016-08-17 |
Family
ID=56626179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610185757.1A Pending CN105871479A (en) | 2016-03-29 | 2016-03-29 | Implementation method for detecting insertion loss of RF (Radio Frequency) device and feeder on line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105871479A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108111234A (en) * | 2016-11-25 | 2018-06-01 | 中国移动通信有限公司研究院 | Detect device, method, antenna modules and the system of dual polarized antenna mismatch |
| CN110267298A (en) * | 2019-06-14 | 2019-09-20 | 深圳市觅拓物联信息技术有限公司 | A kind of monitoring method of link load, monitoring device and gateway |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201491279U (en) * | 2009-08-27 | 2010-05-26 | 珠海银邮光电技术发展股份有限公司 | RFID-based antenna feeder monitoring system for mobile communication network |
| CN201892954U (en) * | 2010-12-10 | 2011-07-06 | 珠海银邮光电技术发展股份有限公司 | Novel antenna system with monitoring function |
| CN104052554A (en) * | 2014-06-03 | 2014-09-17 | 杭州紫光网络技术有限公司 | Insertion loss testing system of indoor distribution system |
| CN204517821U (en) * | 2014-12-05 | 2015-07-29 | 珠海银邮光电技术发展股份有限公司 | A kind of POI system based on REID |
| CN204634051U (en) * | 2015-05-22 | 2015-09-09 | 成都九洲电子信息系统股份有限公司 | There is the indoor distribution antenna-feedback system of automatic detection function |
-
2016
- 2016-03-29 CN CN201610185757.1A patent/CN105871479A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201491279U (en) * | 2009-08-27 | 2010-05-26 | 珠海银邮光电技术发展股份有限公司 | RFID-based antenna feeder monitoring system for mobile communication network |
| CN201892954U (en) * | 2010-12-10 | 2011-07-06 | 珠海银邮光电技术发展股份有限公司 | Novel antenna system with monitoring function |
| CN104052554A (en) * | 2014-06-03 | 2014-09-17 | 杭州紫光网络技术有限公司 | Insertion loss testing system of indoor distribution system |
| CN204517821U (en) * | 2014-12-05 | 2015-07-29 | 珠海银邮光电技术发展股份有限公司 | A kind of POI system based on REID |
| CN204634051U (en) * | 2015-05-22 | 2015-09-09 | 成都九洲电子信息系统股份有限公司 | There is the indoor distribution antenna-feedback system of automatic detection function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108111234A (en) * | 2016-11-25 | 2018-06-01 | 中国移动通信有限公司研究院 | Detect device, method, antenna modules and the system of dual polarized antenna mismatch |
| CN110267298A (en) * | 2019-06-14 | 2019-09-20 | 深圳市觅拓物联信息技术有限公司 | A kind of monitoring method of link load, monitoring device and gateway |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102332101B (en) | The method and system of asset identification and management | |
| CN102937646B (en) | A kind of health monitoring systems for xoncrete structure | |
| CN105143893A (en) | System and method for confirming radio frequency (RF) signal connection integrity with multiple devices under test (DUT) to be tested concurrently | |
| CN105743589A (en) | Online detection method for insertion losses and standing waves of radio frequency device and feeder | |
| CN201491279U (en) | RFID-based antenna feeder monitoring system for mobile communication network | |
| CN103430034B (en) | Checkout gear and detection method | |
| CN103036631A (en) | Online fault location method and equipment of radio frequency transmission line | |
| CN101995513B (en) | Algorithms for detecting feeder line radio-frequency power and antenna standing-wave ratio in mobile communication system through RFID | |
| CN103577857A (en) | RFID three-dimensional detecting device and use method thereof | |
| CN105871479A (en) | Implementation method for detecting insertion loss of RF (Radio Frequency) device and feeder on line | |
| CN104155511A (en) | Acquisition circuit and power monitoring circuit based on standing wave detection | |
| CN107395296B (en) | Intelligent monitoring module and monitoring method for short-wave receiving antenna feed system | |
| CN206411679U (en) | The detecting system of multiple antennas feeding network is detected using REID | |
| CN102735957A (en) | Method and system for monitoring antenna oscillator of base station as well as integrated monitoring equipment | |
| KR101888408B1 (en) | Management Apparatus Of Feeder Remote Terminal Unit | |
| CN102759648A (en) | Method and system for testing power panel | |
| CN203722647U (en) | Testing system for high-frequency transceiver | |
| CN102890189A (en) | Electric quantity automatic statistical method and system for base station equipment | |
| CN204360158U (en) | A kind of intelligent PDU system | |
| WO2023184949A1 (en) | Electromagnetic monitoring-based apparatus and method for monitoring hot plug module of distribution terminal | |
| CN204203353U (en) | The Acquisition Circuit detected based on standing wave and power monitoring circuit | |
| CN206962834U (en) | Room divided antenna network real-time monitoring prior-warning device | |
| CN102841047A (en) | Cleanness monitoring system and cassette | |
| CN106709388A (en) | Reader-writer power calibration device and calibration method | |
| CN205793405U (en) | A kind of mobile communication Internet of Things base station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170712 Address after: 518000 Guangdong Province, Shenzhen City Shilong Baoan District Shiyan Street Community benevolent Road No. 2 innovation world Thailand Information Technology Industrial Park building A1 Building 8 floor Applicant after: Shenzhen find information technology Co., Ltd. Address before: 518000 Guangdong Province, Shenzhen City Shilong Baoan District Shiyan Street Community benevolent Road No. 2 innovation world Thailand Information Technology Industrial Park building A1 Building 8 floor Applicant before: Shenzhen Zhongtai MeiAo Electronic Technology Research Institute Co., Ltd. |
|
| TA01 | Transfer of patent application right | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160817 |
|
| WD01 | Invention patent application deemed withdrawn after publication |