CN103379532B - The detection method of the signal quality of radio frequency unit of base station and device - Google Patents
The detection method of the signal quality of radio frequency unit of base station and device Download PDFInfo
- Publication number
- CN103379532B CN103379532B CN201210106695.2A CN201210106695A CN103379532B CN 103379532 B CN103379532 B CN 103379532B CN 201210106695 A CN201210106695 A CN 201210106695A CN 103379532 B CN103379532 B CN 103379532B
- Authority
- CN
- China
- Prior art keywords
- radio frequency
- frequency unit
- signal
- service signal
- service
- 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.)
- Active
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The embodiment of the invention discloses a kind of detection method and device of signal quality of radio frequency unit of base station, relate to communication technical field, solve signal quality of radio frequency unit of the prior art and detect and easily cause erroneous judgement, service disconnection and detect problem slowly.Described method comprises: the first service signal that the base-band digital processing unit receiving base station sends; To carry out described first service signal after process obtains the second service signal, being processed described second service signal by the backward channel be arranged in described radio frequency unit, obtaining the 3rd service signal at described radio frequency unit; Vector analysis is carried out to described first service signal and described 3rd service signal, obtains the Error Vector Magnitude EVM value of described first service signal and the 3rd service signal; The signal quality of described radio frequency unit is detected according to described EVM value multiple in a period of time.The present invention is applicable in base station.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of detection method and device of signal quality of radio frequency unit of base station.
Background technology
Base station is the important component part of wireless telecommunications.Described base station comprises base-band digital processing unit and radio frequency unit.The course of work of described base station is, when receiving external signal, digital processing is carried out to form digital signal by described base-band digital processing unit, by described radio frequency unit, described digital signal is converted to the radiofrequency signal meeting communications protocol again, finally by antenna by described emission of radio frequency signals in space outerpace.Radio frequency unit changes the quality of described digital signal, is related to the signal quality that described base station sends, has a great impact wireless traffic.Therefore, carry out detection by the quality of the signal after radio frequency cell translation and judge whether described radio frequency unit breaks down or the abnormal particular importance that just seems.
The detection method of current signal quality of radio frequency unit is by monitoring wireless operational indicator (such as converse cutting off rate or the call error rate etc.), indirectly judges described radio frequency unit whether fault or exception.Concrete, whether the wireless traffic index carried on certain radio frequency unit by lasting observation is abnormal, judges whether itself exists fault to radio frequency unit.Just alarm is carried out if there is abnormal, manually carry out checking and processing, such as: when described call cutting off rate or call the error rate higher time, described radio frequency unit may have occurred fault, but because the factor affecting described call cutting off rate or the call error rate also has a lot (as user mobile phone problem, external signal interference etc.), described radio frequency unit whether fault is further detected if think, need the artificial location arriving base station, and described radio frequency unit is separated, apply corresponding detecting instrument and detect.
In the process realizing the embodiment of the present invention, inventor finds that in prior art, at least there are the following problems: judge radio frequency unit whether fault by observing the wireless traffic index that carries on certain radio frequency unit, owing to there is external disturbance, easily cause erroneous judgement, and further adopt to separate described radio frequency unit and apply corresponding detecting instrument and detect, can cause the service disconnection of described base station, and process of separating is slowly complicated, causes testing process problem slowly.
Summary of the invention
Embodiments of the invention provide a kind of detection method and device of signal quality of radio frequency unit of base station, can solve in prior art when detecting signal quality of radio frequency unit, the detection that causes produces the service disconnection of erroneous judgement and base station and testing process problem slowly.
For achieving the above object, the present invention adopts following technical scheme:
A detection method for the signal quality of radio frequency unit of base station, described method comprises:
The first service signal that the base-band digital processing unit receiving described base station sends;
Described radio frequency unit carries out after process obtains the second service signal, being processed, obtain the 3rd service signal by the backward channel be arranged in described radio frequency unit to described second service signal to described first service signal;
Vector analysis is carried out to described first service signal and described 3rd service signal, obtains Error Vector Magnitude (ErrorVectorMagnitude the is called for short EVM) value of described first service signal and the 3rd service signal;
The signal quality of described radio frequency unit is detected according to described EVM value multiple in a period of time.
A checkout gear for the signal quality of radio frequency unit of base station, described device comprises:
Receiving element, the first service signal that the base-band digital processing unit for receiving described base station sends;
First acquiring unit, after process obtains the second service signal for carrying out described first service signal at described radio frequency unit, is processed described second service signal by the backward channel be arranged in described radio frequency unit, obtains the 3rd service signal;
Vector analysis unit, for carrying out vector analysis to described first service signal and described 3rd service signal, obtains the Error Vector Magnitude EVM value of described first service signal and the 3rd service signal;
Detecting unit, for detecting described signal quality of radio frequency unit according to the multiple described EVM value in a period of time.
The detection method of the signal quality of radio frequency unit of the base station that the embodiment of the present invention provides and device, by the first service signal that the base-band digital processing unit receiving described base station sends, and described first service signal carried out after process obtains the second service signal at described radio frequency unit, by the backward channel be arranged in described radio frequency unit, described second service signal is processed, obtain the 3rd service signal, thus the Error Vector Magnitude EVM value of first service signal and the 3rd service signal is obtained by vector analysis, described signal quality of radio frequency unit is detected according to described EVM value multiple in a period of time, avoid and directly judge described radio frequency unit whether fault and cause erroneous judgement by wireless traffic index, avoid simultaneously and separate described radio frequency unit to carry out detecting the problem of service interruption caused, and eliminate the process of separating, reduce the time detecting described radio frequency unit.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The flow chart of the detection method of the signal quality of radio frequency unit of the base station that Fig. 1 provides for one embodiment of the invention;
The flow chart of the detection method of the signal quality of radio frequency unit of the base station that Fig. 2 provides for further embodiment of this invention;
The structural representation of the checkout gear of the signal quality of radio frequency unit of the base station that Fig. 3 provides for one embodiment of the invention;
The structural representation of the checkout gear of the signal quality of radio frequency unit of the base station that Fig. 4 provides for further embodiment of this invention;
The application scenarios schematic diagram of the checkout gear of the signal quality of radio frequency unit of the base station that Fig. 5 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
For making the advantage of technical solution of the present invention clearly, below in conjunction with drawings and Examples, the present invention is elaborated.
As shown in Figure 1, the detection method of the signal quality of radio frequency unit of the base station that the present embodiment provides, described base station comprises base-band digital processing unit and radio frequency unit.
Optionally, described base station can be global system for mobile communications (GlobalSystemForMobileCommunications, be called for short GSM), universal mobile telecommunications system (UniversalMobileTelecommunicationsSystem, be called for short UTMS) or global microwave internet access system (WorldwideInteroperabilityForMicrowaveAccess, be called for short WIMAX) etc. with the base station of radio frequency unit, but be not only confined to this.
Described method comprises:
The first service signal that step 101, the base-band digital processing unit receiving described base station send.
Optionally, described first service signal is the partial service data of described base station when real work, such as, by the note data etc. of described base station, but is not only confined to this.
Step 102, to carry out described first service signal after process obtains the second service signal, being processed described second service signal by the backward channel be arranged in described radio frequency unit, obtaining the 3rd service signal at described radio frequency unit.
Concrete, after described second service signal is carried out digital-to-analogue conversion by described backward channel, produce described 3rd service signal.Optionally, described first service signal enters described radio frequency unit from common public radio interface (CommonPublicRadioInterface, the CPRI) place of radio frequency unit, and described 3rd service signal turns back to described CPRI place.
Step 103, vector analysis is carried out to described first service signal and described 3rd service signal, obtain Error Vector Magnitude (ErrorVectorMagnitude, the EVM) value of described first service signal and the 3rd service signal.
Wherein, described EVM value is the index of described 3rd service signal of reflection and described first service signal error in the present embodiment.
Step 104, detect the signal quality of described radio frequency unit according to described EVM value multiple in a period of time.
Wherein, described signal quality of radio frequency unit is the quality of the signal after described radio frequency unit conversion.
Optionally, within a period of time, by obtaining multiple first service signal, and acquire corresponding multiple 3rd service signals, adopt the mode of step 103 to obtain multiple EVM value, according to the quality threshold pre-set, can compare with the average of described multiple EVM value, when the average of described EVM value is lower than described quality threshold, determine described radio frequency unit fault.
The detection method of the signal quality of radio frequency unit of the base station that the embodiment of the present invention provides, by the first service signal that the base-band digital processing unit receiving described base station sends, and radio frequency unit in described base station carries out after process obtains the second service signal to described first service signal, by the backward channel be arranged in described radio frequency unit, described second service signal is processed, obtain the 3rd service signal, thus the Error Vector Magnitude EVM value of the first service signal and the 3rd service signal is obtained by vector analysis, described signal quality of radio frequency unit is detected according to described EVM value multiple in a period of time, avoid and directly judge described radio frequency unit whether fault by wireless traffic index, easily erroneous judgement is caused when there being external disturbance, avoid simultaneously and separate described radio frequency unit to carry out detecting the problem of service interruption caused, and eliminate the process of separating, reduce the time detecting described radio frequency unit.
In order to make the advantage of technical solution of the present invention clearly, enumerating a specific embodiment below and the present invention is elaborated.
As shown in Figure 2, the detection method of the signal quality of radio frequency unit of the base station that further embodiment of this invention provides, described base station comprises base-band digital processing unit and radio frequency unit, and described method comprises:
Step 201, obtain the signal strength signal intensity of the first service signal that described base-band digital processing unit sends.
Optionally, described first service signal can be the partial service data of described base station, such as: by the note data etc. of described base station, but be not only confined to this.
The signal strength signal intensity that step 202, basis pre-set, when the signal strength signal intensity of described first service signal is higher than the described signal strength signal intensity pre-set, obtain described first service signal, and make described first service signal be converted to the radiofrequency signal meeting communications protocol through described radio frequency unit.
Due to when the signal strength signal intensity of described first service signal is less, the signal quality of radio frequency unit in later stage may be caused to detect inaccurate, therefore adopt step 201 to step 202, when the signal strength signal intensity of described first service signal is less than the signal strength signal intensity pre-set, described first service signal do not carried out to index measurement or abandons measurement result, this enhancing the reliability of detection.Optionally, also can not carry out step 201 and directly carry out step 203 to step 202.
Step 203, to carry out described first service signal after process obtains the second service signal, being processed described second service signal by the backward channel be arranged in described radio frequency unit, obtaining the 3rd service signal at described radio frequency unit.
Concrete, after described second service signal is carried out digital-to-analogue conversion by described backward channel, produce described 3rd service signal.Optionally, described first service signal enters described radio frequency unit from the CPRI of radio frequency unit, and described 3rd service signal turns back to described CPRI place.
Step 204, vector analysis is carried out to described first service signal and described 3rd service signal, obtain the Error Vector Magnitude EVM value of described first service signal and the 3rd service signal.
Step 205, according to the quality threshold that pre-sets, if in described a period of time the mean value of multiple described EVM value be less than described in the quality threshold that pre-sets, then judge described radio frequency unit fault.Perform step 206 or step 207.
Concrete, within a period of time, by obtaining multiple first service signal, and acquire corresponding multiple 3rd service signals, the mode of step 204 is adopted to obtain multiple EVM value, according to the quality threshold pre-set, can compare with the average of described multiple EVM value, when the average of described EVM value is lower than described quality threshold, judge described radio frequency unit fault, or when the saltus step of described multiple EVM value is larger, judges described radio frequency unit fault, but be not only confined to this.
Step 206, automatically fault resolution policy is carried out to described radio frequency unit.
Optionally, described fault resolution policy comprises: the volume of business limit reducing described radio frequency unit or the work suspending described radio frequency unit or the work of the radio frequency unit broken down is switched to the upper at least one of the radio frequency unit of Hot Spare in advance.The volume of business limit of the described radio frequency unit of described reduction is the live load in order to reduce described radio frequency unit; Due to when described radio frequency unit works under fault, radio frequency unit may be caused to damage, therefore can adopt the work suspending described radio frequency unit; In order to ensure the normal work of described base station, in described base station, being previously provided with the radio frequency unit of Hot Spare, therefore can adopting and the work of the radio frequency unit broken down is switched on the radio frequency unit of Hot Spare in advance, but being not only confined to this.
Step 207, send alarm signal, notify described radio frequency unit fault.
Optionally, after the described radio frequency unit fault of judgement, in order to make external maintenance personnel immediately can learn described radio frequency unit fault, can alarm signal be sent, such as, by chimes of doom, alarm lamp etc., but be not only confined to this.
The detection method of the signal quality of radio frequency unit of the base station that the present embodiment provides, by the first service signal that the base-band digital processing unit receiving described base station sends, and described first service signal carried out after process obtains the second service signal at described radio frequency unit, by the backward channel be arranged in described radio frequency unit, described second service signal is processed, obtain the 3rd service signal, thus the Error Vector Magnitude EVM value of first service signal and the 3rd service signal is obtained by vector analysis, described signal quality of radio frequency unit is detected according to described EVM value multiple in a period of time, avoid and directly judge described radio frequency unit whether fault by wireless traffic index, easily erroneous judgement is caused owing to there being external disturbance, avoid simultaneously and separate described radio frequency unit to carry out detecting the problem of service interruption caused, and eliminate the process of separating, reduce the time detecting described radio frequency unit.
As shown in Figure 3, the checkout gear of the signal quality of radio frequency unit of the base station that the present embodiment provides, described device comprises:
Receiving element 31, the first service signal that the base-band digital processing unit for receiving described base station sends.Its specific implementation, see in Fig. 1 shown in step 101, repeats no more herein.
First acquiring unit 32, after process obtains the second service signal for carrying out described first service signal at described radio frequency unit, is processed described second service signal by the backward channel be arranged in described radio frequency unit, obtains the 3rd service signal.
Wherein, described first service signal enters described radio frequency unit from the CPRI of radio frequency unit, described backward channel is arranged in described radio frequency unit, for processing described first service signal at described radio frequency unit, and after producing the second service signal, after described second service signal can being carried out digital-to-analogue conversion, produce the 3rd service signal, and then described 3rd service signal is turned back to described CPRI place.Its specific implementation, see in Fig. 1 shown in step 102, repeats no more herein.
Vector analysis unit 33, for carrying out vector analysis to described first service signal and described 3rd service signal, obtains the Error Vector Magnitude EVM value of described first service signal and the 3rd service signal.Its specific implementation, see in Fig. 1 shown in step 103, repeats no more herein.
Detecting unit 34, for detecting described signal quality of radio frequency unit according to described EVM value multiple in a period of time.Its specific implementation, see in Fig. 1 shown in step 104, repeats no more herein.
Further, as shown in Figure 4, described device also comprises:
Second acquisition unit 35, for obtaining the signal strength signal intensity of described first service signal that described base-band digital processing unit sends.Its specific implementation, see in Fig. 2 shown in step 201, repeats no more herein.
Signal chooses unit 36, for according to the signal strength signal intensity pre-set, chooses described first service signal of signal strength signal intensity higher than the described signal strength signal intensity pre-set.Described receiving element 31, also chooses described first service signal of unit selection for receiving described signal.Its specific implementation, see in Fig. 2 shown in step 202, repeats no more herein.
Further, as shown in Figure 4, described detecting unit 34, specifically for:
According to the quality threshold pre-set, if in described a period of time the mean value of multiple described EVM value be less than described in the quality threshold that pre-sets, then judge described radio frequency unit fault.Its specific implementation, see in Fig. 2 shown in step 205, repeats no more herein.
Further, as shown in Figure 4, described device also comprises:
Fault processing unit 37, for automatically carrying out fault resolution policy to described radio frequency unit, described fault resolution policy comprises: the volume of business limit automatically reducing described radio frequency unit or the work suspending described radio frequency unit or the work of the radio frequency unit broken down is switched to the upper at least one of the radio frequency unit of Hot Spare in advance.Its specific implementation, see in Fig. 2 shown in step 206, repeats no more herein.
Further, as shown in Figure 4, described device, also comprises:
Alarm unit 38, for sending alarm signal, notifies described radio frequency unit fault.Its specific implementation, see in Fig. 2 shown in step 207, repeats no more herein.
The application outdoor scene of the checkout gear of the signal quality of radio frequency unit of the base station provided for the embodiment of the present invention as Fig. 5, described base station comprises the antenna-feedback system 41 for transmitting to the community user under described base station, above-mentioned base-band digital processing unit 42 and radio frequency unit 43.Optionally, the checkout gear 44 of the signal quality of radio frequency unit of described base station is arranged on the interface of described radio frequency unit 43 and described base-band digital processing unit 42, but is not only confined to this.
The checkout gear of the signal quality of radio frequency unit of the base station that the present embodiment provides, the first service signal of base-band digital processing unit transmission is received by described receiving element, described first acquiring unit to carry out after process obtains the second service signal at described radio frequency unit to described first service signal, by the backward channel be arranged in described radio frequency unit, described second service signal is processed, obtain the 3rd service signal, thus obtain an Error Vector Magnitude EVM value by vector analysis unit, and detect described signal quality of radio frequency unit by detecting unit according to described EVM value multiple in a period of time, avoid and directly judge described radio frequency unit whether fault by wireless traffic index, erroneous judgement is caused when there being external disturbance, avoid separating described radio frequency unit to carry out detecting the problem of service interruption caused simultaneously, and eliminate the process of separating, reduce the time detecting described radio frequency unit.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required common hardware by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in the storage medium that can read, as the floppy disk of computer, hard disk or CD etc., comprise some instructions and perform method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server, or the network equipment etc.).
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection range of claim.
Claims (10)
1. a detection method for the signal quality of radio frequency unit of base station, is characterized in that, described method comprises:
The first service signal that the base-band digital processing unit receiving described base station sends;
Described radio frequency unit carries out after process obtains the second service signal, being processed, obtain the 3rd service signal by the backward channel be arranged in described radio frequency unit to described second service signal to described first service signal; Wherein, after described second service signal is carried out digital-to-analogue conversion by described backward channel, produce described 3rd service signal, and the first service signal enters described radio frequency unit from an interface of radio frequency unit, described 3rd service signal turns back to described interface;
Vector analysis is carried out to described first service signal and described 3rd service signal, obtains the Error Vector Magnitude EVM value of described first service signal and the 3rd service signal;
The signal quality of described radio frequency unit is detected according to described EVM value multiple in a period of time.
2. method according to claim 1, is characterized in that, the first service signal of the base-band digital processing unit transmission of the described base station of described reception, comprising:
Obtain the signal strength signal intensity of described first service signal that described base-band digital processing unit sends;
According to the signal strength signal intensity pre-set, when the signal strength signal intensity of described first service signal is higher than the described signal strength signal intensity pre-set, receive described first service signal.
3. method according to claim 1, is characterized in that, the described signal quality detecting described radio frequency unit according to described EVM value multiple in a period of time, comprising:
According to the quality threshold pre-set, if in described a period of time the mean value of multiple described EVM value be less than described in the quality threshold that pre-sets, then judge described radio frequency unit fault.
4. method according to claim 3, is characterized in that, after the described radio frequency unit fault of described judgement, described method also comprises:
Automatically carry out fault resolution policy to described radio frequency unit, described fault resolution policy comprises: the volume of business limit automatically reducing described radio frequency unit or the work suspending described radio frequency unit or the work of the radio frequency unit broken down is switched to the upper at least one of the radio frequency unit of Hot Spare in advance.
5. method according to claim 3, is characterized in that, after the described radio frequency unit fault of described judgement, described method also comprises:
Send alarm signal, notify described radio frequency unit fault.
6. a checkout gear for the signal quality of radio frequency unit of base station, is characterized in that, described device comprises:
Receiving element, the first service signal that the base-band digital processing unit for receiving described base station sends;
First acquiring unit, after process obtains the second service signal for carrying out described first service signal at described radio frequency unit, is processed described second service signal by the backward channel be arranged in described radio frequency unit, obtains the 3rd service signal; Wherein, after described second service signal is carried out digital-to-analogue conversion by described backward channel, produce described 3rd service signal, and the first service signal enters described radio frequency unit from an interface of radio frequency unit, described 3rd service signal turns back to described interface;
Vector analysis unit, for carrying out vector analysis to described first service signal and described 3rd service signal, obtains the Error Vector Magnitude EVM value of described first service signal and the 3rd service signal;
Detecting unit, for detecting described signal quality of radio frequency unit according to the multiple described EVM value in a period of time.
7. device according to claim 6, is characterized in that, described device also comprises:
Second acquisition unit, for obtaining the signal strength signal intensity of described first service signal that described base-band digital processing unit sends;
Signal chooses unit, for according to the signal strength signal intensity pre-set, chooses described first service signal of signal strength signal intensity higher than the described signal strength signal intensity pre-set;
Described receiving element, also chooses described first service signal of unit selection for receiving described signal.
8. device according to claim 6, is characterized in that, described detecting unit, specifically for:
According to the quality threshold pre-set, if in described a period of time the mean value of multiple described EVM value be less than described in the quality threshold that pre-sets, then judge described radio frequency unit fault.
9. device according to claim 8, is characterized in that, described device also comprises:
Fault processing unit, for automatically carrying out fault resolution policy to described radio frequency unit, described fault resolution policy comprises: the volume of business limit automatically reducing described radio frequency unit or the work suspending described radio frequency unit or the work of the radio frequency unit broken down is switched to the upper at least one of the radio frequency unit of Hot Spare in advance.
10. device according to claim 8, is characterized in that, described device also comprises:
Alarm unit, for sending alarm signal, notifies described radio frequency unit fault.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210106695.2A CN103379532B (en) | 2012-04-12 | 2012-04-12 | The detection method of the signal quality of radio frequency unit of base station and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210106695.2A CN103379532B (en) | 2012-04-12 | 2012-04-12 | The detection method of the signal quality of radio frequency unit of base station and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103379532A CN103379532A (en) | 2013-10-30 |
| CN103379532B true CN103379532B (en) | 2016-03-02 |
Family
ID=49463979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210106695.2A Active CN103379532B (en) | 2012-04-12 | 2012-04-12 | The detection method of the signal quality of radio frequency unit of base station and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103379532B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106530673A (en) * | 2016-11-11 | 2017-03-22 | 上海申瑞继保电气有限公司 | Wireless channel interrupt identification method |
| CN110120843B (en) * | 2018-02-05 | 2021-05-18 | 中兴通讯股份有限公司 | Method and device for detecting signal quality of antenna feeder port |
| CN108848547A (en) * | 2018-06-12 | 2018-11-20 | Oppo广东移动通信有限公司 | WiFi scan method, device, mobile terminal and computer-readable medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101183900A (en) * | 2007-11-23 | 2008-05-21 | 深圳国人通信有限公司 | Baseband extension radio frequency subsystem RRU testing method, system and analog BBU device |
| CN101772047A (en) * | 2009-01-07 | 2010-07-07 | 中兴通讯股份有限公司 | Method and system for monitoring network quality |
| CN101951624A (en) * | 2010-09-25 | 2011-01-19 | 中兴通讯股份有限公司 | Remote radio unit and abnormality detection method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI20031805A0 (en) * | 2003-12-10 | 2003-12-10 | Nokia Corp | Testing procedure for radio transmitters, radio transmitters and base stations |
-
2012
- 2012-04-12 CN CN201210106695.2A patent/CN103379532B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101183900A (en) * | 2007-11-23 | 2008-05-21 | 深圳国人通信有限公司 | Baseband extension radio frequency subsystem RRU testing method, system and analog BBU device |
| CN101772047A (en) * | 2009-01-07 | 2010-07-07 | 中兴通讯股份有限公司 | Method and system for monitoring network quality |
| CN101951624A (en) * | 2010-09-25 | 2011-01-19 | 中兴通讯股份有限公司 | Remote radio unit and abnormality detection method thereof |
Non-Patent Citations (1)
| Title |
|---|
| LTE 系统核心技术剖析及eNodeB测试方案探讨;张晓丹等;《电信网技术》;20091231(第12期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103379532A (en) | 2013-10-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101426306B (en) | A disaster tolerance switching method, system and apparatus | |
| CN105517080B (en) | A kind of network formats switching method, device and terminal | |
| CN108966242B (en) | Coverage estimation method and device for narrow-band Internet of things | |
| US9374177B2 (en) | Method, device, and system for processing communications system signal | |
| JP2004166056A (en) | Method for collecting information of radio communication, information collection system and mobile radio terminal | |
| EP3099103A1 (en) | Method and device for obtaining unauthorized-frequency information | |
| CN110913425A (en) | Wireless network index analysis method and system based on MR and xDR | |
| CN103379532B (en) | The detection method of the signal quality of radio frequency unit of base station and device | |
| CN110234132A (en) | Restore method, system, server, terminal and the storage medium of network | |
| CN103458448B (en) | A kind of communication network failure diagnostic method and equipment | |
| US20110131317A1 (en) | Coverage Gap Detection In Wireless Networks | |
| CN103957552A (en) | Method for improving reliability of data communication in automatic meteorological station | |
| CN102917381B (en) | A kind of end duct ligation closes the method and terminal that find base station problem | |
| CN103916898A (en) | Method, device and system for automatically detecting indoor signal leakage | |
| CN103458437A (en) | Method for achieving MDT measurement through terminal and terminal | |
| CN103748912A (en) | Frequency point measurement control method, terminal and base station | |
| JP4784781B2 (en) | Information collection method, information collection system, and mobile radio terminal | |
| CN104349270A (en) | Small cell accessing method, apparatus and system | |
| CN102388553B (en) | Communication device and performance monitoring method | |
| KR101131705B1 (en) | Method, Apparatus and Recording Medium for detecting Fault of Base Station/Repeater by using Delay Signal | |
| CN102546825B (en) | A kind of long-distance monitoring method of automatic drive test system and device | |
| US20110161745A1 (en) | Mobility PDA Surveillance Using GPS | |
| CN111130929A (en) | Method and system for automatically testing WIFI throughput | |
| CN111901057B (en) | Indoor antenna signal strength detection method, positioning service equipment and terminal | |
| CN103716825A (en) | Base station antenna degradation monitoring method and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |