CN100361554C - Method for recording power amplifier work state information in wireless communication system - Google Patents
Method for recording power amplifier work state information in wireless communication system Download PDFInfo
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- CN100361554C CN100361554C CNB2004100838528A CN200410083852A CN100361554C CN 100361554 C CN100361554 C CN 100361554C CN B2004100838528 A CNB2004100838528 A CN B2004100838528A CN 200410083852 A CN200410083852 A CN 200410083852A CN 100361554 C CN100361554 C CN 100361554C
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- power amplifier
- state information
- work state
- wireless communication
- communication system
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Abstract
The present invention provides a method for recording the working state information of a power amplifier in a wireless communication system. The present invention is characterized in that a prearranged condition for recording the working state information of the power amplifier is given; when the fact that the prearranged condition is met is confirmed, the working state information of the power amplifier is obtained and recorded in a storage media of the power amplifier. The power amplifier of the present invention can record the working state information when the power amplifier generates running abnormities, and the working state information can not be lost when the power amplifier is powered off; therefore, the power amplifier can perform the function of a black box in an airplane and provides a great deal of reliable and effective information for failure analysis of the power amplifier. The present invention is simple and flexible in actualization method, and achieves the purposes of enhancing the accuracy of failure analysis of the power amplifier and facilitating fault positioning of the power amplifier.
Description
Technical field
The present invention relates to wireless communication technology field, be specifically related to the method for recording power amplifier work state information in a kind of wireless communication system.
Background technology
Along with the development of wireless communication system, the scale of base station system is huge gradually.
One of module that power amplifier is a power maximum in the base station system, technology is the most complicated, quantity is maximum, power amplifier hinders and lost efficacy for some reason in running is inevitable, it is very important that the power amplifier that lost efficacy is carried out failure analysis, the defective by can finding itself design to the failure analysis of power amplifier or the defective of system can make the reliability of wireless communication system be guaranteed to the defective time update of finding.
Power amplifier is being carried out in the process of failure analysis, the operating state of power amplifier before losing efficacy is very helpful to its failure analysis, so the job information of recording power amplifier before inefficacy is very important.
At present, in the base station system of radio communication, mainly by the warning information of main control unit recording power amplifier when appearance is unusual.
As the WCDMA in the accompanying drawing 1 (Wideband Code Division Multiple Access (WCDMA)) base station system, MPU (main control unit) communicates by various buses and LPA (Linear Power Amplifier) and other modules, and the operating state of monitoring LPA and other modules, preserve the warning information of LPA and other modules.
The warning information of preserving among the MPU generally includes only alarm time and alarm kind etc., and only preserves the warning information that some take place recently.
The reason that LPA produces alarm is a lot, determines that LPA produces the important step of reason in whole failure analysis process of alarm.When determining the alarm cause of LPA, need some concrete parameters of LPA operating state when alarm, and MPU does not write down LPA above-mentioned concrete parameter when alarm; And, because LPA itself does not carry out record to warning information, and LPA is in maintenance and generally need bring back producer during failure analysis and carry out, so, the information that can feed back to producer is very limited, also can only be the phenomenon of power amplifier when being out of order at most, moreover, history alarm has build-up effect to the influence in LPA life-span, and this has increased the difficulty of LPA failure analysis.
In sum, the method for existing recorded power amplifier job information can only provide finite information, has influenced the accuracy of power amplifier failure analysis greatly, is difficult to the fault of power amplifier is positioned.
Summary of the invention
The objective of the invention is to, the method of recording power amplifier work state information in a kind of wireless communication system is provided, by the work state information of power amplifier in running is stored in the storage medium of power amplifier self, a large amount of reliable, effective information are provided for the failure analysis of power amplifier, improve the accuracy of power amplifier failure analysis, made things convenient for the fault location of power amplifier.
For achieving the above object, the method for recording power amplifier work state information in a kind of wireless communication system provided by the invention comprises:
A, the predetermined condition of recording power amplifier work state information is set;
B, judge that whether described predetermined condition satisfies, when determining described predetermined condition and satisfy, obtain the work state information of described power amplifier, and the described work state information that obtains is recorded in the storage medium of described power amplifier self.
Predetermined condition comprises among the described step a: the safe handling thresholding of power amplifier.
The safe handling thresholding of described power amplifier comprises: the electric current of the input power of power amplifier and/or the power output of power amplifier and/or power amplifier internal temperature and/or power amplifier and/or the reflection power of power amplifier and/or carrier frequency and/or carrier number.
Described step b comprises:
B1, detect described power amplifier with the corresponding running parameter of safe handling thresholding;
B2, when fixed described running parameter surpasses the safe handling thresholding of described power amplifier of its correspondence, obtain the work state information of described power amplifier;
B3, the described work state information that obtains is recorded in the storage medium of described power amplifier.
Described step b1 comprises:
Described power amplifier detects itself and the corresponding running parameter of safe handling thresholding in real time; Or
Described power amplifier regularly detects itself and the corresponding running parameter of safe handling thresholding according to predetermined time interval.
Described step b2 comprises:
Described power amplifier is when determining that described running parameter surpasses the safe handling thresholding of described power amplifier of its correspondence, and described power amplifier initiatively obtains its work state information.
Described work state information comprises: reflection power and/or the carrier frequency and/or the carrier number of the power output of the running time of warning information and/or power amplifier and/or the input power of power amplifier and/or power amplifier and/or the electric current of power amplifier internal temperature and/or power amplifier and/or power amplifier.
Described warning information comprises: alarm time, alarm type.
Described work state information is stored with predetermined format and with the form of text or database.
The storage medium of described power amplifier self comprises: FLASH, RAM.
Description by technique scheme can obviously be learnt, the predetermined condition of the work state information of the present invention by recording power amplifier is set, make the work state information of power amplifier in running can when predetermined condition satisfies, be stored in the storage medium of power amplifier self, when predetermined condition is set to the safe handling thresholding in power amplifier when alarm, work state information when the power amplifier among the present invention can write down its operation exception is for the failure analysis of power amplifier provides a large amount of reliable, effective information; The present invention can independently detect, determine whether to need its work state information of record by CPU or its detection system of power amplifier, also can detect, determine whether to need its work state information of record by other control units; By work state information being stored in the RAM of power amplifier self, when especially being stored among the FLASH, can guarantee that power amplifier is when power down, the work state information of its storage is not lost, make power amplifier among the present invention can play the effect of the black box in the aircraft, thereby realized raising power amplifier failure analysis accuracy by technical scheme provided by the invention, made things convenient for the purpose of power amplifier fault location.
Description of drawings
Fig. 1 is the base station system structural representation of radio communication;
Fig. 2 is the flow chart of recording power amplifier work state information of the present invention.
Embodiment
If power amplifier can write down, store the work state information in its work running, so, when power amplifier is carried out failure analysis, these work state informations of power amplifier self storage can provide a large amount of information for its failure analysis, not only made things convenient for the failure analysis of power amplifier, but also can make the result of its failure analysis accurate, thereby made things convenient for the fault location of power amplifier.
Therefore, core of the present invention is: the predetermined condition of recording power amplifier work state information is set, when definite this predetermined condition satisfies, obtains the work state information of this power amplifier, and be recorded in the storage medium of this power amplifier self.
Based on core concept of the present invention technical scheme provided by the invention is described in detail below.
The present invention at first needs the predetermined condition of setting recording power amplifier work state information, and predetermined condition can be provided with according to user's actual needs, as predetermined condition is set is safe handling thresholding of predetermined time interval or power amplifier etc.
If predetermined condition is set to predetermined time interval, then can regularly obtains the work state information of power amplifier according to predetermined time interval, and it is kept in the storage medium of power amplifier self.
If predetermined condition is set to use safely thresholding, then can be by detecting the parameter of corresponding work in the course of the work of power amplifier, determining that the running parameter that detects obtains the work state information of power amplifier when reaching the safe handling thresholding, and it is being kept in the storage medium of power amplifier self.
Safe handling thresholding of the present invention can comprise simultaneously: the electric current of the input power of power amplifier, the power output of power amplifier, power amplifier internal temperature, power amplifier, the reflection power of power amplifier, the carrier frequency of power amplifier and the carrier number of power amplifier etc. also can include only wherein any one or several as required.
Because power amplifier in the course of the work, if situation such as unusual is need alarm the time, can be with alarming information report to MPU, the safe handling thresholding of power amplifier can be identical with being provided with of alarm among the present invention, this moment is because when power amplifier produces alarm, the work state information of power amplifier can be stored in the storage medium of power amplifier self, make the power amplifier among the present invention have the function of black box in the aircraft.
After being provided with the safe handling thresholding of power amplifier, should detect power amplifier with safe handling thresholding corresponding running parameter, and judge whether each running parameter surpasses the safe handling thresholding of its correspondence.
If the safe handling thresholding is identical with being provided with of alarm, then problem such as unusual occurring at power amplifier need be when MPU alarms, determine to need to write down, store the work state information of power amplifier, obtain power amplifier work state information at that time, these work state information that obtains records are stored in the storage medium of power amplifier self, proceed next time detection, deterministic process.
If the safe handling thresholding is inequality with being provided with of generation alarm, then when the some of power amplifier or certain several running parameter have surpassed the safe handling thresholding of its correspondence, need to determine the work state information of record storage power amplifier, obtain power amplifier work state information at that time, these work state information that obtains records are stored in the storage medium of power amplifier self, proceed next time detection, deterministic process.
Among the present invention, power amplifier can detect the running parameter of power amplifier oneself by CPU and the detection system of himself, and judges; Also can detect the running parameter of power amplifier, and judge by other modules in the base station such as MPU etc.
Detect power amplifier running parameter can for: detect the running parameter of power amplifier in real time, also can be the running parameter that regularly detects power amplifier according to predetermined time interval.
Obtain the work state information of power amplifier, and with its be stored in the storage medium of power amplifier self process can for: power amplifier oneself obtains its work state information, and storage; Also can for: other modules in the base station such as MPU etc. obtain the work state information of power amplifier, with the transmission of the work state information that obtains and be stored in the storage medium of power amplifier self.
The work state information that writes down in the storage medium that is stored in power amplifier self comprises: the electric current of the power output of the running time of warning information, power amplifier, the input power of power amplifier, power amplifier, power amplifier internal temperature, power amplifier, the reflection power of power amplifier, carrier frequency, carrier number etc.
Above-mentioned warning information comprises: alarm time and alarm type etc.
The running time of power amplifier can be hour being that unit preserves.
Power amplifier can be stored with predetermined form when these work state informations of record storage, as preserving one by one, so that the parsing of work state information according to orders such as the reflection power of the electric current of the power output of the input power of running time of power amplifier, alarm type, power amplifier, power amplifier, power amplifier internal temperature, power amplifier, power amplifier, carrier frequency, carrier numbers.
Above-mentioned work state information can be stored with forms such as text, databases.
The storage medium of power amplifier storage work state information comprises: the FLASH quick memory write of field programming (but can wipe fast), RAM (random asccess memory), when especially being stored in work state information among the FLASH, can guarantee power amplifier after outage, canned data is not lost.
Basically can locate most faults of power amplifier according to the work state information of storing in the power amplifier.
Below in conjunction with accompanying drawing 2, the process that the present invention is write down the work state information of storage power amplifier is described in detail.
In Fig. 2, step 200, the predetermined condition that the work state information of recording power amplifier is set is the safe handling thresholding of power amplifier, it is identical with being provided with of power amplifier alarm to set this safe handling thresholding.
To step 210, what power amplifier utilized that its CPU or the detection system of self detect power amplifier in real time is provided with corresponding running parameter with alarm.
To step 220, according to above-mentioned running parameter judge power amplifier whether in normal operation, whether needs are alarmed to MPU, to the MPU alarm, arrive step 230 if desired, power amplifier initiatively obtains its work state information.
To step 240, power amplifier is stored in its work state information that obtains record in the storage medium of himself.
In step 220,,, carry out testing process next time to step 210 if do not need to determine alarm to MPU.
Though described the present invention by embodiment, those of ordinary skills know, the present invention has many distortion and variation and do not break away from spirit of the present invention, wishes that appended claim comprises these distortion and variation.
Claims (10)
1, the method for recording power amplifier work state information in a kind of wireless communication system is characterized in that comprising:
A, the predetermined condition of recording power amplifier work state information is set;
B, judge that whether described predetermined condition satisfies, when determining described predetermined condition and satisfy, obtain the work state information of described power amplifier, and the described work state information that obtains is recorded in the storage medium of described power amplifier self.
2, the method for recording power amplifier work state information in a kind of wireless communication system as claimed in claim 1 is characterized in that predetermined condition comprises among the described step a: the safe handling thresholding of power amplifier.
3, the method for recording power amplifier work state information in a kind of wireless communication system as claimed in claim 2 is characterized in that the safe handling thresholding of described power amplifier comprises: the electric current of the input power of power amplifier and/or the power output of power amplifier and/or power amplifier internal temperature and/or power amplifier and/or the reflection power of power amplifier and/or carrier frequency and/or carrier number.
4, the method for recording power amplifier work state information in a kind of wireless communication system as claimed in claim 2 is characterized in that described step b comprises:
B1, detect described power amplifier with the corresponding running parameter of safe handling thresholding;
B2, when determining that described running parameter surpasses the safe handling thresholding of described power amplifier of its correspondence, obtain the work state information of described power amplifier;
B3, the described work state information that obtains is recorded in the storage medium of described power amplifier.
5, the method for recording power amplifier work state information in a kind of wireless communication system as claimed in claim 4 is characterized in that described step b1 comprises:
Described power amplifier detects itself and the corresponding running parameter of safe handling thresholding in real time; Or
Described power amplifier regularly detects itself and the corresponding running parameter of safe handling thresholding according to predetermined time interval.
6, as the method for recording power amplifier work state information in claim 4 or the 5 described a kind of wireless communication systems, it is characterized in that described step b2 comprises:
Described power amplifier is when determining that described running parameter surpasses the safe handling thresholding of described power amplifier of its correspondence, and described power amplifier initiatively obtains its work state information.
7, as the method for recording power amplifier work state information in the described a kind of wireless communication system of arbitrary claim in the claim 1 to 5, it is characterized in that described work state information comprises: reflection power and/or the carrier frequency and/or the carrier number of the power output of the running time of warning information and/or power amplifier and/or the input power of power amplifier and/or power amplifier and/or the electric current of power amplifier internal temperature and/or power amplifier and/or power amplifier.
8, the method for recording power amplifier work state information in a kind of wireless communication system as claimed in claim 7 is characterized in that described warning information comprises: alarm time, alarm type.
9,, it is characterized in that described work state information is with predetermined format and with the storage of the form of text or database as the method for recording power amplifier work state information in the described a kind of wireless communication system of arbitrary claim in the claim 1 to 5.
10, as the method for recording power amplifier work state information in the described a kind of wireless communication system of arbitrary claim in the claim 1 to 5, it is characterized in that the storage medium of described power amplifier self comprises: but quick memory write FLASH, the random access memory ram of field programming can be wiped fast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100838528A CN100361554C (en) | 2004-10-20 | 2004-10-20 | Method for recording power amplifier work state information in wireless communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100838528A CN100361554C (en) | 2004-10-20 | 2004-10-20 | Method for recording power amplifier work state information in wireless communication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1764304A CN1764304A (en) | 2006-04-26 |
| CN100361554C true CN100361554C (en) | 2008-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100838528A Expired - Fee Related CN100361554C (en) | 2004-10-20 | 2004-10-20 | Method for recording power amplifier work state information in wireless communication system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1202256A (en) * | 1995-10-30 | 1998-12-16 | 诺基亚电信公司 | Fault data collection as part of computer unit restart |
| JP2003111129A (en) * | 2001-09-28 | 2003-04-11 | Toshiba Digital Media Engineering Corp | System and method for collecting failure information at phs repeater base station |
| CN1413396A (en) * | 1999-10-28 | 2003-04-23 | 日本电气株式会社 | Failure detection system and failure detection method |
| JP2003198294A (en) * | 2001-12-26 | 2003-07-11 | Sharp Corp | Power amplifier and communication device using the same |
-
2004
- 2004-10-20 CN CNB2004100838528A patent/CN100361554C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1202256A (en) * | 1995-10-30 | 1998-12-16 | 诺基亚电信公司 | Fault data collection as part of computer unit restart |
| CN1413396A (en) * | 1999-10-28 | 2003-04-23 | 日本电气株式会社 | Failure detection system and failure detection method |
| JP2003111129A (en) * | 2001-09-28 | 2003-04-11 | Toshiba Digital Media Engineering Corp | System and method for collecting failure information at phs repeater base station |
| JP2003198294A (en) * | 2001-12-26 | 2003-07-11 | Sharp Corp | Power amplifier and communication device using the same |
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|---|---|
| CN1764304A (en) | 2006-04-26 |
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