CN103825651B - The optical power adjusting method of determining and calculating of optical module - Google Patents
The optical power adjusting method of determining and calculating of optical module Download PDFInfo
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- CN103825651B CN103825651B CN201410108403.8A CN201410108403A CN103825651B CN 103825651 B CN103825651 B CN 103825651B CN 201410108403 A CN201410108403 A CN 201410108403A CN 103825651 B CN103825651 B CN 103825651B
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Abstract
A kind of optical power adjusting method of determining and calculating of optical module, relate to a kind of photoelectric communication technology, the concrete steps of described commissioning algorithm are: the first step: setting luminous power maximum, luminous power minimum value and luminous power desired value, setting current maxima, current minimum and current target value; Second step: adjustment electric current is to current target value; 3rd step: the first situation: if luminous power is less than luminous power minimum value, then heighten current value and make the value of luminous power be luminous power minimum value < optical power value < luminous power maximum; Second case: judge optical power value whether as luminous power minimum value < optical power value < (luminous power desired value-surplus); If so, then heightening current value makes optical power value be (luminous power desired value-surplus) < optical power value < luminous power maximum.By the optical power adjusting method of determining and calculating to optical module, to reach the power commissioning step the technique effect improving the commissioning efficiency of luminous power that reduce optical module.
Description
Technical field
The present invention relates to a kind of photoelectric communication technology, particularly a kind of optical power adjusting method of determining and calculating of optical module.
Background technology
For the optical power adjusting method of determining and calculating of optical module, prior art is all to the luminous power of optical module itself to carry out commissioning, and the step that this commissioning algorithm calculates is various, and reaction speed is slow, can not adapt to the service requirement of optical module automatic testing software.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency existing in prior art, a kind of power output commissioning algorithm of optical module is provided.To reach the power commissioning step the technique effect improving the commissioning efficiency of luminous power that reduce optical module.
In order to realize foregoing invention object, the invention provides following technical scheme:
The present invention relates to a kind of photoelectric communication technology, particularly a kind of optical power adjusting method of determining and calculating of optical module.
An optical power adjusting method of determining and calculating for optical module, the concrete steps of described commissioning algorithm are:
The first step: setting luminous power maximum, luminous power minimum value and luminous power desired value, setting current maxima, current minimum and current target value;
Second step: adjustment current value is to current target value;
3rd step: the first situation: if optical power value is less than luminous power minimum value, then heightening current value makes the value of luminous power be luminous power minimum value < optical power value < luminous power maximum, whether Cutoff current value is less than or equal to current maxima afterwards, if current value is greater than current maxima, then judge that the luminous power exported is too small, judge abnormal; If current value is less than or equal to current maxima, then commissioning algorithm terminates;
Second case: judge optical power value whether as luminous power minimum value < optical power value < (luminous power desired value-surplus);
If so, then heightening current value makes optical power value be (luminous power desired value-surplus) < optical power value < luminous power maximum; Afterwards the second judgement is carried out to current value;
If not, then judge whether optical power value is greater than luminous power maximum, if optical power value is greater than luminous power maximum, then turning down current value makes optical power value be luminous power minimum value < optical power value < luminous power maximum, then carries out the 3rd judgement to current value; If optical power value is less than or equal to luminous power maximum, then commissioning algorithm terminates.
Preferably, the adjustment in described second step is specially employing open loop debugging, open-loop current output linearity.So only need seldom adjustment just directly can adjust to target current value.
Preferably, described surplus value is one.
Preferably, describedly the first judgement is carried out to current value be specially: whether Cutoff current value is less than or equal to current maxima, if current value is greater than current maxima, then judges that the luminous power exported is too small, judges abnormal; If current value is less than or equal to current maxima, then commissioning algorithm terminates.
Preferably, describedly the second judgement is carried out to current value be specially: whether Cutoff current value is less than or equal to current maxima, if current value is less than or equal to current maxima, then commissioning algorithm terminates; If current value is greater than current maxima, be then set to by current value (current maxima-current maxima surplus), margin value is depending on actual conditions.
Preferably, describedly the 3rd judgement is carried out to current value be specially: whether Cutoff current value is greater than or equal to current minimum, if current value is greater than or equal to current minimum, then algorithm terminates; If current value is less than current minimum, then commissioning failure.
Compared with prior art, beneficial effect of the present invention:
Technical scheme of the present invention, by carrying out commissioning to the luminous power of optical module, compares the technical scheme in background technology, decreases the step of the luminous power of optical module being carried out to commissioning, improves the efficiency of the optical power adjusting, measuring to optical module.
Accompanying drawing illustrates:
Fig. 1 is the flow chart of commissioning algorithm of the present invention.
Embodiment
Below in conjunction with test example and embodiment, the present invention is described in further detail.But this should be interpreted as that the scope of the above-mentioned theme of the present invention is only limitted to following embodiment, all technology realized based on content of the present invention all belong to scope of the present invention.
As shown in Figure 1, a kind of optical power adjusting method of determining and calculating of optical module, the concrete steps of described commissioning algorithm are:
The first step: setting luminous power maximum, luminous power minimum value and luminous power desired value, setting current maxima, current minimum and current target value;
Second step: adjustment current value is to current target value;
3rd step: the first situation: if optical power value is less than luminous power minimum value, then heightening current value makes the value of luminous power be luminous power minimum value < optical power value < luminous power maximum, whether Cutoff current value is less than or equal to current maxima afterwards, if current value is greater than current maxima, then judge that the luminous power exported is too small, judge abnormal; If current value is less than or equal to current maxima, then commissioning algorithm terminates;
Second case: judge optical power value whether as luminous power minimum value < optical power value < (luminous power desired value-surplus);
If so, then heightening current value makes optical power value be (luminous power desired value-surplus) < optical power value < luminous power maximum; Afterwards the second judgement is carried out to current value;
If not, then judge whether optical power value is greater than luminous power maximum, if optical power value is greater than luminous power maximum, then turning down current value makes optical power value be luminous power minimum value < optical power value < luminous power maximum, then carries out the 3rd judgement to current value; If optical power value is less than or equal to luminous power maximum, then commissioning algorithm terminates.
Preferably, the adjustment in described second step is specially employing open loop debugging, open-loop current output linearity.So only need seldom adjustment just directly can adjust to target current value.
Preferably, described surplus value is one.
This value is determined by the conventional optical power value of customer demand, if the scope of customer demand is narrow, this value is adjustable a little bit smaller, if the scope of client is wider, this value can more greatly a bit.
Preferably, describedly the first judgement is carried out to current value be specially: whether Cutoff current value is less than or equal to current maxima, if current value is greater than current maxima, then judges that the luminous power exported is too small, judges abnormal; If current value is less than or equal to current maxima, then commissioning algorithm terminates.
Preferably, describedly the second judgement is carried out to current value be specially: whether Cutoff current value is less than or equal to current maxima, if current value is less than or equal to current maxima, then commissioning algorithm terminates; If current value is greater than current maxima, be then set to by current value (current maxima-current maxima surplus), this value is depending on actual conditions.
Preferably, describedly the 3rd judgement is carried out to current value be specially: whether Cutoff current value is greater than or equal to current minimum, if current value is greater than or equal to current minimum, then algorithm terminates; If current value is less than current minimum, then commissioning failure.
The present invention is not limited to aforesaid embodiment.The present invention expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (3)
1. an optical power adjusting method of determining and calculating for optical module, is characterized in that, the concrete steps of described commissioning algorithm are:
The first step: setting luminous power maximum, luminous power minimum value and luminous power desired value, setting current maxima, current minimum and current target value;
Second step: adjustment electric current is to current target value;
3rd step: the first situation: if luminous power is less than luminous power minimum value, then heightening current value makes the value of luminous power be luminous power minimum value < optical power value < luminous power maximum, whether Cutoff current value is less than or equal to current maxima afterwards, if current value is greater than current maxima, then judge that the luminous power exported is too small, judge abnormal; If current value is less than or equal to current maxima, then commissioning algorithm terminates;
Second case: judge optical power value whether as luminous power minimum value < optical power value < (luminous power desired value-surplus);
If so, then heightening current value makes optical power value be (luminous power desired value-surplus) < optical power value < luminous power maximum; Afterwards the second judgement is carried out to current value; Describedly the second judgement is carried out to current value be specially: whether Cutoff current value is less than or equal to current maxima, if current value is less than or equal to current maxima, then commissioning algorithm terminates; If current value is greater than current maxima, then current value is set to (current maxima-current maxima surplus);
If not, then judge whether optical power value is greater than luminous power maximum, if optical power value is greater than luminous power maximum, then turning down current value makes optical power value be luminous power minimum value < optical power value < luminous power maximum, then carries out the 3rd judgement to current value; If optical power value is less than or equal to luminous power maximum, then commissioning algorithm terminates; Describedly the 3rd judgement is carried out to current value be specially: whether Cutoff current value is greater than or equal to current minimum, if current value is greater than or equal to current minimum, then algorithm terminates; If current value is less than current minimum, then commissioning failure.
2. the optical power adjusting method of determining and calculating of optical module as claimed in claim 1, it is characterized in that, described surplus value is one.
3. the optical power adjusting method of determining and calculating of optical module as claimed in claim 1, it is characterized in that, the adjustment in described second step is specially employing open loop debugging, open-loop current output linearity.
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| CN109981167B (en) * | 2019-02-19 | 2019-11-29 | 深圳市欧博凯科技有限公司 | A kind of reception signal alarm suitable for optical module with go warning value test method |
| CN111193551B (en) * | 2020-04-09 | 2020-07-28 | 深圳市欧深特信息技术有限公司 | Optical module parameter debugging method, storage medium and terminal device |
| CN113630180B (en) * | 2020-05-06 | 2022-10-18 | 华为技术有限公司 | Optical power adjusting and measuring method, adjusting and measuring system, control equipment and adjusting and measuring station |
| CN111970052B (en) * | 2020-08-07 | 2021-07-20 | 无锡市德科立光电子技术股份有限公司 | Optical module optical power debugging method based on calculation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003077447A1 (en) * | 2002-03-08 | 2003-09-18 | Huawei Technologies Co., Ltd. | Digital regulated light receive module and regulation method |
| CN1614498A (en) * | 2003-09-05 | 2005-05-11 | 三星电子株式会社 | Phase optimization apparatus and method |
| CN102882115A (en) * | 2012-10-09 | 2013-01-16 | 索尔思光电（成都）有限公司 | Evolutionary operation algorithm for electric absorption reverse bias voltage of EML (electo-absorption modulated laser) |
| CN103001692A (en) * | 2012-11-01 | 2013-03-27 | 深圳市共进电子股份有限公司 | Method for adjusting parameters of optical module |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003077447A1 (en) * | 2002-03-08 | 2003-09-18 | Huawei Technologies Co., Ltd. | Digital regulated light receive module and regulation method |
| CN1614498A (en) * | 2003-09-05 | 2005-05-11 | 三星电子株式会社 | Phase optimization apparatus and method |
| CN102882115A (en) * | 2012-10-09 | 2013-01-16 | 索尔思光电（成都）有限公司 | Evolutionary operation algorithm for electric absorption reverse bias voltage of EML (electo-absorption modulated laser) |
| CN103001692A (en) * | 2012-11-01 | 2013-03-27 | 深圳市共进电子股份有限公司 | Method for adjusting parameters of optical module |
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