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Communication
Peer-Review Record

Improved Target Laser Capture Technology for Hexagonal Honeycomb Scanning

Photonics 2023, 10(5), 541; https://doi.org/10.3390/photonics10050541
by Bing Jia, Fan Jin *, Qiongying Lv and Yubing Li
Reviewer 1: Anonymous
Reviewer 2:
Reviewer 3:
Reviewer 4:
Photonics 2023, 10(5), 541; https://doi.org/10.3390/photonics10050541
Submission received: 17 March 2023 / Revised: 20 April 2023 / Accepted: 28 April 2023 / Published: 6 May 2023
(This article belongs to the Special Issue Advances in Photoelectric Tracking Systems)

Round 1

Reviewer 1 Report

This article cannot be recommended for publication, since

1. it does not contain a clear substantiation of its tasks, relevance and novelty;

2. there is no analysis of the literature, it is not clear what has been done before and who is interested in it.

3. the result of the work is unclear, and there are no conclusions.

 

4. it is unlikely that this work will arouse interest among readers and receive any citations.

Author Response

Please see the attachment

Author Response File: Author Response.pdf

Reviewer 2 Report

 

Report

On Manuscript number: photonics -2318654

Title: Improved Target Laser Capture Technology for Hexagonal Honeycomb  

            Scanning

”.

Journal: Photonics

 

In this article, the authors deals with the improved hexagonal honeycomb structure scanning method proposed in this paper provides a new solution to the target acquisition problem in the fields of laser communication, laser docking, airborne radar, and other fields.

The results presented are meaningful and indeed correct. I have no doubt that the paper is sound and interesting in the field of inequalities, however it, in my opinion, cannot be accepted in its present form. It will be suitable for publication after the some minor revisions listed below:

 

Comment 1

As per my opinion a concise and factual abstract is always required in a scientific paper. The abstract should state briefly the purpose of the research, the principal results, and major conclusions. In this paper, the abstract section is required to revise and only mention the finding.

Comment 2

I would start by commending the authors for the job well done. However, this paper is not suitable enough to be published in its current form, the English needs to be polished. Finally, I will be available for further revision of this paper.

Comment 3

I would recommend that the authors should check the correct way of citing the papers in their reference lists, or if possible they should check the web-site of the journals that published those papers instead of relying only on the information found on google scholar.

 

 

 

 

 

Comments for author File: Comments.pdf

Author Response

Please see the attachment

Author Response File: Author Response.pdf

Reviewer 3 Report

The topic proposed by the authors is relevant and promising, since laser tracking and target acquisition methods are being actively introduced into many industries, from mechanical engineering to the space industry. The development of new methods for analyzing topologies obtained using a laser is an important task that allows reducing target acquisition times, improving the quality of this operation, and multiplying the number of targets. As the authors correctly noted in the literature review, one of the difficult tasks in this area is the capture and maintenance of a fast-moving target. In real conditions, this complex task is additionally complicated by non-stationarity in space not only of the object under study, but also of equipment that is designed for these purposes, as well as the speed of the laser system, the angles of divergence of laser radiation, optical artifacts of transparent media, etc. In this regard, increasing the probability of capture by a laser system, even by a small percentage, is an important competitive quality of such a system.

The authors have shown that the methods of rectangular scanning, as well as traditional helical scanning, have a number of disadvantages, among which the key one is the probability of target acquisition. The model proposed by the authors makes it possible to improve this indicator in numerical terms by several percent. This is a good result, which is definitely worthy of attention.

However, there are a number of questions:

1. The number of corners of the system you propose is one and a half times higher than in the rectangular and spiral methods. How much slower is your proposed method than known methods?

2. Judging by the proposed model, in the case of an increase in the solid angle of the lens, the scanning time also increases non-linearly. In this case, sectors in which a double pass of the laser beam is realized (overlapping some circles) will significantly slow down the system.

3. line 225, the figure number is not specified, line 238, an error in the formula d'', lines 305-307, lambda and sigma are not used in the formula (most likely, the authors overlooked some additional expressions), figure 13 captions on the chart with using a comma is confusing, please use a semicolon as a separator or remove the first digit. Can a confidence interval be given for the measurement in Figure 14?

4. I tried to find at least one of the publications presented in the list of references (publication No. 7 was of particular interest), but this did not lead to a result. This is a serious problem.

5. Indicate, for example, in Figure 12a with arrows the course of scanning using your model. In the same figure, there is no clarity regarding the direction of movement of the investigated dynamic target.

Author Response

Please see the attachment

Author Response File: Author Response.pdf

Reviewer 4 Report

n overall, the paper has significally many advantages in future for the researchers in Laser communication field, however, some explanations/arguments needs to improve the clarity of the paper.  

Comment No.1:

The authors presented an improved hexagonal honeycomb structure for scanning of moving objects. It is not clear for me how this improved work differentiate this, either the object moves or background moves. What will this improved scanning do if the background moves while it seems like the object moves?

Comment No.2:

What will be the advancements in the proposed work if the object do a similar reaction again and again while it moves?

 

Comment No.3:

If the two objects are quite similar to each other how the proposed work recognize the accurate object

Author Response

Please see the attachment.

Author Response File: Author Response.pdf

Round 2

Reviewer 1 Report

After quite detailed and comprehensive revision, this manuscript can be recommended for publication.

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