CN108211335B - Laser simulated combat system and hit judgment method - Google Patents

Laser simulated combat system and hit judgment method Download PDF

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Publication number
CN108211335B
CN108211335B CN201810052553.XA CN201810052553A CN108211335B CN 108211335 B CN108211335 B CN 108211335B CN 201810052553 A CN201810052553 A CN 201810052553A CN 108211335 B CN108211335 B CN 108211335B
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Prior art keywords
laser
detector
detectors
module
hit
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CN108211335A (en
Inventor
曾爱军
陈宽
高峰
张金文
高秀刚
谢承科
刘华
李建楠
王欣
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Beijing Vire Technology Co ltd
Nanjing Institute of Advanced Laser Technology
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Beijing Vire Technology Co ltd
Nanjing Institute of Advanced Laser Technology
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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63FCARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00Games not otherwise provided for
    • A63F9/02Shooting or hurling games
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63FCARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F13/00Video games, i.e. games using an electronically generated display having two or more dimensions
    • A63F13/80Special adaptations for executing a specific game genre or game mode
    • A63F13/837Shooting of targets
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63FCARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00Games not otherwise provided for
    • A63F9/02Shooting or hurling games
    • A63F9/0252Shooting devices therefor

Abstract

The invention discloses a laser simulated combat system and a hit judging method, comprising a laser emitting module, a detector module and a storage comparison module; the laser emitting module emits coded pulse laser; the detector module comprises a plurality of detectors for receiving coded pulse laser; and the storage comparison module calculates the center of the laser spot according to the distribution of the signals received by the detector and judges whether the laser spot is hit or not. The invention provides a novel laser simulated fight hit judging method which can simulate weapon trajectory to judge impact points on the body of a hit person and improve the authenticity feeling of a laser fight system.

Description

Laser simulated combat system and hit judgment method
Technical Field
The invention relates to the technical field of analog electronic equipment, is suitable for countermeasure training and military games of weapon systems, in particular to a laser analog fight system and a hit judgment method.
Background
The existing laser type real person fight system consists of an electronic simulation gun, an electronic garment, an electronic helmet and a controller, wherein a laser emitter is arranged on the electronic simulation gun, and a laser receiver and an indicating device are arranged on the electronic garment and the electronic helmet. When the sniper pulls the trigger, the laser emitter on the electronic simulation gun emits laser, the laser receiver on the electronic garment and the electronic helmet receives the laser signal, the laser signal is transmitted to the controller after being received, and the controller transmits the signal to the indicating device on the electronic garment and the helmet, and the indicating device emits indication to indicate that the fighter is hit.
The laser fight system can only carry out hit judgment through the emission and the receiving of laser, is restricted by the conditions such as the direction, the angle and the precision of laser receiving, is inconvenient to use, and has no correlation with the electronic simulation gun between the hit position and the electronic simulation gun, so that the hit position can not be judged, and the authenticity of the fight system is affected.
Disclosure of Invention
The invention aims to: aiming at the problems, the invention provides a laser simulation fight system and a hit judgment method.
The technical scheme is as follows: in order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows: a laser simulation fight system comprises a laser emission module, a detector module and a storage comparison module; the laser emitting module emits coded pulse laser; the detector module comprises a plurality of detectors for receiving coded pulse laser; and the storage comparison module calculates the center of the laser spot according to the distribution of the signals received by the detector and judges whether the laser spot is hit or not.
Further, the laser emitting module is arranged on the weapon.
Further, the plurality of detectors are distributed on the surface of the body of the fighter according to a certain space distribution, and are numbered in sequence.
Further, the storage comparison module stores a spatial position relation, which comprises coordinate values of the spatial position after gridding, coordinate values of the detectors, distances from each equidistant grid intersection point to the detector, distances from the grid intersection point to a coordinate origin point and coordinate points covered by a human body; and the storage comparison module is used for rounding and storing.
A hit judgment method of a laser simulated combat system comprises the following steps:
(1) The storage comparison module calculates a transmitting and receiving distance L after decoding according to the coded laser signals received by the detector;
(2) Calculating the corresponding spot diameter D at the distance L;
(3) Inquiring a storage comparison module to obtain a coordinate point set { SA }, { SB }, { SC }, { SI }, and { SJ } of which the distance value is smaller than D in a detector of a received signal;
(4) Sequentially inquiring a storage comparison module to obtain a union { Sother } of which the distance value of the detector of the residual unreceived signals is smaller than D;
(5) Solving a common set { Center } of all detector responses;
(6) The coordinate point closest to the Center of the human body in { Center } is selected as the laser spot Center, and the coordinate (X c ,Y c );
(7) By using the central coordinates (X) c ,Y c ) And the diameter D of the light spot to obtain a coordinate point set { Circle } within the coverage area of the light spot;
(8) Calculating coordinate points { Inhuman } of the Human body covered by the facula and coordinate points { Outphoton } of the Human body outside the facula according to the coordinate point set { Human } covered by the Human body;
(9) Storing a custom human body hit proportionality constant delta of the comparison module, and randomly selecting an impact point in the { Inhuman } if the ratio of the { Inhuman } quantity to the { Outhuman } quantity is larger than delta; if the ratio of the number of { Inhuman } to the number of { Outgman } is smaller than delta, the impact points are randomly selected in { Circle } according to the distribution rule of the scattered bullets of the shooting theory, so that whether the impact is hit or not is obtained.
Further, in the step (5), the common set of responses of all detectors is a difference between an intersection of all detectors receiving the signal and a union of all detectors not receiving the signal.
The beneficial effects are that: the invention provides a novel laser simulated fight hit judging method which can simulate weapon trajectory to judge impact points on the body of a hit person and improve the authenticity feeling of a laser fight system.
Drawings
FIG. 1 is a flow chart of a hit determination method of a laser simulated countermeasure system;
FIG. 2 is a schematic diagram of a detector arrangement;
fig. 3 is a schematic diagram of the coordinate meshing of the detector at the spatial location of the human body.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings and examples.
The invention relates to a laser simulation fight system, which mainly comprises: the device comprises a laser emission module, a detector module and a storage comparison module. The working process is as follows: the method comprises the steps that detectors with corresponding quantity are arranged on a fighter according to certain spatial distribution, when the fighter of the attack party aims at the fighter of the defender to trigger a weapon, a laser emitting module on the weapon emits laser beams along with the distance between the attack party and the defender, laser spots at corresponding distances cover the detectors in a certain range on the fighter of the defender, a storage comparison module calculates the centers of the laser spots according to the distribution of signals received by the detectors, and whether the fighter of the defender is hit is judged.
The laser emission module is clamped and fixed on the weapon, and emits laser when the fighter triggers the weapon. The laser emitted by the laser emitting module is pulse infrared laser, and the laser transmission direction is consistent with the weapon ejection direction. The pulse laser emitted by the laser emitting module is encoded according to a certain encoding rule, and the encoded content comprises but is not limited to fighter identity information, position information, weapon information and the like.
The detector modules are detector sets, and the number of the detectors can be increased or decreased according to actual conditions. The detectors are arranged on the body surface of the player according to certain spatial distribution, and are not limited to the distribution mode of the embodiment.
A storage comparison module for storing the spatial position relation of the detector distribution, including spaceCoordinate values after position gridding, coordinate values of each detector and distances of each detector, namely two-dimensional lengths from coordinates to origin of coordinates, wherein the coordinate values are integers, the distances from each equidistant grid intersection point to the detector are stored, and the distances L from the grid intersection point to the origin of coordinates are stored 0 And storing the coordinate points covered by the human body. As shown in fig. 1, the storage comparison module decodes the coded laser signal received by the detector and calculates the transmission/reception distance L.
The storage comparison module calculates the corresponding light spot diameter D at the distance L according to a formula, and queries the coordinate point set with the distance value smaller than D of the detector; sequentially checking and obtaining a set with the distance value of the residual detector smaller than D; find a common set of all detector responses expressed as the difference between the detector intersection of all received signals and the detector union of all non-received signals:
{Center}={SA}∩{SB}∩{SC}∩{SI}∩{SJ}∩(All-{Sother})
wherein, { Center } represents the coverage of the laser spot on the body of the fighter, { SA }, { SB }, { SC }, { SI }, { SJ } represents the coverage of the detector A, B, C, I, J receiving the signal as the Center, respectively, { Sother } represents the sum of the coverage of other detectors not receiving the signal; select L in { Center } 0 And the coordinate point with the smallest value is the center coordinate of the laser spot.
The comparison module is stored, and the obtained laser spot center coordinates (X c ,Y c ) And the diameter D of the light spot to obtain a coordinate point set { Circle } within the coverage area of the light spot; and calculating the coordinate point { Inhuman } of the Human body covered by the facula and the coordinate point { Outgman } of the Human body outside the facula according to the coordinate point { Human } covered by the Human body.
The storage comparison module is used for storing a custom human body hit proportionality constant delta, and if the ratio of the number of { Inhuman } to the number of { Outgman } is larger than delta, the impact point is randomly selected from the number of { Inhuman }; if the ratio of the number of { Inhuman } to the number of { Outgman } is smaller than delta, the impact points are randomly selected in { Circle } according to the distribution rule of the ammunition theory of shooting.
The operation of the laser simulated combat system is illustrated below.
As shown in figure 2, 26 detectors are arranged on the body of the fighter, the distribution mode refers to the standard stature of a male with the height of 180cm, and the distribution positions of the front and rear detectors of the body are symmetrical, and the distribution mode comprises 2 head detectors, 8 front chest detectors, 8 back detectors and 8 leg detectors.
The head detectors are distributed 2 in front and behind the forehead height, and the height difference between the head detectors and the highest row of the front chest detectors is 30cm. The chest detectors are distributed in a bilateral symmetry way, the height of the highest row of the detectors is the same as that of the shoulder joints, one row of detectors is longitudinally downwards arranged every 15cm, 4 rows of detectors are arranged in total, and 2 detectors in each row are arranged. Adjacent detectors in the same row are spaced 20cm apart. The back detector distribution references the chest detector. The leg detectors are symmetrically arranged 4 in front and back of each thigh, the distance between the leg detectors and the lowest row of the chest detectors is 20cm, and the distance between the leg detectors is 20cm. Detector module the detector distribution is not limited to the number and distribution patterns listed in the present invention.
The detector module is used for sequentially marking the detectors, the front surface of the human body is 1-13, and the back surface of the human body is 14-26. The back detector in the front projection direction of the human body is marked by adding 13 to the front detector of the human body. The manner in which the detector modules are numbered is not limiting to the method of the present invention.
Storing and comparing module, firstly, grid-coordinating the relative position of the space where the human body is located, and the grid range: x direction: -200cm, y direction: -200cm, the grid spacing being 20cm, establishing a grid of coordinates in the X-Y two-dimensional plane at equal intervals of 20cm, storing the two-dimensional coordinates corresponding to each detector label. As shown in fig. 3, the origin of coordinates (0, 0) is the center of the detector number 2, 3 line.
The storage comparison module stores the distance from each equidistant X-Y grid intersection point to the detector. For example, (-60,120) a distance from detector number 1 (-10, 0) ofRecorded as 130cm. Storage comparison module for storing distance L from X-Y grid intersection point to coordinate origin (0, 0) 0 And (5) rounding and storing. For example, coordinate (50,130) point to origin of coordinates +.>And the storage comparison module is used for storing coordinate points covered by a Human body, marking corresponding body areas and establishing a database { Human }. For example, coordinates (-10, 0) are stored as the right thoracic region.
And in the process of simulating the fight, when a fighter aims at the shooting counterpart by using the laser emission module, the storage comparison module can compare the data returned by the detector with the data stored by the storage module, so that whether the fighter hits or not can be accurately judged, and the authenticity of the simulated fight system is increased.
For example, when the detector A, B, C, I, J receives a signal, the transmitting-receiving distance L is calculated through GPS decoding, the spot diameter D corresponding to the distance L is calculated according to a formula, and the query, storage and comparison module can obtain a coordinate point set { SA }, { SB }, { SC }, { SI }, and { SJ }, where the distance value of the detector A, B, C, I, J is smaller than D; then sequentially obtaining a union { Sother } of which the distance value of the residual detector is smaller than D; find a common set of all detector responses expressed as the difference between the detector intersection of all received signals and the detector union of all non-received signals:
{Center}={SA}∩{SB}∩{SC}∩{SI}∩{SJ}∩(All-{Sother})
select L which is the nearest distance from the Center of human body in { Center } 0 The coordinate point with the smallest value is the center coordinate (X c ,Y c )。
The comparison module is stored, and the obtained laser spot center coordinates (X c ,Y c ) And the diameter D of the light spot to obtain a coordinate point set { Circle } within the coverage area of the light spot; and calculating the coordinate points { Inhuman } of the light spot covering Human body and the coordinate points { Outlet Human } of the light spot in vitro of the Human body according to the coordinate point set { Human } of the Human body covering.
The storage comparison module is used for storing a custom human body hit proportionality constant delta=1.0, and if the ratio of the number of { Inhuman } to the number of { Outhuman } is greater than 1.0, the impact point is randomly selected from the { Inhuman }; if the ratio of the number of { Inhuman } to the number of { Outgman } is smaller than 1.0, the impact points are randomly selected in { Circle } according to the distribution rule of the scattered bullets of the shooting theory, so that whether the impact is hit or not is obtained.

Claims (5)

1. A hit judging method of a laser simulated combat system is characterized in that: the simulated combat system comprises a laser emission module, a detector module and a storage comparison module; the laser emitting module emits coded pulse laser; the detector module comprises a plurality of detectors for receiving coded pulse laser; the storage comparison module calculates the center of a laser spot according to the distribution of the signals received by the detector, and judges whether the laser spot is hit or not, and the hit judging method comprises the following steps:
(1) The storage comparison module calculates a transmitting and receiving distance L after decoding according to the coded laser signals received by the detector;
(2) Calculating the corresponding spot diameter D at the distance L;
(3) Inquiring, storing and comparing module to obtain coordinate point set with distance value smaller than D in detector receiving signal
(4) Sequentially inquiring the storage comparison module to obtain a union set with the distance value of the detector of the residual unreceived signals smaller than D
(5) Solving a common set of all detector responses
(6) Selection ofThe coordinate point closest to the center of the human body is the center of the laser spot, and the coordinate is +.>
(7) By using the central coordinates of the laser spotsAnd the diameter D of the light spot to obtain a coordinate point set in the coverage area of the light spot circle
(8) Coordinate point set covered by human bodyCalculating coordinate point of light spot covering human body +.>And coordinate point outside human body in light spot +.>
(9) Storing the comparison module to customize the hit proportionality constant delta of the human body, ifQuantity and->The number ratio is greater than delta, the impact point is +.>Random selection of (a); if->Quantity and->The ratio of the number is less than delta, the impact point is +.>According to the shooting theory, the scattered bullet distribution rule is randomly selected, so that whether the shot is hit or not is obtained.
2. The laser simulated combat system hit determination method of claim 1, wherein: the laser emission module is arranged on the weapon.
3. The laser simulated combat system hit determination method of claim 1, wherein: the detectors are distributed on the surface of the body of the fighter according to a certain space, and are numbered in sequence.
4. The laser simulated combat system hit determination method of claim 1, wherein: the storage comparison module stores a spatial position relation, which comprises coordinate values of the spatial position after gridding, coordinate values of the detectors, distances from each equidistant grid intersection point to the detector, distances from the grid intersection point to a coordinate origin point and coordinate points covered by a human body; and the storage comparison module is used for rounding and storing.
5. The laser simulated combat system hit determination method of claim 1, wherein: in the step (5), the common set of all detector responses is a difference between an intersection of all detectors receiving signals and a union of all detectors not receiving signals.
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Publication number Priority date Publication date Assignee Title
CN109323617A (en) * 2018-09-26 2019-02-12 中国人民解放军总参谋部第六十研究所 A kind of tandem type laser receiver
CN111773653A (en) * 2020-07-02 2020-10-16 常州市贝叶斯智能科技有限公司 Real-time simulation hit judgment method based on Internet of things and fighting system
CN114674174A (en) * 2022-03-16 2022-06-28 南京陆加壹智能科技有限公司 System and method for judging hitting position in medium and long distance by laser simulation countermeasure

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