CN205750971U

CN205750971U - A kind of automatic music lot cast machine

Info

Publication number: CN205750971U
Application number: CN201620479217.XU
Authority: CN
Inventors: 朱惠明; 甘劲佐
Original assignee: Shanghai Shencai Information System Co Ltd
Current assignee: Shanghai Shencai Information System Co Ltd
Priority date: 2016-05-24
Filing date: 2016-05-24
Publication date: 2016-11-30
Anticipated expiration: 2026-05-24

Abstract

The utility model discloses a kind of automatic music lot cast machine, including audio signal generator, be used for sending the stochastic audio signal；Audio signal sample device, for gathering the stochastic audio signal that described audio signal generator sends；Signal adapter, for being converted to the first random digital signal by the stochastic audio signal collected；Controller, is used for sending control instruction of announcing the winners in a lottery；Drawn numbers maker, the control instruction of announcing the winners in a lottery sent according to controller, produce drawn numbers.This utility model automaticity is high, and randomness is strong, and unpredictability is high, meets the modern fast automatic demand announced the winners in a lottery.

Description

A kind of automatic music lot cast machine

Technical field

This utility model belongs to Entertaiment game teleloto technical field, is specifically related to a kind of automatic music lot cast machine.

Background technology

Along with gradually popularizing and perfect of full hot line technology, the short demand announcing the winners in a lottery cycle game is strengthened day by day, but at present Established a set of flow process of manually announcing the winners in a lottery, strictly limits the cycle of announcing the winners in a lottery, and announces the winners in a lottery half an hour and almost becomes manually announce the winners in a lottery the shortest The limit, then to shorten the cycle of announcing the winners in a lottery, particularly announces the winners in a lottery once in every 5 minutes as the popular KENO of western countries, is not May.If have to undertake to do what is apparently beyond one's ability and for it, the biggest cost and risk will be paid.Therefore a set of system of automatically announcing the winners in a lottery is developed To be the effective ways solving this problem.

Automatically how system of announcing the winners in a lottery can accomplish unpredictability and safe and reliable with machinery lot cast machine like that, first has to Solve random number from where？And how to process and just can accomplish to avoid completely anthropic factor and numerous lottery fans to accept？Secondly The system that considers how to ensure automatically to announce the winners in a lottery runs without interruption security reliability continuously.

It is known that computer PRNG produce pseudo random number be have high certainty, predictability, Repeatability, the random drawn numbers of system of the most automatically announcing the winners in a lottery can not randomly generate directly from computer itself.The most normal See it is to use the sensor such as temperature, electric charge, noise, gather its true random number according to as stochastic source to produce drawn numbers.But Owing to the change at random of temperature, electric charge etc. is little, if environmental noise is the least, such as the environmental noise of machine room, the most do not become Changing, randomness is not strong, and therefore, the system of announcing the winners in a lottery has definitiveness, predictability and the repeatability of height automatically, it is impossible to meets and automatically opens The demand of prize system.

Utility model content

This utility model, for the technical problem of solve automatically the to announce the winners in a lottery definitiveness of system, predictability and repeatability, carries For the automatic music lot cast machine that a kind of randomness is high.

In order to solve the problems referred to above, this utility model is achieved by techniques below scheme:

Automatic music lot cast machine described in the utility model, including:

Audio signal generator, is used for sending the stochastic audio signal；

Audio signal sample device, for gathering the stochastic audio signal that described audio signal generator sends；

Signal adapter, for being converted to the first random digital signal by the stochastic audio signal collected；

Controller, is used for sending control instruction of announcing the winners in a lottery；

Drawn numbers maker, the control instruction of announcing the winners in a lottery sent according to controller, produce drawn numbers.

Further, described the stochastic audio signal generator is radio and/or the player of shuffle music VF.

Further, described audio signal sample device, including box body, the first audio signal sample of being arranged in box body Device, described first audio signal sample device includes the first panel being arranged in described box body, be arranged on box wall One audio interface, the first plant-grid connection mouth, the first on and off switch, described first audio interface, the first plant-grid connection mouth and first On and off switch is connected with the first panel respectively.

Further, further comprises the second audio signal sample device being independently arranged, described second audio frequency in described box body Signal picker includes the second panel, be arranged on box wall the second audio interface, second source access port, second source Switch, described second audio interface, second source access port and second source switch are connected with the second panel respectively.

Described signal adapter is converted into the audio signal of the first random digital signal, the first audio signal sample device adopt Collection and/or the second audio signal sample device gather.

Compared with prior art, the beneficial effects of the utility model are:

(1) this utility model sends the stochastic audio signal by audio signal generator, gathers the audio frequency letter being randomly derived Number, by converting audio signals into the first random digital signal, thus obtain true random number basic sequence, due to audio signal warp Crossing audio signal generator shuffle, add randomness, produce truly random drawn numbers, automaticity is high, with Machine is strong, and unpredictability is high, meets the modern fast automatic demand announced the winners in a lottery.

(2) this utility model is by strict mathematical model, converts audio signals into the first random digital signal, then Obtaining truly random drawn numbers, calculate strict, randomness is strong, and quickly, can meet the demand quickly announced the winners in a lottery, and guarantee out Prize number is safe and reliable.

(3) this utility model arranges two audio signal sample devices, gathers two groups of random voice datas, is increasing audio frequency Randomness while, it also avoid owing to automatic music lot cast machine is due to for a long time, quickly announce the winners in a lottery and cause audio signal sample Device damages, and another audio signal sample device can be standby, it is ensured that the normal use of equipment, it is to avoid unnecessary loss.

(4) this utility model can not only allow the accreditation acceptance of the public and increase lot cast interesting, can get rid of again artificial pre- The possibility of result of surely announcing the winners in a lottery, and have uncertainty, unpredictability, nothing repeatability, and also relatively easy easy.

Accompanying drawing explanation

Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in further detail, wherein:

Fig. 1 is the control principle drawing of automatic music lot cast machine described in the utility model；

Fig. 2 is the structural representation of the dual-audio frequency divider of automatic music lot cast machine described in the utility model；

Fig. 3 is the internal structure schematic diagram of the dual-audio frequency divider of automatic music lot cast machine described in the utility model；

Fig. 4 is the probability distribution graph that automatic music lot cast machine described in the utility model test 1-9 numeral occurs；

Fig. 5 is the number of times statistics that automatic music lot cast machine described in the utility model tests that three figure place 000-999 numerals occur Table；

Fig. 6 is the probability distribution that automatic music lot cast machine described in the utility model tests that three figure place 000-999 numerals occur Figure.

Detailed description of the invention

Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that described herein excellent Select embodiment to be merely to illustrate and explain this utility model, being not used to limit this utility model.

As shown in FIG. 1 to 3, automatic music lot cast machine described in the utility model, including audio signal generator, audio frequency letter Number harvester, signal adapter, drawn numbers maker, controller.

Described audio signal generator, for sending random audio signal, audio signal generator can be to receive electricity Platform play the radio of audio signal, shuffle music signal player in one or more.

Described audio signal sample device, for gathering the audio signal that described the stochastic audio signal generator sends, permissible It is used alone the music signal of player shuffle, it is also possible to be the radio station audio signal of radio reception, or music The audio signal that signal mixes with radio station audio signal.

Described signal adapter, is converted to the first random digit letter by the audio signal that audio signal sample device collects Number；

Controller, is used for sending control instruction of announcing the winners in a lottery.

Described drawn numbers maker, the control instruction of announcing the winners in a lottery sent according to controller, from the first random digital signal Produce drawn numbers.

Described controller, also receives the drawn numbers that drawn numbers maker sends, and is announced by drawn numbers.

This utility model includes two independent audio signal sample devices, and it is arranged in dual-audio frequency divider, as Fig. 4- Shown in Fig. 5, in described dual-audio frequency divider, include the first audio signal sample device and the second audio signal sample device, described One audio signal sample device and the second audio signal sample device are independently arranged, and described dual-audio frequency divider is provided with the first audio frequency Interface 1 and second audio interface the 4, first on and off switch 2 and second source switch the 5, first plant-grid connection mouth 8 and second source connects Entrance 9 and the first panel 6 and the second panel 7, described first audio signal sample device includes the first panel 6, first Plant-grid connection mouth the 8, first on and off switch 2 and the first audio interface 1.Described second audio signal sample device includes the second panel 7, second source access port 9, second source switch 5 and the second audio interface 4.

Described signal adapter is converted into the audio signal of the first random digital signal, the first audio signal sample device adopt Collection or the second audio signal sample device collection or mix after being collected audio signal by two audio signal sample devices.

Mix after the audio signal that two audio signal sample devices collect, improve randomness.Due to automatic music Announcing the winners in a lottery, if wherein an audio signal sample device damages, another audio signal sample device can be used alone lot cast machine continuous high speed, Ensure that the normal use of automatic music lot cast machine, it is to avoid when lottery fan plays, automatic music lot cast machine damages, affects lottery fan Excitement, cause unnecessary loss.

Described audio signal sample device is different with the system of signal adapter, drawn numbers maker place, audio signal Harvester is arranged in dual-audio frequency divider, and the system at itself and signal adapter and drawn numbers maker place is only with audio frequency Holding wire connects, it is to avoid anthropic factor impact is announced the winners in a lottery signal, strengthens the truly random property of drawn numbers and unpredictability simultaneously.

Test data analysis of the present utility model

Figure 4 below to Fig. 6 be this utility model for selecting 3 game to announce the winners in a lottery time the data that obtain of test and analysis chart thereof.

Fig. 4 is the analysis chart of probability 0～9 these 10 numerals occur, by data in figure it can be seen that when 1000 times Statistics, the maximum numeral of the frequency of occurrences is 6, account for 10.79%, and the minimum numeral of the frequency of occurrences is 9, accounts for 8.92%.But During to 10000 times, the numeral of frequency of occurrences maximum is 1, accounts for 10.42%, and the numeral occurring minimum is 8, accounts for 9.63%.By This is visible, be not certain numeral the most all occur a lot, and what another numeral the most all occurred seldom, and maximum Frequency and minimum frequency value are the most gradually restraining.Thus we can draw a conclusion, that is, 0～9 this ten The probability that individual numeral produces in music lot cast machine is average.

The probability so whether occurred for 000～999 these 1000 3 figure places is also average？From the point of view of let us See Fig. 5 and Fig. 6, in the test of 1087 times, the average probability occurred due to each numeral (000～999 totally 1000, lower with) Be about 1, therefore occur in these numerals 0 time, 1 time and 2 times most, to the statistics of 2059 times it can be seen that most of number Word is all 0～4 time (theoretical mean should be 2), and the statistical description to 10036 times occur, most of numerals all occur in that 8～ 12 times (theoretical mean should be 10), it is seen that test value and theoretical value are the most identical.From Fig. 6 we it can further be seen that whole In individual test, the probability distribution of the number of times that numeral occurs is all the parabola with theoretical mean as axis, it is seen that complete 3 It is also average and discrete for counting existing probability.

The audio signal that this utility model is randomly derived by collection, by converting audio signals into the first random digit Signal, thus obtain truly random drawn numbers, due to audio signal through the stochastic audio signal generator shuffle, increase Having added randomness, produced truly random drawn numbers, automaticity is high, and randomness is strong, and unpredictability is high, meets modern fast The demand that speed is announced the winners in a lottery automatically.

Other structure of automatic music lot cast machine described in the present embodiment sees prior art.

The above, be only preferred embodiment of the present utility model, not this utility model is made any in form Restriction, therefore every without departing from technical solutions of the utility model content, implement above according to technical spirit of the present utility model Any amendment, equivalent variations and the modification that example is made, all still falls within the range of technical solutions of the utility model.

Claims

1. an automatic music lot cast machine, it is characterised in that including:

Audio signal generator, is used for sending the stochastic audio signal；

Automatic music lot cast machine the most according to claim 1, it is characterised in that: described audio signal sample device, including box body, The the first audio signal sample device being arranged in box body, described first audio signal sample device includes being arranged in described box body First panel, the first audio interface being arranged on box wall, the first plant-grid connection mouth, the first on and off switch, described first Audio interface, the first plant-grid connection mouth and the first on and off switch are connected with the first panel respectively.

Automatic music lot cast machine the most according to claim 2, it is characterised in that: further comprises in described box body and to be independently arranged Second audio signal sample device, described second audio signal sample device include the second panel, be arranged on box wall second Audio interface, second source access port, second source switch, described second audio interface, second source access port and the second electricity Source switch is connected with the second panel respectively.

4. according to claim 3 automatic music lot cast machine, it is characterised in that: described signal adapter is converted into the first random digit The audio signal of signal, is gathered by the first audio signal sample device and/or the second audio signal sample device gathers.

5. according to automatic music lot cast machine described in any one of Claims 1-4, it is characterised in that: described the stochastic audio signal is sent out Raw device is radio and/or the player of shuffle music VF.