WO2022085854A1 - Plots routiers pouvant être groupés - Google Patents

Plots routiers pouvant être groupés Download PDF

Info

Publication number
WO2022085854A1
WO2022085854A1 PCT/KR2020/016919 KR2020016919W WO2022085854A1 WO 2022085854 A1 WO2022085854 A1 WO 2022085854A1 KR 2020016919 W KR2020016919 W KR 2020016919W WO 2022085854 A1 WO2022085854 A1 WO 2022085854A1
Authority
WO
WIPO (PCT)
Prior art keywords
virtual area
pedestrian
signal
markers
area
Prior art date
Application number
PCT/KR2020/016919
Other languages
English (en)
Korean (ko)
Inventor
설동열
Original Assignee
(주)지비솔루션
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)지비솔루션 filed Critical (주)지비솔루션
Publication of WO2022085854A1 publication Critical patent/WO2022085854A1/fr

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
    • E01F9/673—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for holding sign posts or the like
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
    • G01S11/06—Systems for determining distance or velocity not using reflection or reradiation using radio waves using intensity measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/04—Systems determining presence of a target
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/0205—Details

Definitions

  • the present invention relates to a signpost that can be grouped by being disposed at a mutually adjacent distance, and more particularly, at least three or more signposts each equipped with a communication means are disposed at a mutually adjacent distance to form a virtual area, and a pedestrian enters the virtual area It relates to markers that can be grouped so that it can be judged whether or not.
  • a road sign In general, a road sign is a device that reflects vehicle lights or emits light through LEDs so that a driver can identify a center line, lane, etc. of a road when driving at night. Recently, it is installed not only on roads but also on trails, bicycle lanes, shoulders, stop lines, and crime zones. As it is installed on roads and on foot, it has the effect of preventing safety accidents for drivers and pedestrians.
  • Korea Registered Credit Model No. 20-0475044 uses a mobile terminal with data transmission and reception function to provide information on various underground facilities, bridge facility information, civil engineering facility information, and building facility information built into the beacon. And it relates to a pond for providing information on underground facilities through which information of at least any one of cadastral information can be easily obtained.
  • the prior literature is provided with a communication unit made of any one of RFID, UHF, or NFC inside the beacon, so that at least one of various underground facility information, bridge facility information, civil engineering facility information, building facility information, and cadastral information is provided with a mobile terminal. There is an effect that can be obtained easily.
  • At least three or more beacons each equipped with a communication means are disposed at a mutually adjacent distance to form a virtual area, and an object of the present invention is to determine whether a pedestrian enters the virtual area.
  • an object of the present invention is to determine whether a pedestrian has entered the virtual area through the intensity of the signal output from the communication means and the reception time.
  • At least three or more markers each equipped with a communication means are disposed at a mutually adjacent distance to form a virtual area, and the virtual area in which signals transmitted from the communication means of the three or more markers are received It is possible to determine whether a pedestrian has entered the area.
  • the communication means periodically outputs the signal so that it can be determined whether a pedestrian has entered the virtual area through the sensitivity of the signal output from each of the communication means. includes wealth.
  • the intensity of the signal sensitivity output from the signal output unit and the reception time satisfy the first preset condition, it is determined that the pedestrian has entered the virtual area, and when the second condition is satisfied, the pedestrian enters the virtual area. It is determined that the area has been canceled, but if the number of markers satisfying the first condition among the three or more markers is equal to or greater than a preset number, it is determined that the virtual area is finally entered.
  • the virtual area is canceled and the pedestrian enters another virtual area, even if the signal of the virtual area is output to the pedestrian, it is determined that the pedestrian has canceled the virtual area area.
  • the signal sensitivity of the third condition is satisfied, which is lower than the signal sensitivity of the first condition by a predetermined value, it is determined that the pedestrian is going to enter the virtual area.
  • the groupable sign according to the present invention includes a unique information storage unit for storing unique information for registering the signs disposed at the mutually adjacent distance as one virtual area, and a pedestrian entering the virtual area can check the location information so that the unique information includes the location information.
  • the communication means provides a synchronization mode for registering the markers disposed at the mutually adjacent distance as one virtual area.
  • the present invention provides information when at least three or more signs each equipped with a communication means are disposed at mutually adjacent distances to form a virtual area, and determines whether or not a pedestrian enters the virtual area, thereby providing information when the pedestrian is located in the correct place. can have an effect.
  • the present invention has an effect that can accurately determine whether a pedestrian has entered the virtual area by determining whether a pedestrian has entered the virtual area through the intensity of the signal output from the communication means and the reception time.
  • 1 is an embodiment of a groupable marker according to the present invention.
  • FIG. 2 is a block diagram of a groupable marker according to the present invention.
  • FIG 3 is an embodiment showing a method of grouping through unique information of markers according to the present invention.
  • FIG. 4 is an embodiment showing conditions for determining the entry and exit of a pedestrian within a virtual area according to the present invention.
  • FIG. 5 is a diagram for explaining in more detail entry and exit of a virtual area according to the present invention.
  • FIG. 6 is a view for explaining a method of finally determining whether to enter the virtual area through the grouped markers according to the present invention.
  • FIG. 1 is an embodiment of a groupable marker according to the present invention.
  • the groupable markers of the present invention are at least three or more markers each equipped with a communication means.
  • a total of 4 markers (100A. 100B, 100C, 100D) are arranged at an adjacent distance to each other, so that the virtual area 200 to form
  • the communication means of each sign forming the virtual area 200 periodically transmits a signal to determine whether the pedestrian 300 enters the virtual area.
  • the pedestrian 300 receives a signal transmitted from each sign and determines whether or not it has entered the virtual area. A description of whether a pedestrian enters or not will be described in detail later with reference to FIGS. 3 to 4 .
  • a groupable label bottle may include a control unit 110 , a light emitting unit 120 , a power supply unit 130 , a communication unit 140 , and a unique information storage unit 150 .
  • the control unit 110 is a device for controlling the operation of the label 100 , and controls the light emitting unit 120 , the power supply unit 130 , and the communication unit 140 to be described below.
  • the light emitting unit 120 is driven by the control unit 110 and is a device capable of emitting and flickering, and may be composed of an LED element or the like.
  • the light emitting unit 120 is provided in the label bottle and is driven by power supplied by the power supply unit 130 .
  • the power supply unit 130 is a device for supplying power, and is a device that receives power from the outside or stores power generated through self-generation such as sunlight. To this end, the power supply unit 130 may be provided with a photovoltaic panel for photovoltaic power generation, which may be designed and changed according to the environment in which the signage is installed.
  • the communication means 140 is a device for short-distance communication with a terminal provided by a pedestrian, and may include a signal output unit 141 and a synchronization unit 142 .
  • the communication means 140 may be configured as a short-distance communication module such as a beacon, Bluetooth, or Wi-Fi, but in the present invention, it is most preferable to use a beacon.
  • the signal output unit 141 is a device that periodically outputs a signal to determine whether a pedestrian has entered the virtual region 200 .
  • the synchronization unit 142 provides a synchronization mode for registering beacons disposed at mutually adjacent distances as one virtual area. Synchronization mode is not a mode for transmitting a signal to a pedestrian's terminal, but a mode for transmitting/receiving between beacons, and the beacons that have completed synchronization are designated as a group.
  • the unique information storage unit 150 stores unique information for registering markers disposed at adjacent distances as one virtual area.
  • 3 is an embodiment showing a method of grouping through unique information of markers according to the present invention. Referring to FIG. 3 , unique information (ID) is designated for each cover bottle, and by registering the unique information (ID) of the marker bottle in the manager terminal, they are designated as one group.
  • the unique information includes location information to designate the location of the virtual area. Accordingly, when a pedestrian enters the virtual area, location information on the virtual area can be checked. The pedestrian transmits the received location information to the service providing server, and can receive various information on location information from the service providing server.
  • the label grouping method may use either one of a synchronization method and a unique information registration method, or both methods may be used.
  • the pedestrian has a terminal for receiving the signal output from the signal output unit, and determines whether to enter, enter, or exit the virtual area through the sensitivity of the signal received by the terminal.
  • the plan to enter the virtual area is referred to as step 1, and the entry into the virtual area is referred to as step 2.
  • the pedestrian's terminal determines that the virtual area has been entered, and the example of FIG. 4 is a case where -40 dBm or more is specified to be maintained for 0.5 seconds or more.
  • the pedestrian is provided with information designated for the virtual area through the terminal.
  • the pedestrian after receiving the information of the first step, the pedestrian can recognize that the virtual area has been reached by receiving the information of the second step.
  • FIG. 4 is a diagram for easily explaining a condition for determining whether a pedestrian has entered or exited the virtual area. Therefore, the sensitivity intensity and the holding time of the signal described in FIG. 4 are not limited to the above examples, and are subject to change design.
  • the entry condition is -40 dBm or more, maintaining 0.5 seconds or more, -60 dBm or less, 3 seconds or more, the exit condition, and -70 dBm to -80 dBm are designated as the entry schedule conditions.
  • the first case of FIG. 5 is a case in which it is determined that the pedestrian does not enter the virtual area.
  • the intensity of the signal sensitivity received by the terminal cannot be maintained at -40 dBm or more and -60 dBm or less for a certain period of time.
  • the signal sensitivity level satisfies between -70 dBm and -80 dBm, it is determined that the virtual area is expected to be reached.
  • the second case of FIG. 5 is a case in which it is determined that the pedestrian has entered the virtual area. Referring to the second case, it can be seen that the intensity of the signal sensitivity received by the terminal is maintained at -40 dBm or more for a predetermined time.
  • the third case of FIG. 5 is a case in which the pedestrian is entering the virtual area and does not satisfy the entry cancellation condition.
  • a phenomenon in which the reception sensitivity of the signal is momentarily lowered due to the collision of radio waves may occur even under the condition of temporarily entering the area. Therefore, as in the third case, it can be confirmed that the sensitivity intensity of the signal sensitivity received by the terminal momentarily dropped to -60 dBm or less, but the entry was not canceled as it could not be maintained for a certain period of time.
  • a fourth case of FIG. 5 is a case in which it is determined that the pedestrian is terminated within the virtual area. Referring to the fourth case, it can be confirmed that the intensity of the signal sensitivity received by the terminal is maintained at -60 dBm or less for a predetermined period of time, thereby canceling the virtual region.
  • the groupable sign according to the present invention determines that the pedestrian has finally entered the virtual area when the number of signs satisfying the entry condition is greater than or equal to a preset number.
  • a method of determining whether to enter the virtual area through the grouped markers according to the present invention will be described with reference to FIG. 6 .
  • each signal area is not the maximum area that the beacon can send a signal to, but means an area that can be judged as entering the area.
  • the first case and the second case satisfy the final judgment condition, and it is determined that the virtual domain is finally entered.
  • the third case of Figure 6 when the pedestrian 300 receives the signal of the grouped markers 100A, 100B, 100C, and 100D, the signal area 200A of the grouped markers 100A, the grouped markers ( This is a case where it is determined that the region is released in the signal region 200B of 100B). Therefore, the third case does not satisfy the final judgment condition and is finally determined to be terminated in the virtual domain.
  • the terminal operates in a reception mode to receive a signal from the beacon.
  • the reception mode continuously determines whether a signal has been received at regular time intervals. Therefore, if it continues to operate in the reception mode, there is a problem in that the battery of the terminal is continuously consumed even when a signal is not received.
  • the present invention reduces battery consumption by changing the terminal from the reception mode to the sleep mode when the intensity of the sensitivity received by the terminal is lower than a predetermined value.
  • the time interval for receiving a signal is designated wider than that in the reception mode, so that battery consumption can be reduced.
  • the terminal When the intensity of sensitivity received by the terminal during the sleep mode becomes higher than a predetermined value, the terminal changes from the sleep mode to the reception mode.

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Traffic Control Systems (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne des plots routiers qui peuvent être groupés de telle sorte qu'au moins trois plots routiers, ayant chacun un moyen de communication, sont agencés au niveau des distances mutuellement adjacentes de façon à former une zone virtuelle et déterminer si un piéton a pénétré dans la zone virtuelle. Pour résoudre les problèmes ci-dessus, la présente invention a pour effet de fournir des informations lorsqu'un piéton est situé à l'endroit correct, en disposant au moins trois plots routiers, chacun ayant un moyen de communication, aux distances mutuellement adjacentes de façon à former une zone virtuelle et déterminer si le piéton a pénétré ou non dans la zone virtuelle.
PCT/KR2020/016919 2020-10-23 2020-11-26 Plots routiers pouvant être groupés WO2022085854A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020200138029A KR102431316B1 (ko) 2020-10-23 2020-10-23 그룹화가 가능한 표지병
KR10-2020-0138029 2020-10-23

Publications (1)

Publication Number Publication Date
WO2022085854A1 true WO2022085854A1 (fr) 2022-04-28

Family

ID=81289822

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2020/016919 WO2022085854A1 (fr) 2020-10-23 2020-11-26 Plots routiers pouvant être groupés

Country Status (2)

Country Link
KR (1) KR102431316B1 (fr)
WO (1) WO2022085854A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160050410A (ko) * 2014-10-29 2016-05-11 김태훈 무선 태그 지도를 사용하는 시각장애인을 위한 경로 안내 장치 및 방법.
EP3155833B1 (fr) * 2014-06-13 2019-01-02 Philips Lighting Holding B.V. Localisation basée sur un réseau de n'uds sans fil
KR20190059194A (ko) * 2017-11-22 2019-05-30 주식회사 퀀텀게이트 보행자의 차도 인접거리를 기반으로 시각적 경고를 생성하는 보행자 경고 시스템
KR20190109801A (ko) * 2018-03-19 2019-09-27 김윤순 스마트 표지병
US20200294472A1 (en) * 2019-03-14 2020-09-17 Curious Company, LLC Providing positional information using beacon devices

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200475044Y1 (ko) 2013-05-28 2014-10-31 한밭대학교 산학협력단 지하시설물 정보제공 표지못
KR102154983B1 (ko) * 2019-07-15 2020-09-11 (주)인포스텍 자가발전을 이용한 도로 표지병 및 그 제어 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3155833B1 (fr) * 2014-06-13 2019-01-02 Philips Lighting Holding B.V. Localisation basée sur un réseau de n'uds sans fil
KR20160050410A (ko) * 2014-10-29 2016-05-11 김태훈 무선 태그 지도를 사용하는 시각장애인을 위한 경로 안내 장치 및 방법.
KR20190059194A (ko) * 2017-11-22 2019-05-30 주식회사 퀀텀게이트 보행자의 차도 인접거리를 기반으로 시각적 경고를 생성하는 보행자 경고 시스템
KR20190109801A (ko) * 2018-03-19 2019-09-27 김윤순 스마트 표지병
US20200294472A1 (en) * 2019-03-14 2020-09-17 Curious Company, LLC Providing positional information using beacon devices

Also Published As

Publication number Publication date
KR102431316B1 (ko) 2022-08-10
KR20220053828A (ko) 2022-05-02

Similar Documents

Publication Publication Date Title
US8593299B2 (en) LED light global positioning and routing communication system
CN101419749B (zh) 一种低能见度道路交通引导方法
KR100871138B1 (ko) 발광수단이 구비된 가드레일용 지주캡
US20080018494A1 (en) Traffic Sign Beacon System
KR100909077B1 (ko) 무선통신 및 태양광 ｌｅｄ를 이용한 차량정지선 표시 시스템
US20190156673A1 (en) Method for detecting parked vehicles
CN105279995A (zh) 基于定位系统的公路交通引导方法及公路交通引导系统
KR101429123B1 (ko) 센서 노드, 교차로 안전 시스템 및 교차로 안전 시스템의 제어 방법
CN110599802A (zh) 一种人行横道预警实施方法及预警系统
KR101532420B1 (ko) Led 교통신호등의 이상 유무 자동감지 시스템
CN105206074B (zh) 公路交通引导方法及公路交通引导系统
KR20020043264A (ko) 상호 도로 정보 시스템
US11017189B2 (en) See ID system
WO2022085854A1 (fr) Plots routiers pouvant être groupés
JPH11191197A (ja) 自発光式道路標識並びに道路交通情報収集提供方法及び装置
CN210777188U (zh) 一种无信号控制人行横道预警系统
CN108694840A (zh) 一种可变的交通导向标志控制系统
CN108133601A (zh) 基于定位系统的道路交通控制方法及道路交通控制系统
CN104021691B (zh) 行车引导系统
AU2013101243A4 (en) Improvements to Railway Crossing Alert System
KR100909108B1 (ko) 지능형 교통 표시장치
KR20200132437A (ko) IoT 기반의 실시간 통학차량 운행정보 및 어린이 안전정보 서비스 제공 시스템
KR101206428B1 (ko) 관광가이드의 인원관리시스템 및 방법
CN104021693B (zh) 基于雷达探测的车行道标示方法及车行道标示系统
JP2015001919A (ja) 誘導機能付き道路視認装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20958804

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20958804

Country of ref document: EP

Kind code of ref document: A1