1275045 九、發明說明： 【發明所屬之技術領域】 ' 本發明係為一種跌倒事件偵測方法 、 同運動模式於一時間區間，配合一 尤指不 率及一垂直投影改變率等參數進行 文交 【先前技術】 • 如中華民國專利公告第62754號，專利名 為嬰兒跌倒提醒器」，一種嬰兒跌倒提器，σ 一個塑膠盒做外殼，分上蓋與底部，以4°疋用 絲由上蓋穿孔與底部固定，上蓋開有—個圓：： :=;::鳴器向外凸出部份散音之用盒子底 下各有一連接片，片上固定有安全別針， ί子侧邊有一凸出之-段兩極式按鈕開關該開關 • 益内部份之一極以導線與盒内裝置之用連接考串 聯一起的兩個DC1.5V水銀電池的正極連接再由 該水銀電池之負極以導線與固定盒内之一自製之 直立式水銀開關之下端連接，該自製之直立式水 銀開關是以一直徑0.5CM | 3CM的玻璃管’管人 填入5/6水銀，上下兩端以金屬導體套密封再由 該水銀開關之頂端以導線連接於一個C.C.3V之蜂 鳴器的負極部份’再由該蜂鳴器之正極以導線接 連於按鈕開關的另一極。 1275045 、雖然上述「嬰兒跌倒提醒器」之習知技術， :達到事件發生^貞冑，但若家人不在同—區域則 ‘、、、法即時得知，無法即時進行醫治。故，一般習 用者係無法符合使用者於實際使用時之所需。 【發明内容】 :發明之主要目的係在於，可偵 之發生，更進-步達到降低傷害之功能。 上述之目的，本發明係為—種跌倒事卡 及::Ϊ二f利用人的跌倒時間區間、形心位3 第一模^二度三特徵值於三種不同運動模式： 動，於此模式下，丄觀象在該攝影機彩 ==圍與觀察對象身高之乘積，及^ 身-之乘藉大於等於一第二臨界範與觀察對象 ==積’則可判定跌倒事件發生；第二^ 式 ':動，觀察對象遠離該攝影機， 式下’如该形心位置改變率、 範與觀察對象身高之乘積，及該：：第1界 大於算於 發 x f直技影改變率 大於等於-第二臨界範與觀文羊 則可判定跌倒事件發生身-之乘積， 動，觀察對象於該攝影機前水；二為：景:機不 下’如該形心位置改變率大於等於1 模式 1275045 與觀察對象身高之乘藉，+ 才nr心木槓，及该垂直投影改變率大 於等於-第二臨界範與觀察對象身高之乘積，則 可判定跌倒事件發生。、 【實施方式】1275045 IX. Description of the invention: [Technical field of the invention] The present invention relates to a fall event detection method, the same motion mode in a time interval, and a parameter such as a special rate and a vertical projection change rate. [Prior Art] • For example, the Republic of China Patent Bulletin No. 62754, the patent is called Baby Fall Reminder, a baby fall lifter, σ a plastic box for the outer casing, divided into a cover and a bottom, and perforated by a top cover with 4° 丝Fixed with the bottom, the upper cover has a circle:: :=;:: The sounder protrudes outward from the box. There is a connecting piece under the box. The safety pin is fixed on the piece, and the side of the piece has a protruding side. - Segment two-pole push button switch This switch is connected to the positive pole of two DC1.5V mercury batteries connected in series with the inner connection of the wire and the device inside the box. The negative electrode of the mercury battery is fixed by wire and fixed. The bottom of the self-made vertical mercury switch in the box is connected. The self-made vertical mercury switch is a 5cm diameter glass tube with a diameter of 0.5CM | 3CM. The tube is filled with 5/6 mercury, and the upper and lower ends are gold. From the top of the conductor and then the sleeve seal of the mercury switch is connected to a lead wire to a buzzer C.C.3V the negative part 'and then to the other wire connected to a push-button switch is connected by the positive electrode of the buzzer. 1275045. Although the above-mentioned "baby fall reminder" is a well-known technique: when the incident occurs, if the family is not in the same area, the ‘, , and the law will know immediately that it cannot be treated immediately. Therefore, the average user cannot meet the needs of the user in actual use. SUMMARY OF THE INVENTION The main purpose of the invention is to detect the occurrence of the problem and to further reduce the damage. For the above purpose, the present invention is a fall event card and a:: a fall time interval, a centroid 3 first mode, a second degree, and three eigenvalues in three different motion modes: Next, the image of the camera in the camera color == circumference and the height of the observation object, and the body-by-body multiplication is greater than or equal to a second critical range and the observation object == product 'can determine the occurrence of the fall event; the second ^ Type:: move, observe the object away from the camera, the formula 'if the centroid position change rate, the product of the norm and the height of the observed object, and the:: the first bound is greater than the xf straight shadow change rate is greater than or equal to - The second critical range and the Guanwen sheep can determine the product of the fall event, and observe the object in front of the camera; the second is: the scene: the machine does not go down if the centroid position change rate is greater than or equal to 1 mode 1275045 and Observing the object's height and borrowing, + nr heartwood bar, and the vertical projection change rate is greater than or equal to - the product of the second critical range and the height of the observed object, then the fall event can be determined. [Embodiment]
請參閱『»丨圖』所示，係為本發明之裝置 架構不忍圖。如圖所示：本發明係為一跌倒事件 债測方法’其裝置係至少包含一至少一以上之攝 影機11、一影像錄製裝置12、一網路13、一控制 中心14及一行動通訊裝置15，該控制中心14係 ，收、屋壓縮之影像、記錄該影像資料及管理該遠 =1者存取該影像，*中該影像係經該攝影機 ^攝，並經該影像錄製裝置12壓縮成—影像數 、傳至该控制中心14，而該使用者可藉由該行動 通成震置15透過網路13讀取該影像數據及得知 跌倒事件發生之訊號。 請參閱『第2八、23及冗圖』所示，係為本 I明之第一參數示意圖、本發明之第二參數示意 圖及本發明之第二參數示意圖。#圖所示：該跌 倒事件偵測方法係由三個參數判斷跌倒事件之發 ^，如第2 A圖所示，其判斷跌倒事件發生之時間 區間21係介於〇·4秒至〇·8秒間；如第2B圖所示， 判斷跌倒事件發生係藉由一形心位置改變率之參 7 1275045 數來判斷，中可知該形心位置22、23、24變 化’並算出該形心位置改變率；如第2C圖所示， 藉由垂直投影長度25、26、27之改變算出一垂直 投影改變率，由此參數可判斷跌倒事件發生。Please refer to the "» diagram" for the device architecture of the present invention. As shown in the figure, the present invention is a fall event debt measurement method. The device comprises at least one camera 11 , an image recording device 12 , a network 13 , a control center 14 and a mobile communication device 15 . The control center 14 is configured to receive and compress the image, record the image data, and manage the image to access the image. The image is captured by the camera and compressed by the image recording device 12. The number of images is transmitted to the control center 14, and the user can read the image data through the network 13 and learn the signal of the fall event by the action. Please refer to the "Paragraphs 2, 23, and Redundant Diagrams" for a first parameter diagram, a second parameter diagram of the present invention, and a second parameter diagram of the present invention. #图: The fall event detection method determines the fall event by three parameters. As shown in Figure 2A, the time interval 21 for determining the fall event is between 〇·4 seconds to 〇· 8 seconds; as shown in Figure 2B, the judgment of the fall event is judged by the number of reference points of the shape change rate of 7 1275045, which can be seen that the centroid position 22, 23, 24 changes 'and calculates the centroid position Change rate; as shown in Fig. 2C, a vertical projection change rate is calculated by the change of the vertical projection lengths 25, 26, 27, whereby the parameter can determine that a fall event occurs.
嗬苓閱『第3A 式示意圖·、本發明之第一模式形心 發明之第一 —— —— 俠：p、 位置改變率示意圖及本發明之第一模式垂直投影 改變率示意圖。如圖所示：係為本發明於機 11不動及觀察對象3丨往該攝影機u靠近之模式 :’比較觀察對象31在正常走路32及跌倒事件 毛生33時，該形心位置改變率及垂直投影改變率 :::分佈’從該曲線分佈得到一形心位置改變 Γ二界範圍34,該第-臨界範圍34為介於 界範圍35，該篦-祐r r^ ~ ^See Fig. 3A Schematic diagram, the first mode centroid of the invention, the first invention of the invention, the chi: p, the position change rate diagram, and the first mode vertical projection change rate diagram of the present invention. As shown in the figure, it is the mode in which the machine 11 is not moved and the observation object 3 is approaching the camera u: 'Comparative observation object 31 when the normal walking 32 and the falling event Maosheng 33, the centroid position change rate and Vertical projection change rate:::distribution' from the curve distribution to obtain a centroid position change ΓBoundary range 34, the first critical range 34 is between the boundary range 35, the 篦-yourr^ ~ ^
夕門m 11 35為介们〇%至30% 之間。因此本發明於此模式下， 事件發生线則，係符合 —判斷跌倒 等於第一臨只fη 位置改變率大於 寻、第L界圍34與該觀 積，及該垂直投影改變率大^對象31之身高乘 35與該觀察對象31之 ；等於第二臨界範圍 件發生。 之身，’即可判定跌倒事 發明之第二模式示音圖 』所示，係為本 不忍圖、本發明之第二模式形心 8 1275045Ximen m 11 35 is between 〇% and 30%. Therefore, in this mode of the present invention, the event occurrence line is consistent—determination that the fall is equal to the first front only fη position change rate is greater than the seek, the Lth boundary 34 and the view product, and the vertical projection change rate is large ^ object 31 The height is multiplied by 35 and the observation object 31; equal to the second critical range member. The body can be judged as the second mode of the invention, and the second mode of the invention is shown in Fig. 8 1275045
位置改變率示意圖及本發明之第二模式垂直投影 改變率^意®。如圖所^ :係為本發明於攝影^ 11不動及觀察對象4，1遠離該攝影機u之模式 下，比較觀察對象41在正常走路42及跌倒事件 發生43時，該形心位置改變率及垂直投影改變率 之曲線分佈，從該曲線分佈得到一形心位置改變 率之第一臨界範圍44,該第一臨界範圍料 10%至30%之間；以及一垂直投影改變率之第二臨 界範圍45，該第二臨界範圍45為為介於15^至 35%之間。因此本發明於此模式下，建立一判斷跌 倒事件發生之規則，係符合該形心位置改變率大 於等於第一臨界範圍44與該觀察對象41之身高 乘積，及该垂直投影改變率大於等於第二臨界f 圍45與該觀察對象41之身高乘積’即;判定= 倒事件發生。 請參閱『第5A、5B及5C圖』所示，係為本 發明之第三模式示意圖、本發明之第三模式形心 位置改變率示意圖及本發明之第三模式垂直投^ 改變率示意圖。如圖所示：係為本發明於攝景 U不動及觀察對象51於該攝影機u前水平移動 之模式下，比較觀察對象51在正常走路52及跌 倒事件發生53時，該形心位置改變率及垂直投影 改變率之曲線分佈，從該曲線分佈得到一形心位 9The position change rate diagram and the second mode vertical projection change rate of the present invention are ^. As shown in the figure, in the mode of the invention, when the camera is not moving and the object 4, 1 is away from the camera u, the angle of change of the centroid position is compared when the observation object 41 is in the normal walking 42 and the fall event 43 occurs. a curve distribution of a vertical projection change rate, from which a first critical range 44 of a centroid position change rate is obtained, the first critical range is between 10% and 30%; and a second threshold of a vertical projection change rate Range 45, the second critical range 45 is between 15^ and 35%. Therefore, in this mode of the present invention, a rule for determining the occurrence of a fall event is established, and the rate of change of the centroid position is greater than or equal to the product of the first critical range 44 and the height of the observed object 41, and the vertical projection change rate is greater than or equal to The product of the second critical f circumference 45 and the height of the observation object 41 is judged; the judgment = the inverted event occurs. Please refer to FIG. 5A, 5B and 5C for a schematic view of a third mode of the present invention, a schematic diagram of a third mode centroid position change rate of the present invention, and a third mode vertical change rate of the present invention. As shown in the figure, in the mode in which the camera U is not moving and the observation object 51 is horizontally moved before the camera u, the rate of change of the centroid position is compared when the observation object 51 is in the normal walking 52 and the fall event 53 occurs. And the curve distribution of the vertical projection change rate, and the shape of the heart is obtained from the curve distribution.
1275045 置改變率之第一臨界範圍54，該第一臨界範圍54 為幻於10%至3〇%之間；以及一垂直投影改變率 之第二臨界範圍55,該第二臨界範圍55為介於 3〇%至50。/❶之間。因此本發明於此模式下，建立— =斷跌倒事件發生之規則，係符合該形心位置改 變率大於等於第一臨界範圍54與該觀察對象5ι 之身高乘積，及該垂直投影改變率大於等於第二 ^界範圍55與該觀察對象51之身高乘積，即可 判定跌倒事件發生。 、综上所述，本發明具混合式之跌倒事件偵測 方法可有效改善習用之種種缺點，可用以觀察老 人=兒里，達到偵測跌倒事件發生之功能，並通 知延端之家人且及時進行治療減低傷害，進而使 本創作之產生能更進步、更實用、更符合使用者 之所須，確已符合發明專利申請之要件，爰依法 提出專利申請。 准以上所述者，僅為本發明之較佳實施例而 已，當不能以此限定本發明實施之範圍；故，凡 依本發明申請專利範®及創作說明書内容所作之 簡單的等效變化與修•，皆應仍屬本發明專利涵 盍之範®内。 1275045 【圖式簡單說明】 第1圖’係本發明之裝置架構示意圖。 第2A圖，係本發明之第—參數示意圖。 第2B圖，係本發明之第二參數示意圖。 第2C圖，係本發明之第三參數示意圖。 第3A圖，係本發明之第一模式示意圖。 第3B圖，係本發明之第—模式形心位置改變率示意圖1275045 sets a first critical range 54 of the rate of change, the first critical range 54 being between 10% and 3〇%; and a second critical range 55 of a vertical projection change rate, the second critical range 55 being From 3〇% to 50%. Between /❶. Therefore, in this mode of the present invention, the rule for establishing a break-down event is that the rate of change of the centroid position is greater than or equal to the product of the first critical range 54 and the height of the observed object 5ι, and the vertical projection change rate is greater than or equal to The second boundary range 55 is multiplied by the height of the observation target 51 to determine the occurrence of a fall event. In summary, the hybrid fall detection method of the present invention can effectively improve various shortcomings of the conventional use, and can be used to observe the function of detecting the fall event, and notify the family of the extension and timely. The treatment will reduce the harm, and thus make the creation of this creation more progressive, more practical, and more in line with the needs of the user. It has indeed met the requirements of the invention patent application, and has filed a patent application according to law. The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto; therefore, the simple equivalent change of the patent application and the content of the creative specification according to the present invention is Repairs should be within the scope of the patent of this invention. 1275045 [Simplified description of the drawings] Fig. 1 is a schematic view showing the structure of the apparatus of the present invention. Figure 2A is a schematic diagram of the first parameter of the present invention. Figure 2B is a schematic diagram of the second parameter of the present invention. Figure 2C is a schematic diagram of a third parameter of the present invention. Figure 3A is a schematic view of the first mode of the present invention. FIG. 3B is a schematic diagram showing the rate of change of the centroid position of the first mode of the present invention.
=3C圖係本發明之第—模式垂直投影改變率示意圖 第4A圖，係本發明之第二模式示意圖。 = 4Βϋ係本發明之第二模式形心位置改變率示意圖 4CH係本七明之第二模式垂直投影改變率示意圖 ，圖’係本發明之第三模式示意圖。 圖，係本發明之第三模式形心位置改變率示意圖 第5 C圖，係本發明之曾_ 第二模式垂直投影改變率示意圖 【主要元件符號說明】 (本創作部份） 攝影機11 影像錄製裝置12 網路13 控制中心14 行動通訊裝置1 5 時間區間2 1 27 1275045 53 54 55 形心位置22、23、24 垂直投影長度25、26 觀察對象31、41、51 正常走路32、42、52 跌倒事件發生33、43 第一臨界範圍34、44 第二臨界範圍35、45、= 3C diagram is a schematic diagram of the first mode vertical projection change rate of the present invention. Fig. 4A is a schematic view of the second mode of the present invention. 4 is a schematic diagram of the second mode centroid position change rate of the present invention. 4CH is a schematic diagram of the second mode vertical projection change rate of the present invention, and FIG. Figure 5 is a schematic diagram of the third mode centroid position change rate of the present invention. Fig. 5C is a schematic diagram of the second mode vertical projection change rate of the present invention. [Main component symbol description] (This creation part) Camera 11 Image recording Device 12 Network 13 Control Center 14 Mobile communication device 1 5 Time interval 2 1 27 1275045 53 54 55 Centroid position 22, 23, 24 Vertical projection length 25, 26 Observation object 31, 41, 51 Normal walking 32, 42, 52 Fall events occur 33, 43 first critical range 34, 44 second critical range 35, 45,
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