TW201037565A - Method and system of detecting hidden ghost keys in the keyboard matrix - Google Patents

Method and system of detecting hidden ghost keys in the keyboard matrix Download PDF

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Publication number
TW201037565A
TW201037565A TW98111646A TW98111646A TW201037565A TW 201037565 A TW201037565 A TW 201037565A TW 98111646 A TW98111646 A TW 98111646A TW 98111646 A TW98111646 A TW 98111646A TW 201037565 A TW201037565 A TW 201037565A
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Taiwan
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positions
button
key
ghost
ghost key
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TW98111646A
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Chinese (zh)
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TWI391842B (en
Inventor
wen-tong Liu
Chien-Hui Chang
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Silitek Electronic Guangzhou
Lite On Technology Corp
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Abstract

The present invention discloses a method and system of detecting hidden ghost key positions in a keyboard matrix. The keyboard matrix is composed of multiple rows crossing with multiple lines that forms multiple key-locating positions. The method comprises: selecting multiple preset key positions from the matrix; detecting ghost key positions among the matrix based on the preset key positions; selecting multiple examining positions from the preset key positions and the detected ghost key positions, wherein at least one ghost key position is included in the examining positions; and determining hidden ghost key positions based on the examining positions. The system detects ghost key positions among the matrix via a preset key position selecting unit and a ghost key position detecting unit, select multiple examining positions via an examining position selecting unit, and determines hidden ghost key positions based on the examining positions through a hidden ghost key position detecting unit.

Description

201037565 六、發明說明: 【發明所屬之技術領域】 本發明係關於-種偵測按鍵矩陣之隱藏鬼鍵位置之方 ί ^其系統,尤其係—種彳貞_於設置鍵盤按鍵之矩陣的障 藏鬼鍵位置之方法及其系統。 ‘ 【先前技術】 制、生=則說來’為了避免使用過多的接線而致使鍵盤本身的 =f本增加錢實際組裝時的不便利性,f知的鍵盤多採 =鍵矩陣(Key matrix)的方式進行設計。對於 行設計的鍵盤而言’由於按鍵矩陣本身物理特性= 忽略ίΐ fhost key〕的發生便會成為習知鍵盤設計時無法 触ί = — A圖,在按鍵矩陣上具有掃描行線A、B及分 =田線A、B交錯的掃描列線卜2,鍵盤的按鍵按 ί L Ϊ矩陣中交錯的掃描線A、B、1、2依序U J斷位在各個掃描線交又點上的按鍵w、及 每-按鍵係如同 丄μ田仃深及列綠的開關,當按鍵被押下時,電 S點:丄使得行列交錯的掃描線形成 按鍵為,===:判斷被按下的 如弟一 Α圖,經過依序掃描 斷電及二已形成 评及巧的按鍵:4的:及爾按押’而產生對應於 但是,當位在按鍵矩陣中,如第一 三者同時__,除了心、二及之口 201037565 可經由B-l-Α-Γ:雖未直接通接掃描線Β及2,但訊號仍 f2卻仍間接形成趣路,導掃描線,但 押。此例中的ζ鍵即係位置上的ζ鍵亦被按 按押、f刚別為已按C按^鍵」,亦即在鍵盤上未被 Ο 三者=ώ?ζ:= 預先加以排除或變中可y產生鬼鍵的位置, 不致出現有鬼鍵的狀況、’。°置’以確保鍵盤的按鍵輸入 況,中:然會考慮“避免產生鬼鍵狀 亦被視為已按押之按鍵,,=置’但卻未考慮到“鬼鍵本身 之按鍵所產生白=^入=,因此未能防止_位置 ❹ 【發明内容】 及系鍵藏倾位置之方法 置。 旱中被鼬職而不易發現的隱藏鬼鍵位 供一 土η,根,本發明的其中-種實施方案,提 ^脖二二矩陣之隱藏鬼鍵位置之方法,按鍵矩陣是由 目蚊排顺成,減細安鍵設 鍵位置.鮮絲自魏設置健帽取減個預設按 ϊίί’ίΐ康預設按鍵錄偵測出按鍵矩陣的至少-鬼 ’述的鬼鍵位置與用以偵測出鬼鍵位置的數個預設 5 201037565 置之間=:相同掃描行線及掃描列線。預設按鍵位 摘測中的位置在_檢測位置, 亦共用相同掃描;線 #、鱼此t為達成上述目的’根據本發明的—種實施方幸, 鍵位置之系上 办要山^擇早選擇按鍵矩陣上的數個預今柢絲 個鬼鍵位;自=測出至少-鍵位置虽中選取數個檢測位置,檢罝^鬼 述的鬼鍵位置。一隱藏鬼_測單元根據:個所 隱藏鬼鍵所在的位置。 J早兀根據松測位置來偵測出 【實施方式】 一般偵測按鍵矩陣掃描線路的手段, 之按鍵偵那鬼_所在魏行麵雜ς根甲 身也细職被按押之魏之_,喊ί 以則安触設置可核防止的ίϊ料和系統, 第二圖係為本發明所提供的一種價 鬼鍵t置ί方法的實_,請同時參照第三A _之隱藏 鍵矩陣不_ ’以酬在由魏行及複數列 按 所組成的按鍵矩陣3G中,找出隱藏鬼鍵位錯拆列 201037565 4+ 士首先以第二Α圖為例’提供由二杆;5 -而丨·+、 共有九欄之按鍵矩陣3Q,—盯及二列所組成, 列代表-雜描顺,時3 t條,行線、每一 個交又處為可設置接鍅站办嬰 乂乂恩的¥通狀恶,故母 成了九個按鍵設置位置因此在按鍵矩陣财即形 署箱Ϊΐ,,在按鍵矩陣3G上選取數個預設按鍵位置,以安 用時二鍵(S2〇3)。當這些位置上的按鍵同時作 用寸也就疋同時按下複數個預兮拉 ❹ Ο /、用數條相同的掃描行線及數條相同的 =ϊ鍵設置位置亦形成迴路。基於此原理%依據 迴路債二出會在按鍵矩陣30中間接形成 坦路的位置(S2G5),也就是所鬼触置。 換言之’當使用者按押設置在預兮 ,預設按鍵位置中有共用的掃描寺連 同设置在鬼鍵位置的按鍵皆被判斷為被按押。 、、' 而正如同減個職按齡置可細 H用賊級減钱鍵錄之·她 ^加上鬼鍵位置能更進-㈣測出隱藏鬼鍵位置。換 鍵位置及鬼鍵位置的掃描線分別直、^ ,夺,隱藏鬼鍵位置的掃描線也間接形成迴路,使鍵』 ,觸預設按鍵位置、鬼鍵位置、及隱藏鬼鍵位置之按焱 皆在作用中。 為此,從預設按鍵位置及鬼鍵位置料再挑驗個 位置,用來檢_藏鬼_位置⑽7), 位 置當中,獻少有,,步驟S2〇5所_出來的$鍵位 具體來說,御彳隱鍵位置时切利⑽測鬼鍵位 置的相同邏輯進行,而先前被偵測出的鬼鍵位置,在此 為用來細隱藏鬼鍵位置的基準。亦即:根據包含鬼鍵位置 7 201037565 ,内的檢測位置,_出複數_測位置之掃 料3G上也_彡細路的隱藏鬼 設按鍵位置及i鍵位置二:工出來的隱藏鬼鍵位置係為預 接著提201037565 VI. Description of the Invention: [Technical Field of the Invention] The present invention relates to a method for detecting a hidden ghost key position of a key matrix ί ^ its system, in particular, a barrier to setting a matrix of keyboard keys Method and system for hiding ghost key positions. '[Previous technology] System, production = then say 'to avoid using too much wiring, so that the keyboard itself = f increase the inconvenience of the actual assembly, the knowledge of the keyboard more than the key matrix (Key matrix) The way to design. For the keyboard of the line design, because of the physical characteristics of the key matrix itself = ignore the occurrence of the fhost key, it will become impossible to touch the keyboard design of the conventional keyboard = A picture, with scanning lines A, B and on the key matrix Points = field line A, B interlaced scan column line 2, keyboard keys press ί L Ϊ matrix interlaced scan lines A, B, 1, 2 sequentially UJ breaks the button on each scan line w, and each-key system is like 丄μ田仃 deep and green switch, when the button is pressed, the electric S point: 丄 makes the scan line of the interlaced line form the button, ===: judge the pressed The younger brother, after scanning and powering down, and the two keys that have been formed and judged: 4: and then press to 'but' the corresponding but, when the bit is in the button matrix, such as the first three at the same time __ In addition to the heart, the second and the mouth 201037565 can be through Bl-Α-Γ: Although not directly connected to the scanning line Β and 2, but the signal is still f2 but still indirectly form a fun road, guide scanning line, but bet. In this case, the ζ key in the position of the 亦 key is also pressed, and the f is just pressed to press the C key, that is, the keyboard is not Ο three = ώ ζ: = pre-excluded Or change the position where the ghost key can be generated, and the condition of the ghost key does not appear, '. °Setting 'to ensure the keyboard's key input condition, in the middle: will consider "avoid the ghost key shape is also considered to have been pressed button, = set but did not take into account the "ghost key itself" =^入=, so it is not possible to prevent the _position ❹ [Summary] and the method of hiding the position of the key. In the dryness, the hidden ghost key position that is not easy to find in the drought is for a soil η, the root, the middle embodiment of the invention, the method of hiding the hidden ghost position of the neck and the second matrix, and the key matrix is the mosquito line Shuncheng, reduce the fine key to set the key position. Fresh silk from the Wei set nut to reduce a preset press ϊ ίί'ίΐ Kang preset button record to detect the button matrix at least - ghost's description of the ghost key position and use Several presets for detecting the position of the ghost key 5 201037565 Between =: same scanning line and scanning column line. The position in the preset button position measurement is in the _ detection position, and the same scanning is also shared; the line #, the fish t is the achievement of the above purpose. According to the invention, the implementation is fortunate, the key position is determined by the mountain. Select a number of pre-existing silk ghost keys on the key matrix early; from the = at least - the key position is selected, although several detection positions are selected, and the ghost key position of the ghost is checked. A hidden ghost _ unit is based on: the location of the hidden ghost key. J 兀 兀 兀 松 松 松 松 松 松 松 松 松 松 松 松 松 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般 一般, ί ί 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安Not _ 'reward in the button matrix 3G composed of Wei Xing and plural columns, find the hidden ghost key dislocations 201037565 4+ 士 first take the second map as an example 'provided by two poles; 5 - And 丨·+, a total of nine columns of button matrix 3Q, - stare and two columns, column represents - misbehaving, time 3 t, line, each intersection is set to connect the station to run the baby乂 的 ¥ 通 通 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , 〇 3). When the buttons at these positions are simultaneously used, the number of pre-pulls ❹ Ο is also simultaneously pressed, and the same scanning line and several identical = ϊ keys are used to set the position to form a loop. Based on this principle, the % of the loop debt will indirectly form the position of the road in the button matrix 30 (S2G5), that is, the ghost touch. In other words, when the user presses the pre-set, the shared scan temple and the button set at the ghost key position are judged to be pressed. ,, and 'just like the reduction of the age of the job can be fine. H with the thief-level money reduction key recorded · her ^ plus ghost key position can be more advanced - (four) to determine the hidden ghost key position. The scan line of the key change position and the ghost key position are respectively straight, ^, and the scan line of the hidden ghost key position also indirectly forms a loop, so that the key 』, the preset key position, the ghost key position, and the hidden ghost key position are pressed. Both are in effect. To this end, from the preset button position and ghost key position material to pick a position, used to check _ hidden ghost _ position (10) 7), the location, the rare, the step S2 〇 5 _ out of the key position specific In the case of the hidden key position, the same logic is performed for the position of the ghost key (10), and the previously detected ghost key position is here a reference for finely hiding the position of the ghost key. That is: according to the location of the ghost key position 7 201037565, the detection position within the _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Position is pre-advanced

而=測出隱藏鬼鍵位置的具體例示。第三A ^ 3〇τ^^ 依序循行再循列職為Γ到鍵設置= 5 及/r於同-行= 6及Q氣…及3、6、9同列。並選取預設按鍵位置卜2、5 5 6300); ^ 峨及及4、)6。、9可__及8亦為鬼鍵位置群 中由原本選取的預設按鍵位置及偵測出的争 的掃描行線與掃描列線再選出= ==數個檢測位置,例如4、5及8三二個i C圖=。,上’ _出7係為隱藏鬼鍵位置(ί第ί 測位置還包括.偵測出隱藏按鍵位置7的檢 _),及4 6、9如第^ ::πί' 5 條掃描行線及二條掃描舰的位置^成共 ==出严鬼鍵位置的手段,以下提供; 偵知隱例即係依據上述位置關係之 201037565 例,1 Λ_提細行、三狀聽矩陣32為 f 12,使得1到3位於第—行,4到61 而1广7,位於第一列,2、5以= 6上Γ/ i2位於第三列娜預設按鍵位置1 Γ、、 6及9後’從中選取三個預設按鍵位置進 以預設按鍵位置卜2、5三者為例:先鍵位置的制。 首先,分別根據預設按鍵位置之編卢, 數相除所得之紐,_____ ❹ Ο 行。本實施例中的總列數為三列, 別得到0.3、0.6及L6 ;二二ΞΙ f結果依序分 條件進位至整數,則分別得到卜 =数 預設按鍵位置分別所在的行數。撼Η士里_^即為上述二個 及2的預設按鍵位朗時位在第—行·編號1 置位在第二行。^料彳丁,職5之職按鍵位 先,更判f此三個預設按鍵位置是否位於同-列。首 先,分別計鼻三個預設按鍵位w 幻百 鍵位置2盥1的編栌A , 3 I扁號差距,即預設按 4 : ^ ^ =距除以總列數之後;斤得之餘 及〇。由於預雜鍵位置5及2 =⑺為卜1 知預ΐίΓΓ5與2在按鍵矩陣32上位於^倍數,可 同-ΐΐ 果’得知預設按鍵位置1與2共用 ;導3置在此三個按鍵位置上的掃描線時,會在 妓田Λ成—個鬼鍵位置。_預設按馳置*鬼鍵位晋备 與預設按置1同列,並與預設按 仃。換句魏,預設按鍵位置i之掃描列 同 之婦描行交叉湘細蛾的_設餘㈣為恤t置因5 9 201037565 、將預設^鍵位置i的編號加上預設按鍵位置5與2的編 號差距,計算出編號4的按鍵設置位置為鬼鍵位置。 當一組預設按鍵位置計算完成後,再選取不同組合的三 個預,按舰置重覆上述的制及計算⑽:若預設按鍵位 $編號與總列數相除之商數進位到整數後,得到相同結果的 按鍵位置即位於同行;而二個預設按鍵位置編號的差值若可 為,列數f除,即表示該二個按鍵位置位於同列;藉此計算 出^個預設按鍵位置的位置關係後,可根㉟此預設按鍵的 ί f係獲得鬼鍵的所在位置。待計算出所有的鬼鍵位置And = a specific illustration of the location of the hidden ghost key. The third A ^ 3 〇 τ ^ ^ follow the order and then set the key to the key set = 5 and / r in the same - line = 6 and Q gas ... and 3, 6, 9 in the same column. And select the preset button position 2, 5 5 6300); ^ 峨 and 4,) 6. 9 can be __ and 8 is also the default button position selected in the ghost key position group and the detected scan line and scan column line are selected again === several detection positions, for example, 4, 5 And 8 three two i C map =. , ' _ out 7 is the hidden ghost key position ( ί ί Measure position also includes. Detect hidden key position 7 check _), and 4 6 , 9 such as ^ :: π ί 5 And the position of the two scanning ships ^====================================================================================================== 12, so that 1 to 3 are located in the first line, 4 to 61 and 1 wide, in the first column, 2, 5 to = 6 on the top / i2 in the third column of the preset button positions 1 Γ, 6, and 9 After the 'select three preset button positions to enter the preset button position, 2, 5, for example, the first key position system. First, according to the preset button position, the number is divided by the number, _____ Ο Ο. In this embodiment, the total number of columns is three columns, and 0.3, 0.6, and L6 are not obtained; the results of the second and second f are sequentially carried into the integers, and the number of rows in which the preset button positions are respectively located is obtained. In the gentleman's _^, the preset button positions of the above two and 2 are set to the second line in the first line and the number 1 is set. ^ 彳 , ,, job 5 button position First, it is judged whether the three preset button positions are in the same column. Firstly, the difference between the three preset button positions of the nose and the position of the magic 100 key position 2盥1, the 3 I flat number difference, that is, the preset is divided by 4: ^ ^ = divided by the total number of columns; Yu and Yu. Since the pre-missing key positions 5 and 2 = (7) are for the first time, the numbers 5 and 2 are located on the key matrix 32 in the multiples, and the same as - the 'pre-defined button positions 1 and 2 are shared; the guide 3 is placed in the third When the scan line on the button position is in the position of a ghost button in Putian. _ Preset by chic * Ghost key preparation and preset by the same column, and with the preset press 仃. In other words, the scan of the preset button position i is the same as the scan of the woman. The _ set is the (4) for the t-shirt. 5 9 201037565. The preset ^ key position i is added to the preset button position. The number difference between 5 and 2 is calculated as the key position of the number 4 button. After the calculation of a set of preset button positions is completed, three pre-sets of different combinations are selected, and the above-mentioned system and calculation are repeated according to the ship set (10): if the preset quotient of the button number $ is divided by the total number of columns, the quotient is rounded up to After the integer, the position of the button that gets the same result is located in the same row; if the difference between the two preset button position numbers is ok, the number of columns f is divided, that is, the two button positions are in the same column; After setting the positional relationship of the button position, the position of the ghost key can be obtained by the ί f of the preset button. To calculate all ghost key positions

——計算出隱藏鬼鍵置。惟,計算隱藏鬼 ,位置的差別在於:計算隱藏鬼鍵所選取的是包括至少一個 鬼鍵位置在内的檢測位置。 鍵位ΓΓ ΓΓ的协方式,在本實施例中選擇預設 ΐ = '^及9後,可計算出鬼鍵位置位於按鍵 ^、4及8’而隱藏鬼鍵位置位於按鍵設置位置7。 ^舁鬼馳置及賴鬼置之枝並秘於 ί將ί ί細再制 :算出鬼鍵及隱藏鬼鍵所在位置。此T : 位3 或同列的先後順序亦非關。 卜拉祕位置同- Calculate the hidden ghost key. However, the calculation of the hidden ghost, the difference in position is: the calculation of the hidden ghost key is selected to include the detection position of at least one ghost key position. In the cooperative mode of the key position , ,, after selecting the preset ΐ = '^ and 9 in this embodiment, it can be calculated that the ghost key position is located at the keys ^, 4 and 8' and the hidden ghost key position is located at the button setting position 7. ^ 舁 驰 驰 及 赖 赖 赖 并 并 并 并 并 并 并 并 并 并 并 并 并 并 并 并 并 并 并 : : : : : : : The order of this T: bit 3 or the same column is also not closed. Bu La’s location is the same

以第四A圖所示之按鍵奶車% 鍵:= 置位置’如按鍵矩陣32的按 鄕1置以外的按鍵 參照第四b «,選取了g到12其中之一 如按鍵位置K)),即依據上述之後(彳 【;二2、5、6、9及1〇進行鬼的:據 上述六個按鍵位置上之按銼;f 97谓測,可偵測出<; 11亦為鬼鍵位置,以及按鍵設置:置'Γί另按 ζ马另一隱藏鬼鍵4 10 201037565 置。 段,鍵物财法實施手 設置位置;_出束鍵:按鍵矩陣中選取預設按鍵的 鬼鍵位置之外的按鍵鍵^置’·再選取鬼鍵及隱藏 直到已選取了足ίίςίίί後繼續偵測,如此反覆進行, 這些被選取的位置上。” °又置位置,即可將鍵盤按鍵設置在 按鍵同式的優點在於,即使有複數個 Ο 〇 在鬼鍵及隱藏嵬麻鍵置’由於所有的按鍵都設置 應的接鍅〜g Α置之外’鬼鍵及隱藏鬼鍵位置上並盔對 判的按鍵訊號鍵訊號的接收端(如主機)接收到誤 按鍅仿W、㈣》» 錢圖,包雜鍵矩陣5G、預設 = 早ί;52、鬼鍵_單元54、記憶單元56、檢 J位置選擇早兀58、及隱藏鬼鍵_單元60。 成,^ 峻數條掃描練及雜舰交叉排列而 上可、複數個按鍵設置位置,每一按鍵設置位置 的預設按鍵位置選擇單元52從按鍵矩陣% 位置中選取數個預設按鍵位置,以便將按鍵設置 置七,並將所選取出來的位置記錄在記憶單元 。鬼鍵偵測單元54根據預設按鍵位置選擇單元52所 j的預設按置’ —_出在按鍵矩陣5G上的鬼鍵 -㈣的鬼舰置與被縣的職按齡置共用相同的 j掃描行線及二條掃描列線。鬼鍵侧單元%所偵測到 的鬼鍵位置亦記錄在記憶單元56中。 為了進一步發現隱藏鬼鍵位置,再由檢測位置選擇單元 8從預設f鍵位置選擇單元52所選取的預設按鍵位置、及 鬼鍵偵測單兀54所偵測出的東鍵位置當中,選取數個檢測 11 201037565 位置。由於前述的預設按鍵位置及鬼鍵位置皆 元56當中,檢測位置選擇單元58可從‘單 複數個按鍵位置為檢測位置。 $早56中5貝取 檢測位置選擇單元58所選取之仏, 一個被偵測出的鬼鍵位置,以選取i包括至少 所包含的鬼鍵錄可為-到三i—個檢離置為例,其中 的檢 〇 _置亦記 免鍵貞1 單元54及隱藏鬼鍵_單元6〇偵測出 鬼鍵或L、藏鬼鍵之手&,係可配合軟、硬體 :史置:置具有共用相同掃描行線與相:關 係」為特徵的計算方式求得。 ㈣夕燦的位置關 利用ί,_在鍵盤的按鍵矩陣5〇上,則可 $用統貫施例找出4鍵位置及隱藏Press the button milk button % shown in Figure 4A: = Set position '. If the button other than button 1 of button matrix 32 is referenced to the fourth b «, one of g to 12 is selected, such as button position K)) , that is, according to the above (彳[; 2, 5, 6, 9 and 1〇 ghosts: according to the above six button positions on the button; f 97 pretest, can detect <; 11 is also Ghost key position, and button settings: set 'Γ 另 另 另 另一 另一 另一 另一 另一 另一 另一 另一 另一 另一 另一 另一 另一 另一 另一 另一 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段 段The key button other than the key position is set to '·Select the ghost key and hide until the foot is selected ίίςίίί and continue to detect, so repeat, these are selected positions.” °Set the position again, you can press the keyboard button The advantage of setting the same type of button is that even if there are multiple Ο 〇 in the ghost key and the hidden ramie key, 'Because all the keys are set to connect g g g ' ' ' ' ' ' ' ' 隐藏 隐藏 隐藏 隐藏 隐藏 隐藏The receiver (such as the host) of the button signal signal received by the helmet receives the wrong button, and (4) » Money map, inclusion key matrix 5G, preset = early ί; 52, ghost key _ unit 54, memory unit 56, check J position selection early 兀 58, and hidden ghost key _ unit 60. Cheng, ^ tens of scanning The practice and the miscellaneous ship are arranged in a row, and a plurality of button setting positions are provided. The preset button position selecting unit 52 of each button setting position selects a plurality of preset button positions from the button matrix % position, so as to set the button setting to seven. And the selected position is recorded in the memory unit. The ghost key detecting unit 54 according to the preset button position selection unit 52, the default button presses the key button of the button matrix 5G--the ghost ship of the button matrix 5G-(4) The same j-scan line and two scan line lines are shared with the county-aged position. The ghost key position detected by the ghost key side unit % is also recorded in the memory unit 56. To further discover the hidden ghost key position. Then, the detection position selecting unit 8 selects a plurality of detections 11 201037565 from among the preset button positions selected by the preset f-key position selecting unit 52 and the east button positions detected by the ghost key detecting unit 54. Due to the aforementioned preset button Among the ghost key positions 56, the detection position selecting unit 58 can take the 'single number of key positions as the detection position. $5 in the first 56, the detection position selection unit 58 selects the 仏, a detected ghost The key position is selected as an example, and at least the included ghost key record can be -to three i-detection, wherein the check _ is also recorded as the free key 贞1 unit 54 and the hidden ghost key _ unit 6〇 The hand and the detection of the ghost key or L, the hidden ghost key, can be matched with the calculation method of soft and hard: history: set the same scanning line and phase: relationship". The position of the use of ί, _ on the keyboard's button matrix 5 ,, you can use the unified example to find the 4 key position and hide

顯不;I面(®未示)顯示按鍵矩陣5G %,, 取被記錄的鬼鍵位置及隱藏鬼鍵位 ^入早H項 ,[即可將__按鍵輯 鬼鍵位置之外的位置。 鍵位置及隱臧 綜合上述各實施例及圖式之說明,本發 ί ,隱藏鬼鍵位置的系統與;法,根 一種防止鍵盤輸出錯誤的手段,特別是經ί需Ϊ 度ΐ其=術呆作電腦遊戲的情況下,更能彰顯鍵盤的穩定 12 方 0 〇 置偵測系統 201037565 舉之======述本發明所 據本發明賴示之麟手段,㈣精神及根 亦屬本發衝傾之範.。#$之修_改變者’ 【圖式簡單說明】 第一 A圖:習知之按鍵矩陣電路示意圖,·Display; I side (® not shown) shows the button matrix 5G %,, take the recorded ghost key position and hide the ghost key ^ into the early H item, [that is, the __ button will be located outside the ghost key position . The key position and concealment are combined with the descriptions of the above embodiments and the drawings. The system and method for hiding the location of the ghost key are a means for preventing the keyboard output error, especially the ί Ϊ = = = = = In the case of staying in a computer game, it is more effective to demonstrate the stability of the keyboard. 12 0 侦测 侦测 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 = 述 述 述 述 述 述 述 述 述 述 述 述 述 述 述The hair of this hair is rushing. #$的修_改者' [Simple diagram description] The first A picture: a schematic diagram of the conventional button matrix circuit,

: f知之按鍵轉鬼鍵迴路路彳^意I m戶ί提供r種偵測按鍵矩陣之隱藏鬼鍵位置 法實施例之流程圖; ^吸丨夏 .本發明所提供—種按鍵矩陣之示意圖; …明所提供一種根據設置按鍵^ 第四^ 鍵位置手段實施例之示意圖; …,發明所提供—贿盤之按鍵 卜 施例之示意W;及 万心 第五圖ϋ明所提供—麵辦之隱藏鬼鍵位 實%例之方塊圖。 【主要元件符號說明】 w,x,y,Z 按鍵 A,B,1,2掃描線 Cir鬼鍵位置迴路路經 S201〜S209流程步驟 30, 32按鍵矩陣 3〇〇, 302, 304按鍵設置位置群組 50按鍵矩陣 201037565 52預設按鍵位置選擇單元 54鬼鍵偵測單元 56記憶單元 58檢測位置選擇單元 60隱藏鬼鍵偵測單元: f know the key to the ghost key loop 彳 ^I I hu provide a flow chart of the hidden ghost key position method of the r detection key matrix; ^ suction Xia. The present invention provides a key matrix diagram ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; The block diagram of the hidden ghost key position % example. [Main component symbol description] w, x, y, Z button A, B, 1, 2 scan line Cir ghost key position loop through S201 ~ S209 process step 30, 32 button matrix 3 〇〇, 302, 304 button set position Group 50 button matrix 201037565 52 preset button position selection unit 54 ghost key detection unit 56 memory unit 58 detection position selection unit 60 hidden ghost key detection unit

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Claims (1)

201037565 . 七、申5青專利範圍: 1 ·二種偵測按鍵矩陣之隱藏鬼鍵位置之方法,該按鍵矩陣 複數條仃線及複數條列線互相交叉排列組成,形 按鍵設置位置,該方法包括: 自该等按鍵設置位置中選取複數個預設按鍵位置; 根據該等預設按鍵位置偵測出該按鍵矩陣中至少一個 鬼鍵位置,該鬼鍵位置與該等預設按鍵位置共用相 的數條行線及數條列線; σ Ο 自该等預設按鍵位置及該鬼鍵位置中選取複數個檢測 位置,該等檢測位置包括該鬼鍵位置中至少一個;及 根據該等檢測位置,偵測出該按鍵矩陣中至少一個隱藏 鬼鍵位置,該隱藏鬼鍵位置與該等檢測位置共用^ 的數條行線及數條列線。 σ201037565 . VII. Shen 5 Qing patent scope: 1 · Two methods for detecting the hidden ghost key position of the button matrix, the key matrix of the button matrix and the plurality of column lines are arranged alternately with each other, and the shape button sets the position, the method The method includes: selecting a plurality of preset button positions from the button setting positions; detecting at least one ghost button position in the button matrix according to the preset button positions, wherein the ghost button positions are shared with the preset button positions a plurality of row lines and a plurality of column lines; σ Ο selecting a plurality of detection positions from the preset button positions and the ghost button positions, the detection positions including at least one of the ghost key positions; and detecting according to the Position, detecting at least one hidden ghost key position in the key matrix, the hidden ghost key position sharing the plurality of row lines and the plurality of column lines of the detection position. σ 2·如申請專利範圍第1項所述之方法,其中,設置於該等 設按鍵位置之按鍵被按押,而使該等預設按鍵位置之 及歹〗線形成迴路時,該鬼鍵位置之行線及列線亦形成趣 路0 3. it請專利範圍第2項所述之方法,其中,設置於該等預 s又按鍵位置之按鍵被按押,而使該等預設按鍵位置及讀 鍵位置之行線及舰形成迴糾,該隱藏鬼鍵位 = 及列線亦形成迴路。 仃線 4.如申請專利範圍» 1項所述之方法,其中,根據該等預执 按=位置偵測出該鬼鍵位置之步驟更包括: 叹 右忒等檢測位置中,第一及第二預設按鍵位置共用誃 鍵矩陣中之同-條行線,且第—及第三預設按鍵G j用該按鍵矩陣中之同一條列線,則偵測出該第二 设按鍵位置之列線及該第三預設按鍵位置之行線交員 15 201037565 叉排列所形成之按鍵設置位置,係為該鬼鍵位置。 5·如申請專利範圍第1項所述之方法,其中,根據該等檢測 位置偵測出該隱藏鬼鍵位置之步驟更包括: “ 若該等檢測位置中’第一及第二檢測位置共用該按鍵矩 陣中之同一條行線’且第一及第三檢測立置共用該按 鍵矩陣中之同一條列線,則偵測出該第二檢測位置2 列線及該第三檢測位置之行線交叉排列所形成之按 鍵設置位置’係為該隱藏鬼鍵位置。 6.如申請專利範圍第5項所述之方法,其中,根據該等檢測 位置偵測出該隱藏鬼鍵位置之步驟,係根據至少三個檢測 位置以偵測該隱藏鬼鍵。 双^ 7· —種鍵盤之按鍵位置排列方法,係利用如申請專利範圍第 1項所述之方法,將按鍵排列在該鬼鍵位置及該隱藏鬼鍵 位置以外之該等按鍵設置位置。 8. —種按鍵矩陣之隱藏鬼鍵位置偵測系統,包括: 一按鍵矩陣,其由複數條行線及複數條列線互相交又排 列組成,形成複數個按鍵設置位置; 一預設按鍵位置選擇單元,從該等按鍵設置位置中選擇 數個預設按鍵位置; 一鬼鍵偵測單元,用於偵測出一鬼鍵位置,該鬼鍵位置 與該等預設按鍵位置共用相同的數條行線及數條列 線; 一檢測位置選擇單元,從該等預設按鍵位置及該鬼鍵位 置中選擇數個檢靠置,該等檢難置中包括該鬼鍵 位置中至少一個;及 ,藏鬼鍵/貞測單元,用以偵測出—隱藏鬼鍵位置,其 =,該隱藏鬼鍵位置與該等檢測位置共用相同的數條 行線及數條列線,該隱藏鬼鍵位置為該等預設按鍵位 16 201037565 置及該等鬼鍵位置以外之按鍵設置位置。 9. 如申請專利範圍第8項所述之系統,其中更包括: 一記憶單元,其用於記錄該等預設按鍵位置、該鬼鍵位 置或該隱藏鬼鍵位置。 10. 如申請專利範圍第9項所述之系統,其中,該檢測位置選 擇單元自該記憶單元讀取該等預設按鍵位置及該鬼鍵位 置,以選擇該等檢測位置。2. The method of claim 1, wherein the button disposed at the set button position is pressed, and the ghost button position is formed when the preset button position and the line are formed into a loop. The line of the line and the line of the line also form an interesting way. 3. The method described in the second item of the patent scope, wherein the buttons set in the pre-s and button positions are pressed, and the preset button positions are made. And the line of the reading key position and the ship formation rectification, the hidden ghost key = and the column line also form a loop. The method of claim 4, wherein the step of detecting the ghost key position according to the pre-execution position = the position of the ghost position, the first and the first The two preset button positions share the same-line line in the 誃 key matrix, and the first and third preset buttons G j use the same column line in the button matrix, and the second set button position is detected. The line line and the line of the third preset button position 15 201037565 The position of the button formed by the fork arrangement is the ghost key position. 5. The method of claim 1, wherein the step of detecting the hidden ghost key position according to the detection positions further comprises: “if the first and second detection locations are shared among the detection locations Detecting the same row line in the button matrix and the first and third detecting standings share the same column line in the button matrix, and detecting the second detecting position 2 column line and the third detecting position line The method of setting the position of the key to the hidden ghost key position according to the method of claim 5, wherein the step of detecting the hidden ghost key position according to the detected position is The hidden ghost key is detected according to at least three detection positions. The method for arranging the key positions of the keyboard is to arrange the keys at the ghost key position by using the method as described in claim 1 of the patent application. And the position of the button setting other than the hidden ghost key position. 8. A hidden key position detection system of the button matrix, comprising: a button matrix, which is arranged by a plurality of row lines and a plurality of column linesThe column is composed to form a plurality of button setting positions; a preset button position selecting unit selects a plurality of preset button positions from the button setting positions; a ghost key detecting unit is configured to detect a ghost key position, The ghost key position shares the same number of row lines and a plurality of column lines with the preset button positions; a detection position selecting unit selects a plurality of check positions from the preset button positions and the ghost key positions, The detection device includes at least one of the ghost key positions; and a hidden ghost key/detection unit for detecting a hidden ghost key position, wherein the hidden ghost key position is shared with the detection positions. The same number of row lines and a plurality of column lines, the hidden ghost key positions are the preset button positions 16 201037565 and the button setting positions other than the ghost key positions. 9. As described in claim 8 The system, further comprising: a memory unit for recording the preset button position, the ghost key position, or the hidden ghost key position. 10. The system of claim 9, wherein Detection position selection The selection unit reads the preset button positions and the ghost key positions from the memory unit to select the detection positions. 1717
TW98111646A 2009-04-08 2009-04-08 Method and system of detecting hidden ghost keys in the keyboard matrix TWI391842B (en)

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