M1975M1975
尤其是可提供 昭斜ί ί明疋冑關座標偵測裝置之光拇板 、、、邑對座私值之座標偵測板。 圖1所示、之„的滾球轉動時，可帶動兩組呈90度配置，如 Μ ^ 冊板1 0旋轉，藉由兩組光柵偵測元件，分別 板10之透光條紋u通過光樹偵測元 顯示榮幕上游標的移動量，藉由帶動滑鼠使ί 球移動，來控制游標的移動。 一 f光柵板1 〇藉由透光條紋丨i之設計，僅能供光柵偵測 二:碩取光栅板10相對角度的轉動量資訊，無法 的角度資訊’且不能指出某一絕對角度之值。為使習知邑J 拇板具有更佳的資訊提供功能，而提出本發明。 本發明的主要目的，在提供一種座標偵測板，可進一 步提供起始時的絕對角度值。 本發明的另一目的，在提供一種座標偵測板，可提供 準確的絕對角度值。 本發明之其他目的、功效及實施例，請參閱圖式詳細 說明如下： ' 圖示簡單說明： 圖1為習知光柵板示意圖。 圖2為本發明座標偵測板示意圖。 圖3為本發明座標偵測板使用狀態示意圖。 圖4為光柵偵測元件測得之訊號第一實施例示意圖。 圖5為光栅偵測元件測得之訊號第二實施例示意圖。 圖6為光柵偵測元件測得之訊號第三實施例示意圖。In particular, it is possible to provide the light-thickness plate of the Mingxuanguan coordinate detection device, and the coordinate detection plate of private value to the coordinates. As shown in Figure 1, when the rolling ball rotates, it can drive two groups in a 90-degree configuration, such as M ^ book plate 10 rotates, with two sets of grating detection elements, the light transmission stripes u of plate 10 pass through the light tree, respectively. The detection unit displays the amount of movement of the upper cursor of the glory curtain, and controls the movement of the cursor by moving the mouse to move the ball. A f grating plate 1 〇The design of light-transmitting stripes 丨 i can only be used for grating detection. : The information about the rotation amount of the relative angle of the grating plate 10, the angle information that cannot be used, and the value of a certain absolute angle cannot be pointed out. In order to make the Xizhiyi J thumb plate have a better information providing function, the present invention is proposed. The main object of the invention is to provide a coordinate detection plate that can further provide an absolute angle value at the beginning. Another object of the present invention is to provide a coordinate detection plate that can provide an accurate absolute angle value. For other purposes, effects and embodiments, please refer to the drawings for a detailed description as follows: '' Brief description of the diagram: Figure 1 is a schematic diagram of a conventional grating plate. Figure 2 is a schematic diagram of a coordinate detection plate of the present invention. Figure 3 is a coordinate detection of the present invention. Board use status Figure 4 is a schematic diagram of the first embodiment of the signal measured by the grating detection element. Figure 5 is a schematic diagram of the second embodiment of the signal measured by the grating detection element. Figure 6 is a third embodiment of the signal measured by the grating detection element. Example diagram.
第4頁 581975 五、發明說明（2) 10 習 知光柵板 20 座標偵測板 211第 一組凹陷 221第 二組凹陷 23 原 點 32 第 一光栅偵 11 透光條紋 21第一光柵級 2 2第一光拇組 22 2不具凹陷部分 3 1第一光栅偵測元件 3 2第一光栅偵測元件 3 3第三光柵偵測元件 ^ 請參閱圖2所示，本發明座標偵測板20，包括分別呈 環狀排列的第一光柵組2 1及第二光柵組2 2 ;該第一光柵組 21具有多數等距排列的第一組凹陷211 ;該第二光栅組22 包括多數的第二組凹陷221及不具凹陷部分222呈二進位編 碼排列。在本實施例中，第一光柵組2 1具有6 0條第一組凹 陷211，每一第一組凹陷211對應於間隔6度之位置；第二 光柵組22在第一光柵組21的内圈，其每一第二組凹陷221 與一第一組凹陷211呈相同角度之配置；第二光柵組22之 第二組四陷2 21及不具凹陷部分2 2 2係以四條為一組’以原 點2 3鄰近之第一組凹陷2 11為起點，連續呈二進位編碼的 排列方式，例如以第二組凹陷2 2 1為「0」，不具凹陷部分 222為「丨」’其排列方式如下所示： j 2、、3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 〇 〇 〇 1 0 0 1 〇 〇 〇 1 1 0 1 〇 〇 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 〇 ! 〇 1 0 1 1 〇 〇 1 1 1 1 〇 〇 〇 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48Page 4 581975 V. Description of the invention (2) 10 Known grating plate 20 Coordinate detection plate 211 The first group of recesses 221 The second group of recesses 23 Origin point 32 First grating detection 11 Light transmission stripes 21 First grating level 2 2 The first group of thumbs 22 2 does not have a recessed portion 3 1 the first raster detection element 3 2 the first raster detection element 3 3 the third raster detection element ^ please refer to FIG. 2, the coordinate detection plate 20 of the present invention, The first grating group 21 and the second grating group 2 2 are respectively arranged in a ring shape; the first grating group 21 has a first group of recesses 211 arranged at a plurality of equidistances; the second grating group 22 includes a majority of the second groups The group of recesses 221 and the non-recessed portions 222 are arranged in a binary code. In this embodiment, the first grating group 21 has 60 first group recesses 211, and each first group of recesses 211 corresponds to a position spaced by 6 degrees; the second grating group 22 is within the first grating group 21 Circle, each of the second set of recesses 221 and a first set of recesses 211 are arranged at the same angle; the second set of four sets of recesses 2 21 of the second grating group 22 and the non-recessed portions 2 2 2 are in a group of four. Starting with the first group of depressions 2 11 adjacent to the origin 2 3 as a starting point, the arrangement is continuously binary coded. For example, the second group of depressions 2 2 1 is "0", and the non-recessed portion 222 is "丨" The method is as follows: j 2, 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 〇〇〇1 0 0 1 〇〇〇〇1 1 0 1 〇〇17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 〇! 〇1 0 1 1 〇〇1 1 1 1 〇〇33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
第5頁 581975 五、發明說明（3) 1 〇 〇 1 1 0 1 0 1 〇 1 1 1 1 0 0 49 50 51 52 53 54 55 56 57 58 59 60 110 11110 1111 上述第二光柵組22排列方式，係由原點23鄰近第二組 的凹陷2 2 1開始，對應於第第一光柵組2 1的編號為「j」、 「2」、「3」、「4」之第一組凹陷211，係3條第二組"凹 fe221及一不具凹陷部分222 ’其一進位編石馬為「〇〇〇1」， 依此類推。 請參閱圖3所示，本發明使用時，係利用第一、第二 光柵偵測元件31、32來偵測第一光柵組21，以確定座標债 測板2 0的轉動量及轉動方向。請配合圖4、5所示，若§ a曲 線為第—光柵偵測元件3 1之偵測變化值，SB曲線為第二光 拇偵測元件3 2之偵測變化值，曲線中之低位置表示偵測到 第一組凹陷2 11之位置，而曲線中高位置表示偵測到平面 位置。圖4顯示第一光柵偵測元件31先偵測到第一組凹陷 11後’第二光柵·摘測元件3 2才偵測到第一組凹陷2 11，可 知座標偵測板20係順時針旋轉。反之如圖5所示，第二光 $侦測元件32先偵測到第一組凹陷211後，第一光柵偵測 $，3 j才偵測到第一組凹陷211，可知座標偵測板2 〇係逆 第j旋轉。若如圖6所示，第一光柵偵測元件3丨先偵測到 :組凹陷211後，第二光柵偵測元件32才偵測到第一組 w 2 1 1 —纟1 ’但之後反而是第二光柵偵測元件3 2先偵測到第 凹^凹陷211後，第一光栅偵測元件31才再偵測到第一組 曰2 1 1 ’可知座標偵測板2 0係先作順時針方向旋轉，之Page 5 581975 V. Description of the invention (3) 1 〇〇1 1 0 1 0 1 1 1 1 0 0 49 50 51 52 53 54 55 56 57 58 59 60 110 11 110 1111 , Starting from the depression 23 2 1 of the second group adjacent to the origin 23, and corresponding to the first depression 211 of the first grating group 21 with the numbers "j", "2", "3", and "4" , Is the second group of three " concave fe221 " and a non-concave portion 222 ', one of which carries a weaving stone horse as "00001", and so on. Please refer to FIG. 3, when the present invention is used, the first and second grating detecting elements 31 and 32 are used to detect the first grating group 21 to determine the rotation amount and direction of the coordinate debt measuring board 20. Please refer to Figures 4 and 5. If the § a curve is the detection change value of the first-grating detection element 31, the SB curve is the detection change value of the second thumb detection element 32, the lower of the curve The position indicates the position where the first group of depressions 2 1 1 is detected, and the middle position of the curve indicates the detection of a flat position. Fig. 4 shows that the first grating detection element 31 first detects the first group of depressions 11 and then the second grating · picking element 3 2 detects the first group of depressions 2 11. It can be seen that the coordinate detection plate 20 is clockwise Spin. On the contrary, as shown in FIG. 5, after the second light $ detection element 32 first detects the first group of depressions 211, the first raster detects $, and 3 j only detects the first group of depressions 211. It can be seen that the coordinate detection board 2 0 is rotated counter-j. If as shown in FIG. 6, the first grating detection element 3 丨 first detects: after the group recess 211, the second grating detection element 32 detects the first group w 2 1 1 — 纟 1 'but then It is the second raster detection element 3 2 that firstly detects the concave ^ recess 211, and then the first raster detection element 31 detects the first group. 2 1 1 'It is known that the coordinate detection plate 2 0 is made first. Rotate clockwise, the
581975 五 發明說明（4) $再做時針旋轉。經由通、 3 1、3 2的箆_〜 乐一尤價测7L件 的轉動量。、、、凹陷211之數量，即可得知座標偵測板20 件33=圖3光V、5所示’本發明利用第三光柵偵測元 低位置表組22，呈％曲線之變化值。SC曲線中的 位置。相對光柵偵測元件33摘測到第二組凹㈣1之 凹陷2U之間隔第—=\偵測/"件31同方向讀取8個第一組 之「00 0 1 0。10 Ά: 組22之排列碼’如圖4所示 列碼與各已知^ 示之「⑴0111」，並以該排 20 η ^ ^ ^ 位置的排列碼相比較，即可知道座桿偵 ζ υ開始轉動時， 一 心從加1貝測板 例如第一杏/ i對應第二先柵偵測元件33的起始位置。 「。二 =偵:;元件3】侦測到第二光咖 皆L 」，則可依序比較前4碼為「〇 1 〇 〇 , & … 第一組凹陷211，可得第「3」、「6马、：」所對應之 個第-組凹陷211，再比較」、32」 「32」個第一組 馬為1101」者，可知第 =光Μ彳i制-、fe2U為座払偵測板20開始轉動時在笸 一先柵偵測疋件33上方外側。如科助得在第 轉動前的絕對角产值。告 了仵知座軚偵測板20 逆時針轉“；：第：Ϊί標：測板2。進-步順時針或 得知其轉動方向，並由第：：？栅偵測70件3 1、32偵測 轉動後的絕對座標值。、”陷211之通過數量，計算 :發=凹陷做成之光柵條紋， 門條紋，或為透光條紋組成者， 丨=之黑白相 分讀取者即可。 八要了供光柵偵測元件區581975 Five Invention Description (4) $ Do the hour hand rotation again. Through Tong, 3 1, 3 2 〜_ ~ Le Yiyou to measure the amount of rotation of 7L pieces. The number of ， ， and depressions 211 can be obtained 20 coordinate detection plates 33 = shown in Figure 3 light V, 5 'The present invention uses the third grating detection element low position table group 22, which is a% curve change value . Position in SC curve. With respect to the grating detection element 33, the interval 2U of the depression 2 of the second group of depressions 1 was detected. The third piece == \ detection / " 31 reads the first group "00 0 1 0. 10 Ά" in the same direction: group The arrangement code of 22 is shown in Fig. 4 and compared with the "⑴0111" shown in each known ^, and compared with the arrangement code of 20 η ^ ^ ^ in the row, you can know when the seatpost detection ζ υ starts to rotate With one heart from the plus 1 bay test board, for example, the first apricot / i corresponds to the starting position of the second gate detection element 33. ". 2 = detection :; element 3] detected the second light coffee are L", you can sequentially compare the first 4 codes as "〇1 〇〇, &… the first group of depressions 211, you can get the" 3 "," 6 horses, ": the first group of depressions 211, and then compare", 32 "" 32 "the first group of horses is 1101", it can be seen that the third = light M 彳 i system-, fe2U seat When the detection board 20 starts to rotate, it is above and outside the first detection grid 33. Ruco helped the absolute angular output value before the first rotation. Reported that the detection board 20 turns counterclockwise ";: No .: ΪLabel: Test board 2. Advance-stepwise clockwise or know its direction of rotation, and 70: 3? , 32 Detect the absolute coordinate value after rotation. "" Passed the number of depressions 211, calculation: hair = grating stripes made of depressions, door stripes, or composed of light transmission stripes, 丨 = black and white phase-separated reader Just fine. Eight wanted area for raster detection components
第7頁 五、發明說明（5) ^----—. 本發明第- 〇> 的兩 先柵組之第一組凹陷的數量，可視精確戶 皆—、 — ;間的大小加以調整，例如亦可為64條，·而 式，w 乐二組凹陷及不具凹陷部分之排列組合方 仿組可為其他蝙碼方式，例如以五條為一組，連續呈二進 、、，碼的排列方式，只要使座標偵測板同向旋轉一角度 ;可，光栅偵測元件讀取排列碼，並與已知排列碼相比 季父’以得知座標偵測板轉動前的絕對角度值即可。 以上所δ己載者’僅為利用本發明技術内容之實施例， 任何熟悉本項技藝者運用本發明所為之修飾、變化，皆屬 本發=所主張之專利範圍，而不限於實施例所揭示者。 表丁、上所述’本發明有別於一般習知光柵板的設計理念 及設計型態，且具功效增進，已合於發明專利要件，懇請 准予專利，以嘉惠社會。Page 7 V. Description of the invention (5) ^ ----—. The number of depressions in the first group of the two first grid groups of the first-〇 > of the present invention can be adjusted according to the precise size of each ----- For example, it can also be 64, and the formula, w Le two groups of depressions and the arrangement and combination of the non-recessed part of the imitation group can be other bat styles, such as five groups as a group, continuously showing binary, ,, code For the arrangement method, as long as the coordinate detection board is rotated by an angle in the same direction; yes, the raster detection element reads the arrangement code, and compared with the known arrangement code, Ji's parent knows the absolute angle value before the coordinate detection board rotates Just fine. The δ self contained above is only an embodiment using the technical content of the present invention, and any modifications and changes made by those skilled in the art using the present invention belong to the scope of the claimed invention, not limited to the embodiments. Revealer. The table and the above-mentioned 'the present invention is different from the conventional conventional grating design concept and design type, and has an enhanced efficiency, which has already met the requirements of the invention patent. We would like to grant a patent for the benefit of society.
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