TW200809635A - Optical handwriting input device - Google Patents

Optical handwriting input device Download PDF

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Publication number
TW200809635A
TW200809635A TW95128730A TW95128730A TW200809635A TW 200809635 A TW200809635 A TW 200809635A TW 95128730 A TW95128730 A TW 95128730A TW 95128730 A TW95128730 A TW 95128730A TW 200809635 A TW200809635 A TW 200809635A
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Taiwan
Prior art keywords
handwriting input
unit
optical
light
optical inductive
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TW95128730A
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Chinese (zh)
Inventor
jia-ju Zheng
yu-wei Lv
ya-lun Li
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Lite On Semiconductor Corp
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Priority to TW95128730A priority Critical patent/TW200809635A/en
Publication of TW200809635A publication Critical patent/TW200809635A/en

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Abstract

An optical handwriting input device includes:a casing, a refill, a PCB, an image data communication module, and a motion detection module. The refill is received in the casing and has a pen nib, and the pen nib is selectably exposed from a bottom side of the casing or hidden inside the casing. The PCB is received in the casing and disposed beside one side of the pen refill. The image data communication module is received in the casing and electrically connected to the PCB. The motion detection module is received in the casing and electrically connected to the PCB. Hence, the present invention can detect the move track of the optical handwriting input device via receiving a reflective signal from a detective surface, and the move track is identified and inputted in a digital electronic device to become a handwriting shown on a monitor of the digital electronic device.

Description

200809635 九、發明說明·· 【發明所屬之技術領域】 本發明係有關於_ < 、 —種藉由接收-投向」光學感應式手寫輸人裝置,尤相 跡,並透過辨識該移動=表面之反射光而偵測出移動λ 設備以形成字跡之光學感:二將,移動軌跡輪入數位電子 …八手寫輪入裝置。 【先前技術】 ^習知電腦用之手寫輪_ 、 寫數位板配合一感應筆;戈=置’通常為一磁性感應之手 數位板配合一感應筆者。3 ,為一具有LCD顯示之手寫 請參閱第一圖所示,其 1 板配合感應筆之示意圖。/由糸為,知磁性感應之手寫數仇 之手寫數位板b (以下簡稱^知’此種習用磁性感應 時,由於該感應筆P不"會:I「習用磁性手寫板」)在使用 執跡或筆劃,而僅由配合〜板B的面板上晝下任何的 示出其劃出之軌跡。例如:包月自主機C連接之螢幕Μ上顯 位板Β上書寫「Α」時,透嚆=用<者使用該感應筆Ρ於該數 於該螢幕Μ上。 坟包腦主機C的處理而顯示「Α」 然而,當使用者利用該羽 、 ρ來做多筆劃之圖樣或文字二磁性手寫板Β及該感應筆 一筆劃來續劃或續寫,而造忐:入日寸,热法正確的接續珂 正確的情況,使用上相當的::至電腦内之軌跡資料不 另外,對於習用具有Lrri # 。 CD_不之手寫數位板而言,其 6 200809635 雖可顯示使用者_過的筆劃。然而,其成本極高,價格 昂貴’一般使用者並無法負擔。 再者,不管是使用上述何種方式,其皆需配合手寫數 位板,不但成本增加,也造成使用者攜帶上之不便性。 是以,由上可知,目前習知相關之手寫輸入裝置, 然具有不便與缺失存在,而待加以改善者。 、 緣是,本發明人有感上述缺失之可改善,且依據多年 來從事此方面之相關經驗,悉心觀察且研究之,並配合學 理之運用’而提出-種設計合理且有效改善上述缺失^ 發明。 【發明内容】 士本發明之主要目的在於提供一種光學感應式手寫輸入 裝置。該光學感應式手寫輸入裝置係藉由接收一投向一偵 測表面之反射光訊號,以偵測出該光學感應式手寫輸入裝 置之移動軌跡,並且透過辨識該移動軌跡且將該移動軌跡 輸入數位電子設備以形成字跡。因此,本發明藉由省去習 知數位手寫板的使用,不但能夠降低製造成本,更能讓使 用者達到攜帶方便之目的。 換言之’本發明之光學感應式手寫輸入裝置的尺寸大 小可以與一般使用的原子筆大小相當,並且不需在一特定 之表面才能使用。因此,本發明具有應用廣泛(該光學感 應式手寫輸入裝置可使用於任何之表面)、攜帶方便(省去 習知使用數位手寫板等笨重的介面)、及多功能用途(該光 200809635 學感應式手寫輸入裝置亦可應用於滑鼠)之優點。200809635 IX. OBJECT DESCRIPTION OF THE INVENTION · TECHNICAL FIELD OF THE INVENTION The present invention relates to _ <, by receiving-directing" optical inductive handwriting input device, particularly for tracking, and by recognizing the movement = surface The reflected light detects the moving λ device to form the optical sense of the handwriting: two, the moving track is wheeled into the digital electronic... eight handwritten wheeled device. [Prior Art] ^Used the handwriting wheel for computer use _, writing the tablet with a sensor pen; Ge=set' is usually a magnetic induction hand. The tablet is matched with a sensor. 3, for a handwriting with LCD display, please refer to the first figure, its 1 board with the schematic diagram of the sensor pen. / By 糸, know the handwriting number of the magnetic induction handwritten digital tablet b (hereinafter referred to as ^ know 'this kind of magnetic sensing, because the sensor pen P does not: will: I "used magnetic handwriting board") in use Obstruction or stroke, and only the trajectory of the panel that is fitted to the panel B is shown. For example, when the monthly subscription is written from the display screen of the host C connected to the display board, the number is used on the screen. However, when the user uses the feather, ρ to make a multi-stroke pattern or a text two magnetic tablet, and the sensor pen strokes to continue or continue writing,忐: Into the day, the correct method of the correct connection of the thermal method, the use of the equivalent:: to the trajectory data in the computer is not otherwise, for the use of Lrri #. For the CD_ not handwritten tablet, the 6 200809635 can display the strokes of the user. However, its cost is extremely high and the price is expensive. The average user cannot afford it. Moreover, no matter which of the above methods is used, it is required to cooperate with the handwritten tablet, which not only increases the cost, but also causes inconvenience to the user. Therefore, it can be seen from the above that the conventional handwriting input device is inconvenient and missing, and is to be improved. The reason is that the inventors have felt that the above-mentioned defects can be improved, and based on years of experience in this field, carefully observed and studied, and with the use of academics, the design is reasonable and effective to improve the above-mentioned defects ^ invention. SUMMARY OF THE INVENTION The main object of the present invention is to provide an optical inductive handwriting input device. The optical inductive handwriting input device detects a moving trajectory of the optical inductive handwriting input device by receiving a reflected light signal directed to a detecting surface, and recognizes the moving track and inputs the moving track into a digital position Electronic devices to form handwriting. Therefore, the present invention can not only reduce the manufacturing cost but also make the user portable, by omitting the use of the conventional digital tablet. In other words, the size of the optical inductive handwriting input device of the present invention can be made comparable to the size of a commonly used ballpoint pen and does not need to be used on a specific surface. Therefore, the present invention has a wide range of applications (the optical inductive handwriting input device can be used for any surface), is convenient to carry (eliminating the cumbersome interface such as the use of a digital tablet), and multifunctional use (the light 200809635 sensor) The type of handwriting input device can also be applied to the advantages of the mouse.

為了解決上述技術問題,根據本發明之其中一種方 案,提供一種光學感應式手寫輸入裝置,其包括:〜殼體、 一筆芯、一電路板、一影像資訊通訊模組、及一遨動偵測 模組。其中,該筆芯係設置於該殼體内,並且該筆怒係具 有一筆尖,其中該筆尖係可選擇地(selectably )露出該殼 體的下端或隱藏於该殼體内;該電路板係設置於該殼體内 並且位於該筆芯的一側端;該影像資訊通訊模組係設置於 該殼體内並且電性連接於該電路板;以及,該運動偵測模 組係設置於該殼體内並且電性連接於該電路板。 、 产文私识㊇恢組你巴祜:一發光單元、一感分 器控制單元、一影像感測單元、一資料儲存單元、及Is ^單^。其中’該發光單元係用於投射_光源至一偵㈣ 二射光訊號;該感測器控制單元係用以於提名 ( system tlming cl〇ck); 儲以制單元,以感測該反射光訊號;謂 元㈣單錢飾像感測J 該運营單單元所感狀該反射光訊號;以及 單元,並且該運算單元係根Γ*二及=铺: 反射光訊m,《計料鮮隸職測心 債測表面之運動方向及速度。 焉輪入裝置相對於1 技術為it步,明為達成預定目的所採取: 手丰又及功效,请參閱以下有關本發明之詳細說和 200809635 附圖,相信本發明之目的、特徵與特點,當可由此得一深 入且具體之瞭解,然而所附圖式僅提供參考與說明用,並 非用來對本發明加以限制者。 【實施方式】 請參閱第二圖及第三圖所示,其係為本發明光學感應 式手寫輸入裝置之第一實施例之剖面示意圖、及本發明第 一實施例的運動债測模組之功能方塊圖。由圖中可知,本 發明所提供之光學感應式手寫輸入裝置,其包括:一殼體 1、一筆芯2、一電路板3、一影像資訊通訊模組4、及 一運動偵測模組5。 其中,該殼體1的大小係與一般原子筆的大小相當。 再者,該筆芯2係設置於該殼體1内,並且該筆芯2係具 有一筆尖20,其中該筆尖2 0係可選擇地(selectably) 露出該殼體1的下端或隱藏於該殼體1内,其中該筆芯2 之筆尖2 0係可為一原子筆筆頭、鉛筆筆頭或任何市面上 已知之筆頭,以提供使用者方便書寫。 此外,該電路板3係設置於該殼體1内並且位於該筆 芯2的一侧端。該影像資訊通訊模組4係設置於該殼體1 内並且電性連接於該電路板3,主要係將該已分析之光學 感應式手寫輸入裝置相對於該偵測表面之運動方向及速度 之影像資訊儲存於記憶體(例如該影像資訊通訊模組4) 中,並以有線(例如USB)或無線之方式(例如藍芽)將 該資訊傳遞至數位電子設備,例如:電腦、PDA等。該運 200809635 動偵測核組5係設置於該殼體1内並且電性連接於該電路 板3。 * 再者’該運動偵測模組5係包括:一發光單元5 〇、 一感測裔控制單元5 1、一影像感測單元5 2、一資料儲 存單元5 3、及一運算單元5 4。其中,該發光單元5 0 係用於投射一光源L至一偵測表面S以產生一反射光訊號 R °該感測器控制單元5 1係用以於提供一系統時脈 (system timing d〇ck )。此外,該影像感測單元5 2係電性 連接於該感測器控制單元5 1,以感測該反射光訊號R。 ‘另外,該發光單元5 〇之擺設角度與一中心轴(圖未 示)之夾角係為0〜90度之間。該發光單元5 0係由一發 光元件5 0 1與一照明透鏡(Collimating Lens) · 5 0 2所 組成’其中該照明透鏡(Collimating Lens) 5 0 2之鏡面 係可為一球面或非球面。此外,該發光單元5 〇之光源係 可為一同調光源(coherent light)或一非同調光源。亦即, 該發光元件5 0 1係可為一同調發光元件或一非同調發光 元件。 再者’以該發光元件5 0 1為一同調發光元件為例, 該發光單元5 0係由一同調發光元件與談照明透鏡 (Collimating Lens) 5 0 2所組成,並且該發光元件5 0 1係可由一或多個雷射光源(Laser )或面射型雷射(VCSEL ) 光源所組成。此外,以該發光元件5 0 1係為一非同調發 光元件為例,該發光單元5 0係由一非同調發光元件與該 照明透鏡(Collimating Lens) 5 0 2所組成,並且該非同 10 200809635 調發光元件係可由一或多個發光二極體 (LED)所組成。 另外,該影像感測單元5 2之擺設角度與一中心軸(圖 未示)之夾角係為0〜90度之間。再者,該影像感測單元 5 2係由一線性感測元件陣列5 2 0 (或多個線性感測元 件陣列5 2 0亦可)與一成像透鏡(Imaging Lens) 5 2 1 所組成。 再者,該資料儲存單元5 3係電性連接於該感測器控 • 制單元5 1及該影像感測單元5 2,以儲存該影像感測單 元5 2所感測之該反射光訊號R ;以及,該運算單元5 4 係電性連接於該感測器控制單元51及該資料儲存單元5 3,並且該運算單元5 4係根據該影像感測單元5 2所感 測之該反射光訊號R,以計算該光學感應式手寫輸入裝置 相對於該偵測表面S之運動方向及速度。 此外,該光學感應式手寫輸入裝置,更進一步包括: 一設置於該殼體1上並電性連接於該電路板3之切換模組 φ 6,其中該切換模組6係具有數位筆及滑鼠功能切換模 式。換言之,本發明之光學感應式手寫輸入裝置可依據使 用者的需求,而切換成不同功能,例如:數位筆功能或滑 鼠功能等。· 請參閱第四圖所示,其係為本發明光學感應式手寫輸 - 入裝置之第二實施例之剖面示意圖。由圖中可知,本發明 . 之第二實施例與第一實施例最大的不同在於:一發光單元 5 ◦/即為一發光元件5 0 1 (省略第一實施例中照明透 鏡5 0 2的使用),並且該發光單元5 0 >之光源係可為一 11 200809635 同調光源(coherentlight)或一非同調光源。亦即,該發光 元件5 0 1係可為一同調發光元件或一非同調發光元件。 請參閱第五圖所不’其係為本發明光學感應式手寫輸 入裝置之第三實施例之剖面示意圖。由圖中可知,本發明 之第三實施例與第二實施例最大的不同在於:第三實施例 係省略第二實施例中該成像透鏡5 2 1的使用,因此一影 像感測單元5 2 >即為一線性感測元件陣列5 2 0 (或多 個線性感測元件陣列5 2 〇的組成亦可)。 請參閱第六圖所示,其係為本發明光學感應式手寫輸 入裝置應用於滑鼠功能之第一實施例之示意圖。由圖中可 知,本發明之光學感應式手寫輸入裝置更進一步包括:一 配置於該殼體1内之第一按鍵7,用以測出該筆尖2 0之 向下壓力,其對應於一般傳統滑鼠之左鍵功能;一外露於 該殼體1外部之第二按鍵8,其對應於一般傳統滑鼠之右 鍵功能;以及外露於該殼體1外部之滾輪(roller) 9,適 用於一般傳統滑鼠之執行捲軸功能,且此三功能鍵電性連 接於該電路板3 〇 請參閱第七圖所示,其係為本發明光學感應式手寫輸 入裝置應用於滑鼠功能之第二實施例之示意圖。由圖中可 知,本發明之光學感應式手寫輸入裝置更進一步包括:一 配置於該殼體1内之第一按鍵7,用以測出該筆尖2 0之 向下壓力,其對應於一般傳統滑鼠之左鍵功能;外露於該 殼體1外部之第二按鍵8,其對應於一般傳統滑鼠之右鍵 功能;以及外露於該殼體1外部之觸控板(touch pad) 12 200809635 能,且此三功能 9 ,適用於一般傳統滑鼠之執行捲軸功 按鍵電性連接於該電路板3。 以綜上所述,該光學感應式手寫輪入裝置儀藉由接收一 =σ彳貞表面之反射光訊號R ’以彳貞測出該光學减應式 节之移動執跡’並且透過辨識該移動執跡:將 =3=電子設備以形成字跡。因此,本發明 本,更"白使用::舄板的使用’不但能夠降低製造成 更此嘁使用者達到揭帶方便之目的。 7換了之,本發明之光學感應式 小可以與-般使用的原子筆大小相當,並尺:ΐ 之表面才能使用。因此,本發明^亚且不需在一特定 應式手寫輸人裝置可使用於任何之用廣泛(該光學感 習知使用數位手寫板等笨重的介面\ )、攜帶方便(省去 學感應式手寫輸人裝置亦可應用於;^及多功能用途(該光 惟,以上所述,僅為本發明最;:)之優點。 詳細說明與圖式,惟本發明之特,的具體實施例之 以限制本發明,本發明之所有二:不侷限於此’並非用 圍為準’凡合於本發明申料下述之申請專利範 之實施例,皆應包含於本發明之範=之精神與其類似變化 藝者在本發明之領域内,可=中’任何熟悉該 蓋在以下本案之專利範圍。^之變化或修飾皆可涵 圖式簡單說明】 第 圖係為習知磁性感應之手寫數位4· 一 感應筆 之 意 200809635 圖, 第二圖係為本發明光學感應式手寫輸入裝置之第一實施例 之剖面示意圖; 第三圖係為本發明第一實施例的運動偵測模組之功能方塊 圖, 第四圖係為本發明光學感應式手寫輸入裝置之第二實施例 之剖面示意圖; • 第五圖係為本發明光學感應式手寫輸入裝置之第三實施例 之剖面示意圖; 第六圖係為本發明光學感應式手寫輸入裝置應用於滑鼠功 能之第一實施例之示意圖;以及 第七圖係為本發明光學感應式手寫輸入裝置應用於滑鼠功 能之第二實施例之示意圖。 .【主要元件符號說明】 _ [習知] B P C Μ 數位板 感應筆 電腦主機 螢幕 • [本發明] - 殼體 筆尖 2 0 2 3 筆芯 電路板 14 200809635 影像貢訊通訊模組 4 運動偵測模組 5 發光單元 發光單元 發光元件 照明透鏡 感測器控制單元 影像感測單元 影像感测單元 線性感測元件陣列 成像透鏡 資料儲存單元 運算單元In order to solve the above technical problem, according to one aspect of the present invention, an optical inductive handwriting input device is provided, which includes: a housing, a core, a circuit board, an image information communication module, and a motion detection Module. Wherein the pen core is disposed in the housing, and the pen anger has a tip, wherein the pen tip selectively selects a lower end of the case or is hidden in the case; the circuit board is The image information communication module is disposed in the housing and electrically connected to the circuit board; and the motion detection module is disposed in the housing The housing is electrically connected to the circuit board. , production and textual knowledge of the eight groups of you: a lighting unit, a sensor control unit, an image sensing unit, a data storage unit, and Is ^ ^ ^. Wherein the 'lighting unit is used for projecting a light source to a detective (four) dimming light signal; the sensor control unit is for nominating (system tlming cl〇ck); storing the unit to sense the reflected light signal The predicate (4) single money decoration sensing J the operating unit unit senses the reflected light signal; and the unit, and the computing unit is root Γ * 2 and = shop: reflection optical m, "counting fresh Measure the direction and speed of the surface of the heart. The 焉 wheel-in device is a step relative to the technology of 1 and is intended to achieve the intended purpose: the hand and the effect, please refer to the following detailed description of the invention and the drawing of 200809635, which is believed to be the object, features and features of the present invention. The invention is to be considered in all respects as illustrative and not restrictive. [Embodiment] Please refer to the second embodiment and the third figure, which is a schematic cross-sectional view of a first embodiment of the optical inductive handwriting input device of the present invention, and a sports debt testing module according to the first embodiment of the present invention. Functional block diagram. As shown in the figure, the optical inductive handwriting input device provided by the present invention comprises: a casing 1, a core 2, a circuit board 3, an image information communication module 4, and a motion detection module 5 . The size of the casing 1 is equivalent to the size of a general ball pen. Furthermore, the refill 2 is disposed in the housing 1 and the refill 2 has a tip 20, wherein the nib 20 selectively selects the lower end of the housing 1 or is hidden therein. In the housing 1, the pen tip 20 of the refill 2 can be a ballpoint pen tip, a pencil pen tip or any pen tip known in the market to provide convenient writing for the user. Further, the circuit board 3 is disposed in the casing 1 and located at one side end of the core 2. The image information communication module 4 is disposed in the casing 1 and electrically connected to the circuit board 3, mainly for moving the direction and speed of the analyzed optical inductive handwriting input device relative to the detecting surface. The image information is stored in a memory (for example, the image information communication module 4), and the information is transmitted to a digital electronic device such as a computer, a PDA, or the like by wired (for example, USB) or wireless (for example, Bluetooth). The 200809635 motion detection core group 5 is disposed in the housing 1 and electrically connected to the circuit board 3. * The motion detection module 5 includes: a light-emitting unit 5 〇, a sensory control unit 5 1 , an image sensing unit 5 2, a data storage unit 5 3 , and an arithmetic unit 5 4 . The illumination unit 50 is configured to project a light source L to a detection surface S to generate a reflected light signal R. The sensor control unit 51 is configured to provide a system clock (system timing d〇) Ck). In addition, the image sensing unit 52 is electrically connected to the sensor control unit 51 to sense the reflected light signal R. ‘In addition, the angle between the arrangement angle of the light-emitting unit 5 and a central axis (not shown) is between 0 and 90 degrees. The light-emitting unit 50 is composed of a light-emitting element 510 and a illuminating lens (Collimating Lens) 502. The mirror surface of the illuminating lens (Collimating Lens) 502 may be a spherical surface or an aspheric surface. In addition, the light source of the light emitting unit 5 can be a coherent light source or a non-coherent light source. That is, the light-emitting element 510 can be a coherent light-emitting element or a non-coherent light-emitting element. Furthermore, taking the light-emitting element 510 as a co-modulating light-emitting element, the light-emitting unit 50 is composed of a coherent light-emitting element and a collimating lens 5 0 2 , and the light-emitting element 5 0 1 It can be composed of one or more laser source (Laser) or surface-emitting laser (VCSEL) sources. In addition, taking the light-emitting element 510 as a non-coherent light-emitting element, the light-emitting unit 50 is composed of a non-coherent light-emitting element and the illumination lens (Collimating Lens) 5 0 2 , and the different 10 200809635 The illuminating element can be composed of one or more light emitting diodes (LEDs). In addition, the angle between the display angle of the image sensing unit 52 and a central axis (not shown) is between 0 and 90 degrees. Furthermore, the image sensing unit 52 is composed of a line of sensing element arrays 520 (or a plurality of line sensing element arrays 5 2 0) and an imaging lens (Imaging Lens) 5 2 1 . Furthermore, the data storage unit 53 is electrically connected to the sensor control unit 51 and the image sensing unit 52 to store the reflected light signal R sensed by the image sensing unit 52. And the computing unit is electrically connected to the sensor control unit 51 and the data storage unit 53, and the computing unit 54 is based on the reflected light signal sensed by the image sensing unit 52. R, to calculate the direction and speed of movement of the optical inductive handwriting input device relative to the detection surface S. In addition, the optical inductive handwriting input device further includes: a switching module φ 6 disposed on the housing 1 and electrically connected to the circuit board 3, wherein the switching module 6 has a digital pen and a sliding Mouse function switching mode. In other words, the optical inductive handwriting input device of the present invention can be switched to different functions depending on the needs of the user, such as a digital pen function or a mouse function. Please refer to the fourth figure, which is a schematic cross-sectional view of a second embodiment of the optical inductive handwriting input device of the present invention. As can be seen from the figure, the second embodiment of the present invention is the most different from the first embodiment in that a light-emitting unit 5 ◦ / is a light-emitting element 5 0 1 (the illumination lens 5 0 2 in the first embodiment is omitted). The light source of the light-emitting unit 5 0 > can be a 11 200809635 coherent light or a non-coherent light source. That is, the light-emitting element 510 can be a coherent light-emitting element or a non-coherent light-emitting element. Please refer to FIG. 5 for a cross-sectional view showing a third embodiment of the optical inductive handwriting input device of the present invention. As can be seen from the figure, the third embodiment of the present invention is different from the second embodiment in that the third embodiment omits the use of the imaging lens 52 in the second embodiment, and thus an image sensing unit 52 > is a line of linear sensing element array 520 (or a composition of a plurality of line sensing element arrays 5 2 亦可). Please refer to the sixth figure, which is a schematic diagram of the first embodiment of the optical inductive handwriting device of the present invention applied to the mouse function. As can be seen from the figure, the optical inductive handwriting input device of the present invention further includes: a first button 7 disposed in the housing 1 for measuring the downward pressure of the nib 20, which corresponds to a general tradition. a left button function of the mouse; a second button 8 exposed outside the casing 1 corresponding to the right button function of a conventional conventional mouse; and a roller 9 exposed outside the casing 1 is suitable for general use The traditional mouse performs the reel function, and the three function keys are electrically connected to the circuit board 3 . Please refer to the seventh figure, which is the second implementation of the optical inductive handwriting input device of the present invention applied to the mouse function. A schematic diagram of an example. As can be seen from the figure, the optical inductive handwriting input device of the present invention further includes: a first button 7 disposed in the housing 1 for measuring the downward pressure of the nib 20, which corresponds to a general tradition. a left button function of the mouse; a second button 8 exposed outside the casing 1 corresponding to the right button function of a conventional conventional mouse; and a touch pad exposed outside the casing 1 12 200809635 And the three functions 9, which are suitable for the conventional traditional mouse, are electrically connected to the circuit board 3. In summary, the optical inductive handwriting device detects the movement of the optical subtraction section by receiving a reflected light signal R′ of a surface of the σ彳贞Mobile Execution: Will =3 = electronic device to form a handwriting. Therefore, the present invention, more "white use:: the use of the seesaw' can not only reduce the manufacturing convenience, but also achieve the convenience of the user. 7 In other words, the optical inductive small size of the present invention can be made to be equivalent to the size of a ball pen used in general use, and the surface of the ruler can be used. Therefore, the present invention does not require a specific type of handwriting input device to be used for any wide range of applications (the optical sensing uses a cumbersome interface such as a digital tablet), and is convenient to carry (saving the learning inductive The handwriting input device can also be applied to; and the advantages of the multi-purpose use (the light, only the above is only the most;) of the present invention. Detailed description and drawings, but specific embodiments of the present invention In order to limit the present invention, all two of the present invention are not limited to the present invention, and the embodiments of the patent application described in the following claims should be included in the spirit of the present invention. In the field of the invention, it can be used in the field of the invention, and any of the following patents can be used in the scope of the patent. The change or modification of the method can be described as a simple description of the figure. The figure is the cross-sectional view of the first embodiment of the optical inductive handwriting input device of the present invention; the third figure is the motion detecting module of the first embodiment of the present invention; Function FIG. 4 is a cross-sectional view showing a second embodiment of the optical inductive handwriting input device of the present invention; FIG. 5 is a cross-sectional view showing a third embodiment of the optical inductive handwriting input device of the present invention; The figure is a schematic diagram of a first embodiment of the optical inductive handwriting input device applied to the mouse function; and the seventh figure is a schematic diagram of the second embodiment of the optical inductive handwriting input device applied to the mouse function of the present invention. [Main component symbol description] _ [Practical] BPC Μ Digital tablet sensor pen computer main screen • [Invention] - Housing nib 2 0 2 3 Refill circuit board 14 200809635 Image tribute communication module 4 Motion detection Measuring module 5 lighting unit lighting unit lighting element lighting lens sensor control unit image sensing unit image sensing unit line sensing component array imaging lens data storage unit arithmetic unit

切換模組 6 第一按鍵 7 第二按鍵 8 滾輪 9 觸控板 9 光源 L 反射光訊號 R 摘測表面 SSwitching Module 6 First Button 7 Second Button 8 Roller 9 Touchpad 9 Light Source L Reflected Light Signal R Extracted Surface S

Claims (1)

200809635 十、申請專利範爵: 1、一種光學感應式手寫輸入裝置,其包括: 一殼體; 一筆芯,其設置於該殼體内,並且該筆芯係具有一筆 尖,其中該筆尖係可選擇地(selectably )露出該殼 體的下端或隱藏於該殼體内; 一電路板,其設置於該殼體内並且位於該筆芯的一侧 端, 一影像資訊通訊模組,其設置於該殼體内並且電性連 接於該電路板;以及 一運動偵測模組,其設置於該殼體内並且電性連接於 該電路板,其中該運動偵測模組係包括: 一發光單元,其用於投射一光源至一债測表面以產 生一反射光訊號; 一感測器控制單元,其用以於提供一系統時脈 (system timing clock); 一影像感测單元,其電性連接於該感測器控制單 元,以感測該反射光訊號; 一資料儲存單元,其電性連接於該感測器控制單元 及該影像感測單元,以儲存該影像感測單元所感 測之該反射光訊號;以及 一運算單元,其電性連接於該感測器控制單元及該 資料儲存單元,並且該運算單元係根據該影像感 測單元所感測之該反射光訊號,以計算該光學感 16 200809635 輪人裝置相對於該彳貞測表面之運動方向 4 7 8 、n:t利範圍第1項之光學感應式手寫輸入裝置, 、如申原子筆筆頭或錯筆筆頭。 发;第1項之光學感應式手寫輸入裝置, 發光早元係為—_發光元件之光源。 、Π:利咖3項之光學感應式手寫輸入裝置, 5抑知件係由—或多㈣射光源(Lase〇 或面射型雷射(VCSEL)絲所組成。 、=請專利範圍第1項之光學感應式手寫輸入裝置, ^该發光單元係由一同調發光元件與一照明透鏡 (Collimating Lens)所組成。 女申明專利範圍第5項之光學感應式手寫輸入裝置, 其中邊如、明透鏡(Collimating Lens)之鏡面係為一球 面或非球面。 、如申請專利範圍第1項之光學感應式手寫輸入裝置, 其中5亥發光單元係為由一非同調發光元件之光源。 、如申請專利範圍第7項之光學感應式手寫輸入裝置, 其中該非同調發光元件係由一或多個發光二極體 (LED)所組成。 、如申請專利範圍第1項之光學感應式手寫輸入裝置, 其中該發光單元係由一非同調發光元件與一照明透鏡 (Collimating Lens)所組成 〇、如申請專利範圍第9項之光學感應式手寫輸入裝 17 200809635 置’其中該照明透鏡(c〇iiimating Lensy之鏡面係為 一球面或非球面。 1 1、如申請專利範圍第1項之光學感應式手寫輸入裝 置’其中該影像感測單元係由一或多個線性感測元件 陣列所組成。 1 2、如申請專利範圍第1項之光學感應式手寫輸入裝 置’其中該影像感測單元係由一線性感測元件陣列與 一成像透鏡(lmaging Lens)所組成。 1 3、如申請專利範圍第丄項之光學感應式手寫輪入裝 置’、中°亥叙光單元之擺設角度與一中心軸之夾角俜 為〇〜90度之間。. 乐 1 4、如申請專利範圍第丄項之光學感應式手寫輸入裝 置j其中該影像感測單元之擺設角度與一中心軸之夾 角係為0〜90度之間。 1 5、如申請專利範圍第1項之光學感應式手寫輪入裝 置’更進一步包括:一設置於該殼體上並電性連接於 该电路板之切換模組,其中該切換模組係具 及滑鼠功能切換模式。 聿 1 6、如中請專利範圍第1項之光學感應式手寫輸入梦 置’更進一步包括:一配置於該殼體内以測出該筆: 的向下屢力之第一按鍵、與一外露於該殼體外部之= 板並且該第—賊與該第二按鍵勉性連接於 7、如申請專利範園第1項之光學感應式手寫輪入裝 18 200809635 置,更進一步包括:一用於執行一捲轴功能之滾輪 (roller)或觸控板(touchpad),其中該滚輪(roller) 或該觸控板(touch pad)係外露於該殼體外部並且電 性連接於該電路板。200809635 X. Patent application: 1. An optical inductive handwriting input device comprising: a housing; a core disposed in the housing, and the refill having a tip, wherein the nib is Selectively exposing or hiding the lower end of the housing; a circuit board disposed in the housing and located at one side of the refill, an image information communication module disposed on The housing is electrically connected to the circuit board; and a motion detecting module is disposed in the housing and electrically connected to the circuit board, wherein the motion detecting module comprises: a lighting unit For projecting a light source to a debt measurement surface to generate a reflected light signal; a sensor control unit for providing a system timing clock; an image sensing unit, the electrical Connected to the sensor control unit to sense the reflected light signal; a data storage unit electrically connected to the sensor control unit and the image sensing unit to store the image sensing unit Sensing the reflected light signal; and an operation unit electrically connected to the sensor control unit and the data storage unit, and the operation unit is based on the reflected light signal sensed by the image sensing unit Calculating the optical sensation 16 200809635 The optical sensor type handwriting input device of the first item of the wheel device with respect to the motion direction of the test surface 4 7 8 , n: t range, such as the stylus pen tip or the wrong pen tip. The optical inductive handwriting input device of the first item, the light-emitting element is a light source of the light-emitting element. Π: Liga 3 optical inductive handwriting input device, 5 suppression components are composed of - or more (four) source (Lase 〇 or face-emitting laser (VCSEL) wire., = Please patent range 1 The optical inductive handwriting input device, the illumination unit is composed of a coherent light-emitting element and an illumination lens (Collimating Lens). The invention claims the optical inductive handwriting input device of the fifth item, wherein The mirror surface of the lens (Collimating Lens) is a spherical or aspherical surface. The optical inductive handwriting input device according to claim 1, wherein the 5 illuminating unit is a light source composed of a non-coherent illuminating element. The optical inductive handwriting input device of the seventh aspect of the invention, wherein the non-coherent light emitting component is composed of one or more light emitting diodes (LEDs), and the optical inductive handwriting input device according to claim 1 of the patent scope, The light-emitting unit is composed of a non-coherent light-emitting element and an illumination lens (Collimating Lens), and the optical inductive handwriting input device of claim 9 is applicable. 200809635 'In the case of the illumination lens (the mirror surface of the c〇iiimating Lensy is a spherical or aspherical surface. 1 1. The optical inductive handwriting input device of claim 1 of the patent scope) wherein the image sensing unit is one or The invention is composed of an array of a plurality of line sensing elements. 1 2. The optical inductive handwriting input device of claim 1 wherein the image sensing unit is composed of a line of sensing elements and an imaging lens (lmaging Lens) 1. 3, as in the patent application scope of the third item of the optical inductive hand-held wheel-in device, the angle between the angle of the display of the medium-angle light unit and a central axis is between 〇~90 degrees.. Le 1 4 For example, the optical inductive handwriting input device j of the scope of the patent application is wherein the angle between the display angle of the image sensing unit and a central axis is between 0 and 90 degrees. 1 5, as claimed in the first item The optical inductive handwriting wheeling device further includes: a switching module disposed on the housing and electrically connected to the circuit board, wherein the switching module is equipped with a function of a mouse聿1 6. The optical inductive handwriting input dream of the first item of the patent scope further includes: a first button disposed in the casing to measure the downward force of the pen: And an optical inductive handwriting wheel loading 18 200809635 which is exposed to the outside of the casing and the first thief and the second button are connected to 7, and further includes a roller or a touchpad for performing a reel function, wherein the roller or the touch pad is exposed outside the housing and electrically connected to the touchpad Circuit board.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI401587B (en) * 2010-01-08 2013-07-11 Integrated Digital Tech Inc Stylus and touch input system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI401587B (en) * 2010-01-08 2013-07-11 Integrated Digital Tech Inc Stylus and touch input system
US8917262B2 (en) 2010-01-08 2014-12-23 Integrated Digital Technologies, Inc. Stylus and touch input system

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