TW201128481A - Panel with proximity sensing function - Google Patents

Panel with proximity sensing function Download PDF

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Publication number
TW201128481A
TW201128481A TW99109402A TW99109402A TW201128481A TW 201128481 A TW201128481 A TW 201128481A TW 99109402 A TW99109402 A TW 99109402A TW 99109402 A TW99109402 A TW 99109402A TW 201128481 A TW201128481 A TW 201128481A
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Taiwan
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substrate
panel
proximity sensing
proximity
sensing unit
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TW99109402A
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Chinese (zh)
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TWI412969B (en
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Yi-Ta Chen
Jun-Hua Yeh
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Edamak Corp
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Priority to TW99109402A priority Critical patent/TWI412969B/en
Priority to US13/019,614 priority patent/US20110193818A1/en
Publication of TW201128481A publication Critical patent/TW201128481A/en
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Publication of TWI412969B publication Critical patent/TWI412969B/en

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Abstract

The disclosure is a panel with proximity sensing function, which includes a substrate and one or more proximity sensor unit. The proximity sensor unit is formed on the peripheral of a substrate of the panel which reduces cost and a complexity of the system. The proximity sensor unit generates a sense signal for sensing an object. The sense circuit receives the sense signal and generates a control signal.

Description

201128481 六、發明說明: ί’發明所屬之技術領域】 · 本發明係關於為一種面板’特別是關於一種具近接感應功能之面板。 【先前技術】 隨著光電科技的發展,近接切換裝置已被大量運用在不同的機器上, 例如:智慧性手機、運輸工具之購票系統'數位照像機、遙控器與液晶勞 幕等。常見的近接切換裝置(Proximity Device)包括如近接感測器 (Proximity sensor)與觸摸面板(touch panel)等’主要用以切換系統狀 態》近接感測器之運作方式為:當一物體靠近感測器之感應範圍内,近接 感測器在觸及該物體或不觸及物體的狀況下,經由近接感應之方式得知該 物體所在之位置,近接感測器將感應所得之信號轉變為一電子訊號,系統 或機器會依據該電子訊號做出適當的反應,達成控制系統狀態之目的。 近接感測器又稱近接開關(proximity Switch),應用在許多液晶電視、 電源開關、家電開關、門禁系統、手持式遙控器與手機等,近年來,更是 這些裝置與設備不可或缺的角色之一。它負責偵測物體是否靠近,以便讓 控制器了解目前物體所在之位置。以家電應用來說,近接感測器被大量用 在燈源的控制上’只要靠近近接感測器或碰觸近接感測器,依據感測訊號 燈源就可進行開或關之動作。而近接感測器之種類及外型琳琅滿目,係為 長方型、四方型、圓柱型、圓孔型、溝型、多點型等β依其原理可分成以 下4種類型:電感式、電容式、光電式與磁氣式。 請參考第1圖,其為一般電容式近接感應系統1〇0功能方塊圖,其包 3 201128481 括·物件10、近接感應單元1〇1、感測電路1〇5與微控制器鄕。當物件 1〇靠近接感應單元401時,近接感應單元10靖感叙.電容量會隨絲件 之距離而產生變動,此時,由振遭器102產生之振盈頻率/波幅之大小會依 據物件之距離而改變並產生一振盈訊號。而檢波電路103雜振盈訊號為 固定直流電壓並傳送至輪出電路1Q4,輸出電路104用以接受EI定直流電 壓並增強驅動力為輸出訊號,並傳送至微控制器1〇6 &受控之負載端。 現今各式各樣的顯示面板已經大幅地應用於不同之裝置,為了實現觸 控面板互喊之概念’先前技術於面板之周邊增設__具近賊應功能之面 板’包括:電路板(PCB)、近接感應單元、感測電路與微控制器。如第2圖 所示者’其為先前技術觸控面板之上視圖,其包括:觸控面板130、近接 感應單元140與電路板(pCB)15〇帛3圖則為先前技術電容式觸控面板之結 構圖。 參考第2圖與第3圖可得知,先前技術之作法,須於觸控面板之外部 另增設至卜個t _(PCB),郷個狀近賊鮮減置職別之電路 板(B)之上此種作法將使得成本變高,且增力口系統繞線之複雜度而使得 系統難於整合。因此,在面板的細上,如何使得近縣鮮元製作於面 板上的成本能_健祕纽繞狀度,絲絲互賦面板開發 的重要議題。 【發明内容】 種具近接感應魏之面板,包含基板與至少—個近接 _單7〇。先前技術必需额外增設至少—織路板(pCB)並放置至少一個近 接感應單7L ’本發賴岐製作硫之過程,啊,紐接錢單元形成 201128481 於面板之基板’使得成本降低並減少系統繞線之複雜度。 本'發-明-更出二種具近接感應功能之面板2....包括..基板?.至少„ **τ,個.近 接感應單元與至少一個感測電路。近接感應單元形成於基板周邊,近接感 應單元感應物件之靠近而產生所對應之一感應訊號。感測電路,連接近接 感應單元,用以接收感應訊號而產生一控制訊號。 為讓本發明之上述和其他目的、特徵、和優點能更明顯易懂,下文特 舉數個較佳實施例’並配合所附圖式,作詳細說明如下: 【實施方式】 本發明提出一種具近接感應功能之面板,包含基板與至少一個近接感. 應單元。藉由將近接感應單元直接形成於各種不同面板之基板周邊’使得 整體製作成本降低並降低系統繞線之複雜度,使得所應用的基板具有近接 感應功能’而使得採用此面板的機器能達到更佳的人機互動效果。形成於 •面板之周邊’可在不影響原面板製作的流程上,利用面板之周邊窄邊來製 作近接感應單元,並設法將近接感應單元的製作整合入面板的製作流程, 如此,即可大幅降低近接感應單元所需的成本。 請參考第4圖,其為本發明具近接感應功能之面板200之具近接感應 功能之面板130之功能方塊圖,其中,具近接感應功能之面板2〇〇包含: 面板130、至少一個近接感應單元140與至少一個感測電路160〇近接感 應單元140形成於基板130周邊,其可依據物件1〇之靠近而產生所對應 之近接感應訊號’且近接感應訊號之大小係依據物件之距離遠近來改 變。感測電路160用以接收近接感應訊號而產生控制訊號。微控制器17〇 連接感測電路160,用以接收控制訊號並進行計算而產生座標資訊(χ,γ)。 5 201128481 微控制器170可利用此座標資訊(X,Y)進行手勢方向之判斷,例如:物件由 左至右、由右至左、.由左斜至右斜、由右斜至左斜·.、由土至干、由下至上、 兩物件放大、兩物件縮小等等。如此,即可實現使用者與各種面板的互動 手勢。 其中,近接感應單元140係為以下之任意組合:電容式近接感應單元、 電感式近接感應單元、光電式近接感應單元與磁氣式近接感應單元。亦即, 在實做上,可以採取一種近接感應單元製作在面板上,或者,採取多種近 接感應單元製作在面板上。 電容式近接感應單元係利用該物件10之距離遠近而改變感應訊號之大 小,其中’感應訊號之大小係為電容量之變化。感測電路160内之振盡電 路依據電容量之變化而改變振盪頻率/振幅之大小,並依據此振盪頻率/振幅 之大小產生控制訊號而輸出至微控制器170。 電感式近接感應單元係利用物件之距離而改變感應訊號之大小,其 中’感應訊號之大小係為電感量之變化·>感測電路160内之振盈電路係藉 由電感量之變化而改變振盪頻率/振幅之大小,並依據此振盪頻率/振幅之大 小產生控制訊號而輸出至微控制器170。 其中電容式與電感式之近接感應單元之形狀可選自:圓形、方形、橢 圓形、星形、心形、螺旋形、空心狀或任意形狀。 光電式近接感應單元包含:光發射器與光接收器,其運作之原理係利 用光發射器發射一光源,該光源係為紅外線。光電式近接感應單元接收藉 由物體表面反射回來之光量強度並產生近一光源訊號,且感測電路160係 依據光源訊號之光量強度來產生電子訊號並輸出至微控制器170。 201128481 磁氣式近接感應單元係為磁性感應元件,其運作之原理係利用外部之 .磁..ϋ物_件>靠磁氣式.近接感.應.單.TQ 磁氣式.近接感應單元之磁性感.應元件是 由二片鐵性簧片所形成之接點》當磁性物件接近時,磁氣式近接感應單元 之鐵性簧片感應大量之磁性’而使得接點因此而導通。感測電路16〇依據 該接點來產生電子訊號並輸出至微控制器170。 其中,近接感應單元140係形成於:基板之上表面、基板之下表面、 基板之側面或基板上下表面。其中,具近接感應功能之面板之基板係選自: 投射電容式觸控面板之基板、表面電容式觸控面板之基板、電阻式觸控面 板之基板、超音波觸控面板之基板、紅外線觸控面板之基板、有機發光二 極體面板(OLED)之基板、液晶面板之基板、電子紙之基板、玻璃基板、塑 膠基板(PET)基板與壓克力基板。 以下’第5圖、第6圖與第7圖之實施例,將分別列舉三個採用電容 式與電感式近接感應單元之面板實施例。 接著,請參考第5圖,其說明具近接感應功能之面板之第一實施例上 視圖,近接感應單元141係採用方形之設計。 接著,請參考第6圖,其說明具近接感應功能之面板之第二實施例上 視圖近接感應單元142係採用螺旋形之設計。 接著’請參考第7圖,其說明具近接感應功能之面板之第三實施例上 視圖,其中,近接感應單元彳43係採用圓形之設計。 接著,第8圖〜第13圖將分別列舉六個具近接感應功能形成於觸控面 板之位置之實施例。其餘形成於OLED面板之基板、液晶面板之基板或電 子紙之基板等,由於其原理皆相同,不再贅述。 201128481 接者’請參料8 @ ’其綱具近賊應魏之電容式赌面板之剖 裔圖’其中,具近接感應功能之I容式觸拴面板,201蚀:第-電極層.,21〇、 基板220、第二電極層23〇與近接感應單元14〇。由於第一電極層加與 第-電極層23G分別位於基板220的上下表面,因此,近接感應單元,4〇 可形成於第-f極層21〇與第二電極層23Q之上表面或者下表面,或者上 下表面均形成。 接著,請參考第9圖,其說明具近接感應功能之電阻式觸控面板之剖 面圖,其中,具近接感應功能之電阻式面板301包括:第一基板31〇、隔 離點320(spacer)、第二基板330與近接感應單元14〇。由於第一基板31〇 與第二基板330的表面具有電極層’因此,近接感應單元14〇可形成於第 一基板220表面或第二基板230表面。 接者,请參考第10圖,其說明具近接感應功能之全平面電容式觸控面 板之剖面圖’其中,具近接感應功能之全平面電容式觸控面板400包括: 近接感應單元140、覆蓋層402、外殼404、保護層406與液晶面板408 » 其中’近接感應單元140可形成於覆蓋層402之下表面,覆蓋層402可以 是玻璃層或塑膠層(PET)或壓克力層、 接著’請參考第11圖,其說明具近接感應功能之全平面電阻式觸控面 板之結構圖’其中,具近接感應功能之全平面電阻式面板410包括:近接 感應單元140、第一基板310、隔離點320(spacer)、第二基板330、覆蓋 層402、外殼404與液晶面板408。其中,近接感應單元140可形成於覆 盘層402之下表面。 接著,請參考第12圖,其說明具近接感應功能之光學式面板之剖面圖 201128481 之結構圖’其中,具近接感應功能之光學式面板420包括:近接感應單元 14〇、覆蓋層4〇2_、外殼404、液晶面板408,光源發射器422、光源接收 器424與隔離物426。其中,近接感應單元14〇可形成於覆蓋層4〇2之上 表面或下表面,第12圖的實施例係為形成於覆蓋層402的下表面。 接著,請參考第13圖,其說明具近接感應功能之音波式面板之剖面圖, 其中’具近接感應功能之音波式面板440包括:近接感應單元140、覆蓋 鲁 層402與外殼4〇4、液晶面板408、音波發射器442與音波接收器444。 其中’近接感應單元140可形成於覆蓋層402之下表面。 雖然本發明之較佳實施例揭露如上所述’然其並非用以限定本發明, 任何熟習相關技藝者,在不脫離本發明之精神和範圍内,當可作些許之更 動與潤飾,因此本發明之專利保護範圍須視本說明書所附之申請專利範圍 所界定者為準。 【圖式簡單說明】 • 第1圖係為電容式近接感應系統功能方塊圖(先前技術); 第2圖係為先前技術觸控面板之上視圖(先前技術); 第3圖係為先前技術觸控面板之結構圖(先前技術); 第4圖係為具近接感應功能之面板之系統功能方塊圖; 第5圖係為具近接感應功能之面板之第一實施例上視圖; 第6圖係為具近接感應功能之面板之第二實施例上視圖; 第7圖係為具近接感應功能之面板之第三實施例上視圖; 第8圖係為具近接感應功能之電容式觸控面板之剖面圖; 第9圖係為具近接感應功能之電阻式觸控面板之部面圖; 201128481 第1〇圖係為具近接感應功能之全平面電容式觸控面板之剖面圖; 第'11圓係為具近接感應功能之全平面電阻-式觸控面.板之剖面圖; 第12圖係為具近接感應功能之光學式面板之剖面圖;及 第13圖係為具近接感應功能之音波式面板之剖面圖。 【主要元件符號說明】 10 物件 1〇〇 電容式近接感應系統 101 近接感應單元 102 振盪電路 103 檢波電路 104 輸出電路 105 感測電路 106 微控制器 130 觸控面板 140 近接感應單元 141 . 方形近接感應單元 =142 螺旋形近接感應單元 143 圓形近接感應單元 150 電路板 160 感測電路 170 微控制器 200 具近接感應功能之面板 201128481201128481 VI. DESCRIPTION OF THE INVENTION: TECHNICAL FIELD OF THE INVENTION The present invention relates to a panel, and more particularly to a panel having a proximity sensing function. [Prior Art] With the development of optoelectronic technology, the proximity switching device has been widely used in different machines, such as smart phone, transportation ticket purchasing system, digital camera, remote control and LCD screen. Common Proximity Devices include proximity sensors such as Proximity sensors and touch panels, which are mainly used to switch system states. The proximity sensor operates when an object is close to the sensing. In the sensing range of the device, when the proximity sensor touches the object or does not touch the object, the position of the object is known by proximity sensing, and the proximity sensor converts the signal obtained by the sensor into an electronic signal. The system or machine will respond appropriately according to the electronic signal to achieve the purpose of controlling the state of the system. Proximity sensors, also known as proximity switches, are used in many LCD TVs, power switches, appliance switches, access control systems, handheld remote controls and mobile phones. In recent years, they have been indispensable for these devices and devices. one. It is responsible for detecting the proximity of an object so that the controller knows where the current object is. In the case of home appliance applications, the proximity sensor is used in a large number of control of the light source. As long as it is close to the proximity sensor or touches the proximity sensor, the light source can be turned on or off according to the sensing signal source. The types of proximity sensors and their appearance are numerous, such as rectangular, square, cylindrical, circular, groove, multi-point, etc. According to their principle, they can be divided into the following four types: inductive and capacitive. Type, photoelectric and magnetic. Please refer to FIG. 1 , which is a functional block diagram of a general capacitive proximity sensing system. The package 3 201128481 includes an object 10 , a proximity sensing unit 1 , a sensing circuit 1〇5 and a microcontroller 鄕. When the object 1 is close to the sensing unit 401, the proximity sensing unit 10 senses that the capacitance will vary with the distance of the wire. At this time, the amplitude of the vibration frequency/amplitude generated by the oscillator 102 will be based on The distance of the object changes and produces a vibration signal. The detection circuit 103 has a fixed DC voltage and is transmitted to the wheel circuit 1Q4. The output circuit 104 is configured to receive the EI constant DC voltage and enhance the driving force as an output signal, and transmit the signal to the microcontroller 1〇6 & Control the load side. Nowadays, various display panels have been widely applied to different devices, in order to realize the concept of mutual screaming of touch panels. 'Previous technology is added to the periphery of the panel __The panel with the function of the thief should be included: PCB (PCB) ), proximity sensing unit, sensing circuit and microcontroller. As shown in FIG. 2, which is a top view of the prior art touch panel, the touch panel 130, the proximity sensing unit 140, and the circuit board (pCB) 15〇帛3 are prior art capacitive touches. The structural diagram of the panel. Referring to Figures 2 and 3, it can be seen that the prior art method has to be added to the outside of the touch panel to add a _ (PCB) to the circuit board (B). This method will make the cost higher, and the complexity of the power-up system winding makes the system difficult to integrate. Therefore, on the thinness of the panel, how to make the cost of the production of the fresh yuan on the panel can be an important issue in the development of the panel. SUMMARY OF THE INVENTION A proximity sensing panel is provided, comprising a substrate and at least one contiguous _ single 7 〇. The prior art must additionally add at least a weaving board (pCB) and place at least one proximity sensor single 7L 'the process of making sulfur by the hairpin, ah, the new money unit forms 201128481 on the substrate of the panel' to reduce costs and reduce the system The complexity of winding. This 'fab-ming-more two types of panels with proximity sensing function 2....including: substrate?. At least „ ττ, a. proximity sensing unit and at least one sensing circuit. The proximity sensing unit is formed in The sensing circuit is connected to the proximity sensing unit to receive the sensing signal to generate a control signal. The above and other objects and features of the present invention are provided in the vicinity of the substrate. The advantages and advantages of the present invention can be more clearly understood. The following is a detailed description of several preferred embodiments, which are described below with reference to the accompanying drawings: [Embodiment] The present invention provides a panel with a proximity sensing function, including a substrate and at least A proximity sensor. The unit is formed by directly connecting the proximity sensing unit to the substrate periphery of the various panels, which reduces the overall manufacturing cost and reduces the complexity of the system winding, so that the applied substrate has a proximity sensing function. The machine on this panel can achieve better human-computer interaction effect. It can be used in the process of “the perimeter of the panel”, which can be used without affecting the original panel production process. The narrow side of the panel is used to make the proximity sensing unit, and the production process of the proximity sensing unit is integrated into the manufacturing process of the panel, so that the cost required for the proximity sensing unit can be greatly reduced. Please refer to FIG. 4, which is the present invention. The functional block diagram of the panel 130 with the proximity sensing function of the panel 200 with the proximity sensing function, wherein the panel 2 with the proximity sensing function includes: the panel 130, at least one proximity sensing unit 140 and at least one sensing circuit 160〇 The proximity sensing unit 140 is formed on the periphery of the substrate 130, and the corresponding proximity sensing signal is generated according to the proximity of the object 1', and the size of the proximity sensing signal is changed according to the distance of the object. The sensing circuit 160 is configured to receive the proximity The control signal is generated by the sensing signal. The microcontroller 17 is connected to the sensing circuit 160 for receiving the control signal and performing calculation to generate coordinate information (χ, γ). 5 201128481 The controller 170 can utilize the coordinate information (X, Y) judge the direction of the gesture, for example: object from left to right, from right to left, from left to right, from right to left ·. From soil to dry, from bottom to top, two objects zoom in, two objects are reduced, etc. In this way, the user can interact with various panels. Among them, the proximity sensor unit 140 is any combination of the following: capacitor Close proximity sensing unit, inductive proximity sensing unit, photoelectric proximity sensing unit and magnetic proximity sensing unit. That is, in practice, a proximity sensing unit can be used to make the panel, or a plurality of proximity sensing units can be adopted. The capacitive proximity sensing unit changes the size of the sensing signal by using the distance of the object 10, wherein the size of the sensing signal is a change of capacitance. The vibration circuit in the sensing circuit 160 is based on the capacitance. The magnitude of the oscillation frequency/amplitude is changed by the change, and a control signal is generated according to the magnitude of the oscillation frequency/amplitude to be output to the microcontroller 170. The inductive proximity sensing unit changes the size of the sensing signal by using the distance of the object, wherein 'the size of the sensing signal is the change of the inductance.> The vibration circuit in the sensing circuit 160 is changed by the change of the inductance. The magnitude of the oscillation frequency/amplitude is generated, and a control signal is generated according to the magnitude of the oscillation frequency/amplitude and output to the microcontroller 170. The shape of the capacitive and inductive proximity sensing unit may be selected from the group consisting of: circular, square, elliptical, star, heart, spiral, hollow or any shape. The photoelectric proximity sensing unit comprises: a light emitter and a light receiver, the principle of operation of which is to emit a light source by using a light emitter, the light source being infrared light. The photoelectric proximity sensing unit receives the intensity of the light reflected from the surface of the object and generates a near-light source signal, and the sensing circuit 160 generates an electronic signal according to the intensity of the light source signal and outputs the signal to the microcontroller 170. 201128481 Magnetic gas proximity sensor unit is a magnetic induction component, the principle of its operation is to use the external. Magnetic.. ϋ物_件> by magnetic gas. Proximity. Should be. Single. TQ magnetic gas. Proximity induction The unit is magnetically sexy. The component is a contact formed by two pieces of iron reeds. When the magnetic object is close, the magnetic reed of the magnetic proximity sensor senses a large amount of magnetic ', which makes the contact conductive. . The sensing circuit 16 generates an electronic signal based on the contact and outputs it to the microcontroller 170. The proximity sensing unit 140 is formed on the upper surface of the substrate, the lower surface of the substrate, the side surface of the substrate, or the upper and lower surfaces of the substrate. The substrate with the proximity sensing function is selected from the group consisting of: a substrate for projecting a capacitive touch panel, a substrate for a surface capacitive touch panel, a substrate for a resistive touch panel, a substrate for an ultrasonic touch panel, and an infrared touch. The substrate of the control panel, the substrate of the organic light emitting diode panel (OLED), the substrate of the liquid crystal panel, the substrate of the electronic paper, the glass substrate, the plastic substrate (PET) substrate and the acrylic substrate. In the following embodiments of Figs. 5, 6, and 7, three panel embodiments using a capacitive and inductive proximity sensing unit will be respectively listed. Next, please refer to FIG. 5, which illustrates a top view of a first embodiment of a panel having a proximity sensing function, and the proximity sensing unit 141 is of a square design. Next, please refer to Fig. 6, which illustrates a second embodiment of the panel having a proximity sensing function. The proximity proximity sensing unit 142 is of a spiral design. Next, please refer to Fig. 7, which illustrates a third embodiment of a panel having a proximity sensing function, wherein the proximity sensing unit 43 has a circular design. Next, Fig. 8 to Fig. 13 respectively show six embodiments in which the proximity sensing function is formed at the position of the touch panel. The rest of the substrate formed on the substrate of the OLED panel, the substrate of the liquid crystal panel, or the substrate of the electronic paper, etc., are the same, and will not be described again. 201128481 Receiver 'Please refer to 8 @ 'The outline of the near thief should be Wei's capacitive gambling panel's dissecting map', among them, the capacitive touch panel with proximity sensing function, 201 etch: the first electrode layer. 21A, the substrate 220, the second electrode layer 23A and the proximity sensing unit 14A. Since the first electrode layer and the first electrode layer 23G are respectively located on the upper and lower surfaces of the substrate 220, the proximity sensing unit can be formed on the upper surface or the lower surface of the first-f-pole layer 21 and the second electrode layer 23Q. , or both upper and lower surfaces are formed. Next, please refer to FIG. 9 , which illustrates a cross-sectional view of a resistive touch panel with a proximity sensing function, wherein the resistive panel 301 having a proximity sensing function includes: a first substrate 31 〇, an isolation point 320 (spacer), The second substrate 330 is adjacent to the proximity sensing unit 14A. Since the surfaces of the first substrate 31 and the second substrate 330 have electrode layers ', the proximity sensing unit 14 can be formed on the surface of the first substrate 220 or the surface of the second substrate 230. Referring to FIG. 10, a cross-sectional view of a full-plane capacitive touch panel having a proximity sensing function is illustrated. The full-surface capacitive touch panel 400 having a proximity sensing function includes: a proximity sensing unit 140, and an overlay. The layer 402, the outer casing 404, the protective layer 406 and the liquid crystal panel 408 » wherein the 'near sensing unit 140 can be formed on the lower surface of the cover layer 402, and the cover layer 402 can be a glass layer or a plastic layer (PET) or an acryl layer, followed by Please refer to FIG. 11 , which illustrates a structural diagram of a full-plane resistive touch panel with a proximity sensing function. The full-surface resistive panel 410 with a proximity sensing function includes a proximity sensing unit 140 , a first substrate 310 , A spacer 320, a second substrate 330, a cover layer 402, a case 404, and a liquid crystal panel 408. The proximity sensing unit 140 may be formed on a lower surface of the overlay layer 402. Next, please refer to FIG. 12, which illustrates a structural view of a cross-sectional view of the optical panel with proximity sensing function 201128481. The optical panel 420 having a proximity sensing function includes: a proximity sensing unit 14A, a cover layer 4〇2_ The housing 404, the liquid crystal panel 408, the light source emitter 422, the light source receiver 424, and the spacer 426. The proximity sensing unit 14A may be formed on the upper surface or the lower surface of the cover layer 4〇2, and the embodiment of FIG. 12 is formed on the lower surface of the cover layer 402. Next, please refer to FIG. 13 , which illustrates a cross-sectional view of a sound wave panel with a proximity sensing function, wherein the sound wave panel 440 having a proximity sensing function includes: a proximity sensing unit 140, a cover layer 402 and a housing 4〇4, The liquid crystal panel 408, the sound wave transmitter 442, and the sound wave receiver 444. Wherein the proximity sensing unit 140 can be formed on the lower surface of the cover layer 402. While the preferred embodiment of the present invention has been described above, it is not intended to limit the invention, and it is obvious to those skilled in the art that the invention may be modified and modified without departing from the spirit and scope of the invention. The patent protection scope of the invention is subject to the definition of the scope of the patent application attached to the specification. [Simple diagram of the diagram] • Figure 1 is a functional block diagram of a capacitive proximity sensing system (prior art); Figure 2 is a top view of a prior art touch panel (prior art); Figure 3 is a prior art The structure of the touch panel (prior art); the fourth figure is a system function block diagram of the panel with the proximity sensing function; the fifth figure is the top view of the first embodiment of the panel with the proximity sensing function; FIG. 7 is a top view of a third embodiment of a panel with a proximity sensing function; FIG. 8 is a top view of a capacitive touch panel with a proximity sensing function; Figure 9 is a cross-sectional view of a resistive touch panel with a proximity sensing function; 201128481 Figure 1 is a cross-sectional view of a full-plane capacitive touch panel with a proximity sensing function; The circular system is a cross-sectional view of a full-plane resistive-type touch surface with a proximity sensing function; the 12th is a sectional view of an optical panel with a proximity sensing function; and the 13th is a proximity sensing function. Section of the acoustic panel Figure. [Main component symbol description] 10 Object 1 〇〇 Capacitive proximity sensing system 101 Proximity sensing unit 102 Oscillation circuit 103 Detecting circuit 104 Output circuit 105 Sense circuit 106 Microcontroller 130 Touch panel 140 Proximity sensing unit 141 . Square proximity sensing Unit = 142 Spiral proximity sensing unit 143 Circular proximity sensing unit 150 Circuit board 160 Sensing circuit 170 Microcontroller 200 Panel with proximity sensing function 201128481

201 電容式觸控面板201 210 第一電極層 220 基板 230 第二電極層 301 電阻式面板201 310 第一基板 320 隔離點 330 第二基板 400 全平面電容式觸控面板 402 覆蓋層402 404 外殼 406 保護層 408 液晶面板 410 全平面電阻式面板 420 光學式面板 422 光源發射器 424 光源接收器 426 隔離物 440 音波式面板 442 音波發射器 444 音波接收器 11201 capacitive touch panel 201 210 first electrode layer 220 substrate 230 second electrode layer 301 resistive panel 201 310 first substrate 320 isolation point 330 second substrate 400 full-plane capacitive touch panel 402 cover layer 402 404 housing 406 Protective layer 408 Liquid crystal panel 410 Full-surface resistive panel 420 Optical panel 422 Light source emitter 424 Light source receiver 426 Isolation 440 Sound wave panel 442 Sound wave transmitter 444 Sound wave receiver 11

Claims (1)

201128481 七、申請專利範圍: 1. 一種具近接感應功能之面板,包含: 一基板; 至少一個近接感應單元’形成於該基板周邊,該近接感應單元用以感 應一物件之靠近而產生一感應訊號;及 至少一個感測電路,連接該近接感應單元,用以接收該感應訊號而產 生一控制訊號。 2. 如請求項1之面板,其中該近接感應單元係選自:一電容式近接感應單 元、一電感式近接感應單元、一光電式近接感應單元與一磁氣式近接感應 單元。 3-如請求項1之面板,其中該近接感應單元之形狀係選自:一圓形、一方 形、一橢圓形、一星形-------螺旋形與一空心狀。 4·如請求項1之面板,其中該近接感應單元包含: 一光發射器’用以發射一光線;及 一光接收器’用以接受該光線,依據該光線之光量強度而產生該感應 訊號。 5. 如請求項1之面板,其中該近接感應單元包含: 一磁性感應7L件,用以感測外面一磁性物件,並使得該磁性感應元件 之一接點產生閉合,而產生該感應訊號。 6. 如請求項1之面板,其中該基板係選自:一投射電容式觸控面板之基 板、-表面電容搞控面板之基板、—電阻式馳面板之基板、一超音波 觸控面板之基板、紅外_控面板之基板、—有.光二極體面板之基板、 12 201128481 一液晶面板之基板、一電子紙之基板、一玻璃基板、一塑膠基板與一壓克 力棊板。 7.如請求項1之面板,其中該近接感應單元係形成於該基板之上表面、該 基板之下表面、該基板之側面或該基板上下表面。201128481 VII. Patent application scope: 1. A panel with a proximity sensing function, comprising: a substrate; at least one proximity sensing unit formed on the periphery of the substrate, the proximity sensing unit for sensing the proximity of an object to generate an inductive signal And at least one sensing circuit connected to the proximity sensing unit for receiving the sensing signal to generate a control signal. 2. The panel of claim 1, wherein the proximity sensing unit is selected from the group consisting of: a capacitive proximity sensing unit, an inductive proximity sensing unit, a photoelectric proximity sensing unit, and a magnetic gas proximity sensing unit. 3-. The panel of claim 1, wherein the shape of the proximity sensing unit is selected from the group consisting of: a circle, a square shape, an elliptical shape, a star shape, a spiral shape, and a hollow shape. 4. The panel of claim 1, wherein the proximity sensor unit comprises: a light emitter 'for emitting a light; and a light receiver' for receiving the light, and generating the sensing signal according to the intensity of the light. . 5. The panel of claim 1, wherein the proximity sensing unit comprises: a magnetic sensing 7L member for sensing an outer magnetic object and causing a contact of the magnetic sensing element to be closed to generate the sensing signal. 6. The panel of claim 1, wherein the substrate is selected from the group consisting of: a substrate of a projected capacitive touch panel, a substrate of a surface capacitance control panel, a substrate of a resistive chirp panel, and an ultrasonic touch panel. The substrate, the substrate of the infrared control panel, the substrate with the light diode panel, the substrate of 12 201128481 a liquid crystal panel, the substrate of an electronic paper, a glass substrate, a plastic substrate and an acrylic fascia. 7. The panel of claim 1, wherein the proximity sensing unit is formed on an upper surface of the substrate, a lower surface of the substrate, a side of the substrate, or an upper surface of the substrate. 1313
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TWI512566B (en) * 2013-10-02 2015-12-11 Novatek Microelectronics Corp Touch control detecting apparatus and method thereof
KR102238813B1 (en) * 2014-01-28 2021-04-09 엘지이노텍 주식회사 Touch window
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