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TW201105181A - Electro-static discharge module and mobile phone using same - Google Patents

Electro-static discharge module and mobile phone using same Download PDF

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Publication number
TW201105181A
TW201105181A TW98125013A TW98125013A TW201105181A TW 201105181 A TW201105181 A TW 201105181A TW 98125013 A TW98125013 A TW 98125013A TW 98125013 A TW98125013 A TW 98125013A TW 201105181 A TW201105181 A TW 201105181A
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Taiwan
Prior art keywords
voltage
unit
electrostatic
static
static electricity
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Application number
TW98125013A
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Chinese (zh)
Inventor
Hsing-Yuan Hsieh
Original Assignee
Fih Hong Kong Ltd
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Priority to TW98125013A priority Critical patent/TW201105181A/en
Publication of TW201105181A publication Critical patent/TW201105181A/en

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Abstract

An electro-static discharge module and a mobile phone using same are disclosed. The electro-static discharge module includes an electro-static reception unit and an electro-static protection unit. The electro-static reception unit is used to receive electro-static in the human body, and transfers the electro-static to the electro-static protection unit. The electro-static protection unit clamps instant electro-static voltage of the electro-static and suppresses the high instant electro-static voltage.

Description

201105181 六、發明說明: 【發明所屬之技術領域】 本發日歸及―種靜姆放顧及具該靜轉放敝之行 ° ^ 【先前技術】 隨著科學技摘^之不斷發展及人 之服飾、衣著也更加多樣化益提高’人們 物、倚品等深受各界人士轉。 从皮革聽學纖維衣 但由於這些補容轉擦產生靜電, 壓釋放時產生讀大H=问 康,還容易使-些電子產品遭受破】使人也又電擊,影響身體健 :::在订動電話上’ _般會裝設金 上,該金屬網罩起到防塵及伴早財錢I同 由此入她:作用’但同時也會使靜電放電 由此入知而破壞移動電話内部電路 电 【發明内容】 模組情上述問通’有必要提供—種帶靜電釋放功能之靜電釋放 一種種具有崎靜轉細汉行動電話。 及一靜電伴 靜電釋放模組包括一靜電接收單元 電,並將單—讀所帶之靜 產生之瞬間靜電電壓起籍位=用早1所述靜電保護單元對靜電 i具有靜_放模組之行動電壓° 若干金屬器件,所述靜電釋,該行動電話外表面包括 砰现衩組包括一靜電接收單元及一靜電 201105181 保護單元,所述靜電接收單元用於接 靜電傳送至靜電保護單元,所述靜電伴J所=靜電’並將該 靜電獅練糊灿錄蝴產生之瞬間 相較習知技術,所述靜電釋放模 ^ 屬_人體之靜電導入行動電話,該靜電; 截止電壓’這樣,即可保護行動二: 件不又相壞,也可保護使用者不被電擊。 【實施方式】 圖i及圖2 ’本發明較佳實施方式之靜電釋放模組1〇 性連接之—靜電接收單元11、-靜電保護單元u、- 分κ L 及—電性連接至所述電壓調節單 伽9可以是f知彻於行動電話内以 該靜電接收單μ用於接收人體之靜電,其 收器件。該靜電接收器件可為行動電話外表面之 靜^ 二揚聲器、按鍵及攝像頭等。在本實施例中,::二= 11包括二靜電接收器件,具體為一騎m及一揚聲器m。 該,電保護單元13與靜電接收單元η電性連接,用於對靜 ’、接收早7C 11接收到之_靜電電壓進行鉗位及分流,以保護 部其他元件不受損壞。該靜電保護單元13包括複數保護 。母-保護電路131與-靜電接收器件相對應電性連接。 ^本實施例中’該靜電保護單元13對應於聽筒山及揚聲器出 设有二保護電路131。每—保護電路i3i包括—電阻則及—二極 體VD,該電阻R1及所述二極體…並聯後一端接地,另一端電 201105181 接至所述電翻節單元15。該二保護電路131與所述電壓調 命單元I5之連接分別電性連接至所述聽筒m及揚聲器m。 所述二極H VD 為-義賴_ (T_ient V()itage TVS) 一極體,當人體之靜電藉由所述靜電接收單元η接收並形 成瞬間靜電電壓送入該保護電路131時,該二極體π則發生 寻崩對瞬間靜電電壓進行分流及箝位,從而將瞬間靜電電壓甜 位至一截止電壓。 該電壓調節單元I5與所述靜電保護單元1;3電性連接,其用 於將電源19提供之電源f壓轉換為可驅動LED發光之輸出電 壓。該電壓調節單元15包括一電壓調節晶片151、一第一濾波電 容ci及一第二濾波電容C2。所述電壓調節晶片151為一低壓差 線性穩壓H ( Low Dropout RegulatGr,LDO ),其包括四個引腳, 分別為:接地引腳GND、電壓輸入引腳Vin、電壓輸出引腳 及使能引腳ΕΝ。其中,該接地引腳GND接地。該電壓輸入引腳 Vin電性連接至所述電源19。該電壓輸出引腳乂⑽輸出一輸出電壓 至所述警示單元17。該使能引腳EN電性連接至所述靜電保護單 元13 °所述靜電保護單元13將瞬間靜電電壓钳位至截止電壓後, 該戴止電壓可使所述使能引腳ΕΝ有效,從而啟動該電壓調節晶片 151 ’使該電壓調節晶片ι51將從電壓輸入引腳%輸入之電源電 壓轉換為能驅動發光二極體(Light Emitting Diode,LED )發光之輸 出電壓。所述第一濾波電容Cl 一端電性連接至所述電壓輸入引腳 Vin及電源19之間,另一端接地,其為一電源濾波電容,用於濾 除電源19輸出之雜波。所述第二濾波電容C2 —端電性連接至所 述電壓輸出引腳Vout及警示單元17之間,另一端接地,其為一電 201105181 解電容。由於所述電壓調節晶片151自身工作要求快速回應,即201105181 VI. Description of the invention: [Technical field to which the invention belongs] This date is attributed to the kind of meditation and the trip to the static transfer. ^ [Prior Art] With the continuous development of science and technology Apparel and clothing are also more diversified and beneficial. 'People's things and products are popular among people from all walks of life. Listening to fiber clothing from leather, but due to these compensating to rub static electricity, when the pressure is released, it will produce a large reading H=Qinkang, and it is easy to cause some electronic products to suffer.] It also causes electric shock and affects the health of the body::: On the mobile phone, the _ will be installed on the gold, the metal mesh cover will be dust-proof and accompany the early money I will enter her: role 'but at the same time, the electrostatic discharge will also damage the inside of the mobile phone. Circuit Electric [Invention] The above-mentioned problem of the module is necessary to provide a kind of electrostatic discharge with electrostatic discharge function. And a static electricity with electrostatic discharge module includes a static receiving unit, and the static voltage generated by the static reading of the single-reading position is used. The electrostatic protection unit of the early 1 has a static-discharge module for the static electricity i. Action voltage ° a plurality of metal devices, the electrostatic discharge, the outer surface of the mobile phone includes an electrostatic receiving unit and a static 201105181 protection unit, and the static receiving unit is configured to receive static electricity to the electrostatic protection unit. The static electricity is accompanied by J = static electricity and the instant of the electrostatic lion is recorded by the conventional technique, the electrostatic discharge mode is _ human body electrostatic introduction mobile phone, the static electricity; the cutoff voltage 'such , you can protect action two: the pieces are not bad, but also protect the user from electric shock. [Embodiment] FIG. 1 and FIG. 2 'The electrostatic discharge module 1 of the preferred embodiment of the present invention is electrically connected to the electrostatic receiving unit 11, the electrostatic protection unit u, the sub-κ L and the electrical connection to the The voltage adjustment single gamma 9 can be known as the static electricity received in the mobile phone to receive the static electricity of the human body, and the receiving device. The static receiving device can be a static speaker, a button, a camera, etc. on the outer surface of the mobile phone. In this embodiment, :: two = 11 includes two electrostatic receiving devices, specifically one riding m and one speaker m. The electrical protection unit 13 is electrically connected to the electrostatic receiving unit n for clamping and shunting the electrostatic voltage received by the stationary device 7C 11 to protect the other components of the protection portion from damage. The electrostatic protection unit 13 includes a plurality of protections. The mother-protection circuit 131 is electrically connected to the -electrostatic receiving device. In the present embodiment, the electrostatic protection unit 13 is provided with two protection circuits 131 corresponding to the earpiece mountain and the speaker. Each protection circuit i3i includes a resistor and a diode VD. The resistor R1 and the diode are connected in parallel to one end, and the other end is connected to the electrical flip unit 15. The connection between the two protection circuits 131 and the voltage regulating unit I5 is electrically connected to the earpiece m and the speaker m, respectively. The diode H VD is a T-ient V ()itage TVS) body. When the static electricity of the human body is received by the static electricity receiving unit η and an instantaneous electrostatic voltage is generated and sent to the protection circuit 131, the When the diode π is collapsed, the instantaneous electrostatic voltage is shunted and clamped, so that the instantaneous electrostatic voltage is sweetened to a cutoff voltage. The voltage regulating unit I5 is electrically connected to the electrostatic protection unit 1; 3 for converting the power supply f voltage supplied from the power source 19 into an output voltage capable of driving the LED to emit light. The voltage regulating unit 15 includes a voltage regulating chip 151, a first filtering capacitor ci and a second filtering capacitor C2. The voltage regulating wafer 151 is a low dropout regulator L (LDO), which includes four pins, namely: a ground pin GND, a voltage input pin Vin, a voltage output pin, and an enable. Pin ΕΝ. The ground pin GND is grounded. The voltage input pin Vin is electrically connected to the power source 19. The voltage output pin 乂(10) outputs an output voltage to the alert unit 17. The enable pin EN is electrically connected to the electrostatic protection unit 13 °. After the electrostatic protection unit 13 clamps the instantaneous electrostatic voltage to the cutoff voltage, the wear voltage can make the enable pin ΕΝ effective, thereby The voltage regulating wafer 151' is activated to cause the voltage regulating wafer ι51 to convert the power supply voltage input from the voltage input pin % into an output voltage capable of driving the light emitting diode (LED). One end of the first filter capacitor C1 is electrically connected between the voltage input pin Vin and the power source 19, and the other end is grounded. It is a power supply filter capacitor for filtering the clutter of the output of the power source 19. The second filter capacitor C2 is electrically connected between the voltage output pin Vout and the warning unit 17, and the other end is grounded, which is an electric capacitor 201105181. Since the voltage regulating chip 151 itself requires a quick response, that is,

開/關過程回應時間很短,當該電壓調節晶片151之使能引腳EN 之信號有效時就立即工作,此時在電壓調節晶片151自身開/關之 過程中必然產生開/關瞬間電壓之抖動紋波。該第二濾波電容C2 用於消除所述之抖動紋波,從而使該電壓調節晶片151之性能保 持穩定。 所述警示單元17與所述電壓調節單元15電性連接,其用於 i示用戶疋否有靜電釋放。該警示單元包括一 LED及與該 ^接地之限流電阻R2。該LED另—端電性連接至所述電壓調 即日曰片151之電壓輸出引腳v〇ut,當該LED接收到來自電壓輸出 引腳vout之輸出電覆後,可發光。該限流電阻R2用於限制流過該 LED之電流’避歧過該LED之紋過大而造成損壞。 當測試人體是否帶靜電或者是否树釋鱗,可直接用 糊摸^簡m或113,該聽筒山及揚聲器113接收 ,電電荷並域-咖靜電賴,該賴靜電賴藉由靜電保護 單=3之刀机及钳位後,可被钳位至一較低之截止電壓;該截止 電壓使所述使能引腳ΕΝ有效,從而啟動該電翻節晶片m,使 其輸出-輸出電壓至所述警示單元17之㈣,使該led發光。 本發明之靜電釋放模組1〇藉由行動電話之聽筒ui及揚聲器 ^將人體之靜電‘人摘電話,該賴靜電賴藉由靜電保 Z凡13之分流及她後形成—截止頓,鋪止電壓啟動所述 電壓調節晶片m以驅動所述LED發光。這樣,即可保護行動電 2部其他元料受損壞,切賴制者祕轉,同時對使 用者起到了警示之作用。 201105181 細上所述’本發明符合發明專利要件,爰依法提出專利申請。 惟’以上㈣者僅為本發明之較佳實補,本發明之範圍並不以 上述實施例植,舉凡熟悉本紐藝之人士援依本發明之精神所 作之等效修飾或變化,皆應涵蓋於以下申請專利範圍内。 【圖式簡單說明】 圖1為本發明較佳實施方式之行動電話之功能模組圖。 圖2為本發明較佳實施方式之靜電釋放模組之電路圖。 【主要元件符號說明】 靜電接收單元 11 聽筒 111 揚聲器 113 靜電保護單元 13 保護電路 131 電壓調節單元 15 電壓調節晶片 151 警示單元 17 電源 19The on/off process response time is very short, and it works immediately when the signal of the enable pin EN of the voltage regulating chip 151 is valid, and the on/off transient voltage is inevitably generated during the on/off of the voltage regulating wafer 151 itself. Jitter ripple. The second filter capacitor C2 is used to eliminate the jitter ripple, so that the performance of the voltage regulating wafer 151 is stabilized. The warning unit 17 is electrically connected to the voltage adjusting unit 15 for indicating whether the user has static electricity release. The warning unit includes an LED and a current limiting resistor R2 connected to the ground. The LED is electrically connected to the voltage output pin v〇ut of the voltage modulation 151. When the LED receives the output voltage from the voltage output pin vout, it can emit light. The current limiting resistor R2 is used to limit the current flowing through the LED to avoid damage caused by the excessive pattern of the LED. When testing whether the human body has static electricity or whether the tree releases the scales, you can directly use the paste to touch ^M or 113, the receiver and the speaker 113 receive, the electric charge and the domain-coffee static, the Lai electrostatic relies on electrostatic protection single = After the knife and clamp are clamped, they can be clamped to a lower cutoff voltage; the cutoff voltage enables the enable pin ΕΝ to activate the flip chip m to output its output voltage to (4) of the warning unit 17 causes the led to emit light. The electrostatic discharge module 1 of the present invention picks up the static electricity of the human body by the handset ui and the speaker of the mobile phone, and the static electricity is separated by the static electricity protection and the formation of the static electricity. A voltage threshold activates the voltage regulating wafer m to drive the LEDs to emit light. In this way, it is possible to protect the other components of the mobile power unit from being damaged, and to rely on the system to turn the secret, and at the same time, to play a warning role to the user. 201105181 The above description is in accordance with the invention patent requirements, and the patent application is filed according to law. However, the above (4) are only the preferred embodiments of the present invention, and the scope of the present invention is not limited to the above embodiments, and any equivalent modification or change made by a person familiar with the present invention in accordance with the spirit of the present invention should be It is covered by the following patent application. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a functional block diagram of a mobile phone according to a preferred embodiment of the present invention. 2 is a circuit diagram of an electrostatic discharge module in accordance with a preferred embodiment of the present invention. [Description of main component symbols] Electrostatic receiving unit 11 Earpiece 111 Speaker 113 Electrostatic protection unit 13 Protection circuit 131 Voltage regulation unit 15 Voltage regulation chip 151 Warning unit 17 Power supply 19

Claims (1)

201105181 七、申請專利範圚: 1. 一種靜電釋放模細,其改 電接收單元及_靜電保護單元,所釋放模組包括-靜 體所帶之靜電,_該靜電 電接收早㈣於接收人 護單元對靜電錢之瞬詩$電^護單元’所述靜電保 瞬間靜電電壓。 …壓起柑位作用以抑制過大之 2. 如申請專利範圍第1項 護單元包括—_ 触,財所述靜電保201105181 VII. Application for patents: 1. An electrostatic discharge module, which is modified by an electric receiving unit and an _ electrostatic protection unit. The released module includes static electricity from the static body, and the electrostatic electricity is received early (four) to the receiver. The protection unit on the static money of the instant poetry $ electric protection unit 'the static electricity to protect the instantaneous electrostatic voltage. ...press the citrus action to suppress the oversize 2. As in the scope of the patent application, the protection unit includes -_ touch, the electrostatic protection 蝠與靜電接收早元電性連接,另一端接地。 極體 3. ^申細咖第2項所述之靜轉放顯 為瞬態電壓抑制二極體。 /、斤迚一極體 4· ^申請專機_項所述之靜電釋放模組,射所述靜電釋 放模組括單元及—具有le 述靜電保護單元將所述靜電接你m、 s 丁早兀所 杨5番接收早x形成之瞬間靜電電壓钳The bat is electrically connected to the static electricity receiving body and the other end is grounded. The polar body 3. The static transfer described in the second item of the fine coffee is shown as a transient voltage suppression diode. /, 迚 迚 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极 极兀所杨5番 receives the instant x formation instant electrostatic voltage clamp f堅’_止電壓啟動所述電壓調節單元,並使該電 壓調節單元驅動所述LED發光。 便及也 5. 如申睛專利範圍第4項所述之靜電釋放模組,其中所述靜電釋 放模組還包括-電源’所述電壓單元包括—與所述電源電 性連接之電壓調節晶片,該電壓調節晶片可將魏電壓轉換為 驅動所述LED發光之一輸出電壓。 6· tt請專利範圍第5項所述之靜電釋放模組,其中所述電壓調 印早兀還包括-遽波電容,該濾、波電容一端電性連接於所述電 壓調喊晶>1及所述LED之p0],其用域除該賴調節晶片輸 出電壓之抖動紋波’從而可使該電壓調節晶片工作穩定。 201105181 一種行動電話,纽良在於··該 組’該靜電釋放模、組包括一靜電動,匕括一靜電釋放模 所述靜電概單朗於魏人體單元, 至靜電保謨單亓,所、+、接兩/ 之靜電,並將该靜電傳送 Μ起籍位元作_獅 9. 10. :===:,— ^範圍第7項所述之行動電話,其中所述靜電釋放模 吉且還包括單元及—具有咖之麵單元,所述靜 =保縣讀所述靜電接收單元形成之糊靜電電壓甜位至 j電壓,賴止f壓啟動所魏壓卿單元,並使該電壓 調節單元驅動所述LED發光。 ^申,專利範圍第9項所述之行動電話,其中所述靜電釋放 組還包括一電源’所述電壓調節單元包括一與所述電源電 性連接之電壓調節晶片,該電壓調節晶片可將電源電壓轉換 為驅動所述LED發光之一輸出電壓。 、The voltage is activated to activate the voltage regulating unit, and the voltage regulating unit drives the LED to emit light. 5. The electrostatic discharge module of claim 4, wherein the electrostatic discharge module further comprises a power supply unit, wherein the voltage unit comprises: a voltage regulating chip electrically connected to the power source. The voltage regulating wafer converts the Wei voltage into one of the output voltages that drive the LED illumination. The electrostatic discharge module of the fifth aspect of the invention, wherein the voltage-imprinting early-breaking further comprises a chopper capacitor, wherein one end of the filter and the wave capacitor is electrically connected to the voltage shunt crystal > And the LED p0], which uses the domain to adjust the jitter ripple of the output voltage of the wafer to make the voltage regulation wafer work stable. 201105181 A mobile phone, New Zealand lies in the group 'The electrostatic discharge mode, the group includes an electrostatic action, including an electrostatic discharge mode, the static electricity is singularly applied to the Wei human body unit, to the electrostatic protection unit, +, connect the two / static electricity, and the static electricity transmission from the starting position for the _ lion 9. 10. :===:, - ^ range of the mobile phone described in item 7, wherein the electrostatic discharge mold And further comprising a unit and a unit having a coffee surface, wherein the static=Paul County reads the electrostatic voltage of the paste formed by the electrostatic receiving unit to the j voltage, and the voltage is pressed to start the Wei pressure unit, and the voltage is The adjustment unit drives the LED to emit light. The mobile phone of claim 9, wherein the electrostatic discharge group further includes a power source, wherein the voltage regulating unit includes a voltage regulating chip electrically connected to the power source, and the voltage regulating chip can The supply voltage is converted to one of the output voltages that drive the LED illumination. ,
TW98125013A 2009-07-24 2009-07-24 Electro-static discharge module and mobile phone using same TW201105181A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8892157B2 (en) 2011-12-16 2014-11-18 Richwave Technology Corp. Integrated passive device with electrostatic discharge protection mechanism
TWI852407B (en) * 2023-03-16 2024-08-11 英業達股份有限公司 Antistatic protection circuit structure for high power controller

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8892157B2 (en) 2011-12-16 2014-11-18 Richwave Technology Corp. Integrated passive device with electrostatic discharge protection mechanism
TWI474633B (en) * 2011-12-16 2015-02-21 Richwave Technology Corp Integrated passive component with electrostatic protection mechanism
TWI852407B (en) * 2023-03-16 2024-08-11 英業達股份有限公司 Antistatic protection circuit structure for high power controller

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