200944417 九、發明說明： 【發明所屬之技術領域】 本發明係有關於一種車輛燈具控制系統’尤指於可令車輛之 燈具依據外界之亮度及濕度來自動控制燈具亮度之系統。 【先前技術】 請參閱圖一所示，一般車輛1為了安全及法規之規定需設有 為數不少之燈具，如大燈1 1、前方向燈丄2及後燈丄3等燈具， ❹而目前大多數車輛1之燈具係使用L E D作為發光光源，來取代 傳統燈泡為發光源，且為了避免行車時，駕駛人因疏忽而未將大 燈11之開關開啟，因此有業者於車輛1之LED驅動電路上連 接有一光感應器，藉由該光感應器來偵測外界光源之強弱，以护^ 制燈具之開/關狀態。習知燈具藉由於車體上安裝一光感應器， 雖然可以達到控制燈具之亮/暗，但仍會造成下列之缺失： 1 .以光線之強弱區分控制兩段發光之狀態，當車輛丄行經 〇 天橋或建築物之陰影處，燈具會出現時亮時滅之情況。 2 .當外界光線介於燈具開啟與關閉的條件之間，亦會出現 時亮時滅之情況。 3 .若以大燈1i之開關做為大燈i i開啟之控制條件時， 當未關閉大燈11開關時，大燈i!將長時間成開啟之 狀態。 4 ·右駕駛人未關閉大燈11或行經地下道時’容易發生大 燈1 1梵度過亮或刺眼之情形，而造成對向來車之危險。 5 ❹ ❿ 200944417 4供-可針對外界光線強弱而予 疋从，要如何 ^系統，麯細奴料懈絲之=_料度之燈具 【發明内容j 本發明之轉撕讀，3絲供— 該燈具域錢至少包树 燈具控制系統， 心及，驅動電路，該燈具開關係與車輛之 控财 有啟動、自動及關閉等三段接點 财:、接，並6又 I输制中心可發出訊號令驅動電路使_亮，，該 車輛之主_與控制中心之_—辆感測器 Γ當燈具卿觸至自動無時，可啟_統_器ί濕度 感測益來偵測外界之亮度及溼度，並輸入訊號至控制中心，而使 控财心以脈波寬度靖的方式輸纽號至轉電路，令燈具呈 線性亮度之導通，以達到自動控制燈具亮度之目的，並增進行車 之安全0 本發明之次-技術手段，乃在提供—種車輛燈具控制系統， 其中’該规Μ器及濕度制n所細到之參數可轉換成電壓 值輸送至控制巾心’當光>减測H或濕度感卿其中—者之電麗 值大於控制中心之預設電壓值時，該控制中心即會發出一訊號至 驅動電路，以驅動燈具作動以及發亮之程度。 本發明之再一技術手段，乃在提供一種車輛燈具控制系統， 200944417 其中’當光源感測器及濕度感測器二者之電麗值均大於控制中心 之預5又電壓值時，該控制中心則會比較光源感測器及濕度感測器 -者之_值’並依據電恩錄大者，發出訊號至驅動電路，使 燈具導通並呈線性亮度之控制。 【實施方式】 為使貝審查貞能更易於了解本發日狀結獻所能達成之功 效’茲配合圖式說明如后： 鲁首先’请參晒二所示，係為本發明之車輛燈具控制系統2， 該燈具控_統2至少包括有—燈具關2丨、—麵電路2 2控制中、2 3及-驅動電路2 4 ;其中該燈具於實施時， 係可為燈泡或L E D燈。 燈具開關21，係與車輕之主開關25連接，而主開關25 則與車輛上之電池2 6連接，膽關關2 !設有啟動接點（〇 N) 2 1 1、自動接點（AUT〇) 2 i 2及關閉接點⑺ ❿213等三段接點’而啟動接點2丨i、自動接點2丨2及關閉 接點2 1 3等三段接闕分別設有啟動電路2 i丨a、自動電路 212 a及關閉電路213 a。 ☆穩壓電路2 2，主要係將電池26所輸出之電料以濾波及 穩壓’以令該燈具控制系統2具有-穩定之電壓值。 控制中心2 3 ’係為-模組化之微處理器（MCU)，該控制 中心2 3與賴之主開關2 5之間設有—光源感測器2 8及一歷 200944417 度感測器2 9 ’該光源感測器2 8係為-光敏電阻，並可镇測外 界光線之強弱，而濕度感測器2 9則可偵測外界渥度之大小（如 雨天或濃I ·等），該控制中心2 3内設有主要係接收燈具開關 2 1光源感測裔2 8及渔度感^則盗2 9之訊f虎，來令驅動電路 2 4導通，並令燈具2 7以脈波寬度調變之方式呈線性之亮产押 制，而該燈具2 7於實施時，係可為儀表燈或大燈。 驅動電路24，係藉由控制中心23來控制燈具27之導通 © 與否’以及燈具27之亮度。 本發明於實施時，請配合圖三參閱，當車輛主開關2 5之電 源導通時，駕駛人則可依實際狀況，撥動燈具開關2 1為啟動（〇 Ν)或關閉（〇f F )，而控制中心2 3即可依據啟動電路2 1 1 a及關閉電路213 a所輸入之訊號，來令驅動電路2 4導通， 並令燈具2 7為亮或不亮；而當駕駛人將燈具開關2丄撥動至自 動（AUT〇）時，該光源感測器28及溼度感測器29即可偵 ® 測外界之光線強弱及濕度大小，並將偵測到的參數轉換成電壓不 斷的輸入至控制中心2 3，-旦光源感測器2 8或渔度感測器2 9其中一者之電壓值高過控制中心2 3之預設電壓值時，該控制 中心2 3即會以脈波見度调變方式輸出一訊號至驅動電路2 4， 而驅動電路2 4則會依據控制中心2 3之訊號驅動燈具2 7作 動’並呈線性亮度之導通。此外，當光源感測器2 8及濕度感測 益2 9二者之電壓值均大於控制中心2 3之預設電壓值時，該控 200944417 制中心2 3則會比較統感測器2 8及濕度感測器2 ^者之電 壓值’並依據電壓錄大者，發㈣號至驅_路2 4，使燈具 2 7導通並呈線性亮度之控制。 本發㈣由於控财心2 3及車輛之主_ 2 5之間設置-光軸測1128及—紐_以9，若燈具咖21撥至自動 接點2 1 2，可姻光賴繼2 8來_外界之规強弱，當 光線強時，光源感測$2 8之電塵值低於控制中心2 3之預設 β值’控制中心23即不會輸出訊號至驅動電路24，而燈且27 則不會發亮，而當外界光線(如行經天橋下或是地下道 等陰暗處），就源感測器2 8之值大於控制中心2 3之預設 值時’該控制中心2 3即以脈波寬度調變方式輸出訊號至驅動電 路2 4 ’而驅動電路2 4則可令燈具2 7呈線性亮度之導通；而 溼度感測器2㈣可_外界之絲大小，度小時，澄度感 測器2 9之電壓值低於控制中心2 3之預設值，控制中心2 3即 鲁不會輸出訊號至驅動電路2 4，而燈具2 7則不會發亮，而當外 界濕度大（如雨天或起霧之狀態），該溼度感測器2 9之電壓值大 於控制中心2 3之預設值時，該控财心2 3即以脈波寬度調變 方式輸出訊號至驅動電路2 4，而驅動電路2 4則可令燈具2 7 呈線险冗度之導通，其中’該控制中心2 3會比較光源感測器2 8及濕度感測器2 9二者之電壓值，並依據電壓值較大者，發出 訊號至驅動電路2 4，使燈具2 7導通並呈線性亮度之控制，以 200944417 避免燈具2 7之光源突然過亮或刺眼，以增進行車之安全。 本發明之功效在於，藉由於車輛之主_2 5與控^心2 3之間設-光源感測器28及—濕度感測器29，當燈具開關2 1撥動至自動接點2丨2時，可啟動該光源_器2 8及濕度感 測器2 9來_外界之亮度及歷度，並將價測所得之參數轉換成 电壓值輸人至控制中心2 3，使控制中3可以脈波寬度調變 的方式輸出訊號至驅動電路2 4，而令燈具2 7可呈線性亮度之 導通’ ：H此’可令車輛依據週遭光源或濕度來控制燈具2 7之亮 •^以達到避免燈具2 7光線過亮或刺眼之功效，並提升行車之 安全性。 综上所述，本發明藉由上述之車輛燈具控制系統，確實能達 成所訴求之目的與功效，應已符合新穎性及進步性要件，爰依法 提出發明專利之申請，祈請貴審查員之詳鑑，准予發明專利之 審定，至感德便。 【圖式簡單說明】 圖一係習知車輛之側視示意圖。 圖一係本發明燈具控制系統之電路圖。 圖三係本發明燈具控制系統之動作流程圖。 【主要元件符號說明】 1車辅 11大燈 12前方向燈 1 3後燈 10 200944417 2燈具控制系統 21燈具開關 211 a啟動電路 212 a自動電路 213 a關閉電路 23控制中心 — 25主開關 2 7燈具 〇 29溼度感測器 211啟動接點 212自動接點 213關閉接點 2 2穩壓電路 2 4驅動電路 2 6電池 2 8光源感測器BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle lighting control system, particularly to a system that allows a vehicle's lamps to automatically control the brightness of the lamps in accordance with the brightness and humidity of the outside world. [Prior Art] Please refer to Figure 1. Generally, the vehicle 1 needs to have a large number of lamps, such as headlights 1 1 , front directional lamp 丄 2 and rear lamp 丄 3 , for safety and regulations. At present, most of the vehicles of the vehicle 1 use LED as the light source to replace the traditional light bulb as the light source, and in order to avoid driving, the driver does not open the switch of the headlight 11 due to negligence, so the operator has the LED of the vehicle 1 A light sensor is connected to the driving circuit, and the light sensor is used to detect the strength of the external light source to protect the on/off state of the light fixture. Conventional luminaires, due to the installation of a light sensor on the vehicle body, can control the brightness/darkness of the luminaire, but still cause the following defects: 1. Control the state of the two illuminating lights according to the intensity of the light, when the vehicle passes through At the shadow of the bridge or the building, the luminaire will appear when it is on and off. 2. When the external light is between the conditions that the lamp is turned on and off, it will also appear when it is on and off. 3. If the switch of the headlight 1i is used as the control condition for the headlight i i to be turned on, when the headlight 11 switch is not turned off, the headlight i! will be turned on for a long time. 4 • When the right driver does not turn off the headlights 11 or walks through the underpass, it is easy to cause the headlights 1 1 to be too bright or glaring, causing danger to the coming car. 5 ❹ ❿ 200944417 4 for - can be based on the strength of the outside light, how to ^ system, fine and sloppy = _ material of the light [invention content j of the invention to tear, 3 wire for - The lighting field at least includes the lighting control system, the heart and the driving circuit, the lighting relationship between the lighting and the control of the vehicle has three sections: start, automatic, and close, and the 6 and I transmission centers can Sending a signal to make the drive circuit make _ bright, the main _ of the vehicle and the control center _-the sensor 触 When the luminaire touches the automatic no time, the _ _ _ _ ί humidity sense to detect the outside world The brightness and humidity, and input signals to the control center, so that the control of the money in the pulse width of the way to the new circuit to the circuit, so that the lamp is linear brightness conduction, in order to achieve automatic control of the brightness of the lamp, and enhance Driving safety 0 The second technical method of the present invention is to provide a vehicle lighting control system, wherein 'the parameters of the gauge and the humidity system n can be converted into voltage values and sent to the control towel heart'. >Reducing H or humidity When the value is greater than a preset voltage value of the control center, i.e. the control center will send a signal to the driving circuit to drive the lamp and the extent of actuation of the lights. Still another technical means of the present invention is to provide a vehicle lamp control system, 200944417, wherein "when both the light source sensor and the humidity sensor have a voltage value greater than a pre-5 voltage value of the control center, the control The center compares the light source sensor and the humidity sensor - the value of the person - and according to the electricity record, sends a signal to the drive circuit to make the lamp turn on and control the linear brightness. [Embodiment] In order to make the review, it is easier to understand the effect that can be achieved by the Japanese-style knot. 'The following is a description of the pattern: Lu first, please refer to the second, which is the vehicle lamp of the invention. The control system 2, the lamp control system 2 includes at least a lamp switch 2, a face circuit 2 2 control, a 2 3 and a drive circuit 2 4; wherein the lamp is implemented as a bulb or an LED lamp . The lamp switch 21 is connected to the main switch 25 of the vehicle, and the main switch 25 is connected to the battery 26 on the vehicle, and the brake is closed 2! There is a start contact (〇N) 2 1 1 and an automatic contact ( AUT〇) 2 i 2 and close contact (7) ❿213 and other three-segment 'and start contact 2丨i, automatic contact 2丨2 and close contact 2 1 3, etc. i丨a, automatic circuit 212a, and shutdown circuit 213a. ☆ The voltage regulator circuit 2 2 mainly filters and regulates the electric material outputted from the battery 26 so that the lamp control system 2 has a stable voltage value. The control center 2 3 ' is a modular microprocessor (MCU), and the control center 2 3 and the main switch 2 5 are provided with a light source sensor 28 and a calendar 200944417 degree sensor 2 9 'The light source sensor 28 is a photoresistor, and can measure the intensity of external light, while the humidity sensor 29 can detect the external temperature (such as rain or strong I). The control center 2 3 is provided with a main system receiving light switch 2 1 light source sensing type 2 8 and a fishing sense ^ then stealing 2 9 news f tiger, to make the driving circuit 24 4 turn on, and make the lamp 2 7 The pulse width modulation mode is linear and the production is performed, and the lamp 27 can be an instrument light or a headlight when implemented. The driving circuit 24 controls the conduction of the lamp 27 by the control center 23 or not and the brightness of the lamp 27. When the invention is implemented, please refer to FIG. 3, when the power of the main switch of the vehicle is turned on, the driver can toggle the lamp switch 2 1 to start (〇Ν) or turn off (〇f F ) according to the actual situation. And the control center 2 3 can make the driving circuit 24 4 turn on according to the signal input by the starting circuit 2 1 1 a and the closing circuit 213 a, and make the lamp 27 7 light or not; and when the driver turns the lamp When the switch 2 丄 is turned to the automatic (AUT 〇), the light source sensor 28 and the humidity sensor 29 can detect the intensity and humidity of the outside light, and convert the detected parameters into constant voltage. When input to the control center 2 3, and the voltage value of one of the light source sensor 28 or the degree sensor 27 is higher than the preset voltage value of the control center 23, the control center 2 3 The pulse wave modulation mode outputs a signal to the driving circuit 24, and the driving circuit 24 drives the lamp 27 to actuate according to the signal of the control center 23 and is turned on by linear brightness. In addition, when the voltage values of both the light source sensor 28 and the humidity sensing benefit 2 9 are greater than the preset voltage value of the control center 23, the control 200944417 center 2 3 will be compared with the sensor 2 8 And the humidity sensor 2 ^ voltage value 'and according to the voltage record, send (four) to drive _ road 2 4, so that the lamp 2 7 is turned on and is controlled by linear brightness. This issue (4) is due to the control between the financial control 2 3 and the vehicle's main _ 2 5 - optical axis 1128 and - New _ to 9, if the lighting coffee 21 dialed to the automatic contact 2 1 2, can be married to Lai 2 8 _ outside the rule of strength, when the light is strong, the light source senses that the electric dust value of $2 8 is lower than the preset beta value of the control center 2 3 'the control center 23 does not output the signal to the drive circuit 24, and the light 27 will not illuminate, and when the external light (such as under the bridge or underground), the value of the source sensor 28 is greater than the preset value of the control center 2 3 'the control center 2 3 The pulse width modulation method outputs a signal to the driving circuit 2 4 ', and the driving circuit 24 4 can make the lamp 27 7 conduct the linear brightness; and the humidity sensor 2 (4) can _ the outer wire size, the hour, the degree of stability The voltage value of the sensor 29 is lower than the preset value of the control center 23, and the control center 2 3 does not output the signal to the driving circuit 24, and the lamp 27 does not illuminate, and when the external humidity is large (such as rainy or foggy state), when the voltage value of the humidity sensor 29 is greater than the preset value of the control center 23, the control core 2 3 is pulsed The width modulation mode outputs a signal to the driving circuit 24, and the driving circuit 24 4 causes the lamp 27 to be electrically connected to the line, wherein the control center 2 3 compares the light source sensor 28 and the humidity sensing. The voltage value of the two voltages, and according to the larger voltage value, sends a signal to the driving circuit 24, so that the lamp 27 is turned on and controlled by linear brightness, and the light source of the lamp 27 is suddenly over-bright or glare to 200944417. In order to increase the safety of the car. The effect of the present invention is that by the light source sensor 28 and the humidity sensor 29 between the main body of the vehicle and the control unit 2, when the lamp switch 2 1 is moved to the automatic contact 2 2, the light source _ 28 8 and the humidity sensor 2 9 can be activated to _ the brightness and the degree of the outside world, and the parameters obtained by the price measurement are converted into voltage values and input to the control center 2 3 to make the control 3 The signal can be output to the driving circuit 24 in a pulse width modulation manner, and the lamp 27 can be turned on in a linear brightness ':H this', so that the vehicle can control the brightness of the lamp according to the surrounding light source or humidity. To avoid the light or glare of the lighting, and to improve the safety of driving. In summary, the present invention can achieve the purpose and effect of the claim by the above-mentioned vehicle lighting control system, and should have met the novelty and progressive requirements, and file an application for an invention patent according to law, and invite the examiner to Detailed examination, granting the examination and approval of invention patents, to the sense of virtue. BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a side elevational view of a conventional vehicle. Figure 1 is a circuit diagram of the lamp control system of the present invention. Figure 3 is a flow chart showing the operation of the lamp control system of the present invention. [Main component symbol description] 1 car auxiliary 11 headlight 12 front direction lamp 1 3 rear lamp 10 200944417 2 lamp control system 21 lamp switch 211 a start circuit 212 a automatic circuit 213 a close circuit 23 control center - 25 main switch 2 7 Lamp 〇 29 humidity sensor 211 start contact 212 automatic contact 213 close contact 2 2 voltage regulator circuit 2 4 drive circuit 2 6 battery 2 8 light source sensor
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