문서 (216)
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- Chosen : the current product of Car headlight
- Headlight_Worst_Product.pdf
Hogeony | 2011-11-03 00:21 | 조회 수 812
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- Gudie for Management of Heat(열관리가이드)
- Gudie for Management of Heat in different Language Version Thermal_chi.pdf Thermal_eng.pdf Thermal_kor.pdf Failure of LED in Korean failuremode_kor.pdf
Hogeony | 2011-11-03 00:12 | 조회 수 773
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- Concept Design
- Car headlight requires about 2500 [lm]. using Z-Power LED Z2(WZ20360) made by Seoul Semiconductor which has typically 270 [lm] each LED. NZ20360_ess.pdf <=== Product Specification of Z-Power LED Z2(WZ2...
Hogeony | 2011-11-02 21:44 | 조회 수 1133
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- LED Headlight 기술 - Seoul Semiconductor
- http://www.acriche.com/kr/ 에너지의 한 종류로, 물체의 온도를 높이거나 상태를 변화시키는 원인 백열전구 : 인가된 에너지의 95%는 IR 또는 열로 변환 LED : 대부분의 전기적 에너지(85%)는 열로 변환되고, IR이 ...
Hogeony | 2011-11-02 17:36 | 조회 수 1806
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- Binary to 7-Segment
- http://www.doctronics.co.uk/4511.htm http://princess.kongju.ac.kr/digitalmain/dvlec/textbook/chap05/digital05_2.htm http://princess.kongju.ac.kr/DigitalMain/dvlec/textbook/chap03/digital03_3_frame.htm ...
Hogeony | 2011-11-01 03:02 | 조회 수 289
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- Difference bt/ TTL & CMOS
- 4-3-2. TTL(Transistor Transistor Logic) TTL은 값이 싸서, 여러 메이커에서 다양한 IC가 제조되고 있으며, 고속TTL이외에는 CMOS로 바뀌어 가고 있다. 4-3-3. ELC(Emitter Coupled Logic) ELC는 CML(Current Mode L...
Hogeony | 2011-10-31 14:24 | 조회 수 593
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- LED - Regular Resistance for Colors
- 색 종 류 최소전압 최대전압 일반전류 최대전류 ● Red 1.8V 2.3V 20 ㎃ 50 ㎃ ● Orange 2.0V 2.3V 30 ㎃ 50 ㎃ ● Real yellow 2.0V 2.8V 20 ㎃ 50 ㎃ ● Emerald green 1.8V 2.3V 20 ㎃ 50 ㎃ ● Real green 3.0V 3.6V ...
Hogeony | 2011-10-31 14:15 | 조회 수 316
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- I strongly believe that I can go over this.
- To find the reason why I have to do... live like this... But, it is ridiculous itself, because there is no one begging me for living like this or living anyhow. There is no reason for us to live. We ju...
Hogeony | 2011-10-09 00:43 | 조회 수 4663
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- Andre Gide
- He said, Man cannot discover new oceans unless he has the courage to lose sight of shore.
Hogeony | 2011-10-09 00:14 | 조회 수 8748
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- Antoine de Saint-Exupery
- He said, If you want to build a ship, Don't drum up people together to collect wood and Don't assign them tasks and work, but rather Teach them to long for the endless immensity of the sea. Life has t...
Hogeony | 2011-10-09 00:02 | 조회 수 8960
