KR100229875B1 - 광다이얼 전화기에서 조도에 따라 발광다이오드 온/오프시키는 장치 및 방법 - Google Patents

광다이얼 전화기에서 조도에 따라 발광다이오드 온/오프시키는 장치 및 방법 Download PDF

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Publication number
KR100229875B1
KR100229875B1 KR1019970025353A KR19970025353A KR100229875B1 KR 100229875 B1 KR100229875 B1 KR 100229875B1 KR 1019970025353 A KR1019970025353 A KR 1019970025353A KR 19970025353 A KR19970025353 A KR 19970025353A KR 100229875 B1 KR100229875 B1 KR 100229875B1
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KR
South Korea
Prior art keywords
led
sunshine
turning
illuminance
dial telephone
Prior art date
Application number
KR1019970025353A
Other languages
English (en)
Korean (ko)
Other versions
KR19990001881A (ko
Inventor
모연한
Original Assignee
윤종용
삼성전자주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 윤종용, 삼성전자주식회사 filed Critical 윤종용
Priority to KR1019970025353A priority Critical patent/KR100229875B1/ko
Priority to CN 98105928 priority patent/CN1202776A/zh
Priority to GB9813135A priority patent/GB2327315B/en
Priority to JP17084498A priority patent/JPH1174957A/ja
Publication of KR19990001881A publication Critical patent/KR19990001881A/ko
Application granted granted Critical
Publication of KR100229875B1 publication Critical patent/KR100229875B1/ko

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/036—Light emitting elements
    • H01H2219/038—Light emitting elements ambient light dependent

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
  • Telephone Set Structure (AREA)
  • Electric Clocks (AREA)
KR1019970025353A 1997-06-18 1997-06-18 광다이얼 전화기에서 조도에 따라 발광다이오드 온/오프시키는 장치 및 방법 KR100229875B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019970025353A KR100229875B1 (ko) 1997-06-18 1997-06-18 광다이얼 전화기에서 조도에 따라 발광다이오드 온/오프시키는 장치 및 방법
CN 98105928 CN1202776A (zh) 1997-06-18 1998-04-09 光学拨号电话中按照明度开/关发光二极管的装置及方法
GB9813135A GB2327315B (en) 1997-06-18 1998-06-18 Telephone illumination control
JP17084498A JPH1174957A (ja) 1997-06-18 1998-06-18 発光ボタン式電話機のｌｅｄ制御回路及び制御方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019970025353A KR100229875B1 (ko) 1997-06-18 1997-06-18 광다이얼 전화기에서 조도에 따라 발광다이오드 온/오프시키는 장치 및 방법

Publications (2)

Publication Number Publication Date
KR19990001881A KR19990001881A (ko) 1999-01-15
KR100229875B1 true KR100229875B1 (ko) 1999-11-15

Family

ID=19509991

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970025353A KR100229875B1 (ko) 1997-06-18 1997-06-18 광다이얼 전화기에서 조도에 따라 발광다이오드 온/오프시키는 장치 및 방법

Country Status (4)

Country Link
JP (1) JPH1174957A (ja)
KR (1) KR100229875B1 (ja)
CN (1) CN1202776A (ja)
GB (1) GB2327315B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100960592B1 (ko) * 2009-05-20 2010-06-01 서울텔엔지니어링(주) 항로표지 외곽 조명제어시스템

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2356760B (en) * 1999-11-23 2004-06-23 Nokia Mobile Phones Ltd A radiotelephone handset
US6753842B1 (en) * 1999-12-20 2004-06-22 Qualcomm Incorporated System and method for backlighting control in a wireless communication device
DE20011913U1 (de) * 2000-07-08 2000-10-26 Lucent Trans Electronic Compan Externe, beleuchtete Handy-Wähleinrichtung
WO2002076068A1 (en) * 2000-12-21 2002-09-26 Qualcomm Incorporated System and method for backlighting control in a wireless communication device
KR100762771B1 (ko) * 2002-06-20 2007-10-02 퀄컴 인코포레이티드 무선 통신 장치의 백라이팅 제어용 시스템 및 방법
CN100424872C (zh) * 2003-11-21 2008-10-08 宏齐科技股份有限公司 白光发光二极管的光源构造
GB2415769A (en) 2004-06-30 2006-01-04 Nokia Corp Portable device having multicolour illumination
GB2438653A (en) * 2006-05-30 2007-12-05 Hsiu-Ling Yang An illuminated switch plate
CN101060735B (zh) * 2006-10-16 2011-05-04 广州市海林电子科技发展有限公司 Led日月仿真系统及方法
JP2010181487A (ja) * 2009-02-03 2010-08-19 Sanyo Electric Co Ltd 表示装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960015796U (ko) * 1994-10-26 1996-05-17 전화기용 다이얼 버튼 발광장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6211030A (ja) * 1985-07-05 1987-01-20 森産業株式会社 茸菌培養袋
JPS6260340A (ja) * 1985-09-10 1987-03-17 Nec Corp ボタン電話装置
JPS62110350A (ja) * 1985-11-08 1987-05-21 Nec Corp 電話機
WO1992009163A1 (en) * 1990-11-16 1992-05-29 Universal Cellular, Inc. Portable telephone housing
JPH08273473A (ja) * 1995-03-29 1996-10-18 Shin Etsu Polymer Co Ltd 照光式押釦スイッチ装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960015796U (ko) * 1994-10-26 1996-05-17 전화기용 다이얼 버튼 발광장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100960592B1 (ko) * 2009-05-20 2010-06-01 서울텔엔지니어링(주) 항로표지 외곽 조명제어시스템

Also Published As

Publication number Publication date
GB2327315B (en) 1999-08-18
JPH1174957A (ja) 1999-03-16
KR19990001881A (ko) 1999-01-15
GB2327315A (en) 1999-01-20
CN1202776A (zh) 1998-12-23
GB9813135D0 (en) 1998-08-19

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