JP2012169625A - Ｌｅｄ装置 - Google Patents

Ｌｅｄ装置 Download PDF

Info

Publication number
JP2012169625A
JP2012169625A JP2012027982A JP2012027982A JP2012169625A JP 2012169625 A JP2012169625 A JP 2012169625A JP 2012027982 A JP2012027982 A JP 2012027982A JP 2012027982 A JP2012027982 A JP 2012027982A JP 2012169625 A JP2012169625 A JP 2012169625A
Authority
JP
Japan
Prior art keywords
light emitting
led
parallel
series
emitting element
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP2012027982A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012169625A5 (enExample
Inventor
Tai-Her Yang
泰和 楊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Priority claimed from US13/025,284 external-priority patent/US8823269B2/en
Priority claimed from US13/025,320 external-priority patent/US8624508B2/en
Application filed by Individual filed Critical Individual
Publication of JP2012169625A publication Critical patent/JP2012169625A/ja
Publication of JP2012169625A5 publication Critical patent/JP2012169625A5/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/54—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits in a series array of LEDs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Led Devices (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Control Of El Displays (AREA)
JP2012027982A 2011-02-11 2012-02-13 Ｌｅｄ装置 Pending JP2012169625A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US13/025,284 US8823269B2 (en) 2011-02-11 2011-02-11 LED device with shared voltage-limiting unit and individual equalizing resistance
US13/025,284 2011-02-11
US13/025,320 2011-02-11
US13/025,320 US8624508B2 (en) 2011-02-11 2011-02-11 LED device with voltage-limiting unit and voltage-equalizing resistance

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2019111708A Division JP2019195075A (ja) 2011-02-11 2019-06-17 Ｌｅｄ装置

Publications (2)

Publication Number Publication Date
JP2012169625A true JP2012169625A (ja) 2012-09-06
JP2012169625A5 JP2012169625A5 (enExample) 2016-04-14

Family

ID=45655540

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2012027982A Pending JP2012169625A (ja) 2011-02-11 2012-02-13 Ｌｅｄ装置
JP2019111708A Pending JP2019195075A (ja) 2011-02-11 2019-06-17 Ｌｅｄ装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2019111708A Pending JP2019195075A (ja) 2011-02-11 2019-06-17 Ｌｅｄ装置

Country Status (5)

Country Link
EP (1) EP2487993B1 (enExample)
JP (2) JP2012169625A (enExample)
CN (2) CN202513156U (enExample)
SG (1) SG183625A1 (enExample)
TW (2) TWM440534U (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101535790B1 (ko) * 2014-07-15 2015-07-13 (주)로그인디지탈 보호 수단을 구비한 led 조명 회로 기판
JP2023155014A (ja) * 2022-04-08 2023-10-20 株式会社スリーエス Ｌｅｄ装置

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG183625A1 (en) * 2011-02-11 2012-09-27 Tai-Her Yang Led device with shared voltage-limiting unit and individual voltage-equalizing resistance
CN104061467A (zh) * 2014-03-31 2014-09-24 中山市新邦照明电器有限公司 一种新型led灯
WO2015174877A2 (en) * 2014-05-15 2015-11-19 Rus Adrian Ioan Direct ac led driver flicker index reduction circuit and method
IT201700010434A1 (it) * 2017-01-31 2018-07-31 Oec S R L Morsettiera per impianti di illuminazione.
CN110417285A (zh) * 2019-06-30 2019-11-05 武汉东城新能源有限公司 一种新型高频高压硅堆电路
US11321600B1 (en) 2021-05-29 2022-05-03 Nxp B.V. RFID tag self tuning
US11556751B2 (en) 2021-05-29 2023-01-17 Nxp B.V. RFID tag limiter
US11411492B1 (en) 2021-05-29 2022-08-09 Nxp B.V. Self limiting charge pump

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5684368U (enExample) * 1979-11-29 1981-07-07
JPS57167690A (en) * 1981-04-07 1982-10-15 Toa Tokushu Denki Kk Control of light-emitting diode
US20020043943A1 (en) * 2000-10-10 2002-04-18 Menzer Randy L. LED array primary display light sources employing dynamically switchable bypass circuitry
JP2004512697A (ja) * 2000-10-24 2004-04-22 ゼネラル・エレクトリック・カンパニイ Ｌｅｄ電源
JP2004340830A (ja) * 2003-05-16 2004-12-02 Calsonic Kansei Corp 照明装置及び該照明装置を有する車両用表示装置
JP2007165161A (ja) * 2005-12-15 2007-06-28 Sharp Corp Ｌｅｄ照明装置、ｌｅｄバックライト装置、及び画像表示装置
WO2008101383A1 (fr) * 2007-02-17 2008-08-28 Shenzhen Unibero Technology Co., Ltd Ensemble de lampe à diodes électroluminescentes, circuit en série d'ensemble de lampe à diodes électroluminescentes et dispositif d'éclairage à diodes électroluminescentes
JP2009301952A (ja) * 2008-06-16 2009-12-24 Showa Denko Kk 発光装置及びそれを備えた照明システム
JP3157456U (ja) * 2009-12-02 2010-02-18 黄泰翔 交流用ｌｅｄの保護回路
WO2010073437A1 (ja) * 2008-12-26 2010-07-01 三菱電機株式会社 Ｌｅｄ点灯装置及びヘッドランプ用ｌｅｄ点灯装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4434274A1 (de) * 1994-09-24 1996-03-28 Blaupunkt Werke Gmbh Beleuchtungsanordnung mit in Reihe geschalteten Leuchtdioden
US5575459A (en) * 1995-04-27 1996-11-19 Uniglo Canada Inc. Light emitting diode lamp
US6323598B1 (en) * 2000-09-29 2001-11-27 Aerospace Optics, Inc. Enhanced trim resolution voltage-controlled dimming led driver
US7262752B2 (en) * 2001-01-16 2007-08-28 Visteon Global Technologies, Inc. Series led backlight control circuit
US6628085B2 (en) * 2001-01-17 2003-09-30 Tai-Her Yang Limit voltage circuit using light emitting diodes as thermal-loss reducing impedances, especially for matching a saturation voltage of rechargeable cells during charging
FR2891106A1 (fr) * 2005-09-20 2007-03-23 Patrick Courteix Methode de connexion et d'alimentation de diodes electroluminescentes pour la realisation de lampes.
FR2897574A1 (fr) * 2006-02-17 2007-08-24 Valeo Vision Sa Circuit de diodes electroluminescentes et dispositif d'eclairage et/ou signalisation l'incorporant.
JP2008131007A (ja) * 2006-11-24 2008-06-05 Koha Co Ltd 発光回路及びこれを備えた照明装置
WO2008155384A1 (de) * 2007-06-19 2008-12-24 Silicon Line Gmbh Schaltungsanordnung und verfahren zur ansteuerung von lichtemittierenden bauelementen
TW200939884A (en) * 2008-03-07 2009-09-16 Tai-Her Yang Unipolar (dis) charging LED drive method and circuit thereof
TWI508630B (zh) * 2008-03-07 2015-11-11 Tai Her Yang 雙極性充放電之ｌｅｄ驅動電路
US20100315014A1 (en) * 2009-06-16 2010-12-16 Cheng-Fen Chang LED light string
TWM379169U (en) * 2009-11-09 2010-04-21 Tai-Hsiang Huang Protection device of alternating light-emitting diode driving circuit
CN201557282U (zh) * 2009-11-17 2010-08-18 黄泰翔 交流用发光二极管保护电路
SG183625A1 (en) * 2011-02-11 2012-09-27 Tai-Her Yang Led device with shared voltage-limiting unit and individual voltage-equalizing resistance

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5684368U (enExample) * 1979-11-29 1981-07-07
JPS57167690A (en) * 1981-04-07 1982-10-15 Toa Tokushu Denki Kk Control of light-emitting diode
US20020043943A1 (en) * 2000-10-10 2002-04-18 Menzer Randy L. LED array primary display light sources employing dynamically switchable bypass circuitry
JP2004512697A (ja) * 2000-10-24 2004-04-22 ゼネラル・エレクトリック・カンパニイ Ｌｅｄ電源
JP2004340830A (ja) * 2003-05-16 2004-12-02 Calsonic Kansei Corp 照明装置及び該照明装置を有する車両用表示装置
JP2007165161A (ja) * 2005-12-15 2007-06-28 Sharp Corp Ｌｅｄ照明装置、ｌｅｄバックライト装置、及び画像表示装置
WO2008101383A1 (fr) * 2007-02-17 2008-08-28 Shenzhen Unibero Technology Co., Ltd Ensemble de lampe à diodes électroluminescentes, circuit en série d'ensemble de lampe à diodes électroluminescentes et dispositif d'éclairage à diodes électroluminescentes
JP2009301952A (ja) * 2008-06-16 2009-12-24 Showa Denko Kk 発光装置及びそれを備えた照明システム
WO2010073437A1 (ja) * 2008-12-26 2010-07-01 三菱電機株式会社 Ｌｅｄ点灯装置及びヘッドランプ用ｌｅｄ点灯装置
JP3157456U (ja) * 2009-12-02 2010-02-18 黄泰翔 交流用ｌｅｄの保護回路

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101535790B1 (ko) * 2014-07-15 2015-07-13 (주)로그인디지탈 보호 수단을 구비한 led 조명 회로 기판
JP2023155014A (ja) * 2022-04-08 2023-10-20 株式会社スリーエス Ｌｅｄ装置
JP7440196B2 (ja) 2022-04-08 2024-02-28 株式会社スリーエス Ｌｅｄ装置

Also Published As

Publication number Publication date
CN102637683B (zh) 2017-04-12
JP2019195075A (ja) 2019-11-07
TWM440534U (en) 2012-11-01
TW201240516A (en) 2012-10-01
EP2487993A2 (en) 2012-08-15
TWI583243B (zh) 2017-05-11
SG183625A1 (en) 2012-09-27
CN102637683A (zh) 2012-08-15
EP2487993B1 (en) 2015-05-06
CN202513156U (zh) 2012-10-31
EP2487993A3 (en) 2013-11-13

Similar Documents

Publication Publication Date Title
JP2019195075A (ja) Ｌｅｄ装置
KR101822192B1 (ko) 전압 제한 역극성 직렬식 ｌｅｄ장치
EP2418917B1 (en) Reverse polarity series type LED and drive circuit
JP2012169625A5 (enExample)
JP2014096576A (ja) Ｌｅｄ駆動回路
US9018843B2 (en) LED device with voltage-limiting unit and voltage-equalizing and current limiting resistances
US20140132156A1 (en) Led device with voltage-limiting unit and shunt current-limiting resistance
JP3176177U (ja) Ｌｅｄ装置
KR102240099B1 (ko) 전압 제한 유닛 및 개별 균압 저항을 공동으로 사용하는 발광다이오드 장치
US9282607B2 (en) LED device with shared voltage-limiting unit and individual equalizing resistance
JP3176516U (ja) Ｌｅｄ装置
US8779673B2 (en) LED device with voltage-limiting unit and voltage-equalizing resistance
EP2487994A2 (en) LED device with voltage-limiting unit and shunt current-limiting resistance
US9307610B2 (en) Low power bypass circuit for LED open circuit and reverse polarity protection
KR20130097414A (ko) 전압 제한 유닛 및 분로 전류 제한 저항을 가진 발광다이오드 장치
KR20130097410A (ko) 전압 제한 유닛 및 개별 균압 저항을 공동으로 사용하는 발광다이오드 장치

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20150106

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20151028

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20151029

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20160129

A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A524

Effective date: 20160229

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20160726

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20161024

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20161223

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170111

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20170620

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20171010

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A821

Effective date: 20171011

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20171110

A912 Re-examination (zenchi) completed and case transferred to appeal board

Free format text: JAPANESE INTERMEDIATE CODE: A912

Effective date: 20180119

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20181015

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20181119

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20190415

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20190515