KR101779960B9 - 엘이디 조명의 오류 및 변화 감지를 위한 장치 및 방법 - Google Patents
엘이디 조명의 오류 및 변화 감지를 위한 장치 및 방법Info
- Publication number
- KR101779960B9 KR101779960B9 KR1020120089265A KR20120089265A KR101779960B9 KR 101779960 B9 KR101779960 B9 KR 101779960B9 KR 1020120089265 A KR1020120089265 A KR 1020120089265A KR 20120089265 A KR20120089265 A KR 20120089265A KR 101779960 B9 KR101779960 B9 KR 101779960B9
- Authority
- KR
- South Korea
- Prior art keywords
- change
- led light
- detecting error
- error
- detecting
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/44—Testing lamps
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
- G01R23/15—Indicating that frequency of pulses is either above or below a predetermined value or within or outside a predetermined range of values, by making use of non-linear or digital elements (indicating that pulse width is above or below a certain limit)
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/06—Measuring depth of modulation
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120089265A KR101779960B1 (ko) | 2012-08-16 | 2012-08-16 | 엘이디 조명의 오류 및 변화 감지를 위한 장치 및 방법 |
US13/939,705 US20140052390A1 (en) | 2012-08-16 | 2013-07-11 | Apparatus and method for detecting error and variation in light-emitting diode lightting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120089265A KR101779960B1 (ko) | 2012-08-16 | 2012-08-16 | 엘이디 조명의 오류 및 변화 감지를 위한 장치 및 방법 |
Publications (3)
Publication Number | Publication Date |
---|---|
KR20140023474A KR20140023474A (ko) | 2014-02-27 |
KR101779960B1 KR101779960B1 (ko) | 2017-09-21 |
KR101779960B9 true KR101779960B9 (ko) | 2022-07-06 |
Family
ID=50100647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020120089265A KR101779960B1 (ko) | 2012-08-16 | 2012-08-16 | 엘이디 조명의 오류 및 변화 감지를 위한 장치 및 방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20140052390A1 (ko) |
KR (1) | KR101779960B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD928987S1 (en) | 2019-02-21 | 2021-08-24 | Labyrinth Technologies, Llc | Municipal infrastructure pole |
US11204156B2 (en) | 2016-07-29 | 2021-12-21 | Labyrinth Technologies, Llc | Systems and methods for aggregating edge signals in a mesh network |
US20200096179A1 (en) | 2016-07-29 | 2020-03-26 | Labyrinth Technologies, Llc | Localization systems and methods |
USD957039S1 (en) | 2020-01-13 | 2022-07-05 | Labyrinth Technologies, Llc | Enclosure with extension |
US10893598B2 (en) * | 2019-01-25 | 2021-01-12 | Osram Sylvania Inc. | Transmission of luminaire maintenance information |
JP7218212B2 (ja) * | 2019-03-05 | 2023-02-06 | 株式会社東芝 | 半導体装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7394210B2 (en) * | 2004-09-29 | 2008-07-01 | Tir Technology Lp | System and method for controlling luminaires |
WO2006079199A1 (en) * | 2005-01-25 | 2006-08-03 | Tir Systems Ltd. | Method and apparatus for illumination and communication |
EP2068599B1 (en) * | 2007-12-03 | 2011-04-27 | Sirio Panel S.P.A. | Circuit arrangement for generating a pulse width modulated signal for driving electrical loads |
US9509525B2 (en) * | 2008-09-05 | 2016-11-29 | Ketra, Inc. | Intelligent illumination device |
US8471496B2 (en) * | 2008-09-05 | 2013-06-25 | Ketra, Inc. | LED calibration systems and related methods |
US8773336B2 (en) * | 2008-09-05 | 2014-07-08 | Ketra, Inc. | Illumination devices and related systems and methods |
US20120299480A1 (en) * | 2009-11-06 | 2012-11-29 | Neofocal Systems, Inc. | System And Method For Current Modulated Data Transmission |
KR101038852B1 (ko) * | 2009-12-09 | 2011-06-03 | 삼성전기주식회사 | 에러 검출 기능을 갖는 led 구동 회로 |
KR20120071928A (ko) * | 2010-12-23 | 2012-07-03 | 한국전자통신연구원 | 조명 제어 장치 및 방법 |
US9066381B2 (en) * | 2011-03-16 | 2015-06-23 | Integrated Illumination Systems, Inc. | System and method for low level dimming |
US8797766B2 (en) * | 2011-04-06 | 2014-08-05 | Bose Corporation | Power supply with tickle pulse injection |
KR20130116406A (ko) * | 2012-03-12 | 2013-10-24 | 한국전자통신연구원 | 가시광무선통신을 기반으로 한 led 조명 제어장치 및 그 방법 |
-
2012
- 2012-08-16 KR KR1020120089265A patent/KR101779960B1/ko active Search and Examination
-
2013
- 2013-07-11 US US13/939,705 patent/US20140052390A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
KR20140023474A (ko) | 2014-02-27 |
KR101779960B1 (ko) | 2017-09-21 |
US20140052390A1 (en) | 2014-02-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G170 | Re-publication after modification of scope of protection [patent] |