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WO2009143770A1 - Système d'éclairage - Google Patents

Système d'éclairage Download PDF

Info

Publication number
WO2009143770A1
WO2009143770A1 PCT/CN2009/072008 CN2009072008W WO2009143770A1 WO 2009143770 A1 WO2009143770 A1 WO 2009143770A1 CN 2009072008 W CN2009072008 W CN 2009072008W WO 2009143770 A1 WO2009143770 A1 WO 2009143770A1
Authority
WO
WIPO (PCT)
Prior art keywords
luminaire
link
lighting system
signal output
output channels
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.)
Ceased
Application number
PCT/CN2009/072008
Other languages
English (en)
Chinese (zh)
Inventor
林惠忠
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.)
Shenzhen Displedtech Co Ltd
Original Assignee
Shenzhen Displedtech Co Ltd
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 Shenzhen Displedtech Co Ltd filed Critical Shenzhen Displedtech Co Ltd
Publication of WO2009143770A1 publication Critical patent/WO2009143770A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/06—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources
    • G09G3/12—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources using electroluminescent elements
    • G09G3/14—Semiconductor devices, e.g. diodes
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/18—Controlling the light source by remote control via data-bus transmission
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/185—Controlling the light source by remote control via power line carrier transmission
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/08—Fault-tolerant or redundant circuits, or circuits in which repair of defects is prepared
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/10—Dealing with defective pixels

Definitions

  • the invention belongs to the field of lighting, and in particular relates to a lighting system.
  • Diode, LED and other lighting control systems mostly use serial connection, as shown in Figure 1, where controller 10 is usually a microcontroller (Micro controller)
  • the controller 10 is configured to generate a driving signal for driving the luminaire, and the driving signal sequentially passes through the luminaire 11, the luminaire 12, the luminaire 13 to the luminaire 14, and the driving circuit in each luminaire controls the corresponding display according to the received driving signal.
  • the state of the lamp, where the length of the luminaire series is determined by the system or field wiring conditions, usually between tens and hundreds. The way in which such lamps are connected in series is likely to cause some or even the entire system to be defective in the event of failure of individual lamps, so that the system is not reliable enough. If the lamp 13 fails, only the lamps before the lamp 13 can normally emit light, if the lamp 11 fails , then the entire system ⁇ the disclosure of the invention
  • the object of the present invention is to provide a lighting system, which aims to solve the problem that the current lighting system is connected in such a way that individual lamps fail, which may easily lead to the collapse of some or even the entire system, so that the system is not reliable enough.
  • the present invention is achieved by a lighting system including a controller, and a luminaire link formed by serially connecting two or more luminaires, the controller including two sets of signal output channels, the two sets of signals The output channels are respectively connected to the head end and the tail end of the luminaire link to form a loop, and the controller alternately sends driving signals to the head end and the tail end of the luminaire link through two sets of signal output channels.
  • a lighting system including a main controller, the lighting system further comprising:
  • a distributor link formed by a plurality of distributors serially connected, the distributors each comprising two sets of signal output channels that alternately transmit drive signals, the splitter links being coupled to signal output channels of the main controller
  • a plurality of luminaire links formed by serially connecting two or more luminaires, wherein the head end and the tail end of the luminaire link are respectively connected to the two sets of signal output channels of the corresponding distributor to form a ring road.
  • Another object of the present invention is to provide a lighting system including a main controller, the main controller comprising two sets of signal output channels for alternately transmitting driving signals; the lighting system further comprising: a plurality of distributors a splitter link formed by a serial connection, wherein a head end and a tail end of the splitter link are respectively connected to two sets of signal output channels of the main controller to form a loop;
  • a plurality of luminaire links formed by serially connecting two or more luminaires, the luminaire links being coupled to respective signal output channels of the distributor.
  • the controller, the main controller and the distributor can both comprise two sets of signal output channels, and a loop connection is formed between the controller and the lamp, and a main controller and the distributor are formed.
  • the loop connection alternately sends driving signals to the luminaire through two sets of signal output channels to realize bidirectional transmission of the driving signals, which can improve the reliability of the system luminaires and reduce the problems of most systems or the entire system caused by single luminaire failure.
  • FIG. 1 is a schematic diagram of a serial connection manner of a lamp in a lighting system provided by the prior art
  • FIG. 2 is a structural schematic diagram of a lighting system according to a first embodiment of the present invention.
  • FIG. 3a is a control schematic diagram of a controller according to a first embodiment of the present invention for transmitting a data signal and a chirp signal to a lamp of a lighting system through a first group of signal output channels;
  • FIG. 3b is a control schematic diagram of the controller according to the first embodiment of the present invention for transmitting a data signal and a chirp signal to the internal lighting of the lighting system through the second group of signal output channels;
  • FIG. 4 is a sequence diagram of a data signal and a chirp signal transmitted by each group of signal output channels of the controller according to the first embodiment of the present invention
  • FIG. 5 is a structural schematic diagram of a lighting system according to a second embodiment of the present invention
  • 6 is a structural schematic diagram of a lighting system according to a third embodiment of the present invention
  • FIG. 7 is a structural schematic diagram of a lighting system according to a fourth embodiment of the present invention.
  • the lighting system uses a four-wire scheme, and the controller forms a loop connection with the luminaire through two sets of signal output channels, and alternately sends driving signals to the luminaire through two sets of signal output channels to realize driving signals. Two-way transmission.
  • FIG. 2 is a structural schematic diagram of a lighting system according to a first embodiment of the present invention. For convenience of description, only parts related to the present embodiment are shown.
  • a luminaire link is connected between the first group of signal output channels 1 and the second group of signal output channels 2 of the controller 20, and the luminaire links include serially connected lamps 21, 22, 23 to lamps nl , n, that is, at least two luminaires; the connection between the lamps in the luminaire link may be a wired connection or a wireless connection, and the controller 20 forms a loop connection with the luminaire link.
  • the controller 20 alternately sends driving signals to the head end and the tail end of the luminaire link through the first group of signal output channels 1 and the second group of signal output channels 2, so that the driving circuit of each luminaire is in the case where the entire loop is intact. The same data can be received twice. If there is a fault in the loop, such as the luminaire 22, the controller 20 sends the drive signal alternately through the two sets of signal output channels 1, 2, except for the luminaire 22.
  • All other luminaire drive circuits can receive a complete data; if two luminaires in the loop fail, such as luminaire 21 and luminaire 23, then controller 20 alternately transmits through two sets of signal output channels 1, 2 After driving the signal, the driving circuit of all the lamps except the lamps 21, 22, 23 can receive a complete data, that is, only the two lamps that have failed and the lamps between them are not bright, so the present invention
  • the lighting system provided by the first embodiment can improve the reliability of the system luminaire and reduce the majority of the system or the entire system caused by the failure of a single luminaire. question.
  • controller 20 alternately transmits data through the two sets of signal output channels 1, 2 may be reversed once in the forward direction, twice in the forward direction or twice in the reverse direction, or other transmission modes. Just ensure that the luminaire receives the same data within the two channel data transmission period.
  • the lighting system provided by the first embodiment of the present invention uses positive and negative power signal lines, lamp control data lines, The four-wire control mode of the cuckoo clock signal line controls the lamp in the system, wherein the lamp further comprises a display circuit and a driving circuit for controlling the display lamp to be turned on or off, and the driving circuit is connected with the power supply through the positive and negative power signal lines, and the display lamp can be It is a light emitting diode (LED) or the like.
  • LED light emitting diode
  • 3a and 3b respectively show the control principle of the controller 20 for transmitting the data signal and the chirp signal to the internal lamps of the system through the first group of signal output channels 1 and the second group of signal output channels 2, wherein CLK is The standard chirp signal of the internal control position of the lamp is sent by the controller 20 to the driving circuit of each lamp through the cuckoo clock signal line; Data is the data signal for controlling the state of the display lamp by the internal driving circuit of the lamp, and the controller 20 controls the data through the lamp. The line is sent to the drive circuit of each luminaire.
  • the data signals Data in Figures 3a and 3b are respectively sent by the controller 20 to the luminaires in the system loop through the two sets of signal output channels 1, 2, and thus in opposite directions.
  • FIG. 4 shows the sequence of the data signal and the chirp signal transmitted by each set of signal output channels of the controller 20, wherein the signal period includes a frame data period and a synchronization period.
  • Each pixel period can be 24 bits, 30 bits, 36 bits, 40 bits or other digits.
  • the frame data period is customized by the user according to actual needs or signal distortion conditions; the chirp clock frequency can be customized by the user or according to signal distortion.
  • the condition is automatically adjusted by the system, and the adjustment range is 100KHZ ⁇ 3MHZ.
  • the system synchronously illuminates the luminaire's flag by the controller 20 through the ⁇ clock signal line, CLK continues to be low or high (indicated by a continuous low level in Figure 4), then the luminaire's drive circuit latches the current periodic pixel
  • the data is controlled to display the synchronous display of the display light (specifically determined by the current latched data), and the data channel in the luminaire is activated in the opposite direction, wherein the synchronization period must be greater than a certain value to meet the needs of system adjustment, after the synchronous display period,
  • the direction in which the controller 20 sends the data signal changes, as shown in detail in Figures 3a and 3b, and will not be described here.
  • FIG. 5 is a structural schematic view showing a lighting system according to a second embodiment of the present invention, and only the portions related to the present embodiment are also shown. Referring to FIG.
  • the main controller 30 transmits the data signal and the chirp signal of the luminaire in the system to the distributor link serially connected to the signal output channel through the luminaire control data line and the cesium signal line, respectively, the distributor chain
  • the road includes distributors 31, 32, 33, 34, etc., and a luminaire link is connected between the first group of signal output channels and the second group of signal output channels of each of the distributors, and the luminaire link is composed of two or more (ie, At least two of the luminaires are connected in series so that a loop connection is formed between the distributor and the luminaire link, and finally the data is sent by the distributor to the luminaire that forms a loop connection with the distributor, thereby improving the serial connection.
  • the reliability of the luminaire reduces the problem of most systems or the entire system caused by the failure of a single luminaire.
  • the principle is the same as that of the first embodiment, and will not be mentioned here.
  • FIG. 6 is a structural schematic diagram of a lighting system according to a third embodiment of the present invention.
  • the main controller has two sets of signal output channels, and two sets of signals from the main controller.
  • the output channel forms a loop connection with the distributor link to avoid most systems or the entire system being smashed due to the failure of a single distributor.
  • the principle is the same as above, and will not be mentioned here.
  • FIG. 7 is a schematic structural diagram of a lighting system according to a fourth embodiment of the present invention.
  • both the main controller and the distributor have two sets of signal output channels, and two sets of signal outputs of the main controller.
  • the channel and the distributor link form a loop connection, and the two sets of signal output channels of the distributor form a loop connection with the lamp link, which combines the features of the second and third embodiments, and further improves the reliability of the system. .
  • the above-mentioned four-wire scheme describes the control principle of the lighting system provided by the embodiment of the present invention, and the loop structure between the controller and the lamp, and the loop between the main controller and the distributor.
  • the structure is applied to other types of wire control systems, such as the five-wire control system using DM413 drive circuit to control the luminaire, using shift registers such as 74HC595, ZQL9712, etc., or adding constant current functions such as MBI 5026 to control the scheme.
  • the six-wire control system of the luminaire, and the three-wire control system that modulates the data signal and the cesium clock signal into a group of signals, etc., are not repeated here.
  • the controller, the main controller, and the distributor may each comprise two sets of signal output channels, and a loop connection and main control are formed between the controller and the lamp.
  • a loop connection is formed between the device and the distributor, and the driving signals are alternately sent to the luminaire through the two sets of signal output channels to realize the bidirectional transmission of the driving signals, thereby improving the reliability of the system luminaire and reducing most of the systems or the whole caused by the failure of the single luminaire. The problem with the system.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

L'invention porte sur un système d'éclairage qui peut être utilisé pour un éclairage. Le système d'éclairage comprend un dispositif de commande et une chaîne de lampes formée par au moins deux lampes connectées en série. Ledit dispositif de commande comprend deux canaux de sortie de signal qui sont connectés à la tête et à la fin de la chaîne de lampes, respectivement, afin de former une boucle. Ledit dispositif de commande envoie alternativement des signaux à la tête et à la fin de ladite chaîne de lampes par les deux canaux de sortie de signal.
PCT/CN2009/072008 2008-05-26 2009-05-26 Système d'éclairage Ceased WO2009143770A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200820094069.5 2008-05-26
CNU2008200940695U CN201206791Y (zh) 2008-05-26 2008-05-26 一种灯光系统

Publications (1)

Publication Number Publication Date
WO2009143770A1 true WO2009143770A1 (fr) 2009-12-03

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ID=40465855

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2009/072008 Ceased WO2009143770A1 (fr) 2008-05-26 2009-05-26 Système d'éclairage

Country Status (2)

Country Link
CN (1) CN201206791Y (fr)
WO (1) WO2009143770A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201206791Y (zh) * 2008-05-26 2009-03-11 深圳市宏啟光电有限公司 一种灯光系统
WO2012034107A2 (fr) * 2010-09-10 2012-03-15 Robe Lighting Inc Luminaire reconfigurable
CN103867924A (zh) * 2012-12-12 2014-06-18 鸿富锦精密工业（深圳）有限公司 发光二极管灯具
CN103474029B (zh) * 2013-09-10 2015-10-07 苏州君嬴电子科技有限公司 Led显示系统及其控制方法
CN109769325B (zh) * 2019-03-28 2022-02-18 深圳爱克莱特科技股份有限公司 Led混色灯光系统、led混色灯光远程控制装置及其控制方法
CN113747627A (zh) * 2021-11-08 2021-12-03 深圳合芯谷微电子有限公司 一种串联led灯珠快速通讯的方法及系统
CN119356160B (zh) * 2024-09-29 2025-04-15 江门市思域科技有限公司 一种灯光主控的数据路径切换装置及方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3635647A (en) * 1970-06-03 1972-01-18 Gen Electric Electrical resistor circuit for sequentially flashing photoflash lamps
DE4016482A1 (de) * 1990-05-22 1991-11-28 Siemens Ag Schaltung zum wahlweisen betrieb jeweils einer vielzahl gemeinsam betreibbarer erster lampen und einer vielzahl gemeinsam beteibbarer zweiter lampen
US5315160A (en) * 1992-03-13 1994-05-24 Ming Cheng Chang Sequentially shifting control circuit for extendible light strings
CN1526984A (zh) * 2003-09-23 2004-09-08 孙润光 交流驱动电致发光器件
CN101059931A (zh) * 2006-04-20 2007-10-24 启耀光电股份有限公司 发光装置
US20070247868A1 (en) * 2006-04-19 2007-10-25 Cindex Holdings Limited Light string
CN101336028A (zh) * 2008-08-01 2008-12-31 深圳磊明科技有限公司 双向菊花链级联灯光网络控制方法及系统
CN201206791Y (zh) * 2008-05-26 2009-03-11 深圳市宏啟光电有限公司 一种灯光系统

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3635647A (en) * 1970-06-03 1972-01-18 Gen Electric Electrical resistor circuit for sequentially flashing photoflash lamps
DE4016482A1 (de) * 1990-05-22 1991-11-28 Siemens Ag Schaltung zum wahlweisen betrieb jeweils einer vielzahl gemeinsam betreibbarer erster lampen und einer vielzahl gemeinsam beteibbarer zweiter lampen
US5315160A (en) * 1992-03-13 1994-05-24 Ming Cheng Chang Sequentially shifting control circuit for extendible light strings
CN1526984A (zh) * 2003-09-23 2004-09-08 孙润光 交流驱动电致发光器件
US20070247868A1 (en) * 2006-04-19 2007-10-25 Cindex Holdings Limited Light string
CN101059931A (zh) * 2006-04-20 2007-10-24 启耀光电股份有限公司 发光装置
CN201206791Y (zh) * 2008-05-26 2009-03-11 深圳市宏啟光电有限公司 一种灯光系统
CN101336028A (zh) * 2008-08-01 2008-12-31 深圳磊明科技有限公司 双向菊花链级联灯光网络控制方法及系统

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