Title:
複数の電源から給電される知的照明タイルシステム
Document Type and Number:
Japanese Patent JP5642163
Kind Code:
B2
Abstract:
This invention relates to a power unit for a lighting system. Said power unit includes a mains power input (2), output terminals (3a, 3b) and a power supply (5) for regulating a supply voltage (V1) of the power unit (1). The power unit further comprises a polarity detector (13), a voltmeter (11) for measuring a voltage (V2) at said output terminals (3a, 3b) and a current meter (12) for measuring a current (A) at said output terminals (3a, 3b). The power unit also comprises a control unit (7), wherein said control unit (7) is arranged to initiate a power up procedure delay of random length after the power unit (1) has been switched on and wherein said control unit (7) is arranged to process information from the voltmeter (11), the current meter (12) and the polarity detector (13), and to control a power output of the power unit (1) on basis of said information.
Inventors:
スナイデル ピエテル ヤコブ
Application Number:
JP2012512502A
Publication Date:
December 17, 2014
Filing Date:
May 25, 2010
Export Citation:
Assignee:
コーニンクレッカ フィリップス エヌ ヴェ
International Classes:
H05B37/02; F21S2/00; F21S8/04
Attorney, Agent or Firm:
Tsugaru 進
Hidehito Fueda
Komatsu Hirokazu
Hidehito Fueda
Komatsu Hirokazu