Invention Grant
US08878462B2 Circuit arrangement and method for operating at least one discharge lamp
有权
用于操作至少一个放电灯的电路布置和方法
- Patent Title: Circuit arrangement and method for operating at least one discharge lamp
- Patent Title (中): 用于操作至少一个放电灯的电路布置和方法
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Application No.: US13169154Application Date: 2011-06-27
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Publication No.: US08878462B2Publication Date: 2014-11-04
- Inventor: Peter Krummel
- Applicant: Peter Krummel
- Applicant Address: DE Munich
- Assignee: OSRAM Gesellschaft mit beschraenkter Haftung
- Current Assignee: OSRAM Gesellschaft mit beschraenkter Haftung
- Current Assignee Address: DE Munich
- Priority: DE102010031219 20100712
- Main IPC: H05B41/38
- IPC: H05B41/38 ; H05B41/392 ; H05B41/298

Abstract:
Various embodiments relate to a circuit arrangement for operating at least one discharge lamp. In order to prevent intrinsic flicker at low dimming settings and low temperatures, according to various embodiments, a direct current which is fed into the discharge lamp so as to avoid striated discharges at relatively high dimming settings is reduced or entirely eliminated.
Public/Granted literature
- US20120007515A1 CIRCUIT ARRANGEMENT AND METHOD FOR OPERATING AT LEAST ONE DISCHARGE LAMP Public/Granted day:2012-01-12
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