Invention Grant
- Patent Title: Utilizing secondary-side conduction time parameters of a switching power converter to provide energy to a load
- Patent Title (中): 利用开关功率转换器的次级侧导通时间参数为负载提供能量
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Application No.: US14701946Application Date: 2015-05-01
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Publication No.: US09577538B2Publication Date: 2017-02-21
- Inventor: Yanhui Xie , Michael A. Kost , John L. Melanson , Zhaohui He , Chris M. Franklin
- Applicant: KONINKLIJKE PHILIPS N.V.
- Applicant Address: NL Eindhoven
- Assignee: Koninklijke Philips N.V.
- Current Assignee: Koninklijke Philips N.V.
- Current Assignee Address: NL Eindhoven
- Main IPC: H05B37/02
- IPC: H05B37/02 ; H02M3/335 ; H05B33/08

Abstract:
A power distribution system includes controller of a switching power converter to control the switching power converter and determine one or more switching power converter control parameters. In at least one embodiment, the switching power converter utilizes a transformer to transfer energy from a primary-side of the transformer to a secondary-side of the transformer. In at least one embodiment, the switching power converter control parameters includes a secondary-side conduction time delay that represents a time delay between when the primary-side ceases conducting a primary-side current and the secondary-side begins to conduct a secondary-side current. In at least one embodiment, determining and accounting for this secondary-side conduction time delay increases the prediction accuracy of the secondary-side current value and accurate delivery of energy to a load when the controller does not directly sense the secondary-side current provided to the load.
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