Invention Grant
- Patent Title: Forcing a processor into a low power state
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Application No.: US15668762Application Date: 2017-08-04
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Publication No.: US10345889B2Publication Date: 2019-07-09
- Inventor: Eliezer Weissmann , Yoni Aizik , Doron Rajwan , Nir Rosenzweig , Efraim Rotem , Barnes Cooper , Paul S. Diefenbaugh , Guy M. Therien , Michael Mishaeli , Nadav Shulman , Ido Melamed , Niv Tokman , Alexander Gendler , Arik Gihon , Yevgeni Sabin , Hisham Abu Salah , Esfir Natanzon
- Applicant: Intel Corporation
- Applicant Address: US CA Santa Clara
- Assignee: Intel Corporation
- Current Assignee: Intel Corporation
- Current Assignee Address: US CA Santa Clara
- Agency: Trop, Pruner & Hu, P.C.
- Main IPC: G06F1/3287
- IPC: G06F1/3287 ; G06F1/3203 ; G06F1/324 ; G06F11/07

Abstract:
In an embodiment, a processor includes multiple cores and a power controller. The power controller may include a hardware duty cycle (HDC) logic to cause at least one logical processor of one of the cores to enter into a forced idle state even though the logical processor has a workload to execute. In addition, the HDC logic may cause the logical processor to exit the forced idle state prior to an end of an idle period if at least one other logical processor is prevented from entry into the forced idle state. Other embodiments are described and claimed.
Public/Granted literature
- US20180120924A1 Forcing A Processor Into A Low Power State Public/Granted day:2018-05-03
Information query
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