Invention Grant
- Patent Title: Method and apparatus for calculating power headroom in carrier aggregation mobile communication system
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Application No.: US14879094Application Date: 2015-10-08
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Publication No.: US09668227B2Publication Date: 2017-05-30
- Inventor: Soeng Hun Kim , Kyeong In Jeong , Sang Bum Kim , Gert-Jan Van Lieshout
- Applicant: Samsung Electronics Co., Ltd.
- Applicant Address: KR Suwon-si
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-si
- Agency: Jefferson IP Law, LLP
- Priority: KR10-2011-0113227 20111102
- Main IPC: H04B7/00
- IPC: H04B7/00 ; H04W52/36 ; H04W72/04 ; H04L5/00 ; H04W84/04
Abstract:
A power headroom calculation method and apparatus of a User Equipment (UE) are provided for a primary cell Power Headroom (PH) calculation in a Long Term Evolution-Advanced (LTE-A) mobile communication system. The method includes determining whether an activated serving cell includes uplink data and/or uplink control signal to be transmitted, and determining PH of the activated serving cell according to whether the activated serving cell has the uplink data and/or uplink control signal.
Public/Granted literature
- US20160037465A1 METHOD AND APPARATUS FOR CALCULATING POWER HEADROOM IN CARRIER AGGREGATION MOBILE COMMUNICATION SYSTEM Public/Granted day:2016-02-04
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