Power headroom report method and apparatus for mobile communication system supporting carrier aggregation

a mobile communication system and power headroom technology, applied in power management, frequency-division multiplex, wireless commuication services, etc., can solve the problem of difficulty in applying the transmission power determination process of the related art for uplink transmission power determination of the ue supporting carrier aggregation

Active Publication Date: 2015-09-22
SAMSUNG ELECTRONICS CO LTD
View PDF18 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0009]Aspects of the present invention are to address at least the above-mentioned problems and/or disadvantages and to provide at least the advantages described below. Accordingly, an aspect of the present

Problems solved by technology

Since the uplink transmission power determination algorithm of the related art is designed for the UE operating with one uplink carrier and one downlink carrier, it is

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0026]The following description with reference to the accompanying drawings is provided to assist in a comprehensive understanding of exemplary embodiments of the invention as defined by the claims and their equivalents. It includes various specific details to assist in that understanding but these are to be regarded as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.

[0027]The terms and words used in the following description and claims are not limited to the bibliographical meanings, but, are merely used by the inventor to enable a clear and consistent understanding of the invention. Accordingly, it should be apparent to those skilled in the art that the following description of exemplary embod...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

A Power Headroom Report (PHR) method and apparatus for a mobile communication system supporting carrier aggregation are provided. The method for transmitting PHR of a terminal in a mobile communication system includes configuring, when a PHR is triggered for at least one activated serving cell, an extended PHR for the at least one activated serving cell, the PHR being triggered when a change of a downlink path loss in the at least one activated serving cell is greater than a predetermined threshold value, and transmitting the extended PHR.

Description

CROSS-REFERENCE TO RELATED APPLICATION[0001]This application claims the benefit under 35 U.S.C. §119(e) of a U.S. provisional patent application filed on Nov. 5, 2010, in the United States Patent and Trademark Office and assigned Ser. No. 61 / 410,493, and under 35 U.S.C. §119(a) of a Korean patent application filed on Nov. 2, 2011 in the Korean Intellectual Property Office and assigned Serial No. 10-2011-0113229, the entire disclosures of which are hereby incorporated by reference.BACKGROUND OF THE INVENTION[0002]1. Field of the Invention[0003]The present invention relates to a method and apparatus for a mobile communication system. More particularly, the present invention relates to an improved power headroom report method and apparatus for a mobile communication system supporting carrier aggregation.[0004]2. Description of the Related Art[0005]Mobile communication systems have been developed to provide subscribers with voice communication services on the move. With the advancements...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
IPC IPC(8): H04B7/204H04W4/00H04B7/208H04J1/00H04B7/00H04W52/36H04W72/04
CPCH04W52/365H04W72/0413
Inventor KIM, SOENG HUNJEONG, KYEONG INKIM, SANG BUMVAN LIESHOUT, GERT-JAN
Owner SAMSUNG ELECTRONICS CO LTD
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap