JP2016213894A - 携帯端末機の使用可能送信電力報告方法および装置 - Google Patents
携帯端末機の使用可能送信電力報告方法および装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/365—Power headroom reporting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
- H04W52/545—Signalisation aspects of the TPC commands, e.g. frame structure modifying TPC bits in special situations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
- H04W52/58—Format of the TPC bits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
- H04W88/10—Access point devices adapted for operation in multiple networks, e.g. multi-mode access points
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
【解決手段】本発明は、携帯端末機の使用可能送信電力報告方法および装置に関し、本発明の実施形態にかかる携帯端末機の使用可能送信電力情報の報告(Power Headroom Report、PHR)方法は、任意の2つの時点でのP−MPRの変化量に応じて使用可能送信電力報告(PHR)をトリガ(trigger)するか否かを決定するステップと、前記使用可能送信電力報告をトリガすると決定する場合、使用可能送信電力情報を生成するステップと、前記使用可能電力報告情報を基地局に報告するステップとを含むことを特徴とする。本発明によれば、携帯端末機の使用可能送信電力量を効率的に報告することができる。
【選択図】図5
Description
PCMAX_L≦PCMAX≦PCMAX_H 数式(1)
(2)逆方向が設定されたサービングセルが多数であり、一般的なPHR MAC CEを使用
(3)逆方向が設定されたサービングセルが1つであり、拡張されたPHR MAC CEを使用
(4)逆方向が設定されたサービングセルが多数であり、拡張されたPHR MAC CEを使用
1110:制御部
1120:多重化および逆多重化部
1125、1130:上位階層処理部
1135:制御メッセージ処理部
Claims (12)
- 無線通信システムで端末の方法であって、
使用可能送信電力報告(power headroom report、 PHR)がトリガ(trigger)されると、電力管理による電力バックオフ(power backoff)が適用されたのかを決定する段階と、
拡張されたPHRが設定されたのかを確認する段階と、
前記拡張されたPHRが設定されたとき、拡張されたPH情報を生成する段階と、
前記拡張されたPH情報を基地局に送信する段階とを含み、
前記拡張されたPH情報で、使用可能転送電力(PH)フィールドを含んでいるオクテット(octet)の一番目のビットは、前記決定に基づいて設定されることを特徴とする端末の方法。 - 前記拡張されたPHRが設定されなかったとき、PH情報を生成する段階と、
前記PH情報を前記基地局に送信する段階とをさらに含み、
前記PH情報の一番目のビットは、0に設定されることを特徴とする、請求項1に記載の端末の方法。 - 前記電力管理による電力バックオフが適用された場合、前記拡張されたPH情報で、前記PHフィールドを含んでいる前記オクテットの前記一番目のビットは、1に設定されることを特徴とする、請求項1に記載の端末の方法。
- 無線通信システムで基地局の方法であって、
設定情報を端末に送信する段階と、
前記設定情報が拡張された使用可能送信電力報告(power headroom report、PHR)を設定するものであるとき、前記端末から拡張されたPH情報を受信する段階とを含み、
前記拡張されたPH情報で、使用可能転送電力(PH)フィールドを含んでいるオクテット(octet)の一番目のビットは、前記端末によって電力管理による電力バックオフ(power backoff)が適用されたのかに対する決定に基づいて、設定されることを特徴とする基地局の方法。 - 前記設定情報が拡張されたPHRを設定するものではないとき、前記端末からPH情報を受信する段階とをさらに含み、
前記PH情報の一番目のビットは、0に設定されることを特徴とする、請求項4に記載の基地局の方法。 - 前記電力管理による電力バックオフが適用された場合、前記拡張されたPH情報で前記PHフィールドを含んでいる前記オクテットの前記一番目のビットは、1に設定されることを特徴とする、請求項4に記載の基地局の方法。
- 無線通信システムでの端末であって、
信号を送受信する送受信部と、
使用可能送信電力報告(power headroom report、PHR)がトリガ(trigger)されると、電力管理による電力バックオフ(power backoff)が適用されたのかを決定し、拡張されたPHRが設定されたのかを確認し、前記拡張されたPHRが設定されなかったとき、拡張されたPH情報を生成して、前記拡張されたPH情報を基地局に送信するように制御する制御部とを含み、
前記拡張されたPH情報で、使用可能転送電力(PH)フィールドを含んでいるオクテット(octet)の一番目のビットは、前記決定に基づいて設定されることを特徴とする端末。 - 前記制御部は、
前記拡張されたPHRが設定されなかったとき、PH情報を生成して、前記PH情報を前記基地局に送信するように制御し、
前記PH情報の一番目のビットは、0に設定されることを特徴とする、請求項7に記載の端末。 - 前記電力管理による電力バックオフが適用された場合、前記拡張されたPH情報で、前記PHフィールドを含んでいる前記オクテットの前記一番目のビットは、1に設定されることを特徴とする、請求項7に記載の端末。
- 無線通信システムでの基地局であって、
信号を送受信する送受信部と、
設定情報を端末に送信し、前記設定情報が拡張された使用可能送信電力報告(power headroom report、PHR)を設定するものであるとき、前記端末から拡張されたPH情報を受信するように制御する制御部とを含み、
前記拡張されたPH情報で、使用可能転送電力(PH)フィールドを含んでいるオクテット(octet)の一番目のビットは、前記端末によって電力管理による電力バックオフ(power backoff)が適用されたのかに対する決定に基づいて、設定されることを特徴とする基地局。 - 前記制御部は、
前記設定情報が拡張されたPHRを設定するものではないとき、前記端末からPH情報を受信するように制御し、
前記PH情報の一番目のビットは、0に設定されることを特徴とする、請求項10に記載の基地局。 - 前記電力管理による電力バックオフが適用されたとき、前記拡張されたPH情報で、前記PHフィールドを含んでいる前記オクテットの前記一番目のビットは、1に設定されることを特徴とする、請求項10に記載の基地局。
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KR102061091B1 (ko) | 2019-12-31 |
US9510305B2 (en) | 2016-11-29 |
US9615338B2 (en) | 2017-04-04 |
US9451564B2 (en) | 2016-09-20 |
KR20190018141A (ko) | 2019-02-21 |
JP2014506097A (ja) | 2014-03-06 |
US20120207112A1 (en) | 2012-08-16 |
US20150189605A1 (en) | 2015-07-02 |
KR20120093791A (ko) | 2012-08-23 |
US10575265B2 (en) | 2020-02-25 |
US20180310259A1 (en) | 2018-10-25 |
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