JP6419921B2 - 直交周波数分割多重接続方法を使用する無線通信システムにおいて基地局の電力増幅器消耗電力制御方法及び装置 - Google Patents
直交周波数分割多重接続方法を使用する無線通信システムにおいて基地局の電力増幅器消耗電力制御方法及び装置 Download PDFInfo
- Publication number
- JP6419921B2 JP6419921B2 JP2017202983A JP2017202983A JP6419921B2 JP 6419921 B2 JP6419921 B2 JP 6419921B2 JP 2017202983 A JP2017202983 A JP 2017202983A JP 2017202983 A JP2017202983 A JP 2017202983A JP 6419921 B2 JP6419921 B2 JP 6419921B2
- Authority
- JP
- Japan
- Prior art keywords
- symbol
- power amplifier
- base station
- data
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 37
- 238000004891 communication Methods 0.000 title claims description 17
- 238000010586 diagram Methods 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 238000013468 resource allocation Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- 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
- H04W52/02—Power saving arrangements
- H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
- H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
-
- 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
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
- H04W52/028—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof switching on or off only a part of the equipment circuit blocks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
-
- 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
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
Description
210 コントローラー
220 スケジューラ
230 シンボル情報獲得部
240 RFユニット
250 フレーム同期感知部
260 シンボル位置感知部
270 バイアス制御部
280 電力増幅器
(図6の第2実施形態に対する基地局)
610 コントローラー
620 スケジューラ
630 RFユニット
640 フレーム同期感知部
650 シンボル電力感知部
660 シンボル位置感知部
670 バイアス制御部
680 電力増幅器
Claims (12)
- 無線通信システムで基地局の電力増幅器を制御する方法であって、
サブフレームのシンボルの区間を確認する段階と、
共同公開ラジオインターフェース(Common Public Radio Interface、CPRI)を介して伝送されるフレームの特定の位置のビット情報に基づいて前記サブフレームのそれぞれのシンボルがデータを含まないかを判断する段階と、
データを含まないシンボルの区間に対し、前記電力増幅器のバイアスをオフするように制御する段階と、を含むことを特徴とする基地局の電力増幅器の制御方法。 - データを含むシンボルの区間に対し、前記電力増幅器に電力が供給されるように制御する段階をさらに含むことを特徴とする請求項1に記載の基地局の電力増幅器の制御方法。
- 前記データを含まないシンボルの位置を判断する段階と、
前記データを含むシンボルの長さを計算する段階と、を含むことを特徴とする請求項1に記載の基地局の電力増幅器の制御方法。 - 前記電力増幅器に電力が供給されるように制御する段階は、
前記データを含むシンボルの区間で前記電力増幅器のバイアスをオン(on)させることを特徴とする請求項2に記載の基地局の電力増幅器の制御方法。 - 前記ビット情報は、前記データを含まないシンボルの個数情報または前記データを含まないシンボルの位置情報を含むことを特徴とする請求項1に記載の基地局の電力増幅器の制御方法 。
- 前記ビット情報は、8ビットで構成されることを特徴とする請求項1に記載の基地局の電力増幅器の制御方法。
- 無線通信システムの基地局であって、前記基地局は、
無線資源を割り当てる制御部と、
信号を送受信するRFユニットと、
を含み、
前記RFユニットは、サブフレームのシンボルの区間を確認し、
共同公開ラジオインターフェース(Common Public Radio Interface、CPRI)を介して伝送されるフレームの特定の位置のビット情報に基づいて前記サブフレームのそれぞれのシンボルがデータを含まないかを判断し、
データを含まないシンボルの区間に対し、電力増幅器のバイアスをオフすることを特徴とする基地局。 - 前記RFユニットは、
データを含むシンボルの区間に対し、前記電力増幅器に電力が供給されるように制御することを特徴とする請求項7記載の基地局。 - 前記制御部は、、
前記データを含まないシンボルの位置を判断し、前記データを含むシンボルの長さを計算することを特徴とする請求項7に記載の基地局。 - 前記RFユニットは、
前記データを含むシンボルの区間で前記電力増幅器のバイアスをオン(on)させることを特徴とする請求項8に記載の基地局。 - 前記ビット情報は、
前記データを含まないシンボルの個数情報または前記データを含まないシンボルの位置情報を含むことを特徴とする請求項7に記載の基地局。 - 前記ビット情報は、8ビットで構成されることを特徴とする請求項7に記載の基地局。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20100080772 | 2010-08-20 | ||
KR10-2010-0080772 | 2010-08-20 | ||
KR10-2010-0110855 | 2010-11-09 | ||
KR1020100110855A KR20120018266A (ko) | 2010-08-20 | 2010-11-09 | 직교 주파수 분할 다중 접속 방법을 사용하는 무선 통신 시스템에서 기지국의 전력 증폭기 소모 전력 제어 방법 및 장치 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015219796A Division JP6279533B2 (ja) | 2010-08-20 | 2015-11-09 | 直交周波数分割多重接続方法を使用する無線通信システムにおいて基地局の電力増幅器消耗電力制御方法及び装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018019428A JP2018019428A (ja) | 2018-02-01 |
JP6419921B2 true JP6419921B2 (ja) | 2018-11-07 |
Family
ID=46127611
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013524769A Active JP5838208B2 (ja) | 2010-08-20 | 2011-06-16 | 直交周波数分割多重接続方法を使用する無線通信システムにおいて基地局の電力増幅器消耗電力制御方法及び装置 |
JP2015219796A Active JP6279533B2 (ja) | 2010-08-20 | 2015-11-09 | 直交周波数分割多重接続方法を使用する無線通信システムにおいて基地局の電力増幅器消耗電力制御方法及び装置 |
JP2017202983A Expired - Fee Related JP6419921B2 (ja) | 2010-08-20 | 2017-10-19 | 直交周波数分割多重接続方法を使用する無線通信システムにおいて基地局の電力増幅器消耗電力制御方法及び装置 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013524769A Active JP5838208B2 (ja) | 2010-08-20 | 2011-06-16 | 直交周波数分割多重接続方法を使用する無線通信システムにおいて基地局の電力増幅器消耗電力制御方法及び装置 |
JP2015219796A Active JP6279533B2 (ja) | 2010-08-20 | 2015-11-09 | 直交周波数分割多重接続方法を使用する無線通信システムにおいて基地局の電力増幅器消耗電力制御方法及び装置 |
Country Status (6)
Country | Link |
---|---|
US (5) | US11457405B2 (ja) |
EP (1) | EP2606688B1 (ja) |
JP (3) | JP5838208B2 (ja) |
KR (2) | KR20120018266A (ja) |
CN (2) | CN103069895B (ja) |
WO (1) | WO2012023697A1 (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120018266A (ko) | 2010-08-20 | 2012-03-02 | 삼성전자주식회사 | 직교 주파수 분할 다중 접속 방법을 사용하는 무선 통신 시스템에서 기지국의 전력 증폭기 소모 전력 제어 방법 및 장치 |
US9407391B2 (en) * | 2012-05-11 | 2016-08-02 | Intel Corporation | User equipment power savings for machine type communications |
JP2014518603A (ja) | 2012-06-21 | 2014-07-31 | ▲華▼▲為▼終端有限公司 | データ送信方法、装置及びシステム |
CN103813418B (zh) * | 2012-11-05 | 2017-06-20 | 华为终端有限公司 | 移动通信终端及其射频功率放大器控制方法 |
KR102320148B1 (ko) * | 2014-09-24 | 2021-11-01 | 삼성전자 주식회사 | 무선 통신 시스템의 송신기에서 전송 전력 제어 방법 및 장치 |
US10541797B2 (en) | 2014-09-24 | 2020-01-21 | Samsung Electronics Co., Ltd. | Method and apparatus for controlling transmission power in transmitter of wireless communication system |
KR102457295B1 (ko) * | 2015-01-07 | 2022-10-21 | 삼성전자 주식회사 | 이동 통신 시스템에서 전력 소모 제어 방법 및 장치 |
KR102363181B1 (ko) | 2015-03-27 | 2022-02-15 | 삼성전자 주식회사 | 기지국의 디지털 신호 처리 장치 및 이의 데이터 처리 방법 |
EP3131347A1 (en) * | 2015-08-13 | 2017-02-15 | Alcatel Lucent | Energy-efficient scheduling |
CN105338601A (zh) * | 2015-10-13 | 2016-02-17 | 济南大学 | 一种用于多址接入的无线通信系统 |
KR102516290B1 (ko) * | 2016-05-20 | 2023-03-30 | 삼성전자 주식회사 | 무선 통신 시스템에서 기지국의 경로 제어 방법 및 장치 |
CN107567077B (zh) * | 2016-07-01 | 2021-02-19 | 中兴通讯股份有限公司 | 一种基站节能方法及装置 |
US11323961B2 (en) | 2019-03-08 | 2022-05-03 | Parallel Wireless, Inc. | Energy-efficient base station with synchronization |
CN113890573A (zh) * | 2020-06-17 | 2022-01-04 | 中兴通讯股份有限公司 | 射频单元功率控制方法、电子设备及存储介质 |
CN112867113B (zh) * | 2021-01-15 | 2022-05-20 | 深圳国人无线通信有限公司 | 一种通信基站的节能方法和节能系统 |
JP7313393B2 (ja) * | 2021-04-02 | 2023-07-24 | ソフトバンク株式会社 | 無線中継装置、通信システム、無線中継装置の制御方法及びプログラム |
CN113411871B (zh) * | 2021-06-15 | 2022-12-27 | 深圳国人无线通信有限公司 | 一种基于cpri协议的节能控制方法及基站系统 |
US20240172131A1 (en) * | 2021-06-25 | 2024-05-23 | Intel Corporation | Methods and devices of data block allocation for reduced power consumption in power amplifiers |
CN116055019B (zh) * | 2022-11-21 | 2024-07-26 | 哲库科技(北京)有限公司 | 接收物理下行控制信道的方法及装置、终端 |
Family Cites Families (98)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3213527A (en) | 1956-04-30 | 1965-10-26 | Fort Wayne Metals Inc | Method of making permeable airfoil skin material |
US3040855A (en) | 1959-06-30 | 1962-06-26 | Curtiss Wright Corp | Automotive final drive |
US3081997A (en) | 1960-11-15 | 1963-03-19 | Glass | Novelty |
US3229362A (en) | 1963-06-07 | 1966-01-18 | Yoshida Kogyo Kk | Method of manufacturing engaging elements for clasp slide fasteners |
GB2263596B (en) * | 1991-07-22 | 1996-01-03 | Motorola Inc | Transition generating between on and off states of a radio frequency transmitter |
JPH05129860A (ja) | 1991-11-08 | 1993-05-25 | Oki Electric Ind Co Ltd | 電力増幅装置及び送信装置 |
US6584144B2 (en) * | 1997-02-24 | 2003-06-24 | At&T Wireless Services, Inc. | Vertical adaptive antenna array for a discrete multitone spread spectrum communications system |
US6359923B1 (en) * | 1997-12-18 | 2002-03-19 | At&T Wireless Services, Inc. | Highly bandwidth efficient communications |
DE19729103A1 (de) | 1997-07-08 | 1999-01-14 | Bosch Gmbh Robert | Vorrichtung und Verfahren zum Betreiben eines Regensensors |
JP3899675B2 (ja) * | 1998-05-20 | 2007-03-28 | ソニー株式会社 | 放送信号受信装置 |
US6684064B2 (en) * | 2000-03-29 | 2004-01-27 | Interdigital Technology Corp. | Dynamic bias for RF power amplifiers |
US6584330B1 (en) | 2000-07-18 | 2003-06-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive power management for a node of a cellular telecommunications network |
JP3819242B2 (ja) * | 2001-02-09 | 2006-09-06 | 株式会社日立製作所 | 断続信号を扱う無線通信装置 |
US6940827B2 (en) * | 2001-03-09 | 2005-09-06 | Adaptix, Inc. | Communication system using OFDM for one direction and DSSS for another direction |
US7151759B1 (en) * | 2001-03-19 | 2006-12-19 | Cisco Systems Wireless Networking (Australia) Pty Limited | Automatic gain control and low power start-of-packet detection for a wireless LAN receiver |
US7120427B1 (en) * | 2001-03-19 | 2006-10-10 | Cisco Systems Wireless Networking (Australia) Pty Limited | CMOS wireless transceiver with programmable characteristics |
US6577185B1 (en) * | 2001-03-19 | 2003-06-10 | Cisco Systems Wireless Networking (Australia) Pty. Limited | Multi-stage operational amplifier for interstage amplification in a pipeline analog-to-digital converter |
KR100454941B1 (ko) | 2001-03-27 | 2004-11-06 | 삼성전자주식회사 | 이동통신단말기의 퀵 페이징 메시지 수신 장치 및 방법 |
US6785513B1 (en) * | 2001-04-05 | 2004-08-31 | Cowave Networks, Inc. | Method and system for clustered wireless networks |
US6535066B1 (en) * | 2001-06-21 | 2003-03-18 | Cisco Technology, Inc. | Dynamic RF amplifier bias control for digital wireless communications devices |
GB0212165D0 (en) * | 2002-05-27 | 2002-07-03 | Nokia Corp | A wireless system |
US7694210B2 (en) | 2002-07-31 | 2010-04-06 | Broadcom Corporation | Turbo-coding DOCSIS information for satellite communication |
US7317750B2 (en) * | 2002-10-31 | 2008-01-08 | Lot 41 Acquisition Foundation, Llc | Orthogonal superposition coding for direct-sequence communications |
US6816008B2 (en) * | 2002-12-31 | 2004-11-09 | Alion Science And Technology Corporation | Quasi-linear multi-state digital modulation through non-linear amplifier arrays |
SE0301229D0 (sv) | 2003-04-24 | 2003-04-24 | Ericsson Telefon Ab L M | An architectural model of a radio base station |
SE0302596D0 (sv) | 2003-09-30 | 2003-09-30 | Ericsson Telefon Ab L M | Improvments in or relating to base stations |
US7460513B2 (en) * | 2003-11-17 | 2008-12-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Encapsulation of diverse protocols over internal interface of distributed radio base station |
KR20040027762A (ko) | 2004-03-03 | 2004-04-01 | (주)옥타곤솔루션 | 이동통신망을 통하여 획득된 원격지정보를 가공처리하여제공하는 시스템 및 방법 |
WO2006000091A1 (en) * | 2004-06-24 | 2006-01-05 | Nortel Networks Limited | Preambles in ofdma system |
US7653083B2 (en) | 2004-07-13 | 2010-01-26 | Utstarcom Telecom Co., Ltd. | Interface method between remote radio unit and centralized base transceiver station |
CN1315345C (zh) | 2004-08-23 | 2007-05-09 | 大唐移动通信设备有限公司 | 无线通信系统中对基站发射时隙进行控制的方法及装置 |
KR100810322B1 (ko) | 2004-10-29 | 2008-03-07 | 삼성전자주식회사 | 이동 통신용 고효율 전력 증폭 장치 및 방법 |
JP2006135417A (ja) | 2004-11-02 | 2006-05-25 | Matsushita Electric Ind Co Ltd | Ofdm信号伝送装置 |
US8527003B2 (en) * | 2004-11-10 | 2013-09-03 | Newlans, Inc. | System and apparatus for high data rate wireless communications |
KR100589896B1 (ko) | 2004-12-17 | 2006-06-14 | 한국전자통신연구원 | 직교 주파수 분할 다중 접속 시스템의 이동 단말 장치 및그 장치에서의 송신 전력 제어 방법 |
JP4651446B2 (ja) * | 2005-04-27 | 2011-03-16 | 株式会社エヌ・ティ・ティ・ドコモ | 通信制御装置及び通信制御方法 |
US7756548B2 (en) * | 2005-09-19 | 2010-07-13 | Qualcomm Incorporated | Methods and apparatus for use in a wireless communications system that uses a multi-mode base station |
CN1956564A (zh) | 2005-10-26 | 2007-05-02 | Ut斯达康通讯有限公司 | 分布式基站系统中基于cpri的多协议信号传输方法及其装置 |
CN1960231A (zh) | 2005-10-31 | 2007-05-09 | Ut斯达康通讯有限公司 | Cpri链路多路复用传输方法及系统 |
US7535297B2 (en) * | 2006-02-27 | 2009-05-19 | Xinghao Chen | Architecture and method for improving efficiency of a class-A power amplifier by dynamically scaling biasing current thereof as well as synchronously compensating gain thereof in order to maintain overall constant gain of the class-A power amplifier at all biasing configurations thereof |
US8694030B2 (en) * | 2006-03-24 | 2014-04-08 | Agere Systems Llc | Method and apparatus for improved antenna isolation for per-antenna training using transmit/receive switch |
US7742770B2 (en) * | 2006-03-24 | 2010-06-22 | Agere Systems Inc. | Method and apparatus for improved antenna isolation for per-antenna training using variable scaling |
EP2025114A1 (en) * | 2006-05-15 | 2009-02-18 | Samsung Electronics Co., Ltd. | Apparatus and method for allocating resources in an orthogonal frequency division multiple access mobile communication system |
US7620370B2 (en) * | 2006-07-13 | 2009-11-17 | Designart Networks Ltd | Mobile broadband wireless access point network with wireless backhaul |
US7574179B2 (en) * | 2006-07-13 | 2009-08-11 | Designart Networks Ltd | Mobile broadband wireless network with interference mitigation mechanism to minimize interference within a cluster during multiple concurrent transmissions |
JP5225281B2 (ja) | 2006-09-19 | 2013-07-03 | アギア システムズ インコーポレーテッド | 高いピーク対平均電力比に起因するマルチ・キャリア変調信号の歪みを低減する方法の動的選択 |
US7860178B2 (en) * | 2006-09-21 | 2010-12-28 | Industrial Technology Research Institute | Guard section length detection method and system |
ES2365436T3 (es) * | 2006-10-10 | 2011-10-05 | Qualcomm Incorporated | Multiplexación de pilotos de enlace ascencendente en su-mimo y sdma para sistemas sc-fdma. |
US8064537B2 (en) * | 2006-11-03 | 2011-11-22 | Qualcomm Incorporated | Method and apparatus for dynamically adjusting a transmission power spectral density of pilot and data symbols |
JP2008172356A (ja) | 2007-01-09 | 2008-07-24 | Sharp Corp | 基地局装置、端末装置、無線通信システム、プログラム、制御情報送信方法および制御情報受信方法 |
US8081997B2 (en) * | 2007-01-22 | 2011-12-20 | Qualcomm Incorporated | Power and/or data rate control based on pilot channel information |
US20100148745A1 (en) | 2007-02-27 | 2010-06-17 | Kyocera Corporation | Wireless Communication Apparatus |
EP2127102A2 (en) | 2007-02-28 | 2009-12-02 | Nokia Corporation | Apparatus, method and computer program product providing power optimization in battery powered communication devices |
CN101584247A (zh) | 2007-03-16 | 2009-11-18 | 富士通株式会社 | 基站、无线控制装置以及无线装置 |
US8199769B2 (en) | 2007-05-25 | 2012-06-12 | Siport, Inc. | Timeslot scheduling in digital audio and hybrid audio radio systems |
JP2008301404A (ja) | 2007-06-04 | 2008-12-11 | Mitsubishi Electric Corp | 通信装置 |
WO2009019751A1 (ja) | 2007-08-03 | 2009-02-12 | Fujitsu Limited | 無線基地局の送信電力制御方法及び無線基地局 |
US20090067377A1 (en) | 2007-08-15 | 2009-03-12 | Motorola, Inc. | Medium access control frame structure in wireless communication system |
JP5128207B2 (ja) | 2007-08-31 | 2013-01-23 | シリコン ヒフェ ベー.フェー. | 画像処理装置及び画像処理方法、画像処理プログラム |
WO2009028015A1 (ja) | 2007-08-31 | 2009-03-05 | Fujitsu Limited | 移動通信装置 |
US8339982B2 (en) | 2007-09-28 | 2012-12-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and device for power reduction in an LTE system |
JP2009105672A (ja) | 2007-10-23 | 2009-05-14 | Sharp Corp | 無線通信システム、無線送信装置、無線受信装置、無線通信方法およびプログラム |
EP2213002A4 (en) | 2007-11-21 | 2014-11-26 | Ericsson Telefon Ab L M | METHOD AND RADIO BASE STATION IN A TELECOMMUNICATIONS SYSTEM |
KR101467570B1 (ko) * | 2007-11-29 | 2014-12-01 | 엘지전자 주식회사 | 무선통신 시스템에서 무선자원 할당방법 |
CN101500298B (zh) | 2008-02-01 | 2012-03-07 | 中兴通讯股份有限公司 | 一种降低gsm基站功耗的方法及装置 |
EP2241021B1 (en) | 2008-02-05 | 2016-10-05 | Telefonaktiebolaget LM Ericsson (publ) | Power control in a radio base station with sustained cell radius |
US8005152B2 (en) * | 2008-05-21 | 2011-08-23 | Samplify Systems, Inc. | Compression of baseband signals in base transceiver systems |
JP2010016505A (ja) | 2008-07-02 | 2010-01-21 | Panasonic Corp | 管理端末、通信システム及び通信制御方法 |
KR20100013764A (ko) | 2008-08-01 | 2010-02-10 | 삼성전자주식회사 | 직교 주파수 분할 다중 접속 시스템에서 전력증폭기 제어방법 및 장치 |
US8229416B2 (en) * | 2008-09-23 | 2012-07-24 | Ixia | Methods, systems, and computer readable media for stress testing mobile network equipment using a common public radio interface (CPRI) |
US8874065B2 (en) | 2008-10-09 | 2014-10-28 | Qualcomm Incorporated | Method and apparatus for facilitating power conservation via time-gating in a wireless communication system |
CN101409580B (zh) | 2008-10-30 | 2012-04-04 | 武汉虹信通信技术有限责任公司 | 一种gsm直放站的节能方法以及节能装置 |
CN101420790A (zh) | 2008-11-24 | 2009-04-29 | 华为技术有限公司 | 一种降低功率消耗的方法、基站 |
JP4587004B2 (ja) * | 2009-01-07 | 2010-11-24 | 岩崎通信機株式会社 | マルチアンテナを用いた無線通信方法、無線通信システムおよび無線通信装置 |
JP5525735B2 (ja) | 2009-01-28 | 2014-06-18 | 京セラ株式会社 | 電力増幅器、移動通信端末装置及び電力増幅器出力制御方法 |
HUE033078T2 (hu) * | 2009-02-13 | 2017-11-28 | ERICSSON TELEFON AB L M (publ) | Vezeték nélküli hálózati csomópont energiafogyasztásának vezérlése |
WO2010101497A1 (en) | 2009-03-03 | 2010-09-10 | Telefonaktiebolaget L M Ericsson (Publ) | Base station and method for scheduler controlled setting of the output power of a base station power amplifier |
US8213527B2 (en) * | 2009-03-25 | 2012-07-03 | Cisco Technology, Inc. | Channel variation detection of wireless channel for adaptive transmission schemes |
JP2012524453A (ja) * | 2009-04-15 | 2012-10-11 | エルジー エレクトロニクス インコーポレイティド | 参照信号を伝送する方法及び装置 |
US8724571B2 (en) * | 2009-04-20 | 2014-05-13 | Lg Electronics Inc. | Carrier construction for effective control channel decoding |
US8472868B2 (en) * | 2009-05-06 | 2013-06-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for MIMO repeater chains in a wireless communication network |
US8229362B2 (en) * | 2009-05-18 | 2012-07-24 | Motorola Mobility, Inc. | Techniques for reducing noise and interference in wireless communication systems |
US8743724B2 (en) * | 2009-05-29 | 2014-06-03 | Lg Electronics Inc. | Method and apparatus for transmitting signal using spatial silencing |
CN102461302B (zh) * | 2009-06-25 | 2014-08-20 | 株式会社日立制作所 | 基站、无线通信系统、无线资源分配方法以及无线通信方法 |
US8340676B2 (en) * | 2009-06-25 | 2012-12-25 | Motorola Mobility Llc | Control and data signaling in heterogeneous wireless communication networks |
US8593979B2 (en) | 2009-07-15 | 2013-11-26 | Lg Electronics Inc. | Method and apparatus for controlling uplink power in a wireless communication system |
JP2011024099A (ja) | 2009-07-17 | 2011-02-03 | Fujitsu Ltd | 無線装置制御装置、基地局、およびデータ中継方法 |
KR101684969B1 (ko) * | 2009-07-27 | 2016-12-09 | 엘지전자 주식회사 | 제어 정보를 전송하는 방법 및 이를 위한 장치 |
WO2011031200A1 (en) | 2009-09-14 | 2011-03-17 | Telefonaktiebolaget L M Ericsson (Publ) | Using a subframe time offset when scheduling downlink data transmissions |
CN201523456U (zh) | 2009-09-15 | 2010-07-07 | 福建三元达通讯股份有限公司 | 具备上行噪声抑制功能的gsm数字选频光纤直放站 |
CN101715214B (zh) | 2009-09-29 | 2012-07-04 | 中兴通讯股份有限公司 | 同相正交数据传输方法及系统 |
CN105228230A (zh) * | 2009-10-27 | 2016-01-06 | 华为技术有限公司 | 一种节能方法及系统 |
CN101707499B (zh) | 2009-10-29 | 2014-08-20 | 中兴通讯股份有限公司 | 实现cdma与wcdma兼容的数据传输方法及系统 |
US8588205B2 (en) * | 2010-02-12 | 2013-11-19 | Mediatek Inc. | Uplink power control message indexing in wireless OFDMA systems |
US9036523B2 (en) * | 2010-02-16 | 2015-05-19 | Zte Corporation | Methods and apparatus for network energy savings in a wireless communication system |
WO2012010194A1 (en) * | 2010-07-19 | 2012-01-26 | Nokia Siemens Networks Oy | Energy saving in a mobile communications network |
KR20120018266A (ko) | 2010-08-20 | 2012-03-02 | 삼성전자주식회사 | 직교 주파수 분할 다중 접속 방법을 사용하는 무선 통신 시스템에서 기지국의 전력 증폭기 소모 전력 제어 방법 및 장치 |
US8238318B1 (en) * | 2011-08-17 | 2012-08-07 | CBF Networks, Inc. | Intelligent backhaul radio |
-
2010
- 2010-11-09 KR KR1020100110855A patent/KR20120018266A/ko active Search and Examination
-
2011
- 2011-06-13 US US13/158,788 patent/US11457405B2/en active Active
- 2011-06-16 CN CN201180040369.XA patent/CN103069895B/zh active Active
- 2011-06-16 EP EP11818297.1A patent/EP2606688B1/en active Active
- 2011-06-16 CN CN201810316575.2A patent/CN108513346B/zh active Active
- 2011-06-16 WO PCT/KR2011/004407 patent/WO2012023697A1/en active Application Filing
- 2011-06-16 JP JP2013524769A patent/JP5838208B2/ja active Active
-
2015
- 2015-11-09 JP JP2015219796A patent/JP6279533B2/ja active Active
-
2017
- 2017-06-30 KR KR1020170083367A patent/KR101883699B1/ko active IP Right Grant
- 2017-10-19 JP JP2017202983A patent/JP6419921B2/ja not_active Expired - Fee Related
-
2020
- 2020-08-14 US US16/994,056 patent/US11375450B2/en active Active
- 2020-08-14 US US16/994,108 patent/US11323962B2/en active Active
-
2022
- 2022-03-29 US US17/707,251 patent/US11617133B2/en active Active
- 2022-05-25 US US17/824,385 patent/US11617134B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US11617134B2 (en) | 2023-03-28 |
JP2018019428A (ja) | 2018-02-01 |
US20120044845A1 (en) | 2012-02-23 |
US20220225230A1 (en) | 2022-07-14 |
KR101883699B1 (ko) | 2018-07-31 |
CN108513346A (zh) | 2018-09-07 |
US20220286959A1 (en) | 2022-09-08 |
JP2013539279A (ja) | 2013-10-17 |
US11457405B2 (en) | 2022-09-27 |
JP6279533B2 (ja) | 2018-02-14 |
US11375450B2 (en) | 2022-06-28 |
US20200383051A1 (en) | 2020-12-03 |
CN103069895A (zh) | 2013-04-24 |
US11617133B2 (en) | 2023-03-28 |
CN103069895B (zh) | 2018-05-04 |
WO2012023697A1 (en) | 2012-02-23 |
JP5838208B2 (ja) | 2016-01-06 |
JP2016054511A (ja) | 2016-04-14 |
EP2606688A1 (en) | 2013-06-26 |
US11323962B2 (en) | 2022-05-03 |
EP2606688A4 (en) | 2016-07-27 |
EP2606688B1 (en) | 2020-04-29 |
KR20120018266A (ko) | 2012-03-02 |
US20200374797A1 (en) | 2020-11-26 |
KR20170081614A (ko) | 2017-07-12 |
CN108513346B (zh) | 2021-06-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6419921B2 (ja) | 直交周波数分割多重接続方法を使用する無線通信システムにおいて基地局の電力増幅器消耗電力制御方法及び装置 | |
US11622369B2 (en) | Methods and devices for resource scheduling | |
US8169959B2 (en) | System aided PAPR reduction scheme based on TR algorithm | |
EP4329237A2 (en) | Electronic device, radio communication method, and computer readable storage medium | |
US10165517B2 (en) | Power allocation method and communications device | |
US10306649B2 (en) | Methods for identifying mobile stations that are near neighbor cells | |
EP3713145A1 (en) | Electronic device, radio communication method, and computer readable storage medium | |
CN114731667A (zh) | 终端装置、基站设备和通信方法 | |
CN108141425A (zh) | 一种参考信号的传输设备、方法和系统 | |
US9913266B2 (en) | Methods and apparatus for scheduling a narrowband response to wideband data in a high-efficiency wireless local area network | |
CN103813467A (zh) | 一种mtc指示信令的发送方法及基站、mtc调度方法 | |
US20120093107A1 (en) | Apparatus and method for dynamically allocating resources in communication system | |
CN108476477A (zh) | 无线基站以及通信控制方法 | |
US8971232B2 (en) | Apparatus and method for supporting heterogeneous systems in multi-hop relay broadband wireless communication system | |
US11044733B2 (en) | Device-to-device D2D communication method and related device | |
CN103428680A (zh) | 一种实现从属基站提供服务的方法和装置 | |
KR101579149B1 (ko) | 중계방식을 사용하는 무선통신시스템에서 프레임 구성 장치 및 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20171117 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20180828 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20180910 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20181010 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6419921 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |