JP4989346B2 - 通信システム、通信装置および通信方法 - Google Patents

通信システム、通信装置および通信方法 Download PDF

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Publication number
JP4989346B2
JP4989346B2 JP2007197848A JP2007197848A JP4989346B2 JP 4989346 B2 JP4989346 B2 JP 4989346B2 JP 2007197848 A JP2007197848 A JP 2007197848A JP 2007197848 A JP2007197848 A JP 2007197848A JP 4989346 B2 JP4989346 B2 JP 4989346B2
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Japan
Prior art keywords
communication
network
wireless usb
communication device
beacon
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Expired - Fee Related
Application number
JP2007197848A
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English (en)
Japanese (ja)
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JP2009033663A5 (enExample
JP2009033663A (ja
Inventor
哲夫 神田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2007197848A priority Critical patent/JP4989346B2/ja
Priority to US12/169,387 priority patent/US8046021B2/en
Priority to CN2008101351048A priority patent/CN101359940B/zh
Publication of JP2009033663A publication Critical patent/JP2009033663A/ja
Publication of JP2009033663A5 publication Critical patent/JP2009033663A5/ja
Application granted granted Critical
Publication of JP4989346B2 publication Critical patent/JP4989346B2/ja
Expired - Fee Related legal-status Critical Current
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/322—Power control of broadcast channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2007197848A 2007-07-30 2007-07-30 通信システム、通信装置および通信方法 Expired - Fee Related JP4989346B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2007197848A JP4989346B2 (ja) 2007-07-30 2007-07-30 通信システム、通信装置および通信方法
US12/169,387 US8046021B2 (en) 2007-07-30 2008-07-08 Communication system, communication apparatus, and communication method to minimize interference by transmission power control
CN2008101351048A CN101359940B (zh) 2007-07-30 2008-07-30 通信系统、通信设备和通信方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007197848A JP4989346B2 (ja) 2007-07-30 2007-07-30 通信システム、通信装置および通信方法

Publications (3)

Publication Number Publication Date
JP2009033663A JP2009033663A (ja) 2009-02-12
JP2009033663A5 JP2009033663A5 (enExample) 2010-08-26
JP4989346B2 true JP4989346B2 (ja) 2012-08-01

Family

ID=40332292

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007197848A Expired - Fee Related JP4989346B2 (ja) 2007-07-30 2007-07-30 通信システム、通信装置および通信方法

Country Status (3)

Country Link
US (1) US8046021B2 (enExample)
JP (1) JP4989346B2 (enExample)
CN (1) CN101359940B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5185024B2 (ja) * 2008-08-28 2013-04-17 キヤノン株式会社 通信システム及びその従属局並びに中継伝送方法
US8045576B2 (en) * 2008-10-14 2011-10-25 Texas Instruments Incorporated Methods and apparatus to manage power consumption in wireless local area network devices
US8520524B2 (en) * 2008-11-10 2013-08-27 Qualcomm Incorporated Methods and apparatus for making transmitter and/or receiver communications decisions
US8693336B2 (en) * 2008-11-10 2014-04-08 Qualcomm Incorporated Communications decision methods and apparatus
US20100226309A1 (en) * 2009-03-03 2010-09-09 Nokia Corporation Beaconing mode for wireless communication
JP2010233032A (ja) * 2009-03-27 2010-10-14 Canon Inc 制御装置、制御装置の制御方法およびプログラム
US9378177B2 (en) * 2012-07-06 2016-06-28 Texas Instruments Incorporated WiFi USB protocol
CN108879958B (zh) * 2018-07-23 2021-12-10 阳光电源股份有限公司 一种分布式电源系统及其通信串扰抑制方法
CN109275196A (zh) * 2018-09-20 2019-01-25 广东美的制冷设备有限公司 无线通信控制方法、装置以及家电设备
JP7673015B2 (ja) * 2022-03-30 2025-05-08 能美防災株式会社 長距離信号伝送システム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2606678B2 (ja) * 1994-12-22 1997-05-07 日本電気株式会社 移動通信システムにおけるチャネル割り当て方法
US6198728B1 (en) * 1996-12-19 2001-03-06 Phillips Electronics North America Corp. Medium access control (MAC) protocol for wireless ATM
US6892071B2 (en) * 2000-08-09 2005-05-10 Sk Telecom Co., Ltd. Handover method in wireless telecommunication system supporting USTS
JP3762872B2 (ja) 2001-03-07 2006-04-05 シャープ株式会社 無線通信システム及び無線通信方法
GB2375691B (en) * 2001-05-17 2004-06-09 Nec Corp Updating method for use in a mobile communication system
US7782987B2 (en) * 2004-03-12 2010-08-24 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for received signal quality estimation
JP2005328231A (ja) 2004-05-13 2005-11-24 Ricoh Co Ltd 無線端末装置
CN1973447B (zh) * 2004-07-01 2012-01-18 艾利森电话股份有限公司 通信网络中的功率控制和方法
JP4134142B2 (ja) * 2004-12-08 2008-08-13 シャープ株式会社 無線通信装置、無線通信システムおよび電力制御方法
CN101116265B (zh) * 2005-02-09 2011-02-02 三菱电机株式会社 无线装置和基于发送功率控制的干扰避免方法
JP4569768B2 (ja) * 2005-06-17 2010-10-27 日本電気株式会社 移動通信システム、移動端末及び移動端末送信スケジューリング方法
WO2007055623A1 (en) * 2005-11-11 2007-05-18 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for limiting peer-to-peer communication interference

Also Published As

Publication number Publication date
US20090036151A1 (en) 2009-02-05
US8046021B2 (en) 2011-10-25
CN101359940A (zh) 2009-02-04
JP2009033663A (ja) 2009-02-12
CN101359940B (zh) 2013-07-03

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