GB2481544B - Access point power control - Google Patents

Access point power control

Info

Publication number
GB2481544B
GB2481544B GB1115805.2A GB201115805A GB2481544B GB 2481544 B GB2481544 B GB 2481544B GB 201115805 A GB201115805 A GB 201115805A GB 2481544 B GB2481544 B GB 2481544B
Authority
GB
United Kingdom
Prior art keywords
access point
power control
point power
access
control
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.)
Active
Application number
GB1115805.2A
Other versions
GB2481544A (en
GB201115805D0 (en
Inventor
Alan Carter
Stephen Whittaker
Aminu Wada Maida
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.)
Ubiquisys Ltd
Original Assignee
Ubiquisys Ltd
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.)
Filing date
Publication date
Application filed by Ubiquisys Ltd filed Critical Ubiquisys Ltd
Priority to GB1115805.2A priority Critical patent/GB2481544B/en
Publication of GB201115805D0 publication Critical patent/GB201115805D0/en
Publication of GB2481544A publication Critical patent/GB2481544A/en
Application granted granted Critical
Publication of GB2481544B publication Critical patent/GB2481544B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/225—Calculation of statistics, e.g. average, variance
    • 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
    • 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
    • H04W52/18—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
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
    • 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
    • H04W52/18—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. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—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
    • H04W52/244—Interferences in heterogeneous networks, e.g. among macro and femto or pico cells or other sector / system interference [OSI]
    • 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
    • H04W52/18—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
    • H04W52/245—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account received signal strength
    • 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
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
    • H04W52/265—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account the quality of service QoS
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/02—Selection of wireless resources by user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0466—Wireless resource allocation based on the type of the allocated resource the resource being a scrambling code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Mobile Radio Communication Systems (AREA)
GB1115805.2A 2007-02-02 2007-02-02 Access point power control Active GB2481544B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1115805.2A GB2481544B (en) 2007-02-02 2007-02-02 Access point power control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1115805.2A GB2481544B (en) 2007-02-02 2007-02-02 Access point power control

Publications (3)

Publication Number Publication Date
GB201115805D0 GB201115805D0 (en) 2011-10-26
GB2481544A GB2481544A (en) 2011-12-28
GB2481544B true GB2481544B (en) 2012-03-14

Family

ID=44908489

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1115805.2A Active GB2481544B (en) 2007-02-02 2007-02-02 Access point power control

Country Status (1)

Country Link
GB (1) GB2481544B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9161210B2 (en) 2009-08-11 2015-10-13 Ubiquisys Limited Power setting

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2447439B (en) 2007-02-02 2012-01-25 Ubiquisys Ltd Access point power control
GB2471681B (en) 2009-07-07 2011-11-02 Ubiquisys Ltd Interference mitigation in a femtocell access point

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1189369A1 (en) * 2000-09-14 2002-03-20 ScoreBoard, Inc. A method of modeling a CDMA cellular telephone system
WO2003101134A1 (en) * 2002-05-23 2003-12-04 The Regents Of The University Of Michigan Method and system for allocating power and scheduling packets in one or more cells of a wireless communication system or network
WO2006083152A1 (en) * 2005-02-07 2006-08-10 Lg Electronics Inc. A method of scheduling uplink channel of a mobile station that is in soft handover in a mobile wireless communication system
EP1887709A1 (en) * 2006-08-10 2008-02-13 Alcatel Lucent Method and apparatus for uplink transmission power control based on interference from neighbouring cells
EP1912458A1 (en) * 2005-08-04 2008-04-16 Mitsubishi Denki Kabushiki Kaisha Mobile communication system, base station control apparatus, and mobile terminal
GB2443865A (en) * 2006-11-10 2008-05-21 Siemens Ag Interference control between local and network base stations
EP2095531A2 (en) * 2006-12-15 2009-09-02 Lucent Technologies Inc. Controlling uplink power for picocell communications within a macrocell
EP2239875A2 (en) * 2006-12-17 2010-10-13 QUALCOMM Incorporated Power-based code rate signaling for cellular uplink

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1189369A1 (en) * 2000-09-14 2002-03-20 ScoreBoard, Inc. A method of modeling a CDMA cellular telephone system
WO2003101134A1 (en) * 2002-05-23 2003-12-04 The Regents Of The University Of Michigan Method and system for allocating power and scheduling packets in one or more cells of a wireless communication system or network
WO2006083152A1 (en) * 2005-02-07 2006-08-10 Lg Electronics Inc. A method of scheduling uplink channel of a mobile station that is in soft handover in a mobile wireless communication system
EP1912458A1 (en) * 2005-08-04 2008-04-16 Mitsubishi Denki Kabushiki Kaisha Mobile communication system, base station control apparatus, and mobile terminal
EP1887709A1 (en) * 2006-08-10 2008-02-13 Alcatel Lucent Method and apparatus for uplink transmission power control based on interference from neighbouring cells
GB2443865A (en) * 2006-11-10 2008-05-21 Siemens Ag Interference control between local and network base stations
EP2095531A2 (en) * 2006-12-15 2009-09-02 Lucent Technologies Inc. Controlling uplink power for picocell communications within a macrocell
EP2239875A2 (en) * 2006-12-17 2010-10-13 QUALCOMM Incorporated Power-based code rate signaling for cellular uplink

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9161210B2 (en) 2009-08-11 2015-10-13 Ubiquisys Limited Power setting

Also Published As

Publication number Publication date
GB2481544A (en) 2011-12-28
GB201115805D0 (en) 2011-10-26

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Legal Events

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Free format text: REGISTERED BETWEEN 20190503 AND 20190508