CN1998146B - 基于信号能量测量在多个载波之间进行选择的方法和装置 - Google Patents
基于信号能量测量在多个载波之间进行选择的方法和装置 Download PDFInfo
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- CN1998146B CN1998146B CN2004800433375A CN200480043337A CN1998146B CN 1998146 B CN1998146 B CN 1998146B CN 2004800433375 A CN2004800433375 A CN 2004800433375A CN 200480043337 A CN200480043337 A CN 200480043337A CN 1998146 B CN1998146 B CN 1998146B
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
- H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
- H04B17/327—Received signal code power [RSCP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/023—Multiplexing of multicarrier modulation signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
-
- 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
- H04W24/00—Supervisory, monitoring or testing arrangements
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
Description
Claims (45)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US56290004P | 2004-04-15 | 2004-04-15 | |
US60/562,900 | 2004-04-15 | ||
US10/872,674 US6990324B2 (en) | 2004-04-15 | 2004-06-21 | Methods and apparatus for selecting between multiple carriers using a single receiver chain tuned to a single carrier |
US10/872,674 | 2004-06-21 | ||
US10/964,946 US7453912B2 (en) | 2004-04-15 | 2004-10-14 | Methods and apparatus for selecting between multiple carriers based on signal energy measurements |
US10/964,946 | 2004-10-14 | ||
PCT/US2004/034226 WO2005109657A1 (en) | 2004-04-15 | 2004-10-15 | Methods and apparatus for selecting between multiple carriers based on signal energy measurements |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1998146A CN1998146A (zh) | 2007-07-11 |
CN1998146B true CN1998146B (zh) | 2012-08-08 |
Family
ID=35320525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004800433375A Active CN1998146B (zh) | 2004-04-15 | 2004-10-15 | 基于信号能量测量在多个载波之间进行选择的方法和装置 |
Country Status (16)
Country | Link |
---|---|
US (1) | US7453912B2 (zh) |
EP (2) | EP1735918B1 (zh) |
JP (2) | JP4971140B2 (zh) |
KR (1) | KR100824949B1 (zh) |
CN (1) | CN1998146B (zh) |
AU (1) | AU2004319486C1 (zh) |
BR (1) | BRPI0418748A (zh) |
CA (1) | CA2562679C (zh) |
EG (1) | EG24908A (zh) |
HK (1) | HK1106352A1 (zh) |
IL (1) | IL178601A (zh) |
MX (1) | MXPA06011864A (zh) |
NO (1) | NO20065209L (zh) |
NZ (1) | NZ550530A (zh) |
WO (1) | WO2005109657A1 (zh) |
ZA (1) | ZA200608586B (zh) |
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ZA200608586B (en) | 2008-10-29 |
NO20065209L (no) | 2006-12-13 |
EG24908A (en) | 2010-12-15 |
IL178601A (en) | 2010-12-30 |
HK1106352A1 (en) | 2008-03-07 |
US20050233746A1 (en) | 2005-10-20 |
EP1735918A4 (en) | 2011-07-06 |
EP1735918A1 (en) | 2006-12-27 |
JP4971140B2 (ja) | 2012-07-11 |
CN1998146A (zh) | 2007-07-11 |
CA2562679C (en) | 2010-12-07 |
KR100824949B1 (ko) | 2008-04-29 |
KR20070009707A (ko) | 2007-01-18 |
BRPI0418748A (pt) | 2007-09-11 |
EP2621215A1 (en) | 2013-07-31 |
US7453912B2 (en) | 2008-11-18 |
IL178601A0 (en) | 2007-02-11 |
AU2004319486A1 (en) | 2005-11-17 |
MXPA06011864A (es) | 2007-01-16 |
JP2007533255A (ja) | 2007-11-15 |
JP2011130451A (ja) | 2011-06-30 |
CA2562679A1 (en) | 2005-11-17 |
AU2004319486C1 (en) | 2009-06-04 |
EP1735918B1 (en) | 2013-09-25 |
JP5237397B2 (ja) | 2013-07-17 |
AU2004319486B2 (en) | 2008-12-11 |
NZ550530A (en) | 2008-05-30 |
WO2005109657A1 (en) | 2005-11-17 |
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