SE9904859L - Förfaranden och anordningar i radiokommunikation - Google Patents
Förfaranden och anordningar i radiokommunikationInfo
- Publication number
- SE9904859L SE9904859L SE9904859A SE9904859A SE9904859L SE 9904859 L SE9904859 L SE 9904859L SE 9904859 A SE9904859 A SE 9904859A SE 9904859 A SE9904859 A SE 9904859A SE 9904859 L SE9904859 L SE 9904859L
- Authority
- SE
- Sweden
- Prior art keywords
- radio communication
- channel
- methods
- rayleigh fading
- cellular radio
- Prior art date
Links
Classifications
-
- 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
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9904859A SE518204C2 (sv) | 1999-12-30 | 1999-12-30 | Åtgärder för att motverka Rayleigh-fädning i ett cellulärt radiokommunikationssystem |
PCT/SE2000/002581 WO2001050803A1 (en) | 1999-12-30 | 2000-12-19 | Measures against rayleigh fading on a radio channel in a cellular system |
EP00987924A EP1243154A1 (en) | 1999-12-30 | 2000-12-19 | Measures against rayleigh fading on a radio channel in a cellular system |
AU24192/01A AU2419201A (en) | 1999-12-30 | 2000-12-19 | Measures against rayleigh fading on a radio channel in a cellular system |
US09/749,920 US6826410B2 (en) | 1999-12-30 | 2000-12-29 | Method and apparatus relating to radio communication |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9904859A SE518204C2 (sv) | 1999-12-30 | 1999-12-30 | Åtgärder för att motverka Rayleigh-fädning i ett cellulärt radiokommunikationssystem |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9904859D0 SE9904859D0 (sv) | 1999-12-30 |
SE9904859L true SE9904859L (sv) | 2001-07-01 |
SE518204C2 SE518204C2 (sv) | 2002-09-10 |
Family
ID=20418374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9904859A SE518204C2 (sv) | 1999-12-30 | 1999-12-30 | Åtgärder för att motverka Rayleigh-fädning i ett cellulärt radiokommunikationssystem |
Country Status (5)
Country | Link |
---|---|
US (1) | US6826410B2 (sv) |
EP (1) | EP1243154A1 (sv) |
AU (1) | AU2419201A (sv) |
SE (1) | SE518204C2 (sv) |
WO (1) | WO2001050803A1 (sv) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI20000853A (sv) * | 2000-04-10 | 2001-10-11 | Nokia Networks Oy | Förfarande för dataöverföring |
GB2372404B (en) * | 2001-02-16 | 2003-04-09 | Ericsson Telefon Ab L M | Telecommunications system |
US7389112B2 (en) * | 2001-12-07 | 2008-06-17 | Telefonaktiebolaget L M Ericsson (Publ) | Mobile terminal for optimal spectrum utilization in cellular systems |
US20040162069A1 (en) * | 2003-02-13 | 2004-08-19 | Samsung Electronics Co., Ltd. | Apparatus and method for fast call setup in a mobile communication system |
US7463578B2 (en) * | 2003-09-10 | 2008-12-09 | Fujitsu Limited | Transmission parameter control device |
US7383063B2 (en) * | 2003-09-18 | 2008-06-03 | Kyocera Wireless Corp. | Communication device with diversity antenna |
US8036665B2 (en) * | 2004-10-28 | 2011-10-11 | At&T Mobility Ii Llc | Wireless mobile station call handoff |
US9590715B2 (en) * | 2006-12-22 | 2017-03-07 | Sony Corporation | WCDMA power saving with transmit diversity |
US20090268678A1 (en) * | 2008-04-24 | 2009-10-29 | Fujitsu Limited | Method and apparatus for automatic gain control in a mobile orthogonal frequency division multiple access (ofdma) network |
WO2012079187A1 (en) * | 2010-12-13 | 2012-06-21 | Telefonaktiebolaget L M Ericsson (Publ) | A base station subsystem, a rbs part and a tma part and methods thereof for synchronizing the rbs part and the tma part |
KR101794058B1 (ko) * | 2011-03-08 | 2017-12-04 | 삼성전자주식회사 | 간섭 회피를 위한 무선 네트워크 채널 할당 방법 |
US9002283B2 (en) | 2011-08-01 | 2015-04-07 | Apple Inc. | Antenna switching system with adaptive switching criteria |
US8649418B1 (en) * | 2013-02-08 | 2014-02-11 | CBF Networks, Inc. | Enhancement of the channel propagation matrix order and rank for a wireless channel |
CN106998591B (zh) * | 2016-01-24 | 2018-03-23 | 上海朗帛通信技术有限公司 | 一种调度方法和装置 |
US9843871B1 (en) * | 2016-06-13 | 2017-12-12 | Starkey Laboratories, Inc. | Method and apparatus for channel selection in ear-to-ear communication in hearing devices |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4752967A (en) * | 1985-11-29 | 1988-06-21 | Tandem Computers Incorporated | Power control system for satellite communications |
GB2237706A (en) * | 1989-11-03 | 1991-05-08 | Racal Res Ltd | Radio communications link with diversity |
GB2288949B (en) * | 1994-04-22 | 1998-04-08 | Motorola Ltd | Communications system |
SE518010C2 (sv) * | 1995-07-20 | 2002-08-13 | Telia Ab | Antennanordning |
US5898928A (en) * | 1996-02-29 | 1999-04-27 | Telefonaktiebolaget Lm Ericsson | Adaptive frequency allocation in a telecommunication system |
US5987326A (en) * | 1997-02-11 | 1999-11-16 | Qualcomm Incorporated | Transmit power reduction for a high speed CDMA link in soft handoff |
GB2328584B (en) * | 1997-08-22 | 2002-05-29 | Nokia Mobile Phones Ltd | Switching control method and apparatus for wireless telecommunications |
KR100377660B1 (ko) * | 1998-02-27 | 2003-03-26 | 지멘스 악티엔게젤샤프트 | 코드 및 시분할 멀티플렉스를 기초로 하는 통신 시스템의 릴레이 제어 방법 |
-
1999
- 1999-12-30 SE SE9904859A patent/SE518204C2/sv not_active IP Right Cessation
-
2000
- 2000-12-19 WO PCT/SE2000/002581 patent/WO2001050803A1/en not_active Application Discontinuation
- 2000-12-19 EP EP00987924A patent/EP1243154A1/en not_active Withdrawn
- 2000-12-19 AU AU24192/01A patent/AU2419201A/en not_active Abandoned
- 2000-12-29 US US09/749,920 patent/US6826410B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US20010041537A1 (en) | 2001-11-15 |
WO2001050803A1 (en) | 2001-07-12 |
US6826410B2 (en) | 2004-11-30 |
SE9904859D0 (sv) | 1999-12-30 |
EP1243154A1 (en) | 2002-09-25 |
AU2419201A (en) | 2001-07-16 |
SE518204C2 (sv) | 2002-09-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |