WO1993012590A1 - Spatial division multiple access wireless communication systems - Google Patents
Spatial division multiple access wireless communication systems Download PDFInfo
- Publication number
- WO1993012590A1 WO1993012590A1 PCT/US1992/010074 US9210074W WO9312590A1 WO 1993012590 A1 WO1993012590 A1 WO 1993012590A1 US 9210074 W US9210074 W US 9210074W WO 9312590 A1 WO9312590 A1 WO 9312590A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signals
- users
- transmitted
- base stations
- channel
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0697—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using spatial multiplexing
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/267—Phased-array testing or checking devices
-
- 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
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0491—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more sectors, i.e. sector diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0845—Weighted combining per branch equalization, e.g. by an FIR-filter or RAKE receiver per antenna branch
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
-
- 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]
- H04W84/022—One-way selective calling networks, e.g. wide area paging
- H04W84/025—One-way selective calling networks, e.g. wide area paging with acknowledge back capability
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/12—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves by co-ordinating position lines of different shape, e.g. hyperbolic, circular, elliptical or radial
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU31454/93A AU670766B2 (en) | 1991-12-12 | 1992-11-24 | Spatial division multiple access wireless communication systems |
DE69229876T DE69229876T2 (en) | 1991-12-12 | 1992-11-24 | CORDLESS COMMUNICATION SYSTEM WITH MULTIPLE ACCESS THROUGH SPACE MULTIPLEXING |
CA002125571A CA2125571C (en) | 1991-12-12 | 1992-11-24 | Spatial division multiple access wireless communication systems |
JP50798893A JP3266258B2 (en) | 1991-12-12 | 1992-11-24 | Space division multiple access wireless communication system |
EP92925375A EP0616742B1 (en) | 1991-12-12 | 1992-11-24 | Spatial division multiple access wireless communication systems |
KR1019940702032A KR100292451B1 (en) | 1991-12-12 | 1992-11-24 | Space Division Multiple Access Wireless Communication Device and Method |
FI942771A FI942771A0 (en) | 1991-12-12 | 1994-06-10 | Space-based multiple access wireless communication systems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/806,695 US5515378A (en) | 1991-12-12 | 1991-12-12 | Spatial division multiple access wireless communication systems |
US07/806,695 | 1991-12-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1993012590A1 true WO1993012590A1 (en) | 1993-06-24 |
WO1993012590A9 WO1993012590A9 (en) | 1994-04-28 |
Family
ID=25194624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1992/010074 WO1993012590A1 (en) | 1991-12-12 | 1992-11-24 | Spatial division multiple access wireless communication systems |
Country Status (11)
Country | Link |
---|---|
US (2) | US5515378A (en) |
EP (3) | EP0616742B1 (en) |
JP (1) | JP3266258B2 (en) |
KR (1) | KR100292451B1 (en) |
AT (3) | ATE183865T1 (en) |
AU (1) | AU670766B2 (en) |
CA (1) | CA2125571C (en) |
DE (2) | DE69229876T2 (en) |
ES (2) | ES2292223T3 (en) |
FI (1) | FI942771A0 (en) |
WO (1) | WO1993012590A1 (en) |
Cited By (77)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0639035A1 (en) * | 1993-08-12 | 1995-02-15 | Nortel Networks Corporation | Base station antenna arrangement |
WO1995012262A1 (en) * | 1993-10-28 | 1995-05-04 | Qualcomm Incorporated | Demodulation element assignment in a system capable of receiving multiple signals |
EP0659028A2 (en) * | 1993-12-14 | 1995-06-21 | Nec Corporation | Radio link control method for a mobile telecommunications system |
WO1995022873A2 (en) * | 1994-02-10 | 1995-08-24 | Telefonaktiebolaget Lm Ericsson | Transceiver algorithms of antenna arrays |
WO1995026116A1 (en) * | 1994-03-24 | 1995-09-28 | Ericsson Inc. | Phased array cellular base station and associated methods for enhanced power efficiency |
WO1996000466A1 (en) * | 1994-06-23 | 1996-01-04 | Qualcomm Incorporated | Adaptive sectorization in a spread spectrum communication system |
WO1996000484A1 (en) * | 1994-06-23 | 1996-01-04 | Telefonaktiebolaget Lm Ericsson | Intra-cell handover with antenna arrays |
EP0696112A2 (en) | 1994-08-05 | 1996-02-07 | Alcatel SEL Aktiengesellschaft | Fixed or mobile radio station for an SDMA-mobile radio system |
FR2729026A1 (en) * | 1994-12-29 | 1996-07-05 | Motorola Inc | MULTI-CHANNEL DIGITAL TRANSCEIVER AND METHOD |
WO1996023329A1 (en) * | 1995-01-27 | 1996-08-01 | Hazeltine Corporation | High gain antenna systems for cellular use |
EP0729285A2 (en) * | 1995-02-24 | 1996-08-28 | Alcatel SEL Aktiengesellschaft | Carrier frequency allocation in a SDMA radio system |
DE19518399A1 (en) * | 1995-05-19 | 1996-11-21 | Sel Alcatel Ag | Processor-controlled device for tracking a mobile station in an SDMA mobile radio system |
WO1996038015A1 (en) * | 1995-05-24 | 1996-11-28 | Nokia Telecommunications Oy | Methods for making a faster handover, and a cellular radio system |
DE19524927A1 (en) * | 1995-07-08 | 1997-01-09 | Sel Alcatel Ag | Route guidance of a subscriber within an SDMA mobile network |
FR2738098A1 (en) * | 1995-08-22 | 1997-02-28 | Thomson Csf | RF Signal Multiplex/Demultiplexing system for SDMA Cellular Mobile Radio |
WO1997008849A1 (en) * | 1995-08-22 | 1997-03-06 | Thomson-Csf | Method and device for spatial multiplexing-demultiplexing of radio signals for an sdma mobile radio system |
DE19535441A1 (en) * | 1995-09-23 | 1997-03-27 | Bosch Gmbh Robert | Antenna of a central station of a point-to-multipoint radio relay system |
DE19535329A1 (en) * | 1995-09-22 | 1997-03-27 | Bernhard Prof Dr Ing Walke | Cellular network operating method |
WO1997015159A2 (en) * | 1995-10-18 | 1997-04-24 | Cellular Telecom, Ltd. | Method and apparatus for wireless communication employing collector arrays |
EP0775391A1 (en) * | 1994-08-01 | 1997-05-28 | Arraycomm, Inc. | Spectrally efficient and high capacity acknowledgment radio paging system |
EP0804858A1 (en) * | 1995-01-20 | 1997-11-05 | Arraycomm, Inc. | Spectrally efficient high capacity wireless communication systems |
WO1997045968A1 (en) * | 1996-05-31 | 1997-12-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Method of and apparatus for interference rejection combining and downlink beamforming in a cellular radiocommunications system |
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US5757847A (en) | 1994-09-09 | 1998-05-26 | Omnipoint Corporation | Method and apparatus for decoding a phase encoded signal |
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US5692007A (en) | 1994-09-09 | 1997-11-25 | Omnipoint Corporation | Method and apparatus for differential phase encoding and decoding in spread-spectrum communication systems with continuous-phase modulation |
US5881100A (en) | 1994-09-09 | 1999-03-09 | Omnipoint Corporation | Method and apparatus for coherent correlation of a spread spectrum signal |
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Also Published As
Publication number | Publication date |
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CA2125571A1 (en) | 1993-06-24 |
AU3145493A (en) | 1993-07-19 |
CA2125571C (en) | 2000-10-31 |
EP0616742B1 (en) | 1999-08-25 |
AU670766B2 (en) | 1996-08-01 |
EP0926916B1 (en) | 2007-08-15 |
EP1926336B1 (en) | 2011-06-08 |
KR100292451B1 (en) | 2001-09-17 |
FI942771A (en) | 1994-06-10 |
FI942771A0 (en) | 1994-06-10 |
DE69229876T2 (en) | 1999-12-30 |
EP0616742A1 (en) | 1994-09-28 |
EP1926336A2 (en) | 2008-05-28 |
EP1926336A3 (en) | 2008-10-15 |
US5642353A (en) | 1997-06-24 |
ES2292223T3 (en) | 2008-03-01 |
US5515378A (en) | 1996-05-07 |
ATE512559T1 (en) | 2011-06-15 |
DE69229876D1 (en) | 1999-09-30 |
ATE183865T1 (en) | 1999-09-15 |
DE69233707T2 (en) | 2008-05-21 |
EP0926916A3 (en) | 1999-07-28 |
DE69233707D1 (en) | 2007-09-27 |
JP3266258B2 (en) | 2002-03-18 |
ES2137197T3 (en) | 1999-12-16 |
KR940704090A (en) | 1994-12-12 |
ATE370623T1 (en) | 2007-09-15 |
JPH07505017A (en) | 1995-06-01 |
EP0926916A2 (en) | 1999-06-30 |
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