DK0779991T3 - Trådlöst telefondistributionssystem med transmission med tids- og rumdiversitet - Google Patents

Trådlöst telefondistributionssystem med transmission med tids- og rumdiversitet

Info

Publication number
DK0779991T3
DK0779991T3 DK95943324T DK95943324T DK0779991T3 DK 0779991 T3 DK0779991 T3 DK 0779991T3 DK 95943324 T DK95943324 T DK 95943324T DK 95943324 T DK95943324 T DK 95943324T DK 0779991 T3 DK0779991 T3 DK 0779991T3
Authority
DK
Denmark
Prior art keywords
transmission
time
distribution system
wireless telephone
space diversity
Prior art date
Application number
DK95943324T
Other languages
Danish (da)
English (en)
Inventor
D Ridgely Bolgiano
Gilbert E Lavean
Original Assignee
Interdigital Tech Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23162506&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0779991(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Interdigital Tech Corp filed Critical Interdigital Tech Corp
Application granted granted Critical
Publication of DK0779991T3 publication Critical patent/DK0779991T3/da

Links

Classifications

    • 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
    • H04B7/0667—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 delayed 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
    • H04B7/06—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
    • H04B7/0667—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 delayed versions of same signal
    • H04B7/0671—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 delayed versions of same signal using different delays between antennas
    • 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
    • G01S5/14—Determining absolute distances from a plurality of spaced points of known location
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
    • 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
    • H04B7/0602—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 antenna switching
    • H04B7/0604—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 antenna switching with predefined switching scheme
    • 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
    • H04B7/0802—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 antenna selection
    • H04B7/0817—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 antenna selection with multiple receivers and antenna path selection
    • H04B7/082—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 antenna selection with multiple receivers and antenna path selection selecting best antenna path
    • 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
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • 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
    • H04B7/0882—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 post-detection diversity
    • H04B7/0888—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 post-detection diversity with selection
    • 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
    • H04B7/0891—Space-time diversity
    • H04B7/0894—Space-time diversity using different delays between antennas
    • 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
    • G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
    • 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
    • H04B7/022—Site diversity; Macro-diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Time-Division Multiplex Systems (AREA)
DK95943324T 1994-09-06 1995-08-31 Trådlöst telefondistributionssystem med transmission med tids- og rumdiversitet DK0779991T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/301,230 US5614914A (en) 1994-09-06 1994-09-06 Wireless telephone distribution system with time and space diversity transmission for determining receiver location
PCT/US1995/011067 WO1996008908A2 (fr) 1994-09-06 1995-08-31 Systeme de distribution telephonique sans fil avec transmission a diversite dans le temps et dans l'espace

Publications (1)

Publication Number Publication Date
DK0779991T3 true DK0779991T3 (da) 2008-02-11

Family

ID=23162506

Family Applications (3)

Application Number Title Priority Date Filing Date
DK95943324T DK0779991T3 (da) 1994-09-06 1995-08-31 Trådlöst telefondistributionssystem med transmission med tids- og rumdiversitet
DK05022143.1T DK1615353T3 (da) 1994-09-06 1995-08-31 Trådløst telefondistributionssystem med transmission med tids- og rumdiversitet
DK08102240.2T DK1926232T3 (da) 1994-09-06 1995-08-31 Wireless telephone distribution system with time and space diversity transmission

Family Applications After (2)

Application Number Title Priority Date Filing Date
DK05022143.1T DK1615353T3 (da) 1994-09-06 1995-08-31 Trådløst telefondistributionssystem med transmission med tids- og rumdiversitet
DK08102240.2T DK1926232T3 (da) 1994-09-06 1995-08-31 Wireless telephone distribution system with time and space diversity transmission

Country Status (10)

Country Link
US (15) US5614914A (fr)
EP (10) EP1926231A3 (fr)
JP (13) JP4080529B2 (fr)
AU (1) AU4462096A (fr)
DE (3) DE69535615T2 (fr)
DK (3) DK0779991T3 (fr)
ES (4) ES2296294T3 (fr)
FI (3) FI121945B (fr)
HK (4) HK1081750A1 (fr)
WO (1) WO1996008908A2 (fr)

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US20080219233A1 (en) 2008-09-11
EP1926231A3 (fr) 2011-02-09
JP4457117B2 (ja) 2010-04-28
EP1564907A2 (fr) 2005-08-17
EP1926232B1 (fr) 2012-09-26
EP0779991A2 (fr) 1997-06-25
JP2010206826A (ja) 2010-09-16
JP4457157B2 (ja) 2010-04-28
HK1085584A1 (en) 2006-08-25
US20080219234A1 (en) 2008-09-11
WO1996008908A2 (fr) 1996-03-21
EP1926231A2 (fr) 2008-05-28
JP2011151829A (ja) 2011-08-04
US20020093934A1 (en) 2002-07-18
EP2293462A2 (fr) 2011-03-09
EP1615353B1 (fr) 2009-12-16
US8155017B2 (en) 2012-04-10
JP4964994B2 (ja) 2012-07-04
AU4462096A (en) 1996-03-29
WO1996008908A3 (fr) 1996-05-23
US20020089966A1 (en) 2002-07-11
EP1926229A3 (fr) 2011-10-05
US20050249178A1 (en) 2005-11-10
HK1081750A1 (en) 2006-05-19
EP1564907A3 (fr) 2006-04-05
US20020071435A1 (en) 2002-06-13
JP2006042323A (ja) 2006-02-09
ES2339124T3 (es) 2010-05-17
US6366568B1 (en) 2002-04-02
JP2010022048A (ja) 2010-01-28
JP2007202166A (ja) 2007-08-09
JP2008228320A (ja) 2008-09-25
JP2008211829A (ja) 2008-09-11
US8248988B2 (en) 2012-08-21

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