IT1299486B1 - Sistema per trasmettere e ricevere segnali cdma polarizzati e procedimento di funzionamento - Google Patents

Sistema per trasmettere e ricevere segnali cdma polarizzati e procedimento di funzionamento

Info

Publication number
IT1299486B1
IT1299486B1 IT98RM000347A ITRM980347A IT1299486B1 IT 1299486 B1 IT1299486 B1 IT 1299486B1 IT 98RM000347 A IT98RM000347 A IT 98RM000347A IT RM980347 A ITRM980347 A IT RM980347A IT 1299486 B1 IT1299486 B1 IT 1299486B1
Authority
IT
Italy
Prior art keywords
transmitting
operating procedure
cdma signals
receiving polarized
polarized
Prior art date
Application number
IT98RM000347A
Other languages
English (en)
Inventor
Rodrigo Ibanez-Meier
Raymond Josep Leopold
Brian Michael Daniel
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of ITRM980347A0 publication Critical patent/ITRM980347A0/it
Publication of ITRM980347A1 publication Critical patent/ITRM980347A1/it
Application granted granted Critical
Publication of IT1299486B1 publication Critical patent/IT1299486B1/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]
    • 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
    • H04B7/10—Polarisation diversity; Directional diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Mobile Radio Communication Systems (AREA)
IT98RM000347A 1997-06-02 1998-05-29 Sistema per trasmettere e ricevere segnali cdma polarizzati e procedimento di funzionamento IT1299486B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/865,844 US5898362A (en) 1997-06-02 1997-06-02 System for transmitting and receiving polarized CDMA signals and method of operation thereof

Publications (3)

Publication Number Publication Date
ITRM980347A0 ITRM980347A0 (it) 1998-05-29
ITRM980347A1 ITRM980347A1 (it) 1999-11-29
IT1299486B1 true IT1299486B1 (it) 2000-03-16

Family

ID=25346363

Family Applications (1)

Application Number Title Priority Date Filing Date
IT98RM000347A IT1299486B1 (it) 1997-06-02 1998-05-29 Sistema per trasmettere e ricevere segnali cdma polarizzati e procedimento di funzionamento

Country Status (4)

Country Link
US (1) US5898362A (it)
FR (1) FR2765052B1 (it)
IT (1) IT1299486B1 (it)
WO (1) WO1998056123A1 (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6091703A (en) * 1997-10-10 2000-07-18 Trw Inc. Bulk despreading of multiple independent CDMA sources
FR2788179B1 (fr) * 1998-12-31 2003-06-20 Cit Alcatel Satellite a couverture omnidirectionnelle
EP1444797A1 (en) * 2001-11-15 2004-08-11 Jyoti Prasad Antenna polarization codulation
ITMI20012685A1 (it) 2001-12-19 2003-06-19 Cit Alcatel Metodo e sistema per raddoppiare l'efficienza spettrale inhun sistemadi trasmissione radio
US8325591B2 (en) * 2004-02-26 2012-12-04 Qualcomm Incorporated Suppressing cross-polarization interference in an orthogonal communication link
US8594733B2 (en) * 2008-03-08 2013-11-26 Qualcomm Incorporated Methods and apparatus for using polarized antennas in wireless networks including single sector base stations
US8594732B2 (en) * 2008-03-08 2013-11-26 Qualcomm Incorporated Methods and apparatus for using polarized antennas in wireless networks including multi-sector base stations
US7991374B2 (en) * 2008-03-08 2011-08-02 Qualcomm Incorporated Methods and apparatus for supporting communications using horizontal polarization and dipole antennas
US8289083B2 (en) 2009-04-13 2012-10-16 Viasat, Inc. Active power splitter
WO2010120790A2 (en) 2009-04-13 2010-10-21 Viasat, Inc. Half-duplex phased array antenna system
US8693970B2 (en) 2009-04-13 2014-04-08 Viasat, Inc. Multi-beam active phased array architecture with independant polarization control
US10516219B2 (en) 2009-04-13 2019-12-24 Viasat, Inc. Multi-beam active phased array architecture with independent polarization control
US8391334B1 (en) * 2010-09-27 2013-03-05 L-3 Communications Corp Communications reliability in a hub-spoke communications system
US8699626B2 (en) 2011-11-29 2014-04-15 Viasat, Inc. General purpose hybrid

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4512024A (en) * 1983-06-29 1985-04-16 The United States Of America As Represented By The Secretary Of The Army Impulse autocorrelation function communications system
US5276452A (en) * 1992-06-24 1994-01-04 Raytheon Company Scan compensation for array antenna on a curved surface
FR2709029B1 (fr) * 1993-08-13 1995-10-20 Matra Communication Procédé de transmission pour des radio communications AMRC et dispositifs pour sa mise en Óoeuvre.
US5694395A (en) * 1994-09-30 1997-12-02 Lucent Technologies, Inc. Method and apparatus for processing multicarrier signals
US6006069A (en) * 1994-11-28 1999-12-21 Bosch Telecom Gmbh Point-to-multipoint communications system
US5574721A (en) * 1994-12-09 1996-11-12 Stanford Telecommunications, Inc. Orthogonal code tracking system having phantom carrier signal
US5691974A (en) * 1995-01-04 1997-11-25 Qualcomm Incorporated Method and apparatus for using full spectrum transmitted power in a spread spectrum communication system for tracking individual recipient phase, time and energy
US5608722A (en) * 1995-04-03 1997-03-04 Qualcomm Incorporated Multi-user communication system architecture with distributed receivers

Also Published As

Publication number Publication date
US5898362A (en) 1999-04-27
ITRM980347A0 (it) 1998-05-29
WO1998056123A1 (en) 1998-12-10
FR2765052B1 (fr) 2007-01-26
ITRM980347A1 (it) 1999-11-29
FR2765052A1 (fr) 1998-12-24

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Legal Events

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0001 Granted