FR2789807B1 - Station radio a antenne a polarisation circulaire - Google Patents

Station radio a antenne a polarisation circulaire

Info

Publication number: FR2789807B1
Authority: FR; France
Prior art keywords: radio station; circular polarization; polarization antenna; antenna; circular
Prior art date: 1999-02-17
Legal status (The legal status 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 status listed.): Expired - Lifetime

Application number

FR9901921A

Other languages

English (en)

Other versions

FR2789807A1 (fr

Inventor

Thierry Lucidarme

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Apple Inc

Original Assignee

Nortel Matra Cellular SCA

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.)

1999-02-17

Filing date

1999-02-17

Publication date

2004-09-24

1999-02-17 Application filed by Nortel Matra Cellular SCA filed Critical Nortel Matra Cellular SCA

1999-02-17 Priority to FR9901921A priority Critical patent/FR2789807B1/fr

2000-02-04 Priority to PCT/FR2000/000266 priority patent/WO2000049677A1/fr

2000-08-18 Publication of FR2789807A1 publication Critical patent/FR2789807A1/fr

2004-09-24 Application granted granted Critical

2004-09-24 Publication of FR2789807B1 publication Critical patent/FR2789807B1/fr

2019-02-17 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- 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
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- 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
- 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

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Radio Transmission System (AREA)
Variable-Direction Aerials And Aerial Arrays (AREA)
Mobile Radio Communication Systems (AREA)

FR9901921A 1999-02-17 1999-02-17 Station radio a antenne a polarisation circulaire Expired - Lifetime FR2789807B1 (fr)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
FR9901921A FR2789807B1 (fr)	1999-02-17	1999-02-17	Station radio a antenne a polarisation circulaire
PCT/FR2000/000266 WO2000049677A1 (fr)	1999-02-17	2000-02-04	Station radio a antenne a polarisation circulaire

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR9901921A FR2789807B1 (fr)	1999-02-17	1999-02-17	Station radio a antenne a polarisation circulaire

Publications (2)

Publication Number	Publication Date
FR2789807A1 FR2789807A1 (fr)	2000-08-18
FR2789807B1 true FR2789807B1 (fr)	2004-09-24

Family

ID=9542132

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR9901921A Expired - Lifetime FR2789807B1 (fr)	1999-02-17	1999-02-17	Station radio a antenne a polarisation circulaire

Country Status (2)

Country	Link
FR (1)	FR2789807B1 (fr)
WO (1)	WO2000049677A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2376843B (en) *	2001-06-18	2005-01-12	Ubinetics Ltd	A transmitter station and a radiotelephone system including a transmitter station
WO2006106188A1 (fr) *	2005-04-08	2006-10-12	Nokia Siemens Networks Oy	Reception en diversite pour stations de base en co-emplacement
FI20055161A0 (fi)	2005-04-08	2005-04-08	Nokia Corp	Diversiteettivastaanotto samaan asennuspaikkaan sijoitetuille tukiasemille
GB0512805D0 (en)	2005-06-23	2005-08-03	Quintel Technology Ltd	Antenna system for sharing of operation
ES2384714B1 (es)	2009-07-27	2013-05-20	Vodafone España, S.A.U.	Sistema y procedimiento para enviar una señal radio en una red de comunicación móvil.
US9548529B1 (en) *	2016-01-11	2017-01-17	Futurewei Technologies, Inc.	Integrated duplexer and combiner

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5006859A (en) *	1990-03-28	1991-04-09	Hughes Aircraft Company	Patch antenna with polarization uniformity control
US5708971A (en) *	1994-01-11	1998-01-13	Ericsson Inc.	Two-way paging system and apparatus
US5832389A (en) *	1994-03-24	1998-11-03	Ericsson Inc.	Wideband digitization systems and methods for cellular radiotelephones
US5854986A (en) *	1995-05-19	1998-12-29	Northern Telecom Limited	Cellular communication system having device coupling distribution of antennas to plurality of transceivers
FR2746991B1 (fr) *	1996-03-28	1998-06-12	Nortel Matra Cellular	Station radio a antennes a polarisation circulaire

1999
- 1999-02-17 FR FR9901921A patent/FR2789807B1/fr not_active Expired - Lifetime
2000
- 2000-02-04 WO PCT/FR2000/000266 patent/WO2000049677A1/fr active Application Filing

Also Published As

Publication number	Publication date
WO2000049677A1 (fr)	2000-08-24
FR2789807A1 (fr)	2000-08-18

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Legal Events

Date	Code	Title	Description
2002-01-18	CD	Change of name or company name
2002-02-01	CD	Change of name or company name
2002-02-01	CJ	Change in legal form
2013-06-14	TP	Transmission of property	Owner name: APPLE INC., US Effective date: 20130515
2016-01-08	PLFP	Fee payment	Year of fee payment: 18
2017-01-12	PLFP	Fee payment	Year of fee payment: 19
2018-01-11	PLFP	Fee payment	Year of fee payment: 20