EP0817308A3 - Verfahren für die automatische Auswahl eines Strahles zwischen die von einer Mehrstrahlantenne, insbesondere für Mobilfunksysteme - Google Patents

Verfahren für die automatische Auswahl eines Strahles zwischen die von einer Mehrstrahlantenne, insbesondere für Mobilfunksysteme Download PDF

Info

Publication number: EP0817308A3
Authority: EP; European Patent Office
Prior art keywords: selection; radiomobile; systems; automatic selection; multibeam antenna
Prior art date: 1996-07-04
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.): Granted

Application number

EP97111319A

Other languages

English (en)

French (fr)

Other versions

EP0817308A2 (de

EP0817308B1 (de

Inventor

Fulvio Margherita

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.)

Siemens Holding SpA

Original Assignee

Italtel SpA

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.)

1996-07-04

Filing date

1997-07-04

Publication date

1998-04-08

1997-07-04 Application filed by Italtel SpA filed Critical Italtel SpA

1998-01-07 Publication of EP0817308A2 publication Critical patent/EP0817308A2/de

1998-04-08 Publication of EP0817308A3 publication Critical patent/EP0817308A3/de

2002-11-27 Application granted granted Critical

2002-11-27 Publication of EP0817308B1 publication Critical patent/EP0817308B1/de

2017-07-04 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
- 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
- H01Q3/24—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 orientation by switching energy from one active radiating element to another, e.g. for beam switching
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- 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

Landscapes

Radio Transmission System (AREA)
Variable-Direction Aerials And Aerial Arrays (AREA)

EP97111319A 1996-07-04 1997-07-04 Verfahren für die automatische Auswahl eines Strahles aus solchen die von einer Mehrstrahlantenne gebildet werden, insbesondere für Mobilfunksysteme Expired - Lifetime EP0817308B1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
ITMI961369		1996-07-04
IT96MI001369A IT1285217B1 (it)	1996-07-04	1996-07-04	Metodo per la selezione automatica di un fascio tra quelli formati da un'antenna multifascio,in particolare per sistemi radiomobili

Publications (3)

Publication Number	Publication Date
EP0817308A2 EP0817308A2 (de)	1998-01-07
EP0817308A3 true EP0817308A3 (de)	1998-04-08
EP0817308B1 EP0817308B1 (de)	2002-11-27

Family

ID=11374530

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP97111319A Expired - Lifetime EP0817308B1 (de)	1996-07-04	1997-07-04	Verfahren für die automatische Auswahl eines Strahles aus solchen die von einer Mehrstrahlantenne gebildet werden, insbesondere für Mobilfunksysteme

Country Status (3)

Country	Link
EP (1)	EP0817308B1 (de)
DE (1)	DE69717354T2 (de)
IT (1)	IT1285217B1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6470192B1 (en) *	1999-08-16	2002-10-22	Telefonaktiebolaget Lm Ericcson (Publ)	Method of an apparatus for beam reduction and combining in a radio communications system
DE10025987C2 (de) *	2000-05-25	2002-04-04	Siemens Ag	Verfahren zum Steuern der Downlink-Strahlformung
WO2009080101A1 (en) *	2007-12-20	2009-07-02	Telefonaktiebolaget Lm Ericsson (Publ)	An improved antenna arrangement in an electronic device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5303240A (en) *	1991-07-08	1994-04-12	Motorola, Inc.	Telecommunications system using directional antennas
WO1996023329A1 (en) *	1995-01-27	1996-08-01	Hazeltine Corporation	High gain antenna systems for cellular use
US5590399A (en) *	1995-02-23	1996-12-31	Nextel Communications	Up-link channel assignment scheme for cellular mobile communications systems employing multi-beam antennas with beam selection
WO1997044978A1 (en) *	1996-05-22	1997-11-27	Nokia Telecommunications Oy	Method and system for selecting an antenna beam of a base station of a radio system

1996
- 1996-07-04 IT IT96MI001369A patent/IT1285217B1/it active IP Right Grant
1997
- 1997-07-04 DE DE69717354T patent/DE69717354T2/de not_active Expired - Fee Related
- 1997-07-04 EP EP97111319A patent/EP0817308B1/de not_active Expired - Lifetime

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5303240A (en) *	1991-07-08	1994-04-12	Motorola, Inc.	Telecommunications system using directional antennas
WO1996023329A1 (en) *	1995-01-27	1996-08-01	Hazeltine Corporation	High gain antenna systems for cellular use
US5590399A (en) *	1995-02-23	1996-12-31	Nextel Communications	Up-link channel assignment scheme for cellular mobile communications systems employing multi-beam antennas with beam selection
WO1997044978A1 (en) *	1996-05-22	1997-11-27	Nokia Telecommunications Oy	Method and system for selecting an antenna beam of a base station of a radio system

Also Published As

Publication number	Publication date
ITMI961369A0 (de)	1996-07-04
IT1285217B1 (it)	1998-06-03
ITMI961369A1 (it)	1998-01-04
EP0817308A2 (de)	1998-01-07
EP0817308B1 (de)	2002-11-27
DE69717354T2 (de)	2003-09-18
DE69717354D1 (de)	2003-01-09

Legal Events

Date	Code	Title	Description
1997-11-21	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
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1998-12-23	RBV	Designated contracting states (corrected)	Designated state(s): DE FI FR GB SE
1999-03-03	RAP3	Party data changed (applicant data changed or rights of an application transferred)	Owner name: ITALTEL S.P.A.
1999-03-10	17P	Request for examination filed	Effective date: 19981012
2002-01-30	17Q	First examination report despatched	Effective date: 20011214
2002-05-03	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
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2002-08-07	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2002-10-09	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: SIEMENS MOBILE COMMUNICATIONS S.P.A.
2002-10-11	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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2007-07-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20070731 Year of fee payment: 11
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