DE69927752D1 - Mobiles Funkendgerät mit wenigstens zwei Antennen mit Polarisationsdiversität zum Empfang von Signalen - Google Patents
Mobiles Funkendgerät mit wenigstens zwei Antennen mit Polarisationsdiversität zum Empfang von SignalenInfo
- Publication number
- DE69927752D1 DE69927752D1 DE69927752T DE69927752T DE69927752D1 DE 69927752 D1 DE69927752 D1 DE 69927752D1 DE 69927752 T DE69927752 T DE 69927752T DE 69927752 T DE69927752 T DE 69927752T DE 69927752 D1 DE69927752 D1 DE 69927752D1
- Authority
- DE
- Germany
- Prior art keywords
- mobile radio
- antennas
- radio terminal
- receiving signals
- polarization diversity
- Prior art date
- 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
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
- H04B7/10—Polarisation diversity; Directional diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9808783A FR2780844B1 (fr) | 1998-07-06 | 1998-07-06 | Terminal mobile de radiocommunication comprenant au moins deux antennes presentant une diversite de polarisations pour la reception de signaux |
FR9808783 | 1998-07-06 | ||
US09/362,245 US6449468B1 (en) | 1998-07-06 | 1999-07-28 | Mobile radiocommunication terminal comprising at least two antennas with a diversity of polarizations for signal reception |
JP24242999A JP2001094492A (ja) | 1998-07-06 | 1999-08-30 | 多様な偏波で信号を受信するための少なくとも2つのアンテナを備えた移動無線通信端末装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69927752D1 true DE69927752D1 (de) | 2005-11-24 |
DE69927752T2 DE69927752T2 (de) | 2006-07-20 |
Family
ID=27253446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69927752T Expired - Lifetime DE69927752T2 (de) | 1998-07-06 | 1999-06-18 | Mobiles Funkendgerät mit wenigstens zwei Antennen mit Polarisationsdiversität zum Empfang von Signalen |
Country Status (7)
Country | Link |
---|---|
US (1) | US6449468B1 (de) |
EP (1) | EP0971486B1 (de) |
JP (1) | JP2001094492A (de) |
AT (1) | ATE307430T1 (de) |
DE (1) | DE69927752T2 (de) |
ES (1) | ES2251170T3 (de) |
FR (1) | FR2780844B1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6545990B1 (en) * | 1999-12-20 | 2003-04-08 | Tantivy Communications, Inc. | Method and apparatus for a spectrally compliant cellular communication system |
US8463255B2 (en) * | 1999-12-20 | 2013-06-11 | Ipr Licensing, Inc. | Method and apparatus for a spectrally compliant cellular communication system |
DE602006017115D1 (de) * | 2006-02-10 | 2010-11-04 | Ericsson Telefon Ab L M | Drahtlose kommunikationseinrichtung mit verbesserter antennenadaptivität |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1222518A (en) * | 1968-02-08 | 1971-02-17 | L T V Electrosystems Inc | Improvements in directionally selective energy receiving systems |
DE4018044A1 (de) * | 1990-06-06 | 1991-12-12 | Philips Patentverwaltung | Empfaenger mit mindestens zwei empfangszweigen |
US5513176A (en) * | 1990-12-07 | 1996-04-30 | Qualcomm Incorporated | Dual distributed antenna system |
US5841816A (en) * | 1992-10-22 | 1998-11-24 | Ericsson Inc. | Diversity Pi/4-DQPSK demodulation |
EP0600547B1 (de) * | 1992-12-01 | 2000-02-09 | Koninklijke Philips Electronics N.V. | Teilband-Diversityübertragungssystem |
JPH06338816A (ja) * | 1993-05-28 | 1994-12-06 | Sony Corp | 携帯無線機 |
DE4332476A1 (de) * | 1993-09-24 | 1995-03-30 | Bosch Gmbh Robert | Verfahren und Einrichtung zur Übertragung von Datensignalen |
US5564082A (en) * | 1994-05-06 | 1996-10-08 | At&T Corp. | Diversity antenna for a wrist telephone |
US6081566A (en) * | 1994-08-02 | 2000-06-27 | Ericsson, Inc. | Method and apparatus for interference rejection with different beams, polarizations, and phase references |
IL112233A (en) * | 1995-01-03 | 1998-02-22 | State Rafaelel Ministry Of Def | Adaptive polarization diversity system |
US6421543B1 (en) * | 1996-01-29 | 2002-07-16 | Ericsson Inc. | Cellular radiotelephone base stations and methods using selected multiple diversity reception |
ATE195040T1 (de) * | 1996-09-20 | 2000-08-15 | Siemens Ag | Polarisationsdiversity-system für mobilkommunikation mit adaptiver gestaltung der abstrahlungscharakteristik |
US6021317A (en) * | 1997-04-30 | 2000-02-01 | Ericsson Inc. | Dual antenna radiotelephone systems including an antenna-management matrix switch and associated methods of operation |
US5926503A (en) * | 1997-08-27 | 1999-07-20 | Motorola, Inc. | DS-CDMA receiver and forward link diversity method |
US6181920B1 (en) * | 1997-10-20 | 2001-01-30 | Ericsson Inc. | Transmitter that selectively polarizes a radio wave |
US6049705A (en) * | 1998-02-03 | 2000-04-11 | Ericsson Inc. | Diversity for mobile terminals |
US6167243A (en) * | 1998-07-01 | 2000-12-26 | Nortel Networks Limited | Diversity combining in a communications system |
US6229824B1 (en) * | 1999-05-26 | 2001-05-08 | Xm Satellite Radio Inc. | Method and apparatus for concatenated convolutional endcoding and interleaving |
-
1998
- 1998-07-06 FR FR9808783A patent/FR2780844B1/fr not_active Expired - Fee Related
-
1999
- 1999-06-18 ES ES99460043T patent/ES2251170T3/es not_active Expired - Lifetime
- 1999-06-18 AT AT99460043T patent/ATE307430T1/de not_active IP Right Cessation
- 1999-06-18 DE DE69927752T patent/DE69927752T2/de not_active Expired - Lifetime
- 1999-06-18 EP EP99460043A patent/EP0971486B1/de not_active Expired - Lifetime
- 1999-07-28 US US09/362,245 patent/US6449468B1/en not_active Expired - Lifetime
- 1999-08-30 JP JP24242999A patent/JP2001094492A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ATE307430T1 (de) | 2005-11-15 |
FR2780844B1 (fr) | 2000-09-29 |
JP2001094492A (ja) | 2001-04-06 |
EP0971486B1 (de) | 2005-10-19 |
US6449468B1 (en) | 2002-09-10 |
ES2251170T3 (es) | 2006-04-16 |
EP0971486A1 (de) | 2000-01-12 |
DE69927752T2 (de) | 2006-07-20 |
FR2780844A1 (fr) | 2000-01-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |