FI893295A0 - Kommunikationssystem med en flervaegsantenn. - Google Patents
Kommunikationssystem med en flervaegsantenn.Info
- Publication number
- FI893295A0 FI893295A0 FI893295A FI893295A FI893295A0 FI 893295 A0 FI893295 A0 FI 893295A0 FI 893295 A FI893295 A FI 893295A FI 893295 A FI893295 A FI 893295A FI 893295 A0 FI893295 A0 FI 893295A0
- Authority
- FI
- Finland
- Prior art keywords
- flervaegsantenn
- kommunikationssystem
- med
- kommunikationssystem med
- Prior art date
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
- H04B7/08—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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16857388 | 1988-07-06 | ||
JP10558188 | 1988-08-10 | ||
JP32704188A JPH02140023A (ja) | 1988-07-06 | 1988-12-23 | ダイバシチアンテナ通信方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI893295A0 true FI893295A0 (fi) | 1989-07-06 |
FI893295A FI893295A (fi) | 1990-01-07 |
Family
ID=27310529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI893295A FI893295A (fi) | 1988-07-06 | 1989-07-06 | Kommunikationssystem med en flervaegsantenn. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5161252A (fi) |
EP (2) | EP0350007B1 (fi) |
CA (1) | CA1311802C (fi) |
DE (2) | DE68927936T2 (fi) |
DK (1) | DK333389A (fi) |
FI (1) | FI893295A (fi) |
NO (1) | NO175659C (fi) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE131167T1 (de) * | 1990-01-25 | 1995-12-15 | Pharmacia Spa | Verfahren zur herstellung von ergolinderivaten. |
JPH03293822A (ja) * | 1990-04-12 | 1991-12-25 | Pioneer Electron Corp | ダイバシティー受信機 |
DE4101629C3 (de) * | 1991-01-21 | 2003-06-26 | Fuba Automotive Gmbh | Antennendiversity-Anlage mit mindestens zwei Antennen für den mobilen Empfang von Meter- und Dezimeterwellen |
US5231273A (en) * | 1991-04-09 | 1993-07-27 | Comtec Industries | Inventory management system |
DE4140741A1 (de) * | 1991-12-11 | 1993-06-17 | Flachglas Ag | Verfahren zum betrieb einer mobilfunkanlage eines fahrzeuges, insbesondere eines kraftfahrzeuges |
JPH07508632A (ja) * | 1992-10-26 | 1995-09-21 | シーメンス アクチエンゲゼルシヤフト | 無線受信装置の制御方法及び装置 |
DE4326523A1 (de) * | 1993-08-06 | 1995-02-09 | Siemens Ag | Universelles Mobil-Telekommunikationssystem |
EP0721715B1 (en) * | 1993-09-30 | 2001-11-28 | Conexant Systems, Inc. | Multiple antenna home base for digital cordless telephones |
KR960009446B1 (en) * | 1993-12-23 | 1996-07-19 | Hyundai Electronics Ind | A diversity device of gps antenna |
US5581707A (en) * | 1994-07-27 | 1996-12-03 | Psc, Inc. | System for wireless collection of data from a plurality of remote data collection units such as portable bar code readers |
US5684491A (en) * | 1995-01-27 | 1997-11-04 | Hazeltine Corporation | High gain antenna systems for cellular use |
US5748676A (en) * | 1995-05-01 | 1998-05-05 | Norand Corporation | Network utilizing modified preambles that support antenna diversity |
JP3141784B2 (ja) * | 1996-07-10 | 2001-03-05 | 双葉電子工業株式会社 | 受信アンテナ選択方法およびダイバーシティ受信機 |
US5960350A (en) * | 1996-12-05 | 1999-09-28 | Motorola, Inc. | Method and system for optimizing a traffic channel in a wireless communications system |
CN1142635C (zh) * | 1997-05-13 | 2004-03-17 | 夸尔柯姆股份有限公司 | 多副天线的检测和选择*** |
GB9901789D0 (en) * | 1998-04-22 | 1999-03-17 | Koninkl Philips Electronics Nv | Antenna diversity system |
DE19845534B4 (de) * | 1998-10-02 | 2005-01-27 | Robert Bosch Gmbh | Antennenschaltung |
US6600908B1 (en) | 1999-02-04 | 2003-07-29 | Hark C. Chan | Method and system for broadcasting and receiving audio information and associated audio indexes |
DE19935675A1 (de) * | 1999-07-29 | 2001-02-15 | Bosch Gmbh Robert | Schaltung zum Umschalten zwischen Empfangsantennen |
US20070111689A1 (en) * | 2000-07-24 | 2007-05-17 | Hermann Link | Apparatus for selecting a receiver among a plurality of receivers in a diversity receiver system based upon automatic gain correction |
JP2005528040A (ja) * | 2002-05-28 | 2005-09-15 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | ダイバシティ受信機および信号品質評価方法 |
JP4041958B2 (ja) * | 2002-07-18 | 2008-02-06 | オムロン株式会社 | 空中線装置及びその空中線装置を含むタイヤ空気圧モニタリングシステム |
EP2541799B1 (en) * | 2004-06-17 | 2014-10-08 | Harman Becker Automotive Systems GmbH | Diversity with identification of specific antenna properties and evaluation thereof |
KR20090057559A (ko) * | 2007-12-03 | 2009-06-08 | 삼성전자주식회사 | 두 안테나 수신감도 변화 차이를 이용한 근접 센싱 방법 및장치 |
US8249523B2 (en) * | 2009-02-09 | 2012-08-21 | Broadcom Corporation | Method and system for a multi-port distributed antenna |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3213370A (en) * | 1961-03-13 | 1965-10-19 | Ibm | Signal selecting system with switching at the interstice between data increments |
JPS5542790B2 (fi) * | 1975-01-09 | 1980-11-01 | ||
JPS59167133A (ja) * | 1983-03-11 | 1984-09-20 | Mitsubishi Electric Corp | 2ブランチダイバ−シテイ受信装置 |
JPS59178830A (ja) * | 1983-03-29 | 1984-10-11 | Meisei Electric Co Ltd | デ−タの無線伝送受信方式 |
US4513412A (en) * | 1983-04-25 | 1985-04-23 | At&T Bell Laboratories | Time division adaptive retransmission technique for portable radio telephones |
JPH0683127B2 (ja) * | 1985-07-22 | 1994-10-19 | 日本電気株式会社 | ダイバーシチ受信無線機 |
DE3612235A1 (de) * | 1986-04-11 | 1987-10-15 | Blaupunkt Werke Gmbh | Verfahren und schaltungsanordnung zum empfang von radiowellen mit mehreren antennen |
-
1989
- 1989-06-30 NO NO892720A patent/NO175659C/no unknown
- 1989-07-05 EP EP89112274A patent/EP0350007B1/en not_active Expired - Lifetime
- 1989-07-05 DE DE68927936T patent/DE68927936T2/de not_active Expired - Fee Related
- 1989-07-05 DE DE68922663T patent/DE68922663T2/de not_active Expired - Fee Related
- 1989-07-05 DK DK333389A patent/DK333389A/da not_active Application Discontinuation
- 1989-07-05 EP EP94111323A patent/EP0624006B1/en not_active Expired - Lifetime
- 1989-07-05 US US07/375,669 patent/US5161252A/en not_active Expired - Fee Related
- 1989-07-06 CA CA000604963A patent/CA1311802C/en not_active Expired - Fee Related
- 1989-07-06 FI FI893295A patent/FI893295A/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0624006A3 (en) | 1995-01-04 |
FI893295A (fi) | 1990-01-07 |
NO892720L (no) | 1990-01-08 |
EP0350007A3 (en) | 1992-09-09 |
DE68922663T2 (de) | 1995-10-05 |
DE68927936D1 (de) | 1997-05-07 |
DE68922663D1 (de) | 1995-06-22 |
DK333389D0 (da) | 1989-07-05 |
EP0624006A2 (en) | 1994-11-09 |
NO892720D0 (no) | 1989-06-30 |
NO175659B (fi) | 1994-08-01 |
DE68927936T2 (de) | 1997-07-17 |
EP0350007B1 (en) | 1995-05-17 |
CA1311802C (en) | 1992-12-22 |
EP0624006B1 (en) | 1997-04-02 |
DK333389A (da) | 1990-01-07 |
US5161252A (en) | 1992-11-03 |
EP0350007A2 (en) | 1990-01-10 |
NO175659C (no) | 1994-11-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: SUMITOMO ELECTRIC INDUSTRIES, LTD |