SE379614B - - Google Patents
Info
- Publication number
- SE379614B SE379614B SE7116086A SE1608671A SE379614B SE 379614 B SE379614 B SE 379614B SE 7116086 A SE7116086 A SE 7116086A SE 1608671 A SE1608671 A SE 1608671A SE 379614 B SE379614 B SE 379614B
- Authority
- SE
- Sweden
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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
- H04B7/0608—Antenna selection according to transmission parameters
-
- 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
- H04B7/0837—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 pre-detection combining
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10242270A | 1970-12-29 | 1970-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE379614B true SE379614B (cg-RX-API-DMAC7.html) | 1975-10-13 |
Family
ID=22289766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7116086A SE379614B (cg-RX-API-DMAC7.html) | 1970-12-29 | 1971-12-15 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3693088A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5226647B1 (cg-RX-API-DMAC7.html) |
| DE (1) | DE2165019C3 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2120092B1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1357779A (cg-RX-API-DMAC7.html) |
| SE (1) | SE379614B (cg-RX-API-DMAC7.html) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2233765B1 (cg-RX-API-DMAC7.html) * | 1973-06-15 | 1978-06-30 | Cit Alcatel | |
| JPS5147313A (cg-RX-API-DMAC7.html) * | 1974-10-21 | 1976-04-22 | Nippon Telegraph & Telephone | |
| US4057761A (en) * | 1975-12-30 | 1977-11-08 | Rca Corporation | Received signal selecting system with priority control |
| GB1514422A (en) * | 1976-01-12 | 1978-06-14 | Mel Equipment Co Ltd | Aircraft antenna-switching control arrangements |
| US4287598A (en) * | 1979-12-17 | 1981-09-01 | Bell Telephone Laboratories, Incorporated | Cooperating arrangement for diversity stations |
| US4383332A (en) * | 1980-11-21 | 1983-05-10 | Bell Telephone Laboratories, Incorporated | High capacity digital mobile radio system |
| US4513412A (en) * | 1983-04-25 | 1985-04-23 | At&T Bell Laboratories | Time division adaptive retransmission technique for portable radio telephones |
| US4661993A (en) * | 1984-10-12 | 1987-04-28 | At&T Company | Technique for improving radio system performance during fading |
| JPS623536A (ja) * | 1985-06-29 | 1987-01-09 | Oki Electric Ind Co Ltd | 移動体データ通信の良否判定装置 |
| JPH0744492B2 (ja) * | 1988-06-15 | 1995-05-15 | 松下電工株式会社 | 偏波ダイバーシチ無線通信方式 |
| SE465990B (sv) * | 1990-04-10 | 1991-11-25 | Ericsson Telefon Ab L M | Foerfarande foer antennval i ett mobilradiosystem |
| SE466179B (sv) * | 1990-05-10 | 1992-01-07 | Ericsson Telefon Ab L M | Foerfarande foer att i ett tidsmultiplext radiokommunikationssystem oeverfoera olika kommandon avseende val av saendarantenn |
| US5179559A (en) * | 1990-07-27 | 1993-01-12 | Motorola, Inc. | Handoff method for a cellular system |
| US5231629A (en) * | 1990-10-01 | 1993-07-27 | Motorola, Inc. | Full-duplex communication system |
| US5193091A (en) * | 1990-12-12 | 1993-03-09 | Motorola, Inc. | Tdm communication system for a wide area site and a plurality of local sites |
| JPH0528144U (ja) * | 1991-09-18 | 1993-04-09 | パイオニア株式会社 | 受信機 |
| US5379449A (en) * | 1992-11-23 | 1995-01-03 | Ford Motor Company | Automotive radio employing multipath correction strategy based on vehicle speed |
| DE4303355A1 (de) * | 1993-02-05 | 1994-08-11 | Philips Patentverwaltung | Funksystem |
| US5812935A (en) * | 1993-04-17 | 1998-09-22 | Hughes Electronics | Cellular system employing base station transmit diversity according to transmission quality level |
| SG66285A1 (en) * | 1993-04-29 | 1999-07-20 | Ericsson Inc | Use of diversity transmission to relax adjacent channel requirements in mobile telephone systems |
| US5689439A (en) * | 1995-03-31 | 1997-11-18 | Lucent Technologies, Inc. | Switched antenna diversity transmission method and system |
| US6438360B1 (en) * | 1999-07-22 | 2002-08-20 | Motorola, Inc. | Amplifier system with load control to produce an amplitude envelope |
| US6917790B1 (en) | 1999-10-29 | 2005-07-12 | Amc Centurion Ab | Antenna device and method for transmitting and receiving radio waves |
| SE516536C2 (sv) * | 1999-10-29 | 2002-01-29 | Allgon Ab | Antennanordning omkopplingsbar mellan ett flertal konfigurationstillstånd i avhängighet av två driftsparametrar samt därtill hörande metod |
| SE516535C2 (sv) | 1999-10-29 | 2002-01-29 | Allgon Ab | Antennanordning omkopplingsbar mellan ett flertal konfigurationslägen anpassade för användning i olika operationsmiljöer samt därtill hörande förfarande |
| DE60030954T2 (de) * | 2000-04-25 | 2007-02-01 | Siemens Ag | Empfänger mit Antennendiversity |
| US6961545B2 (en) | 2001-04-09 | 2005-11-01 | Atheros Communications, Inc. | Method and system for providing antenna diversity |
| JP3932906B2 (ja) * | 2002-01-23 | 2007-06-20 | 日本電気株式会社 | 基地局装置及びそれを用いた移動通信システム |
| US9893715B2 (en) * | 2013-12-09 | 2018-02-13 | Shure Acquisition Holdings, Inc. | Adaptive self-tunable antenna system and method |
-
1970
- 1970-12-29 US US102422A patent/US3693088A/en not_active Expired - Lifetime
-
1971
- 1971-12-15 SE SE7116086A patent/SE379614B/xx unknown
- 1971-12-23 GB GB5990571A patent/GB1357779A/en not_active Expired
- 1971-12-28 FR FR7147181A patent/FR2120092B1/fr not_active Expired
- 1971-12-28 DE DE2165019A patent/DE2165019C3/de not_active Expired
- 1971-12-29 JP JP723727A patent/JPS5226647B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2165019C3 (de) | 1981-05-14 |
| GB1357779A (en) | 1974-06-26 |
| DE2165019B2 (de) | 1980-07-03 |
| FR2120092B1 (cg-RX-API-DMAC7.html) | 1977-01-28 |
| JPS5226647B1 (cg-RX-API-DMAC7.html) | 1977-07-15 |
| DE2165019A1 (de) | 1972-07-06 |
| US3693088A (en) | 1972-09-19 |
| FR2120092A1 (cg-RX-API-DMAC7.html) | 1972-08-11 |