DE69108897T2 - Funksendeempfängersystem. - Google Patents
Funksendeempfängersystem.Info
- Publication number
- DE69108897T2 DE69108897T2 DE69108897T DE69108897T DE69108897T2 DE 69108897 T2 DE69108897 T2 DE 69108897T2 DE 69108897 T DE69108897 T DE 69108897T DE 69108897 T DE69108897 T DE 69108897T DE 69108897 T2 DE69108897 T2 DE 69108897T2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- frequency
- baseband
- transmitting
- receiving
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Circuits Of Receivers In General (AREA)
- Radar Systems Or Details Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Radio Relay Systems (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI905666A FI86123C (fi) | 1990-11-15 | 1990-11-15 | Radiosaendarmottagarsystem. |
PCT/FI1991/000340 WO1992009149A1 (en) | 1990-11-15 | 1991-11-14 | A radio transceiver system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69108897D1 DE69108897D1 (de) | 1995-05-18 |
DE69108897T2 true DE69108897T2 (de) | 1995-08-17 |
Family
ID=8531423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69108897T Expired - Fee Related DE69108897T2 (de) | 1990-11-15 | 1991-11-14 | Funksendeempfängersystem. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5307371A (de) |
EP (1) | EP0511338B1 (de) |
AT (1) | ATE121244T1 (de) |
AU (1) | AU640542B2 (de) |
DE (1) | DE69108897T2 (de) |
FI (1) | FI86123C (de) |
NO (1) | NO300569B1 (de) |
WO (1) | WO1992009149A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2053137C (en) * | 1991-10-10 | 2001-08-21 | Rolf G. Meier | Digital wireless interface |
GB2313984B (en) * | 1993-06-02 | 1998-01-28 | Vtech Communications Ltd | Interface protocol method and apparatus |
US5430713A (en) * | 1994-05-06 | 1995-07-04 | At&T Corp. | Frequency hopping in digital cellular networks |
US6400966B1 (en) * | 1997-10-07 | 2002-06-04 | Telefonaktie Bolaget Lm Ericsson (Publ) | Base station architecture for a mobile communications system |
EP1100212A1 (de) * | 1999-11-09 | 2001-05-16 | Lucent Technologies Inc. | Sende-/Empfangsgerät für elektromagnetische Signale |
US7164704B1 (en) * | 1999-12-09 | 2007-01-16 | Texas Instruments Incorporated | Beam forming for transmit using bluetooth modified hopping sequences (BFTBMH) |
US7027424B1 (en) | 2000-05-24 | 2006-04-11 | Vtech Communications, Ltd. | Method for avoiding interference in a digital communication system |
GB2404527B (en) * | 2003-07-26 | 2005-10-12 | Motorola Inc | A multi sector base station and method of operation therefor |
US7693488B2 (en) * | 2004-09-30 | 2010-04-06 | Vtech Telecommunications Limited | System and method for asymmetric enhanced mode operation in a digital communication system |
DE102012206272A1 (de) * | 2012-04-17 | 2013-10-17 | Beckhoff Automation Gmbh | Feldbus-Datenübertragung |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE7609646L (sv) * | 1976-09-01 | 1978-03-02 | Ellemtel Utvecklings Ab | Flerapparatsystem |
US4555805A (en) * | 1980-03-14 | 1985-11-26 | Harris Corporation | Secure mobile telephone system |
JPS59181734A (ja) * | 1983-03-30 | 1984-10-16 | Nec Corp | 無線電話方式 |
US4532635A (en) * | 1983-08-19 | 1985-07-30 | Rca Corporation | System and method employing two hop spread spectrum signal transmissions between small earth stations via a satellite and a large earth station and structure and method for synchronizing such transmissions |
SE448199B (sv) * | 1985-05-09 | 1987-01-26 | Ericsson Telefon Ab L M | Anleggning med flera berbara, snorlosa telefonapparater |
JPS62195A (ja) * | 1985-06-04 | 1987-01-06 | Nec Corp | 移動通信方式 |
GB2229064B (en) * | 1987-06-11 | 1990-12-12 | Software Sciences Limited | An area communications system |
JPS6424648A (en) * | 1987-07-21 | 1989-01-26 | Fujitsu Ltd | Privacy call equipment |
US4841527A (en) * | 1987-11-16 | 1989-06-20 | General Electric Company | Stabilization of random access packet CDMA networks |
-
1990
- 1990-11-15 FI FI905666A patent/FI86123C/fi not_active IP Right Cessation
-
1991
- 1991-11-14 EP EP91919112A patent/EP0511338B1/de not_active Expired - Lifetime
- 1991-11-14 AT AT91919112T patent/ATE121244T1/de not_active IP Right Cessation
- 1991-11-14 WO PCT/FI1991/000340 patent/WO1992009149A1/en active IP Right Grant
- 1991-11-14 DE DE69108897T patent/DE69108897T2/de not_active Expired - Fee Related
- 1991-11-14 AU AU88476/91A patent/AU640542B2/en not_active Ceased
-
1992
- 1992-07-14 NO NO922786A patent/NO300569B1/no not_active IP Right Cessation
- 1992-09-15 US US07/910,125 patent/US5307371A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU640542B2 (en) | 1993-08-26 |
FI905666A0 (fi) | 1990-11-15 |
NO922786D0 (no) | 1992-07-14 |
NO922786L (no) | 1992-09-14 |
EP0511338A1 (de) | 1992-11-04 |
FI86123C (fi) | 1992-07-10 |
FI86123B (fi) | 1992-03-31 |
NO300569B1 (no) | 1997-06-16 |
AU8847691A (en) | 1992-06-11 |
EP0511338B1 (de) | 1995-04-12 |
US5307371A (en) | 1994-04-26 |
WO1992009149A1 (en) | 1992-05-29 |
FI905666A (fi) | 1992-03-31 |
ATE121244T1 (de) | 1995-04-15 |
DE69108897D1 (de) | 1995-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |