BE867555A - Systeme de transmission d'informations par faisceaux hertziens, dans lequel les antennes d'emission et les antennes de reception sont situees a porte de vue - Google Patents
Systeme de transmission d'informations par faisceaux hertziens, dans lequel les antennes d'emission et les antennes de reception sont situees a porte de vueInfo
- Publication number
- BE867555A BE867555A BE188100A BE188100A BE867555A BE 867555 A BE867555 A BE 867555A BE 188100 A BE188100 A BE 188100A BE 188100 A BE188100 A BE 188100A BE 867555 A BE867555 A BE 867555A
- Authority
- BE
- Belgium
- Prior art keywords
- antennas
- hertzians
- sight
- transmission system
- information transmission
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/005—Control of transmission; Equalising
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Circuits Of Receivers In General (AREA)
- Transceivers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2724198A DE2724198C3 (de) | 1977-05-27 | 1977-05-27 | Verfahren zur Optimierung der Betriebseigenschaften einer Richtfunkübertragungsstrecke |
Publications (1)
Publication Number | Publication Date |
---|---|
BE867555A true BE867555A (fr) | 1978-09-18 |
Family
ID=6010128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE188100A BE867555A (fr) | 1977-05-27 | 1978-05-26 | Systeme de transmission d'informations par faisceaux hertziens, dans lequel les antennes d'emission et les antennes de reception sont situees a porte de vue |
Country Status (17)
Country | Link |
---|---|
US (1) | US4223312A (nl) |
AT (1) | AT363127B (nl) |
BE (1) | BE867555A (nl) |
CA (1) | CA1116697A (nl) |
CH (1) | CH634185A5 (nl) |
DE (1) | DE2724198C3 (nl) |
DK (1) | DK151600B (nl) |
FR (1) | FR2392552A1 (nl) |
GB (1) | GB1584493A (nl) |
GR (1) | GR65956B (nl) |
IE (1) | IE46760B1 (nl) |
IT (1) | IT1095918B (nl) |
LU (1) | LU79712A1 (nl) |
NL (1) | NL175775C (nl) |
NO (1) | NO145451C (nl) |
SE (1) | SE7806071L (nl) |
TR (1) | TR20604A (nl) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4349840A (en) * | 1980-11-25 | 1982-09-14 | Rca Corporation | Apparatus for automatically steering an electrically steerable television antenna |
FR2514954A1 (fr) * | 1981-10-19 | 1983-04-22 | Telediffusion Fse | Installation de telecommande du pointage d'une antenne receptrice |
DE3227261A1 (de) * | 1982-07-21 | 1984-01-26 | Siemens AG, 1000 Berlin und 8000 München | Richtfunkuebertragungssystem |
DE3227259C2 (de) * | 1982-07-21 | 1986-04-24 | Siemens AG, 1000 Berlin und 8000 München | Richtfunkstation |
US5095535A (en) * | 1988-07-28 | 1992-03-10 | Motorola, Inc. | High bit rate communication system for overcoming multipath |
DE4017234A1 (de) * | 1990-05-29 | 1991-12-05 | Rohde & Schwarz | System zum aufbau von los-funkverbindungen von mobilen sende/empfangs-stationen zu anderen mobilen oder stationaeren gegenstationen |
FI110645B (fi) * | 1995-06-30 | 2003-02-28 | Nokia Corp | Vastaanottomenetelmä ja tukiasemavastaanotin |
US5960350A (en) * | 1996-12-05 | 1999-09-28 | Motorola, Inc. | Method and system for optimizing a traffic channel in a wireless communications system |
JP3364419B2 (ja) * | 1997-10-29 | 2003-01-08 | 新キャタピラー三菱株式会社 | 遠隔無線操縦システム並びに遠隔操縦装置,移動式中継局及び無線移動式作業機械 |
US6778844B2 (en) * | 2001-01-26 | 2004-08-17 | Dell Products L.P. | System for reducing multipath fade of RF signals in a wireless data application |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE877325C (de) * | 1940-04-04 | 1953-05-21 | Telefunken Gmbh | UEbertragungseinrichtung mit je nach den UEbertragungsverhaeltnissen geaenderter Richtwirkung des Senders |
DE835908C (de) * | 1947-11-22 | 1952-04-07 | Onera (Off Nat Aerospatiale) | Verfahren zur Konstanthaltung des UEbertragungsgrades von Nachrichtenverbindungen mit ultrakurzen Wellen |
US2677822A (en) * | 1947-11-22 | 1954-05-04 | Onera (Off Nat Aerospatiale) | Point-to-point ultrashort wave radio links |
DE846708C (de) * | 1950-12-01 | 1952-08-18 | Siemens Ag | Anordnung zur UEbertragung von Nachrichten ueber Funkricht-verbindungen |
DE1804719B2 (de) * | 1968-10-23 | 1971-07-01 | Verfahren und schaltungsanordnung zurautomatischen beurteilung der eigenschaften eines datenuebertragungs weges mit hilfe eines toleranzschemas | |
US3760420A (en) * | 1969-09-22 | 1973-09-18 | Raytheon Co | Radiation seeker |
US3721959A (en) * | 1971-11-29 | 1973-03-20 | Collins Radio Co | Method and means for detecting error rate of transmitted data |
DE2606760A1 (de) * | 1976-02-19 | 1977-08-25 | Siemens Ag | Richtfunknachrichtenuebertragungssystem, bei dem die sende- und empfangsantennen im bereich der optischen sicht liegen |
US4150379A (en) * | 1977-06-09 | 1979-04-17 | Sperry Rand Corporation | Matched filter target acquisition radiometric system |
-
1977
- 1977-05-27 DE DE2724198A patent/DE2724198C3/de not_active Expired
-
1978
- 1978-05-02 US US05/902,167 patent/US4223312A/en not_active Expired - Lifetime
- 1978-05-02 GB GB17192/78A patent/GB1584493A/en not_active Expired
- 1978-05-03 CH CH479378A patent/CH634185A5/de not_active IP Right Cessation
- 1978-05-22 FR FR7815045A patent/FR2392552A1/fr active Granted
- 1978-05-24 NO NO781814A patent/NO145451C/no unknown
- 1978-05-24 AT AT0377678A patent/AT363127B/de not_active IP Right Cessation
- 1978-05-25 NL NLAANVRAGE7805724,A patent/NL175775C/nl not_active IP Right Cessation
- 1978-05-25 CA CA000304064A patent/CA1116697A/en not_active Expired
- 1978-05-25 LU LU79712A patent/LU79712A1/de unknown
- 1978-05-26 BE BE188100A patent/BE867555A/xx not_active IP Right Cessation
- 1978-05-26 SE SE7806071A patent/SE7806071L/xx unknown
- 1978-05-26 GR GR56343A patent/GR65956B/el unknown
- 1978-05-26 IE IE1053/78A patent/IE46760B1/en unknown
- 1978-05-26 DK DK234778AA patent/DK151600B/da not_active Application Discontinuation
- 1978-05-26 IT IT23864/78A patent/IT1095918B/it active
- 1978-05-26 TR TR20604A patent/TR20604A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
TR20604A (tr) | 1982-01-01 |
NO145451C (no) | 1982-03-24 |
IE46760B1 (en) | 1983-09-07 |
NO781814L (no) | 1978-11-28 |
DK151600B (da) | 1987-12-14 |
SE7806071L (sv) | 1978-11-28 |
IT1095918B (it) | 1985-08-17 |
NO145451B (no) | 1981-12-14 |
DE2724198A1 (de) | 1978-11-30 |
IT7823864A0 (it) | 1978-05-26 |
IE781053L (en) | 1978-11-27 |
NL175775B (nl) | 1984-07-16 |
DE2724198B2 (de) | 1981-02-19 |
DK234778A (da) | 1978-11-28 |
FR2392552A1 (fr) | 1978-12-22 |
NL7805724A (nl) | 1978-11-29 |
LU79712A1 (de) | 1978-11-06 |
CA1116697A (en) | 1982-01-19 |
CH634185A5 (de) | 1983-01-14 |
US4223312A (en) | 1980-09-16 |
AT363127B (de) | 1981-07-10 |
FR2392552B1 (nl) | 1983-05-06 |
GR65956B (nl) | 1981-01-09 |
NL175775C (nl) | 1984-12-17 |
GB1584493A (en) | 1981-02-11 |
DE2724198C3 (de) | 1981-11-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: SIEMENS A.G. Effective date: 19870531 |