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 vue

Info

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
Application number
BE188100A
Other languages
English (en)
French (fr)
Original Assignee
Siemens Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of BE867555A publication Critical patent/BE867555A/xx

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)
BE188100A 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 BE867555A (fr)

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 (no)
AT (1) AT363127B (no)
BE (1) BE867555A (no)
CA (1) CA1116697A (no)
CH (1) CH634185A5 (no)
DE (1) DE2724198C3 (no)
DK (1) DK151600B (no)
FR (1) FR2392552A1 (no)
GB (1) GB1584493A (no)
GR (1) GR65956B (no)
IE (1) IE46760B1 (no)
IT (1) IT1095918B (no)
LU (1) LU79712A1 (no)
NL (1) NL175775C (no)
NO (1) NO145451C (no)
SE (1) SE7806071L (no)
TR (1) TR20604A (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
IE781053L (en) 1978-11-27
FR2392552B1 (no) 1983-05-06
GR65956B (no) 1981-01-09
IT7823864A0 (it) 1978-05-26
NL175775B (nl) 1984-07-16
DK234778A (da) 1978-11-28
DE2724198B2 (de) 1981-02-19
NO145451C (no) 1982-03-24
FR2392552A1 (fr) 1978-12-22
NL7805724A (nl) 1978-11-29
TR20604A (tr) 1982-01-01
IT1095918B (it) 1985-08-17
NO145451B (no) 1981-12-14
US4223312A (en) 1980-09-16
IE46760B1 (en) 1983-09-07
NO781814L (no) 1978-11-28
AT363127B (de) 1981-07-10
DE2724198C3 (de) 1981-11-26
GB1584493A (en) 1981-02-11
DK151600B (da) 1987-12-14
CA1116697A (en) 1982-01-19
CH634185A5 (de) 1983-01-14
LU79712A1 (de) 1978-11-06
DE2724198A1 (de) 1978-11-30
SE7806071L (sv) 1978-11-28
NL175775C (nl) 1984-12-17

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SIEMENS A.G.

Effective date: 19870531