FI77553C - Radiotelefonanläggning. - Google Patents

Radiotelefonanläggning. Download PDF

Info

Publication number
FI77553C
FI77553C FI831316A FI831316A FI77553C FI 77553 C FI77553 C FI 77553C FI 831316 A FI831316 A FI 831316A FI 831316 A FI831316 A FI 831316A FI 77553 C FI77553 C FI 77553C
Authority
FI
Finland
Prior art keywords
frequency
transmitters
centers
telephone system
radio telephone
Prior art date
Application number
FI831316A
Other languages
English (en)
Finnish (fi)
Other versions
FI831316L (fi
FI831316A0 (fi
FI77553B (fi
Inventor
Harry Koch
Jochen Drake
Original Assignee
Ant Nachrichtentech
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 Ant Nachrichtentech filed Critical Ant Nachrichtentech
Publication of FI831316A0 publication Critical patent/FI831316A0/fi
Publication of FI831316L publication Critical patent/FI831316L/fi
Publication of FI77553B publication Critical patent/FI77553B/fi
Application granted granted Critical
Publication of FI77553C publication Critical patent/FI77553C/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/10—User notification, e.g. alerting and paging, for incoming communication, change of service or the like using simulcast notification
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/12—Inter-network notification

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Claims (4)

1. Radiotelefonanläggning med följande kännetecken: en med frekvensnormal försedd central <2> är anordnad för ut-sändning av radiosamtal over flera under centralen hörande ortsfasta, inom distributionsomrädet (6) fördelade sändare (7-13) tili mobila radiosamtalsmottagare, varvid varje tvi intilliggande distributionsomräden överlappar varandra vid kanterna, distributionsomrädets (6) sändare (7-13) är anordnade att fungera i synkron drift med lika vigor och att väsentligen samtidigt sända sinsemellan lika anropssignaler med anledning av löptidskompenserade modulationssignaler frän centralen <2), det f inns symkronsignalförbindelser tili sändarnas respektive synkroniseringsanordning, kännetecknad av att det anordnats flera centraler (1-5) med respektive tillhöran-de distributioneomräde (6), i dessa centraler (1-5) har det anordnats en respektive hög-stabil frekvensnormal, de intill varandra liggande distributionsomrädena fungerar i kvasisynkron drift med lika vigor, centralerna (1-5) erhiller de för väsentligen samtidig ut-sändning genom sändaren (7-13) anordnade modulationssignaler-na frin en huvudcentral (14).
2. Radiotelefonanläggning enligt patentkravet 1, kännetecknad av att de frin huvudcentralen (14) tili centralerna (1-5) ledande synkronsignalförbindelserna för efter-synkronisering bildas tillfälligt vid behov, t.ex. dagligen eller minatligen.
FI831316A 1982-04-20 1983-04-19 Radiotelefonanläggning. FI77553C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19823215292 DE3215292A1 (de) 1982-04-20 1982-04-20 Funkrufanlage
DE3215292 1982-04-20

Publications (4)

Publication Number Publication Date
FI831316A0 FI831316A0 (fi) 1983-04-19
FI831316L FI831316L (fi) 1983-10-21
FI77553B FI77553B (fi) 1988-11-30
FI77553C true FI77553C (sv) 1989-03-10

Family

ID=6161815

Family Applications (1)

Application Number Title Priority Date Filing Date
FI831316A FI77553C (sv) 1982-04-20 1983-04-19 Radiotelefonanläggning.

Country Status (8)

Country Link
DE (1) DE3215292A1 (sv)
DK (1) DK160031C (sv)
ES (1) ES521575A0 (sv)
FI (1) FI77553C (sv)
GB (1) GB2120049B (sv)
NL (1) NL8301371A (sv)
NO (1) NO160957C (sv)
PT (1) PT76560B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3321997A1 (de) * 1982-12-03 1984-06-14 ANT Nachrichtentechnik GmbH, 7150 Backnang Funksystem
GB2183969B (en) * 1985-11-28 1989-10-04 Stc Plc Network equalisation
US6934558B1 (en) 1993-12-15 2005-08-23 Mlr, Llc Adaptive omni-modal radio apparatus and methods
US5761621A (en) 1993-12-15 1998-06-02 Spectrum Information Technologies, Inc. Apparatus and methods for networking omni-modal radio devices
WO2001072015A1 (en) 2000-03-21 2001-09-27 Leedom Charles M Jr A tiered wireless, multi-modal access system and method
DE10301556B4 (de) * 2003-01-16 2012-03-01 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Verfahren zur Gleichwellenübertragung und Gleichwellenfunksystem oder drahtgebundenes Gleichwellenübertragungssystem mit räumlich verteilt angeordneten Gleichwellensendern

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1230471B (de) * 1956-02-02 1966-12-15 Siemens Ag FM-Nachrichtenuebertragungssystem unter Verwendung gleichmodulierter Sender, die im gleichen Funkkanal liegende Traegerfrequenzen benutzen
DE1591556A1 (de) * 1967-09-28 1970-10-08 Siemens Ag Mehrere ortsfeste Sendestellen und ortsbewegliche Empfangsstellen umfassendes Funknetz
US3836726A (en) * 1971-10-25 1974-09-17 Martin Marietta Corp Data transmission method and apparatus
DE2802075C3 (de) * 1978-01-18 1980-11-13 Compur-Electronic Gmbh, 8000 Muenchen Verfahren zur Sicherung und Überwachung, insbesondere zur Personensicherung und -überwachung, sowie Anordnung zur Durchführung des Verfahrens
DE3012231C2 (de) * 1980-03-28 1987-09-10 Siemens AG, 1000 Berlin und 8000 München Mobiles Funknetz auf Landesebene

Also Published As

Publication number Publication date
NO160957B (no) 1989-03-06
DE3215292A1 (de) 1984-02-02
PT76560A (de) 1983-05-01
FI831316L (fi) 1983-10-21
PT76560B (de) 1985-12-16
FI831316A0 (fi) 1983-04-19
GB8310068D0 (en) 1983-05-18
NO831378L (no) 1983-10-21
NL8301371A (nl) 1983-11-16
GB2120049B (en) 1985-10-30
FI77553B (fi) 1988-11-30
ES8402487A1 (es) 1984-01-16
DK171483A (da) 1983-10-21
DK171483D0 (da) 1983-04-19
DK160031B (da) 1991-01-14
DK160031C (da) 1991-06-03
GB2120049A (en) 1983-11-23
NO160957C (no) 1989-06-14
ES521575A0 (es) 1984-01-16
DE3215292C2 (sv) 1987-07-30

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Legal Events

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MM Patent lapsed
MM Patent lapsed

Owner name: ANT NACHRICHTENTECHNIK GMBH