FI913176A - Adaptiv tunnelsoerjning. - Google Patents

Adaptiv tunnelsoerjning. Download PDF

Info

Publication number
FI913176A
FI913176A FI913176A FI913176A FI913176A FI 913176 A FI913176 A FI 913176A FI 913176 A FI913176 A FI 913176A FI 913176 A FI913176 A FI 913176A FI 913176 A FI913176 A FI 913176A
Authority
FI
Finland
Prior art keywords
tunnelsoerjning
adaptive
adaptive tunnelsoerjning
Prior art date
Application number
FI913176A
Other languages
English (en)
Other versions
FI913176A0 (fi
Inventor
Peter Hans Fischer
Reinhold Leutgeb
Herbert Diemling
Original Assignee
Kapsch 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 Kapsch Ag filed Critical Kapsch Ag
Publication of FI913176A0 publication Critical patent/FI913176A0/fi
Publication of FI913176A publication Critical patent/FI913176A/fi

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
    • H04B7/2603—Arrangements for wireless physical layer control
    • H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/28—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium using the near field of leaky cables, e.g. of leaky coaxial cables

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FI913176A 1990-07-03 1991-06-28 Adaptiv tunnelsoerjning. FI913176A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0141490A AT394797B (de) 1990-07-03 1990-07-03 Adaptive tunnelversorgung

Publications (2)

Publication Number Publication Date
FI913176A0 FI913176A0 (fi) 1991-06-28
FI913176A true FI913176A (fi) 1992-01-04

Family

ID=3513372

Family Applications (1)

Application Number Title Priority Date Filing Date
FI913176A FI913176A (fi) 1990-07-03 1991-06-28 Adaptiv tunnelsoerjning.

Country Status (8)

Country Link
EP (1) EP0465457A3 (fi)
AT (1) AT394797B (fi)
ES (1) ES2028769T1 (fi)
FI (1) FI913176A (fi)
GR (1) GR920300013T1 (fi)
IE (1) IE912140A1 (fi)
MC (1) MC2271A1 (fi)
NO (1) NO178418C (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4335345A1 (de) * 1993-10-16 1995-04-20 Sel Alcatel Ag Funkfeststation und Antennenanordnung zur Funkversorgung eines Tunnels
DE19950882C2 (de) * 1999-10-22 2001-10-18 Motorola Inc Kommunikationssystem für ein Gebiet mit eingeschränkten Empfangsmöglichkeiten
FR2879051B1 (fr) * 2004-12-03 2007-03-16 Tdf Sa Procede de transmission d'un signal de bande fm
GB0614543D0 (en) * 2006-07-21 2006-08-30 Vodafone Plc RF Distribution

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3611139A (en) * 1970-02-25 1971-10-05 Us Navy Orthogonal mixer f{11 {0 f{11 {0 repeater
JPH0656977B2 (ja) * 1986-03-07 1994-07-27 日本電信電話株式会社 無線中継装置
GB8629159D0 (en) * 1986-12-05 1987-01-14 British Telecomm Mobile radio systems
GB8809602D0 (en) * 1988-04-22 1988-05-25 British Telecomm Mobile radio systems

Also Published As

Publication number Publication date
AT394797B (de) 1992-06-25
EP0465457A2 (de) 1992-01-08
FI913176A0 (fi) 1991-06-28
ATA141490A (de) 1991-11-15
ES2028769T1 (es) 1992-07-16
MC2271A1 (fr) 1993-04-26
NO178418B (no) 1995-12-11
IE912140A1 (en) 1992-01-15
NO912335L (no) 1992-01-06
EP0465457A3 (en) 1992-09-16
NO178418C (no) 1996-03-20
GR920300013T1 (en) 1992-08-25
NO912335D0 (no) 1991-06-17

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Legal Events

Date Code Title Description
FD Application lapsed