NO912335L - ADAPTIVE TUNNEL SUPPLY. - Google Patents

ADAPTIVE TUNNEL SUPPLY.

Info

Publication number
NO912335L
NO912335L NO91912335A NO912335A NO912335L NO 912335 L NO912335 L NO 912335L NO 91912335 A NO91912335 A NO 91912335A NO 912335 A NO912335 A NO 912335A NO 912335 L NO912335 L NO 912335L
Authority
NO
Norway
Prior art keywords
tunnel supply
adaptive tunnel
adaptive
supply
tunnel
Prior art date
Application number
NO91912335A
Other languages
Norwegian (no)
Other versions
NO912335D0 (en
NO178418C (en
NO178418B (en
Inventor
Peter Hans Fischer
Reihold 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 NO912335D0 publication Critical patent/NO912335D0/en
Publication of NO912335L publication Critical patent/NO912335L/en
Publication of NO178418B publication Critical patent/NO178418B/en
Publication of NO178418C publication Critical patent/NO178418C/en

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
    • H04B5/28—

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
NO912335A 1990-07-03 1991-06-17 Adaptive tunnel supply NO178418C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0141490A AT394797B (en) 1990-07-03 1990-07-03 ADAPTIVE TUNNEL SUPPLY

Publications (4)

Publication Number Publication Date
NO912335D0 NO912335D0 (en) 1991-06-17
NO912335L true NO912335L (en) 1992-01-06
NO178418B NO178418B (en) 1995-12-11
NO178418C NO178418C (en) 1996-03-20

Family

ID=3513372

Family Applications (1)

Application Number Title Priority Date Filing Date
NO912335A NO178418C (en) 1990-07-03 1991-06-17 Adaptive tunnel supply

Country Status (8)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4335345A1 (en) * 1993-10-16 1995-04-20 Sel Alcatel Ag Mobile base station and antenna arrangement to provide radio coverage for a tunnel
DE19950882C2 (en) * 1999-10-22 2001-10-18 Motorola Inc Communication system for an area with limited reception possibilities
FR2879051B1 (en) * 2004-12-03 2007-03-16 Tdf Sa METHOD FOR TRANSMITTING A FM BAND SIGNAL
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 (en) * 1986-03-07 1994-07-27 日本電信電話株式会社 Wireless repeater
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
EP0465457A2 (en) 1992-01-08
EP0465457A3 (en) 1992-09-16
ES2028769T1 (en) 1992-07-16
IE912140A1 (en) 1992-01-15
FI913176A0 (en) 1991-06-28
FI913176A (en) 1992-01-04
ATA141490A (en) 1991-11-15
NO912335D0 (en) 1991-06-17
NO178418C (en) 1996-03-20
NO178418B (en) 1995-12-11
MC2271A1 (en) 1993-04-26
AT394797B (en) 1992-06-25
GR920300013T1 (en) 1992-08-25

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