MC2271A1 - ADAPTIVE TUNNEL FEEDING - Google Patents

ADAPTIVE TUNNEL FEEDING

Info

Publication number
MC2271A1
MC2271A1 MC912198A MC2198A MC2271A1 MC 2271 A1 MC2271 A1 MC 2271A1 MC 912198 A MC912198 A MC 912198A MC 2198 A MC2198 A MC 2198A MC 2271 A1 MC2271 A1 MC 2271A1
Authority
MC
Monaco
Prior art keywords
tunnel feeding
adaptive tunnel
adaptive
feeding
tunnel
Prior art date
Application number
MC912198A
Other languages
French (fr)
Inventor
Hans Fischer Peter
Leutgeb Reinhold
Diemling Herbert
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 MC2271A1 publication Critical patent/MC2271A1/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
    • 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)
MC912198A 1990-07-03 1991-06-27 ADAPTIVE TUNNEL FEEDING MC2271A1 (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 (1)

Publication Number Publication Date
MC2271A1 true MC2271A1 (en) 1993-04-26

Family

ID=3513372

Family Applications (1)

Application Number Title Priority Date Filing Date
MC912198A MC2271A1 (en) 1990-07-03 1991-06-27 ADAPTIVE TUNNEL FEEDING

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
NO178418C (en) 1996-03-20
FI913176A (en) 1992-01-04
ES2028769T1 (en) 1992-07-16
AT394797B (en) 1992-06-25
IE912140A1 (en) 1992-01-15
FI913176A0 (en) 1991-06-28
NO912335L (en) 1992-01-06
ATA141490A (en) 1991-11-15
NO178418B (en) 1995-12-11
GR920300013T1 (en) 1992-08-25
NO912335D0 (en) 1991-06-17
EP0465457A2 (en) 1992-01-08
EP0465457A3 (en) 1992-09-16

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