JPS4814849B1 - - Google Patents

Info

Publication number
JPS4814849B1
JPS4814849B1 JP43018089A JP1808968A JPS4814849B1 JP S4814849 B1 JPS4814849 B1 JP S4814849B1 JP 43018089 A JP43018089 A JP 43018089A JP 1808968 A JP1808968 A JP 1808968A JP S4814849 B1 JPS4814849 B1 JP S4814849B1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP43018089A
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 filed Critical
Priority to JP43018089A priority Critical patent/JPS4814849B1/ja
Priority to DE1912791A priority patent/DE1912791C3/de
Priority to US808277A priority patent/US3588700A/en
Priority to GB04227/69A priority patent/GB1223782A/en
Publication of JPS4814849B1 publication Critical patent/JPS4814849B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/10—Intermediate station arrangements, e.g. for branching, for tapping-off
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
JP43018089A 1968-03-20 1968-03-20 Pending JPS4814849B1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP43018089A JPS4814849B1 (ja) 1968-03-20 1968-03-20
DE1912791A DE1912791C3 (de) 1968-03-20 1969-03-13 Langstrecke nrichtf unkanlage
US808277A US3588700A (en) 1968-03-20 1969-03-18 Failure compensating drop channel microwave radio relay system
GB04227/69A GB1223782A (en) 1968-03-20 1969-03-18 Microwave telecommunication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43018089A JPS4814849B1 (ja) 1968-03-20 1968-03-20

Publications (1)

Publication Number Publication Date
JPS4814849B1 true JPS4814849B1 (ja) 1973-05-10

Family

ID=11961900

Family Applications (1)

Application Number Title Priority Date Filing Date
JP43018089A Pending JPS4814849B1 (ja) 1968-03-20 1968-03-20

Country Status (4)

Country Link
US (1) US3588700A (ja)
JP (1) JPS4814849B1 (ja)
DE (1) DE1912791C3 (ja)
GB (1) GB1223782A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5198857U (ja) * 1975-02-07 1976-08-07
JPS5272953U (ja) * 1975-10-16 1977-05-31
JPS5529389Y2 (ja) * 1975-10-16 1980-07-12

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4236250A (en) * 1979-05-21 1980-11-25 Rockwell International Corporation Multiline switch
US4242756A (en) * 1979-05-21 1980-12-30 Rockwell International Corporation Multiline switching protection apparatus
US4598399A (en) * 1984-11-20 1986-07-01 Rockwell International Corporation Multichannel multisite signal protection channel switching apparatus
JPS627226A (ja) * 1985-07-04 1987-01-14 Nec Corp 共通予備切替方式

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5198857U (ja) * 1975-02-07 1976-08-07
JPS5272953U (ja) * 1975-10-16 1977-05-31
JPS5529389Y2 (ja) * 1975-10-16 1980-07-12

Also Published As

Publication number Publication date
US3588700A (en) 1971-06-28
DE1912791B2 (de) 1974-12-05
DE1912791C3 (de) 1975-07-24
DE1912791A1 (de) 1970-09-10
GB1223782A (en) 1971-03-03

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