AT306798B - Device for alarm feedback - Google Patents

Device for alarm feedback

Info

Publication number
AT306798B
AT306798B AT855870A AT855870A AT306798B AT 306798 B AT306798 B AT 306798B AT 855870 A AT855870 A AT 855870A AT 855870 A AT855870 A AT 855870A AT 306798 B AT306798 B AT 306798B
Authority
AT
Austria
Prior art keywords
alarm feedback
alarm
feedback
Prior art date
Application number
AT855870A
Other languages
German (de)
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT306798B publication Critical patent/AT306798B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/16—Monitoring arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/544—Setting up communications; Call and signalling arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5458—Monitor sensor; Alarm systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5491—Systems for power line communications using filtering and bypassing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5495—Systems for power line communications having measurements and testing channel
AT855870A 1969-09-29 1970-09-22 Device for alarm feedback AT306798B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691949134 DE1949134B2 (en) 1969-09-29 1969-09-29 DEVICE FOR ALARM RETURN FOR CARRIER FREQUENCY TO DIRECTIONAL TRANSMISSION SYSTEMS

Publications (1)

Publication Number Publication Date
AT306798B true AT306798B (en) 1973-04-25

Family

ID=5746814

Family Applications (1)

Application Number Title Priority Date Filing Date
AT855870A AT306798B (en) 1969-09-29 1970-09-22 Device for alarm feedback

Country Status (8)

Country Link
JP (1) JPS5113532B1 (en)
AT (1) AT306798B (en)
CH (1) CH523634A (en)
DE (1) DE1949134B2 (en)
FR (1) FR2062661A5 (en)
GB (1) GB1310987A (en)
NL (1) NL155421B (en)
SE (1) SE353995B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5396189U (en) * 1977-01-07 1978-08-04
GB2149238B (en) * 1983-10-29 1987-10-07 Electric Shepherd Products Lim Control apparatus for an electrical fence

Also Published As

Publication number Publication date
GB1310987A (en) 1973-03-21
SE353995B (en) 1973-02-19
DE1949134A1 (en) 1971-04-01
NL155421B (en) 1977-12-15
CH523634A (en) 1972-05-31
NL7014257A (en) 1971-03-31
FR2062661A5 (en) 1971-06-25
DE1949134B2 (en) 1971-04-01
JPS5113532B1 (en) 1976-04-30

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee