JPH0449757Y2 - - Google Patents

Info

Publication number

JPH0449757Y2

JPH0449757Y2 JP1986107890U JP10789086U JPH0449757Y2 JP H0449757 Y2 JPH0449757 Y2 JP H0449757Y2 JP 1986107890 U JP1986107890 U JP 1986107890U JP 10789086 U JP10789086 U JP 10789086U JP H0449757 Y2 JPH0449757 Y2 JP H0449757Y2

Authority

JP

Japan

Prior art keywords

signal

building

line

transmitter

alarm

Prior art date

1986-07-14

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.)

Expired

Links

• Espacenet
• Global Dossier
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• 239000003990 capacitor Substances 0.000 claims description 18
• 230000008878 coupling Effects 0.000 claims description 13
• 238000010168 coupling process Methods 0.000 claims description 13
• 238000005859 coupling reaction Methods 0.000 claims description 13
• 238000004891 communication Methods 0.000 claims description 8
• 238000012544 monitoring process Methods 0.000 claims description 3
• 238000012423 maintenance Methods 0.000 description 11
• 238000010586 diagram Methods 0.000 description 9
• 239000013078 crystal Substances 0.000 description 5
• 230000010355 oscillation Effects 0.000 description 5
• 238000012806 monitoring device Methods 0.000 description 4
• 230000005856 abnormality Effects 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 230000005284 excitation Effects 0.000 description 2
• 230000001939 inductive effect Effects 0.000 description 2
• 230000003321 amplification Effects 0.000 description 1
• 239000000919 ceramic Substances 0.000 description 1
• 238000010276 construction Methods 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 238000001514 detection method Methods 0.000 description 1
• 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
• 238000003199 nucleic acid amplification method Methods 0.000 description 1