发明名称 |
Improvements in or relating to telephone exchanges. |
摘要 |
<p>The availability of service in a telephone exchange is evaluated by a technique which includes monitoring for each call type over a period oftimethe level of usage of the items of equipment required forthat call type and evaluating using the monitored data the probability of each particular item not being able to provide a service when required. The probability figures of the call types can be combined to give an index figure indicative of the availability of service of the exchange.</p> |
申请公布号 |
EP0018834(A1) |
申请公布日期 |
1980.11.12 |
申请号 |
EP19800301437 |
申请日期 |
1980.05.01 |
申请人 |
THE POST OFFICE |
发明人 |
GARWOOD, GERALD JAMES;SWENSON, EVELYN MAIME |
分类号 |
H04M3/36;(IPC1-7):04M3/36 |
主分类号 |
H04M3/36 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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