Incoming-call number notification apparatus, exchange, incoming-call number notification system, and computer readable medium
US10397409B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2017 |
| Grant date | Aug 27, 2019 |
| Priority date | — |
| Expiry date | Jun 12, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2203/2077
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An object is to provide an incoming-call number notification apparatus capable of notifying a user of the number of incoming calls at the present moment by using simpler equipment. An incoming-call number notification apparatus according to the present invention includes a control unit (14, 15) configured to, when there is an incoming call to a plurality of telephones (20) accommodated in an exchange (10), determine a display color according to the number of incoming calls at the present moment, and instruct the plurality of telephones to blink or light up an incoming-call lamp of its own telephone in the determined display color (20).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.