Patent · US Expired

Communication apparatus, memory medium and method

US6547620B1 · kind B1 · utility

18Cited by
9References
43Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 16, 1999
Grant dateApr 15, 2003
Priority date
Expiry dateMar 16, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M1/72502
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A communication apparatus that is capable of switching to an external caller apparatus if a ringing signal from the external caller apparatus is received during a telephone communication with another external apparatus. The communication apparatus has a handset and a display panel provided in the handset. A caller information display control device causes caller information regarding the external caller apparatus to be displayed on the display panel if a ringing signal is received from the external caller apparatus during a telephone conversation with the other external apparatus. The communication apparatus further includes an input/output level control device that changes the input and output levels of the handset if the caller information is displayed on the display panel during the telephone conversation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.