Patent ID: 7031667

Claim:
A portable telephone functioning in a communicative mode in which said portable telephone drives a radio unit provided therefore to be in communication with other portable telephones or with fixed telephones through a telephone network, or in a noncommunicative mode in which said portable telephone functions for purposes unrelated to its communication function, comprising: a means for interchanging said communicative mode with said noncommunicative mode in accordance with an operation of a user for selecting functional modes of said portable telephone, a functioning mode-indicator for indicating that said portable telephone is functioning in said noncommunicative mode by lighting a lamp, and for indicating a reception of a radio wave, a controlling means which stops said radio unit from functioning and lights said lamp of said functioning mode indicator, and wherein said functioning mode-indicator is situated close by an antenna or on a top of a cabinet of the portable telephone to indicate to persons other than said user whether the portable telephone is in either a communicative or a noncommunitative mode.