초록 ▼

A telephone for mobile application affords hands-free operation when the handset is seated in a cradle and hand-held operation when removed from the cradle. The two modes are automatically sensed by a reed switch in the handset operated by a magnet in the cradle. The back of the handset, which is ac

A telephone for mobile application affords hands-free operation when the handset is seated in a cradle and hand-held operation when removed from the cradle. The two modes are automatically sensed by a reed switch in the handset operated by a magnet in the cradle. The back of the handset, which is accessible when in the cradle, contains a back keypad and a back display, and the front of the handset contains a front keypad and a front display along with a microphone and an earpiece. When the reed switch senses hands-free mode only the back keypad and display are enabled, along with an external speaker and microphone. When hand-held mode is sensed, the front keypad, display and audio functions are enabled.

대표청구항 ▼

A telephone having a base and a handset coupled to the base for alternative use as a hand-held instrument and as a hands-free instrument comprising: a cradle for holding the handset during standby intervals and during hands-free operation; the handset having a back which faces outwardly when the han

A telephone having a base and a handset coupled to the base for alternative use as a hand-held instrument and as a hands-free instrument comprising: a cradle for holding the handset during standby intervals and during hands-free operation; the handset having a back which faces outwardly when the handset is installed on the cradle and a front which faces the cradle; the back of the handset including a back keypad and a back display for hands-free phone operation; the front of the handset including a front keypad and front display for hand-held operation; a proximity switch on the handset and a switch operator on the cradle for operating the switch between a hand-held state and a hands-free state when the handset is removed from and returned to the cradle respectively; and a controller responsive to the switch and coupled to the back and front keypads for enabling only the back keypad and back display when the switch is in the hands-free state and enabling only the front keypad and front display when the switch is in the hand-held state.