LOW POWER TELECOMMUNICATION CONTROLLER FOR A HOST COMPUTER SERVER

摘要

The low power bar code reader device (100) includes a telephone line interface (110), a microprocessor (114) coupled to the telephone line interface (110), a low power timer circuit (113), a bar code reader (117), and a communications transceiver element (115). In addition, the low power bar code reader device (100) includes a low power display (128), a key pad (127), a mixer (111), an amplifier (112), a microphone (129), a speaker (130), a modem (107), and a DTMF tone generator (108). The low power bar code reader device (100) is hand-held and controls bidirectional real time telecommunications with a host server over a telecommunications pathway. The low power bar code reader device (100) has a low power sleep mode.