Patent ID: 6819922
Filing Date: 2004-11-16
Classification: H04B

Abstract:
A system comprising:a personal digital assistant including a memory defining a database, a microprocessor coupled to the memory, an input/output device coupled to the microprocessor, a wireless modem coupled to the microprocessor, and an output port coupled to the microprocessor, the personal digital assistant being configured to provide data to the output port indicating a predetermined event has occurred in response to occurrence of the predetermined event; and actuator circuitry including a digital to analog converter having a digital input coupled to the output port, having an analog output, and being configured to provide an analog signal in response to the data being applied to the digital input, and the actuator circuitry including a conductor configured to be coupled between a vehicle's horn and the analog output of the digital to analog converter, the actuator circuitry being configured to effect different patterns of honking of the horn for different predetermined events in response to the data being provided to the digital input of the digital to analog converter to distinguish between different types of predetermined events.