Patent ID: 8272970

Claim:
A device for tracking a golfer's shot during a round of golf, the device comprising: a housing; a battery having no more than 225 milliamp hours of power; a microprocessor in electrical communication with the battery; a multi-axis accelerometer for determining movement, monitoring movement and communicating the movement to the microprocessor, the multi-axis accelerometer in electrical communication with the microprocessor; a radiofrequency component in electrical communication with the microprocessor, the radiofrequency component transmitting a signal comprising data related to the movement monitored by the multi-axis accelerometer; wherein the device consumes less than 600 nano-amps during a sleep mode, the sleep mode having a time period ranging from 10 seconds to 30 seconds; wherein the microprocessor operates during the sleep mode, a sampling mode, an analysis mode, a monitoring mode and a transmission mode of the device.