DETERMINATION OF ANTENNA NOISE TEMPERATURE FOR HANDHELD WIRELESS DEVICES
2 Assignments
0 Petitions
Accused Products
Abstract
Antenna noise temperature is determined for a handheld wireless communication device which typically includes a radio, e.g. having a wireless transceiver and associated circuitry connected thereto, and an antenna connected to the radio. The method includes measuring an antenna thermal noise component, measuring a radio noise component, measuring an environmental background noise component, and determining the antenna noise temperature based upon the measured antenna thermal noise, radio noise, and environmental background noise components. The method may include measuring antenna efficiency, and determining further includes weighting at least one of the measured antenna thermal noise, radio noise and environmental background noise components based upon the measured antenna efficiency.
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Citations
40 Claims
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1-20. -20. (canceled)
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21. A method of determining a receive sensitivity for a wireless communication device comprising radio circuitry on a circuit board and an antenna coupled to the radio circuitry, the method comprising:
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determining an antenna noise temperature based upon an antenna thermal noise component, a radio noise component, and an environmental background noise component; determining an antenna gain pattern for the antenna; and determining the receive sensitivity for the wireless communication device based upon the antenna noise temperature and the antenna gain pattern. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30)
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31. A method of determining a receive sensitivity for a wireless communication device comprising radio circuitry on a circuit board and an antenna coupled to the radio circuitry, the method comprising:
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determining an antenna noise temperature and an antenna gain pattern independently from one another; and determining the receive sensitivity for the wireless communication device based upon the antenna noise temperature and the antenna gain pattern. - View Dependent Claims (32, 33, 34, 35, 36)
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37. A method of determining a receive sensitivity for a wireless communication device comprising radio circuitry on a circuit board and an antenna coupled to the radio circuitry, the method comprising:
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determining an antenna noise temperature based upon weighting at least one of an antenna thermal noise component, a radio noise component, and an environmental background noise component; determining an antenna gain pattern independently of determining the antenna noise temperature; and determining the receive sensitivity for the wireless communication device based upon the antenna noise temperature and the antenna gain pattern. - View Dependent Claims (38, 39, 40)
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Specification