Combined tire pressure monitoring and keyless entry receiver
First Claim
Patent Images
1. A receiver assembly for receiving signals from different devices with differing signal formats comprising;
- an amplitude shift keyed made for receiving an amplitude shifted keyed signal; and
a frequency shift keyed mode to receive a shift keyed signal, said amplitude shift keyed mode engaged to receive signals in a default condition, said frequency shift keyed mode engaged to receive signals in response to a wake up pattern.
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Abstract
A receiver assembly (16) includes an amplitude shift keyed mode (52) and a frequency shift keyed mode (58) selectively engagable to receive radio frequency transmissions from the tire monitoring system (26) and a remote keyless entry system (20) and switches between modes in response to receipt of a wake up pattern.
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Citations
22 Claims
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1. A receiver assembly for receiving signals from different devices with differing signal formats comprising;
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an amplitude shift keyed made for receiving an amplitude shifted keyed signal; and
a frequency shift keyed mode to receive a shift keyed signal, said amplitude shift keyed mode engaged to receive signals in a default condition, said frequency shift keyed mode engaged to receive signals in response to a wake up pattern. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method of receiving signals of different formats from different systems comprising the steps of;
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a. receiving a first signal in an amplitude shift keyed mode;
b. receiving a second signal in a frequency shift keyed mode, said second signal differing from said first signal and including a wake up pattern; and
c. switching between said first and second modes in response to receipt of said wake up pattern. - View Dependent Claims (14, 16, 17)
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15. A method of receiving signals of different formats from different systems comprising the steps of:
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a) receiving a first signal in an amplitude shift keyed mode;
b) receiving a second signal in a frequency shift keyed mode, said second signal differing from said first signal and including an amplitude shift keyed wake up pattern; and
c) switching between said amplitude shift keyed mode and said frequency shift keyed mode in response to receipt of said wake up pattern, said amplitude shift keyed wake up pattern alerting the receiver assembly to switch to said frequency shift keyed mode for receipt of a subsequent frequency shift keyed signal.
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18. A receiver assembly for receiving signals from different devices with differing signal formats comprising:
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an amplitude shift keyed mode for receiving an amplitude shift keyed signal; and
a frequency shift keyed mode to receive a frequency shift keyed signal, wherein said amplitude shift keyed mode is engaged to receive signals in a default condition, and said frequency shift keyed mode is engaged to receive signals in response to an amplitude shift keyed wake up pattern. - View Dependent Claims (19, 20, 21, 22)
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Specification