WIDE-LANE PSEUDORANGE MEASUREMENTS USING FM SIGNALS
First Claim
Patent Images
1. An apparatus comprising:
- a receiver to receive a wireless stereo frequency-modulation (FM) signal comprising a plurality of spectral signal components including a first tone and one or more frequency bands;
one or more tone generators each to generate a respective second tone based on a respective one of the frequency bands;
a plurality of phase circuits each to measure a phase of a respective one of the first and second tones; and
a difference element to determine a phase difference between two of the phases.
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Abstract
Apparatus having corresponding methods and computer-readable media comprises a receiver to receive a wireless stereo frequency-modulation (FM) signal comprising a plurality of spectral signal components including a first tone and one or more frequency bands; one or more tone generators each to generate a respective second tone based on a respective one of the frequency bands; a plurality of phase circuits each to measure a phase of a respective one of the first and second tones; and a difference element to determine a phase difference between two of the phases.
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Citations
24 Claims
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1. An apparatus comprising:
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a receiver to receive a wireless stereo frequency-modulation (FM) signal comprising a plurality of spectral signal components including a first tone and one or more frequency bands;
one or more tone generators each to generate a respective second tone based on a respective one of the frequency bands;
a plurality of phase circuits each to measure a phase of a respective one of the first and second tones; and
a difference element to determine a phase difference between two of the phases. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An apparatus comprising:
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receiver means for receiving a wireless stereo frequency-modulation (FM) signal comprising a plurality of spectral signal components including a first tone and one or more frequency bands;
one or more tone generator means each for generating a respective second tone based on a respective one of the frequency bands;
plurality of phase circuit means each for measuring a phase of a respective one of the first and second tones; and
difference means for determining a phase difference between two of the phases. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A method comprising:
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receiving a wireless stereo frequency-modulation (FM) signal comprising a plurality of spectral signal components including a first tone and one or more frequency bands;
generating one or more second tones each based on a respective one of the frequency bands;
measuring phases of a plurality of the first and second tones; and
determining a phase difference between two of the phases. - View Dependent Claims (14, 15, 16, 17, 18)
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19. Computer-readable media embodying instructions executable by a computer to perform a method comprising:
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generating one or more second tones each based on a respective frequency bands in a wireless stereo frequency-modulation (FM) signal comprising a plurality of spectral signal components including a first tone and one or more of the frequency bands;
measuring phases of a plurality of the first and second tones; and
determining a phase difference between two of the phases. - View Dependent Claims (20, 21, 22, 23, 24)
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Specification