Crystal oscillator device, oscillation method and heater
First Claim
1. A crystal oscillator device for simultaneously generating oscillator signals with a plurality of oscillation modes of a crystal unit, comprising:
- a primary resonator unit filtering the oscillator signal with a primary oscillation mode, which is one of the oscillation modes, from the output of the crystal unit;
a secondary resonator unit filtering the oscillation signal, bearing a different resonance frequency from that of the primary resonator unit, with the primary oscillation mode from the output of the crystal unit;
a primary phase synthesis unit, synthesizing the phases of the output signal of the primary resonator unit and the output signal of the secondary resonator unit;
a tertiary resonator unit filtering the oscillator signal with a secondary oscillation mode, which is one of the oscillation modes, from the output of the crystal unit;
a quaternary resonator unit filtering the oscillator signal, bearing a different resonance frequency from that of the tertiary resonator unit, with the secondary oscillation mode from the output of the crystal unit; and
a secondary phase synthesis unit, synthesizing the phases of the output signal of the tertiary resonator unit and the output signal of the quaternary resonator unit,wherein the primary phase synthesis unit and the secondary phase synthesis unit are a differential amplifier.
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Accused Products
Abstract
The crystal oscillator device for simultaneously generating oscillator signals with a plurality of oscillation modes of a crystal unit, comprising: a primary resonator unit filtering the oscillator signal with a primary oscillation mode, which is one of the oscillation modes, from the output of the crystal unit, a secondary resonator unit filtering the oscillation signal, bearing a different resonance frequency from that of the primary resonator unit, with the primary oscillation mode from the output of the crystal unit, a primary phase synthesis unit, synthesizing the phases of the output signal of the primary resonator unit and the output signal of the secondary resonator unit, a tertiary resonator unit, a quaternary resonator unit, and a secondary phase synthesis unit.
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Citations
13 Claims
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1. A crystal oscillator device for simultaneously generating oscillator signals with a plurality of oscillation modes of a crystal unit, comprising:
- a primary resonator unit filtering the oscillator signal with a primary oscillation mode, which is one of the oscillation modes, from the output of the crystal unit;
a secondary resonator unit filtering the oscillation signal, bearing a different resonance frequency from that of the primary resonator unit, with the primary oscillation mode from the output of the crystal unit; a primary phase synthesis unit, synthesizing the phases of the output signal of the primary resonator unit and the output signal of the secondary resonator unit; a tertiary resonator unit filtering the oscillator signal with a secondary oscillation mode, which is one of the oscillation modes, from the output of the crystal unit; a quaternary resonator unit filtering the oscillator signal, bearing a different resonance frequency from that of the tertiary resonator unit, with the secondary oscillation mode from the output of the crystal unit; and a secondary phase synthesis unit, synthesizing the phases of the output signal of the tertiary resonator unit and the output signal of the quaternary resonator unit, wherein the primary phase synthesis unit and the secondary phase synthesis unit are a differential amplifier. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
- a primary resonator unit filtering the oscillator signal with a primary oscillation mode, which is one of the oscillation modes, from the output of the crystal unit;
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12. A crystal oscillator device, for simultaneously generating oscillation signals with a plurality of oscillation modes of a crystal unit, comprising:
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primary resonator means for filtering the oscillation signal with a primary oscillation mode, which is one of the oscillation modes, from the output of the crystal unit; secondary resonator means for filtering the oscillation signal, bearing a different resonant frequency from that of the primary resonator means with the primary oscillation mode from the output of the crystal unit; primary phase synthesis means for synthesizing the phases of the output signal of the primary resonator means and the output signal of the secondary resonator means; tertiary resonator means for filtering the oscillation signal with a secondary oscillation mode, which is one of the oscillation modes, from the output of the crystal unit; quaternary resonator means for filtering the oscillation signal, bearing a different resonant frequency from the tertiary resonator means, with the secondary oscillation mode from the output of the crystal unit; and a secondary phase synthesis means for synthesizing the phases of the output signal of the tertiary resonator means and the output signal of the quaternary resonator means, wherein the primary phase synthesis unit and the secondary phase synthesis unit are a differential amplifier.
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13. A oscillation method in a crystal oscillator device, wherein oscillator signals are generated simultaneously with a plurality of oscillation modes of a crystal unit, comprising:
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passing the output of the crystal unit through resonators with both sides of resonance frequency of a primary oscillation mode frequency, which is one of the oscillation modes, and generating the feedback signal and the oscillator signal of the primary oscillation mode by phase-synthesis of each output signals; and passing the output of the crystal unit through resonators with both sides of resonance frequency of a secondary oscillation mode frequency, which is one of the oscillation modes, and generating the feedback signal and the oscillator signal of the secondary oscillation mode by phase-synthesis of each output signal of the second resonators, wherein the primary phase synthesis unit and the secondary phase synthesis unit are a differential amplifier.
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Specification