# US 2014/0152392 A1 · Oscillator, electronic apparatus, and moving object

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- Number: US 2014/0152392 A1
- Document ID: US20140152392A1
- Status: Published application
- Kind: A1
- Application number: 14/090,233
- Filed: 2013-11-26
- Published: 2014-06-05
- Earliest claimed: 2012-11-30
- Assignees: Seiko Epson Corporation
- Applicants: Seiko Epson Corporation
- Inventors: Takuya Owaki; Hideyuki Kanno
- Web page: https://patentgrep.com/patent/US20140152392A1

## CPC

- H03L 1/02: against variations of temperature only
- H03B 5/32: being a piezoelectric resonator (selection of piezoelectric material H10N30/00)
- H03H 9/10: Mounting in enclosures {(constructional combinations of enclosure with electromechanical and other electronic elements H03H9/0538)}
- H03B 1/02: Structural details of power oscillators, e.g. for heating {(construction of transmitters H04B; features of generators for heating by electromagnetic fields H05B6/00)}
- H03L: AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES (generation of oscillations H03B)
- H03B: GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS (generators adapted for electrophonic musical instruments G10H; masers or lasers H01S; generation of oscillations in plasma H05H)
- H03H: IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS (waveguides, resonators, lines or other devices of the waveguide type H01P)

## Abstract

A temperature-compensated piezoelectric oscillator as an oscillator includes a piezoelectric resonator incorporating a resonator element, an electronic component (IC) as a circuit element having a function of driving the resonator element and a thermosensor, and a wiring board provided with a conductor film, and the piezoelectric resonator element and the electronic component (IC) are disposed side by side in an area where the conductor film is disposed.

## Claims

### Claim 1

An oscillator comprising:
a resonator element encapsulated in a first container;
a circuit element including a function of driving at least the resonator element, and a thermosensor; and
a wiring board provided with a conductor film,
wherein the first container and the circuit element are disposed side by side in an area where the conductor film is disposed in a plan view.

### Claim 2 (depends on 1)

The oscillator according to claim 1, wherein
the first container has at least one surface formed of metal, and
the one surface and the conductor film are opposed to each other.

### Claim 3 (depends on 1)

The oscillator according to claim 1, wherein
the first container and the conductor film are bonded to each other via a bonding member having electrical conductivity.

### Claim 4 (depends on 2)

The oscillator according to claim 2, wherein
the first container and the conductor film are bonded to each other via a bonding member having electrical conductivity.

### Claim 5 (depends on 1)

The oscillator according to claim 1, wherein
the first container has an external connection terminal on a surface viewed from a direction of a surface of the wiring board on which the first container is disposed, the external connection terminal being electrically connected to the resonator element,
the circuit element has a terminal electrode on a surface viewed from the direction of the surface of the wiring board on which the first container is disposed, and
the external connection terminal and the terminal electrode are electrically connected to each other.

### Claim 6 (depends on 2)

The oscillator according to claim 2, wherein
the first container has an external connection terminal on a surface viewed from a direction of a surface of the wiring board on which the first container is disposed, the external connection terminal being electrically connected to the resonator element,
the circuit element has a terminal electrode on a surface viewed from the direction of the surface of the wiring board on which the first container is disposed, and
the external connection terminal and the terminal electrode are electrically connected to each other.

### Claim 7 (depends on 3)

The oscillator according to claim 3, wherein
the first container has an external connection terminal on a surface viewed from a direction of a surface of the wiring board on which the first container is disposed, the external connection terminal being electrically connected to the resonator element,
the circuit element has a terminal electrode on a surface viewed from the direction of the surface of the wiring board on which the first container is disposed, and
the external connection terminal and the terminal electrode are electrically connected to each other.

### Claim 8 (depends on 4)

The oscillator according to claim 4, wherein
the first container has an external connection terminal on a surface viewed from a direction of a surface of the wiring board on which the first container is disposed, the external connection terminal being electrically connected to the resonator element,
the circuit element has a terminal electrode on a surface viewed from the direction of the surface of the wiring board on which the first container is disposed, and
the external connection terminal and the terminal electrode are electrically connected to each other.

### Claim 9 (depends on 1)

An electronic apparatus comprising:
the oscillator according to claim 1.

### Claim 10 (depends on 2)

An electronic apparatus comprising:
the oscillator according to claim 2.

### Claim 11 (depends on 3)

An electronic apparatus comprising:
the oscillator according to claim 3.

### Claim 12 (depends on 1)

A moving object comprising:
the oscillator according to claim 1.

### Claim 13 (depends on 2)

A moving object comprising:
the oscillator according to claim 2.

### Claim 14 (depends on 3)

A moving object comprising:
the oscillator according to claim 3.
