Oscillator Packaging With a Common Container Across PLL Variants

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Solution Overview

Problem

Existing methods for manufacturing oscillators with different output frequencies are inefficient and costly, particularly in terms of design flexibility and production costs, as they often require multiple types of containers and complex circuit configurations.

Innovation Solution

The method involves housing a first resonator and integrated circuit device without a PLL circuit in a common type of container to produce a first oscillator, and a second resonator and integrated circuit device with a PLL circuit in another container of the same type to produce a second oscillator, allowing for efficient manufacturing of multiple types of oscillators with varying functions while sharing common container designs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple types of containers are used to manufacture oscillators with different functions, then the oscillators can be differentiated by container type, but the manufacturing cost and development time increase

Engineering Contradiction:
Improveoscillator function differentiationVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent applies universality by using a single common container type for manufacturing multiple oscillator types with different functions. The container is designed to accommodate both simple oscillation circuits and complex PLL circuits, eliminating the need for multiple container variants. This is achieved through standardized container dimensions and mounting configurations that can house various circuit configurations.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent uses parameter changes by varying the circuit configuration within the same container type. By changing the integrated circuit device configuration (presence or absence of PLL circuit) while keeping the container identical, different oscillator functions are achieved without modifying the container design, thereby reducing manufacturing complexity and cost.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If multiple types of containers are used for different oscillator functions, then each oscillator can be optimized for its function, but the design complexity and development time increase

Engineering Contradiction:
Improveoscillator function differentiationVSAvoidcontainer design complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The container is designed as a universal platform that can accommodate multiple oscillator configurations. The standardized design includes generic mounting structures, connection terminals, and internal spacing that work for both simple oscillation circuits and complex PLL circuits, eliminating the need for function-specific container designs.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent segments the oscillator functionality into the integrated circuit device rather than the container. The container provides only the housing and basic mounting functions, while the circuit configuration (oscillation circuit with or without PLL) is segmented into separate integrated circuit devices that fit within the universal container.

Inventive Principle:
Principle #1Segmentation

3Reliability

If different container designs are used for oscillators with and without PLL circuits, then each oscillator type can be optimized, but the production efficiency decreases

Engineering Contradiction:
Improveoscillator performance optimizationVSAvoidmanufacturing efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The universal container design enables streamlined manufacturing processes by eliminating the need for different assembly procedures for different container types. The same mounting, sealing, and testing processes can be applied to all oscillators regardless of whether they contain simple or complex circuits, thereby improving production efficiency.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent merges the manufacturing process for different oscillator types into a single unified process by using the same container. This allows batch production, shared tooling, and standardized quality control procedures, all of which improve manufacturing efficiency compared to producing different oscillator types in separate production lines.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11949380B2Method of manufacturing oscillator and oscillator
Publication Date: 2024.04.02 SEIKO EPSON CORP
  • US11949380B2 patent drawing
  • US11949380B2 patent drawing
  • US11949380B2 patent drawing

AI summary

A method of manufacturing an oscillator including housing a first resonator and a first integrated circuit device configured to oscillate the first resonator in a first container to manufacture the first oscillator, and housing a second resonator and a second integrated circuit device configured to oscillate the second resonator in a second container to manufacture the second oscillator, wherein the first integrated circuit device includes a first oscillation circuit configured to oscillate the first resonator to output a first oscillation signal, and no PLL circuit, the second integrated circuit device includes a second oscillation circuit configured to oscillate the second resonator to output a second oscillation signal, and a PLL circuit to which the second oscillation signal is input, and which is configured to output a third oscillation signal, and the first container and the second container are containers same in type.