Memory Card Slot With Flexible Circuit Temperature Sensing

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Solution Overview

Problem

Existing temperature sensors in memory card slots are prone to damage and malfunction due to frequent friction and collision, and maintaining close proximity for accurate monitoring is challenging, leading to inaccurate data and high costs.

Innovation Solution

A slot device with a flexible circuit board and sensor assembly that deforms to maintain close contact with the memory card, reducing friction and collision while ensuring accurate temperature sensing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the temperature sensor is positioned close to the memory card for accurate monitoring, then measurement precision is improved, but the sensor is more prone to friction and collision damage during frequent plugging and unplugging

Engineering Contradiction:
Improvetemperature sensing accuracyVSAvoidsensor durability
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The patent employs a flexible circuit board instead of a rigid one to connect the temperature sensor, allowing the sensor to dynamically adjust its position. This dynamic flexibility enables the sensor to maintain close proximity to the memory card for accurate temperature monitoring while accommodating the mechanical stress and movement during frequent plugging and unplugging operations, thus resolving the contradiction between measurement precision and reliability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the physical state parameter of the circuit board from rigid to flexible. This parameter change allows the temperature sensor to be positioned close to the memory card for accurate sensing while the flexible connection absorbs the mechanical stress and friction during frequent insertion and removal, preventing sensor damage and improving reliability

Inventive Principle:
Principle #35Parameter changes

2Reliability

If a precise and appropriately sized motherboard slot is used to reduce friction and collision, then device complexity and manufacturing precision requirements increase, leading to higher costs

Engineering Contradiction:
Improvesensor protectionVSAvoidslot design complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the protective function from the motherboard slot design and transfers it to the flexible circuit board connecting the temperature sensor. Instead of making the slot more precise and complex to protect the sensor, the flexible circuit board itself provides the protection by absorbing friction and collision forces, thereby reducing device complexity and manufacturing precision requirements while maintaining sensor reliability

Inventive Principle:
Principle #2Taking out (Extraction)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution effectively protects the sensor assembly from damage and enhances the accuracy of temperature sensing data by minimizing friction and collision, while also reducing costs and space requirements.

Implementation Method 1

the flexible circuit board deforms to move the sensor assembly from a first position to a second position

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS20250297897A1Slot device
Publication Date: 2025.09.25 FULIAN PRESION ELECTRONICS (TIANJIN) CO LTD
  • US20250297897A1 patent drawing
  • US20250297897A1 patent drawing
  • US20250297897A1 patent drawing

AI summary

A slot device is disclosed in the present application. The slot device includes a slot body a flexible circuit board, and a sensor assembly, the slot body defines a slot for inserting an object, the flexible circuit board is disposed on the slot body, the sensor assembly is configured to obtain sensing data of the object inserted into the slot body, when the object is inserted into the slot, the object contacts the flexible circuit board and deforms the flexible circuit board to move the sensor assembly from a first position to a second position. The slot device can protect the sensor assembly and has low cost. This application can reduce the problem of friction and collision between the object and the sensor assembly, provide protection for the sensor assembly, and improve the accuracy of the sensing data obtained by the sensor assembly.