Portable Measurement Device Local Web Browser Application

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Solution Overview

Problem

Portable electrical measurement devices lack the capability for user-defined processing, analysis, and display of electrical measurement signals without the need for connecting additional devices.

Innovation Solution

A portable, battery-powered measurement device equipped with an electrical measurement unit, processing unit, memory, and display, which executes a local web browser application capable of running HTML-based applications to control and process signals using SCPI commands, allowing user-defined functionality and access to the internet for downloading applications.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a portable measurement device uses standard processing capabilities, then device complexity and power consumption are kept low, but user-defined processing and analysis functionality is limited

Engineering Contradiction:
Improveuser-defined processing capabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The measurement device integrates a web browser application that can execute HTML-based applications, allowing the device to perform multiple functions including user-defined signal processing, analysis, and display control through web-based interfaces. This universal approach enables the device to handle diverse processing tasks without requiring separate dedicated hardware for each function.

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

Solution Approach 2:

The patent introduces a web browser as an intermediary layer between the measurement hardware and user-defined processing logic. HTML-based applications serve as mediators that can access measurement signals, process them according to user-defined algorithms, and control display presentation, thereby adding versatility without directly increasing core device complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If additional devices are connected for signal processing, then processing capability is enhanced, but ease of operation and device portability are reduced

Engineering Contradiction:
Improvesignal processing capabilityVSAvoidease of operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent combines signal processing capabilities directly within the portable measurement device by integrating a web browser and HTML application execution environment. This merging eliminates the need for external processing devices, allowing users to define and execute processing algorithms locally on the measurement device itself, thereby maintaining portability and operational simplicity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The measurement device provides self-service processing capabilities through its integrated web browser and HTML application environment. Users can directly control signal processing, analysis, and display functions on the device without requiring external computing equipment, making the device autonomous and easier to operate in field conditions.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If a local web browser application is integrated, then user-defined functionality is enabled, but memory requirements and device complexity increase

Engineering Contradiction:
Improveuser-defined functionalityVSAvoidmemory capacity
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The web browser application serves as a universal platform that can execute various HTML-based applications for different user-defined functions. Instead of embedding multiple separate processing engines, the single browser application provides versatile functionality across different tasks, thereby optimizing memory utilization while maintaining adaptability.

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

Data Source

PatentUS11635451B2Measurement device with local browser application
Publication Date: 2023.04.25 ROHDE & SCHWARZ GMBH & CO KG
  • US11635451B2 patent drawing
  • US11635451B2 patent drawing
  • US11635451B2 patent drawing

AI summary

The invention relates to an electrical, preferably portable and battery-powered, measurement device. The device comprises:an electrical measurement unit supplying electrical measurement signals,a processing unit processing said electrical measurement signals,a memory, anda display controlled by the processing unit and displaying the processed electrical signals,wherein the processor is arranged to execute an operating system stored in the memory, andwherein the in the memory furthermore a local web browser application is stored which can beexecuted by the processor in order to control the display.