Handheld Time Attendance Device with Mode Switching

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Solution Overview

Problem

Existing time attendance tracking systems are inefficient for mobile employees who travel between jobsites, as they often require multiple devices, are prone to battery issues, and lack convenience in tracking time across different job activities, with existing solutions being either too complex or inaccessible in remote areas.

Innovation Solution

A multi-function hand-held device, such as a PDA or cell phone, with time tracking software that allows switching between solo and multi-user modes, enabling automatic login for dedicated users and password-based access for others, with an administrator option to manage mode changes, and integration with GPS for location tracking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional time clock apparatuses are used at each jobsite, then time attendance can be tracked at fixed locations, but mobile employees traveling between jobsites cannot be effectively monitored

Engineering Contradiction:
Improveadaptability to mobile work environmentsVSAvoidease of time tracking for mobile employees
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent applies universality by enabling a single time clock device to serve multiple functions: it can track time for employees at fixed jobsites and also follow mobile employees who travel between locations. The device acts as both a stationary time clock and a portable time tracker, eliminating the need for separate systems for fixed and mobile workers.

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

Solution Approach 2:

The patent applies dynamics by allowing the time clock device to transition between stationary and mobile states. The system adapts its operation based on whether the device is placed at a fixed jobsite or carried by a mobile employee, dynamically adjusting its functionality to match the work environment.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If multiple time attendance clocks are placed at large jobsites, then employees can clock in at their locations, but the device complexity and cost increase significantly

Engineering Contradiction:
Improveease of clocking in at various locationsVSAvoidnumber of time attendance devices required
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies universality by designing a single time clock device that can be relocated to different positions within a large jobsite. Instead of deploying multiple fixed clocks, one universal device serves all locations by being moved as needed, reducing device complexity while maintaining ease of operation.

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

Solution Approach 2:

The patent applies dynamics by making the time clock device mobile rather than fixed. The device can be dynamically repositioned to different areas of the jobsite based on where employees need to clock in, allowing one device to replace multiple stationary units.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If battery-powered time attendance devices are used, then portability is achieved, but the devices may fail when battery power is depleted

Engineering Contradiction:
Improveportability of time tracking deviceVSAvoidreliability of time attendance recording
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent applies beforehand cushioning by implementing preventive measures against battery failure. The system includes mechanisms to monitor battery status and ensure continuous operation, such as alerting users to charge the device or providing backup power solutions, thereby cushioning against the potential harm of power depletion.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The patent applies self-service by enabling the time clock device to monitor and manage its own power status. The device can detect low battery conditions and prompt the user to take corrective action, allowing the system to self-diagnose and self-alert before complete failure occurs.

Inventive Principle:
Principle #25Self-service

4Measurement precision

If computer-based time keeping systems are implemented, then data accuracy improves, but the systems require permanent installation and interconnectivity that complicates deployment

Engineering Contradiction:
Improveaccuracy of time attendance dataVSAvoidinstallation and interconnectivity requirements
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent applies taking out by extracting the time clock functionality from complex permanent computer installations. The system isolates the essential time tracking capability into a standalone device that does not require permanent installation or network interconnectivity, thereby maintaining data accuracy while reducing deployment complexity.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent applies copying by creating a simplified version of computer-based time keeping that replicates the essential data recording function without requiring the full infrastructure. The portable device copies the core functionality of electronic time clocks in a simplified, standalone form that maintains accuracy without complex installation requirements.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS8126788B2Method for tracking time attendance of either a dedicated user or multiple non-dedicated users, interchangeably, using a single multi-function electronic hand-held device
Publication Date: 2012.02.28 EXAKTIME INC
  • US8126788B2 patent drawing
  • US8126788B2 patent drawing
  • US8126788B2 patent drawing

AI summary

A method for tracking time attendance for either a single dedicated user, and typically owner, of a single multi-function electronic hand-held device without the need of entering password information, or selectively interchangeable to multiple non-dedicated users which must enter passwords to access their time tracking screens is provided. The time tracking software on the hand-held device can be placed into solo mode for a single dedicated user, which can be selectively deactivated so as to enable multiple non-dedicated users to enter their passwords to log in and clock-in or clock-out. The solo mode may be selectively reactivated so as to automatically log in the dedicated user and display his or her time tracking screen. An authorized administrator's password may be necessary to activate or deactivate solo mode.