Two-Way Pager Resource Matching With Tri-State Switches
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Solution Overview
Problem
Existing pager systems do not allow users to indicate resource needs or availability, and they lack the ability to aggregate and match resource providers with consumers during emergencies, limiting effective resource distribution.
Innovation Solution
Modified pagers with tri-state DIP switches allow users to indicate resource availability, which is encoded into numeric messages sent to a central server for aggregation and distribution to other users, providing location information on resource providers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If existing pager systems are used, then the communication network remains simple and reliable, but users cannot indicate resource needs or availability and resource matching cannot be performed
Solution Approach 1:
The patent changes the parameter representation by using tri-state switches (OFF, ON, FLICKING) to encode resource availability status (lacks, has enough, excess). This allows the pager to convey complex resource information through simple state changes, improving adaptability without significantly increasing device complexity.
Solution Approach 2:
The central server acts as an intermediary that receives encoded resource status messages from pagers, aggregates the information, performs resource matching, and sends location information back to users. This mediator approach allows the pager devices to remain relatively simple while enabling complex resource management capabilities through the server's processing.
2Loss of information
If users manually indicate resource availability using switches, then resource information can be communicated to the central server, but the operation becomes time-consuming and complex for users
Solution Approach 1:
The system enables self-service by allowing users to automatically update their resource status through simple switch operations without requiring complex input methods. The pager automatically encodes the switch states into messages and transmits them to the central server, reducing the operational burden on users while ensuring accurate information transmission.
3Productivity
If the pager system aggregates and processes resource information from multiple users, then resource matching and allocation efficiency improve, but the processing time and computational load increase
Solution Approach 1:
The central server performs preliminary processing by receiving and encoding resource status messages from multiple pagers before executing the resource matching algorithm. This allows the system to aggregate all available information upfront, then efficiently match resources to users in a single processing cycle, reducing overall response time.
Solution Approach 2:
The resource matching process is segmented into distinct phases: information collection from pagers, aggregation at the central server, matching algorithm execution, and result distribution. This segmentation allows each phase to be optimized independently and enables parallel processing of multiple resource types, improving overall efficiency.
4Loss of information
If tri-state switches are used to indicate resource status, then the pager can convey detailed resource availability information, but the device complexity and switch configuration requirements increase
Solution Approach 1:
The patent uses parameter changes by mapping tri-state switch positions (OFF, ON, FLICKING) directly to resource status values (lacks, has enough, excess). This simple mapping allows the pager to convey detailed information using basic switch states, avoiding the need for complex encoding schemes while maximizing information transmission capability.
Data Source
AI summary
A system and method provide a two-way pager system. Members use pager systems to communicate in situations where they lack power or access to other modes of communication. For example, the pagers have a switching system that allows users to broadcast information about their current situation in an emergency. For example, the system could use switches that could be set to three different settings. Separate switches could be used for different categories of resources required in an emergency, and the switches could take on settings that represent resource requirements and availability. A centralized system listens for pages from users' pagers that transmit the switch settings for the categories. The centralized system then determines which users lack certain resources, which users have sufficient resources, and which users need certain resources. The system then transmits information through the pager network to inform users where to find resources that they are lacking.