Autonomous Mobile Document Scanner System
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Solution Overview
Problem
Large-scale document scanning operations are inefficient and costly due to the need for multiple expensive scanners and human operators, requiring significant manual intervention for document preparation, scanning, and quality control.
Innovation Solution
Autonomous document scanners with ADF feeder, transport, and imaging mechanisms that can move independently to scan stacks of documents, minimizing human intervention by using locomotion elements and wireless communication to coordinate scanning operations across multiple devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional ADF scanners with dedicated input and output trays are used, then scanning can be performed with reliable document separation and transport, but the system requires dedicated operators for each scanner and cannot scale efficiently
Solution Approach 1:
The patent divides the scanning system into multiple independent mobile scanning devices, each capable of autonomous operation. Instead of one large centralized scanner requiring multiple operators, the system uses several smaller portable scanners that can be distributed across different locations, with each unit handling its own document intake and output independently.
Solution Approach 2:
The scanning devices are designed to be mobile rather than stationary, allowing them to move to different document locations dynamically. The system adapts to varying scanning needs by deploying scanners to where documents are needed, rather than requiring documents to be brought to fixed scanner locations.
2Productivity
If more traditional scanners are added to increase scanning capacity, then more documents can be scanned, but the cost increases due to additional expensive equipment and personnel requirements
Solution Approach 1:
Each mobile scanning device is designed to perform multiple functions independently - document intake, separation, scanning, and output handling. A single scanner can serve multiple document stacks and locations, replacing the need for specialized equipment and personnel for each specific task.
Solution Approach 2:
The scanning devices are equipped with automated document separation mechanisms and self-contained imaging systems that require minimal human intervention. The devices can autonomously handle document processing without requiring dedicated operators for each unit, reducing the labor component of scaling.
3Ease of operation
If manual document preparation and sorting is performed, then documents can be organized for scanning, but significant human intervention and time are required
Solution Approach 1:
Documents can be prepared and staged in advance in accessible locations without requiring immediate processing. The mobile scanners can then autonomously retrieve and process these pre-prepared documents, separating and scanning them without human intervention during the actual scanning operation.
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
Increases efficiency and reduces costs by allowing unattended scanning of documents, scaling capacity without the need for additional operators, and ensuring reliable, high-speed scanning with minimal operator intervention, except for paper jams.
Implementation Method 1
a torque limited retard roller 102 and/or frictional pad which applies an opposing force to selectively separate the top sheet intended to be imaged from the remainder of a stack of documents
Implementation Method 2
transported by friction nip rollers past CCD line capture imagers, and the information on each sheet of the two sided document is rendered as a typical digital image file
Data Source
AI summary
This invention is directed to autonomous document scanning operations. A scanning device and one or more stacks of documents may use motors to autonomously move the documents into position to be scanned by the scanner. The scanning device may detect properties of the documents while scanning. Multiple stacks of documents may be scanned in this manner with minimal user intervention, eliminating the need for manual intervention when scanning groups of documents.