Chatbot Prompt Templates for Dialog State Mapping Without Retraining

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Solution Overview

Problem

Existing chatbots are limited by pre-defined intent schemas and training corpora, requiring extensive computational resources and memory to handle the nuances of human speech, making them non-scalable and prone to failure.

Innovation Solution

Generate chatbots using unstructured free-form natural language input to implicitly or explicitly define dialog states and transitions, allowing for quick and efficient deployment in various environments, including voice-based and text-based conversations, with or without fine-tuning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If pre-defined intent schemas and training corpora are used to improve chatbot functionality, then the chatbot can handle specific conversational tasks, but the system requires extensive computational resources and memory, making it non-scalable

Engineering Contradiction:
Improvechatbot functionalityVSAvoidcomputational resources
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent uses prompt templates as reusable copies of conversational patterns. Instead of training models on extensive corpora for each task, the system creates template prompts that can be copied and adapted for different conversational scenarios, reducing the need for extensive computational training resources while maintaining functionality

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent implements a universal prompt template system that can handle multiple conversational tasks through a single framework. The same base model serves multiple functions by receiving different prompt templates, eliminating the need for separate trained models for each task and reducing overall computational resource requirements

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

2Reliability

If extensive intent schemas and training examples are manually defined to handle nuances of human speech, then the chatbot becomes more robust, but the manual definition and refinement process requires extensive computational resources and time

Engineering Contradiction:
Improverobustness to human speech nuancesVSAvoidmanual definition time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system enables self-service through automated prompt template generation. Instead of requiring manual definition of intent schemas and training examples, the system automatically generates appropriate prompt templates based on the desired conversational behavior, eliminating the time-consuming manual curation process while still capturing nuances of human speech

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent performs preliminary action by pre-defining prompt templates that encapsulate conversational patterns and nuances. These templates are prepared in advance and can be directly applied to new tasks without requiring manual refinement, saving significant time in the deployment process

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If a large quantity of intent schemas and training examples are defined to make chatbots robust, then the chatbot can handle more conversational scenarios, but a large amount of memory is required to store and utilize these schemas

Engineering Contradiction:
Improveconversational scenario coverageVSAvoidmemory requirements
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The patent uses lightweight prompt template copies instead of storing extensive intent schemas in memory. Each template is a concise textual pattern that can be replicated and applied to different scenarios without requiring proportional increases in memory storage, enabling high versatility with minimal memory footprint

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent transitions from storing structured intent schemas in a traditional dimensional space to using natural language prompt templates in a textual dimension. This dimensional change allows the system to achieve the same adaptability through unstructured text that is more memory-efficient than structured schema representations

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Adaptability or versatility

If chatbots are updated with new intent schemas or corpus examples, then the chatbot functionality is improved, but the update process requires retraining or manual modification which is time-consuming

Engineering Contradiction:
Improvechatbot update capabilityVSAvoidupdate efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent enables efficient updates by creating new prompt template copies rather than modifying existing trained models. When new conversational scenarios need to be added, the system simply creates new template prompts based on existing patterns, allowing rapid updates without time-consuming retraining processes

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The prompt template system is inherently dynamic and flexible. New templates can be added, modified, or removed without affecting the underlying model structure, enabling agile updates to chatbot functionality. The system adapts to new requirements by incorporating new prompt templates rather than requiring comprehensive retraining

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20260088014A1Structured description-based chatbot development techniques
Publication Date: 2026.03.26 GOOGLE LLC
  • US20260088014A1 patent drawing
  • US20260088014A1 patent drawing
  • US20260088014A1 patent drawing

AI summary

Implementations are directed to receiving unstructured free-form natural language input, generating a chatbot based on the unstructured free-form natural language input and in response to receiving the unstructured free-form natural language input, and causing the chatbot to perform engage in corresponding conversations with additional users. In various implementations, the unstructured free-form natural language input implicitly defines a corresponding dialog state map (e.g., defines corresponding dialog states and/or corresponding dialog state transitions) without defining any explicit dialog states and/or explicit dialog state transitions. In other implementations, the unstructured free-form natural language input is assigned to explicit dialog states and/or explicit dialog state transitions. Nonetheless, the unstructured free-form natural language input may be utilized to fine-tune and/or primed a machine learning model that is already capable of being utilized in conducting generalized conversations. As a result, the chatbot can be generated and deployed in a quick and efficient manner.