Voice Control Terminal Interface Keyword Matching

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Solution Overview

Problem

Current voice control technologies for terminals, such as smart TVs, require semantic comprehension of speech inputs, which complicates the control process and can lead to lower response rates and accuracy, affecting user experience.

Innovation Solution

A voice control method that triggers a terminal into voice control mode, receives input voice data, matches the speech text with an interface word list corresponding to the current operating interface, and performs operations linked to the matched text, eliminating the need for semantic comprehension and enabling direct action without user clicks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If semantic comprehension is used to process voice input, then the system can understand complex commands, but the response rate and accuracy decrease

Engineering Contradiction:
Improvecommand understanding capabilityVSAvoidresponse accuracy
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent segments the voice control process into two distinct paths: a fast path for simple commands that uses direct keyword matching without semantic analysis, and a normal path for complex commands that uses semantic comprehension. This segmentation allows the system to achieve high response accuracy for simple commands while maintaining the ability to handle complex commands through the alternative path.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent dynamically selects the processing path based on the characteristics of the voice input. The system determines whether to use the fast path or normal path adaptively, choosing the most appropriate processing method for each specific command. This dynamic approach optimizes both response accuracy and command understanding capability.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If semantic comprehension is used to process voice input, then the system can interpret complex meanings, but the processing time increases

Engineering Contradiction:
Improvesemantic interpretation capabilityVSAvoidresponse time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent divides the voice control system into two processing segments: a fast path for time-sensitive simple commands and a normal path for complex commands requiring semantic analysis. This segmentation reduces the time loss for simple commands while preserving semantic interpretation capability for commands that require it.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies partial action by using only keyword matching (without full semantic comprehension) for simple commands where complete semantic analysis would be excessive. This partial processing approach significantly reduces response time for simple commands while maintaining adequate functionality.

Inventive Principle:
Principle #16Partial or excessive action

3Adaptability or versatility

If complex processing is used for voice control, then the system can handle diverse commands, but the control process becomes complicated

Engineering Contradiction:
Improvecommand diversity handlingVSAvoidcontrol process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the control process into two distinct paths with different levels of complexity. The fast path uses simple keyword matching algorithms, while the normal path uses semantic comprehension. This segmentation reduces overall system complexity by providing a simpler alternative for common commands.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements dynamic path selection that adapts the processing complexity to the command requirements. The system automatically chooses the appropriate processing level, avoiding unnecessary complexity for simple commands while maintaining full capability for diverse commands when needed.

Inventive Principle:
Principle #15Dynamics

4Adaptability or versatility

If traditional voice control is used, then the system can understand speech meaning, but the operation requires additional user clicks

Engineering Contradiction:
Improvespeech comprehensionVSAvoidoperation steps
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent extracts and removes the unnecessary click operation from the traditional voice control process. By implementing the fast path with direct keyword matching, the system can execute simple commands immediately after voice recognition without requiring additional user interaction, thereby improving ease of operation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent performs preliminary action by pre-defining keyword mappings to operation links. When a keyword is recognized in the fast path, the corresponding operation is directly executed without requiring further user confirmation or clicks. This preliminary setup enables direct voice-to-action execution for predefined commands.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10600413B2Voice control method, device and terminal
Publication Date: 2020.03.24 HISENSE USA CORP
  • US10600413B2 patent drawing
  • US10600413B2 patent drawing
  • US10600413B2 patent drawing

AI summary

Disclosed are a voice control method, device and terminal, and the method includes: after a terminal has been triggered into voice control mode, receiving input voice data and obtaining corresponding speech text according to the voice data; matching the speech text with an interface word list corresponding to a current operating interface, wherein the interface word list includes text information of the current operating interface; in response to determining that the speech text matches an interface word list successfully, obtaining in the current operating interface an operation link which corresponds to the speech text; and performing an operation corresponding to the operation link.