Transmission Size Determination for NR Channel Reliability

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Solution Overview

Problem

The reliability of transmission channels in new radio access technologies (NR) is not adequately improved due to variations in frequency-domain and time-domain resources allocated for repeated or retransmitted data transmissions.

Innovation Solution

A transmission apparatus and method that determine the transmission size of a first channel in one of two time sections based on the time resource amount used for determining the transmission size in the other time section, allowing for consistent transmission processing across both time sections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the transmission size is determined based on the actual time resource amount allocated for each time section, then the resource allocation flexibility is improved, but the transmission reliability deteriorates due to variations in transmission size across time sections

Engineering Contradiction:
Improveresource allocation flexibilityVSAvoidtransmission reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent applies preliminary action by determining the transmission size in advance based on a predetermined time resource amount rather than adapting to actual allocated resources. This pre-determined transmission size ensures consistency across multiple time sections, thereby improving transmission reliability while still allowing flexible resource allocation through the predetermined configuration.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If the transmission size is kept consistent across multiple time sections, then the transmission reliability is improved, but the adaptability to varying resource allocations deteriorates

Engineering Contradiction:
Improvetransmission reliabilityVSAvoidadaptability to resource allocation
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by using a predetermined time resource amount as a fixed parameter for determining transmission size, rather than varying the transmission size according to actual resource allocation. This maintains transmission consistency and reliability while the predetermined parameter allows for adaptable resource allocation configurations.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If the time resource amount varies for different time sections, then the resource utilization efficiency is improved, but the transmission consistency deteriorates

Engineering Contradiction:
Improveresource utilization efficiencyVSAvoidtransmission consistency
Core Design Contradiction:
ProductivityVSStability of the object's composition

Solution Approach 1:

The patent resolves this contradiction by pre-determining the transmission size based on a predetermined time resource amount that remains consistent across time sections. This preliminary determination ensures transmission consistency and stability, while the system can still efficiently utilize varying time resources through the predetermined configuration framework.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250105941A1Transmission device, reception device, transmission method, and reception method
Publication Date: 2025.03.27 PANASONIC INTELLECTUAL PROPERTY CORP OF AMERICA
  • US20250105941A1 patent drawing
  • US20250105941A1 patent drawing
  • US20250105941A1 patent drawing

AI summary

The present invention improves the reliability of a transmission channel. A transmission terminal according to the present invention is equipped with: a control circuit that, on the basis of a time resource quantity used to determine the transmission size of a first channel in one time segment of either a first time segment in which the first channel and a second channel are disposed or a second time segment in which the first channel is disposed, determines the transmission size in the other time segment; and a transmission circuit that, on the basis of the determined transmission size, performs a transmission process for the first channel in the first time segment and the second time segment.