Time Domain Unit Configuration for TDD and SBFD Conflicts

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Solution Overview

Problem

Existing communication systems face conflicts and inefficiencies in configuring time domain units due to the coexistence of multiple types of configurations, such as TDD uplink-downlink and SBFD configurations, leading to unclear transmission directions and schemes.

Innovation Solution

A method and device for determining transmission parameters of time domain units based on at least two types of configurations, including transmission direction, type, and scheme, by prioritizing and modifying configurations to ensure consistency and avoid conflicts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple types of configurations (TDD uplink-downlink and SBFD) coexist in the communication system, then the system supports diverse transmission modes and enhances versatility, but conflicts arise in transmission parameters leading to unclear transmission directions and schemes

Engineering Contradiction:
Improvetransmission mode diversityVSAvoidtransmission parameter consistency
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent applies local quality by differentiating configuration application at the resource level. Different time domain units (slots, symbols) are assigned different configuration types based on their specific transmission needs. The network device independently determines transmission parameters for each time domain unit based on its specific configuration type, allowing diverse transmission modes to coexist without conflict by giving each local resource its appropriate configuration quality.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent segments the configuration system into distinct configuration types (first type and second type) that are applied to different time domain units. This segmentation prevents conflicts by ensuring that each configuration type operates in its designated domain, with clear boundaries between TDD uplink-downlink configurations and SBFD configurations. The transmission parameter determination is segmented into separate processes for each configuration type.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple configurations are applied to determine transmission parameters, then the system can support both TDD and SBFD modes, but the complexity of configuration management and parameter determination increases

Engineering Contradiction:
Improveconfiguration flexibilityVSAvoidconfiguration management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamics by making the configuration determination process adaptive rather than static. The network device dynamically selects which configuration type to apply to each time domain unit based on real-time transmission requirements. The transmission parameter determination is dynamic, allowing the system to flexibly switch between TDD and SBFD modes as needed, with the configuration application being adjusted according to the specific transmission scenario.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies preliminary action by pre-defining distinct configuration types and their respective application rules before transmission occurs. The network device pre-configures the system with multiple configuration types (first type and second type) and establishes clear determination rules in advance. This preliminary setup simplifies real-time management by providing a structured framework that guides configuration selection and parameter determination during actual transmission operations.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250358799A1Method and device for configuring time domain unit, and chip
Publication Date: 2025.11.20 GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD
  • US20250358799A1 patent drawing
  • US20250358799A1 patent drawing
  • US20250358799A1 patent drawing

AI summary

Provided is a method for configuring a time domain unit. The method is performed by a terminal device or a network device. The method includes: determining, based on at least two types of configurations, transmission parameters of the time domain unit, wherein the transmission parameters include a transmission direction, a transmission type, or a transmission scheme.