Uplink Data Transmission via Multiple Antenna Panels
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Solution Overview
Problem
Current communication standards lack descriptions on how a terminal with multiple antenna panels can perform uplink data transmission, particularly when supporting joint data transmission from multiple panels.
Innovation Solution
A data transmission method for terminals with multiple antenna panels, which involves acquiring a target uplink transmission manner based on the terminal's capabilities and transmitting data layers accordingly, using preconfigured transmission manners that include single-panel, multi-panel, or divided transmission methods.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If joint data transmission from multiple antenna panels is supported, then transmission rate is improved, but device complexity increases due to lack of standardization
Solution Approach 1:
The patent segments the uplink data transmission by dividing data layers into different groups and assigning each group to specific antenna panels. This segmentation allows multiple panels to transmit simultaneously without requiring complex coordinated control, thereby improving transmission rate while managing device complexity through structured division of transmission tasks.
Solution Approach 2:
The patent introduces dynamic selection of transmission manners (single-panel, multi-panel, or divided transmission) based on terminal capabilities and channel conditions. This dynamic approach allows the system to adapt between different transmission configurations, optimizing for high transmission rate when conditions permit while falling back to simpler single-panel transmission when complexity needs to be reduced.
2Productivity
If multiple antenna panels are used for simultaneous transmission, then transmission efficiency is improved, but power consumption increases
Solution Approach 1:
The patent enables dynamic switching between single-panel and multi-panel transmission modes based on terminal power status and channel conditions. When power consumption needs to be reduced, the system can switch to single-panel transmission; when transmission efficiency is prioritized and power is available, multi-panel simultaneous transmission is activated, providing adaptive optimization of the power-efficiency tradeoff.
Solution Approach 2:
The patent allows the terminal to selectively activate only the necessary number of antenna panels based on current transmission requirements rather than always using all available panels. This partial action approach enables the system to achieve sufficient transmission efficiency using fewer panels when appropriate, thereby reducing power consumption while maintaining adequate performance.
3Ease of operation
If standardized transmission manners are established, then ease of operation is improved, but adaptability to different terminal capabilities is reduced
Solution Approach 1:
The patent designs transmission manners that serve multiple functions and can be universally applied across different terminal types. The standardized transmission manners are formulated to work with various terminal capabilities by incorporating capability indication mechanisms, allowing the same standard to adapt to different hardware configurations while maintaining ease of operation through unified procedures.
Solution Approach 2:
The patent enables adaptation to different terminal capabilities by allowing changes in transmission parameters such as the number of antenna panels used, data layer allocation, and resource configuration. These parameter changes are controlled through capability indication and network configuration, allowing standardized procedures to be flexibly adjusted to match specific terminal capabilities without requiring separate standards for each device type.
Data Source
AI summary
A data transmission method, a terminal and a network device are provided. The transmission method includes: acquiring a target uplink transmission manner corresponding to a transmission capability of a terminal; transmitting a data layer of uplink data via at least one antenna panel of the terminal according to a correspondence between data layers of the uplink data and antenna panels of the terminal in the target uplink transmission manner.


