Data transmission method and device
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- HONOR DEVICE CO LTD
- Publication Date
- 2021-05-28
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Abstract
Description
technical field
[0001] The present application relates to the technical field of communications, and in particular to a data transmission method and device. Background technique
[0002] When a terminal device sends and receives data wirelessly, it will generate ionizing radiation to the human body under the action of an electromagnetic field. Various national agencies, such as the Federal Communications Commission of the United States and the International Commission on Non-Ionizing Radiation Protection, etc., will impose restrictions on radio frequency radiation from terminal equipment to prevent the ionizing radiation generated by terminal equipment from causing harm to the human body. Generally speaking, terminal equipment with a working frequency lower than 6GHz uses the specific absorption rate (SAR) to evaluate the impact of ionizing radiation on the human body; terminal equipment higher than 6GHz, due to the high frequency of electromagnetic waves, the electromagneti...