HUAWEI patent reduces uplink signal interference
Summary
The USPTO has published a new patent application from HUAWEI Technologies Co., Ltd. for a communication method and apparatus designed to reduce uplink signal interference. The patent aims to improve communication performance by managing virtual PCI conflicts.
What changed
This document is a publication of a new patent application (US20260088959A1) filed by HUAWEI Technologies Co., Ltd. The patent describes a communication method and apparatus intended to reduce uplink signal interference caused by PCI modulo conflicts, thereby enhancing communication performance. The core innovation involves a second device sending information to obtain a virtual PCI for a first cell, which is distinct from the cell's actual PCI. The first device then uses this virtual PCI to send a reference signal, which is received by the second device.
As this is a patent application, it does not impose direct regulatory obligations or compliance deadlines on entities. However, it signifies a technological advancement in telecommunications, particularly in signal interference management. Companies operating in the networking and telecommunications sectors, especially those utilizing similar technologies or developing competing solutions, should be aware of this patent filing as it may impact future product development and intellectual property strategies.
Source document (simplified)
COMMUNICATION METHOD AND APPARATUS
Application US20260088959A1 Kind: A1 Mar 26, 2026
Assignee
HUAWEI TECHNOLOGIES CO., LTD.
Inventors
Ruonan Yang, Ying Chen, Xiaolu Wang, Yunfei Qiao, Yinggang Du, Jun Wang
Abstract
A communication method and apparatus are provided, to reduce uplink signal interference caused by a PCI modulo conflict, thereby improving communication performance. The method includes: A second device sends first information, where the first information is used to obtain a virtual PCI of a first cell, and the virtual PCI is different from a PCI of the first cell; a first device receives the first information from the second device; the first device obtains the virtual PCI of the first cell based on the first information; the first device sends a first reference signal based on the virtual PCI; and the second device receives the first reference signal from the first device.
CPC Classifications
H04L 5/0051 H04L 5/0012 H04W 72/044 H04W 84/06
Filing Date
2025-12-01
Application No.
19404738
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