GENEVA, July 31 -- ZTE CORPORATION filed a patent application (CN2026/070493) for “VOICE CALL METHOD, OPTICAL LINE TERMINAL, MEDIUM AND PRODUCT”. With publication no. WO/2026/157948, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: H04M 7/00
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
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