The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 04, 2021
Filed:
Jul. 12, 2018
Institute for Information Industry, Taipei, TW;
Chiu-Wen Chen, Taipei, TW;
Chun-Che Chien, Taipei, TW;
Institute For Information Industry, Taipei, TW;
Abstract
A user equipment (UE) and a base station (BS) are provided. The UE transmits a specific preamble on a random access channel and transmits an uplink data signal and a demodulation reference signal (DMRS) on an uplink transmission radio resource so that the BS receives the uplink data signal and the DMRS according to the specific preamble after receiving the specific preamble. The BS transmits a downlink data signal on a downlink transmission radio resource according to the specific preamble so the UE receives the downlink data signal on the downlink transmission radio resource according to the specific preamble.