Title:
DELAY CALIBRATION APPARATUS AND DELAY CALIBRATION METHOD
Document Type and Number:
WIPO Patent Application WO/2024/046141
Kind Code:
A1
Abstract:
Provided in the present disclosure is a delay calibration apparatus. The delay calibration apparatus comprises a delay calibration module, which comprises a coarse delay calibration unit and a precise delay calibration unit, wherein the coarse delay calibration unit is used for receiving an air interface pulse signal, and performing delay compensation on a channel associated pulse signal in a digital clock domain according to the air interface pulse signal; and the precise delay calibration unit comprises a precise delay calibration sub-unit and a phase calibration sub-unit, the precise delay calibration sub-unit being used for performing delay compensation on the channel associated pulse signal in an analog clock domain, and the phase calibration sub-unit being used for calibrating a clock domain phase. Also provided in the present disclosure is a delay calibration method. FIG. 1
Inventors:
YU HEJIE (CN)
HUANG XINXING (CN)
HUANG XINXING (CN)
Application Number:
PCT/CN2023/113693
Publication Date:
March 07, 2024
Filing Date:
August 18, 2023
Export Citation:
Assignee:
SANECHIPS TECH CO LTD (CN)
International Classes:
H04L5/00; H04J3/06
Foreign References:
| CN110365317A | 2019-10-22 | |||
| CN102457285A | 2012-05-16 | |||
| CN101015022A | 2007-08-08 | |||
| CN113364434A | 2021-09-07 | |||
| CN109257033A | 2019-01-22 | |||
| US20060178850A1 | 2006-08-10 |
Attorney, Agent or Firm:
TEE & HOWE INTELLECTUAL PROPERTY ATTORNEYS (CN)
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