A synchronization sequence sending method, synchronization detection method and device
A technology of synchronous sequence and synchronous detection, which is applied in the field of communication, and can solve the problems of the limitation of the length and bandwidth of the synchronous sequence sequence, low detection accuracy, etc.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
no. 1 example
[0125] like figure 1 As shown, the first embodiment of the present invention provides a method for sending a synchronization sequence, including:
[0126] Step 11, setting a target synchronization sequence with good autocorrelation characteristics; wherein, at least one segment of the sequence intercepted in the time domain or frequency domain of the target synchronization sequence is a sub-synchronization sequence, and the sub-synchronization sequence has good autocorrelation Correlation characteristics and good cross-correlation characteristics between the sub-synchronization sequences;
[0127] Step 12, sending the target synchronization sequence to the terminal.
[0128] The first embodiment of the present invention is applied to the base station side, and the base station side sets a target synchronization sequence, and the target synchronization sequence has good sub-correlation characteristics and cross-correlation characteristics. And if a sequence or multiple sequen...
no. 2 example
[0194] like figure 2 As shown, the second embodiment of the present invention provides a synchronous detection method, including:
[0195] Step 21, receiving the target synchronization sequence sent by the base station with good autocorrelation characteristics;
[0196] Step 22, performing synchronization detection according to the target synchronization sequence.
[0197] The second embodiment of the present invention is applied to the terminal side, that is, the terminal side receives the target synchronization sequence sent by the base station, and performs synchronization detection according to its own needs and the received target synchronization sequence to realize synchronization timing.
[0198] Specifically, step 22 in the second embodiment of the present invention includes:
[0199] Step 221, intercepting a sequence in the time domain or frequency domain of the target synchronization sequence as a sub-synchronization sequence, the sub-synchronization sequence has ...
no. 3 example
[0222] like image 3 As shown, the third embodiment of the present invention provides a device for sending a synchronization sequence, including:
[0223] A sequence setting module 31, configured to set a target synchronization sequence with good autocorrelation characteristics; wherein at least one sequence intercepted in the time domain or frequency domain of the target synchronization sequence is a sub-synchronization sequence, and the sub-synchronization sequence having good autocorrelation properties and good cross-correlation properties between the sub-synchronization sequences;
[0224] A sequence sending module 32, configured to send the target synchronization sequence to the terminal.
[0225] Specifically, the sequence setting module described in the third embodiment of the present invention includes:
[0226] A reference acquisition module, configured to acquire a reference synchronization sequence with good autocorrelation characteristics;
[0227] The rearrange...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com