CN113170384A - 小区搜索的方法、装置和系统 - Google Patents

小区搜索的方法、装置和系统 Download PDF

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Publication number
CN113170384A
CN113170384A CN201980081768.7A CN201980081768A CN113170384A CN 113170384 A CN113170384 A CN 113170384A CN 201980081768 A CN201980081768 A CN 201980081768A CN 113170384 A CN113170384 A CN 113170384A
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serving cell
cell
frequency
period
frequency offset
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CN201980081768.7A
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CN113170384B (zh
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魏璟鑫
吴钊
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本申请提供一种进行小区搜索的方法，在服务小区出现较大的定时突变的情况下，可能会快速重新获得服务小区的准确定时。该方法包括：驻留到服务小区之后，以第一周期进行同频小区搜索；确定服务小区的定时偏差超出了服务小区的CRS的精定时估计范围；以第二周期进行同频小区搜索，第二周期小于第一周期。

Description

PCT国内申请，说明书已公开。

Claims (25)

  1. PCT国内申请，权利要求书已公开。
CN201980081768.7A 2019-03-18 2019-03-18 小区搜索的方法、装置和系统 Active CN113170384B (zh)

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PCT/CN2019/078532 WO2020186426A1 (zh) 2019-03-18 2019-03-18 小区搜索的方法、装置和系统

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CN113170384A true CN113170384A (zh) 2021-07-23
CN113170384B CN113170384B (zh) 2022-08-19

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WO (1) WO2020186426A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114928874A (zh) * 2022-04-11 2022-08-19 哲库科技(北京)有限公司 小区搜索方法、装置、芯片、终端设备及计算机存储介质
CN115955291A (zh) * 2023-03-09 2023-04-11 北京智联安科技有限公司 一种降低nbiot网络小区搜索误检概率的方法及设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1505436A (zh) * 2002-12-04 2004-06-16 �ձ�������ʽ���� 至少两种移动电话系统的移动无线终端中的小区搜索方法
US20110116561A1 (en) * 2009-11-18 2011-05-19 Qualcomm Incorporated Monitoring and correcting timing errors in wireless communication
CN106878205A (zh) * 2015-12-10 2017-06-20 电信科学技术研究院 一种定时偏差估计方法、装置及终端
CN107231326A (zh) * 2017-05-19 2017-10-03 大连理工大学 一种NB‑IoT系统下行链路中的小区搜索系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001145162A (ja) * 1999-11-15 2001-05-25 Toshiba Corp 移動無線端末装置
CN102316552B (zh) * 2010-07-06 2013-11-13 联芯科技有限公司 移动终端无网络小区搜索方法
CN102754467B (zh) * 2011-06-17 2014-04-30 华为技术有限公司 一种调度小区搜索和能量测量任务的方法和装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1505436A (zh) * 2002-12-04 2004-06-16 �ձ�������ʽ���� 至少两种移动电话系统的移动无线终端中的小区搜索方法
US20110116561A1 (en) * 2009-11-18 2011-05-19 Qualcomm Incorporated Monitoring and correcting timing errors in wireless communication
CN106878205A (zh) * 2015-12-10 2017-06-20 电信科学技术研究院 一种定时偏差估计方法、装置及终端
CN107231326A (zh) * 2017-05-19 2017-10-03 大连理工大学 一种NB‑IoT系统下行链路中的小区搜索系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114928874A (zh) * 2022-04-11 2022-08-19 哲库科技(北京)有限公司 小区搜索方法、装置、芯片、终端设备及计算机存储介质
CN115955291A (zh) * 2023-03-09 2023-04-11 北京智联安科技有限公司 一种降低nbiot网络小区搜索误检概率的方法及设备

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WO2020186426A1 (zh) 2020-09-24
CN113170384B (zh) 2022-08-19

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