CN103227661B - 频偏估计的方法、频偏估计的装置 - Google Patents
频偏估计的方法、频偏估计的装置 Download PDFInfo
- Publication number
- CN103227661B CN103227661B CN201210021249.1A CN201210021249A CN103227661B CN 103227661 B CN103227661 B CN 103227661B CN 201210021249 A CN201210021249 A CN 201210021249A CN 103227661 B CN103227661 B CN 103227661B
- Authority
- CN
- China
- Prior art keywords
- frequency deviation
- data
- frequency
- unit
- phase difference
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 45
- 238000012549 training Methods 0.000 claims description 35
- 108010003272 Hyaluronate lyase Proteins 0.000 claims description 30
- 238000013481 data capture Methods 0.000 claims description 27
- 238000001514 detection method Methods 0.000 claims description 14
- 238000010606 normalization Methods 0.000 claims description 9
- 238000012935 Averaging Methods 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000001186 cumulative effect Effects 0.000 description 5
- 238000010295 mobile communication Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- CNQCVBJFEGMYDW-UHFFFAOYSA-N lawrencium atom Chemical compound [Lr] CNQCVBJFEGMYDW-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 101100457838 Caenorhabditis elegans mod-1 gene Proteins 0.000 description 2
- 101150110972 ME1 gene Proteins 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
Landscapes
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
M | 1 | 2 | 3 | 4 | 6 | 8 | 16 |
Δfmax(Hz) | 1818 | 1538 | 1333 | 1176 | 952 | 800 | 488 |
M | 1×16 | 2×16 | 3×16 | 4×16 | 6×16 | 8×16 | 16×16 |
Δfmax(Hz) | 1675 | 1435 | 1254 | 1115 | 911 | 771 | 477 |
Claims (16)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210021249.1A CN103227661B (zh) | 2012-01-30 | 2012-01-30 | 频偏估计的方法、频偏估计的装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210021249.1A CN103227661B (zh) | 2012-01-30 | 2012-01-30 | 频偏估计的方法、频偏估计的装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103227661A CN103227661A (zh) | 2013-07-31 |
CN103227661B true CN103227661B (zh) | 2015-12-02 |
Family
ID=48837943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210021249.1A Active CN103227661B (zh) | 2012-01-30 | 2012-01-30 | 频偏估计的方法、频偏估计的装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103227661B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104852873B (zh) * | 2014-02-18 | 2019-08-27 | 南京中兴新软件有限责任公司 | 一种频偏估计方法、装置及帧同步子系统 |
CN105812080B (zh) * | 2014-12-31 | 2019-04-26 | 展讯通信(上海)有限公司 | 一种电台信号自动搜索装置及方法以及调频收音机 |
CN105471470B (zh) * | 2015-11-18 | 2018-02-02 | 东南大学 | 基于判决反馈的扩频信号频率偏移估计方法 |
CN106302296B (zh) * | 2016-08-30 | 2019-04-23 | 广州海格通信集团股份有限公司 | 高动态窄带信号频率跟踪方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101345549A (zh) * | 2008-08-29 | 2009-01-14 | 北京天碁科技有限公司 | 一种应用于时分同步码分多址系统的频偏估计方法和装置 |
KR20100091347A (ko) * | 2009-02-10 | 2010-08-19 | 주식회사 케이티 | 변파 중계기의 주파수 편차 추정 방법 및 그 장치 |
-
2012
- 2012-01-30 CN CN201210021249.1A patent/CN103227661B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101345549A (zh) * | 2008-08-29 | 2009-01-14 | 北京天碁科技有限公司 | 一种应用于时分同步码分多址系统的频偏估计方法和装置 |
KR20100091347A (ko) * | 2009-02-10 | 2010-08-19 | 주식회사 케이티 | 변파 중계기의 주파수 편차 추정 방법 및 그 장치 |
Also Published As
Publication number | Publication date |
---|---|
CN103227661A (zh) | 2013-07-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6549561B2 (en) | OFDM pilot tone tracking for wireless LAN | |
US6633616B2 (en) | OFDM pilot tone tracking for wireless LAN | |
CN101547062B (zh) | 频偏纠正方法和设备 | |
CN101938435B (zh) | 一种正交频分复用系统的时偏估计装置及方法 | |
US8509208B2 (en) | Frequency error estimation | |
CN102232308B (zh) | 用于上行链路接收器的复杂度降低的信道估计 | |
CN101958744B (zh) | 频偏预校准方法和设备 | |
CN103227661B (zh) | 频偏估计的方法、频偏估计的装置 | |
US20020150168A1 (en) | Optimum phase error metric for OFDM pilot tone tracking in wireless LAN | |
US20030063678A1 (en) | OFDM pilot tone tracking to reduce performance loss due to frequency pulling and pushing | |
CN102215205B (zh) | 一种ofdm/oqam系统及其时频同步方法 | |
NO326188B1 (no) | CDMA system som bruker forhandsrotering for sending | |
CN102223322A (zh) | 一种频率偏差的估计方法及装置 | |
CN103281280B (zh) | 基于旋转平均周期图和解调软信息的载波同步方法 | |
CN100544333C (zh) | 移动通信系统中的频偏估计方法及装置 | |
CN100403657C (zh) | 基于训练序列的td-scdma系统频偏补偿方法及装置 | |
CN202721698U (zh) | 一种连续干扰消除联合检测装置 | |
CN101646232B (zh) | 频偏估计方法、装置以及通信设备 | |
CN100356704C (zh) | 无线移动通信系统中对频偏进行补偿的方法 | |
CN103269322A (zh) | 一种确定频偏值的方法和装置 | |
Sun et al. | Pilot design of data-aided carrier synchronization for short burst transmission | |
CN100493061C (zh) | 正交分组mc-cdma下行链路结合频偏补偿的信号检测方法 | |
CN102685047B (zh) | 一种gsm频偏估计方法与系统 | |
TW545008B (en) | OFDM pilot tone tracking for wireless LAN | |
CN101102122B (zh) | 一种频偏估计装置和方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170214 Address after: 200127 room 3205F, building 707, Zhang Yang Road, Shanghai, China (Shanghai) free trade zone, No. 32 Patentee after: Xin Xin Finance Leasing Co.,Ltd. Address before: Zuchongzhi road in Pudong Zhangjiang hi tech park Shanghai 201203 Lane 2288 Pudong New Area Spreadtrum Center Building 1 Patentee before: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20170707 Address after: 100033 room 2062, Wenstin Executive Apartment, 9 Financial Street, Beijing, Xicheng District Patentee after: Xin Xin finance leasing (Beijing) Co.,Ltd. Address before: 200127 room 3205F, building 707, Zhang Yang Road, Shanghai, China (Shanghai) free trade zone, No. 32 Patentee before: Xin Xin Finance Leasing Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20130731 Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xin Xin finance leasing (Beijing) Co.,Ltd. Contract record no.: 2018990000163 Denomination of invention: Method and device for frequency offset estimation Granted publication date: 20151202 License type: Exclusive License Record date: 20180626 |
|
TR01 | Transfer of patent right |
Effective date of registration: 20200304 Address after: 201203 Zuchongzhi Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 100033 room 2062, Wenstin administrative apartments, 9 Financial Street B, Xicheng District, Beijing. Patentee before: Xin Xin finance leasing (Beijing) Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200529 Address after: 361012 unit 05, 8 / F, building D, Xiamen international shipping center, No.97 Xiangyu Road, Xiamen area, China (Fujian) free trade zone, Xiamen City, Fujian Province Patentee after: Xinxin Finance Leasing (Xiamen) Co.,Ltd. Address before: 201203 Zuchongzhi Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai 2288 Patentee before: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xin Xin finance leasing (Beijing) Co.,Ltd. Contract record no.: 2018990000163 Date of cancellation: 20210301 |
|
EC01 | Cancellation of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20130731 Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xinxin Finance Leasing (Xiamen) Co.,Ltd. Contract record no.: X2021110000010 Denomination of invention: Frequency offset estimation method and device Granted publication date: 20151202 License type: Exclusive License Record date: 20210317 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230714 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 361012 unit 05, 8 / F, building D, Xiamen international shipping center, 97 Xiangyu Road, Xiamen area, China (Fujian) pilot Free Trade Zone, Xiamen City, Fujian Province Patentee before: Xinxin Finance Leasing (Xiamen) Co.,Ltd. |
|
TR01 | Transfer of patent right |