CN108449294A - 预失真处理方法、装置及预失真处理*** - Google Patents
预失真处理方法、装置及预失真处理*** Download PDFInfo
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- CN108449294A CN108449294A CN201810589255.4A CN201810589255A CN108449294A CN 108449294 A CN108449294 A CN 108449294A CN 201810589255 A CN201810589255 A CN 201810589255A CN 108449294 A CN108449294 A CN 108449294A
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- 238000000034 method Methods 0.000 title claims abstract description 63
- 239000003102 growth factor Substances 0.000 claims abstract description 57
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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Abstract
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CN201810589255.4A CN108449294B (zh) | 2018-06-08 | 2018-06-08 | 预失真处理方法、装置及预失真处理*** |
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CN201810589255.4A CN108449294B (zh) | 2018-06-08 | 2018-06-08 | 预失真处理方法、装置及预失真处理*** |
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CN108449294A true CN108449294A (zh) | 2018-08-24 |
CN108449294B CN108449294B (zh) | 2021-01-15 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022237395A1 (zh) * | 2021-05-10 | 2022-11-17 | 中兴通讯股份有限公司 | 预失真处理方法及其装置、通信设备、存储介质 |
WO2023246800A1 (zh) * | 2022-06-24 | 2023-12-28 | 中兴通讯股份有限公司 | 数字预失真环路时延控制方法、装置、电子设备 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1901362A (zh) * | 2005-07-21 | 2007-01-24 | 阿尔卡特公司 | 自适应数字预失真*** |
CN101784108B (zh) * | 2009-01-21 | 2012-09-19 | 中兴通讯股份有限公司 | 一种用于td-scdma***的数字预失真方法及装置 |
JP2012244553A (ja) * | 2011-05-23 | 2012-12-10 | Toshiba Corp | 電力増幅器、lut制御回路、および予歪補償方法 |
CN103905357A (zh) * | 2012-12-28 | 2014-07-02 | 京信通信***(中国)有限公司 | 一种信号预失真处理方法及装置 |
CN104618284A (zh) * | 2014-12-29 | 2015-05-13 | 大唐移动通信设备有限公司 | 一种数字预失真处理方法和装置 |
CN106027132A (zh) * | 2015-03-25 | 2016-10-12 | 英特尔Ip公司 | 在高峰均功率比信号下进行功率效率改进的相控阵列加权 |
CN107370697A (zh) * | 2016-05-13 | 2017-11-21 | 大唐移动通信设备有限公司 | 一种数字预失真处理方法及装置 |
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2018
- 2018-06-08 CN CN201810589255.4A patent/CN108449294B/zh not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1901362A (zh) * | 2005-07-21 | 2007-01-24 | 阿尔卡特公司 | 自适应数字预失真*** |
CN101784108B (zh) * | 2009-01-21 | 2012-09-19 | 中兴通讯股份有限公司 | 一种用于td-scdma***的数字预失真方法及装置 |
JP2012244553A (ja) * | 2011-05-23 | 2012-12-10 | Toshiba Corp | 電力増幅器、lut制御回路、および予歪補償方法 |
CN103905357A (zh) * | 2012-12-28 | 2014-07-02 | 京信通信***(中国)有限公司 | 一种信号预失真处理方法及装置 |
CN104618284A (zh) * | 2014-12-29 | 2015-05-13 | 大唐移动通信设备有限公司 | 一种数字预失真处理方法和装置 |
CN106027132A (zh) * | 2015-03-25 | 2016-10-12 | 英特尔Ip公司 | 在高峰均功率比信号下进行功率效率改进的相控阵列加权 |
CN107370697A (zh) * | 2016-05-13 | 2017-11-21 | 大唐移动通信设备有限公司 | 一种数字预失真处理方法及装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022237395A1 (zh) * | 2021-05-10 | 2022-11-17 | 中兴通讯股份有限公司 | 预失真处理方法及其装置、通信设备、存储介质 |
WO2023246800A1 (zh) * | 2022-06-24 | 2023-12-28 | 中兴通讯股份有限公司 | 数字预失真环路时延控制方法、装置、电子设备 |
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CN108449294B (zh) | 2021-01-15 |
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Address after: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Patentee after: Jingxin Network System Co.,Ltd. Patentee after: COMBA TELECOM SYSTEMS (GUANGZHOU) Ltd. Patentee after: COMBA TELECOM TECHNOLOGY (GUANGZHOU) Ltd. Patentee after: TIANJIN COMBA TELECOM SYSTEMS Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Patentee before: COMBA TELECOM SYSTEMS (CHINA) Ltd. Patentee before: COMBA TELECOM SYSTEMS (GUANGZHOU) Ltd. Patentee before: COMBA TELECOM TECHNOLOGY (GUANGZHOU) Ltd. Patentee before: TIANJIN COMBA TELECOM SYSTEMS Ltd. |
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Effective date of registration: 20210802 Address after: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Patentee before: Jingxin Network System Co.,Ltd. Patentee before: COMBA TELECOM SYSTEMS (GUANGZHOU) Ltd. Patentee before: COMBA TELECOM TECHNOLOGY (GUANGZHOU) Ltd. Patentee before: TIANJIN COMBA TELECOM SYSTEMS Ltd. |
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