CN201409128Y - 用于零中频或低中频结构的射频收发机校正装置 - Google Patents
用于零中频或低中频结构的射频收发机校正装置 Download PDFInfo
- Publication number
- CN201409128Y CN201409128Y CN200920108127XU CN200920108127U CN201409128Y CN 201409128 Y CN201409128 Y CN 201409128Y CN 200920108127X U CN200920108127X U CN 200920108127XU CN 200920108127 U CN200920108127 U CN 200920108127U CN 201409128 Y CN201409128 Y CN 201409128Y
- Authority
- CN
- China
- Prior art keywords
- transceiver
- frequency
- signal
- radio frequency
- input
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Transceivers (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200920108127XU CN201409128Y (zh) | 2009-05-15 | 2009-05-15 | 用于零中频或低中频结构的射频收发机校正装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200920108127XU CN201409128Y (zh) | 2009-05-15 | 2009-05-15 | 用于零中频或低中频结构的射频收发机校正装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201409128Y true CN201409128Y (zh) | 2010-02-17 |
Family
ID=41680074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200920108127XU Expired - Fee Related CN201409128Y (zh) | 2009-05-15 | 2009-05-15 | 用于零中频或低中频结构的射频收发机校正装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201409128Y (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109541307A (zh) * | 2019-01-10 | 2019-03-29 | 上海创远仪器技术股份有限公司 | 基于单次变频技术实现超宽带信号分析功能的电路结构 |
CN113242079A (zh) * | 2021-04-20 | 2021-08-10 | 中国电子科技集团公司第五十四研究所 | 一种基于天通卫星宽带数据通信的终端 |
CN114337699A (zh) * | 2021-12-14 | 2022-04-12 | 中国电子科技集团公司第三十八研究所 | 一种零中频发射机的自适应载波对消装置及方法 |
CN115085826A (zh) * | 2022-07-20 | 2022-09-20 | 深圳市兆驰数码科技股份有限公司 | 发射功率检测电路、方法和无线通信设备 |
-
2009
- 2009-05-15 CN CN200920108127XU patent/CN201409128Y/zh not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109541307A (zh) * | 2019-01-10 | 2019-03-29 | 上海创远仪器技术股份有限公司 | 基于单次变频技术实现超宽带信号分析功能的电路结构 |
CN109541307B (zh) * | 2019-01-10 | 2024-05-17 | 上海创远仪器技术股份有限公司 | 基于单次变频技术实现超宽带信号分析功能的电路结构 |
CN113242079A (zh) * | 2021-04-20 | 2021-08-10 | 中国电子科技集团公司第五十四研究所 | 一种基于天通卫星宽带数据通信的终端 |
CN113242079B (zh) * | 2021-04-20 | 2023-03-28 | 中国电子科技集团公司第五十四研究所 | 一种基于天通卫星宽带数据通信的终端 |
CN114337699A (zh) * | 2021-12-14 | 2022-04-12 | 中国电子科技集团公司第三十八研究所 | 一种零中频发射机的自适应载波对消装置及方法 |
CN114337699B (zh) * | 2021-12-14 | 2023-05-09 | 中国电子科技集团公司第三十八研究所 | 一种零中频发射机的自适应载波对消装置及方法 |
CN115085826A (zh) * | 2022-07-20 | 2022-09-20 | 深圳市兆驰数码科技股份有限公司 | 发射功率检测电路、方法和无线通信设备 |
CN115085826B (zh) * | 2022-07-20 | 2024-02-09 | 深圳市兆驰数码科技股份有限公司 | 发射功率检测电路、方法和无线通信设备 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101552754B (zh) | 用于射频收发机的载波泄漏校正*** | |
CN102163981B (zh) | 通信用半导体集成电路及其工作方法 | |
US7133644B2 (en) | Digital baseband system and process for compensating for analog radio transmitter impairments | |
CN101453226B (zh) | 本振泄漏消除装置及方法 | |
US7257379B2 (en) | Compensating for analog radio component impairments to relax specifications | |
WO2003063336A3 (en) | System and method for i-q mismatch compensation in a low if or zero if receiver | |
CN101540640B (zh) | 用于发射前端的载波泄漏校正电路和方法 | |
CN103916345A (zh) | 一种无线局域网芯片发射机本振泄漏校正的方法和装置 | |
TW201001940A (en) | Active cancellation of transmitter leakage in a wireless transceiver | |
US20060182197A1 (en) | Blind RF carrier feedthrough suppression in a transmitter | |
US20150333850A1 (en) | Method and apparatus for calibrating distortion of signals | |
CN102771053B (zh) | 通信校正装置及方法 | |
CN104158552A (zh) | 零中频发射机、接收机及相关方法和*** | |
WO2006118317A1 (en) | Polar modulation transmitter circuit and communications device | |
CN103124201A (zh) | 片上射频校准 | |
CN201409128Y (zh) | 用于零中频或低中频结构的射频收发机校正装置 | |
CN203775241U (zh) | 应用于射频收发机中发射机的正交失配校正电路 | |
CN104811215A (zh) | 一种iq不平衡补偿装置和方法 | |
US20070002968A1 (en) | Independent LO IQ tuning for improved image rejection | |
CN103731391A (zh) | 射频收发机中发射机的正交失配校正方法及校正电路 | |
CN201717850U (zh) | 载波泄漏校正电路 | |
US20070027649A1 (en) | Method and calibration system for iq dc offset and imbalance calibration by utilizing analytic formulas to quickly determined desired compensation values | |
JP2011049874A (ja) | 送信回路 | |
US20040085127A1 (en) | Power amplifying method, power amplifier, and communication apparatus | |
CN101304256B (zh) | 一种消除直流偏置的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGSU HONGJIA ELECTRONIC TECHNOLOGY CO., LTD. Assignor: Beijing Langbo Xinwei Technology Co., Ltd. Contract record no.: 2014120000079 Denomination of utility model: RF (Radio Frequency) transceiver correction device used for ZIF (zero intermediate frequency ) or LMF (Low Medium Frequency) structure Granted publication date: 20100217 License type: Common License Record date: 20140928 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100217 Termination date: 20150515 |
|
EXPY | Termination of patent right or utility model |