CN109361409B - 一种有效优化噪声系数的射频系统 - Google Patents
一种有效优化噪声系数的射频系统 Download PDFInfo
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- CN109361409B CN109361409B CN201811481317.6A CN201811481317A CN109361409B CN 109361409 B CN109361409 B CN 109361409B CN 201811481317 A CN201811481317 A CN 201811481317A CN 109361409 B CN109361409 B CN 109361409B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0475—Circuits with means for limiting noise, interference or distortion
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
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CN201811481317.6A CN109361409B (zh) | 2018-12-05 | 2018-12-05 | 一种有效优化噪声系数的射频系统 |
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CN201811481317.6A CN109361409B (zh) | 2018-12-05 | 2018-12-05 | 一种有效优化噪声系数的射频系统 |
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CN109361409A CN109361409A (zh) | 2019-02-19 |
CN109361409B true CN109361409B (zh) | 2020-11-03 |
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CN110620591A (zh) * | 2019-08-30 | 2019-12-27 | 联想(北京)有限公司 | 一种频段分离设备 |
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US8126093B2 (en) * | 2004-10-29 | 2012-02-28 | Broadcom Corporation | Method and system for process, voltage, and temperature (PVT) correction |
CN201918987U (zh) * | 2010-12-17 | 2011-08-03 | 上海晨兴希姆通电子科技有限公司 | 两通道四频段通信终端 |
CN102611475A (zh) * | 2011-01-20 | 2012-07-25 | 中国科学院微电子研究所 | 用于60GHz无线通信的直接变频收发机 |
CN104242975B (zh) * | 2013-06-09 | 2018-04-10 | 中兴通讯股份有限公司 | 通信终端及降低通信终端干扰的方法 |
CN105846871B (zh) * | 2015-01-13 | 2019-08-02 | 国基电子(上海)有限公司 | 前端电路、mimo通信装置及其通信方法 |
CN204615820U (zh) * | 2015-05-08 | 2015-09-02 | 上海锐鸿通信技术有限公司 | 射频收发电路及终端 |
CN107786688B (zh) * | 2016-08-26 | 2020-12-18 | 展讯通信(上海)有限公司 | 具有对讲机功能的移动终端 |
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Effective date of registration: 20200103 Address after: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Applicant after: Jingxin Communication System (China) Co., Ltd. Address before: 510663 Shenzhou Road, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangdong, 10 Applicant before: Jingxin Communication System (China) Co., Ltd. Applicant before: Jingxin Communication System (Guangzhou) Co., Ltd. Applicant before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Applicant before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
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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. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Patentee before: Comba Telecom System (China) Ltd. |