CN108847866B - 射频前端邻道干扰抑制电路和wlan接入设备 - Google Patents
射频前端邻道干扰抑制电路和wlan接入设备 Download PDFInfo
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- CN108847866B CN108847866B CN201810972627.1A CN201810972627A CN108847866B CN 108847866 B CN108847866 B CN 108847866B CN 201810972627 A CN201810972627 A CN 201810972627A CN 108847866 B CN108847866 B CN 108847866B
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- signal
- interference suppression
- intermediate frequency
- frequency
- adjacent channel
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Classifications
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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
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
-
- 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
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
- H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/12—Neutralising, balancing, or compensation arrangements
-
- 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
- H04W88/08—Access point devices
-
- 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
- H04B2001/0491—Circuits with frequency synthesizers, frequency converters or modulators
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
- H04B2001/1045—Adjacent-channel interference
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
- H04B2001/1072—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal by tuning the receiver frequency
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
Abstract
Description
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810972627.1A CN108847866B (zh) | 2018-08-24 | 2018-08-24 | 射频前端邻道干扰抑制电路和wlan接入设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810972627.1A CN108847866B (zh) | 2018-08-24 | 2018-08-24 | 射频前端邻道干扰抑制电路和wlan接入设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108847866A CN108847866A (zh) | 2018-11-20 |
CN108847866B true CN108847866B (zh) | 2019-12-31 |
Family
ID=64189412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810972627.1A Active CN108847866B (zh) | 2018-08-24 | 2018-08-24 | 射频前端邻道干扰抑制电路和wlan接入设备 |
Country Status (1)
Country | Link |
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CN (1) | CN108847866B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111355499B (zh) * | 2018-12-24 | 2023-12-12 | 深圳市华讯方舟光电技术有限公司 | 射频链路 |
CN111447035B (zh) * | 2020-04-23 | 2022-02-11 | 紫光展锐(重庆)科技有限公司 | 邻道干扰抑制方法及相关设备 |
CN114070420B (zh) * | 2020-07-31 | 2023-04-07 | 华为技术有限公司 | 抗干扰电子设备及抗干扰方法 |
CN112822131A (zh) * | 2020-12-31 | 2021-05-18 | 江苏创通电子股份有限公司 | 邻信道抑制电路及邻信道抑制方法 |
CN114401019B (zh) * | 2021-11-29 | 2023-09-12 | 北京无线电计量测试研究所 | 一种大带宽高灵敏度接收前端电路 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2506441B1 (en) * | 2011-04-01 | 2016-03-30 | Saankhya Labs Private Limited | Software defined radio for universal modulation and demodulation of digital and analog communication systems |
CN202395762U (zh) * | 2011-12-15 | 2012-08-22 | 扬州通信设备有限公司 | 超短波接收信道模块 |
CN206181008U (zh) * | 2016-10-17 | 2017-05-17 | 天津光电通信技术有限公司 | 一种信号强度可调的低噪声双通道航行告警接收机 |
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2018
- 2018-08-24 CN CN201810972627.1A patent/CN108847866B/zh active Active
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CN108847866A (zh) | 2018-11-20 |
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PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200108 Address after: 510663 Shenzhou Road, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangdong, 10 Patentee after: Jingxin Communication System (China) Co., Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Co-patentee before: Jingxin Communication System (Guangzhou) Co., Ltd. Patentee before: Jingxin Communication System (China) Co., Ltd. Co-patentee before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Co-patentee before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
|
TR01 | Transfer of patent right | ||
CP01 | Change in the name or title of a patent holder |
Address after: 510663 Shenzhou Road, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangdong, 10 Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 Shenzhou Road, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangdong, 10 Patentee before: Comba Telecom System (China) Ltd. |
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CP01 | Change in the name or title of a patent holder |