CN108732433B - 微波变频器噪声值检测系统 - Google Patents
微波变频器噪声值检测系统 Download PDFInfo
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- CN108732433B CN108732433B CN201810821556.5A CN201810821556A CN108732433B CN 108732433 B CN108732433 B CN 108732433B CN 201810821556 A CN201810821556 A CN 201810821556A CN 108732433 B CN108732433 B CN 108732433B
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- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims description 46
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- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/26—Measuring noise figure; Measuring signal-to-noise ratio
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Citations (12)
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CN1162746A (zh) * | 1996-04-15 | 1997-10-22 | 三菱电机株式会社 | 微波探测器 |
CN1163527A (zh) * | 1996-02-26 | 1997-10-29 | 松下电器产业株式会社 | 用于数字通信的高频无线电信号接收设备 |
KR20120096260A (ko) * | 2011-02-22 | 2012-08-30 | 삼성전자주식회사 | 전자파 커플링 측정장치 및 이를 이용한 노이즈 간섭 분석 시스템 |
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CN107942152A (zh) * | 2017-11-15 | 2018-04-20 | 中国电子科技集团公司第四十研究所 | 一种微波射频前端的噪声测量装置及测量方法 |
CN208506144U (zh) * | 2018-07-24 | 2019-02-15 | 华讯方舟科技有限公司 | 微波变频器噪声值检测系统 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2008146622A1 (ja) * | 2007-05-23 | 2008-12-04 | Murata Manufacturing Co., Ltd. | 電子機器のノイズ測定方法 |
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2018
- 2018-07-24 CN CN201810821556.5A patent/CN108732433B/zh active Active
Patent Citations (12)
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JPH07263997A (ja) * | 1994-03-24 | 1995-10-13 | Mitsubishi Electric Corp | 高周波モジュール、高周波回路、増幅器、雑音特性測定装置、および雑音特性測定方法 |
JP3003915U (ja) * | 1994-05-06 | 1994-11-01 | 日本放送協会 | トレーサ型配電線雑音探知器 |
CN1163527A (zh) * | 1996-02-26 | 1997-10-29 | 松下电器产业株式会社 | 用于数字通信的高频无线电信号接收设备 |
CN1162746A (zh) * | 1996-04-15 | 1997-10-22 | 三菱电机株式会社 | 微波探测器 |
KR20120096260A (ko) * | 2011-02-22 | 2012-08-30 | 삼성전자주식회사 | 전자파 커플링 측정장치 및 이를 이용한 노이즈 간섭 분석 시스템 |
CN104272686A (zh) * | 2012-05-07 | 2015-01-07 | 中兴通讯(美国)公司 | 微波数字无线电应用中的双接收机信号电平和干扰检测接收机结构 |
CN104244685A (zh) * | 2013-06-21 | 2014-12-24 | 中兴通讯股份有限公司 | 一种降低电磁干扰的方法和装置 |
CN204330901U (zh) * | 2014-12-11 | 2015-05-13 | 云南电网公司昭通供电局 | 一种新型噪声传感器 |
CN206114797U (zh) * | 2016-09-07 | 2017-04-19 | 华讯方舟科技(湖北)有限公司 | 一种微波变频器抗干扰测试系统 |
CN106771687A (zh) * | 2016-12-22 | 2017-05-31 | 华讯方舟科技(湖北)有限公司 | 一种用于测试微波产品装配cap后的噪声的设备及方法 |
CN107942152A (zh) * | 2017-11-15 | 2018-04-20 | 中国电子科技集团公司第四十研究所 | 一种微波射频前端的噪声测量装置及测量方法 |
CN208506144U (zh) * | 2018-07-24 | 2019-02-15 | 华讯方舟科技有限公司 | 微波变频器噪声值检测系统 |
Non-Patent Citations (1)
Title |
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光伏逆变器辐射EMI噪声机理与抑制方法;李林 等;电力电子技术(第8期);第95-97页 * |
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Effective date of registration: 20240718 Address after: Room 430, Building 37, Chentian Industrial Zone, Baotian 1st Road, Xixiang Street, Bao'an District, Shenzhen City, Guangdong Province 518100 Patentee after: Shenzhen Zhongtou Huaxun Terahertz Technology Co.,Ltd. Country or region after: China Address before: 518000 404, building 37, chentian Industrial Zone, chentian community, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Huaxun ark Photoelectric Technology Co.,Ltd. Country or region before: China Patentee before: CHINA COMMUNICATION TECHNOLOGY(HUBEI) Co.,Ltd. |