CN101504462A - Phase difference detection method and system, double-crystal oscillation mixer circuit and distance measurement apparatus - Google Patents
Phase difference detection method and system, double-crystal oscillation mixer circuit and distance measurement apparatus Download PDFInfo
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Cited By (23)
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CN102540170A (en) * | 2012-02-10 | 2012-07-04 | 江苏徕兹光电科技有限公司 | Calibration method based on phase measurement of double-wavelength laser tube and distance measurement device of double-wavelength laser tube |
CN101762809B (en) * | 2009-12-29 | 2012-08-08 | 江苏徕兹光电科技有限公司 | Calibration method based on liquid crystal light valve principle phase position measurement, calibration device and distance measuring device |
CN102830395A (en) * | 2012-05-30 | 2012-12-19 | 重庆大学 | High-precision phase type microwave distance measuring device and method |
CN103185883A (en) * | 2011-12-31 | 2013-07-03 | 国民技术股份有限公司 | Primary distance measurement device, distance-measured device, distance measurement system and distance measurement method |
CN103983962A (en) * | 2014-06-06 | 2014-08-13 | 杜鑫 | Calibration method and device for phase measurement and measuring device |
CN104635239A (en) * | 2015-03-02 | 2015-05-20 | 金华马卡科技有限公司 | Distance-measuring equipment and distance-measuring method thereof |
WO2015158187A1 (en) * | 2014-04-16 | 2015-10-22 | 上海诺司纬光电仪器有限公司 | Single optical path laser ranging system |
CN106646432A (en) * | 2017-02-13 | 2017-05-10 | 杜鑫 | Laser range calibration method and device |
CN106646502A (en) * | 2016-11-10 | 2017-05-10 | 深圳市摩天射频技术有限公司 | Novel laser ranging device and method |
CN106772343A (en) * | 2016-12-29 | 2017-05-31 | 武汉高思光电科技有限公司 | Method for detecting phases and phase detection device |
CN106768397A (en) * | 2017-01-17 | 2017-05-31 | 中国计量科学研究院 | Phase method for generation and its phase generating means with physics traceability |
CN107889100A (en) * | 2016-09-30 | 2018-04-06 | 天津福乐融融投资管理中心(有限合伙) | A kind of data communication method and data communication apparatus |
CN108072506A (en) * | 2016-11-15 | 2018-05-25 | 上海朗研光电科技有限公司 | The method for fast measuring of dual complex frequency OTDR |
CN108983175A (en) * | 2017-06-01 | 2018-12-11 | 南京理工大学 | Method based on the continuous wave frequency short-range detecting systematic survey shell angle of fall |
CN109031254A (en) * | 2018-09-28 | 2018-12-18 | 黄耀勇 | Ranging calibration method, device and measuring system |
CN109323634A (en) * | 2017-07-31 | 2019-02-12 | 南京理工大学 | Method based on the linear frequency modulation short-range detecting systematic survey shell angle of fall |
CN110716193A (en) * | 2019-12-12 | 2020-01-21 | 深圳市迈测科技股份有限公司 | Signal generation method and device |
CN111596303A (en) * | 2020-07-02 | 2020-08-28 | 国科光芯(海宁)科技股份有限公司 | Laser ranging method and system and laser radar |
WO2021051970A1 (en) * | 2020-01-20 | 2021-03-25 | 深圳市速腾聚创科技有限公司 | Method and apparatus for measuring time-of-flight, storage medium, and lidar |
CN113608175A (en) * | 2021-08-03 | 2021-11-05 | 上海无线电设备研究所 | RCS measurement transceiving system based on quantum cascade |
WO2022057390A1 (en) * | 2020-09-16 | 2022-03-24 | 深圳市镭神智能***有限公司 | Light emitting module, optical signal detection module, optical system, and lidar system |
CN114513251A (en) * | 2022-01-04 | 2022-05-17 | 北京大学 | Continuous phase measurement method based on double mixing |
US11747474B2 (en) | 2019-11-18 | 2023-09-05 | Shenzhen Mileseey Technology Co., Ltd. | Systems and methods for laser distance measurement |
-
2008
- 2008-02-04 CN CNA2008100653430A patent/CN101504462A/en active Pending
Cited By (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101762809B (en) * | 2009-12-29 | 2012-08-08 | 江苏徕兹光电科技有限公司 | Calibration method based on liquid crystal light valve principle phase position measurement, calibration device and distance measuring device |
CN103185883A (en) * | 2011-12-31 | 2013-07-03 | 国民技术股份有限公司 | Primary distance measurement device, distance-measured device, distance measurement system and distance measurement method |
CN102540170A (en) * | 2012-02-10 | 2012-07-04 | 江苏徕兹光电科技有限公司 | Calibration method based on phase measurement of double-wavelength laser tube and distance measurement device of double-wavelength laser tube |
CN102830395A (en) * | 2012-05-30 | 2012-12-19 | 重庆大学 | High-precision phase type microwave distance measuring device and method |
WO2015158187A1 (en) * | 2014-04-16 | 2015-10-22 | 上海诺司纬光电仪器有限公司 | Single optical path laser ranging system |
CN103983962A (en) * | 2014-06-06 | 2014-08-13 | 杜鑫 | Calibration method and device for phase measurement and measuring device |
CN103983962B (en) * | 2014-06-06 | 2018-06-05 | 江苏徕兹测控科技有限公司 | A kind of calibration method of phase measurement, device and measuring device |
WO2016138696A1 (en) * | 2015-03-02 | 2016-09-09 | 金华马卡科技有限公司 | Ranging equipment and ranging method thereof |
CN104635239A (en) * | 2015-03-02 | 2015-05-20 | 金华马卡科技有限公司 | Distance-measuring equipment and distance-measuring method thereof |
CN107889100A (en) * | 2016-09-30 | 2018-04-06 | 天津福乐融融投资管理中心(有限合伙) | A kind of data communication method and data communication apparatus |
CN106646502A (en) * | 2016-11-10 | 2017-05-10 | 深圳市摩天射频技术有限公司 | Novel laser ranging device and method |
CN106646502B (en) * | 2016-11-10 | 2023-12-08 | 深圳市摩天射频技术有限公司 | Laser ranging equipment and method |
CN108072506A (en) * | 2016-11-15 | 2018-05-25 | 上海朗研光电科技有限公司 | The method for fast measuring of dual complex frequency OTDR |
CN106772343A (en) * | 2016-12-29 | 2017-05-31 | 武汉高思光电科技有限公司 | Method for detecting phases and phase detection device |
CN106768397A (en) * | 2017-01-17 | 2017-05-31 | 中国计量科学研究院 | Phase method for generation and its phase generating means with physics traceability |
CN106768397B (en) * | 2017-01-17 | 2024-05-14 | 中国计量科学研究院 | Phase generating method with physical traceability and phase generating device thereof |
CN106646432A (en) * | 2017-02-13 | 2017-05-10 | 杜鑫 | Laser range calibration method and device |
CN108983175A (en) * | 2017-06-01 | 2018-12-11 | 南京理工大学 | Method based on the continuous wave frequency short-range detecting systematic survey shell angle of fall |
CN109323634A (en) * | 2017-07-31 | 2019-02-12 | 南京理工大学 | Method based on the linear frequency modulation short-range detecting systematic survey shell angle of fall |
CN109031254A (en) * | 2018-09-28 | 2018-12-18 | 黄耀勇 | Ranging calibration method, device and measuring system |
US11747474B2 (en) | 2019-11-18 | 2023-09-05 | Shenzhen Mileseey Technology Co., Ltd. | Systems and methods for laser distance measurement |
CN110716193A (en) * | 2019-12-12 | 2020-01-21 | 深圳市迈测科技股份有限公司 | Signal generation method and device |
CN110716193B (en) * | 2019-12-12 | 2020-05-08 | 深圳市迈测科技股份有限公司 | Signal generation method and device |
WO2021051970A1 (en) * | 2020-01-20 | 2021-03-25 | 深圳市速腾聚创科技有限公司 | Method and apparatus for measuring time-of-flight, storage medium, and lidar |
CN111596303A (en) * | 2020-07-02 | 2020-08-28 | 国科光芯(海宁)科技股份有限公司 | Laser ranging method and system and laser radar |
WO2022057390A1 (en) * | 2020-09-16 | 2022-03-24 | 深圳市镭神智能***有限公司 | Light emitting module, optical signal detection module, optical system, and lidar system |
CN113608175A (en) * | 2021-08-03 | 2021-11-05 | 上海无线电设备研究所 | RCS measurement transceiving system based on quantum cascade |
CN113608175B (en) * | 2021-08-03 | 2023-09-19 | 上海无线电设备研究所 | RCS measurement receiving and transmitting system based on quantum cascade |
CN114513251A (en) * | 2022-01-04 | 2022-05-17 | 北京大学 | Continuous phase measurement method based on double mixing |
CN114513251B (en) * | 2022-01-04 | 2024-01-16 | 北京大学 | Continuous phase measurement method based on double mixing |
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