The 2009 National Time Frequency Academic Conference, held by Time Frequency Professional Committee of Chinese Astronomical Society, Metrology and Test Professional Committee of Chinese Society of Astronautics, Time Service and Time Professional Committee of China Technical Application Association for Global Positioning System and Time Frequency Professional Committee of Chinese Society for Measurement, and undertaken by Sichuan Xinhua Time & Frequency Co., Ltd., was convened in the charming Rongcheng—Chengdu on Oct. 22-24. More than 130 papers are received during the conference. Nearly 200 representatives from more than 30 units exchanged the latest research achievements in the time frequency field in the conference. The conference report includes four parts, namely, time frequency standard, Oscillator and frequency synthesis, measurement and metrology of time frequency, time keeping and time service technology, time frequency transmission technology and time frequency application technology. After the conference, the four professional committees have entered into the following agreement: continue to hold jointly the national time frequency academic conference, change the current biennial term into annual, and set up “Time Frequency Industry-University-Research (IUR) Excellence Awards” in each conference.

Director Guo Ji and Deputy Director Wu Haitao of the NTSC attended the conference. Researcher Zhang Shougang anchored the opening ceremony of the conference. And more than 30 representatives from the NTSC participated in the conference.