Zobrazeno 1 - 10
of 24
pro vyhledávání: '"A.K. Hanjura"'
Autor:
A. Sen Gupta, A.K. Hanjura, S. K. Das, Indu Kaul, Chandan Bhat, Himani Goel, Shibban K Kaul, Rekha Koul, B.S. Mathur, M. Kothari
Publikováno v:
IETE Technical Review. 20:493-505
We describe the operation of the Standard Time & Frequency Signal (STFS) broadcast via INSAT satellite in the so-called online differential mode. The transmission setup at the Delhi Earth station and the recent version ofthe STFS decoder are briefly
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2a30b11ecc524c42891348c692a0abdf
https://doi.org/10.1080/02564602.2003.11417109
https://doi.org/10.1080/02564602.2003.11417109
Publikováno v:
IETE Technical Review. 13:241-245
We demonstrate the capability of the Standard Time and Frequency Signal (STFS) broadcast via INSAT to provide time synchronisation with the Indian Standard Time to a 1–2 μsec accuracy in a differential mode. The data used in this study comprise of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bd415d0b13504e75e096c2ff207f372d
https://doi.org/10.1080/02564602.1996.11416613
https://doi.org/10.1080/02564602.1996.11416613
Publikováno v:
Proceedings of the IEEE. 79:973-982
The authors discuss the advantages of broadcasting time from a satellite over the more traditional ground based methods such as short wave and low frequency standard time and frequency broadcasts. The authors describe several one way satellite time s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5bebd3642767236b8f95d605c8bf599d
https://doi.org/10.1109/5.84974
https://doi.org/10.1109/5.84974
Publikováno v:
IETE Journal of Education. 30:69-72
The UTC (NPLI)* is based on a Hewlett-Packard Commercial Cesium clock out of a group of four such standards. Linkage of this time scale was started in 1979 using VLF signal reception, periodically confirmed using portable clock trips. VLF measurement
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::67e657539f43bc7490053f6778c3b4de
https://doi.org/10.1080/09747338.1989.11436236
https://doi.org/10.1080/09747338.1989.11436236
Autor:
A.K. Suri, Kulwant Kumar, C. L. Jain, M. R. Sivaraman, B.S. Mathur, A. Sen Gupta, P Banerjee, A.K. Hanjura, Mithlesh Saxena
Publikováno v:
IETE Journal of Research. 31:194-197
The availability of Indian Experimental Satellite “APPLE” gave an opportunity to try out various techniques and to firm up the specifications of the hardware and software required to be developed for precise time transfer, especially in relevance
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9743e23c7fc7161f79e8c7f66a0d6612
https://doi.org/10.1080/03772063.1985.11436541
https://doi.org/10.1080/03772063.1985.11436541
Publikováno v:
IETE Technical Review. 3:85-88
The present paper describes the design of a Digital Phase Lock Loop (DPLL) for tracking the phase of an input signal of 5 kHz. The DPLL uses 5 MHz external reference frequency sources which is divided down to 5 kHz for phase comparison with the input
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fbb44176a88e340052f88cc6e82c88ff
https://doi.org/10.1080/02564602.1986.11437906
https://doi.org/10.1080/02564602.1986.11437906
Autor:
M.L. Shakdhar, A.K. Suri, Mithlesh Saxena, P. K. Banerjee, B.S. Mathur, Pooja Sood, A.K. Hanjura, D.S. Sachdeva, Rohit Anand, A. Sen Gupta
Publikováno v:
IETE Journal of Research. 28:149-151
The National Phyical Laboratory (NPL), in collaboration with Overseas Communications Service (OCS), has been giving HF time broadcast tinder the call sign ATA since 1959. These signals are being used by a large number of scientific users in India and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ded5fc15199d774373c8c8d2ec2213d0
https://doi.org/10.1080/03772063.1982.11452664
https://doi.org/10.1080/03772063.1982.11452664
Publikováno v:
IETE Journal of Research. 31:29-31
An attempt has been made to compute the received field strengths of ATA transmissions over the Indian Subcontinent. This short communication describes some illustrative results of these computations. These results are expected to serve as useful guid
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c47c089678a844d3f1be46185287c941
https://doi.org/10.1080/03772063.1985.11436480
https://doi.org/10.1080/03772063.1985.11436480
Publikováno v:
IETE Journal of Research. 30:66-67
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9e22155a95398e8f0a75cc63e61ca7bb
https://doi.org/10.1080/03772063.1984.11453237
https://doi.org/10.1080/03772063.1984.11453237
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