English Español
		Copie Imprimable
Bureau du Secrétaire Général Radio- communication (ITU-R) Normalisation (ITU-T) Développement (ITU-D) Expositions et Forums de TELECOM Membres	Home Page : Publications Contributions to WP 3L (1996-97) [3L/1] Numbering of input documents [3L/2] Liaison statement from WP 8A concerning Rec. 720 (GT PLEN-B) of WRC-95 [3L/3] Question ITU-R 212/10 on planning procedures for HF broadcasting [3L/4] Work programme leading up to the cologne, 11-15 March 1996 meeting [3L/5] Proposed contributions to ITU-R SG 3 based on cost 238 results [3L/6] Comparison procedure including day-to-day statistics [3L/7] Determination of optimum frequency combinatio [3L/8] Multiple frequency area reliability calculation for broadcasting applications [3L/9] The ITU Handbook and operational forecasting and near-real-time assessment of ionospheric variability associated with radiocommunications [3L/10-1] Part 1: The ionosphere and its effects on terrestrial and earth-space radio propagation from VLF through gigahertz [3L/10-2] Part 2: The ionosphere and its effects on terrestrial and earth-space radio propagation from VLF through gigahertz [3L/11] A comparison of E-MUF values on terrestrial and earth-space radio propagation from VLF through gigahertz [3L/12] Draft new report - Propagation on frequencies above the basis MUF [3L/13] Standardized comparisons of predicted HF signal intensities & powers deduced using the procedure of Rec. ITU-R P.533 with the measurements of data banks D1 and P [3L/14] ITU- Reference ionospheric characteristics & method of basic MUF, operational MUF & ray-path prediction [3L/15] ITU-R Reference ionospheric characteristics & methods of basic MUF, operational MUF & ray-path prediction (Ref. solar epochs) [3L/16] ITU-R Reference ionsopheric characteristics & methods of basic MUF, operational MUF & ray-path prediction (New COST 238 regional ionospheric mapping) [3L/17] ITU-R Reference ionospheric characteristics & method of basic MUF, operational MUF & ray-path prediction (instantaneous ionospheric maps & models) [3L/18] ITU-R Reference ionospheric characteristics & method of basic MUF, operational MUF & ray-path prediction (New COST 238 model electron-density height profile) [3L/19] Choice of indices for long-term ionospheric predictions [3L/20 - 3M/4] Ionospheric effects influencing radio systems involving spacecraft (instantaneous tec) [3L/21 - 3M/5] Ionospheric effects influencing radio systems involving spacecraft (maps of monthly median tec) [3L/22] Short-term forecasting of critical frequencies, operational maximum usable frequencies & total electron content [3L/23] Short-term forecasting of critical frequencies, operational maximum usable frequencies & toal electron content (Calalogue of disturbed & quiet days) [3L/24] Short-term forecasting of critical frequencies, operational maximum usable frequencies & total electron content (solar flares as precursors of geomagnetic & ionospheric disturbances) [3L/25] Report of Chairman WP RG4 to WP 3L [3L/27 - 3K/1 - 3M/6] Radiowave propagation studies for CPM-97 [3L/28 - 3J/10 - 3K/3 - 3M/25] Response from TG 1/3 to Liaison statements prepared by the WPs of SG 3 concerning spurious emission interference [3L/30] Proposed revision of Rec. ITU-R P.434: ITU-R Reference ionospheric characteristics and methods of basic MUF and ray-path prediction [3L/32] Proposed revision of Question ITU-R 224/3: The prediction of system performance and reliability for digital modulation techniques at HF [3L/33] Contribution towards future revision of Rec. ITU-R P.842: Computation of reliability and compatibility of HF radio systems [3L/34] Chairman's Report (Period March 1996 - January 1997) [3L/35] Report concerning short term forcasting and channel evaluation [3L/36] Daily data bank of HF field strength [3L/37 - 3J/28] Improved representation of oblique HF raypaths [3L/38 - 3J/29] Determination of the accuracies of the COST 238 (Prime) regional and of the ITU-R Global monthly median maps of the FOF2 and M(3000) F2 ionospheric characteristics and proposals for implementing improvements to the ITU-R mappings [3L/39] Draft revision of Rec. ITU-R P.845-2: HF field strength measurement [3L/40] Report of Chairman WP Rapporteur Group 4 to WP 3L for the period March 1996 - January 1997 [3L/41] Report of Chairman WP Rapporteur Group 7 to WP 3L for the period March 1996 - January 1997 [3L/43] Reply to the liaison statement from Working Party 3L - HF reference receiving antenna characteristics [3L/44] Liaison statement to Working Party 3L concerning simulation of HF transmission through and ionospheric channel [3L/42] Report by the Chairman (7-13 January 1997) - HF Propagation

Début de page - Commentaires - Confidentialité - Droit d'auteur © UIT 2001 Tout droits réservés Contact pour cette page : webmaster@itu.int Mis à jour le 2007-03-30