COORDINATION OF SATELLITE NETWORKS

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COORDINATION OF SATELLITE NETWORKS
Yvon Henri yvon.henri_at_itu.intRadiocommunication
BureauITU
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INTERFERENCE
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PROVISIONS OF RADIO REGULATIONS

• PLANNED SERVICESBroadcasting satellite service
  (Appendices S30 and S30A)Fixed-satellite
  service(Appendix S30B)
• NON-PLANNED SERVICESCoordination and
  notification procedures

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REGULATORY PROCEDURES APPLICABLE TO NON-PLANNED
SPACE SERVICES
ADVANCE PUBLICATION Art. S9,Section I,
Sub-Sections IA and IB ApS4/V and VI
Applies for all satellitenetworks except for
those to be operated in accordance with a Plan
i.e. App. S30, S30A S30B
REQUEST AGREEMENT Art. S9/S9.21 ApS4/II or III
REQUEST COORDINATION
ApS4/II
GEO only
GEO Non-GEO
GEO Non-GEO
Non-GEO v. Non-GEO, GEO,
TERR GEO v. Non-GEO,TERR S9.11A (12, 12A, 13,
14)
Applies only in certain bands services
GEO v. GEO Art. S9/S9.7 Res. 33/II
BSS v. TERR S9.11 Res. 33/I
Non-GEO
NOTIFICATION Art. S11 Res. 33 ApS4/II or III
RECORDING IN MIFR
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PROCEDURES APPLICABLE TO SATELLITE SYSTEMS IN
NON-PLANNED SERVICES

• ART. S9
• Procedure for Effecting Coordination with or
  Obtaining Agreement of other Administrations

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WRC-95, 97 SIMPLIFIED COORDINATION
PROCEDURE Article S9 contains all cases of
coordination in non-planned bands for GSO and
N-GSO networks, earth and terrestrial stations
(previously Articles 11, 14, Resolutions 33, 46
and Article 7 of AP30 and AP30A)
(WRC-2000)
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ADVANCE PUBLICATION OF INFORMATION ON SATELLITE
SYSTEMS (OR NETWORKS)(Section I of Article S9)

• Aim is to inform all administrations of any
  planned satellite system (GSO or N-GSO) and the
  general description of the system (or network)
• Formal mechanism for making initial assessment of
  the effect of the planned satellite network

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ADVANCE PUBLICATION (2)

• Res. 51 (WRC-97) Res. 51 (WRC-2000)
• Resolves 1 Provisions of Sections 1, 1A and 1B
  of Article S9 and some provisions of Art. S11
  shall be applied on a provisional basis as from
  22.11.97
• Resolves 4 The revised APS4 with respect to the
  API for satellite networks which are subject to
  coordination shall be applied as from 22.11.97

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ADVANCE PUBLICATION (3) Section I has two
sub-sections

• 1A Advance publication of information on
  satellite systems that are not subject to
  coordination procedure under Section II of the
  Article
• 1B Advance publication of information on
  satellite systems that are subject to the
  coordination procedure under Section II

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ADVANCE PUBLICATION (4)

• Information to be communicated to the BR APS4
  (Forms of notice APS4/V and APS4/VI BR Circular
  letter CR/86 of 25.03.98)
• To be initiated 2- 5 years before the planned
  date of bringing into use of the network (or
  system)-S9.1
• BR publishes Special Section API/A
• four months for comments

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COMMENTS OF RADIOCOMMUNICATION BUREAU RELATING TO
THE SPECIAL SECTION NUMBERING

• 1. The advance publication procedure of Section
  I of the Annex I to Res. 46 is also required with
  respect to the following frequency bands 18.9 -
  19.6 GHz
• 28.7 - 29.4 GHz
• 2. Paragraph 3.1 of Resolution 33 of
• WARC-79 is applicable to the following frequency
  band 21.4 - 21.9 GHz

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ADVANCE PUBLICATION (5)

• Progress report 4 months after publication (for
  satellite networks not subject to further
  coordination)
• BR publishes AR11/B Sp. Section
• API phase is obligatory, before coordination
  phase or notification
• No priority in being first to start advance
  publication

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ADVANCE PUBLICATION (6)

• Must be re-started
• for new frequency band(s)
• for a change of GSO orbital location
• by gt12 degrees

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COORDINATION OF SATELLITE NETWORKS

• Section II, Article S9
• Procedure for effecting coordination
• Contains all cases of coordination in non-planned
  bands of satellite systems (GSO and N-GSO), earth
  and terrestrial stations (Article 11 Sections
  II, III, IV, Article 14, Resolutions 33, 46 and
  Article 7 of AP30, AP30A)

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COORDINATION (2)

• Procedure for coordination of GSO and Non-GSO
  satellite network
• (Section II of Article 11, Article 14,
  Resolutions 33, 46 and Article 7 of AP30, AP30A)
• Article S9 shall be applied for coordination of
  GSO and N-GSO networks in the following cases

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COORDINATION (3)

• GSO networks w.r. to other GSO networks (in
  non-planned bands) - S9.7
• between GSO and N-GSO and between N-GSO networks
  (in accordance with a footnote in the Table) -
  S9.12, S9.12A and
• 
  S9.13
• space station of a satellite network w.r. to
  stations of terrestrial services where the
  threshold value is exceeded - S9.14

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COORDINATION (4)

• transmitting GSO space station in the FSS w.r. to
  stations of the BSS and FL in the BSS (APS30,
  APS30A) - S9.8 and S9.9
• space station in the BSS (non-planned) with
  respect to terrestrial services - S9.11/Res. 33
• any station of a space service for which the
  requirement to seek the agreement of other
  administrations is included in a footnote to the
  Table - S9.21

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COORDINATION (5)

• in all these cases requests for coordination
  shall be sent by the requesting administration to
  the BR together with the appropriate information
  listed in APS4 (S9.30)
• simultaneous request for all required
  coordinations (S9.23)

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COORDINATION (6)

• date of receipt of the coordination request must
  be gt six months after the date of receipt of API
  (S9.1)
• request for coordination shall be received by the
  BR within 24 months after the date of receipt of
  the advance information (S9.5D)

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COORDINATION (7)Action of the BR

• The Bureau examines coordination requests (if
  complete) for conformity with
• the Table of Frequency Allocations
• other provisions of the RR (e.g.
• compliance with PFD limits)
• The Bureau identifies, in accordance with ApS5 ,
  any administration with which coordination may
  need to be effected

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COORDINATION (8)

• APS5
• Identification of administrations with which
  coordination is to be effected or agreement
  sought under the provisions of Article S9
• APS5 contains criteria for identification of
  assignments to be taken into account in effecting
  coordination or seeking agreement

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COORDINATION (9)

• Methods, threshold levels and conditions given
  in Tables S5-1 and S5-2 differ according to the
  specific cases of coordination (GSO/GSO,
  GSO/N-GSO, GSON-GSO with respect to terrestrial
  services)

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COORDINATION (10)

• GSO/GSO
• criterion DeltaT/Tgt6, method of
• calculation
  in ApS8
• Coordination Arc GSO FSS in certain
• frequency
  bands
• List of ADMINs, and a list of
• NETWORKS for information

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COORDINATION (11)

• The BR publishes the information (network
  data) in a Special Section of its Weekly Circular
  IFIC, on CD-ROM, fortnightly since 2000, as well
  as the results of its examination, i.e. findings,
  coordination requirements (list of ADMINS), list
  of networks (for information, where appropriate)

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RADIOCOMMUNICATION BUREAU COMMENTS
Relating to the Administrations to which the
request for coordination has been addressed under
RR1073 J, RUS, SNG, THA, USA/IT Relating to the
examination with respect to RR1077 Coordination
is also required with the following
Administrations BLK/IK, CHN, G, INS, LAO, MLA,
PHL, UAE
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RADIOCOMMUNICATION BUREAU COMMENTS
Relating to the examination with respect to
RR1077 Coordination is also required with the
following Administrations Coordination
Arc BLK/IK, G, INS, MLA, UAE DeltaT/T CHN, G,
INS, LAO, MLA, PHL, UAE List of ADMs for each
group Network list
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Relating to the Finding with respect to RR1503
1. For frequency assignments in the 12.5-12.7
GHz band 1.1 UNFAVOURABLE for all frequency
assignments to the transmitting space station
beams ETH and ETV with maximum power density
greater than or equal to 55.8 dBW/Hz (the p.f.d.
limits of S21.16 are exceeded).
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Relating to the Finding with respect to RR1503

• 1.2 UNFAVOURABLE for frequency assignment 12.5
  GHz to the transmitting space station beam UPC
  (out-of-band).
• 1.3 FAVOURABLE for all other frequency
  assignments.

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COORDINATION (12)

• The list of
• administrations identified by the BR under S9. 11
  to S9.14 and S9.21
• networks identified by the BR under S9.7/S9.27
• are only for information purposes (to help
  administrations comply with procedures) -
  S9.36.1, S9.36.2

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COORDINATION (13)

• The list of ADMINs identified under S9.7 to S9.9,
  as a result of DeltaT/T, is the formal list of
  administrations with which coordination is
  required.
• Coordination Arc results S9.41, inclusion,
  exclusion (4 months)
• Four months for comments

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COORDINATION (14)

• For coordination requests under S9.12 to S9.14
  the BR shall, 45 days prior to the expiry of the
  four-month period, dispatch a circular telegram
  to all administrations bringing the matter for
  their attention and 30 days later a reminder
  (S9.52D)

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COORDINATION (15) Action by administrations

• An administration having received a request for
  coordination shall examine the matter with
  respect to interference which may be caused to,
  or in certain cases caused by, its own assignments

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COORDINATION (16) Action by administrations

• notify the requesting administration and the BR
  within four months from the date of publication
  of the IFIC of either
• its agreement to the proposal, or
• the disagreement, giving pertinent details upon
  which disagreement is based

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COORDINATION (17) Action by administrations

• For coordination requests under S9.11 (Res. 33,
  w.r. to terrestrial services), S9.12-S9.14 and
  S9.21, the absence of response within a four
  month period means agreement (S9.52C)

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COORDINATION (18) Res. 33 (Rev. WRC-97)

• Procedure applicable to BSS in non-planned bands
  is included in Art S9. However, WRC-97 decided
  that for satellite networks for which advance
  information or coordination requests were
  received prior to 01.01.99 - Res. 33 applies. If
  advance information or coordination requests are
  received after 01.01.99 - Art. S9 applies.

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COORDINATION (19)

• Coordination is a regulatory obligation
• for the administration wishing to assign a
  frequency to a station
• for any other administration whose services might
  be affected. (S9.53)
• The agreement resulting from the coordination
  involves certain legal rights and obligations.

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COORDINATION (20)

• Coordination must be effected in accordance with
  RR procedures and on the basis of the criteria
  established by the RR or agreement between
  administrations.

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Extension of the date of bringing into use of
frequency assignments to space networks

• The previous RR
• The notified date of bringing into use of the
  first assignment of a satellite network shall not
  be later than six years from the date of API
  publication. This date will be extended at the
  request of the administration by no more than
  three years. (RR1550)

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Extension (2)

• S9.1 Advance publication procedure shall be
  initiated not earlier than 5 years before the
  planned date of bringing into use of the network.
• S11.44 The notified date of bringing into use of
  any frequency assignment to a space station shall
  be not later than 5 years following the date of
  receipt by the BR of the relevant information
  under S9.1.

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Extension (3)

• S11.44 The notified date of bringing into use may
  be extended by not more than 2 years, only under
  conditions specified under S11.44B to S11.44I.
• That is, a maximum of 7 years from the date of
  receipt of API.

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Extension (4)

• S11.44B The notified date of bringing into use
  will be extended by the Bureau in accordance with
  No. S11.44 if due diligence information required
  by Res.49(WRC-97) is provided for the satellite
  network if the procedure for effecting
  coordination in accordance with Section II of
  Article S9 as applicable has commenced and if
  the notifying administration certifies that the
  reason for the extension is one or more of the
  following specific circumstances

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Extension (5)

• S11.44C a) launch failure
• S11.44D b) launch delays due to circumstances
  outside the control of the administration or
  operator
• S11.44E c) delays caused by modifications of
  satellite design necessary to reach coordination
  agreements
• S11.44F d) problems in meeting the satellite
  design specifications
• S11.44G e) delays in effecting coordination after
  the assistance of the Bureau was requested under
  No. S9.59
• S11.44H f) financial circumstances outside the
  control of the administration or the operator or
• S11.44I g) force majeure.

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Extension (6)

• Res. 51 (WRC-97) Res. 51 (WRC-2000)
• Provisional application of certain provisions
  of the RR as modified by the WRC-97 and
  transitional arrangements.
• Resolves 3 For satellite networks for which API
  has been received by the BR prior to 22/11/97,
  the maximum allowed time period of bringing the
  relevant frequency assignment into use shall be 6
  years plus the extensions pursuant to RR1550 from
  the date of the receipt publication of the API.

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Due Diligence (Administrative)

• Res. 49 (Rev. WRC-2000) to address the problem
  of reservation of orbit and spectrum capacity
  without actual use (Res. 18 of Kyoto
  Plenipotentiary)
• Application for any satellite network in the
  FSS, MSS, BSS subject to coordination and MOD BSS
  APS30/S30A plans and APS30B add. Uses from
  22.11.97

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Due Diligence (2)Due Diligence information
required

• Annex 2 to Resolution 49 (Rev. WRC-2000)
• A. Identity of the satellite network
• B. Spacecraft manufacturer
• C. Launch services provider

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Annex 2 to Resolution 49(Rev. WRC-2000)
A. Identity of the satellite network

• a) Identity of the satellite network
• b) Name of the administration
• c) Country symbol
• d) Reference to the advance publication
  information or to the request for modification of
  the Plans in Appendices S30 and S30A

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Annex 2 to Resolution 49(Rev. WRC-2000)

• e) reference to the request for coordination
• f) Frequency band(s)
• g) Name of the operator
• h) Name of the satellite
• I) Orbital characteristics

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Annex 2 to Resolution 49(Rev. WRC-2000)
B. Spacecraft manufacturer

• a) Name of the spacecraft manufacturer
• b) Date of execution of the contract
• c) Contractual delivery window
• d) Number of satellites procured

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Annex 2 to Resolution 49(Rev. WRC-2000) C.
Launch services provider

• a) Name of the launch vehicle provider
• b) Date of execution of the contract
• c) Anticipated launch or in-orbit delivery window
• d) Name of the launch vehicle
• e) Name and location of the launch facility

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Due Diligence (3)

• Six months before expiry of the notified period
  and if the administration has not submitted the
  due diligence information the BR sends a
  reminder.
• If the complete due diligence information is not
  received within the specified time limit, the
  network shall no longer be taken into account and
  shall not be recorded in the Master Register.

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INTERFERENCE