communications interoperability - “the whole story” bob speidel, esq. (434) 385-2465 (434)...
DESCRIPTION
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved The “Missing Side” Phenomenon HEAT FUEL OXYGENTRANSCRIPT
Communications Interoperability Communications Interoperability - - “The Whole Story”“The Whole Story”
Bob Speidel, Esq.Bob Speidel, Esq.(434) 385-2465(434) 385-2465
(434) 385-2886 (fax)(434) 385-2886 (fax)[email protected]@tycoelectronics.com
a/k/a - a/k/a - “Intertalkability -“Intertalkability - Truths and Truths and
Myths”Myths”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FUEL
HEA
T
OXYGEN
Fire Triangle - Fire Triangle - “A Familiar Analogy”“A Familiar Analogy”
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The “Missing Side” PhenomenonThe “Missing Side” Phenomenon
HEA
T
H
EAT
FUEL
FUEL OXYGEN
OXYGEN
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The Comms Intertalk TriangleThe Comms Intertalk Triangle
Intertalkability also has 3 componentsIntertalkability also has 3 components
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The Comms Intertalk TriangleThe Comms Intertalk Triangle
MANAGEMEN
T
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The Comms Intertalk TriangleThe Comms Intertalk Triangle
MANAGEMEN
T REGULATORY
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The Comms Intertalk TriangleThe Comms Intertalk Triangle
TECHNICAL
MANAGEMEN
T REGULATORY
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
KABILITYTECHNICAL
MANAGEMEN
T REGULATORY
INTERTAL
The Comms Intertalk TriangleThe Comms Intertalk Triangle
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The “Missing Side” PhenomenonThe “Missing Side” Phenomenon
MANAG
EMEN
T REGULATORY
TECHNICAL
REGULATORY
MANAG
EMEN
T
TECHNICAL
KABILITYINTERTALA MISSING SIDE A MISSING SIDE
DESTROYS INTERTALK DESTROYS INTERTALK TRIANGLE AS WELL!!!TRIANGLE AS WELL!!!
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The 1The 1stst Side of Comm Intertalk Side of Comm Intertalk
MANAGEMEN
T
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Mgmt - Your Area of ExpertiseMgmt - Your Area of Expertise• Successful/Complete Intertalkability Successful/Complete Intertalkability needs your expertise! NOW!needs your expertise! NOW!
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Mgmt - Your Area of ExpertiseMgmt - Your Area of Expertise• Successful/Complete Intertalkability needs your expertise! NOW!Successful/Complete Intertalkability needs your expertise! NOW!
• Geographic Scope of the problem is Geographic Scope of the problem is enormous!enormous!
• LocalLocal• RegionalRegional• Inter-RegionalInter-Regional• StatewideStatewide• Multi-StateMulti-State• NationwideNationwide• InternationalInternational
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Mgmt - Your Area of ExpertiseMgmt - Your Area of Expertise• Successful/Complete Intertalkability needs your expertise! NOW!Successful/Complete Intertalkability needs your expertise! NOW!• Geographic Scope of the problem is enormous!Geographic Scope of the problem is enormous!
• LocalLocal• RegionalRegional• Inter-RegionalInter-Regional• StatewideStatewide• Multi-StateMulti-State• NationwideNationwide• InternationalInternational
• It is a multi-jurisdictional problemIt is a multi-jurisdictional problem• Local Local • Intra and Inter-RegionalIntra and Inter-Regional• StateState• FederalFederal• InternationalInternational
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Mgmt - Is it important?Mgmt - Is it important?
““...the rescuers' ability to save themselves and ...the rescuers' ability to save themselves and others was hobbled by … a history of tribal others was hobbled by … a history of tribal feuding and management lapses that have been feuding and management lapses that have been part of the emergency response culture in New part of the emergency response culture in New York City York City and other regionsand other regions for years.” for years.”
New York Times “9/11 Exposed Deadly Flaws in Rescue Plan” July 7, 2002New York Times “9/11 Exposed Deadly Flaws in Rescue Plan” July 7, 2002
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The 2The 2ndnd Side of Comm Intertalk Side of Comm Intertalk
REGULATORY
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
””The 2-headed monster”The 2-headed monster”
NTIANTIA(Nat’l Telecomm & Info Admin)(Nat’l Telecomm & Info Admin)
• All FederalAll Federal Gov’t UsersGov’t Users
““The Red Book”The Red Book”
FCCFCC(Fed’l Communications Comm)(Fed’l Communications Comm)
•All State/LocalAll State/Local Gov’t UsersGov’t Users•Business &Business & Industrial UsersIndustrial Users
““Title 47 CFR”Title 47 CFR”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The 1st Head of the MonsterThe 1st Head of the MonsterNTIA
(Nat’l Telecomm & Info Admin)
• All Federal Gov’t Users
“The Red Book”
FCCFCC(Fed’l Communications Comm)(Fed’l Communications Comm)
•All State/LocalAll State/Local Gov’t UsersGov’t Users•Business &Business & Industrial UsersIndustrial Users
““Title 47 CFR”Title 47 CFR”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FCC PS Landscape - FCC PS Landscape - “variable”“variable”• VHF (lo-band)VHF (lo-band)
• VHF (hi-band)VHF (hi-band)• UHFUHF• 700700• 800 non-NPSPAC800 non-NPSPAC• 800 NPSPAC800 NPSPAC• 900900
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
BandwidthBandwidth
Channel SpacingChannel Spacing
25(20) kHz25(20) kHz 12.5(11.25) 12.5(11.25) 6.256.25(6.0) (6.0)
The “Pipes” of The “Pipes” of UnderstandingUnderstanding
The Pipes are The Pipes are leaky!leaky!
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FCC VHF - LoBandFCC VHF - LoBand
25 kHz25 kHz
25 kHz25 kHz
25 kHz “mask” - 20 kHz25 kHz “mask” - 20 kHz
20 kHz20 kHz
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
20 kHz 20 kHz 20 kHz 20 kHz
FCC VHF - LoBand - In “Pipes”FCC VHF - LoBand - In “Pipes”25 kHz
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
OriginalOriginal
+/- 7.5 kHz+/- 7.5 kHz
OriginalOriginal OriginalOriginal OriginalOriginal OriginalOriginal
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
25 kHz25 kHz25 kHz
25 kHz25 kHz
+/- 7.5 kHz+/- 7.5 kHz +/- 7.5 kHz+/- 7.5 kHz+/- 7.5 kHz+/- 7.5 kHz
25 kHz “mask” - 20 kHz25 kHz “mask” - 20 kHz 12.5 kHz “mask” - 11.25 kHz12.5 kHz “mask” - 11.25 kHz
FCC VHF - HiBandFCC VHF - HiBand
Before RefarmingBefore Refarming
Refarming Refarming AddedAdded
15kHz15kHz
7.5 kHz7.5 kHz
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FCC VHF - HiBand - In “Pipes”FCC VHF - HiBand - In “Pipes”25
kH
z
15 kHzspacing
7.5 kHzspacing
12.5
kH
z
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
25.0 kHz
25.0 kHz
OriginalOriginal OriginalOriginal+/- 12.5 kHz+/- 12.5 kHz +/- 12.5 kHz+/- 12.5 kHz+/- 12.5 kHz+/- 12.5 kHz
+ 6.25 kHz+ 6.25 kHz - 6.25 kHz- 6.25 kHz + 6.25 kHz+ 6.25 kHz - 6.25 kHz- 6.25 kHz + 6.25 kHz+ 6.25 kHz - 6.25 kHz- 6.25 kHz
25 kHz “mask” - 20 kHz25 kHz “mask” - 20 kHz12.5 kHz “mask” - 11.25 kHz12.5 kHz “mask” - 11.25 kHz6.25 kHz “mask” - 6.0 kHz6.25 kHz “mask” - 6.0 kHz
FCC UHF - 450 MHz to 512 MHzFCC UHF - 450 MHz to 512 MHz
6.25 6.25 6.25 6.25 6.25 6.256.25 6.25 6.25 6.25 6.25
Before RefarmingBefore Refarming
Refarming Refarming AddedAdded
25 kHz25 kHz
6.25 kHz6.25 kHz
12.5 kHz12.5 kHz
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FCC UHF - In “Pipes”FCC UHF - In “Pipes”25
kH
z
25 kHzspacing
12.5
kH
z
12.5 kHzspacing
6.25 kHz 6.25 kHzspacing
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Multiple emissions in a single channelMultiple emissions in a single channel(a/k/a ch. splitting) allowed.(a/k/a ch. splitting) allowed.
CCombining up to ombining up to 55 channels allowed. (i.e. 125 kHz max) channels allowed. (i.e. 125 kHz max)
25 kHz “mask” - 20 kHz25 kHz “mask” - 20 kHz
FCC 800 - Non NPSPACFCC 800 - Non NPSPAC
25.0 kHz
25.0 kHz
25 kHz25 kHz
806 MHz to 821 MHz (mobile to base)806 MHz to 821 MHz (mobile to base)paired withpaired with
851 MHz to 866 MHz (base to mobile)851 MHz to 866 MHz (base to mobile)
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FCC 800 non-NPSPAC - In FCC 800 non-NPSPAC - In “Pipes”“Pipes”
25 k
Hz
25 kHzspacing
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Multiple emissions in a single channelMultiple emissions in a single channel (a/k/a ch. splitting) allowed. (a/k/a ch. splitting) allowed.
12.5 12.5 kHzkHz
25 kHz “mask” - 20 kHz25 kHz “mask” - 20 kHz
12.5 12.5 kHzkHz
25.0 kHz
25.0 kHz
25.0 kHz
25.0 kHz
25.0 kHz
FCC 800 - NPSPACFCC 800 - NPSPAC821 MHz to 824 MHz (mobile to base)821 MHz to 824 MHz (mobile to base)
paired withpaired with866 MHz to 869 MHz (base to mobile)866 MHz to 869 MHz (base to mobile)
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FCC 800 NPSPAC - In “Pipes”FCC 800 NPSPAC - In “Pipes”25
kH
z
25 k
Hz
12.5kHz 12.5kHz 12.5kHz 12.5kHz 12.5kHz 12.5kHz
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Multiple emissions in a single channelMultiple emissions in a single channel(a/k/a ch. splitting) allowed. (a/k/a ch. splitting) allowed.
Combining up to Combining up to 1010 channels allowed. (i.e. 125 kHz max) channels allowed. (i.e. 125 kHz max)
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz
12.5 kHz12.5 kHz
900 MHz - 12.5 kHz “mask” -900 MHz - 12.5 kHz “mask” - 13.6 kHz13.6 kHz
FCC 900 FCC 900 896 MHz to 901 MHz (mobile to base)896 MHz to 901 MHz (mobile to base)
paired withpaired with935 MHz to 940 MHz (base to mobile)935 MHz to 940 MHz (base to mobile)
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
13.6 kHz
12.5 kHz
12.5 kHz 12.5 kHz 12.5 kHz
FCC 900 - In “Pipes”FCC 900 - In “Pipes”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The FCC is some help? The FCC is some help?
• It may seem that the FCC is against It may seem that the FCC is against communications intertalkability.communications intertalkability.
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The FCC is some help? The FCC is some help?
• It may seem that the FCC is against communications intertalkability.It may seem that the FCC is against communications intertalkability.
However, the FCC made However, the FCC made communications “interoperability” a communications “interoperability” a
major goal of the new 700 MHz PS major goal of the new 700 MHz PS spectrum.spectrum.
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
700 MHz & PS - A 700 MHz & PS - A “little” “little” HistoryHistory““Putting Things in Perspective”Putting Things in Perspective”
• Congress - The Balanced Budget Act of 1997Congress - The Balanced Budget Act of 1997• Allocate 24 MHz by 12/31/97Allocate 24 MHz by 12/31/97• License by 9/30/1998License by 9/30/1998
• FCCFCC• Allocated 764-776 MHz & 794-806 MHz on Allocated 764-776 MHz & 794-806 MHz on 12/31/9712/31/97• Created NCC on 2/25/99 to advise on rulesCreated NCC on 2/25/99 to advise on rules
BUT, BUT,
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
““Putting Things in Perspective”Putting Things in Perspective”
• Congress - The Balanced Budget Act of 1997Congress - The Balanced Budget Act of 1997• Allocate 24 MHz by 12/31/97Allocate 24 MHz by 12/31/97• License by 9/30/1998License by 9/30/1998
• FCCFCC• Allocated 764-776 MHz & 794-806 MHz on Allocated 764-776 MHz & 794-806 MHz on 12/31/9712/31/97• Created NCC on 2/25/99 to advise on rulesCreated NCC on 2/25/99 to advise on rules
700 MHz for PS was a response to the 700 MHz for PS was a response to the PSWAC spectrum needs analysis! PSWAC spectrum needs analysis!
“Interoperability” was an afterthought.“Interoperability” was an afterthought.
700 MHz & PS - A 700 MHz & PS - A “little” “little” HistoryHistory
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FCC 700 - PS Band PlanFCC 700 - PS Band Plan7 6 4 M H z /7 9 4 M H z
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7 6 7 M H z /7 9 7 M H zG e n e r a l U s e N B : C h 3 9 /4 0 & 6 8 1 - 6 8 2 a r e N a t io n w id e I / O c a l lin g C h a n n e lsIn t e r o p e r a b il i t y L o w P o w e r C h 2 7 9 /2 8 0 & 9 2 1 /9 2 2 a r e N a t io n w id e I /O d a t a t r a n s m is s io n - o n ly C h a n n e lsR e s e r v e S t a t e s e t - a s id e
7 6 7 M H z /7 9 7 M H z
7 7 3 M H Z / 8 0 3 M H z
7 7 3 M H z /8 0 3 M H z
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0
7 7 6 M H z / 8 0 6 M H z
8 1
1 2 3 4 5 6 7 8
4 1
5 1
6 1
7 1
1 0
1 1
2 1
3 1
9
1 3 1 4
2 3
3 3 3 4
9 1
1 0 1
1 1 1 1 1 2
1 0 2
9 2
8 2
7 2
6 2
5 2
4 2
3 2
2 2
1 2
2 4
4 3
5 3
6 3
4 4
7 3
8 3
9 3
1 0 3
1 1 3 1 1 4
1 0 4
9 4
8 4
7 4
6 4
5 4
1 1 5
1 0 5
9 5
8 5
7 5
6 5
5 5
4 5
3 5
2 5
1 5
1 1 6
1 0 6
9 6
8 6
7 6
6 6
5 6
4 6
3 6
2 6
1 6
8 7
7 7
6 7
5 7
4 7
3 7
2 7
1 7
9 7
1 0 7
1 1 7 1 1 8
1 0 8
9 8
3 8
2 8
1 8
8 8
7 8
6 8
5 8
1 1 9
1 0 9
9 9
8 9
8 0
7 0
6 0
7 9
6 9
5 9
1 2 0
1 1 0
1 0 0
9 0
S e c o n d a r y T r u n k in g
5 0
4 0
3 0
2 0
3 9
2 9
1 9
4 94 8
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
700 MHz - 700 MHz - “Intertalk - Are you “Intertalk - Are you sure?”sure?”
• Completion of “complete” standardization forCompletion of “complete” standardization for “ “Interoperability”Interoperability”
• “ “Application” level for NB & WB dataApplication” level for NB & WB data• “ “Over the air” standard for WB dataOver the air” standard for WB data
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
• Completion of “complete” standardization for “Interoperability”Completion of “complete” standardization for “Interoperability”• “ “Application” level for NB & WB dataApplication” level for NB & WB data• “ “Over the air” standard for WB dataOver the air” standard for WB data
Despite what you may have heard P25, Despite what you may have heard P25, Phase 1, CAI, conventional mode is Phase 1, CAI, conventional mode is
required for operations on the NB voice required for operations on the NB voice and data “interop” channels ONLY! Any and data “interop” channels ONLY! Any
other digital technology is allowed on other digital technology is allowed on ALL other PS 700 MHz channels ALL other PS 700 MHz channels
700 MHz - 700 MHz - “Intertalk - Are you “Intertalk - Are you sure?”sure?”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
• Completion of “complete” standardization for “Interoperability”Completion of “complete” standardization for “Interoperability”• ““Application” level for NB & WB dataApplication” level for NB & WB data• “ “Over the air” standard for WB dataOver the air” standard for WB data
• Lack of Regional PlansLack of Regional Plans• No Plan = No General Use License in RegionNo Plan = No General Use License in Region
700 MHz - 700 MHz - “Reality, When?”“Reality, When?”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
700 MHz - TV Presence700 MHz - TV Presence
OKAY? How Long?OKAY? How Long?
Ch. 63-68
Ch. 64-69
TV impacting 764-769&794-799TV impacting 764-769&794-799
TV impacting 770-775&800-805TV impacting 770-775&800-805
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FCC - 700 & IntertalkFCC - 700 & Intertalk
• A step, albeit timid, in the right direction?A step, albeit timid, in the right direction?
• Unfortunately this “step” may have Unfortunately this “step” may have made the other two sides of the made the other two sides of the intertalkabilty triangle even more intertalkabilty triangle even more challenging.challenging.
””In the Final In the Final Analysis”Analysis”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The 2nd Head of the Monster!The 2nd Head of the Monster!
NTIANTIA(Nat’l Telecomm & Info Admin)(Nat’l Telecomm & Info Admin)
• All FederalAll Federal Gov’t UsersGov’t Users
““The Red Book”The Red Book”
FCC(Fed’l Communications Comm)
•All State/Local Gov’t Users•Business & Industrial Users
“Title 47 CFR”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
NTIANTIA PS Rules - PS Rules - “FCC “FCC consistent ?”consistent ?”• VHFVHF
• UHFUHF
NTIA has NTIA has NO NO 700, 800, or 900 700, 800, or 900
spectrumspectrumunder its PS jurisdictionunder its PS jurisdiction
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
NTIA VHF - NTIA VHF - 162 MHz to 174 162 MHz to 174 MHzMHzValid Valid untiluntil December 31, 2004 (The 25 kHz plan) December 31, 2004 (The 25 kHz plan)
NB: NTIA “Red Book” shows no channel plans for 138-144, 148-149.9, 150.05-150.8 MHzNB: NTIA “Red Book” shows no channel plans for 138-144, 148-149.9, 150.05-150.8 MHz
25.0 25.0 kHz kHz
25.0 25.0 kHz kHz
25 kHz25 kHz
25.0 kHz
25.0 kHz
25.0 kHz
12.5 kHz12.5 kHz
Interstitial Interstitial ChannelChannel
Interstitial Interstitial ChannelChannel
On qualified Interstitial Channels OnlyOn qualified Interstitial Channels Only
REF: REF: NTIA “Red Book” - NTIA “Red Book” - The Manual of Regulations & Procedures for The Manual of Regulations & Procedures for Federal Radio Frequency ManagementFederal Radio Frequency Management, para. 4.3.7, para. 4.3.7(http://www.ntia.doc.gov/osmhome/redbook/redbook.html)(http://www.ntia.doc.gov/osmhome/redbook/redbook.html)
(25 kHz “Mask” for NTIA equals 16 kHz)
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
NTIA VHF - NTIA VHF - 162 MHz to 174 162 MHz to 174 MHzMHz
25.0 kHz
25.0 kHz
25.0 kHz
REF: REF: NTIA “Red Book” - para. 4.3.7ANTIA “Red Book” - para. 4.3.7A
MandatedMandated January 1, 2005 (The 12.5 kHz plan) January 1, 2005 (The 12.5 kHz plan)
““4. 4. Time Division Multiple Access (TDMA) OperationsTime Division Multiple Access (TDMA) Operations. . TDMA TDMA systems, with at least 1 voice channel per 12.5 kHz will be allowed and can systems, with at least 1 voice channel per 12.5 kHz will be allowed and can be accommodated on adjacent 12.5 kHz channels listed in this channeling be accommodated on adjacent 12.5 kHz channels listed in this channeling plan. ...”plan. ...”
12.5 kHz 12.5 kHz 12.5 kHz 12.5 kHz
12.5 kHz
25 kHz 2 voice path TDMA
12.5 kHz12.5 kHz 12.5 kHz12.5 kHz12.5 kHz
(12.5 kHz “Mask” for NTIA equals (12.5 kHz “Mask” for NTIA equals 11 kHz11 kHz))
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
NTIA VHF - In “Pipes”NTIA VHF - In “Pipes”25
kH
z
25 kHzspacing
Up to 1/1/2005
Beginning on 1/1/2005
12.5 kHzspacing
12.5
kH
z
6.25 kHz offset
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
NTIA UHF - NTIA UHF - 406.1 MHz to 420 406.1 MHz to 420 MHzMHz Valid Valid untiluntil December 31, 2007 December 31, 2007• 406.1 to 411 (base to mobile) paired with 415.1 to 420 (mobile to base) for two406.1 to 411 (base to mobile) paired with 415.1 to 420 (mobile to base) for two frequency simplex operationsfrequency simplex operations• 411 to 415 for single frequency operations411 to 415 for single frequency operations
25 kHz25 kHz
25.0 kHz
25.0 kHz
12.5 kHz12.5 kHz
12.5 kHz
Ch. 1Ch. 1 Ch. 2Ch. 2 Ch. 3Ch. 3 Ch. 4Ch. 4 Ch. 5Ch. 5
REF: REF: NTIA “Red Book” - para. 4.3.9NTIA “Red Book” - para. 4.3.9
12.5 kHz
12.5 kHz
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
• 406.1 to 411 (base to mobile) paired with 415.1 to 420 (mobile to base) for two406.1 to 411 (base to mobile) paired with 415.1 to 420 (mobile to base) for two frequency simplex operationsfrequency simplex operations• 411 to 415 for single frequency operations411 to 415 for single frequency operations
25.0 25.0 kHz kHz
25.0 25.0 kHz kHz
12.5 kHz12.5 kHz
12.5 kHz
Ch. 1Ch. 1 Ch. 2Ch. 2 Ch. 3Ch. 3 Ch. 4Ch. 4 Ch. 5Ch. 5
REF: REF: NTIA “Red Book” - para. 4.3.9NTIA “Red Book” - para. 4.3.9
12.5 kHz
12.5 kHz
NTIA UHF - NTIA UHF - 406.1 MHz to 420 406.1 MHz to 420 MHzMHz MandatedMandated January 1, 2008 January 1, 2008
12.5 kHz
12.5 kHz
25 kHz 2 voice path TDMA
““5. 5. Time Division Multiple Access (TDMA) OperationsTime Division Multiple Access (TDMA) Operations. . TDMA systems, with TDMA systems, with at least 1 voice channel per 12.5 kHz will be allowed and can be accommodated on at least 1 voice channel per 12.5 kHz will be allowed and can be accommodated on adjacent 12.5 kHz channels listed in this channeling plan. ...”adjacent 12.5 kHz channels listed in this channeling plan. ...”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
NTIA UHF - In “Pipes”NTIA UHF - In “Pipes”25
kH
z
25 kHzspacing
Up to 1/1/2007
Beginning on 1/1/2008
12.5 kHzspacing
12.5
kH
z
6.25 kHz offset
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The 2The 2ndnd Side of Comm Intertalk Side of Comm Intertalk
FROM 10,000 FEETFROM 10,000 FEET
The Regulatory Gurus, even The Regulatory Gurus, even with the 700 MHz public safety with the 700 MHz public safety
band, have not made “real” band, have not made “real” intertalkability an easy taskintertalkability an easy task
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The 3The 3rdrd Side of Comm Intertalk Side of Comm Intertalk
TECHNICAL
The “The “My Cousin VinnyMy Cousin Vinny” ” SyndromeSyndrome
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Technical StandardsTechnical Standards
THE ILLUSION THE ILLUSION
OFOF
INTERTALKABILITYINTERTALKABILITY
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Technical StandardsTechnical StandardsAsk Yourself
• Does the “standard” resolve all of Does the “standard” resolve all of the communications intertalkability the communications intertalkability “Regulatory” challenges?“Regulatory” challenges?
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Technical StandardsTechnical StandardsAsk Yourself
• Does the “standard” resolve all of the communications intertalkability Does the “standard” resolve all of the communications intertalkability “Regulatory” challenges?“Regulatory” challenges?
• Does the “standard” eliminate all of Does the “standard” eliminate all of the communications intertalkability the communications intertalkability “Management” challenges?“Management” challenges?
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Technical StandardsTechnical StandardsAsk Yourself
• Does the “standard” resolve all of the communications intertalkability Does the “standard” resolve all of the communications intertalkability “Regulatory” challenges?“Regulatory” challenges?
• Does the “standard” eliminate all of the communications intertalkability Does the “standard” eliminate all of the communications intertalkability “Management” challenges?“Management” challenges?
• Is the “standard” the Is the “standard” the onlyonly communications intertalkability communications intertalkability “technical” tool?“technical” tool?
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Technical StandardsTechnical StandardsAsk Yourself
• Does the “standard” resolve all of the communications intertalkability Does the “standard” resolve all of the communications intertalkability “Regulatory” challenges?“Regulatory” challenges?
• Does the “standard” eliminate all of the communications intertalkability Does the “standard” eliminate all of the communications intertalkability “Management” challenges?“Management” challenges?
• Is the “standard” the Is the “standard” the onlyonly communications intertalkability “technical” tool? communications intertalkability “technical” tool?
• Is it the easiest tool?Is it the easiest tool?• Is it the most universal tool?Is it the most universal tool?• IS IT THE LEAST EXPENSIVE IS IT THE LEAST EXPENSIVE TOOL?TOOL?
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
The 3The 3rdrd Side of Comm Intertalk Side of Comm Intertalk
The Bottom LineThe Bottom Line
Technical Standards are not Technical Standards are not mysterious elixirs that, mysterious elixirs that, byby
themselvesthemselves, magically eliminate the , magically eliminate the need to consider the other two sides need to consider the other two sides
of the “communications of the “communications intertalkability” triangle intertalkability” triangle
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
Comm Interop Comm Interop - - “The Whole Story”“The Whole Story”
What have we learned today, so far?What have we learned today, so far?
TECHNICAL
MANAGEMEN
T REGULATORY
H
EAT
FUEL
OXYGEN
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
What have we learned today, so far?What have we learned today, so far?
KABILITYTECHNICAL
MANAGEMEN
T REGULATORY
INTERTAL
Comm Interop Comm Interop - - “The Whole Story”“The Whole Story”
© 2003 By M/A-COM Private Radio Systems, Inc. All Rights Reserved
FinallyFinally
Any Any Questions at Questions at
this time?this time?Any Questions after this meeting, please feel Any Questions after this meeting, please feel free to contact:free to contact:
Bob SpeidelBob Speidel(434) 455-9465(434) 455-9465
(434) 455-6764 (fax)(434) 455-6764 (fax)[email protected]@tycoelectronics.com