1、STD.CEPT CEPT/ERC/REC 14-04 E-ENGL 1998 W 232b414 0013143 TOO CEPTIERCIREC 14-04 E Page 1 Distribution: B CEPT/ERC/RECOMMENDATION T/R 14-04 E (Podebrady 1997) HARMONIZED RADIO FREQUENCY CHANNEL ARRANGEMENTS AND BLOCK ALLOCATIONS FOR LOW, MEDIUM AND HIGH CAPACITY SYSTEMS IN THE BAND 3600 MHz TO 4200
2、MHz Recommendation adopted by the Working Group “Spectrum Engineering” (WGSE): The European Conference of Postal and Telecommunications Administrations considering 1) 2) that CEPT has a long term objective to harmonise the use of frequencies throughout Europe; that CEPT should develop radio frequenc
3、y channel arrangements and block allocation rules in order to make the most effective use of the spectrum for point to point (P-P) and point to multipoint (P-MP) applications; that the achievement of harmonisation requires the adoption of a minimum number of channel arrangements and block allocation
4、 rules; 3) noting that Article S.5 of the Radio Regulations allocates the band 3600 MHz to 4200 MHz on a primary basis to the Fixed and Fixed - Satellite service and on a secondary basis to the Mobile service; that current use of the band 3600 - 4200 MHz in most European countries is according to IT
5、U-R Recommendation F.635 andor Recommendation F.382; that ITU-R Recommendation F.635 only sets a basic raster of 10 MHz without defining a specific channel spacing or a duplex spacing; that ITU-R Recommendation F.382 only uses the band segment 3800-4200 MHz requiring a proposal for a harmonisation o
6、f the remaining band 3600-3800 MHz; that in most European countries there is a need for medium and high capacity radio relay systems for long range applications andor the allocation of additional spectrum for P-MP systems in the band 3600-4200 MHz; that the use of the channel arrangements described
7、in Annex A herein for 20/40 MHz channels, results in channel 1 in the lower half of the band extending into the adjacent band 3400 - 3600 MHz; that frequency separation may be required or un-coordinated deployment of current and future systems; that cellular deployment of P-MP systems preferably req
8、uires the allocation of continuous spectrum to the operator; that frequency allocations in the neighbouring 3400-3600 MHz band will be based on slots of 0.25 MHz, according to the ERC Recommendation TR 14-03; Edition of March 6, 1998 STD.CEPT CEPT/ERC/REC 14-04 E-ENGL 1996 = 232b414 0013144 747 CEPT
9、IERCIREC 14-04 E Page 2 recommends that CEPT administrations having the band 3600-4200 MHz available for the fixed service should adopt channel arrangements in accordance with either: i) AnnexA which is based on ITU-R Recommendation F.635 for the frequency range 3600-4200 MHz with channel spacings o
10、f 40 or 30 MHz and a duplex spacing of 320 MHz; or 2) AnnexB which is based on ITU-R Recommendation F.382 for the frequency range 3800-4200 MHz and on channel and block allocations derived from frequency slots of 0.25 MHz for the remaining band, 3600- 3800 MHz. This latter band may be used for low c
11、apacity P-MP or P-P systems in a manner similar to the adjacent band 3400 to 3600 MHz. ” Edition of March 6. 1998 STDmCEPT CEPTIERCIREC 14-04 E-ENGL 1998 232b414 0013145 883 = CEPT/ERC/REC 14-04 E Page 3 ANNEX A PART 1: Harmonisation of the frequency range 3600 to 4200 MHz based on ITU-R Recommendat
12、ion F.635 with 40 MHz and 20 MHz channels for medium and high capacity systems An arrangement based on ITU-R Recommendation F.635 with 40 MHz channel spacing would provide a total of 7 go and 7 ”return” channels. Let f o f , f ln (=3900 MHz) be the frequency of the centre of the band of frequencies
13、occupied be the centre frequency of one radio frequency channel in the lower half of the band be the centre frequency of one radio frequency channel in the upper half of the band, then the frequencies in MHz of the individual channels are expressed by the following relationships: 40 MHz channel spac
14、ing. Lower half of the band: f ,= (fo- 330 + 40 n) MHz Upper half of the band: f , = (fo - 10 + 40 n) MHz where n= 1,2, 3 . 7 20 MHz channel spacing. Lower half of the band : f , = (fo - 320 + 20 n) MHz Upper half of the band : f , = (fo + 20 n) MHz where n = 1,2, 3 . 14 3610 3650 3690 3730 3770 381
15、0 3850 3930 3970 4010 4050 4090 4130 4170 duplex spacing: 320 MHz Channel 1 of the lower half of the band for both the 40 MHz and the 20 MHz channel arrangement may be used according to national decisions. Edition of March 6, 1998 STD.CEPT CEPT/ERC/REC 14-04 E-ENGL 1998 2326414 001314b 7IT CEPT/ERC/
16、REC 14-04 E Page 4 PART 2 of Annex A: Harmonisation of the frequency range 3600 to 4200 MHz based on ITU-R Recommendation F.635 with 30 MHz and 15 MHz channels for medium and high capacity systems An arrangement based on ITU-R Recommendation F.635 with 30 MHz channel spacing would provide a total of
17、 9 “go” and 9 “return” channels. Let fo (=3900 MHz) be the frequency of the centre of the band of frequencies occupied f , be the centre frequency of one radio frequency channel in the lower half of the band f, be the centre frequency of one radio frequency channel in the upper half of the band then
18、 the frequencies in MHz of the individual channels are expressed by the following relationships: 30 MHz channel spacing Lower half of the band: f = (fo - 3 1 O + 3 O n) MHz Upper half of the band:f, = (f, + 10 + 30 n) MHz where n = 1,2,3 . 9 15 MHz channel spacing Lower half of the band:f, = (fo - 3
19、02.5 + 15 n) MHz Upper half of the band:f, = (fo + 17.5 + I5 n) MHz where n = 1,2,3 . 18 I I I 4100 4150 Edition of March 6, 1998 STD.CEPT CEPT/ERC/REC 34-04 E-ENGL 3998 232b434 0033147 b5b - CEPTIERCIREC 14-04 E Page 5 ANNEX B PART 1: Harmonisation of the frequency range 3800 to 4200 MHz based on I
20、TU-R Recommendation F.382 with 29 MHz channels for high capacity systems An arrangement based on ITU-R Recommendation F.382 with 29 MHz channel spacing would provide a total of 6 “go“ and 6 “return“ channels. Let fo f f , (=4003.5 MHz) be the frequency of the centre of the band of frequencies occupi
21、ed (MHz) be the centre frequency of one radio-frequency channel in the lower half of the band (MHz) be the centre frequency of one radio-frequency channel in the upper half of the band (MHz), then the frequencies in MHz of individual channels are expressed by the following relationships: lower half
22、of the band: upper half of the band: f = fo - 208 + 29 n, f = fo + 5 + 29 n, where n = 1,2, 3,4,5 or 6. 3824.5 3853.5 3882.5 391 1.5 3940.5 3969.5 4037.5 4066.5 4095.5 4124.5 4153.5 4182.5 1- 4000 duplex spacing: 21 3 MHz Edition of March 6, 1998 STD*CEPT CEPT/ERC/REC 14-04 E-ENGL 1998 Lower sub-ban
23、d: Upper sub-band: 1 = k = 200, O=N= 199, k+ N = 200 CEPT/ERC/REC 14-04 E Page 6 0.25N + 3600 to 0.25(N + k) + 3600 0.25(N + 200) + 3600 to 0.25(N + k + 200) + 3600 PART 2 of Annex B: Harmonisation of the frequency band 3600 to 3800 MHz; for point to point and point to multipoint systems B2.1: 50 MH
24、z arrangements 32.1.1 Point to multipoint systems P-MP systems may be operated in the ranges 3600-3700 MHz and 3700-3800 MHz. Where a duplex allocation is required, the spacing between the lower edges of the paired sub-bands-shall be 50 MHz. Frequency assignments should in all cases be based on cont
25、iguous sets of 0.25 MHz slots within the 3600 MHz to 3800 MHz band, the frequency of the lower edge of any slot shall be defined by the general equation: J; = ( 3600 + 0.25M) MHz M= O, 1,2,3,4, . 799 Similar expressions can therefore be used to define the lower edge of each sub-band, while the upper
26、 edge of each sub-band can be defined by using a second integer, k , as shown in the table below. The purpose of this table is to formalise the description of paired sub-bands given above and to show that both of the sub bands of any allocated pair must be within either the 3600 - 3700MHz or 3700-38
27、00 MHz bands. This leaves the spectrum management authority free to define the width of each sub band as any multiple of O.SSMHz, from 0.25 MHz through to 50 MHz. 3700 - 3800 MHz Lower sub-band: Upper sub-band 1 = k = 200, 400 = N = 600, k + N - 400 = 200 0.25N + 3600 to 0.25(N + k) + 3600 0.25(N +
28、200) + 3600 to 0.25(N + k + 200) + 3600 MHz I I MHz MHz MHz In the tables above, k defines the width of each sub-band and N defines the lower edge of each sub-band. Edition of March 6, 1998 STD-CEPT CEPT/ERC/REC L4-O4 E-ENGL 1998 2326434 001,3149 429 Lower sub-band: Upper sub-band: CEPT/ERC/REC 14-0
29、4 E Page 7 fn = (3600 + 1.75 n) MHz f = (3650 + 1.75 n) MHz n = 1,2, ., 28 For example: an allocation of a pair of 15 MHz sub-bands at 3620 - 3635 MHz paired with 3670 - 3685 MHz (N=80 and k-60) would meet the recommendation, while a pair of sub-bands at 3620.125 - 3635.125 MHz paired with 3670.125
30、- 3685.125 MHz (N430.5 and k=60 ) would not. Lower sub-band: Upper sub-band: fn = (3700 + 1.75 n) MHz fn = (3750 + 1.75 n) MHz P-MP equipment may be used having a duplex spacing other than exactly 50 MHz. However, such equipment must conform to the limits of the block allocation as defined above. n
31、= 1,2 ,., 28 B2.1.2 Point to point systems with a duplex spacing of 50 MHz Lower sub-band: Upper sub-band: f = (3598.25 + 3.5 n) MHz fn = (3648.25 + 3.5 n) MHz Channel centre frequencies are defined at the edges of 0.25 MHz slots as follows. n = 1,2 ,., 14 B2.1.2.1 Systems with 1.75 MHz channel spac
32、ing Lower sub-band: Upper sub-band: If. = (3698.25 + 3.5 n) MHz I f. = (3748.25 + 3.5 n) MHz n = 1,2 ,., 14 Lower sub-band: Upper sub-band: fn = (3596.5 + 7 n) MHz fn = (3646.5 + 7 n) MHz B.2.1.2.2 Systems with 3.5 MHz channel spacing n = 1,2, ., 7 Lower sub-band: Ifn = (3696.5 + 7 n) MHz 3700 - 380
33、0 MHz n = 1,2, ., 7 Lower sub-band: Upper sub-band: B.2.1.2.3 Systems with 7 MHz channel spacing fn = (3593+ 14 n) MHz fn = (3643+ 14 n) MHz n= 1,2,3 Lower sub-band: Upper sub-band 3700 - 3800 MHz fn = (3693 + 14 n) MHz fn = (3743 + 14 n) MHz n=l,2,3 B.2.1.2.4 Systems with 14 MHz channel spacing 360
34、0 - 3700 MHz Edition of March 6, 1998 STD.CEPT CEPTIERCIREC 14-04 E-ENGL 1998 2326414 0013150 140 CEPTIERCIREC 14-04 E Lower sub-band: 0.25N + 3600 to 0.25(N + k) + 3600 0.25(N + 400) + 3600 to 0.25(N + k + 400) + 3600 Upper sub-band: 1 = k = 400, O = N = 400, k + N = 400 Page 8 MHz MHz MHz B2.2: 10
35、0 MHz arrangements B2.2.1 Point to multipoint systems P-MP systems may be operated in the range 3600-3700 MHz paired with 3700-3800 MHz. Where a duplex frequency allocation is required, the spacing between the lower edges of each paired sub-band shall be 100 MHz. Frequency assignments should in all
36、cases be based on contiguous sets of 0.25 MHz slots within the 3600 MHz to 3800 MHz band, the frequency of the lower edge of any slot shall be defined by the general equation: J; = ( 3600 + 0.25M) MHz M= O, 1, 2, 3, 4, . 799 Similar expressions can therefore be used to define the lower edge of each
37、sub-band, while the upper edge of each sub-band can be defined by using a second integer, k , as shown in the table below. The purpose of this table is to formalise the description of paired sub-bands given above while leaving the spectrum management authority free to define the width of each sub ba
38、nd as any multiple of 0.25MHz, from 0.25 MHz through to 1 OOMHz. In the tables above, k defines the width of each sub-band and N defines the lower edge of each sub-band. For example: an allocation of a pair of 15MHz sub bands at 3620-3635 MHz paired with 3720-3735MHz (N=80 and k60) would meet the re
39、commendation, while a pair of sub-bands at 3620.125 - 3635.125 MHz paired with 3720.125 - 3735.125 MHz (N=80.5 and k60) would not. P-MP equipment may be used having a duplex spacing other than exactly 100 MHz. However, such equipment must conform to the limits of the block allocation as defined abov
40、e. Edition of March 6, 1998 STD-CEPT CEPT/ERC/REC 14-04 E-ENGL 1798 m 2326414 0013L51 087 m Lower sub-band: Upper sub-band: CEPTIERCIREC 14-04 E Page 9 f, = (3600.125 + 1.75 n) MHz f, = (3700.125 + 1.75 n) MHz n = 1,2 ,., 56 B2.2.3 Point to point systems with a duplex spacing of 100 MHz Lower sub-ba
41、nd: Upper sub-band: f, = (3599.25 + 3.5 n) MHz f,=(3699.25 + 3.5 n)MHz Channel centre frequencies are defined at the edges of 0.25 MHz slots as follows. n = 1,2 ,., 28 B2.2.3.1 Systems with 1.75 MHz channel spacing Lower sub-band: Upper sub-band: Ifn = (3597.5 + 7 n) MHz I f. = (3697.5 + 7 n) MHz n= 1,2, ., 14 B2.2.3.2 Systems with 3.5 MHz channel spacing Lower sub-band: Upper sub-band: f, = (3594 + 14 n) MHz f , = (3694 + 14 n) MHz n = 1, 2, ., 7 B2.2.3.3 Systems with 7 MHz channel spacing B2.2.3.4 Systems with 14 MHz channel spacing Edition of March 6, 1998
