1、STDmCEPT CEPT/ERC/REC 12-08 E-ENGL 1998 2326414 0013128 7TLI CEPT/ERC/REC 1248 E Distribution: B Page 1 CEPT/ERC/RECOMMENDATION 12-08 E (Podebrady 1997, Saariseik 1998) HARMONIZED RADIO FREQUENCY CHANNEL ARRANGEMENTS AND BLOCK ALLOCATIONS FOR LOW, MEDIUM AND HIGH CAPACITY SYSTEMS IN THE BAND 3600 MH
2、z TO 4200 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 rad
3、io frequency 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
4、 allocation 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 acco
5、rding to ITU-R Recommendation F.635 and/or Recommendation F.3 82; that ITU-R Recommendation F.635 only sets a basic raster of 10 MHz without defming 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 har
6、monisation of 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 and/or the allocation of additional spectrum for P-MP systems in the band 3600-4200 MHz; that the use of the channel arrangemen
7、ts described 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 for un-coordinated deployment of current and future systems; that cellular deployment of P-MP systems
8、preferably requires 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 May 14, 1998 CEFT/ERC/REC 12-08 E Page 2 recommench that CEPT admi
9、nistrations 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 TU-R Recommendation F.635 for the frequency range 3600-4200 MHz with channel spacings of 40 or 30 MHz and a duplex spacing of 320 MHz; or
10、 2) AnnexB which is based on IT-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 capacity P-MP or P-P systems in a manner similar to
11、the adjacent band 3400 to 3600 MHz. ” Edition of May 14, 1998 STD-CEPT CEPT/ERC/REC 12-08 E-ENGL 1998 = 2326414 0013130 352 - CEPTIERCIREC 12-08 E Page 3 ANNEX A PART 1 Harmonisation of the frequency range 3600 to 4200 MHz based on ITU-R Recommendation F.635 with 40 MHz and 20 MHz channels for mediu
12、m 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 fo f f, (=3900 MHz) be the frequency of the centre of the band of frequencies occupied be the centre frequency of one radio frequenc
13、y 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 spacing. Lower half of the band:f = (fo - 330 + 40 n) MHz
14、Upper half of the band:f, = (io - 10 + 40 n) MHz where n= 1,2,3 . 7 20 MHz channel spacing. Lower half of the band : f = cfo - 320 + 20 n) MHz Upper half of the band :f“ = (f, + 20 n) MHz where n = 1,2,3 . 14 3610 3650 3690 3730 3770 3810 3850 3930 3970 4010 4050 4090 4130 4170 duplex spacing: 320 M
15、Hz 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 May 14, 1998 STD-CEPT CEPTIERCIREC 12-08 E-ENGL 1998 M 232b414 0013131 299 CEPTIERCIREC 12-08 E Page 4 ANNEX A PART 2 Harmonisation of the frequen
16、cy 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 9 “go” and 9 “return” channels. Let fo (=3900 MHz) be the frequen
17、cy 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 rn 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
18、by the following relationships: 30 MHz channel spacing Lower half of the band:f, = U,- 3 10 + 30 n) MHz Upper half of the band:f, = (fo + 10 + 30 n) MHz where n = 1,2,3 . 9 15 MHz channel spacing Lower half of the band: f , = (fo - 302.5 + 15 n) MHz Upper half of the band: f , = (fo + 17.5 + 15 n) M
19、Hz where n = 1,2,3 . 18 Edition of May 14, 1998 ANNEX B PART 1 Harmonisation of the frequency range 3800 to 4200 MHz based on ITU-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
20、 of 6 ”go” and 6 ”return” channels. Let f, f f n (=4003.5 MHz) be the frequency of the centre of the band of frequencies occupied (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
21、of the band (MHz), then the frequencies in MHz of individual channels are expressed by the following relationships: lower half of the band: upper half of the band: f = fo - 208 + 29 n, f =fo + 5 + 29 n, where n = I, 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.
22、5 4153.5 4182.5 1- 4000 1 duplex spacing: 21 3 MHz Edition of May 14, 1998 STD-CEPT CEPT/ERC/REC 32-08 E-ENGL 3998 W 232b4L4 OOL3L33 Ob1 CEPTIERUREC 1248 E Page 6 0.25N + 3600 to ANNEX B MHz PART 2 I 0.25(N + k + 200) + 3600 i MHz I Harmonisation of the frequency band 3600 to 3800 MHz; for point to
23、point and point to multipoint systems 0.25(N + k) + 3600 0.25(N + 200) + 3600 to B2.1: 50 MHz arrangements MHz 52.1.1 Point to multipoint systems 0.25N + 3600 to 0.25(N + k) + 3600 0.25(N + 200) + 3600 to 0.25(N + k + 200) + 3600 P-MP systems may be operated in the ranges 3600-3700 MHz and 3700-3800
24、 MHz. MHz MHz MHz Where a duplex allocation is required, the spacing between the lower edges of the paired sub-bandsshall be 50 MHz. Frequency assignments should in all 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 sl
25、ot shall be defined by the general equation: f; = ( 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 edge of each sub-band can be defined by using a second integer, k , as shown in the table below. The purpose
26、 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 3700-3800 MHz bands. This leaves the spectrum management authority free to define the width of each sub band as any
27、multiple of 0.25MHz, from 0.25 MHz through to 50 MHz. 3600 - 3700 MHz O=N= 199, 3700 - 3800 MHz Lower sub-band: Upper sub-band: I = k = 200, 400 = N = 600, k+ N - 400 =200 In the tables above, k defines the width of each sub-band and N defines the lower edge of each sub-band. Edition of May 14, 1998
28、 STD-CEPT CEPT/ERC/REC 12-08 E-ENGL 1998 = 23264L4 0013134 TT8 m Lower sub-band: Upper sub-band: CEPT/ERC/REC 1MS E Page 7 f = (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 an
29、d 660) would meet the recommendation, while a pair of sub-bands at 3620.125 - 3635.125 MHz paired with 3670.125 - 3685.125 MHz (N=80.5 and 660 ) would not. Lower sub-band: Upper sub-band: If, = (3700 + 1.75 n) MHz If = (3750 + 1.75 n) MHz P-MP equipment may be used having a duplex spacing other than
30、 exactly 50 MHz. However, such equipment must conform to the limits of the block allocation as defined above. n = 1,2 ,., 28 B2.1.2 Point to point systems with a duplex spacing of 50 MHz Lower sub-band: Upper sub-band: Channel centre frequencies are defined at the edges of 0.25 MHz slots as follows.
31、 f = (3598.25 + 3.5 n) MHz f, =(3648.25 + 3.5 n)MHz n = 1,2 ,., 14 B2.1.2.1 Systems with 1.75 MHz channel spacing Lower sub-band: Upper sub-band: 3600 - 3700 MHz fn=(3698.25+3.5n)MHz n= 1,2 ,., i4 f , = (3748.25 + 3.5 n) MHz Lower sub-band: Upper sub-band: f = (3596.5 + 7 n) MHz fn = (3646.5 + 7 n)
32、MHz n = 1,2, ., 7 B.2.1.2.2 Systems with 3.5 MHz channel spacing Lower sub-band: Upper sub-band: f = (3696.5 + 7 n) MHz f = (3746.5 + 7 n) MHz n = 1,2, ., 7 Lower sub-band: Upper sub-band: B.2.1.2.3 Systems with 7 MHz channel spacing f, = (3593+ 14 n) MHz f , = (3643+ 14 n) MHz n=l,2,3 Lower sub-ban
33、d: Upper sub-band f = (3693 + 14 n) MHz f , = (3743 + 14 n) MHz n=l,2,3 B.2.1.2.4 Systems with 14 MHz channel spacing Edition of May 14, 1998 STD-CEPT CEPT/ERC/REC 12-08 E-ENGL 11998 9 2326414 00131135 734 CEPTIERCIREC 12-08 E Page 8 Lower sub-band: Upper sub-band: 1 = k = 400, O = N = 400, k + N =
34、400 B2.2: 100 MHz arrangements 0.25N + 3600 MHz to 0.25(N + k) + 3600 0.25(N + 400) + 3600 to MHz MHZ 0.25(N + k + 400) + 3600 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 sp
35、acing between the lower edges of each paired sub-band shall be 100 MHz. Frequency assignments should in all 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: A = ( 3600 + 0.2
36、5M) 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 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-ba
37、nds given above while leaving the spectrum management authority free to define the width of each sub band as any multiple of 0.25MHz, from 0.25 MHz through to 100MHz. 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 o
38、f a pair of I5MHz sub bands at 3620-3635 MHz paired with 3720-3735MHz (N=80 and k60) would meet the recommendation, 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 exact
39、ly 100 MHz. However, such equipment must conform to the limits of the block allocation as defined above. Edition of May 14, 1998 STDmCEPT CEPT/ERC/REC 12-08 E-ENGL 1996 = 23264L4 00L3L3b 670 = Lower sub-band: Upper sub-band: CEPTIERCIREC 12-08 E Page 4 f = (3600.125 + 1.75 n) MHz f = (3700.125 + 1.7
40、5 n) MHz n = 1,2 ,., 56 B2.2.3 Point to point systems with a duplex spacing of 100 MHz Lower sub-band: 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
41、channel spacing Lower sub-band: Upper sub-band: f, = (3597.5 + 7 n) MHz f, = (3697.5 + 7 n) MHz n = 1,2, ., 14 B2.2.3.2 Systems with 3.5 MHz channel spacing B2.2.3.3 Systems with 7 MHz channel spacing B2.2.3.4 Systems with 14 MHz channel spacing Lower sub-band: Umer sub-band: If , = (3594 + 14 n) MHz 1 f. = (3694 + 14 n) MHz n = 1, 2, ., 7 Edition of May 14, 1998
