4.15.kishore.ps

是multiuser detection 这本书的习题解答, 很有用的书.

EA0E0C1300A6EAFFE0EA0E00B0EA7FE00F1D809C0D>I<EB03803807C4C0EA1C78383838
8038301800EA701CA4EA3018EA38386C5AEA27C00020C7FCA21230EA3FF86CB4FC1480EA
2003386001C0EAC000A33860018038300300EA1C0EEA07F8121C7F9215>I<12FC121CAA
137C1387EA1D03001E1380121CAD38FF9FF0141D7F9C17>I<1218123CA21218C7FCA712
FC121CB0EAFF80091D7F9C0C>I<12FC121CAAEB0FE0EB0780EB06005B13105B5B13E012
1DEA1E70EA1C781338133C131C7F130F148038FF9FE0131D7F9C16>107
D<12FC121CB3A9EAFF80091D7F9C0C>I<39FC7E07E0391C838838391D019018001EEBE0
1C001C13C0AD3AFF8FF8FF8021127F9124>I<EAFC7CEA1C87EA1D03001E1380121CAD38
FF9FF014127F9117>I<EA03F0EA0E1CEA1806487E00701380EA600100E013C0A6006013
80EA700300301300EA1806EA0E1CEA03F012127F9115>I<EAFC7CEA1D87381E0180001C
13C0EB00E0A21470A614E0A2EB01C0001E1380381D0700EA1CFC90C7FCA7B47E141A7F91
17>I<3803E080EA0E19EA1805EA3807EA7003A212E0A61270A2EA38071218EA0E1BEA03
E3EA0003A7EB1FF0141A7F9116>I<EAFCE0EA1D38EA1E78A2EA1C301300ACEAFFC00D12
7F9110>I<EA1F90EA2070EA4030EAC010A212E0EAF800EA7F80EA3FE0EA0FF0EA00F8EA
8038131812C0A2EAE010EAD060EA8FC00D127F9110>I<1204A4120CA2121C123CEAFFE0
EA1C00A91310A5120CEA0E20EA03C00C1A7F9910>I<38FC1F80EA1C03AD1307120CEA0E
1B3803E3F014127F9117>I<38FF07E0383C0380381C0100A2EA0E02A2EA0F06EA0704A2
EA0388A213C8EA01D0A2EA00E0A3134013127F9116>I<39FF3FC7E0393C0703C0001CEB
01801500130B000E1382A21311000713C4A213203803A0E8A2EBC06800011370A2EB8030
000013201B127F911E>I<38FF0FE0381E0700EA1C06EA0E046C5AEA039013B0EA01E012
007F12011338EA021C1204EA0C0E487E003C138038FE1FF014127F9116>I<38FF07E038
3C0380381C0100A2EA0E02A2EA0F06EA0704A2EA0388A213C8EA01D0A2EA00E0A31340A2
5BA212F000F1C7FC12F312661238131A7F9116>I E
%EndDVIPSBitmapFont
%DVIPSBitmapFont: Fh cmbx10 10 32
/Fh 32 122 df<13201340EA0180120313001206120E5AA2123C1238A21278A312F85AA9
7E1278A31238A2123C121CA27E12067E13801201EA004013200B297C9E13>40
D<7E12401230123812187E120E7EA213801203A213C0A313E01201A9120313C0A31380A2
12071300A2120E120C5A1238123012405A0B297D9E13>I<127812FCA4127806067D850D>
46 D<EB01801303A2EB0700A3130EA25BA35BA35BA25BA3485AA3485AA348C7FCA2120E
A35AA35AA25AA35AA25A11297D9E18>I<EA03F8EA0F1EEA1C07003C1380EA3803007813
C0A300F813E0AC007813C0A200381380EA3C07001C1300EA0F1EEA03F8131B7E9A18>I<
1360EA01E0120F12FF12F31203B3A2387FFF80A2111B7D9A18>I<EA07F8EA1FFEEA3C1F
EB0F80387C07C0127E127C123838000F80A2EB1E005BEA03F8EA001EEB0F80EB07C0A214
E01230127812FCA214C038780F80EB1F00EA1FFEEA07F8131B7E9A18>51
D<EB018013031307130F131F133F136F13CF138F1201EA030F1206120C12181230126012
C0B512F8A238000F80A6EBFFF8A2151B7F9A18>I<38380180383FFF005B5B5B13C00030
C7FCA4EA31F8EA361E38380F80EA3007000013C014E0A3127812F8A214C012F038600F80
38381F00EA1FFEEA07F0131B7E9A18>I<EA03F8EA0FFEEA1E0F383C07801278EB03C012
F8A214E0A4EA78071238EA3C0BEA0E1BEA03E3EA000314C0A2EA3807007C13801400EA78
0FEA383CEA1FF8EA0FE0131B7E9A18>57 D<EB0380A2497EA3497EA2497E131BEB3BF813
31A2EB60FCA2EBE0FEEBC07EA248487E90B5FC481480EB001F4814C00006130FA248EB07
E0A239FF803FFEA21F1C7E9B24>65 D<39FFFC3FFFA2390FC003F0AA90B5FCA2EBC003AC
39FFFC3FFFA2201C7E9B25>72 D<39FFFC07FFA2390FC000E04A5A4A5A0206C7FC5C1438
5C5CEBC1C013C3EBC7E0EBCFF013FBEBF1F8EBE0FC497E147E806E7E81140F6E7E816E7E
3AFFFC1FFF80A2211C7E9B25>75 D<B512F814FE390FC03F80140FEC07C015E0A515C0A2
EC0F80EC3F00EBFFFC01C0C7FCABEAFFFCA21B1C7E9B21>80 D<B512F014FE380FC03FEC
0F806E7E81A55D4A5A023EC7FCEBFFF0EBC07C80143F6E7EA6ED8180A2EC0FC13AFFFC07
C300EC01FE211C7E9B24>82 D<3807F820381FFEE0EA3C07EA7801EA700012F01460A26C
130012FEEAFFE0EA7FFE6C7E1480000F13C06C13E0EA007FEB03F01301130012C0A214E0
7E38F001C0EAFC0338EFFF00EA83FC141C7D9B1B>I<EA0FF8EA1C1E383E0F80130714C0
121C1200137FEA07E7EA1F07123C127C12F8A3EA780B383E13F8EA0FE115127F9117>97
D<B4FCA2121FA9EB3F80EBE1E0EB8070EB0078143CA2143EA6143CA21478EB8070381EC1
E0381C3F00171D7F9C1B>I<EA03FCEA0E0EEA1C1F123C1278130E00F8C7FCA61278EB01
80123C381C0300EA0E0EEA03F811127E9115>I<EA03FCEA0F07381C0380383C01C01278
14E012F8A2B5FC00F8C7FCA3127814607E6C13C0380F03803801FC0013127F9116>101
D<B4FCA2121FA9EB0FC0EB31E0EB40F0EB80F8A21300AB38FFE7FFA2181D7F9C1B>104
D<121E123FA4121EC7FCA6127FA2121FAEEAFFC0A20A1E7F9D0E>I<B4FCA2121FB3A7EA
FFE0A20B1D7F9C0E>108 D<39FF0FC07E903831E18F3A1F40F20780D980FC13C0A2EB00
F8AB3AFFE7FF3FF8A225127F9128>I<38FF0FC0EB31E0381F40F0EB80F8A21300AB38FF
E7FFA218127F911B>I<EA01FC380F0780381C01C0003C13E0387800F0A200F813F8A600
7813F0A2383C01E0381E03C0380F07803801FC0015127F9118>I<EAFE3E1347381E8F80
A3381F070090C7FCAAEAFFE0A211127F9114>114 D<EA1FD8EA3078EA601812E0A2EAF0
00EAFF80EA7FE013F0EA1FF8EA07FCEA007CEAC01CA212E01318EAF830EACFC00E127E91
13>I<1203A45AA25AA2EA3FFC12FFEA1F00A9130CA4EA0F08EA0798EA03F00E1A7F9913>
I<38FF07F8A2EA1F00AC1301120F380786FFEA01F818127F911B>I<38FFC7FCA2381F81
C0380F83803807C700EA03EEEA01FC5B1200137C13FEEA01DF38039F80EA070F380607C0
380C03E038FF07FCA216127F9119>120 D<38FFC1FCA2381F00601380000F13C0A23807
C180A23803E300A213F7EA01F613FE6C5AA21378A21330A25B1270EAF8E05BEAF9800073
C7FC123E161A7F9119>I E
%EndDVIPSBitmapFont
end
%%EndProlog
%%BeginSetup
%%Feature: *Resolution 300dpi
TeXDict begin
%%PaperSize: Letter

%%EndSetup
%%Page: 1 1
1 0 bop 257 262 a Fh(Solution)13 b(to)j(Problem)f(4.15)h(b)o(y)g
(Shalinee)e(Kishore)h(\(3/10/99\))40 b Fg(F)m(rom)12
b(equa-)257 311 y(tion)i(\(4.31\),)e(w)o(e)i(kno)o(w)g(that)637
386 y(\012\()p Fh(b)p Fg(\))42 b(=)g(2)p Fh(b)890 369
y Ff(T)915 386 y Fh(A)951 392 y Ff(m)983 386 y Fh(y)10
b Fe(\000)f Fh(b)1086 369 y Ff(T)1112 386 y Fh(Hb)460
b Fg(\(1\))768 448 y(=)42 b(2)p Fh(b)890 431 y Ff(T)915
448 y Fh(A)951 454 y Ff(m)983 448 y Fh(y)10 b Fe(\000)f
Fh(b)1086 431 y Ff(T)1112 448 y Fh(A)1148 454 y Ff(m)1179
448 y Fh(RA)1251 454 y Ff(m)1283 448 y Fh(b)326 b Fg(\(2\))257
523 y(where)690 651 y Fh(A)726 657 y Ff(m)769 651 y Fg(=)813
530 y Fd(2)813 604 y(6)813 628 y(6)813 653 y(6)813 680
y(4)862 562 y Fh(A)47 b(0)h(0)41 b Fc(:)7 b(:)g(:)46
b Fh(0)868 612 y(0)h(A)42 b(0)f Fc(:)7 b(:)g(:)46 b Fh(0)874
656 y Fg(.)874 673 y(.)874 690 y(.)951 656 y(.)951 673
y(.)951 690 y(.)1023 656 y(.)1023 673 y(.)1023 690 y(.)1101
656 y(.)1101 673 y(.)1101 690 y(.)1184 656 y(.)1184 673
y(.)1184 690 y(.)868 739 y Fh(0)53 b(0)48 b(0)41 b Fc(:)7
b(:)g(:)40 b Fh(A)1229 530 y Fd(3)1229 604 y(7)1229 628
y(7)1229 653 y(7)1229 680 y(5)1636 651 y Fg(\(3\))257
802 y(Here)14 b Fh(A)e Fg(is)g(a)f(diagonal)g(matrix)f(whose)i
Fc(i)p Fg(-th)h(diagonal)d(en)o(try)j(is)f Fc(A)1314
808 y Ff(i)1340 802 y Fg(of)f(user)i Fc(i)p Fg(.)18 b(Note)12
b(that)257 852 y Fh(R)i Fg(is)g(de\014ned)h(as)f(follo)o(ws)526
1030 y Fh(R)e Fg(=)617 884 y Fd(2)617 957 y(6)617 982
y(6)617 1007 y(6)617 1032 y(6)617 1057 y(6)617 1084 y(4)666
916 y Fh(R)p Fg([0])40 b Fh(R)823 901 y Ff(T)849 916
y Fg([1])81 b Fh(0)i Fc(:)7 b(:)g(:)67 b Fh(0)97 b(0)666
966 y(R)p Fg([1])53 b Fh(R)p Fg([0])g Fh(R)970 951 y
Ff(T)996 966 y Fg([1])41 b Fc(:)7 b(:)g(:)67 b Fh(0)97
b(0)694 1016 y(0)82 b(R)p Fg([1])66 b Fh(R)p Fg([0])54
b Fc(:)7 b(:)g(:)67 b Fh(0)97 b(0)700 1060 y Fg(.)700
1077 y(.)700 1093 y(.)834 1060 y(.)834 1077 y(.)834 1093
y(.)981 1060 y(.)981 1077 y(.)981 1093 y(.)1100 1060
y(.)1100 1077 y(.)1100 1093 y(.)1205 1060 y(.)1205 1077
y(.)1205 1093 y(.)1327 1060 y(.)1327 1077 y(.)1327 1093
y(.)694 1143 y Fh(0)110 b(0)123 b(0)83 b Fc(:)7 b(:)g(:)39
b Fh(R)p Fg([1])i Fh(R)p Fg([0])1393 884 y Fd(3)1393
957 y(7)1393 982 y(7)1393 1007 y(7)1393 1032 y(7)1393
1057 y(7)1393 1084 y(5)1636 1030 y Fg(\(4\))257 1216
y(Observ)o(e)16 b(that)278 1397 y Fh(A)314 1403 y Ff(m)346
1397 y Fh(RA)418 1403 y Ff(m)461 1397 y Fg(=)505 1251
y Fd(2)505 1325 y(6)505 1349 y(6)505 1374 y(6)505 1399
y(6)505 1424 y(6)505 1451 y(4)553 1283 y Fh(AR)p Fg([0])p
Fh(A)40 b(AR)818 1265 y Ff(T)844 1283 y Fg([1])p Fh(A)118
b(0)g Fc(:)7 b(:)g(:)104 b Fh(0)169 b(0)553 1336 y(AR)p
Fg([1])p Fh(A)53 b(AR)p Fg([0])p Fh(A)h(AR)1038 1318
y Ff(T)1064 1336 y Fg([1])p Fh(A)40 b Fc(:)7 b(:)g(:)104
b Fh(0)169 b(0)617 1386 y(0)118 b(AR)p Fg([1])p Fh(A)67
b(AR)p Fg([0])p Fh(A)53 b Fc(:)7 b(:)g(:)104 b Fh(0)169
b(0)623 1430 y Fg(.)623 1447 y(.)623 1464 y(.)830 1430
y(.)830 1447 y(.)830 1464 y(.)1049 1430 y(.)1049 1447
y(.)1049 1464 y(.)1204 1430 y(.)1204 1447 y(.)1204 1464
y(.)1345 1430 y(.)1345 1447 y(.)1345 1464 y(.)1539 1430
y(.)1539 1447 y(.)1539 1464 y(.)617 1513 y Fh(0)182 b(0)196
b(0)118 b Fc(:)7 b(:)g(:)40 b Fh(AR)p Fg([1])p Fh(A)g(AR)p
Fg([0])p Fh(A)1641 1251 y Fd(3)1641 1325 y(7)1641 1349
y(7)1641 1374 y(7)1641 1399 y(7)1641 1424 y(7)1641 1451
y(5)1636 1564 y Fg(\(5\))257 1613 y(No)o(w,)13 b(the)i
Fc(K)s Fg(\(2)p Fc(M)f Fg(+)c(1\))j(v)o(ector)i Fh(b)e
Fg(is)h(suc)o(h)h(that)546 1688 y Fh(b)573 1671 y Ff(T)610
1688 y Fg(=)654 1655 y Fd(\002)692 1688 y Fh(b)719 1673
y Ff(T)745 1688 y Fg([)p Fe(\000)p Fc(M)5 b Fg(])40 b
Fh(b)913 1673 y Ff(T)939 1688 y Fg([)p Fe(\000)p Fc(M)14
b Fg(+)9 b(1])41 b Fc(:)7 b(:)g(:)40 b Fh(b)1269 1673
y Ff(T)1295 1688 y Fg([)p Fc(M)5 b Fg(])1384 1655 y Fd(\003)1636
1688 y Fg(\(6\))257 1763 y(where)659 1813 y Fh(b)p Fg([)p
Fc(i)p Fg(])10 b(=)778 1779 y Fd(\002)816 1813 y Fc(b)834
1819 y Fb(1)853 1813 y Fg([)p Fc(i)p Fg(])40 b Fc(b)949
1819 y Fb(2)968 1813 y Fg([)p Fc(i)p Fg(])h Fc(:)7 b(:)g(:)40
b(b)1155 1819 y Ff(K)1186 1813 y Fg([)p Fc(i)p Fg(])1245
1779 y Fd(\003)1262 1788 y Ff(T)1636 1813 y Fg(\(7\))257
1878 y(Let)15 b Fh(c)c Fg(=)h Fh(b)435 1863 y Ff(T)461
1878 y Fh(A)497 1884 y Ff(m)529 1878 y Fh(RA)601 1884
y Ff(m)632 1878 y Fg(.)18 b(Th)o(us)c Fh(c)g Fg(is)g(a)g
Fc(K)s Fg(\(2)p Fc(M)g Fg(+)9 b(1\))14 b(ro)o(w)g(v)o(ector)g(suc)o(h)h
(that)677 1953 y Fh(c)c Fg(=)753 1919 y Fd(\002)791 1953
y Fh(c)812 1959 y Fa(\000)p Ff(M)917 1953 y Fh(c)938
1959 y Fa(\000)p Ff(M)s Fb([phone] y Fc(:)c(:)g(:)40
b Fh(c)1195 1959 y Ff(M)1253 1919 y Fd(\003)1636 1953
y Fg(\(8\))257 2027 y(where)480 2102 y Fh(c)501 2108
y Fa(\000)p Ff(M)606 2102 y Fg(=)i Fh(b)707 2085 y Ff(T)732
2102 y Fg([)p Fe(\000)p Fc(M)5 b Fg(])p Fh(AR)o Fg([0])p
Fh(A)j Fg(+)i Fh(b)1062 2085 y Ff(T)1088 2102 y Fg([)p
Fe(\000)p Fc(M)j Fg(+)d(1])p Fh(AR)o Fg([1])p Fh(A)224
b Fg(\(9\))438 2165 y Fh(c)459 2171 y Fa(\000)p Ff(M)s
Fb([phone] y Fg(=)42 b Fh(b)707 2147 y Ff(T)732 2165
y Fg([)p Fe(\000)p Fc(M)5 b Fg(])p Fh(AR)904 2146 y Ff(T)930
2165 y Fg([1])p Fh(A)k Fg(+)g Fh(b)1088 2147 y Ff(T)1114
2165 y Fg([)p Fe(\000)p Fc(M)14 b Fg(+)9 b(1])p Fh(AR)o
Fg([0])p Fh(A)178 b Fg(\(10\))680 2227 y(+)p Fh(b)739
2210 y Ff(T)765 2227 y Fg([)p Fe(\000)p Fc(M)13 b Fg(+)d(2])p
Fh(AR)o Fg([1])p Fh(A)527 b Fg(\(11\))438 2289 y Fh(c)459
2295 y Fa(\000)p Ff(M)s Fb([phone] y Fg(=)42 b Fh(b)707
2272 y Ff(T)732 2289 y Fg([)p Fe(\000)p Fc(M)14 b Fg(+)c(1])p
Fh(AR)976 2271 y Ff(T)1002 2289 y Fg([1])p Fh(A)e Fg(+)i
Fh(b)1160 2272 y Ff(T)1185 2289 y Fg([)p Fe(\000)p Fc(M)k
Fg(+)c(2])p Fh(AR)o Fg([0])p Fh(A)106 b Fg(\(12\))680
2351 y(+)p Fh(b)739 2334 y Ff(T)765 2351 y Fg([)p Fe(\000)p
Fc(M)13 b Fg(+)d(3])p Fh(AR)o Fg([1])p Fh(A)527 b Fg(\(13\))553
2408 y(.)553 2424 y(.)553 2441 y(.)1051 b(\(14\))506
2503 y Fh(c)527 2509 y Ff(M)606 2503 y Fg(=)42 b Fh(b)707
2486 y Ff(T)732 2503 y Fg([)p Fc(M)14 b Fe(\000)9 b Fg(1])p
Fh(AR)943 2485 y Ff(T)970 2503 y Fg([1])p Fh(A)f Fg(+)h