USO0RE40385E
(19) United States (12) Reissued Patent Bang et a]. (54)
(10) Patent Number: US RE40,385 E (45) Date of Reissued Patent: Jun. 17, 2008
ORTHOGONAL COMPLEX SPREADING
5,337,338 A 5,416,797 A
METHOD FOR MULTICHANNEL AND APPARATUS THEREOF
(75) Inventors: Seung-Chan Bang, Daej eon (KR); J ae-Ryong Shim, Daejeon (KR); Ki-Chul Han, Daejeon (KR); Jung-im
Kim, Daejeon (KR); Tae-Joong Kim, Daejeon (KR) (73)
Assignee:
(Continued) FOREIGN PATENT DOCUMENTS EP JP
0 783 210 0814581 A2 07038962
Appl. No .:
10/932,227 Sep. 2, 2004
Filed:
Related US. Patent Documents
Reissue of:
(64)
Patent No.: Issued:
Appl. No.: Filed:
6,449,306 Sep. 10, 2002 09/767,953 Mar. 27, 2001
US. Applications: (63)
Continuation of application No. 09/162,764, ?led on Sep. 30, 1998, now Pat. No. 6,222,873.
(30)
Foreign Application Priority Data
7/1997 12/1997 2/1995
(Continued)
Electronics and Telecom Research
OTHER PUBLICATIONS
Institute, Daejeon (KR)
(21) (22)
8/1994 Sutton 5/ 1995 Gilhousen et al.
CSEM/Pro Telecom, et al., “FMAiFRAMEs Multiple Access A Harmonized Concept for UMTS/IMT*2000;
FMA2*Wideband CDMA”, Homepage: http://WWW.de.in foWin.org/ACTS/RUS/PROJECTS/FRAMES, pp. 1414.
Birgenheier, Raymond A.; “Overview of CodeiDomain PoWer, Timing, and Phase Measurements”; HewlettiPack ard Journal; vol. 47, No. 1, pp. 73493; (Feb. 1996).
(Continued) Primary ExamineriKevin Burd (74) Attorney, Agent, or FirmiHunton & Williams LLP
(57)
ABSTRACT
An orthogonal complex spreading method for a multichan nel and an apparatus thereof are disclosed. The method
includes the steps of complex-summing 0t” IWMJ, 1X”l Which Dec. 2, 1997 Apr. 4, 1998
(KR) .......................................... .. 97-65375 (KR) .......................................... .. 98-11923
(51) Int. Cl.
is Obtained by multiplying an Orthogonal Hadamard Sequence WM’nl by a ?rst data Xnl of a mh block and
(>LM2WMJQXM2 Which is obtained by multiplying an orthogo
H04B 1/707
(2006,01)
nal Hadamard sequence W1,”2 by a second data X”2 of a n-th
block; complex-multiplying otnlwMmlXnl+j(>tn2WA,,,,n2Xn2 (52) us. Cl. ........................ .. 375/141; 375/146; 375/298 (58) Field of Classi?cation Search ................ .. 375/130, 375/140’ 141, 146, 259, 261, 295’ 298
Which is summed 111th? Complex tWe and WM,n3+J'PWM,n4 qfthe Complex WP? 115mg a _complex mulnpller and Output ting as an in-phase information and quadrature phase infor
See application ?le for Complete Search history
mation; and summing only in-phase information outputted
References Cited
from a plurality of blocks and only quadrature phase infor mation outputted therefrom and spreading the same using a
(56)
spreading code. US. PATENT DOCUMENTS 5,309,474 A
I
5/1994 Gilhousen et al.
FIRST
I COMPLEX MULTIPUER
287 Claims, 21 Drawing Sheets
US RE40,385 E Page 2
US. PATENT DOCUMENTS 5,511,073 A 5,566,164 A 5,602,833 A 5,619,526 A
4/1996 Padovani et 31. 10/1996 Ohlson 2/1997 Zehavi *
5,712,869 A 5,818,867 A
1/1998 Lee et 31. 10/1998 Rasmussen et a1.
5,870,378 A 5,903,761 A
4/1997 Kim et a1. ................. .. 370/335
0155510
7/1998
10-0298340 W0 92/170“ WO 95/03652 WO 95/12937
5/2001 10/1992 2/1995 5/1995
W0
WO_97/33400
9/1997
W0 W0
WO_97/45970 W0 97/217098
12/1997 12/1997
2/1999 Huang et a1. *
5/1999 Tyma ....................... .. 717/148
OTHER PUBLICATIONS
5,920,551 A
7/1999
5,930,230 A *
7/ 1999 Odenwalder et a1. ...... .. 370/208
Jae Ryong 3111111 and 3911118 Chan Bang; Spectrally ef?clem
5,940,434 A 5,960,029 A
g/1999 Lee 9/1999 Kim et a1.
modulation and spreading scheme for CDMA systems; Electronics Letters; Nov. 12, 1998, V01. 34, No. 23; pp.
5,991,284 A
Naet a1.
_
11/1999 Willenegger et a1.
6,028,888 A
2/2000 RPUX
6,108,369 A
*
8/2000
_
2210i2211_
Edited by Matsushita: UTRA Physical Layer Description,
6,052,404 A * 4/2000 Tlepermann OVGSJO Secord et a1.
TDD parts for public operation; Layer 1 Expert Group meet .............. . . . . . . . . . . . . .. 375/146
ing’ Bocholt May
I\IOV~ 13’
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.
6144691 A * 11/2000 Kenne .................... .. 375/130 6,222,873 B1 * 4/2001 Bang 61711. ................ .. 375/146 6,246,697 B1 6/2001 Whinnettetal.
Yang’ G"V°S’ G" cm’ H" I/Q Modulator Image Relecnon Through Modulanon preidlstomona IEEE, May 1996’ 13174320
6,246,976 B1
6/2001 Mukaigawa et a1,
Dekorsky, Armin and Kammeyer, KarliDirk, Miary
6,269,088 B1 *
7/2001 Masui et a1. .............. .. 370/335
Orthogonal Modulation For MCiCDMA Systems in Indoor
6,381,229 B1
4/2002 Narvinger et 31.
Wireless Radio Networks, Multi£arrier SpreadiSpectrum
6,519,278 B1 6’560’l94 Bl
2/2003 Himmatsu 5/2003 90mg“ et 31'
69*76, 1997 (KluwerAcademic Publishers, Netherlands). Barbarossa, S. and Scaglione, A., Polynomial Minimum
,
,
y
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FOREIGN PATENT DOCUMENTS KR
KR KR W0 W0 W0
1997-0031399
6/1997
.
.
.
Shift Keying Modulation: Simpli?ed Decoding of CPM Sig nals, 1997 IEEE, l45il48. * cited by examiner
US. Patent
Jun. 17, 2008
Sheet 3 0f 21
US RE40,385 E
FlG. 3a
(CONVENTIONAL ART) 1.5
I
XlXX
1 P-~--|--_
x x 0.5
---
I
I
"1.5
XIIXX l
FIG. 3b
(CONVENTIONAL ART)
I
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W
US. Patent
Jun. 17, 2008
Sheet 4 0f 21
US RE40,385 E
Em
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3
an
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mXw5j1r2?0zi
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US. Patent
Jun. 17, 2008
Sheet 5 0f 21
FIG. 5a
Wum
ltiu‘I-n
102
(111
103
c112
104
US RE40,385 E
US. Patent
Jun. 17, 2008
Sheet 6 0f 21
FIG. 5b
,100
FIRST
COMPLEX MULTIPLIER
a
0 c l u 0
B1
1100" COMPLEX MULTIPLIER
US RE40,385 E
US. Patent
Jun. 17, 2008
Sheet 7 0f 21
US RE40,385 E
FIG. 50 300 f
L
[210 FROM A‘
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310
o
350 gays: hm) l _
Q!
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310
h:
+
320
/220
330
FROM
hm
0m
340
SC1
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US. Patent
Jun. 17, 2008
Sheet 8 0f 21
US RE40,385 E
FIG. 5d
_
|l_. QI
_
.m O _
_J /{H!. \Iu)_4 0Onu?|_
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_ S C
J n
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2 n _
M“IQ_
n _
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R e B... }
rm“
US. Patent
Jun. 17, 2008
Sheet 9 0f 21
US RE40,385 E
FIG. 6a
h p _
_ _ u n n _
4. 5. 501 ._| nw01
u?r ".3
i La H w “a
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FIG. 6b 1.5
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US. Patent
Jun. 17, 2008
Sheet 10 0f 21
US RE40,385 E
FIG. 7
10
PEAK/AVERAGE (dB)
US. Patent
Jun. 17, 2008
Sheet 11 0f 21
US RE40,385 E
FIG. 8 8x8 HADAMADA MATRIX _
_
-
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_
_
_
O 11I I _ 1|11!4|1 'IG IlF Ai'lI‘I
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L._\.I_<-L_______.__Q_____.____ 0
4
US. Patent
Jun. 17, 2008
Sheet 12 0f 21
US RE40,385 E
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0.2; a .GE
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US. Patent
Jun. 17, 2008
Sheet 13 0f 21
US RE40,385 E
FIG. 10
903
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X12
bd
ad 9041
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Wup
US. Patent
Jun. 17, 2008
Sheet 14 0f 21
FIG. 11
(111
610
PILOT
Wm
Wm
US RE40,385 E
US. Patent
Jun. 17, 2008
Sheet 15 0f 21
US RE40,385 E
FIG. 12
PILOT
SIGNAL
-|NG
m2
W4
TRAFFIC 710
711
Wm
Wan
US. Patent
Jun. 17, 2008
Sheet 16 0f 21
US RE40,385 E
FIG. 13a (111
We
PILOT 610
611
PN
0 _.I
‘N2
l I I
SIGNAL
I
—|NG
I I I
I
R/2 bps 680
l l l l I
631
l
TRAFFIC
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H bps - SIP
m:
I
l l I
W4
l l I
8/2 bps
I
710
I I
711
I I l | l
Wm
US. Patent
Jun. 17, 2008
Sheet 17 0f 21
US RE40,385 E
FIG. 13b (111
PILOT
SIGNAL
TRAFFIC 1
(112
TRAFFIC 2
710
711
Wm
Wu:
US. Patent
Jun. 17, 2008
Sheet 18 0f 21
US RE40,385 E
FIG. 14a (1H
PILOT
SIGNAL -ING
R/2 bps
TRAFFIC R bps
TRAFFIC 3
Wm
Wm:
