RU96112185A - TRANSMISSION OF SIGNALS WITH VARIABLE SPEED IN THE COMMUNICATION SYSTEM WITH AN EXTENDED SPECTRUM USING GROUP CODING - Google Patents
TRANSMISSION OF SIGNALS WITH VARIABLE SPEED IN THE COMMUNICATION SYSTEM WITH AN EXTENDED SPECTRUM USING GROUP CODINGInfo
- Publication number
- RU96112185A RU96112185A RU96112185/09A RU96112185A RU96112185A RU 96112185 A RU96112185 A RU 96112185A RU 96112185/09 A RU96112185/09 A RU 96112185/09A RU 96112185 A RU96112185 A RU 96112185A RU 96112185 A RU96112185 A RU 96112185A
- Authority
- RU
- Russia
- Prior art keywords
- signal
- group
- signals
- combining
- modulated
- Prior art date
Links
- 238000001228 spectrum Methods 0.000 title claims 8
- 230000005540 biological transmission Effects 0.000 title claims 4
- 230000000051 modifying Effects 0.000 claims 41
- 239000002131 composite material Substances 0.000 claims 20
- 239000000969 carrier Substances 0.000 claims 18
- 230000001702 transmitter Effects 0.000 claims 12
- 238000007906 compression Methods 0.000 claims 4
- 230000003362 replicative Effects 0.000 claims 4
- 238000011156 evaluation Methods 0.000 claims 2
- 239000000470 constituent Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
Claims (30)
псевдошумовым сигналом в заданном PN коде с возможностью обеспечения первого выходного сигнала.9. The transmitter according to claim 8, characterized in that it further includes means for generating a pseudo noise signal in a given PN code and means for combining the modulated signal
pseudo-noise signal in a given PN code with the ability to provide the first output signal.
средство для демультиплексирования информационного сигнала в первый и второй наборы субсигналов, средство для комбинирования набора субсигналов с первым набором ортогональных групповых кодов для получения первого составного кодированного групповым кодом сигнала, и для комбинирования второго набора субсигналов со вторым набором ортогональных групповых кодов, для получения второго составного кодированного групповым кодом сигнала; средство генерирования ортогонального функционального сигнала; средство генерирования синфазного псевдошумового (РNI) и квадратурного псевдошумового (PNQ) сигналов в заданных РN кодах и средство комбинирования РNI сигнала с первым составным кодированным групповым кодом сигнала и ортогональным функциональным сигналом для формирования 1 сигнала модуляции, и для комбинирования РNQ сигнала со вторым составным кодированным групповым кодом сигналом и ортогональным функциональным сигналом для получения Q сигнала модуляции.12. A spread spectrum communication system for modulating an information signal to be transmitted in-phase (1) and phase shifted 90 ° (Q) by using a carrier signal and a copy of the carrier signal phase-shifted by 90 ° , said system comprising a transmitter, including
means for demultiplexing the information signal into the first and second sets of sub-signals, means for combining a set of sub-signals with a first set of orthogonal group codes to obtain a first composite encoded by a group code signal, and for combining a second set of sub-signals with a second set of orthogonal group codes, to obtain a second composite encoded group code of the signal; means for generating an orthogonal functional signal; means for generating a common-mode pseudo-noise (PN I ) and quadrature pseudo-noise (PN Q ) signals in the given PN codes and means for combining the PN I signal with the first composite encoded group code of the signal and the orthogonal functional signal to generate 1 modulation signal, and for combining the PN Q signal with a second composite encoded group code signal and an orthogonal functional signal to obtain a Q modulation signal.
чи в системе связи с расширенным спектром, состоящий в том, что производят демультиплексирование информационного сигнала в первый и второй субсигналы; комбинирование первого субсигнала с первым групповым кодом и комбинирование второго субсигнала со вторым групповым кодом, ортогональным первому групповому коду, с возможностью получения первого составного кодированного групповым кодом сигнала; генерирование ортогонального функционального сигнала; модуляцию первого составного кодированного групповым кодом сигнала ортогональным функциональным сигналом, для получения первого модулированного сигнала.22. A method of modulating an information signal for transmitting
chi in a spread spectrum communication system, which consists in demultiplexing the information signal into the first and second sub-signals; combining a first sub-signal with a first group code and combining a second sub-signal with a second group code orthogonal to the first group code, with the possibility of obtaining a first composite signal encoded by a group code; generating an orthogonal functional signal; modulating the first composite signal encoded by a group code of the signal with an orthogonal functional signal to obtain a first modulated signal.
вым кодом с возможностью получения второго составного кодированного групповым кодом сигнала, причем первый, второй, третий и четвертый групповые коды взаимно ортогональны, и, модуляцию второго составного кодированного групповым кодом сигнала ортогональным функциональным сигналом для получения второго модулированного сигнала.24. The method according to p. 23, characterized in that it further demultiplexes the information signal into the third and fourth sub-signals; combining a sub-signal with a third group code and combining a fourth sub-signal with a fourth group-
a code with the possibility of receiving a second composite signal encoded by a group code of the signal, wherein the first, second, third and fourth group codes are mutually orthogonal, and, modulating the second composite encoded by the group code of the signal with an orthogonal functional signal to obtain a second modulated signal.
модуляцию несущего сигнала I сигналом модуляции и модуляцию копии несущего сигнала Q сигналом модуляции, для формирования I-модулированного и Q-модулированного несущих сигналов соответственно, и передачу I-модулированного и Q-модулированного несущих сигналов по I и Q каналам связи.28. The method according to p. 27, characterized in that it further produce
modulating the carrier signal I with a modulation signal; and modulating a copy of the carrier signal Q with a modulation signal to generate I-modulated and Q-modulated carrier signals, respectively, and transmitting the I-modulated and Q-modulated carrier signals over the I and Q communication channels.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/146,642 US5471497A (en) | 1993-11-01 | 1993-11-01 | Method and apparatus for variable rate signal transmission in a spread spectrum communication system using coset coding |
US146,642 | 1993-11-01 | ||
PCT/US1994/012540 WO1995012938A1 (en) | 1993-11-01 | 1994-11-01 | Variable rate signal transmission in a spread spectrum communication system using coset coding |
Publications (2)
Publication Number | Publication Date |
---|---|
RU96112185A true RU96112185A (en) | 1998-09-27 |
RU2142201C1 RU2142201C1 (en) | 1999-11-27 |
Family
ID=22518307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU96112185A RU2142201C1 (en) | 1993-11-01 | 1994-11-01 | Alternating rate station transmission in spread spectrum communication system using group encoding |
Country Status (17)
Country | Link |
---|---|
US (1) | US5471497A (en) |
EP (1) | EP0727116B1 (en) |
JP (1) | JP2925742B2 (en) |
KR (1) | KR100221669B1 (en) |
CN (2) | CN1064800C (en) |
AT (1) | ATE287158T1 (en) |
AU (1) | AU678653B2 (en) |
BR (1) | BR9407920A (en) |
CA (1) | CA2174344C (en) |
DE (1) | DE69434231T2 (en) |
FI (1) | FI116433B (en) |
HK (2) | HK1011474A1 (en) |
IL (1) | IL111449A (en) |
RU (1) | RU2142201C1 (en) |
TW (1) | TW313726B (en) |
WO (1) | WO1995012938A1 (en) |
ZA (1) | ZA948560B (en) |
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- 1994-11-01 KR KR1019960702256A patent/KR100221669B1/en not_active IP Right Cessation
- 1994-11-01 CN CN94193946A patent/CN1064800C/en not_active Expired - Fee Related
- 1994-11-01 EP EP95901735A patent/EP0727116B1/en not_active Expired - Lifetime
- 1994-11-01 WO PCT/US1994/012540 patent/WO1995012938A1/en active IP Right Grant
- 1994-11-01 DE DE69434231T patent/DE69434231T2/en not_active Expired - Lifetime
- 1994-11-01 BR BR9407920A patent/BR9407920A/en not_active Application Discontinuation
- 1994-11-01 AT AT95901735T patent/ATE287158T1/en not_active IP Right Cessation
- 1994-11-01 CA CA002174344A patent/CA2174344C/en not_active Expired - Fee Related
- 1994-11-01 AU AU10862/95A patent/AU678653B2/en not_active Ceased
- 1994-12-14 TW TW083111687A patent/TW313726B/zh active
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1996
- 1996-04-29 FI FI961823A patent/FI116433B/en not_active IP Right Cessation
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1998
- 1998-08-21 HK HK98110095A patent/HK1011474A1/en not_active IP Right Cessation
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2000
- 2000-09-11 CN CNB001289640A patent/CN1148906C/en not_active Expired - Fee Related
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2001
- 2001-11-16 HK HK01108120A patent/HK1037286A1/en not_active IP Right Cessation
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