RU2001119172A - A method for generating a complex quasi-orthogonal code and a device and method for expanding channel data using a quasi-orthogonal code in a CDMA communication system - Google Patents
A method for generating a complex quasi-orthogonal code and a device and method for expanding channel data using a quasi-orthogonal code in a CDMA communication systemInfo
- Publication number
- RU2001119172A RU2001119172A RU2001119172/09A RU2001119172A RU2001119172A RU 2001119172 A RU2001119172 A RU 2001119172A RU 2001119172/09 A RU2001119172/09 A RU 2001119172/09A RU 2001119172 A RU2001119172 A RU 2001119172A RU 2001119172 A RU2001119172 A RU 2001119172A
- Authority
- RU
- Russia
- Prior art keywords
- code
- orthogonal
- generating
- phase
- walsh
- Prior art date
Links
- 230000000875 corresponding Effects 0.000 claims 18
- 230000015572 biosynthetic process Effects 0.000 claims 5
- 230000001276 controlling effect Effects 0.000 claims 5
- 238000005755 formation reaction Methods 0.000 claims 5
- 239000004606 Fillers/Extenders Substances 0.000 claims 2
- 125000004122 cyclic group Chemical group 0.000 claims 2
Claims (19)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1999/888 | 1999-01-11 | ||
KR19990000888 | 1999-01-11 | ||
KR19990001339 | 1999-01-14 | ||
KR1999/1339 | 1999-01-14 | ||
KR19990012563 | 1999-04-09 | ||
KR1999/12563 | 1999-04-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2001119172A true RU2001119172A (en) | 2003-06-27 |
RU2214681C2 RU2214681C2 (en) | 2003-10-20 |
Family
ID=27349890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2001119172A RU2214681C2 (en) | 1999-01-11 | 2000-01-11 | Method forming complex quasi-orthogonal code, device and way to expand channels data with use of quasi-orthogonal code in cdma communication system |
Country Status (11)
Country | Link |
---|---|
US (1) | US6671251B1 (en) |
EP (2) | EP2141820B1 (en) |
JP (1) | JP3681335B2 (en) |
CN (1) | CN1171397C (en) |
AU (1) | AU764193B2 (en) |
BR (1) | BR0007463A (en) |
CA (1) | CA2357518C (en) |
IL (2) | IL144085A0 (en) |
MX (1) | MXPA01007049A (en) |
RU (1) | RU2214681C2 (en) |
WO (1) | WO2000042711A1 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3499460B2 (en) | 1999-02-25 | 2004-02-23 | 松下電器産業株式会社 | Spreading code generating circuit and spreading code generating method |
JP4495288B2 (en) * | 2000-01-18 | 2010-06-30 | パナソニック株式会社 | Base station apparatus, communication terminal apparatus, and wireless communication method |
US7075968B1 (en) * | 2001-06-06 | 2006-07-11 | At&T Corp. | Method for whitening spread spectrum codes |
AU2002324781A1 (en) | 2001-08-21 | 2003-03-03 | Morphics Technology, Inc. | Method and apparatus for enhancing data rates in spread spectrum communication systems |
US7839762B2 (en) * | 2001-12-21 | 2010-11-23 | Texas Instruments Incorporated | Method and apparatus for vector based walsh code bit sequence generation |
WO2004002034A1 (en) * | 2002-06-21 | 2003-12-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Generation of orthogonal codes |
US7697413B2 (en) * | 2003-04-28 | 2010-04-13 | Alcatel-Lucent Usa Inc. | Method for generating a code mask for coding transmission over a traffic channel |
US7587660B2 (en) * | 2005-04-22 | 2009-09-08 | Kansas State University Research Foundation | Multiple-access code generation |
WO2011082543A1 (en) * | 2010-01-08 | 2011-07-14 | 富士通株式会社 | Apparatus for generating orthogonal mask, and apparatus and method for generating demodulation reference signal |
CN102123014B (en) * | 2010-03-30 | 2016-05-18 | 电信科学技术研究院 | Orthogonal covering codes configuration and frequency hopping configuration indicating method and device |
CN103209487A (en) * | 2012-01-17 | 2013-07-17 | 中兴通讯股份有限公司 | Wireless communication method, device and system |
CN111095825B (en) * | 2017-09-06 | 2021-11-23 | 中兴通讯股份有限公司 | Method and apparatus for pilot sequence transmission |
US11032061B2 (en) * | 2018-04-27 | 2021-06-08 | Microsoft Technology Licensing, Llc | Enabling constant plaintext space in bootstrapping in fully homomorphic encryption |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5103459B1 (en) * | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
JP2600580B2 (en) * | 1993-09-09 | 1997-04-16 | 日本電気株式会社 | Synchronous PN code sequence generation circuit |
JPH08195703A (en) * | 1995-01-17 | 1996-07-30 | Toshiba Corp | Radio communication equipment |
JP3483991B2 (en) * | 1995-07-27 | 2004-01-06 | 沖電気工業株式会社 | Spread code generator for code division multiple access communication, code division multiple access communication system, and spread code generation method for code division multiple access communication |
KR0173101B1 (en) * | 1996-08-14 | 1999-03-30 | 양승택 | Walsh-quadrature phase shift keying chip modulating apparatus for direct sequence spread spectrum communication |
KR100365346B1 (en) * | 1997-09-09 | 2003-04-11 | 삼성전자 주식회사 | Apparatus and method for generating quasi-orthogonal code of mobile communication system and diffusing band by using quasi-orthogonal code |
KR100318959B1 (en) * | 1998-07-07 | 2002-04-22 | 윤종용 | Apparatus and method for eliminating interference between different codes in a CDMA communication system |
US6240143B1 (en) * | 1998-08-18 | 2001-05-29 | Qualcomm Inc. | Method and apparatus for the reflection and transmission of quasi orthogonal vectors |
US6314125B1 (en) * | 1998-12-09 | 2001-11-06 | Qualcomm Incorporated | Method and apparatus for the construction and transmission of binary quasi orthogonal vectors |
KR100315709B1 (en) * | 1998-12-29 | 2002-02-28 | 윤종용 | Channel Spreader and Method in Mobile Communication System |
-
2000
- 2000-01-11 WO PCT/KR2000/000014 patent/WO2000042711A1/en active IP Right Grant
- 2000-01-11 RU RU2001119172A patent/RU2214681C2/en active
- 2000-01-11 AU AU30798/00A patent/AU764193B2/en not_active Expired
- 2000-01-11 IL IL14408500A patent/IL144085A0/en active IP Right Grant
- 2000-01-11 US US09/480,963 patent/US6671251B1/en not_active Expired - Lifetime
- 2000-01-11 JP JP2000594202A patent/JP3681335B2/en not_active Expired - Lifetime
- 2000-01-11 CA CA 2357518 patent/CA2357518C/en not_active Expired - Lifetime
- 2000-01-11 EP EP20090013420 patent/EP2141820B1/en not_active Expired - Lifetime
- 2000-01-11 BR BR0007463A patent/BR0007463A/en not_active IP Right Cessation
- 2000-01-11 MX MXPA01007049A patent/MXPA01007049A/en active IP Right Grant
- 2000-01-11 CN CNB008040982A patent/CN1171397C/en not_active Expired - Lifetime
- 2000-01-11 EP EP00900944.0A patent/EP1145456B1/en not_active Expired - Lifetime
-
2001
- 2001-07-01 IL IL144085A patent/IL144085A/en not_active IP Right Cessation
Similar Documents
Publication | Publication Date | Title |
---|---|---|
RU2160504C1 (en) | Method and device for generation of pseudonoise sequence in code-division multiple- access communication system | |
RU2000104858A (en) | METHOD FOR FORMING A QUASI ORTHOGONAL CODE AND AN EXTENDER USING THIS METHOD IN A MOBILE COMMUNICATION SYSTEM | |
RU2001119172A (en) | A method for generating a complex quasi-orthogonal code and a device and method for expanding channel data using a quasi-orthogonal code in a CDMA communication system | |
KR100365346B1 (en) | Apparatus and method for generating quasi-orthogonal code of mobile communication system and diffusing band by using quasi-orthogonal code | |
EP2456117B1 (en) | Method for generating a sequence in a wireless communication system, and apparatus for same | |
AR033949A2 (en) | A CODE SEQUENCE GENERATOR DEVICE | |
SE9700212L (en) | Procedure and arrangement in a communication system | |
RU2193282C2 (en) | Device and method for generating complex quaternary quasiorthogonal code and for stretching transmission signal using quasiorthogonal code in cdma communication system | |
KR100384894B1 (en) | Construction apparatus and method of ternary spreading code with zero correlation duration | |
RU2000111473A (en) | DEVICE AND METHOD FOR PRODUCING A QUADIORTHOGONAL COMPLEX QUASI-ORTHOGONAL CODE AND EXTENDING A TRANSMISSION SIGNAL USING A QUASI-ORTHOGONAL CODE IN A CDMA COMMUNICATION SYSTEM | |
RU2001121728A (en) | Device and method for expanding channel data in a CDMA communication system using orthogonal transmission diversity | |
RU2000112928A (en) | DEVICE AND METHOD FOR PRODUCING QUASI ORTHOGONAL CODE AND EXTENSION OF CHANNEL SIGNALS IN MOBILE COMMUNICATION SYSTEM | |
EP1034665A1 (en) | Device and method for generating quasi-orthogonal code and spreading channel signals in mobile communication system | |
JP4261061B2 (en) | Method and apparatus for transmission and construction of quasi-orthogonal vectors | |
US6456612B1 (en) | Device and method for generating short PN code in a mobile communication system | |
RU2200366C2 (en) | Device for generating quasi-orthogonal code mask in mobile communication system | |
KR100625247B1 (en) | Apparatus and method for generating ranging pseudo noise code | |
KR100241352B1 (en) | PN Code Generator | |
WO2001050659A1 (en) | Method and device for orthogonal variable spreading factor codes and hadamard matrices generation | |
KR100233246B1 (en) | A shortened maximum length code generator using mask patterns | |
KR100369659B1 (en) | Correlation apparatus and method for code acquisition in cdma system | |
KR100358110B1 (en) | Construction method and apparatus of binary spreading code with zero correlation duration | |
JP2001024624A (en) | Device and method for generating and processing code group | |
KR960003101B1 (en) | Walsh-hadamard generator | |
JPH06177856A (en) | Spread spectrum multiple communication equipment |