WO1999012284A1 - A method for assigning spreading codes - Google Patents
A method for assigning spreading codes Download PDFInfo
- Publication number
- WO1999012284A1 WO1999012284A1 PCT/SE1998/001541 SE9801541W WO9912284A1 WO 1999012284 A1 WO1999012284 A1 WO 1999012284A1 SE 9801541 W SE9801541 W SE 9801541W WO 9912284 A1 WO9912284 A1 WO 9912284A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- spreading codes
- link connection
- orthogonal
- assigning
- codes
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/16—Code allocation
- H04J13/18—Allocation of orthogonal codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/0022—PN, e.g. Kronecker
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/004—Orthogonal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/696—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to Dowlink
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR9811428-0A BR9811428A (en) | 1997-09-02 | 1998-08-28 | Processes for assigning spreading codes to a first corresponding front link connection between a plurality of front link connections in a ds-cdma communication system, for assigning spreading codes to corresponding front link connections in a ds-cdma communication system and, to designate a total number of spreading codes for corresponding front link connections with variable bit rate in a ds-cdma communication system |
JP2000509176A JP2001515302A (en) | 1997-09-02 | 1998-08-28 | Spreading code allocation method |
EP98941980A EP1010266A1 (en) | 1997-09-02 | 1998-08-28 | A method for assigning spreading codes |
KR1020007002248A KR20010023600A (en) | 1997-09-02 | 1998-08-28 | A method for assigning spreading codes |
AU90127/98A AU751483B2 (en) | 1997-09-02 | 1998-08-28 | A method for assigning spreading codes |
CA002299297A CA2299297A1 (en) | 1997-09-02 | 1998-08-28 | A method for assigning spreading codes |
FI20000460A FI20000460A (en) | 1997-09-02 | 2000-02-29 | Procedure for assigning spread codes |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9703161-1 | 1997-09-02 | ||
SE9703161A SE9703161L (en) | 1997-09-02 | 1997-09-02 | Procedure for telecommunications |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1999012284A1 true WO1999012284A1 (en) | 1999-03-11 |
Family
ID=20408114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SE1998/001541 WO1999012284A1 (en) | 1997-09-02 | 1998-08-28 | A method for assigning spreading codes |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP1010266A1 (en) |
JP (1) | JP2001515302A (en) |
KR (1) | KR20010023600A (en) |
CN (1) | CN1118963C (en) |
AR (1) | AR017048A1 (en) |
AU (1) | AU751483B2 (en) |
BR (1) | BR9811428A (en) |
CA (1) | CA2299297A1 (en) |
FI (1) | FI20000460A (en) |
SE (1) | SE9703161L (en) |
TW (1) | TW393843B (en) |
WO (1) | WO1999012284A1 (en) |
ZA (1) | ZA986672B (en) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000022744A1 (en) * | 1998-10-09 | 2000-04-20 | Nokia Networks Oy | Method and generator for generating orthogonal spreading code in cdma radio system |
KR100396653B1 (en) * | 1999-12-30 | 2003-09-02 | 엘지전자 주식회사 | Transmission method for multiple chip rate in mobile communications system |
EP1398986A1 (en) * | 2002-09-04 | 2004-03-17 | Nortel Networks Limited | Method for allocating resources in a radio communication system using spatial division and apparatus implementing the method |
US6856608B1 (en) | 1999-08-13 | 2005-02-15 | Nec Corporation | Method and base station for allocating pseudo noise code |
WO2006004551A3 (en) * | 2004-07-06 | 2006-02-23 | Ericsson Telefon Ab L M | Different orthogonal code sets with members in common |
CN1315277C (en) * | 2001-02-09 | 2007-05-09 | 通用电机股份有限公司 | Testingm ethod and tool for cellular wireless telephone network of CDMA multiplexing |
EP1782548A1 (en) * | 2004-08-04 | 2007-05-09 | Electronics and Telecommunications Research Institute | Apparatus and method for determining user code in quasi-synchronous cdma system, and apparatus and method for generating and spreading user code using the same |
US7362867B1 (en) * | 1999-07-07 | 2008-04-22 | Samsung Electronics Co., Ltd | Apparatus and method for generating scrambling code in UMTS mobile communication system |
US7869454B2 (en) * | 1999-08-17 | 2011-01-11 | Samsung Electronics Co., Ltd | Method for communicating scrambling code ID in mobile communication system |
CN1921362B (en) * | 2005-08-23 | 2011-09-21 | 中兴通讯股份有限公司 | Orthogonal variable spread-spectrum code distribution method in code division multiple access communication system |
GB2495709A (en) * | 2011-10-17 | 2013-04-24 | Aetheric Engineering Ltd | Assigning orthogonal and non-orthogonal spreading codes in a CDMA transmission system |
EP2739104A1 (en) * | 2012-11-28 | 2014-06-04 | Alcatel-Lucent | A cellular telecommunications base station and a method of allocating a spreading code |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100449546B1 (en) * | 2001-10-08 | 2004-09-21 | 주식회사 카서 | Code select cdma modulation and demodulation method and device thereof |
KR100444845B1 (en) * | 2002-04-12 | 2004-08-21 | 주식회사 카서 | Coding method and apparatus for constant amplitude transmission in code select cdma communication system and device thereof |
CN101388685B (en) * | 2007-09-12 | 2014-02-19 | 中兴通讯股份有限公司 | Code resource management method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5210770A (en) * | 1991-09-27 | 1993-05-11 | Lockheed Missiles & Space Company, Inc. | Multiple-signal spread-spectrum transceiver |
WO1995003652A1 (en) * | 1993-07-20 | 1995-02-02 | Qualcomm Incorporated | Walsh sequence generation for variable data rates |
WO1995023459A1 (en) * | 1994-02-25 | 1995-08-31 | Motorola Inc. | Method and apparatus for utilizing multiple spreading codes in a communication system |
WO1997015985A1 (en) * | 1995-10-26 | 1997-05-01 | Nokia Mobile Phones Limited | Data transmission method, transmitter, and receiver |
-
1997
- 1997-09-02 SE SE9703161A patent/SE9703161L/en not_active Application Discontinuation
-
1998
- 1998-07-16 TW TW087111586A patent/TW393843B/en not_active IP Right Cessation
- 1998-07-27 ZA ZA986672A patent/ZA986672B/en unknown
- 1998-08-28 CN CN98808783A patent/CN1118963C/en not_active Expired - Fee Related
- 1998-08-28 AU AU90127/98A patent/AU751483B2/en not_active Ceased
- 1998-08-28 WO PCT/SE1998/001541 patent/WO1999012284A1/en not_active Application Discontinuation
- 1998-08-28 KR KR1020007002248A patent/KR20010023600A/en not_active Application Discontinuation
- 1998-08-28 BR BR9811428-0A patent/BR9811428A/en not_active IP Right Cessation
- 1998-08-28 JP JP2000509176A patent/JP2001515302A/en active Pending
- 1998-08-28 CA CA002299297A patent/CA2299297A1/en not_active Abandoned
- 1998-08-28 EP EP98941980A patent/EP1010266A1/en not_active Withdrawn
- 1998-09-02 AR ARP980104392A patent/AR017048A1/en not_active Application Discontinuation
-
2000
- 2000-02-29 FI FI20000460A patent/FI20000460A/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5210770A (en) * | 1991-09-27 | 1993-05-11 | Lockheed Missiles & Space Company, Inc. | Multiple-signal spread-spectrum transceiver |
WO1995003652A1 (en) * | 1993-07-20 | 1995-02-02 | Qualcomm Incorporated | Walsh sequence generation for variable data rates |
WO1995023459A1 (en) * | 1994-02-25 | 1995-08-31 | Motorola Inc. | Method and apparatus for utilizing multiple spreading codes in a communication system |
WO1997015985A1 (en) * | 1995-10-26 | 1997-05-01 | Nokia Mobile Phones Limited | Data transmission method, transmitter, and receiver |
Non-Patent Citations (1)
Title |
---|
INTERNATIONAL CONFERENCE ON COMMUNICATIONS CONFERENCE RECORD ..., Volume 2, June 1995, (Seattle, Washington, USA), MO-HAN FONG et al., "Concatenated Orthogonal/PN Spreading Scheme for Cellular DS-CDMA Systems with Integrated Traffic", pages 905-909. * |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000022744A1 (en) * | 1998-10-09 | 2000-04-20 | Nokia Networks Oy | Method and generator for generating orthogonal spreading code in cdma radio system |
US7536014B2 (en) | 1999-07-07 | 2009-05-19 | Samsung Electronics Co., Ltd. | Apparatus and method for generating scrambling code in UMTS mobile communication system |
US7362867B1 (en) * | 1999-07-07 | 2008-04-22 | Samsung Electronics Co., Ltd | Apparatus and method for generating scrambling code in UMTS mobile communication system |
US6856608B1 (en) | 1999-08-13 | 2005-02-15 | Nec Corporation | Method and base station for allocating pseudo noise code |
US7869454B2 (en) * | 1999-08-17 | 2011-01-11 | Samsung Electronics Co., Ltd | Method for communicating scrambling code ID in mobile communication system |
KR100396653B1 (en) * | 1999-12-30 | 2003-09-02 | 엘지전자 주식회사 | Transmission method for multiple chip rate in mobile communications system |
CN1315277C (en) * | 2001-02-09 | 2007-05-09 | 通用电机股份有限公司 | Testingm ethod and tool for cellular wireless telephone network of CDMA multiplexing |
EP1398986A1 (en) * | 2002-09-04 | 2004-03-17 | Nortel Networks Limited | Method for allocating resources in a radio communication system using spatial division and apparatus implementing the method |
WO2006004551A3 (en) * | 2004-07-06 | 2006-02-23 | Ericsson Telefon Ab L M | Different orthogonal code sets with members in common |
US8004959B2 (en) | 2004-07-06 | 2011-08-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Different orthogonal code sets with members in common |
US8526482B2 (en) | 2004-07-06 | 2013-09-03 | Telefonaktiebolaget L M Ericsson (Publ) | Non-contiguous variable length orthogonal codes |
EP1782548A1 (en) * | 2004-08-04 | 2007-05-09 | Electronics and Telecommunications Research Institute | Apparatus and method for determining user code in quasi-synchronous cdma system, and apparatus and method for generating and spreading user code using the same |
EP1782548A4 (en) * | 2004-08-04 | 2012-08-29 | Korea Electronics Telecomm | Apparatus and method for determining user code in quasi-synchronous cdma system, and apparatus and method for generating and spreading user code using the same |
CN1921362B (en) * | 2005-08-23 | 2011-09-21 | 中兴通讯股份有限公司 | Orthogonal variable spread-spectrum code distribution method in code division multiple access communication system |
GB2495709A (en) * | 2011-10-17 | 2013-04-24 | Aetheric Engineering Ltd | Assigning orthogonal and non-orthogonal spreading codes in a CDMA transmission system |
GB2495709B (en) * | 2011-10-17 | 2014-12-10 | Aetheric Engineering Ltd | Communication system and method of operating the same |
EP2739104A1 (en) * | 2012-11-28 | 2014-06-04 | Alcatel-Lucent | A cellular telecommunications base station and a method of allocating a spreading code |
Also Published As
Publication number | Publication date |
---|---|
CA2299297A1 (en) | 1999-03-11 |
BR9811428A (en) | 2000-08-22 |
TW393843B (en) | 2000-06-11 |
CN1269927A (en) | 2000-10-11 |
EP1010266A1 (en) | 2000-06-21 |
SE9703161D0 (en) | 1997-09-02 |
AU9012798A (en) | 1999-03-22 |
KR20010023600A (en) | 2001-03-26 |
AR017048A1 (en) | 2001-08-22 |
SE9703161L (en) | 1999-03-03 |
CN1118963C (en) | 2003-08-20 |
JP2001515302A (en) | 2001-09-18 |
ZA986672B (en) | 1999-04-01 |
AU751483B2 (en) | 2002-08-15 |
FI20000460A (en) | 2000-02-29 |
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