DE69435329D1 - Übertragungssystem mit CDMA - Google Patents
Übertragungssystem mit CDMAInfo
- Publication number
- DE69435329D1 DE69435329D1 DE69435329T DE69435329T DE69435329D1 DE 69435329 D1 DE69435329 D1 DE 69435329D1 DE 69435329 T DE69435329 T DE 69435329T DE 69435329 T DE69435329 T DE 69435329T DE 69435329 D1 DE69435329 D1 DE 69435329D1
- Authority
- DE
- Germany
- Prior art keywords
- cdma
- transmission system
- transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/18—Time-division multiplex systems using frequency compression and subsequent expansion of the individual signals
-
- 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
- H04B7/2618—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid code-time division multiple access [CDMA-TDMA]
-
- 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]
- H04B7/264—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] for data rate control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/16—Code allocation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69435329T DE69435329D1 (de) | 1993-06-16 | 1994-06-16 | Übertragungssystem mit CDMA |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4319830A DE4319830A1 (de) | 1993-06-16 | 1993-06-16 | CDMA Übertragungssystem |
DE69435329T DE69435329D1 (de) | 1993-06-16 | 1994-06-16 | Übertragungssystem mit CDMA |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69435329D1 true DE69435329D1 (de) | 2011-01-20 |
Family
ID=6490396
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4319830A Withdrawn DE4319830A1 (de) | 1993-06-16 | 1993-06-16 | CDMA Übertragungssystem |
DE69432782T Expired - Lifetime DE69432782T2 (de) | 1993-06-16 | 1994-06-16 | Cdma-übertragungssystem |
DE69435329T Expired - Lifetime DE69435329D1 (de) | 1993-06-16 | 1994-06-16 | Übertragungssystem mit CDMA |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4319830A Withdrawn DE4319830A1 (de) | 1993-06-16 | 1993-06-16 | CDMA Übertragungssystem |
DE69432782T Expired - Lifetime DE69432782T2 (de) | 1993-06-16 | 1994-06-16 | Cdma-übertragungssystem |
Country Status (10)
Country | Link |
---|---|
US (1) | US5619491A (de) |
EP (5) | EP0659317B1 (de) |
JP (4) | JP3685803B2 (de) |
KR (5) | KR100356976B1 (de) |
CN (2) | CN1157014C (de) |
DE (3) | DE4319830A1 (de) |
RU (2) | RU2287903C2 (de) |
SG (1) | SG44858A1 (de) |
TW (1) | TW320799B (de) |
WO (1) | WO1994029980A1 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI107575B (fi) * | 1994-06-20 | 2001-08-31 | Nokia Mobile Phones Ltd | Tiedonsiirtomenetelmä, tukiasema sekä tilaajapäätelaite |
US5883899A (en) * | 1995-05-01 | 1999-03-16 | Telefonaktiebolaget Lm Ericsson | Code-rate increased compressed mode DS-CDMA systems and methods |
US5896368A (en) * | 1995-05-01 | 1999-04-20 | Telefonaktiebolaget Lm Ericsson | Multi-code compressed mode DS-CDMA systems and methods |
US5748610A (en) * | 1995-05-08 | 1998-05-05 | Stanford Telecommunications, Inc. | Multi-application wireless direct sequence spread spectrum digital cellular telephone system |
US6122295A (en) * | 1995-06-08 | 2000-09-19 | Canon Kabushiki Kaisha | Multi-channel communication |
DE69637911D1 (de) * | 1995-07-19 | 2009-06-04 | Nec Corp | Diversity-Übertragungssystem mit Kodevielfachzugriff |
KR970013834A (ko) * | 1995-08-23 | 1997-03-29 | 사와무라 시코우 | 전송속도 추정장치(A computing apparatus of transmission rate) |
US5825835A (en) * | 1996-02-23 | 1998-10-20 | L-3 Communications Corporation | Multi-user acquisition procedure for multipoint-to-point synchronous CDMA systems |
JP2850858B2 (ja) * | 1996-06-21 | 1999-01-27 | 日本電気株式会社 | Cdma送受信方式 |
US6101176A (en) * | 1996-07-24 | 2000-08-08 | Nokia Mobile Phones | Method and apparatus for operating an indoor CDMA telecommunications system |
CA2220900C (en) | 1996-11-14 | 2002-02-12 | Ntt Mobile Communications Network Inc. | Paging scheme for mobile communication system using increased paging channel data transmission rate |
KR100205251B1 (ko) * | 1996-12-09 | 1999-07-01 | 정선종 | 코드분할 다중접속 기지국에서의 음성 부호화 장치 및 방법 |
US6212397B1 (en) * | 1996-12-23 | 2001-04-03 | Texas Instruments Incorporated | Method and system for controlling remote multipoint stations |
US6633550B1 (en) * | 1997-02-20 | 2003-10-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Radio transceiver on a chip |
US6069880A (en) * | 1997-05-19 | 2000-05-30 | Qualcomm Incorporated | Method and apparatus for scanning other frequency pilot signals in a code division multiple access communication system |
CA2248515C (en) * | 1997-10-31 | 2003-04-15 | Charlotte Catherine Elizabeth Baden | An asymmetric multiple access protocol for a communications system |
EP0935353B1 (de) * | 1997-10-31 | 2011-08-24 | Alcatel-Lucent USA Inc. | Ein asymetrisches Vielfachzugriffsprotokoll für ein Kommunikationssystem |
US6366588B1 (en) * | 1998-02-27 | 2002-04-02 | Lucent Technologies Inc. | Method and apparatus for achieving data rate variability in orthogonal spread spectrum communication systems |
EP1921765B1 (de) * | 1998-03-26 | 2009-06-03 | Mitsubishi Denki Kabushiki Kaisha | Vorrichtung für die Spreizspektrumkommunikation |
JP3058270B2 (ja) * | 1998-04-22 | 2000-07-04 | 日本電気株式会社 | Cdma通信方法、スペクトラム拡散通信システム、基地局、および端末装置 |
EP1962527A1 (de) * | 1998-04-23 | 2008-08-27 | Mitsubishi Denki Kabushiki Kaisha | Verfahren zur Überwachung eines Kontrollkanals eines anderen Systems während eines Ruhezeitabschnitts in einem CDMA Mobilfunkkommunikationssystem |
DE69934952T2 (de) * | 1998-05-13 | 2007-10-31 | Ntt Mobile Communications Network Inc. | Verfahren und anordnung für kommunikation |
EP0993137B1 (de) * | 1998-10-05 | 2005-12-21 | Lucent Technologies Inc. | CDMA Kommunikationssystem und Verfahren |
US6331975B1 (en) * | 1998-10-28 | 2001-12-18 | Texas Instruments Incorporated | User data indicator for discontinuous transmission |
US6965778B1 (en) | 1999-04-08 | 2005-11-15 | Ipr Licensing, Inc. | Maintenance of channel usage in a wireless communication system |
US6512750B1 (en) | 1999-04-16 | 2003-01-28 | Telefonaktiebolaget Lm Ericsson (Publ) | Power setting in CDMA systems employing discontinuous transmission |
US6501744B1 (en) * | 1999-12-22 | 2002-12-31 | Koninklijke Philips Electronics N.V. | Slotted mode in wireless CDMA systems |
WO2002007465A1 (de) * | 2000-07-19 | 2002-01-24 | Siemens Aktiengesellschaft | Datenübertragung in einem kommunikationssystem |
DE10053625B4 (de) * | 2000-10-29 | 2012-05-31 | IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH | Verfahren und Vorrichtung zur Funkfernsteuerung von beweglichen Objekten |
KR100398991B1 (ko) * | 2001-03-26 | 2003-09-19 | 주식회사 케이티프리텔 | 지에스엠 서비스 가입자에 대한 씨디엠에이 서비스 지역에서의 로밍 서비스가 가능한 씨디엠에이 단말기 및 그 cdma 단말기에서의 로밍 서비스 방법 |
SE0104113D0 (sv) * | 2001-12-07 | 2001-12-07 | Ericsson Telefon Ab L M | A wireless station and a transmission method in a wireless local area network |
US9661519B2 (en) | 2003-02-24 | 2017-05-23 | Qualcomm Incorporated | Efficient reporting of information in a wireless communication system |
CN1929337A (zh) * | 2005-09-05 | 2007-03-14 | 华为技术有限公司 | 无线收发设备间实现信息传递的方法及*** |
US9338767B2 (en) | 2005-12-22 | 2016-05-10 | Qualcomm Incorporated | Methods and apparatus of implementing and/or using a dedicated control channel |
US20070149132A1 (en) | 2005-12-22 | 2007-06-28 | Junyl Li | Methods and apparatus related to selecting control channel reporting formats |
US9125092B2 (en) | 2005-12-22 | 2015-09-01 | Qualcomm Incorporated | Methods and apparatus for reporting and/or using control information |
US9137072B2 (en) | 2005-12-22 | 2015-09-15 | Qualcomm Incorporated | Methods and apparatus for communicating control information |
JP4563415B2 (ja) * | 2007-02-14 | 2010-10-13 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システムで使用される基地局装置、ユーザ装置及び方法 |
US8964692B2 (en) | 2008-11-10 | 2015-02-24 | Qualcomm Incorporated | Spectrum sensing of bluetooth using a sequence of energy detection measurements |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS512943A (ja) * | 1974-06-27 | 1976-01-12 | Mitsubishi Electric Corp | Ijodenatsuhogosochi |
US5103459B1 (en) * | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
AU8959191A (en) * | 1990-10-23 | 1992-05-20 | Omnipoint Corporation | Method and apparatus for establishing spread spectrum communications |
US5128959A (en) * | 1991-02-22 | 1992-07-07 | Motorola, Inc. | Variable bandwidth CDMA radio system |
US5184347A (en) * | 1991-07-09 | 1993-02-02 | At&T Bell Laboratories | Adaptive synchronization arrangement |
JPH05102943A (ja) * | 1991-10-04 | 1993-04-23 | Nippon Telegr & Teleph Corp <Ntt> | スペクトル拡散伝送方式 |
TW306102B (de) * | 1993-06-14 | 1997-05-21 | Ericsson Telefon Ab L M |
-
1993
- 1993-06-16 DE DE4319830A patent/DE4319830A1/de not_active Withdrawn
-
1994
- 1994-06-16 EP EP94917129A patent/EP0659317B1/de not_active Expired - Lifetime
- 1994-06-16 WO PCT/IB1994/000158 patent/WO1994029980A1/en active IP Right Grant
- 1994-06-16 KR KR1020027005460A patent/KR100356976B1/ko active IP Right Grant
- 1994-06-16 KR KR1020027005462A patent/KR100559763B1/ko active IP Right Grant
- 1994-06-16 EP EP03101046.5A patent/EP1333602B1/de not_active Expired - Lifetime
- 1994-06-16 KR KR1020027005459A patent/KR100562185B1/ko active IP Right Grant
- 1994-06-16 KR KR1020027005461A patent/KR100562186B1/ko active IP Right Grant
- 1994-06-16 EP EP00111510A patent/EP1035678B1/de not_active Expired - Lifetime
- 1994-06-16 EP EP03101045.7A patent/EP1333605B1/de not_active Expired - Lifetime
- 1994-06-16 RU RU2002113290/09A patent/RU2287903C2/ru active
- 1994-06-16 SG SG1996008853A patent/SG44858A1/en unknown
- 1994-06-16 KR KR1019950700583A patent/KR100383686B1/ko active IP Right Grant
- 1994-06-16 EP EP03101044.0A patent/EP1351422B1/de not_active Expired - Lifetime
- 1994-06-16 CN CNB001262173A patent/CN1157014C/zh not_active Expired - Lifetime
- 1994-06-16 DE DE69432782T patent/DE69432782T2/de not_active Expired - Lifetime
- 1994-06-16 DE DE69435329T patent/DE69435329D1/de not_active Expired - Lifetime
- 1994-06-16 CN CN94190376A patent/CN1066596C/zh not_active Expired - Lifetime
- 1994-06-16 US US08/381,997 patent/US5619491A/en not_active Expired - Lifetime
- 1994-06-16 JP JP50154195A patent/JP3685803B2/ja not_active Expired - Lifetime
- 1994-07-14 TW TW083106431A patent/TW320799B/zh not_active IP Right Cessation
-
2003
- 2003-02-17 RU RU2003104618/09A patent/RU2315430C2/ru active
-
2004
- 2004-01-29 JP JP2004021829A patent/JP4049747B2/ja not_active Expired - Lifetime
- 2004-01-29 JP JP2004021831A patent/JP4049749B2/ja not_active Expired - Lifetime
- 2004-01-29 JP JP2004021830A patent/JP4049748B2/ja not_active Expired - Lifetime
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