TW428389B - A method of and apparatus for transmitting data at a high data rate in a plurality of low data rate channels - Google Patents

A method of and apparatus for transmitting data at a high data rate in a plurality of low data rate channels

Info

Publication number
TW428389B
TW428389B TW087109662A TW87109662A TW428389B TW 428389 B TW428389 B TW 428389B TW 087109662 A TW087109662 A TW 087109662A TW 87109662 A TW87109662 A TW 87109662A TW 428389 B TW428389 B TW 428389B
Authority
TW
Taiwan
Prior art keywords
phase
channels
data rate
channel
quadrature
Prior art date
Application number
TW087109662A
Other languages
English (en)
Chinese (zh)
Inventor
Jr Lindsay A Weaver
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of TW428389B publication Critical patent/TW428389B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • 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]
    • H04B7/2631—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 broadband transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
TW087109662A 1997-06-17 1998-09-07 A method of and apparatus for transmitting data at a high data rate in a plurality of low data rate channels TW428389B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/877,293 US6044103A (en) 1997-06-17 1997-06-17 Reduced peak-to-average amplitude dual channel link

Publications (1)

Publication Number Publication Date
TW428389B true TW428389B (en) 2001-04-01

Family

ID=25369656

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087109662A TW428389B (en) 1997-06-17 1998-09-07 A method of and apparatus for transmitting data at a high data rate in a plurality of low data rate channels

Country Status (14)

Country Link
US (1) US6044103A (https=)
EP (1) EP0978179B1 (https=)
JP (2) JP4294741B2 (https=)
KR (1) KR100502026B1 (https=)
CN (1) CN1154273C (https=)
AR (1) AR016077A1 (https=)
AT (1) ATE332044T1 (https=)
AU (1) AU8145398A (https=)
DE (1) DE69835080T2 (https=)
ES (1) ES2264570T3 (https=)
MY (1) MY116752A (https=)
TW (1) TW428389B (https=)
WO (1) WO1998058472A2 (https=)
ZA (1) ZA985260B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI422243B (zh) * 2009-06-15 2014-01-01 Mediatek Inc 用於接收器中偵測不同格式封包的方法及系統

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2337366T3 (es) 1997-06-17 2010-04-23 Qualcomm Incorporated Enlace multicanal con amplitud de pico a media reducida.
US6240081B1 (en) * 1998-01-15 2001-05-29 Denso Corporation Multicode CDMA transmitter with improved signal processing
US6721349B1 (en) * 1999-01-28 2004-04-13 Qualcomm Incorporated Method and apparatus for reducing peak-to-average ratio in a CDMA communication system
US6549564B1 (en) * 1999-04-08 2003-04-15 Telefonaktiebolaget Lm Ericsson (Publ) Random access in a mobile telecommunications system
JP3601816B2 (ja) 1999-05-31 2004-12-15 韓國電子通信研究院 移動通信システムにおける変調装置、端末器および変調方法
WO2001003319A1 (en) * 1999-06-30 2001-01-11 Koninklijke Philips Electronics N.V. Transmission over bundled channels in a cdma mobile radio system
GB9920325D0 (en) 1999-08-28 1999-11-03 Koninkl Philips Electronics Nv Broadcast facility
EP1089475A1 (en) 1999-09-28 2001-04-04 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Converter and method for converting an input packet stream containing data with plural transmission rates into an output data symbol stream
US6928084B2 (en) * 2000-03-28 2005-08-09 At & T Corp. OFDM communication system and method having a reduced peak-to-average power ratio
US7266156B2 (en) 2002-04-26 2007-09-04 Qualcomm Incorporated Method and apparatus for reducing peak to average power ratio of a multi-carrier signal
US7313091B2 (en) * 2002-05-24 2007-12-25 Interdigital Technology Corporation Method and system for control of congestion in CDMA systems
US7532682B1 (en) * 2002-11-27 2009-05-12 Schell Stephan V Quadrature modulation without carrier
WO2006068344A1 (en) 2004-12-23 2006-06-29 Electronics And Telecommunications Research Institute Apparatus for transmitting and receiving data to provide high-speed data comunication and method thereof
US8064537B2 (en) * 2006-11-03 2011-11-22 Qualcomm Incorporated Method and apparatus for dynamically adjusting a transmission power spectral density of pilot and data symbols
US8503546B1 (en) * 2008-01-31 2013-08-06 Quantum XTEL, Inc. Multiple layer overlay modulation
CN101742652B (zh) * 2008-11-07 2014-08-13 中兴通讯股份有限公司 资源配置方法和装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
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
US5201071A (en) * 1990-09-26 1993-04-06 Rockwell International Corporation Method and apparatus for reducing the peak envelope voltage of an RF transmitter while maintaining signal average power
FR2709029B1 (fr) * 1993-08-13 1995-10-20 Matra Communication Procédé de transmission pour des radio communications AMRC et dispositifs pour sa mise en Óoeuvre.
JP2734955B2 (ja) * 1993-12-24 1998-04-02 日本電気株式会社 無線データ通信装置
WO1995023464A1 (en) * 1994-02-25 1995-08-31 Motorola Inc. Method and apparatus for time division multiplexing the use of spreading codes in a communication system
US5838732A (en) * 1994-10-31 1998-11-17 Airnet Communications Corp. Reducing peak-to-average variance of a composite transmitted signal generated by a digital combiner via carrier phase offset
US5818867A (en) * 1996-09-09 1998-10-06 Itt Industries, Inc. QPSK/QBL-MSK waveform enhancement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI422243B (zh) * 2009-06-15 2014-01-01 Mediatek Inc 用於接收器中偵測不同格式封包的方法及系統

Also Published As

Publication number Publication date
AR016077A1 (es) 2001-06-20
EP0978179A2 (en) 2000-02-09
AU8145398A (en) 1999-01-04
WO1998058472A3 (en) 1999-04-15
JP2009171588A (ja) 2009-07-30
EP0978179B1 (en) 2006-06-28
JP2002504291A (ja) 2002-02-05
KR100502026B1 (ko) 2005-07-25
CN1154273C (zh) 2004-06-16
ES2264570T3 (es) 2007-01-01
CN1260925A (zh) 2000-07-19
DE69835080T2 (de) 2007-02-08
DE69835080D1 (de) 2006-08-10
ATE332044T1 (de) 2006-07-15
WO1998058472A2 (en) 1998-12-23
ZA985260B (en) 1999-04-13
JP4456171B2 (ja) 2010-04-28
US6044103A (en) 2000-03-28
KR20010013867A (ko) 2001-02-26
MY116752A (en) 2004-03-31
JP4294741B2 (ja) 2009-07-15

Similar Documents

Publication Publication Date Title
TW428389B (en) A method of and apparatus for transmitting data at a high data rate in a plurality of low data rate channels
CA1207039A (en) Constant envelope offset qpsk modulator
US8090003B2 (en) Apparatus and method for modulating data message by employing orthogonal variable spreading factor (OVSF) codes in mobile communication system
CN101202731B (zh) 用于旋转调制信号相位的方法和装置
CA2085272A1 (en) Partial-response-channel precoding
BR9710766A (pt) Dispositivo tellefônico conectado a pelo menos uma rede de computadores, sistema telefônico conectado a pelo menos uma rede de computadores, método para estabelecer a citada comunicação através da internet e método para estabeler a citada comunicação entre um primeiro e segundo dispositivo telefônico através da internet
JPS5493937A (en) Common key setting device for code unit
CA2261138A1 (en) Variable rate transmission and reception methods, and variable rate transmission and reception devices
EP1523122A3 (en) Data transmission between a central device and a plurality of remote devices
Vitt et al. The Macromitrium complex in Australasia (Orthotrichaceae: Bryopsida). Part I. Taxonomy and phylogenetic relationships
CA2340685A1 (en) Method and device for transmitting information symbols using a plurality of carriers and method and device for receiving information symbols
KR930022224A (ko) 분산 표본 스크램블링 시스템
CA2205637A1 (en) Encryption apparatus
EP0054186A3 (en) Apparatus for mixing, dispersing and homogenising masses with at least one viscous component
US6879220B2 (en) Switchless combining of multi-carrier coherent and incoherent carriers
WO1998058457A3 (en) Reduced peak-to-average amplitude multichannel link
MY105264A (en) Waveform generator
MY132087A (en) Method and apparatus for aligning a digital receiver
EP1735982B1 (en) Generating higher order modulation using qpsk modulations
US6310870B1 (en) Method for transmitting high data rate information in code division multiple access systems
JPS57116410A (en) Karman type equalizer
CN1322408A (zh) 在cdma移动无线系统的集簇信道中传输
Nakauchi Supplement: Concentration compactness of a space of nonlinear p-harmonic functions
US6205131B1 (en) Broadband implementation of supplemental code channel carrier phase offsets
Ohniwa A Two Phase Sine-wave Generator with Variable Amplitude and Phase

Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MK4A Expiration of patent term of an invention patent