MXPA99001323A - Mejoras en sistemas de frecuencia de radio de acceso multiple por division de codigo de salto de tiempo utrarrapido. - Google Patents

Mejoras en sistemas de frecuencia de radio de acceso multiple por division de codigo de salto de tiempo utrarrapido.

Info

Publication number
MXPA99001323A
MXPA99001323A MXPA99001323A MX9901323A MXPA99001323A MX PA99001323 A MXPA99001323 A MX PA99001323A MX PA99001323 A MXPA99001323 A MX PA99001323A MX 9901323 A MX9901323 A MX 9901323A MX PA99001323 A MXPA99001323 A MX PA99001323A
Authority
MX
Mexico
Prior art keywords
time
pulse
packet
division
access
Prior art date
Application number
MXPA99001323A
Other languages
English (en)
Spanish (es)
Inventor
Terrace W Barrett
Original Assignee
Terrace W Barrett
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 Terrace W Barrett filed Critical Terrace W Barrett
Priority claimed from PCT/US1997/003182 external-priority patent/WO1998039882A1/en
Publication of MXPA99001323A publication Critical patent/MXPA99001323A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0074—Code shifting or hopping
    • 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
    • H04B1/7163—Spread spectrum techniques using impulse radio
    • H04B1/71632—Signal aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/026—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse time characteristics modulation, e.g. width, position, interval
    • 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]
    • H04B7/2634—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 channel frequency control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0003—Code application, i.e. aspects relating to how codes are applied to form multiplexed channels
    • 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
    • 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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • 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
    • H04B1/7163—Spread spectrum techniques using impulse radio
    • H04B1/71635—Transmitter aspects
    • 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
    • H04B1/7163—Spread spectrum techniques using impulse radio
    • H04B1/719—Interference-related aspects
    • 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
    • H04B2001/6908—Spread spectrum techniques using time hopping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/12—Generation of orthogonal codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/005—Optical Code Multiplex

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Optical Communication System (AREA)
  • Time-Division Multiplex Systems (AREA)
MXPA99001323A 1997-03-07 1997-03-07 Mejoras en sistemas de frecuencia de radio de acceso multiple por division de codigo de salto de tiempo utrarrapido. MXPA99001323A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1997/003182 WO1998039882A1 (en) 1994-07-29 1997-03-07 Improvements in ultrafast time hopping cdma-rf

Publications (1)

Publication Number Publication Date
MXPA99001323A true MXPA99001323A (es) 2006-02-10

Family

ID=22260450

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA99001323A MXPA99001323A (es) 1997-03-07 1997-03-07 Mejoras en sistemas de frecuencia de radio de acceso multiple por division de codigo de salto de tiempo utrarrapido.

Country Status (5)

Country Link
EP (1) EP0966818A4 (ja)
JP (1) JP2002500832A (ja)
AU (1) AU731763B2 (ja)
CA (1) CA2262955A1 (ja)
MX (1) MXPA99001323A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103329462B (zh) * 2011-01-22 2015-03-04 维尔塞特公司 用于高速率光通信的帧格式化

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3728632A (en) * 1971-03-12 1973-04-17 Sperry Rand Corp Transmission and reception system for generating and receiving base-band pulse duration pulse signals without distortion for short base-band communication system
US5268933A (en) * 1991-09-27 1993-12-07 Motorola, Inc. Data packet alignment in a communication system
US5377225A (en) * 1993-10-19 1994-12-27 Hughes Aircraft Company Multiple-access noise rejection filter for a DS-CDMA system
US5677927A (en) * 1994-09-20 1997-10-14 Pulson Communications Corporation Ultrawide-band communication system and method

Also Published As

Publication number Publication date
EP0966818A1 (en) 1999-12-29
JP2002500832A (ja) 2002-01-08
AU731763B2 (en) 2001-04-05
EP0966818A4 (en) 2002-10-09
AU3472597A (en) 1998-09-22
CA2262955A1 (en) 1998-09-11

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