NO993268L - AntennestrÕlemönster med brede nullpunkt - Google Patents

AntennestrÕlemönster med brede nullpunkt

Info

Publication number
NO993268L
NO993268L NO993268A NO993268A NO993268L NO 993268 L NO993268 L NO 993268L NO 993268 A NO993268 A NO 993268A NO 993268 A NO993268 A NO 993268A NO 993268 L NO993268 L NO 993268L
Authority
NO
Norway
Prior art keywords
zero point
ray pattern
wide zero
antenna ray
antenna
Prior art date
Application number
NO993268A
Other languages
English (en)
Other versions
NO322059B1 (no
NO993268D0 (no
Inventor
Sam Mordochai Daniel
Stephen C Ma
Keith V Warble
Shao-Wei Pan
Shay-Ping Wang
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of NO993268D0 publication Critical patent/NO993268D0/no
Publication of NO993268L publication Critical patent/NO993268L/no
Publication of NO322059B1 publication Critical patent/NO322059B1/no

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/2813—Means providing a modification of the radiation pattern for cancelling noise, clutter or interfering signals, e.g. side lobe suppression, side lobe blanking, null-steering arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/02—Antennas or antenna systems providing at least two radiating patterns providing sum and difference patterns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H01Q3/2611—Means for null steering; Adaptive interference nulling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/2041—Spot beam multiple access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/06—Airborne or Satellite Networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
  • Radio Relay Systems (AREA)
  • Aerials With Secondary Devices (AREA)
  • Mobile Radio Communication Systems (AREA)
NO19993268A 1997-11-03 1999-07-01 Fremgangsmate og innretning for a danne antennestralemonster med brede nullpunkt NO322059B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/963,485 US6061023A (en) 1997-11-03 1997-11-03 Method and apparatus for producing wide null antenna patterns
PCT/US1998/023366 WO1999023718A1 (en) 1997-11-03 1998-11-03 Antenna beam patterns having wide nulls

Publications (3)

Publication Number Publication Date
NO993268D0 NO993268D0 (no) 1999-07-01
NO993268L true NO993268L (no) 1999-08-31
NO322059B1 NO322059B1 (no) 2006-08-07

Family

ID=25507309

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19993268A NO322059B1 (no) 1997-11-03 1999-07-01 Fremgangsmate og innretning for a danne antennestralemonster med brede nullpunkt

Country Status (10)

Country Link
US (1) US6061023A (no)
EP (1) EP0956612B1 (no)
JP (1) JP2001507917A (no)
KR (1) KR100608468B1 (no)
CN (1) CN1265502C (no)
AU (1) AU1376499A (no)
CA (1) CA2276524C (no)
IL (1) IL130795A (no)
NO (1) NO322059B1 (no)
WO (1) WO1999023718A1 (no)

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Also Published As

Publication number Publication date
US6061023A (en) 2000-05-09
KR100608468B1 (ko) 2006-08-09
WO1999023718A1 (en) 1999-05-14
EP0956612A1 (en) 1999-11-17
IL130795A (en) 2002-08-14
IL130795A0 (en) 2001-01-28
CA2276524C (en) 2007-05-29
NO322059B1 (no) 2006-08-07
KR20000069861A (ko) 2000-11-25
EP0956612B1 (en) 2011-08-03
CA2276524A1 (en) 1999-05-14
AU1376499A (en) 1999-05-24
JP2001507917A (ja) 2001-06-12
NO993268D0 (no) 1999-07-01
CN1256803A (zh) 2000-06-14
CN1265502C (zh) 2006-07-19

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