FI116262B - Basstation och förfarande för reduktion av självinterferens i ett cellulärt kommunikationssystem - Google Patents

Basstation och förfarande för reduktion av självinterferens i ett cellulärt kommunikationssystem Download PDF

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Publication number
FI116262B
FI116262B FI954623A FI954623A FI116262B FI 116262 B FI116262 B FI 116262B FI 954623 A FI954623 A FI 954623A FI 954623 A FI954623 A FI 954623A FI 116262 B FI116262 B FI 116262B
Authority
FI
Finland
Prior art keywords
base station
interference
speech
communication system
cellular communication
Prior art date
Application number
FI954623A
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English (en)
Finnish (fi)
Other versions
FI954623A0 (sv
FI954623L (sv
Inventor
Michael D Kotzin
Kenneth A Stewart
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
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Application filed by Motorola Inc filed Critical Motorola Inc
Publication of FI954623A0 publication Critical patent/FI954623A0/sv
Publication of FI954623L publication Critical patent/FI954623L/sv
Application granted granted Critical
Publication of FI116262B publication Critical patent/FI116262B/sv

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14—Spectrum sharing arrangements between different networks
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0014—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the source coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L2001/0092—Error control systems characterised by the topology of the transmission link
    • H04L2001/0093—Point-to-multipoint
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters
    • H04W28/22—Negotiating communication rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Quality & Reliability (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)

Claims (5)

1. Förfarande för att reducera ett systems själv-interferens i ett cellulärt kommunikationssystem, 5 kännetecknat av att förfarandet omfattar följande steg: bestämning av att självinterferensen bör reduceras i det cellulära kommunikationssystemet; 10 identifiering (400) av mobilstationer, vilka be-finner sig pä ett längre än ett förutbestämt avständ frän en betjänande basstation; och 15 reducering (400) av de mobilstationers kodnings- hastighet vilka befinner sig pä ett längre än ett förutbestämt avständ frän den betjänande basstationen.
2. Förfarande i enlighet med patent krav 1, k ä n n e -20tecknat av steget för identifiering av ! ',· mobilstationer, vilka befinner sig pä ett längre än ett förutbestämt avständ frän en betjänande basstation, : omfattar ett steg, där det för varje mobilstation bestäms *:· om den är i ett handoff-tillständ. : 25 • * »
3. En basstation (301) i ett cellulärt kommunikationssystem, som för att reducera självinterferensen reglerar . . mobilstationernas kodningshastigheter och omfattar: t » t ♦ » ’·;** 30 ett styrorgan (400) , som bestämmer att själv- : interferensen bör reduceras i det cellulära kommunikationssystemet och som identifierar de mobil-stationer vilka befinner sig pä ett längre än ett 116262 16 förutbestämt avständ frän den betjänande basstationen; och ett flertal talkodare (105) kopplade tili styrorganet, kännetecknat av att styrorganet 5 är anordnat att reducera självinterferensen genom att reducera kodningshastigheten hos flertalet talkodare för de mobilstationer vilka befinner sig pa ett längre än ett förutbestämt avständ frän en betjänande basstation.
4. Basstation (301) i enlighet med patentkrav 3, kännetecknad av att basstationen utgör en del av ett CDMA-cellulärt kommunikationssystem.
5. Basstation (301) i enlighet med patentkrav 3, 15 kännetecknad av att avständsbestämningen innehäller en bestämning av en mobilstations handoff-tillständ. * * # • 4 * * • · t • | • e , • , J n i r 1 t < · * | • * · J » I * * * t #
FI954623A 1994-02-17 1995-09-29 Basstation och förfarande för reduktion av självinterferens i ett cellulärt kommunikationssystem FI116262B (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US19897194A 1994-02-17 1994-02-17
US19897194 1994-02-17
PCT/US1995/000225 WO1995022857A1 (en) 1994-02-17 1995-01-09 Method and apparatus for controlling encoding rate in a communication system
US9500225 1995-01-09

Publications (3)

Publication Number Publication Date
FI954623A0 FI954623A0 (sv) 1995-09-29
FI954623L FI954623L (sv) 1995-09-29
FI116262B true FI116262B (sv) 2005-10-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
FI954623A FI116262B (sv) 1994-02-17 1995-09-29 Basstation och förfarande för reduktion av självinterferens i ett cellulärt kommunikationssystem

Country Status (11)

Country Link
US (1) US5734967A (sv)
EP (1) EP0702863B1 (sv)
JP (1) JP3889038B2 (sv)
KR (1) KR0181320B1 (sv)
BR (1) BR9505648A (sv)
CA (1) CA2158270C (sv)
DE (1) DE69533663T2 (sv)
FI (1) FI116262B (sv)
IL (1) IL112334A (sv)
PL (1) PL175948B1 (sv)
WO (1) WO1995022857A1 (sv)

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Publication number Publication date
WO1995022857A1 (en) 1995-08-24
EP0702863B1 (en) 2004-10-20
IL112334A0 (en) 1995-03-30
IL112334A (en) 1998-08-16
PL311158A1 (en) 1996-02-05
US5734967A (en) 1998-03-31
FI954623A0 (sv) 1995-09-29
CA2158270A1 (en) 1995-08-24
FI954623L (sv) 1995-09-29
EP0702863A4 (en) 1996-02-08
PL175948B1 (pl) 1999-03-31
EP0702863A1 (en) 1996-03-27
JPH08509349A (ja) 1996-10-01
JP3889038B2 (ja) 2007-03-07
BR9505648A (pt) 2002-06-04
KR0181320B1 (ko) 1999-05-15
DE69533663D1 (de) 2004-11-25
DE69533663T2 (de) 2006-03-09
CA2158270C (en) 1999-09-21

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