FI115879B - Valet av kanalen i ett trådlös telekommunikationsystem - Google Patents
Valet av kanalen i ett trådlös telekommunikationsystem Download PDFInfo
- Publication number
- FI115879B FI115879B FI20030349A FI20030349A FI115879B FI 115879 B FI115879 B FI 115879B FI 20030349 A FI20030349 A FI 20030349A FI 20030349 A FI20030349 A FI 20030349A FI 115879 B FI115879 B FI 115879B
- Authority
- FI
- Finland
- Prior art keywords
- transceiver
- transceiver means
- frequency
- harmonics
- channel
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/109—Means associated with receiver for limiting or suppressing noise or interference by improving strong signal performance of the receiver when strong unwanted signals are present at the receiver input
-
- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
- H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/20—Performing reselection for specific purposes for optimising the interference level
Claims (10)
1. Förfarande för vai av kanal i en trädlös terminal (MS), som omfat-tar första sändtagarmedel (212, 214) och andra sändtagarmedel (222, 224), 5 kännetecknat av bestämning av ätminstone en sändningsfrekvens utgäende frän information frän de första sändtagarmedlen (212, 214), bestämning av övertoner för ätminstone en sändningsfrekvens och vai av ätminstone en kanal för användning i de andra sändtagar-10 medlen (222, 224) genom att ätminstone beakta de bestämda övertonerna.
2. Förfarandeenligtpatentkrav 1, kännetecknat av sändning av. en förfrägan frän de andra sändtagarmedle tili de första sändtagarmedlen (212, 214) om frekvenser som används, sändning av information om ätminstone en sändningsfrekvens för 15 de första sändtagarmedlen (212, 214) tili de andra sändtagarmedlen (222, 224)och bestämning av övertonerna i de andra sändtagarmedlen (222,224).
3. Förfarande enligt patentkrav 1 eller2, kännetecknat av sändning frän de första sändtagarmedlen (212, 214) tili de andra 20 sändtagarmedlen (222, 224) av information om ätminstone en kanals sändningsfrekvens i gensvar pä en ändring i sändningsfrekvensen och/eller . ·: ·. sändningseffekten. > a i
4. Förfarande enligt nägot av de föregäende patentkraven, kän-netecknat av 25 initiering av ett byte av kanalen, som de andra sändtagarmedlen ’*· ·’ (222, 224) använder, i gensvar pä att en överton för ätminstone en sändnings- : ’ ·: frekvens för de första sändtagarmedlen (212, 214) befinner sig pä den aktuella *» * : mottagarkanalen som de andra sändtagarmedlen (222,224) använder.
5. Förfarande enligt nägot av de föregäende patentkraven, kän- i 30 netecknat av »· · » vai av ätminstone en kanal som används i de andra sändtagarmedlen (222, 224) sä att inga övertoner för sändningsfrekvensema för de för-;sta sändtagarmedlen (212,214) existerar i kanalensfrekvensomräde. • I
';·* 6. Förfarande enligt patentkrav 5, kännetecknat av 35 kontrollering av sändningsfrekvensema för accesspunkter som för- •: · ·; mär betjäna de andra sändtagarmedlen (222, 224), vai av en accesspunkt, pä vars sändningsfrekvens det inte finns 115879 övertonerför de första sändtagarmedlen (212, 214) och etablering av en förbindelse tili accesspunkten.
7. Förfarande enligt nägot av de föregäende patentkraven 1-4, kännetecknat av 5 bestämning av avständ mellan frekvenserna för kanalema som är tillgängliga för de andra sändtagarmedlen (222, 224) och övertonerna för ät-minstone en sändningsfrekvens för de första sändtagarmedlen (212, 214) och preferering av kanalema som är tillgängliga för de andra sändtagarmedlen (222, 224) pä basis av de bestämda avständen vid vai av kanalen 10 som används.
8. Sändtagarenhet (222, 224) för en trädlös terminal (MS), kän-netecknad avatt sändtagarenheten (222, 224) är anordnad att motta information om ätminstone en sändningsfrekvens eller övertoner för ätminstone en sändnings-15 frekvens som en annan, i samma terminal anordningsbar, sändtagare (212, 214) använder och sändtagarenheten (222, 224) är anordnad att väljä ätminstone en kanal som används i sändtagarenheten (222, 224) genom att ätminstone beakta de bestämda övertonerna.
9. Trädlös terminal (MS), som omfattar första sändtagarmedel (212, 214. och andra sändtagarmedel (222, 224), kännetecknad av att , ' den trädlösa terminalen (MS) är anordnad att bestämma ätminstone i* en sändningsfrekvens som används i de första sändtagarmedlen (212, 214), den trädlösa terminalen (MS) är anordnad att bestämma övertoner » ♦ ; . 25 för ätminstone en sändningsfrekvens och :v. den trädlösa terminalen (MS) är anordnad att väljä ätminstone en /··. kanal som används för de andra sändtagarmedlen (222, 224) genom att ät- * · minstone beakta de bestämda övertonerna.
10. Datorprogram för en trädlös terminal (MS), vilket datorprogram :;; 30 omfattar en datorprogramkod som kan exekveras i en processenhet i den träd- lösa terminalen (MS), kännetecknat av att datorprogrammet omfattar en datorprogramkod som ästadkommer: . · . den trädlösa terminalen (MS) bestämmer ätminstone en sändnings frekvens som använts i första sändtagarmedel (212, 214), ' ' 35 den trädlösa terminalen (MS) bestämmer övertoner för ätminstone en sändningsfrekvens och 23 1 1 5 8 7 9 den trädlösa terminalen (MS) väljer ätminstone en kanal som an-vänds för de andra sändtagarmedlen (222, 224) genom att ätminstone beakta de bestämda övertonerna. ! I « t
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20030349A FI115879B (sv) | 2003-03-07 | 2003-03-07 | Valet av kanalen i ett trådlös telekommunikationsystem |
EP04100840A EP1463365A3 (en) | 2003-03-07 | 2004-03-03 | Method, transceiver unit and wireless terminal for avoiding interference by selecting a frequency range not including harmonic frequencies of another colocated transceiver means |
US10/793,191 US7720029B2 (en) | 2003-03-07 | 2004-03-04 | Channel selection in wireless telecommunication system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20030349A FI115879B (sv) | 2003-03-07 | 2003-03-07 | Valet av kanalen i ett trådlös telekommunikationsystem |
FI20030349 | 2003-03-07 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20030349A0 FI20030349A0 (sv) | 2003-03-07 |
FI20030349A FI20030349A (sv) | 2004-09-08 |
FI115879B true FI115879B (sv) | 2005-07-29 |
Family
ID=8565779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20030349A FI115879B (sv) | 2003-03-07 | 2003-03-07 | Valet av kanalen i ett trådlös telekommunikationsystem |
Country Status (3)
Country | Link |
---|---|
US (1) | US7720029B2 (sv) |
EP (1) | EP1463365A3 (sv) |
FI (1) | FI115879B (sv) |
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-
2003
- 2003-03-07 FI FI20030349A patent/FI115879B/sv not_active IP Right Cessation
-
2004
- 2004-03-03 EP EP04100840A patent/EP1463365A3/en not_active Withdrawn
- 2004-03-04 US US10/793,191 patent/US7720029B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1463365A3 (en) | 2005-09-28 |
FI20030349A0 (sv) | 2003-03-07 |
FI20030349A (sv) | 2004-09-08 |
EP1463365A2 (en) | 2004-09-29 |
US7720029B2 (en) | 2010-05-18 |
US20040218562A1 (en) | 2004-11-04 |
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