FI113605B - Radiotelefonsystem för fjärrabonentgrupper - Google Patents
Radiotelefonsystem för fjärrabonentgrupper Download PDFInfo
- Publication number
- FI113605B FI113605B FI961444A FI961444A FI113605B FI 113605 B FI113605 B FI 113605B FI 961444 A FI961444 A FI 961444A FI 961444 A FI961444 A FI 961444A FI 113605 B FI113605 B FI 113605B
- Authority
- FI
- Finland
- Prior art keywords
- modem
- modems
- base station
- time slots
- telephone system
- Prior art date
Links
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
-
- 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
- H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
-
- 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
- H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
- H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
-
- 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]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/14—WLL [Wireless Local Loop]; RLL [Radio Local Loop]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/021—Terminal devices adapted for Wireless Local Loop operation
-
- 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
- H04B1/16—Circuits
- H04B1/1607—Supply circuits
- H04B1/1615—Switching on; Switching off, e.g. remotely
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
- H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave using a pre-established activity schedule, e.g. traffic indication frame
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
- H04W74/0891—Non-scheduled access, e.g. ALOHA using a dedicated channel for access for synchronized access
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
-
- 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)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Claims (12)
1. Radiotelefonsystem omfattande en basstation och ett antal modulärt klustrade abonnentapparater, där en äterkommande 5 uppsättning av tidsluckor stöder radiokommunikation mellan abonnentapparaterna och basstationen, kännetecknat av: en grupp av modem (400) där vart och ett av modemen direkt kan digitalt syntetisera vilken som heist av flera 10 kanalidentifierande frekvenser under pa varandra följande exemplar av nämnda tidsluckor; medel (300) för att allokera vilket som heist av modemen att stöda kommunikation mellan abonnentapparaterna och basstationen under pa varandra följande exemplar av 15 tidsluckorna, varvid medlen för allokering av modemen innefattar medel för synkronisering av modemen med basstationen; och det allokerade modemet är anordnat att leverera synkroniseringsinformation tili de äterstäende modemen. 20
2. Radiotelefonsystem enligt patentkrav 1, kännetecknat av, ··: att medlen (300) för allokering innefattar allokering av .. '·* modemen under pa varandra följande exemplar av tidsluckorna samtidigt tili olika kanalidentif ierande frekvenser. •: *: 25 : *: 3. Radiotelefonsystem enligt patentkrav 1, kännetecknat av, att medlen (300) för allokering av modemen innefattar > allokering av alla tidsluckorna i uppsättningen tidsluckor tili ett av modemen innan en tidslucka allokeras tili de 30 äterstäende modemen. • » ' % · 4. Radiotelefonsystem enligt patentkrav 3, kännetecknat av, att de äterstäende modemen är i viloläge tills de genom nämnda allokeringsmedel allokeras tili en tidslucka. : 35 < I i · 11360 40
5. Radiotelefonsystem enligt patentkrav 1, kännetecknat av, att medlen (300) för synkronisering innefattar sekventiell styrning av ett visst av modemen att söka igenom de kanalidentifierande frekvenserna under en av tidsluckorna. 5
6. Radiotelefonsystem enligt patentkrav 1, kännetecknat av, att ett visst av modemen (400) beräknar en uppsättning synkroniseringsparametrar för respektive modem, att allokeringsmedlet säkerställer tillförlitligheten hos 10 uppsättningen synkroniseringsparametrar och att allokeringsmedlet anvisar ett av modemen att leverera synkroniseringsinformationen tili de äterstäende modemen.
7. Radiotelefonsystem enligt patentkrav 2, kännetecknat av, 15 att det vidare omfattar medel (600) för omvandling av ett | antal kanalidentifierande frekvenser upp tili ett radioirekvensband.
8. Radiotelefonsystem enligt patentkrav 2, kännetecknat av, 20 att det vidare omfattar medel (600) för omvandling av frän basstationen mottagna radioirekventa signaler ned tili ett % t · . : antal kanalidentifierande mellanfrekvenser. ; » · > t ,,)* 9. Radiotelefonsystem enligt patentkrav 1, kännetecknat av, 25 att basstationen är en centralbasstation. • * · * t t i i «
10. Radiotelefonsystem enligt patentkrav 1, kännetecknat av, att gruppen modem (400) och allokeringsmedlet (300) är förlagda tili en kluster av abonnentapparater. /'·. 30 h* 11. Radiotelefonsystem enligt patentkrav 1, kännetecknat av, * « /·· att gruppen modem (400) och allokeringsmedlet (300) är förlagda tili basstationen. > » * I · > » * » · 41 11360:'
12. Förfarande för minimering av synkroniserings-fördröjningen och effektförbrukningen i en kluster av abonnentlinjekretsar som betjänas av ett antal modem vilka har tillgäng tili ett antal kanalidentifierande frekvenser 5 under en uppsättning äterkommande tidsluckor, kännetecknat av, a. att ett första modem synkroniseras tili en av tidsluckorna i uppsättningen; b. att en tidsluckesynkronisering distribueras frän det 10 första modemet tili de äterstaende modemen; och c. att de kanalidentifierande frekvenserna allokeras tili den av det första modemet använda uppsättningen tidsluckor innan en tidslucka allokeras tili nägot av de äterstaende modemen. * « t » I » t • » · I * · Mil •
1. I t · t · » » - · * ' # > I · II* » * I I » f · I · I · ’ · > } · J · < ·
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/129,444 US5546383A (en) | 1993-09-30 | 1993-09-30 | Modularly clustered radiotelephone system |
US12944493 | 1993-09-30 | ||
US9408170 | 1994-07-21 | ||
PCT/US1994/008170 WO1995009511A2 (en) | 1993-09-30 | 1994-07-21 | Radiotelephone system for groups of remote subscribers |
Publications (3)
Publication Number | Publication Date |
---|---|
FI961444A0 FI961444A0 (sv) | 1996-03-29 |
FI961444A FI961444A (sv) | 1996-05-29 |
FI113605B true FI113605B (sv) | 2004-05-14 |
Family
ID=22439974
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI961444A FI113605B (sv) | 1993-09-30 | 1996-03-29 | Radiotelefonsystem för fjärrabonentgrupper |
FI20040117A FI115692B (sv) | 1993-09-30 | 2004-01-28 | Radiotelefonsystem för fjärrabonnentgrupper |
FI20050296A FI116766B (sv) | 1993-09-30 | 2005-03-21 | Radiotelefonsystem för fjärrabonnentgrupper |
FI20051275A FI117781B (sv) | 1993-09-30 | 2005-12-12 | Radiotelefonsystem för fjärrabonnentgrupper |
FI20061051A FI119091B (sv) | 1993-09-30 | 2006-11-30 | Abonnentklusterenhet för ett trådlöst telekommunikationssystem |
FI20080285A FI20080285A (sv) | 1993-09-30 | 2008-04-15 | Radiotelefonsystem för fjärrabonnentgrupper |
Family Applications After (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20040117A FI115692B (sv) | 1993-09-30 | 2004-01-28 | Radiotelefonsystem för fjärrabonnentgrupper |
FI20050296A FI116766B (sv) | 1993-09-30 | 2005-03-21 | Radiotelefonsystem för fjärrabonnentgrupper |
FI20051275A FI117781B (sv) | 1993-09-30 | 2005-12-12 | Radiotelefonsystem för fjärrabonnentgrupper |
FI20061051A FI119091B (sv) | 1993-09-30 | 2006-11-30 | Abonnentklusterenhet för ett trådlöst telekommunikationssystem |
FI20080285A FI20080285A (sv) | 1993-09-30 | 2008-04-15 | Radiotelefonsystem för fjärrabonnentgrupper |
Country Status (17)
Country | Link |
---|---|
US (8) | US5546383A (sv) |
EP (2) | EP1339246A3 (sv) |
JP (4) | JP3596618B2 (sv) |
KR (1) | KR100297011B1 (sv) |
AU (1) | AU683683B2 (sv) |
BR (1) | BR9407730A (sv) |
CA (1) | CA2172972C (sv) |
DE (2) | DE724815T1 (sv) |
DK (1) | DK0724815T3 (sv) |
FI (6) | FI113605B (sv) |
HU (1) | HU215896B (sv) |
NO (2) | NO315889B1 (sv) |
PL (1) | PL175023B1 (sv) |
RO (3) | RO120521B1 (sv) |
RU (2) | RU2246185C2 (sv) |
UA (1) | UA45326C2 (sv) |
WO (1) | WO1995009511A2 (sv) |
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1994
- 1994-07-21 UA UA96041717A patent/UA45326C2/uk unknown
- 1994-07-21 RO ROA200001267A patent/RO120521B1/ro unknown
- 1994-07-21 KR KR1019960701672A patent/KR100297011B1/ko not_active IP Right Cessation
- 1994-07-21 CA CA002172972A patent/CA2172972C/en not_active Expired - Lifetime
- 1994-07-21 DE DE0724815T patent/DE724815T1/de active Pending
- 1994-07-21 HU HU9600793A patent/HU215896B/hu not_active IP Right Cessation
- 1994-07-21 AU AU74011/94A patent/AU683683B2/en not_active Expired
- 1994-07-21 EP EP03010204A patent/EP1339246A3/en not_active Withdrawn
- 1994-07-21 DE DE69432666T patent/DE69432666T2/de not_active Expired - Lifetime
- 1994-07-21 RO RO96-00689A patent/RO119980B1/ro unknown
- 1994-07-21 JP JP51028295A patent/JP3596618B2/ja not_active Expired - Lifetime
- 1994-07-21 EP EP94923983A patent/EP0724815B1/en not_active Expired - Lifetime
- 1994-07-21 BR BR9407730A patent/BR9407730A/pt not_active IP Right Cessation
- 1994-07-21 PL PL94313771A patent/PL175023B1/pl unknown
- 1994-07-21 RU RU96108791/09A patent/RU2246185C2/ru active
- 1994-07-21 WO PCT/US1994/008170 patent/WO1995009511A2/en active Application Filing
- 1994-07-21 RO ROA200001262A patent/RO120520B1/ro unknown
- 1994-07-21 DK DK94923983T patent/DK0724815T3/da active
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1995
- 1995-05-15 US US08/441,220 patent/US5528585A/en not_active Expired - Lifetime
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1996
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- 1996-03-29 FI FI961444A patent/FI113605B/sv not_active IP Right Cessation
- 1996-05-20 US US08/650,491 patent/US5852604A/en not_active Expired - Lifetime
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1998
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2000
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2002
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- 2002-07-11 US US10/193,021 patent/US7245596B2/en not_active Expired - Fee Related
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2003
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2004
- 2004-01-28 FI FI20040117A patent/FI115692B/sv not_active IP Right Cessation
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2005
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2007
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