FI115886B - Förfarande och anordning för placeringslokalisering i ett CDMA-system - Google Patents
Förfarande och anordning för placeringslokalisering i ett CDMA-system Download PDFInfo
- Publication number
- FI115886B FI115886B FI965257A FI965257A FI115886B FI 115886 B FI115886 B FI 115886B FI 965257 A FI965257 A FI 965257A FI 965257 A FI965257 A FI 965257A FI 115886 B FI115886 B FI 115886B
- Authority
- FI
- Finland
- Prior art keywords
- base station
- signal
- subscriber
- base stations
- location
- Prior art date
Links
Classifications
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- 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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
-
- 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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
-
- 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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
- G01S5/145—Using a supplementary range measurement, e.g. based on pseudo-range measurements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Telephone Function (AREA)
- Radar Systems Or Details Thereof (AREA)
Claims (10)
1. Förfarande för bestämning av en abonnentenhets (140) position i ett trädlöst kommunikationssystem, k ä n n e -tecknat av att förfarandet omfattar följande steg: 5 en första signal innehällande en begäran om positions-bestämning sänds frän en första basstation (Bl) tili abonnentenheten (140); frän abonnentenheten (140) mottas en andra signal innehällande ett svarsmeddelande, vilket innehäller den första 10 signalens mottagningstid och den andra signalens sändnings-tid; en förutbestämd symbol associerad med den andra signalen mottas vid den första basstationen (Bl) och en andra basstation (B2), och en första och en andra mottagningstid för ! *·· 15 den nämnda förutbestämda symbolen bestäms vid den första » * ί (Bl) respektive den andra basstationen; och » · • « · • t ;.· · positionen för abonnentenheten (140) bestäms frän den av \,V abonnentenheten (140) mottagna första signalens V ’ mottagnings-tid, den av abonnentenheten (140) sända andra 20 signalens sändningstid, den nämnda förutbestämda symbolens !·: : första och andra mottagningstid samt frän förutbestämd *·.·* information om den första (Bl) och andra basstationen (B2) .
2. Förfarande i enlighet med patentkrav 1, k ä n n e -tecknat av att nämnda förutbestämda information ,*··, 25 omfattar positions- och processfördröjningsinformation.
3. Ett trädlöst kommunikationssystem för positions- 34 115886 bestämning av en kommunikationsenhet, kanne-tecknatav att detta trädlösa kommunikationssystem omfattar: (a) en första basstation (Bl) omfattande: 5 (i) en första basstationssändare, vilken sänder en första bandspridningssignal innehällande en begäran om positionsbestämning tili kommunikationsenheten; (ii) en första basstationsmottagare, vilken mottar fran nämnda kommunikationsenhet en andra bandspridnings-10 signal innehällande ett svarsmeddelande, vilket innehäller den första signalens mottagningstid och signalens sändningstid, och den första basstationen omfattar vidare en första basstationsdetektor, vilken mottar fran nämnda kommunikationsenhet den andra signalens förutbestämda 15 symbol och bestämmer den nämnda förutbestämda symbolens : " mottag-ningstid; • t * · · • · « • · · · ♦ · ♦ * * "· ” (b) en andra basstation (B2), vilken omfattar en andra ···’ ·“ mottagare för att motta den andra signalens nämnda förut- bestämda symbol och för att bestämma en andra ’·’ 20 mottagningstid för den nämnda förutbestämda symbolen; samt • » · ·'·· ; (c) ett styrorgan, vars funktion kontrolleras av den *·;* första och andra basstationen och som omfattar organ för :,· · att bestämma kommunikationsenhetens position fran den ·...· första signalens mottagningstid, den första signalens 25 sändningstid, den nämnda förutbestämda symbolens första och andra mot-tagningstid samt fran förutbestämd information om den första och andra basstationen. 35 1 1 5886
4. Förfarande för bestämning av en abonnentenhets (140) position i ett kommunikationssystem, kanne-tecknat av att förfarandet omfattar följande steg: (a) frän abonnentenheten (140) mottas en signal i en 5 första (Bl) och en andra basstation, vilken signal är bildad raedelst modulering genom en sekvens av spridningssymboler; (b) en första mottagningstid för en symbol i nämnda sekvens av spridningssymboler bestäms i den första bas- 10 stationen (Bl); (c) en andra mottagningstid för nämnda symbol bestäms i den andra basstationen (B2); och (d) abonnentenhetens (140) position bestäms frän den första och andra mottagningstiden samt frän förutbestämd : 15 tilläggsinformation om den första och andra basstationen. • * ·
5. Kommunikationssystem, som omfattar ett flertal .* ; : basstationer (Bl, B2) och som används för positions- : bestämning av en abonnentenhet (140), · kännetecknatav att kommunikat ionssystemet 20 omfattar: » » • · » ett styrorgan, vars funktion kontrolleras av en första (Bl) : och andra basstation (B2), varvid den första (Bl) och den andra basstationen (B2) bäda tvä omfattar en mottagare, som .j. används för att motta en signal frän en ,’··( 25 kommunikationsenhet, vilken signal är bildad medelst modulation genom en sekvens av spridningssymboler, samt en detektor, som används för att bestämma mottagningstiden för 36 1 1 5886 nägon symbol i nämnda sekvens; samt en positionsbestämningsprocessor, vars funktion kontrolleras av styrorganet och sorti används för att begära den första och andra basstationen att bestämma en första 5 och en andra mottagningstid för en specifik symbol i nämnda sekvens samt att bestämma kommunikationsenhetens position frän den första och andra mottagningstiden samt frän tilläggsinformation om den första (Bl) och andra basstationen (B2). 10
6. Förfarande för bestämning av positionen för en abonnentenhet (140) kommunicerande i ett trädlöst kommunik-ationssystem omfattande ett flertal basstationer, kännetecknat av att förfarandet omfattar i abonnentenheten (140): 15 (a) mottagning av en första signal frän en första (Bl) : ” basstation av det nämnda flertalet basstationer och för •M i mottagning av en andra signal frän en andra basstation (B2) ’· " av det nämnda flertalet basstationer, vilken första och ··.' andra signal är bildad pä basis av en första symbolsekvens 20 respektive en andra symbolsekvens; • » · (b) bestämning av en första mottagningstid för en första ·* symbol i den första sekvensen och en mottagningstid för en *;·* senare symbol i den andra sekvensen; och • 4 * (c) bestämning av abonnentenhetens (140) position frän 25 den första och andra mottagningstiden samt frän tilläggs- ; information om den första och andra basstationen.
7. Förfarande i enlighet med patentkrav 6, k ä n n e - 37 1 1 5886 tecknat av att den första och andra sekvensen utgörs av likadana sekvenser av spridningssymboler med en första och andra sekvensavvikelse, som baserar sig pä ett första respektive ett andra förutbestämt antal symboler. 5
8. Förfarande för bestämning av en abonnentenhets position i ett kommunikationssystem, vilket omfattar ett flertal basstationsenheter (Bl, B2), tili vilka aktiva basstationer och icke-aktiva enheter hör, kanne-tecknat av att förfarandet omfattar följande steg: 10 aktivering av ätminstone en av de nämnda icke-aktiva enheterna som en hjälpbasstation; styrning av en grupp, vilken omfattar ätminstone en av nämnda aktiva basstationer, vilken förmär motta en signal frän en abonnent och frän vilken som heist aktiverad 15 hjälpbasstation pä sä sätt, att var och en sänder en • ’·1 signal; och * 1 1 » · !,'·· bestämning av abonnentens position pä basis av var och en t t j,; ; av nämnda signaler.
· 9. Förfarande i enlighet med patentkrav 8, kanne- 20 tecknat av att det vidare omfattar ett steg för * bestämning av en mottagningstid hos abonnenten för var och < 1 I *...· en av de nämnda signalerna. » 1 ·
10. Anordning för bestämning av en abonnents position i t'·^ ett kommunikationssystem, vilken omfattar ett flertal 25 basstationsenheter (Bl, B2) , tili vilka aktiva basstationer t » och icke-aktiva enheter hör, kännetecknad av att anordningen omfattar: 38 1 1 5886 organ för aktivering av ätminstone en av de nämnda icke-aktiva enheterna som en hjälpbasstation; organ för styrning av en grupp, vilken omfattar ätminstone en av nämnda aktiva basstationer, vilken förmär motta en 5 signal frän en abonnent och frän vilken som heist aktiverad hjälpbasstation pä sä sätt, att var och en sänder en signal; och organ för bestämning av abonnentens position pä basis av varje nämnda signal. • « • 1 · • 1 • · · • I 1 • · · · • » • 4 1 • · I I < · * 1 · • I · » · · * I m * 1 · ( i • 1 * I · i t < ·
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/436,760 US5508708A (en) | 1995-05-08 | 1995-05-08 | Method and apparatus for location finding in a CDMA system |
US43676095 | 1995-05-08 | ||
US9603797 | 1996-03-21 | ||
PCT/US1996/003797 WO1996035958A1 (en) | 1995-05-08 | 1996-03-21 | Method and apparatus for location finding in a cdma system |
Publications (3)
Publication Number | Publication Date |
---|---|
FI965257A0 FI965257A0 (sv) | 1996-12-30 |
FI965257A FI965257A (sv) | 1996-12-31 |
FI115886B true FI115886B (sv) | 2005-07-29 |
Family
ID=23733723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI965257A FI115886B (sv) | 1995-05-08 | 1996-12-30 | Förfarande och anordning för placeringslokalisering i ett CDMA-system |
Country Status (15)
Country | Link |
---|---|
US (3) | US5508708A (sv) |
JP (1) | JP3254682B2 (sv) |
KR (1) | KR100208647B1 (sv) |
CN (1) | CN1097734C (sv) |
BR (1) | BR9606340A (sv) |
CA (1) | CA2192579C (sv) |
FI (1) | FI115886B (sv) |
FR (1) | FR2734108B1 (sv) |
GB (1) | GB2304500B (sv) |
IL (1) | IL117654A (sv) |
IT (1) | IT1284380B1 (sv) |
PL (1) | PL180276B1 (sv) |
RU (1) | RU2127963C1 (sv) |
SE (1) | SE517676C2 (sv) |
WO (1) | WO1996035958A1 (sv) |
Families Citing this family (284)
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-
1995
- 1995-05-08 US US08/436,760 patent/US5508708A/en not_active Expired - Lifetime
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1996
- 1996-02-16 US US08/601,315 patent/US5736964A/en not_active Expired - Lifetime
- 1996-03-21 CA CA002192579A patent/CA2192579C/en not_active Expired - Lifetime
- 1996-03-21 PL PL96318057A patent/PL180276B1/pl unknown
- 1996-03-21 KR KR1019970700060A patent/KR100208647B1/ko not_active IP Right Cessation
- 1996-03-21 WO PCT/US1996/003797 patent/WO1996035958A1/en active IP Right Grant
- 1996-03-21 BR BR9606340A patent/BR9606340A/pt not_active IP Right Cessation
- 1996-03-21 RU RU97101879A patent/RU2127963C1/ru active
- 1996-03-21 CN CN96190397A patent/CN1097734C/zh not_active Expired - Lifetime
- 1996-03-21 JP JP53404296A patent/JP3254682B2/ja not_active Expired - Fee Related
- 1996-03-21 GB GB9625755A patent/GB2304500B/en not_active Expired - Lifetime
- 1996-03-26 IL IL11765496A patent/IL117654A/xx not_active IP Right Cessation
- 1996-04-23 FR FR9605090A patent/FR2734108B1/fr not_active Expired - Fee Related
- 1996-05-06 IT IT96RM000306A patent/IT1284380B1/it active IP Right Grant
- 1996-12-02 SE SE9604432A patent/SE517676C2/sv not_active IP Right Cessation
- 1996-12-30 FI FI965257A patent/FI115886B/sv not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
FR2734108A1 (fr) | 1996-11-15 |
FR2734108B1 (fr) | 2000-03-10 |
PL180276B1 (pl) | 2001-01-31 |
ITRM960306A0 (it) | 1996-05-06 |
SE517676C2 (sv) | 2002-07-02 |
GB9625755D0 (en) | 1997-01-29 |
IL117654A (en) | 2000-02-29 |
RU2127963C1 (ru) | 1999-03-20 |
US5736964A (en) | 1998-04-07 |
PL318057A1 (en) | 1997-05-12 |
CN1152356A (zh) | 1997-06-18 |
SE9604432D0 (sv) | 1996-12-02 |
ITRM960306A1 (it) | 1997-11-06 |
WO1996035958A1 (en) | 1996-11-14 |
IT1284380B1 (it) | 1998-05-18 |
CA2192579A1 (en) | 1996-11-14 |
JP3254682B2 (ja) | 2002-02-12 |
KR970705034A (ko) | 1997-09-06 |
KR100208647B1 (ko) | 1999-07-15 |
GB2304500A (en) | 1997-03-19 |
SE9604432L (sv) | 1997-03-07 |
US5508708A (en) | 1996-04-16 |
FI965257A (sv) | 1996-12-31 |
CA2192579C (en) | 1999-09-07 |
CN1097734C (zh) | 2003-01-01 |
JPH10505723A (ja) | 1998-06-02 |
US5764188A (en) | 1998-06-09 |
GB2304500B (en) | 1999-12-01 |
BR9606340A (pt) | 1997-09-02 |
IL117654A0 (en) | 1996-07-23 |
FI965257A0 (sv) | 1996-12-30 |
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