KR100365794B1 - 사설 이동통신 서비스 시스템의 위성클럭 동기유지 장치 - Google Patents
사설 이동통신 서비스 시스템의 위성클럭 동기유지 장치 Download PDFInfo
- Publication number
- KR100365794B1 KR100365794B1 KR1020000028168A KR20000028168A KR100365794B1 KR 100365794 B1 KR100365794 B1 KR 100365794B1 KR 1020000028168 A KR1020000028168 A KR 1020000028168A KR 20000028168 A KR20000028168 A KR 20000028168A KR 100365794 B1 KR100365794 B1 KR 100365794B1
- Authority
- KR
- South Korea
- Prior art keywords
- base station
- private
- mobile communication
- communication service
- service system
- Prior art date
Links
- 238000010295 mobile communication Methods 0.000 title claims abstract description 31
- 238000012423 maintenance Methods 0.000 title description 4
- 230000005540 biological transmission Effects 0.000 description 13
- 238000012545 processing Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 5
- 238000007726 management method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010019909 Hernia Diseases 0.000 description 1
- 102100036924 Solute carrier family 22 member 5 Human genes 0.000 description 1
- 208000033897 Systemic primary carnitine deficiency Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 108010064675 calcium dependent sulfhydryl protease Proteins 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000013468 resource allocation Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 208000016505 systemic primary carnitine deficiency disease Diseases 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H04W56/002—Mutual synchronization
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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
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
- G01S19/08—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing integrity information, e.g. health of satellites or quality of ephemeris data
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- 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
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/19—Earth-synchronous stations
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (2)
- 사설 이동통신서비스 시스템의 위성클럭 동기유지 장치에 있어서,사설 기지국과,GPS(Global Positioning System) 안테나와 위성클럭수신기(GPSR)와 상기 사설 기지국과 연결되는 케이블을 구비하고, 상기 GPS 안테나를 통해 수신되는 신호를 상기 케이블을 통해 상기 사설 기지국으로 전송하여 상기 사설 기지국과 동일한 위성 동기 클럭을 유지하는 사설 기지국 제어기를 구비함을 특징으로 하는 사설 이동통신서비스 시스템의 위성클럭 동기유지 장치.
- 제1항에 있어서, 상기 위성클럭수신기로부터 상기 GPS 안테나를 통해 수신되는 신호는 19.6608MHz, Even Second, TOD(Time Of Day), 10MHz등의 신호임을 특징으로 하는 사설 이동통신서비스 시스템의 위성클럭 동기유지 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000028168A KR100365794B1 (ko) | 2000-05-24 | 2000-05-24 | 사설 이동통신 서비스 시스템의 위성클럭 동기유지 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000028168A KR100365794B1 (ko) | 2000-05-24 | 2000-05-24 | 사설 이동통신 서비스 시스템의 위성클럭 동기유지 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010107024A KR20010107024A (ko) | 2001-12-07 |
KR100365794B1 true KR100365794B1 (ko) | 2002-12-26 |
Family
ID=19670120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000028168A KR100365794B1 (ko) | 2000-05-24 | 2000-05-24 | 사설 이동통신 서비스 시스템의 위성클럭 동기유지 장치 |
Country Status (1)
Country | Link |
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KR (1) | KR100365794B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2003212696A1 (en) * | 2002-03-26 | 2003-10-08 | Airpoint Co., Ltd | Indoor cdma mobile communication system for simultaneously supplying a traffic signal, control signal and gps signal using a lan cable and control method thereof |
CN100401677C (zh) * | 2002-11-23 | 2008-07-09 | 中兴通讯股份有限公司 | 实现固定网短消息平台设备时钟同步的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998046000A1 (en) * | 1997-04-04 | 1998-10-15 | U S West, Inc. | Method and system for dynamically assigning features and users to wireline interfaces |
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2000
- 2000-05-24 KR KR1020000028168A patent/KR100365794B1/ko not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998046000A1 (en) * | 1997-04-04 | 1998-10-15 | U S West, Inc. | Method and system for dynamically assigning features and users to wireline interfaces |
Also Published As
Publication number | Publication date |
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KR20010107024A (ko) | 2001-12-07 |
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