KR20040106811A - 표면탄성파 지연소자를 사용한 위치보정 모듈이 포함된중계기 - Google Patents
표면탄성파 지연소자를 사용한 위치보정 모듈이 포함된중계기 Download PDFInfo
- Publication number
- KR20040106811A KR20040106811A KR1020030037660A KR20030037660A KR20040106811A KR 20040106811 A KR20040106811 A KR 20040106811A KR 1020030037660 A KR1020030037660 A KR 1020030037660A KR 20030037660 A KR20030037660 A KR 20030037660A KR 20040106811 A KR20040106811 A KR 20040106811A
- Authority
- KR
- South Korea
- Prior art keywords
- repeater
- module
- position correction
- reverse
- mobile terminal
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
-
- 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
- H04B7/155—Ground-based stations
-
- 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
- G01S5/0205—Details
- G01S5/021—Calibration, monitoring or correction
-
- 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
- G01S5/0257—Hybrid positioning
- G01S5/0268—Hybrid positioning by deriving positions from different combinations of signals or of estimated positions in a single positioning system
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- 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)
Abstract
Description
Claims (2)
- 각각의 안테나에 연결되어 각 안테나를 통해 송수신되는 RF 신호를 분리 또는 결합하여 특정 경로로 해당 RF 신호를 전달하는 복수개의 듀플렉서와, 상기 듀플렉서 중 어느 하나로부터 전달되는 RF 신호를 수신하여 경로손실을 보상하고 해당 RF 신호를 증폭하는 순방향 RF 모듈 및 역방향 RF 모듈을 포함하고, 기지국과 이동단말기간의 통신 신호를 중계하여 통신 범위를 확대시키는 중계기에 있어서,안테나 접속단에 연결되어 이동단말기의 위치를 산출하는 위치계산 서버와 무선 모뎀간의 통신 신호를 중계기의 안테나로 결합해주는 결합기;상기 순방향 RF 모듈, 역방향 RF 모듈 및 무선 모뎀에 연결되어 있으며, 상기 순방향 RF 모듈 및 역방향 RF 모듈의 동작을 제어하고, 상기 결합기 및 무선 모뎀을 통해 상기 위치계산 서버로부터 전송되는 위치보정 명령신호를 수신하여 위치보정을 위한 시간 지연을 지시하기 위한 순방향 및 역방향 위치보정 제어신호를 송출하도록 제어하는 중계기 제어부; 및상기 중계기 제어부에 각각 연결되어 있으며, 상기 중계기 제어부로부터 인가되는 상기 순방향 및 역방향 위치보정 제어신호에 의해 해당 보정시간 지연값을 송출하도록 스위칭하는 표면탄성파 지연소자를 사용한 순방향 위치보정 모듈 및 역방향 위치보정 모듈을 포함하는 것을 특징으로 하는 표면탄성파 지연소자를 사용한 위치보정 모듈이 포함된 중계기.
- 제1항에 있어서, 순방향 위치보정 모듈 및 역방향 위치보정 모듈은특정 보정시간 지연값(TS)만큼 시간을 지연시키는 다수개의 시간 지연부에 표면탄성파 지연소자를 사용하고,각각의 특성 보상을 위하여 상기 표면탄성파 지연소자와 직렬로 증폭단이 연결된 것을 특징으로 하는 표면탄성파 지연소자를 사용한 위치보정 모듈이 포함된 중계기.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030037660A KR100556523B1 (ko) | 2003-06-11 | 2003-06-11 | 표면탄성파 지연소자를 사용한 위치보정 모듈이 포함된중계기 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030037660A KR100556523B1 (ko) | 2003-06-11 | 2003-06-11 | 표면탄성파 지연소자를 사용한 위치보정 모듈이 포함된중계기 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20040106811A true KR20040106811A (ko) | 2004-12-18 |
| KR100556523B1 KR100556523B1 (ko) | 2006-03-06 |
Family
ID=37381129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020030037660A Expired - Fee Related KR100556523B1 (ko) | 2003-06-11 | 2003-06-11 | 표면탄성파 지연소자를 사용한 위치보정 모듈이 포함된중계기 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100556523B1 (ko) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100813702B1 (ko) * | 2006-03-01 | 2008-03-13 | 리서치 인 모션 리미티드 | Rf 소스와 rf 수신기 사이의 rf 경로 손실을판정하기 위한 시스템 및 관련 방법들 |
| US8577283B2 (en) * | 2005-07-15 | 2013-11-05 | Qualcomm Incorporated | TDD repeater |
| KR20210048814A (ko) * | 2019-10-24 | 2021-05-04 | (주)에이텍티앤 | 프로그래머블 게이트 어레이를 이용한 시각 동기장치 및 방법 |
-
2003
- 2003-06-11 KR KR1020030037660A patent/KR100556523B1/ko not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8577283B2 (en) * | 2005-07-15 | 2013-11-05 | Qualcomm Incorporated | TDD repeater |
| KR100813702B1 (ko) * | 2006-03-01 | 2008-03-13 | 리서치 인 모션 리미티드 | Rf 소스와 rf 수신기 사이의 rf 경로 손실을판정하기 위한 시스템 및 관련 방법들 |
| KR20210048814A (ko) * | 2019-10-24 | 2021-05-04 | (주)에이텍티앤 | 프로그래머블 게이트 어레이를 이용한 시각 동기장치 및 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100556523B1 (ko) | 2006-03-06 |
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