KR20050109623A - 쌍방향 전파 링크용 단말 장비 - Google Patents
쌍방향 전파 링크용 단말 장비 Download PDFInfo
- Publication number
- KR20050109623A KR20050109623A KR1020057019052A KR20057019052A KR20050109623A KR 20050109623 A KR20050109623 A KR 20050109623A KR 1020057019052 A KR1020057019052 A KR 1020057019052A KR 20057019052 A KR20057019052 A KR 20057019052A KR 20050109623 A KR20050109623 A KR 20050109623A
- Authority
- KR
- South Korea
- Prior art keywords
- frequency band
- terminal equipment
- antenna
- receiver
- transmitter
- 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.)
- Granted
Links
Classifications
-
- 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
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/143—Two-way operation using the same type of signal, i.e. duplex for modulated signals
-
- 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
- H04B1/408—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency the transmitter oscillator frequency being identical to the receiver local oscillator frequency
-
- 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
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
-
- 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
- H04B1/54—Circuits using the same frequency for two directions of communication
-
- 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
- H04B1/59—Responders; Transponders
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Transceivers (AREA)
- Radio Relay Systems (AREA)
- Cable Accessories (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
Description
Claims (1)
- 동시 송수신을 위한 쌍방향 전파 링크용 단말 장비(TAa)로서,상기 단말 장비는 제 1 이용 주파수 대역(BF1)에서 제 1 데이터 신호(S1)를송신하는 제 1 송신기(EA1)를 포함하고, 이때, 상기 제 1 이용 주파수 대역(BF1)은 제 1 수신기(RA1)가 제 2 데이터 신호(S2)를 수신하는 주파수 대역과 동일한 대역이며,상기 단말 장비는 제 2 수신기(RA2)와 제 2 송신기(EA2)를 포함하고,상기 제 2 수신기(RA2)는 제 1 안테나(AA1), 제 1 서큘레이터(CA1), 그리고 제 2 이용 주파수 대역(BF2)을 통과 대역으로 하는 필터(FA3)를 통해 제 2 이용 주파수 대역(BF2)에서 제 3 데이터 신호(S3)를 수신하며, 상기 제 1 송신기(EA1)는 상기 제 1 이용 주파수 대역(BF1)을 통과 대역으로 하는 필터(FA1), 상기 제 1 서큘레이터, 그리고 상기 제 1 안테나를 통해 상기 제 1 이용 주파수 대역(FB1)에서 상기 제 1 데이터 신호(S1)를 송신하며,상기 제 2 송신기(EA2)는 상기 제 2 이용 주파수 대역(BF2)을 통과 대역으로 하는 필터(FA4), 제2 서큘레이터(CA2), 그리고 제 2 안테나(AA2)를 통해 상기 제 2 이용 주파수 대역(BF2)에서 제 4 데이터 신호(S4)를 송신하며, 상기 제 1 수신기(RA1)는 상기 제 2 안테나, 상기 제 2 서큘레이터, 그리고 상기 제 1 이용 주파수 대역(BF1)을 통과 대역으로 하는 필터(FA2)를 통해 상기 제 1 이용 주파수 대역에서 제 2 데이터 신호(S2)를 수신하는 것을 특징으로 하는 쌍방향 전파 링크용 단말 장비.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR03/04425 | 2003-04-08 | ||
| FR0304425A FR2853784A1 (fr) | 2003-04-08 | 2003-04-08 | Equipement terminal pour liaison hertzienne bidirectionnelle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20050109623A true KR20050109623A (ko) | 2005-11-21 |
| KR101065986B1 KR101065986B1 (ko) | 2011-09-19 |
Family
ID=33041748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020057019052A Expired - Fee Related KR101065986B1 (ko) | 2003-04-08 | 2004-03-31 | 쌍방향 전파 링크용 단말 장비 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US7747284B2 (ko) |
| EP (1) | EP1611694B1 (ko) |
| JP (1) | JP4525675B2 (ko) |
| KR (1) | KR101065986B1 (ko) |
| CN (1) | CN1781260A (ko) |
| AT (1) | ATE334509T1 (ko) |
| DE (1) | DE602004001683T2 (ko) |
| ES (1) | ES2270381T3 (ko) |
| FR (1) | FR2853784A1 (ko) |
| WO (1) | WO2004093338A2 (ko) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100505583C (zh) * | 2007-02-09 | 2009-06-24 | 中国科学院上海微系统与信息技术研究所 | 一种超短波ofdm移动多媒体传感器网络传输系统 |
| JP4879083B2 (ja) * | 2007-05-07 | 2012-02-15 | 株式会社エヌ・ティ・ティ・ドコモ | 漏洩電力低減装置および低減方法 |
| WO2010022258A2 (en) * | 2008-08-21 | 2010-02-25 | Intersil Americas Inc. | Noise cancellation for antenna module |
| CN103684573B (zh) * | 2013-12-17 | 2016-08-17 | 成都时代星光科技有限公司 | 便携式无线同频中继系统 |
| CN106797243B (zh) * | 2014-10-02 | 2020-09-11 | 株式会社Kmw | 移动通信系统的基站装置 |
| CN108199855A (zh) * | 2017-05-11 | 2018-06-22 | 南京义怀数据系统有限公司 | 一种基于数字广播的双向多媒体通讯方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS613532A (ja) * | 1984-06-18 | 1986-01-09 | Nec Corp | 分波回路 |
| JPS63245136A (ja) * | 1987-03-31 | 1988-10-12 | Mitsubishi Electric Corp | 高周波中継増幅装置 |
| JPS63245135A (ja) * | 1987-03-31 | 1988-10-12 | Mitsubishi Electric Corp | 高周波中継増幅装置 |
| JP2981259B2 (ja) * | 1990-07-17 | 1999-11-22 | 関西電力株式会社 | 同一周波無線中継装置 |
| JPH0779205A (ja) * | 1993-06-23 | 1995-03-20 | Nippon Telegr & Teleph Corp <Ntt> | 同一周波無線通信方式 |
| US5691978A (en) * | 1995-04-07 | 1997-11-25 | Signal Science, Inc. | Self-cancelling full-duplex RF communication system |
| FR2744308B1 (fr) | 1996-01-25 | 1998-03-27 | France Telecom | Signal hertzien bidirectionnel a frequence porteuse unique pour les deux directions, et terminaux emetteurs/recepteurs correspondants |
| JPH09238090A (ja) * | 1996-02-29 | 1997-09-09 | Fujitsu Ltd | 併設無線システム |
| US6356528B1 (en) * | 1999-04-15 | 2002-03-12 | Qualcomm Incorporated | Interleaver and deinterleaver for use in a diversity transmission communication system |
| AU2001284377A1 (en) * | 2000-08-31 | 2002-03-13 | Millimetrix Broadband Networks Ltd. | Improved spatial spectral efficiency for wireless rings and network of links in millimeter wave (mmw) communication systems |
| JP3672196B2 (ja) * | 2002-10-07 | 2005-07-13 | 松下電器産業株式会社 | アンテナ装置 |
-
2003
- 2003-04-08 FR FR0304425A patent/FR2853784A1/fr active Pending
-
2004
- 2004-03-31 WO PCT/FR2004/000816 patent/WO2004093338A2/fr not_active Ceased
- 2004-03-31 ES ES04742416T patent/ES2270381T3/es not_active Expired - Lifetime
- 2004-03-31 DE DE602004001683T patent/DE602004001683T2/de not_active Expired - Lifetime
- 2004-03-31 AT AT04742416T patent/ATE334509T1/de not_active IP Right Cessation
- 2004-03-31 EP EP04742416A patent/EP1611694B1/fr not_active Expired - Lifetime
- 2004-03-31 US US10/552,475 patent/US7747284B2/en not_active Expired - Fee Related
- 2004-03-31 CN CNA2004800116784A patent/CN1781260A/zh active Pending
- 2004-03-31 KR KR1020057019052A patent/KR101065986B1/ko not_active Expired - Fee Related
- 2004-03-31 JP JP2006505772A patent/JP4525675B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE602004001683T2 (de) | 2007-09-06 |
| WO2004093338A3 (fr) | 2004-12-23 |
| WO2004093338A2 (fr) | 2004-10-28 |
| WO2004093338A8 (fr) | 2005-03-17 |
| ATE334509T1 (de) | 2006-08-15 |
| KR101065986B1 (ko) | 2011-09-19 |
| US7747284B2 (en) | 2010-06-29 |
| EP1611694B1 (fr) | 2006-07-26 |
| EP1611694A2 (fr) | 2006-01-04 |
| CN1781260A (zh) | 2006-05-31 |
| DE602004001683D1 (de) | 2006-09-07 |
| JP4525675B2 (ja) | 2010-08-18 |
| US20060203751A1 (en) | 2006-09-14 |
| JP2006523054A (ja) | 2006-10-05 |
| ES2270381T3 (es) | 2007-04-01 |
| FR2853784A1 (fr) | 2004-10-15 |
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