DE60121682D1 - Verfahren und funkendgerät zur detektion eines 2-fsk-signales - Google Patents
Verfahren und funkendgerät zur detektion eines 2-fsk-signalesInfo
- Publication number
- DE60121682D1 DE60121682D1 DE60121682T DE60121682T DE60121682D1 DE 60121682 D1 DE60121682 D1 DE 60121682D1 DE 60121682 T DE60121682 T DE 60121682T DE 60121682 T DE60121682 T DE 60121682T DE 60121682 D1 DE60121682 D1 DE 60121682D1
- Authority
- DE
- Germany
- Prior art keywords
- detecting
- fsk signal
- signal
- produce
- radio device
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0005592.1A GB0005592D0 (en) | 2000-03-09 | 2000-03-09 | Method of and a radio terminal for detecting the presence of a 2fsk signal |
GB0005592 | 2000-03-09 | ||
PCT/EP2001/001201 WO2001067700A1 (en) | 2000-03-09 | 2001-02-05 | Method of, and radio terminal for, detecting the presence of a 2-fsk signal |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60121682D1 true DE60121682D1 (de) | 2006-09-07 |
DE60121682T2 DE60121682T2 (de) | 2007-02-22 |
Family
ID=9887222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60121682T Expired - Lifetime DE60121682T2 (de) | 2000-03-09 | 2001-02-05 | Verfahren und funkendgerät zur detektion eines 2-fsl-signales |
Country Status (10)
Country | Link |
---|---|
US (1) | US6831953B2 (de) |
EP (1) | EP1179253B1 (de) |
JP (1) | JP4660673B2 (de) |
KR (1) | KR100743448B1 (de) |
CN (1) | CN1163039C (de) |
AT (1) | ATE334543T1 (de) |
DE (1) | DE60121682T2 (de) |
GB (1) | GB0005592D0 (de) |
TW (1) | TW518860B (de) |
WO (1) | WO2001067700A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100748491B1 (ko) * | 2000-12-29 | 2007-08-13 | 엘지전자 주식회사 | 인터넷 폰의 단축키 정보 등록 방법 |
US7593488B2 (en) * | 2003-04-25 | 2009-09-22 | Harris Corporation | Method and apparatus for detection of signal without the aid of training sequence |
US7295828B2 (en) * | 2004-06-01 | 2007-11-13 | Ati Technologies Inc. | Differential signal comparator |
US7801248B2 (en) * | 2004-11-19 | 2010-09-21 | Qualcomm Incorporated | Interference suppression with virtual antennas |
JP4788327B2 (ja) * | 2005-12-13 | 2011-10-05 | 株式会社ケンウッド | Fsk信号検出装置、受信機及びfsk信号検出方法 |
US20090086865A1 (en) * | 2007-09-28 | 2009-04-02 | Ati Technologies, Inc. | Differential Signal Comparator |
CN102045284B (zh) * | 2010-01-21 | 2013-06-05 | 清华大学 | Fsk解调装置 |
CN106350984B (zh) * | 2016-08-31 | 2018-08-14 | 广州永恒时尚集团有限公司 | 一种布料导送检验设备 |
US11184272B2 (en) * | 2018-12-13 | 2021-11-23 | Silicon Laboratories Inc. | ZigBee, thread and BLE signal detection in a WiFi environment |
US11395188B2 (en) | 2020-08-10 | 2022-07-19 | Silicon Laboratories Inc. | Fast signal identification of Bluetooth, ZigBee and other network protocols |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4423519A (en) * | 1982-01-20 | 1983-12-27 | Sperry Corporation | Apparatus and method for detecting the onset of a frequency shift keyed signal |
GB2144283B (en) * | 1983-07-27 | 1986-09-17 | Rediffusion Radio Syst | Demodulator |
JPH0817408B2 (ja) * | 1989-06-21 | 1996-02-21 | 日本電気株式会社 | 信号系列検出装置 |
US5204896A (en) * | 1990-08-10 | 1993-04-20 | Telegenics, Inc. | Outbound telemetry device |
JP3271071B2 (ja) * | 1991-08-27 | 2002-04-02 | ソニー株式会社 | 周波数誤差検出装置 |
US5553099A (en) * | 1994-02-10 | 1996-09-03 | Racom Systems, Inc. | FSK detector for determining an increasing time period between adjacent pulses of an FSK modulated square wave pulse train |
US5748680A (en) * | 1994-12-16 | 1998-05-05 | Lucent Technologies Inc. | Coarse frequency burst detector for a wireline communications system |
JPH10155002A (ja) * | 1996-11-21 | 1998-06-09 | Nec Eng Ltd | バースト信号検出器 |
JP3327152B2 (ja) * | 1996-12-25 | 2002-09-24 | 三菱電機株式会社 | 自動周波数制御回路 |
EP0992109A2 (de) * | 1998-04-28 | 2000-04-12 | Koninklijke Philips Electronics N.V. | Vereinfachter empfänger für fsk signale |
US6297691B1 (en) * | 2000-06-09 | 2001-10-02 | Rosemount Inc. | Method and apparatus for demodulating coherent and non-coherent modulated signals |
-
2000
- 2000-03-09 GB GBGB0005592.1A patent/GB0005592D0/en not_active Ceased
-
2001
- 2001-02-05 CN CNB018004490A patent/CN1163039C/zh not_active Expired - Fee Related
- 2001-02-05 WO PCT/EP2001/001201 patent/WO2001067700A1/en active IP Right Grant
- 2001-02-05 EP EP01902405A patent/EP1179253B1/de not_active Expired - Lifetime
- 2001-02-05 KR KR1020017014146A patent/KR100743448B1/ko not_active IP Right Cessation
- 2001-02-05 DE DE60121682T patent/DE60121682T2/de not_active Expired - Lifetime
- 2001-02-05 AT AT01902405T patent/ATE334543T1/de not_active IP Right Cessation
- 2001-02-05 JP JP2001565603A patent/JP4660673B2/ja not_active Expired - Fee Related
- 2001-02-08 TW TW090102777A patent/TW518860B/zh not_active IP Right Cessation
- 2001-03-08 US US09/801,631 patent/US6831953B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP4660673B2 (ja) | 2011-03-30 |
EP1179253A1 (de) | 2002-02-13 |
KR20020000171A (ko) | 2002-01-04 |
EP1179253B1 (de) | 2006-07-26 |
GB0005592D0 (en) | 2000-05-03 |
KR100743448B1 (ko) | 2007-07-30 |
DE60121682T2 (de) | 2007-02-22 |
ATE334543T1 (de) | 2006-08-15 |
US20010026598A1 (en) | 2001-10-04 |
CN1163039C (zh) | 2004-08-18 |
TW518860B (en) | 2003-01-21 |
WO2001067700A1 (en) | 2001-09-13 |
JP2003526281A (ja) | 2003-09-02 |
CN1364371A (zh) | 2002-08-14 |
US6831953B2 (en) | 2004-12-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: NXP B.V., EINDHOVEN, NL |