DE69831380D1 - Digitales kommunikationsgerät - Google Patents
Digitales kommunikationsgerätInfo
- Publication number
- DE69831380D1 DE69831380D1 DE69831380T DE69831380T DE69831380D1 DE 69831380 D1 DE69831380 D1 DE 69831380D1 DE 69831380 T DE69831380 T DE 69831380T DE 69831380 T DE69831380 T DE 69831380T DE 69831380 D1 DE69831380 D1 DE 69831380D1
- Authority
- DE
- Germany
- Prior art keywords
- communication device
- digital communication
- digital
- communication
- 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
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuits Of Receivers In General (AREA)
- Superheterodyne Receivers (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97201870 | 1997-06-19 | ||
EP97201870 | 1997-06-19 | ||
PCT/IB1998/000589 WO1998058451A2 (en) | 1997-06-19 | 1998-04-20 | Digital communication device |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69831380D1 true DE69831380D1 (de) | 2005-10-06 |
DE69831380T2 DE69831380T2 (de) | 2006-06-08 |
Family
ID=8228460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69831380T Expired - Lifetime DE69831380T2 (de) | 1997-06-19 | 1998-04-20 | Digitales kommunikationsgerät |
Country Status (7)
Country | Link |
---|---|
US (1) | US6233292B1 (de) |
EP (1) | EP0919084B1 (de) |
JP (1) | JP4039492B2 (de) |
KR (1) | KR100533876B1 (de) |
CN (1) | CN1146111C (de) |
DE (1) | DE69831380T2 (de) |
WO (1) | WO1998058451A2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3466422B2 (ja) * | 1997-05-28 | 2003-11-10 | 株式会社ケンウッド | 受信装置 |
US6928275B1 (en) * | 2000-05-08 | 2005-08-09 | Qualcomm Incorporated | Method and apparatus for compensating local oscillator frequency error |
JP3988392B2 (ja) * | 2001-01-24 | 2007-10-10 | 日本電気株式会社 | 携帯無線端末、afc制御方法及びafc制御プログラム |
JP4257499B2 (ja) | 2003-03-12 | 2009-04-22 | 日本電気株式会社 | 周波数補正方法、装置、および移動端末 |
US7065163B2 (en) * | 2003-10-08 | 2006-06-20 | Qualcomm, Incorporated | Frequency error estimation using multiple integration lengths |
US7313205B2 (en) * | 2004-03-30 | 2007-12-25 | Motorola, Inc. | Method and apparatus for frequency correction in wireless local area network systems |
US7822397B2 (en) * | 2004-08-27 | 2010-10-26 | Silicon Laboratories Inc. | Method and apparatus for frequency hopping medium access control in a wireless network |
US7680224B2 (en) * | 2004-08-27 | 2010-03-16 | Silicon Laboratories Inc. | Apparatus and method for automatic frequency correction for a receiver system |
EP2592759B1 (de) | 2011-11-08 | 2016-09-14 | ST-Ericsson SA | Verfahren zum Abstimmen einer Oszillatorfrequenz und Vorrichtung zur Implementierung des Verfahrens |
CN103557876B (zh) * | 2013-11-15 | 2016-01-20 | 山东理工大学 | 一种用于天线跟踪稳定平台的捷联惯导初始对准方法 |
US9548744B2 (en) | 2014-08-18 | 2017-01-17 | Qualcomm Incorporated | Compensating for hysteretic characteristics of crystal oscillators |
KR20180131855A (ko) * | 2017-06-01 | 2018-12-11 | 삼성전자주식회사 | 전자 장치 및 전자 장치에서 dcxo 제어 방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2205460B (en) * | 1987-06-02 | 1991-09-04 | Multitone Electronics Plc | Local oscillators for radio receivers |
US5172075A (en) * | 1989-06-22 | 1992-12-15 | Advanced Systems Research Pty. Limited | Self-calibrating temperature-compensated frequency source |
US5113416A (en) * | 1990-10-26 | 1992-05-12 | Ericsson Ge Mobile Communications Holding, Inc. | Digital radio frequency compensation |
US5493710A (en) * | 1991-08-02 | 1996-02-20 | Hitachi, Ltd. | Communication system having oscillation frequency calibrating function |
JP2581398B2 (ja) * | 1993-07-12 | 1997-02-12 | 日本電気株式会社 | Pll周波数シンセサイザ |
US5659884A (en) * | 1995-02-10 | 1997-08-19 | Matsushita Communication Industrial Corp. Of America | System with automatic compensation for aging and temperature of a crystal oscillator |
JP3186500B2 (ja) | 1995-03-29 | 2001-07-11 | 三菱電機株式会社 | 無線装置及び無線装置の調整方法 |
-
1998
- 1998-04-20 EP EP98912655A patent/EP0919084B1/de not_active Expired - Lifetime
- 1998-04-20 WO PCT/IB1998/000589 patent/WO1998058451A2/en active IP Right Grant
- 1998-04-20 KR KR10-1999-7001302A patent/KR100533876B1/ko not_active IP Right Cessation
- 1998-04-20 JP JP52942398A patent/JP4039492B2/ja not_active Expired - Fee Related
- 1998-04-20 CN CNB98801145XA patent/CN1146111C/zh not_active Expired - Lifetime
- 1998-04-20 DE DE69831380T patent/DE69831380T2/de not_active Expired - Lifetime
- 1998-06-18 US US09/099,499 patent/US6233292B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR100533876B1 (ko) | 2005-12-07 |
KR20000068186A (ko) | 2000-11-25 |
DE69831380T2 (de) | 2006-06-08 |
CN1146111C (zh) | 2004-04-14 |
JP2000517518A (ja) | 2000-12-26 |
EP0919084B1 (de) | 2005-08-31 |
EP0919084A2 (de) | 1999-06-02 |
WO1998058451A3 (en) | 1999-03-11 |
WO1998058451A2 (en) | 1998-12-23 |
US6233292B1 (en) | 2001-05-15 |
CN1236506A (zh) | 1999-11-24 |
JP4039492B2 (ja) | 2008-01-30 |
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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 |