TWI369879B - Method and apparatus for adjusting reference frequency - Google Patents
Method and apparatus for adjusting reference frequencyInfo
- Publication number
- TWI369879B TWI369879B TW096120391A TW96120391A TWI369879B TW I369879 B TWI369879 B TW I369879B TW 096120391 A TW096120391 A TW 096120391A TW 96120391 A TW96120391 A TW 96120391A TW I369879 B TWI369879 B TW I369879B
- Authority
- TW
- Taiwan
- Prior art keywords
- reference frequency
- adjusting reference
- adjusting
- frequency
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2668—Details of algorithms
- H04L27/2673—Details of algorithms characterised by synchronisation parameters
- H04L27/2675—Pilot or known symbols
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW096120391A TWI369879B (en) | 2007-06-06 | 2007-06-06 | Method and apparatus for adjusting reference frequency |
US12/133,853 US8289945B2 (en) | 2007-06-06 | 2008-06-05 | Method and apparatus for adjusting reference frequency |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW096120391A TWI369879B (en) | 2007-06-06 | 2007-06-06 | Method and apparatus for adjusting reference frequency |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200849914A TW200849914A (en) | 2008-12-16 |
TWI369879B true TWI369879B (en) | 2012-08-01 |
Family
ID=40096850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW096120391A TWI369879B (en) | 2007-06-06 | 2007-06-06 | Method and apparatus for adjusting reference frequency |
Country Status (2)
Country | Link |
---|---|
US (1) | US8289945B2 (zh) |
TW (1) | TWI369879B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108770056B (zh) * | 2018-05-31 | 2020-12-04 | 成都精位科技有限公司 | 超宽带同步信号修正方法、装置及定位基站 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2600847B1 (fr) * | 1986-06-25 | 1988-10-21 | Sfim | Dispositif generateur de signaux a frequence variable programmable |
US6603818B1 (en) * | 1999-09-23 | 2003-08-05 | Lockheed Martin Energy Research Corporation | Pulse transmission transceiver architecture for low power communications |
US6370500B1 (en) * | 1999-09-30 | 2002-04-09 | Motorola, Inc. | Method and apparatus for non-speech activity reduction of a low bit rate digital voice message |
US7170342B2 (en) * | 2002-12-10 | 2007-01-30 | Ntt Docomo, Inc. | Linear power amplification method and linear power amplifier |
-
2007
- 2007-06-06 TW TW096120391A patent/TWI369879B/zh not_active IP Right Cessation
-
2008
- 2008-06-05 US US12/133,853 patent/US8289945B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20080307023A1 (en) | 2008-12-11 |
TW200849914A (en) | 2008-12-16 |
US8289945B2 (en) | 2012-10-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |