JPH0629746A - 周波数トラッキング装置 - Google Patents
周波数トラッキング装置Info
- Publication number
- JPH0629746A JPH0629746A JP8112092A JP8112092A JPH0629746A JP H0629746 A JPH0629746 A JP H0629746A JP 8112092 A JP8112092 A JP 8112092A JP 8112092 A JP8112092 A JP 8112092A JP H0629746 A JPH0629746 A JP H0629746A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- output
- frequency
- amplitude
- input
- 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.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 230000008859 change Effects 0.000 claims abstract description 10
- 238000001914 filtration Methods 0.000 claims description 14
- 230000006870 function Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 230000007423 decrease Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 8
- 238000012546 transfer Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000013139 quantization Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Circuits Of Receivers In General (AREA)
- Superheterodyne Receivers (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB919107147A GB9107147D0 (en) | 1991-04-05 | 1991-04-05 | Frequency tracking arrangement,corresponding method of frequency tracking and a radio receiver embodying such a method |
| GB9107147.2 | 1991-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0629746A true JPH0629746A (ja) | 1994-02-04 |
Family
ID=10692681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8112092A Pending JPH0629746A (ja) | 1991-04-05 | 1992-04-02 | 周波数トラッキング装置 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0507401A3 (enExample) |
| JP (1) | JPH0629746A (enExample) |
| GB (1) | GB9107147D0 (enExample) |
| TW (1) | TW226504B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1124918C (zh) * | 1997-12-22 | 2003-10-22 | 希尔蒂股份公司 | 工具 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW294867B (enExample) * | 1994-12-23 | 1997-01-01 | Qualcomm Inc | |
| JP3598938B2 (ja) * | 2000-04-19 | 2004-12-08 | 日本電気株式会社 | 携帯無線システム及びそれに用いる携帯無線装置並びにそれらに用いる周波数誤差推定方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3629716A (en) * | 1969-03-24 | 1971-12-21 | Infinite Q Corp | Method and apparatus of infinite q detection |
| DE3328555A1 (de) * | 1983-08-08 | 1985-02-28 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Empfaengerschaltung |
-
1991
- 1991-04-05 GB GB919107147A patent/GB9107147D0/en active Pending
-
1992
- 1992-03-03 TW TW81101627A patent/TW226504B/zh active
- 1992-03-30 EP EP19920200901 patent/EP0507401A3/en not_active Withdrawn
- 1992-04-02 JP JP8112092A patent/JPH0629746A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1124918C (zh) * | 1997-12-22 | 2003-10-22 | 希尔蒂股份公司 | 工具 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0507401A2 (en) | 1992-10-07 |
| TW226504B (enExample) | 1994-07-11 |
| GB9107147D0 (en) | 1991-05-22 |
| EP0507401A3 (en) | 1993-03-17 |
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