SG83712A1 - Tuning apparatus - Google Patents
Tuning apparatusInfo
- Publication number
- SG83712A1 SG83712A1 SG9901669A SG1999001669A SG83712A1 SG 83712 A1 SG83712 A1 SG 83712A1 SG 9901669 A SG9901669 A SG 9901669A SG 1999001669 A SG1999001669 A SG 1999001669A SG 83712 A1 SG83712 A1 SG 83712A1
- Authority
- SG
- Singapore
- Prior art keywords
- tuning apparatus
- tuning
- Prior art date
Links
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
- 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
- H03J7/06—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 using counters or frequency dividers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
- H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
- H03J5/0281—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Superheterodyne Receivers (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9808615A GB2336731A (en) | 1998-04-22 | 1998-04-22 | A video tuner in which data representing a PLL division is used to control other circuit parameters |
Publications (1)
Publication Number | Publication Date |
---|---|
SG83712A1 true SG83712A1 (en) | 2001-10-16 |
Family
ID=10830811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG9901669A SG83712A1 (en) | 1998-04-22 | 1999-04-14 | Tuning apparatus |
Country Status (11)
Country | Link |
---|---|
US (1) | US6724440B1 (de) |
EP (1) | EP0952667B1 (de) |
JP (1) | JPH11330914A (de) |
KR (1) | KR100592905B1 (de) |
CN (1) | CN1128543C (de) |
DE (1) | DE69914010T2 (de) |
GB (1) | GB2336731A (de) |
ID (1) | ID23323A (de) |
MY (1) | MY122344A (de) |
SG (1) | SG83712A1 (de) |
ZA (1) | ZA992690B (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003516048A (ja) * | 1999-12-01 | 2003-05-07 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | チューナアラインメント |
DE60037722T2 (de) * | 2000-05-17 | 2009-01-15 | Sony Deutschland Gmbh | AM Empfänger |
MXPA02012130A (es) * | 2000-06-09 | 2003-04-25 | Thomson Licensing Sa | Aparato para proporcionar parametros de sintonizador en un receptor de television. |
US7979884B1 (en) * | 2001-09-26 | 2011-07-12 | Cisco Technology, Inc. | Methods and apparatus for allowing component interchangeability |
GB0128553D0 (en) * | 2001-11-29 | 2002-01-23 | Zarlink Semiconductor Ltd | Tuner arrangement and set top box |
DE60323119D1 (de) * | 2002-10-07 | 2008-10-02 | Koninkl Philips Electronics Nv | Fernsehsystem mit gesteuerter abstimmung |
US7262815B2 (en) * | 2003-06-22 | 2007-08-28 | Realtek Semiconductor Corp. | Harmonic mixer based television tuner and method of processing a received RF signal |
US7180553B2 (en) * | 2003-06-22 | 2007-02-20 | Realtek Semiconductor Corp. | Dual mode television tuner capable of processing both digital and satellite television signals and method thereof |
US7120413B2 (en) * | 2003-06-22 | 2006-10-10 | Realtek Semiconductor Corp. | Television tuner and method of processing a received RF signal |
JP3922235B2 (ja) * | 2003-10-14 | 2007-05-30 | 松下電器産業株式会社 | 高周波受信装置とそれに用いる集積回路 |
TWI227638B (en) * | 2003-10-29 | 2005-02-01 | Delta Electronics Inc | Method for searching television channel |
US7202916B2 (en) * | 2003-12-15 | 2007-04-10 | Realtek Semiconductor Corp. | Television tuner and method of processing a received RF signal |
US7512391B2 (en) * | 2005-05-24 | 2009-03-31 | Freescale Semiconductor, Inc. | Self-aligning resonator filter circuit and wideband tuner circuit incorporating same |
CN101253683B (zh) * | 2005-09-02 | 2010-12-01 | Nxp股份有限公司 | 具有增益可控级的接收器 |
JP2007300300A (ja) | 2006-04-28 | 2007-11-15 | Alps Electric Co Ltd | テレビジョンチューナ用集積回路及びテレビジョンチューナ |
JP2008199481A (ja) * | 2007-02-15 | 2008-08-28 | Funai Electric Co Ltd | デジタル放送受信装置 |
TW200919948A (en) * | 2007-10-18 | 2009-05-01 | Rafael Microelectronics Inc | Tuner with power management means |
JP2010011376A (ja) * | 2008-06-30 | 2010-01-14 | Kddi Corp | 既存サービス帯域以外の複数の帯域を用いる受信機、プログラム及び方法 |
US8384378B2 (en) * | 2009-02-27 | 2013-02-26 | Kimberly-Clark Worldwide, Inc. | Conductivity sensor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4661995A (en) * | 1985-02-21 | 1987-04-28 | Anritsu Electric Co., Limited | Multi-superheterodyne receiver |
US4901036A (en) * | 1989-06-29 | 1990-02-13 | Motorola, Inc. | Frequency synthesizer with an interface controller and buffer memory |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5732123A (en) * | 1980-08-05 | 1982-02-20 | Toshiba Corp | Channel selector |
US4870699A (en) * | 1986-03-26 | 1989-09-26 | General Electric Company | Method and apparatus for controlling the frequency of operation and at least one further variable operating parameter of a radio communications device |
SG44534A1 (en) * | 1989-08-02 | 1997-12-19 | Motorola Inc | Synthesized selective call receiver having variable characteristics |
US5552838A (en) * | 1993-12-24 | 1996-09-03 | Kabushiki Kaisha Toshiba | Apparatus for tuning offset signals by controlling a tuner based on a difference in frequency of signals tuned by that tuner |
US6177964B1 (en) * | 1997-08-01 | 2001-01-23 | Microtune, Inc. | Broadband integrated television tuner |
US5937338A (en) * | 1996-03-05 | 1999-08-10 | General Research Of Electronics, Inc. | Scanning radio receiver |
-
1998
- 1998-04-22 GB GB9808615A patent/GB2336731A/en not_active Withdrawn
-
1999
- 1999-04-13 KR KR1019990012896A patent/KR100592905B1/ko not_active IP Right Cessation
- 1999-04-13 JP JP11105430A patent/JPH11330914A/ja active Pending
- 1999-04-13 ZA ZA9902690A patent/ZA992690B/xx unknown
- 1999-04-14 SG SG9901669A patent/SG83712A1/en unknown
- 1999-04-19 DE DE69914010T patent/DE69914010T2/de not_active Expired - Lifetime
- 1999-04-19 EP EP99400940A patent/EP0952667B1/de not_active Expired - Lifetime
- 1999-04-19 US US09/294,157 patent/US6724440B1/en not_active Expired - Lifetime
- 1999-04-20 MY MYPI99001539A patent/MY122344A/en unknown
- 1999-04-21 CN CN99105147A patent/CN1128543C/zh not_active Expired - Lifetime
- 1999-04-22 ID IDP990373A patent/ID23323A/id unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4661995A (en) * | 1985-02-21 | 1987-04-28 | Anritsu Electric Co., Limited | Multi-superheterodyne receiver |
US4901036A (en) * | 1989-06-29 | 1990-02-13 | Motorola, Inc. | Frequency synthesizer with an interface controller and buffer memory |
Non-Patent Citations (1)
Title |
---|
Scheckel and Krieger: "1.3 GHz Phase-Locked Loop with IIC Bus", Siemens Forschings-und Entwicklungsberichte, vol. 15, No. 2, 1986, pp. 73-77, XP002108453, Springer Verlag. Berlin., DE ISSN:0370-9736 * |
Also Published As
Publication number | Publication date |
---|---|
MY122344A (en) | 2006-04-29 |
JPH11330914A (ja) | 1999-11-30 |
EP0952667A1 (de) | 1999-10-27 |
ID23323A (id) | 2000-04-05 |
DE69914010D1 (de) | 2004-02-12 |
KR19990083147A (ko) | 1999-11-25 |
GB9808615D0 (en) | 1998-06-24 |
CN1128543C (zh) | 2003-11-19 |
ZA992690B (en) | 1999-10-15 |
US6724440B1 (en) | 2004-04-20 |
DE69914010T2 (de) | 2004-07-22 |
KR100592905B1 (ko) | 2006-06-23 |
CN1244083A (zh) | 2000-02-09 |
EP0952667B1 (de) | 2004-01-07 |
GB2336731A (en) | 1999-10-27 |
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