TW264589B - Switching circuit of BS converter capable of assuring a high sensitivity - Google Patents
Switching circuit of BS converter capable of assuring a high sensitivityInfo
- Publication number
- TW264589B TW264589B TW084105743A TW84105743A TW264589B TW 264589 B TW264589 B TW 264589B TW 084105743 A TW084105743 A TW 084105743A TW 84105743 A TW84105743 A TW 84105743A TW 264589 B TW264589 B TW 264589B
- Authority
- TW
- Taiwan
- Prior art keywords
- band
- pulse signal
- circuit
- signal
- assuring
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
- H03K9/06—Demodulating pulses which have been modulated with a continuously-variable signal of frequency- or rate-modulated pulses
-
- 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
- H03J5/24—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
- G01R23/15—Indicating that frequency of pulses is either above or below a predetermined value or within or outside a predetermined range of values, by making use of non-linear or digital elements (indicating that pulse width is above or below a certain limit)
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Superheterodyne Receivers (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7099285A JP2988844B2 (ja) | 1995-04-25 | 1995-04-25 | 衛星放送用コンバータのスイッチング回路 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW264589B true TW264589B (en) | 1995-12-01 |
Family
ID=14243387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW084105743A TW264589B (en) | 1995-04-25 | 1995-06-07 | Switching circuit of BS converter capable of assuring a high sensitivity |
Country Status (6)
Country | Link |
---|---|
US (1) | US5649311A (zh) |
EP (1) | EP0740415B1 (zh) |
JP (1) | JP2988844B2 (zh) |
KR (1) | KR0156306B1 (zh) |
DE (1) | DE69522205T2 (zh) |
TW (1) | TW264589B (zh) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI98106C (fi) * | 1994-11-25 | 1997-04-10 | Nokia Mobile Phones Ltd | Matkapuhelin ja matkapuhelimen liitäntäjärjestely |
US6434374B1 (en) * | 1996-03-29 | 2002-08-13 | Thomson Licensing S.A. | Apparatus for controlling the conversion gain of a down converter |
JP3414604B2 (ja) * | 1996-12-27 | 2003-06-09 | シャープ株式会社 | 2出力低雑音ダウンコンバータ回路 |
FR2764760B1 (fr) * | 1997-06-17 | 2001-07-06 | Thomson Multimedia Sa | Protocole de commande de circuits utilises pour la reception de signaux hyperfrequence et dispositif mettant en oeuvre le protocole |
US7463863B1 (en) * | 1997-08-08 | 2008-12-09 | Agere Systems, Inc. | Wireless terminal adapted for detachably connecting with a radio |
US7082294B2 (en) * | 2000-06-26 | 2006-07-25 | Thomson Licensing | Self-adaptive frequency band-pass filtering device in microwave signal transceiver |
JP2003124832A (ja) * | 2001-07-26 | 2003-04-25 | Sharp Corp | 衛星放送受信用コンバータ及び衛星放送受信システム |
JP2003046357A (ja) | 2001-07-26 | 2003-02-14 | Sharp Corp | 高インピーダンス回路 |
US6816203B2 (en) * | 2001-08-28 | 2004-11-09 | Thomson Licensing S.A. | Method and apparatus for isolating noise from a tuner in a television signal receiver |
JP3898187B2 (ja) * | 2004-01-28 | 2007-03-28 | Necエレクトロニクス株式会社 | 衛星放送用コンバータのスイッチ回路 |
JP3863538B2 (ja) | 2004-06-01 | 2006-12-27 | Necエレクトロニクス株式会社 | 衛星放送用コンバータのスイッチ回路 |
JP3942608B2 (ja) | 2004-07-07 | 2007-07-11 | Necエレクトロニクス株式会社 | 衛星放送用コンバータのスイッチ回路 |
US7535262B2 (en) * | 2004-10-19 | 2009-05-19 | International Rectifier Corporation | High voltage level shifting by capacitive coupling |
US20100053836A1 (en) | 2007-03-26 | 2010-03-04 | Lincheng Xiu | Two stage surge protection for single wire multi switch transceiver |
DE202009002812U1 (de) | 2009-02-27 | 2009-05-20 | Beck, Martin | Empfangsfrequenzumsetzer mit Anzeigevorrichtung |
JP4980485B1 (ja) | 2011-01-24 | 2012-07-18 | シャープ株式会社 | 半導体集積回路 |
JP2013070339A (ja) | 2011-09-26 | 2013-04-18 | Sharp Corp | 低雑音コンバータ |
JP7155042B2 (ja) * | 2019-02-22 | 2022-10-18 | ホシデン株式会社 | センサ制御装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2350514A1 (de) * | 1973-10-09 | 1975-04-30 | Endress Hauser Gmbh Co | Schaltungsanordnung zur anzeige von frequenzaenderungen einer wechselspannung |
US4538175A (en) * | 1980-07-11 | 1985-08-27 | Microdyne Corporation | Receive only earth satellite ground station |
JPS5861547U (ja) * | 1981-10-19 | 1983-04-25 | デイエツクスアンテナ株式会社 | 衛星放送受信機 |
US4554552A (en) * | 1981-12-21 | 1985-11-19 | Gamma-F Corporation | Antenna feed system with closely coupled amplifier |
JPS60149227A (ja) * | 1984-01-13 | 1985-08-06 | Sony Corp | Shf受信機 |
IT1223039B (it) * | 1987-11-02 | 1990-09-12 | Brionvega Spa | Procedimento e apparecchiatura per l'invio di segnali di comando ad attuatori negli impianti di ricezione televisivi da satellite |
DE3808280A1 (de) * | 1988-03-12 | 1989-09-21 | Philips Patentverwaltung | Einrichtung zum unterscheiden zwischen einer ersten und einer zweiten frequenz von signalen |
KR910003234B1 (ko) * | 1988-05-18 | 1991-05-24 | 삼성전자 주식회사 | 위성방송 수신용 저잡음 블럭 변환기 |
GB8820097D0 (en) * | 1988-08-24 | 1988-09-28 | Racal Mesl Ltd | Radio signal polarising arrangements |
JPH0486027A (ja) * | 1990-07-27 | 1992-03-18 | Maspro Denkoh Corp | 衛星受信システム |
DE4025241A1 (de) * | 1990-08-09 | 1992-02-13 | Thomson Brandt Gmbh | Mikrowellen-empfangsanlage |
JP2552030B2 (ja) * | 1990-09-27 | 1996-11-06 | マスプロ電工株式会社 | 衛星信号受信装置 |
-
1995
- 1995-04-25 JP JP7099285A patent/JP2988844B2/ja not_active Expired - Fee Related
- 1995-06-05 US US08/464,560 patent/US5649311A/en not_active Expired - Lifetime
- 1995-06-07 TW TW084105743A patent/TW264589B/zh not_active IP Right Cessation
- 1995-06-15 DE DE69522205T patent/DE69522205T2/de not_active Expired - Lifetime
- 1995-06-15 EP EP95304137A patent/EP0740415B1/en not_active Expired - Lifetime
- 1995-06-29 KR KR1019950018153A patent/KR0156306B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0740415B1 (en) | 2001-08-16 |
JP2988844B2 (ja) | 1999-12-13 |
US5649311A (en) | 1997-07-15 |
JPH08293812A (ja) | 1996-11-05 |
EP0740415A1 (en) | 1996-10-30 |
KR0156306B1 (ko) | 1998-12-15 |
KR950035084A (ko) | 1995-12-30 |
DE69522205T2 (de) | 2002-05-08 |
DE69522205D1 (de) | 2001-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |