NL7206006A - - Google Patents
Info
- Publication number
- NL7206006A NL7206006A NL7206006A NL7206006A NL7206006A NL 7206006 A NL7206006 A NL 7206006A NL 7206006 A NL7206006 A NL 7206006A NL 7206006 A NL7206006 A NL 7206006A NL 7206006 A NL7206006 A NL 7206006A
- Authority
- NL
- Netherlands
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
- H03J7/18—Automatic scanning over a band of frequencies
- H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
- H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3063971A JPS5148605B1 (US06174465-20010116-C00003.png) | 1971-05-08 | 1971-05-08 | |
| JP3063671A JPS5148604B1 (US06174465-20010116-C00003.png) | 1971-05-08 | 1971-05-08 | |
| JP3063871A JPS5214922B1 (US06174465-20010116-C00003.png) | 1971-05-08 | 1971-05-08 | |
| JP3064071A JPS5213363B1 (US06174465-20010116-C00003.png) | 1971-05-08 | 1971-05-08 | |
| JP3063771A JPS5213362B1 (US06174465-20010116-C00003.png) | 1971-05-08 | 1971-05-08 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7206006A true NL7206006A (US06174465-20010116-C00003.png) | 1972-11-10 |
| NL166828B NL166828B (nl) | 1981-04-15 |
| NL166828C NL166828C (nl) | 1981-09-15 |
Family
ID=27521251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7206006.A NL166828C (nl) | 1971-05-08 | 1972-05-04 | Automatische kanaalkies-inrichting. |
Country Status (6)
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7306381A (US06174465-20010116-C00003.png) * | 1973-05-08 | 1974-11-12 | ||
| DE2330739C2 (de) * | 1973-06-16 | 1982-03-04 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Bedienungseinrichtung für ein Fernsehempfangsgerät |
| US3978411A (en) * | 1973-11-30 | 1976-08-31 | Matsushita Electric Industrial Co., Ltd. | Sweep output generator having a frequency modulated local oscillator for the station selector of a television receiver |
| US3931579A (en) * | 1974-04-01 | 1976-01-06 | Zenith Radio Corporation | Digital signal seeking tuning system |
| US3961263A (en) * | 1974-06-03 | 1976-06-01 | Rca Corporation | Bandstart detector system for a television tuning system |
| US3980959A (en) * | 1974-06-03 | 1976-09-14 | Rca Corporation | Tuner bandswitching system for a television tuning system |
| US3958180A (en) * | 1974-06-03 | 1976-05-18 | Rca Corporation | Varactor tuner frequency controller |
| US4020419A (en) * | 1974-06-05 | 1977-04-26 | The Magnavox Company | Electronic system for automatically tuning to a selected television channel |
| US3956702A (en) * | 1974-07-01 | 1976-05-11 | Zenith Radio Corporation | Band decoder for all-channel digital tuning system |
| US3980958A (en) * | 1974-07-29 | 1976-09-14 | Zenith Radio Corporation | Signal seeking tuning system with illegal channel detection means |
| US3971991A (en) * | 1974-09-04 | 1976-07-27 | Zenith Radio Corporation | Television tuning system with varactor malfunction detection |
| US3943449A (en) * | 1974-09-09 | 1976-03-09 | Zenith Radio Corporation | Multi-speed ramp for a varactor tuning system |
| US3968444A (en) * | 1974-11-11 | 1976-07-06 | Texas Instruments Incorporated | Skip band tuner |
| DE2558416C2 (de) * | 1974-12-24 | 1985-05-23 | Fujitsu Ten Ltd., Kobe, Hyogo | Rundfunkempfänger |
| IT1073074B (it) * | 1975-11-14 | 1985-04-13 | Rca Corp | Sintetizzatore di frequenze televisive,per portanti di frequenza non standardizzata |
| DE2660248C2 (de) * | 1975-11-14 | 1982-06-24 | RCA Corp., 10020 New York, N.Y. | Abstimmeinrichtung für Fernsehempfänger |
| JPS5826693B2 (ja) * | 1975-11-22 | 1983-06-04 | ソニー株式会社 | センキヨクソウチ |
| IT1064110B (it) * | 1976-03-09 | 1985-02-18 | Voxson Spa | Sistema di sintonia elettronica con memorizzazione digitale delle stazioni radio emittenti |
| JPS5944805B2 (ja) * | 1977-08-26 | 1984-11-01 | 株式会社日立製作所 | 自動選局装置 |
| JP4690019B2 (ja) * | 2004-11-18 | 2011-06-01 | リーダー電子株式会社 | チャンネル検出装置およびこれを備えたチューナ検査装置 |
| KR100765319B1 (ko) * | 2005-09-13 | 2007-10-09 | 삼성전자주식회사 | 방송 시스템의 채널 탐색 방법 및 그 장치 |
| TWI277278B (en) * | 2005-09-23 | 2007-03-21 | Delta Electronics Inc | High-voltage detecting circuit for saving power in standby mode |
| CN112633022B (zh) * | 2020-12-04 | 2023-06-27 | 北京信息科技大学 | 一种射频标签安检机 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3611152A (en) * | 1967-07-25 | 1971-10-05 | Matsushita Electric Ind Co Ltd | Stabilized automatic tuning receiver |
-
1972
- 1972-05-04 NL NL7206006.A patent/NL166828C/xx not_active IP Right Cessation
- 1972-05-05 GB GB2116872A patent/GB1395768A/en not_active Expired
- 1972-05-05 CA CA141,399A patent/CA990813A/en not_active Expired
- 1972-05-08 DE DE2222523A patent/DE2222523C3/de not_active Expired
- 1972-05-08 FR FR7216395A patent/FR2137633B1/fr not_active Expired
- 1972-05-08 US US00251269A patent/US3818353A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2222523A1 (de) | 1973-01-25 |
| FR2137633A1 (US06174465-20010116-C00003.png) | 1972-12-29 |
| CA990813A (en) | 1976-06-08 |
| US3818353A (en) | 1974-06-18 |
| FR2137633B1 (US06174465-20010116-C00003.png) | 1976-08-06 |
| AU4198672A (en) | 1973-11-08 |
| NL166828B (nl) | 1981-04-15 |
| GB1395768A (en) | 1975-05-29 |
| DE2222523B2 (US06174465-20010116-C00003.png) | 1973-10-11 |
| NL166828C (nl) | 1981-09-15 |
| DE2222523C3 (de) | 1974-05-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| V4 | Discontinued because of reaching the maximum lifetime of a patent |