CH550452A - Verfahren und geraet zur magnetischen aufzeichnung eines hoeherfrequente anteile enthaltenden signales. - Google Patents
Verfahren und geraet zur magnetischen aufzeichnung eines hoeherfrequente anteile enthaltenden signales.Info
- Publication number
- CH550452A CH550452A CH9773A CH9773A CH550452A CH 550452 A CH550452 A CH 550452A CH 9773 A CH9773 A CH 9773A CH 9773 A CH9773 A CH 9773A CH 550452 A CH550452 A CH 550452A
- Authority
- CH
- Switzerland
- Prior art keywords
- equipment
- magnetic recording
- frequency components
- higher frequency
- signal containing
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/921—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by recording or reproducing the baseband signal
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
- H03G11/02—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general by means of diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
- H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
- H03G9/14—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for gain control and tone control
- H03G9/16—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for gain control and tone control incorporating negative feedback
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
- H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
- H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Television Signal Processing For Recording (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP489472A JPS4875011A (de) | 1972-01-08 | 1972-01-08 | |
JP1448172A JPS5316684B2 (de) | 1972-02-11 | 1972-02-11 | |
JP1448372A JPS5316685B2 (de) | 1972-02-11 | 1972-02-11 | |
JP2176272U JPS5323129Y2 (de) | 1972-02-22 | 1972-02-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH550452A true CH550452A (de) | 1974-06-14 |
Family
ID=27454183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH9773A CH550452A (de) | 1972-01-08 | 1973-01-05 | Verfahren und geraet zur magnetischen aufzeichnung eines hoeherfrequente anteile enthaltenden signales. |
Country Status (10)
Country | Link |
---|---|
US (1) | US3873992A (de) |
AU (1) | AU476352B2 (de) |
BE (1) | BE793740A (de) |
CA (1) | CA999373A (de) |
CH (1) | CH550452A (de) |
DE (1) | DE2300524C2 (de) |
FR (1) | FR2167823B1 (de) |
GB (1) | GB1423031A (de) |
IT (1) | IT978025B (de) |
NL (1) | NL177449C (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5327010A (en) * | 1976-08-25 | 1978-03-13 | Sony Corp | Signal tran smitter |
US4263624A (en) * | 1978-12-12 | 1981-04-21 | Dolby Laboratories Licensing Corporation | Analog recording on magnetic media |
US4510536A (en) * | 1982-07-16 | 1985-04-09 | Discovision Associates | Signal conditioning method and apparatus for FM code signal |
US5191300A (en) * | 1992-05-15 | 1993-03-02 | Tutankhamon Electronics, Inc. | Local area network amplifier for twisted pair lines |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2697755A (en) * | 1950-10-31 | 1954-12-21 | Rca Corp | Magnetic record system |
US3111635A (en) * | 1960-05-05 | 1963-11-19 | Fairchild Recording Equipment | Method and apparatus for eliminating overloading in modulating systems having pre-emphasis means |
NL293818A (de) * | 1962-06-07 | |||
US3300590A (en) * | 1963-01-03 | 1967-01-24 | Cronin Daniel | Magnetic tape signal transfer compensation system |
US3218620A (en) * | 1964-11-16 | 1965-11-16 | Minnesota Mining & Mfg | Two track reproducing system with two recorded levels utilizing a variable impedance element |
GB1161002A (en) * | 1966-02-21 | 1969-08-13 | Royal Industries | Improvements in and relating to Hearing Aids |
US3621151A (en) * | 1969-10-15 | 1971-11-16 | Grt Corp | Frequency selective audio limiter |
NL163388C (nl) * | 1971-05-04 | 1980-08-15 | Philips Nv | Ruisonderdrukkingsschakeling. |
-
0
- BE BE793740D patent/BE793740A/xx unknown
-
1973
- 1973-01-03 CA CA160,495A patent/CA999373A/en not_active Expired
- 1973-01-04 AU AU50759/73A patent/AU476352B2/en not_active Expired
- 1973-01-05 NL NLAANVRAGE7300206,A patent/NL177449C/xx not_active IP Right Cessation
- 1973-01-05 IT IT7319053A patent/IT978025B/it active
- 1973-01-05 CH CH9773A patent/CH550452A/de not_active IP Right Cessation
- 1973-01-05 DE DE2300524A patent/DE2300524C2/de not_active Expired
- 1973-01-08 GB GB101773A patent/GB1423031A/en not_active Expired
- 1973-01-08 US US321944A patent/US3873992A/en not_active Expired - Lifetime
- 1973-01-08 FR FR7300520A patent/FR2167823B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2167823B1 (de) | 1977-02-04 |
FR2167823A1 (de) | 1973-08-24 |
GB1423031A (en) | 1976-01-28 |
IT978025B (it) | 1974-09-20 |
NL177449C (nl) | 1985-09-16 |
DE2300524A1 (de) | 1973-08-02 |
NL177449B (nl) | 1985-04-16 |
AU5075973A (en) | 1974-07-04 |
US3873992A (en) | 1975-03-25 |
NL7300206A (de) | 1973-07-10 |
BE793740A (fr) | 1973-05-02 |
AU476352B2 (en) | 1976-09-16 |
DE2300524C2 (de) | 1988-09-29 |
CA999373A (en) | 1976-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |