USB262287I5 - - Google Patents
Info
- Publication number
- USB262287I5 USB262287I5 US26228772A USB262287I5 US B262287 I5 USB262287 I5 US B262287I5 US 26228772 A US26228772 A US 26228772A US B262287 I5 USB262287 I5 US B262287I5
- Authority
- US
- United States
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/04—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM]
-
- 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
- H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
-
- 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
- H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
- H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
- H04N5/9262—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction using predictive coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4429771 | 1971-06-18 | ||
JP4431871 | 1971-06-18 | ||
JP46099745A JPS4864913A (de) | 1971-12-08 | 1971-12-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
USB262287I5 true USB262287I5 (de) | 1975-01-28 |
US3921209A US3921209A (en) | 1975-11-18 |
Family
ID=27291849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US262287A Expired - Lifetime US3921209A (en) | 1971-06-18 | 1972-06-13 | Digital recording and reproducing system employing ' pcm |
Country Status (6)
Country | Link |
---|---|
US (1) | US3921209A (de) |
CA (1) | CA1001754A (de) |
DE (1) | DE2229049C3 (de) |
FR (1) | FR2142038B1 (de) |
GB (1) | GB1391686A (de) |
NL (1) | NL7208178A (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0204578A2 (de) * | 1985-06-06 | 1986-12-10 | Picotrin Technology, Inc. | Verzögerungsverfahren für ein Informationssignal |
US5068898A (en) * | 1989-12-26 | 1991-11-26 | Motorola, Inc. | Voice messaging method for selective call receivers |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4048658A (en) * | 1974-01-22 | 1977-09-13 | Tdk Electronics Co., Ltd. | Video recording and reproducing system using hadamard matrixing |
USRE30482E (en) * | 1976-06-14 | 1981-01-13 | Lase Industries, Inc. | Pulse code modulated digital audio system |
JPS5328409A (en) * | 1976-08-27 | 1978-03-16 | Mitsubishi Electric Corp | Pcm recorder/repeoducer |
DE2748453C2 (de) * | 1976-10-29 | 1983-08-25 | Ampex Corp., 94063 Redwood City, Calif. | Anordnung für eine gleichzeitige Aufzeichnung einer Vielzahl von digitalen Signalkomponenten eines analogen Video-Informationssignals |
US4145704A (en) * | 1977-01-28 | 1979-03-20 | Ampex Corporation | Television subcarrier phase correction for color field sequencing |
DE2658574C3 (de) * | 1976-12-23 | 1982-10-07 | Agfa-Gevaert Ag, 5090 Leverkusen | Verfahren zur Aufzeichnung und Wiedergabe von Videosignalen auf Magnetband |
GB1599156A (en) * | 1976-12-24 | 1981-09-30 | Indep Broadcasting Authority | Recording digital signals |
US4130739A (en) * | 1977-06-09 | 1978-12-19 | International Business Machines Corporation | Circuitry for compression of silence in dictation speech recording |
NL7905962A (nl) * | 1978-08-04 | 1980-02-06 | Hitachi Ltd | Digitaal video-opbergstelsel. |
JPS5570907A (en) * | 1978-11-18 | 1980-05-28 | Olympus Optical Co Ltd | Correction system for time axis |
US4333160A (en) * | 1978-11-20 | 1982-06-01 | Victor Company Of Japan, Ltd. | Memory control system |
JPS5651174A (en) * | 1979-10-04 | 1981-05-08 | Sony Corp | Reproducing device of video signal |
CA1159949A (en) * | 1980-04-18 | 1984-01-03 | Yoshitaka Hashimoto | Digital video data recording apparatus |
FR2527818A1 (fr) * | 1982-05-25 | 1983-12-02 | Thomson Brandt | Procede, de type numerique, d'enregistrement de signaux sonores sur un support magnetique a plusieurs pistes |
US5172363A (en) * | 1989-04-13 | 1992-12-15 | Philip Greenspun | Method and apparatus for automatic recording of marker during information recording |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3311904A (en) * | 1963-08-22 | 1967-03-28 | Sperry Rand Corp | Conversion of pulse phase signals to nrz signals |
US3319013A (en) * | 1962-10-22 | 1967-05-09 | Bell & Howell Co | Apparatus for recording high frequency signals on magnetic tape |
US3388375A (en) * | 1965-10-26 | 1968-06-11 | Schlumberger Technology Corp | Magnetic tape recording methods and apparatus for well logging |
US3435135A (en) * | 1965-10-25 | 1969-03-25 | Matsushita Electric Ind Co Ltd | Magnetic recording and reproducing device for television signals using pulse modulation |
US3449757A (en) * | 1966-03-07 | 1969-06-10 | Hughes Aircraft Co | Magnetic recording of a variable slope pulse modulated signal |
US3573744A (en) * | 1968-11-01 | 1971-04-06 | Bell Telephone Labor Inc | Data buffer system for transferring information from a first to a second storage medium |
US3588836A (en) * | 1967-11-24 | 1971-06-28 | Gen Dynamics Corp | Magnetic recording |
US3596253A (en) * | 1969-04-08 | 1971-07-27 | Dsi Systems Inc | Two-stage retrieval microfilm reader |
US3641503A (en) * | 1970-04-24 | 1972-02-08 | Eastman Kodak Co | Apparatus for sensing and counting images disposed on information bearing media having an added counting capability |
US3700320A (en) * | 1970-09-03 | 1972-10-24 | Eastman Kodak Co | Automatic searching system |
-
1972
- 1972-06-13 US US262287A patent/US3921209A/en not_active Expired - Lifetime
- 1972-06-14 DE DE2229049A patent/DE2229049C3/de not_active Expired
- 1972-06-15 NL NL7208178A patent/NL7208178A/xx unknown
- 1972-06-15 GB GB2811072A patent/GB1391686A/en not_active Expired
- 1972-06-16 FR FR7221863A patent/FR2142038B1/fr not_active Expired
- 1972-06-16 CA CA144,938A patent/CA1001754A/en not_active Expired
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3319013A (en) * | 1962-10-22 | 1967-05-09 | Bell & Howell Co | Apparatus for recording high frequency signals on magnetic tape |
US3311904A (en) * | 1963-08-22 | 1967-03-28 | Sperry Rand Corp | Conversion of pulse phase signals to nrz signals |
US3435135A (en) * | 1965-10-25 | 1969-03-25 | Matsushita Electric Ind Co Ltd | Magnetic recording and reproducing device for television signals using pulse modulation |
US3388375A (en) * | 1965-10-26 | 1968-06-11 | Schlumberger Technology Corp | Magnetic tape recording methods and apparatus for well logging |
US3449757A (en) * | 1966-03-07 | 1969-06-10 | Hughes Aircraft Co | Magnetic recording of a variable slope pulse modulated signal |
US3588836A (en) * | 1967-11-24 | 1971-06-28 | Gen Dynamics Corp | Magnetic recording |
US3573744A (en) * | 1968-11-01 | 1971-04-06 | Bell Telephone Labor Inc | Data buffer system for transferring information from a first to a second storage medium |
US3596253A (en) * | 1969-04-08 | 1971-07-27 | Dsi Systems Inc | Two-stage retrieval microfilm reader |
US3641503A (en) * | 1970-04-24 | 1972-02-08 | Eastman Kodak Co | Apparatus for sensing and counting images disposed on information bearing media having an added counting capability |
US3700320A (en) * | 1970-09-03 | 1972-10-24 | Eastman Kodak Co | Automatic searching system |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0204578A2 (de) * | 1985-06-06 | 1986-12-10 | Picotrin Technology, Inc. | Verzögerungsverfahren für ein Informationssignal |
EP0204578A3 (en) * | 1985-06-06 | 1987-01-28 | Picotrin Technology, Inc. | An information signal delay system |
EP0457373A2 (de) * | 1985-06-06 | 1991-11-21 | Picotrin Technology, Inc. | Verzögerungsverfahren für ein Informationssignal |
EP0457373A3 (en) * | 1985-06-06 | 1992-01-29 | Picotrin Technology, Inc. | An information signal delay system |
US5068898A (en) * | 1989-12-26 | 1991-11-26 | Motorola, Inc. | Voice messaging method for selective call receivers |
Also Published As
Publication number | Publication date |
---|---|
CA1001754A (en) | 1976-12-14 |
DE2229049C3 (de) | 1975-09-04 |
GB1391686A (en) | 1975-04-23 |
US3921209A (en) | 1975-11-18 |
FR2142038B1 (de) | 1977-12-23 |
NL7208178A (de) | 1972-12-20 |
FR2142038A1 (de) | 1973-01-26 |
DE2229049B2 (de) | 1975-01-23 |
DE2229049A1 (de) | 1972-12-21 |