JPS5184614A - - Google Patents
Info
- Publication number
- JPS5184614A JPS5184614A JP50147535A JP14753575A JPS5184614A JP S5184614 A JPS5184614 A JP S5184614A JP 50147535 A JP50147535 A JP 50147535A JP 14753575 A JP14753575 A JP 14753575A JP S5184614 A JPS5184614 A JP S5184614A
- Authority
- JP
- Japan
- 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
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/537,743 US4003089A (en) | 1974-12-31 | 1974-12-31 | Electronic channel selecting system for a quad-stereo tape player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5184614A true JPS5184614A (ja) | 1976-07-24 |
Family
ID=24143919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50147535A Pending JPS5184614A (ja) | 1974-12-31 | 1975-12-12 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4003089A (ja) |
| JP (1) | JPS5184614A (ja) |
| CA (1) | CA1061895A (ja) |
| DE (1) | DE2552669A1 (ja) |
| GB (1) | GB1503339A (ja) |
| IT (1) | IT1052841B (ja) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4122306A (en) * | 1975-11-24 | 1978-10-24 | Jacob Friedman | Telephone answering apparatus providing selective message communication |
| US4266254A (en) * | 1977-06-06 | 1981-05-05 | National Semiconductor Corp. | Integrated circuit for recording and playback of such recording |
| US4180838A (en) * | 1978-01-03 | 1979-12-25 | William Fehrenkamp | Method and apparatus for producing programmable selection of music |
| US4536866A (en) * | 1978-11-30 | 1985-08-20 | Videonics Of Hawaii, Inc. | Information retrieval system and apparatus |
| US4337534A (en) * | 1979-04-18 | 1982-06-29 | Discovision Associates | Solid state electro-optical track follower array |
| JPS5737777A (en) * | 1980-08-19 | 1982-03-02 | Victor Co Of Japan Ltd | Reproducing device for rotary information recording medium |
| US4685005A (en) * | 1983-07-18 | 1987-08-04 | International Business Machines Corporation | Two-module-read, read-after-write, bi-directional tape drive |
| US4763209A (en) * | 1985-09-25 | 1988-08-09 | Sam Sung Electronics Co., Ltd. | Autoreverse double deck system |
| JPH04265569A (ja) * | 1991-02-19 | 1992-09-21 | Canon Inc | 音声信号記録装置及び再生装置 |
| US7653776B2 (en) * | 2005-12-14 | 2010-01-26 | Apple Inc. | Method and apparatus for selectively switching IC ports to card slots through the use of three switches per switch group |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL249143A (ja) * | 1959-03-10 | |||
| US3495230A (en) * | 1966-04-04 | 1970-02-10 | Sperry Rand Corp | Plated wire recording head with selective electronic switching to individual tracks |
| US3769465A (en) * | 1969-08-18 | 1973-10-30 | Ibm | Electronic servo in magnetic recording readout |
| US3588375A (en) * | 1970-01-14 | 1971-06-28 | Leach Corp | Multichannel tape recorder with double recording prevention means |
| JPS506340Y1 (ja) * | 1970-05-21 | 1975-02-24 | ||
| US3764754A (en) * | 1972-04-11 | 1973-10-09 | Alps Motorola | Circuit bilaterally employable in cartridge type tape recorder for two channel and four channel operations |
-
1974
- 1974-12-31 US US05/537,743 patent/US4003089A/en not_active Expired - Lifetime
-
1975
- 1975-11-12 GB GB46770/75A patent/GB1503339A/en not_active Expired
- 1975-11-14 CA CA239,693A patent/CA1061895A/en not_active Expired
- 1975-11-24 DE DE19752552669 patent/DE2552669A1/de not_active Withdrawn
- 1975-12-12 JP JP50147535A patent/JPS5184614A/ja active Pending
- 1975-12-15 IT IT52701/75A patent/IT1052841B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| CA1061895A (en) | 1979-09-04 |
| GB1503339A (en) | 1978-03-08 |
| US4003089A (en) | 1977-01-11 |
| IT1052841B (it) | 1981-07-20 |
| DE2552669A1 (de) | 1976-07-08 |