CA970837A - Memory circuit - Google Patents
Memory circuitInfo
- Publication number
- CA970837A CA970837A CA150,461A CA150461A CA970837A CA 970837 A CA970837 A CA 970837A CA 150461 A CA150461 A CA 150461A CA 970837 A CA970837 A CA 970837A
- Authority
- CA
- Canada
- Prior art keywords
- memory circuit
- memory
- circuit
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- 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
- H03J5/0218—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values
-
- 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
- H03J5/0218—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values
- H03J5/0227—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values using a counter
-
- 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
- H03J5/0218—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values
- H03J5/0236—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values with possibility to skip over certain counter positions, i.e. channel skipping, or scanning the counter position with a variable frequency rate
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
- H03K17/9645—Resistive touch switches
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18963771A | 1971-10-15 | 1971-10-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA970837A true CA970837A (en) | 1975-07-08 |
Family
ID=22698156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA150,461A Expired CA970837A (en) | 1971-10-15 | 1972-08-29 | Memory circuit |
Country Status (5)
Country | Link |
---|---|
US (1) | US3746886A (en) |
CA (1) | CA970837A (en) |
DE (1) | DE2247462A1 (en) |
IT (1) | IT972369B (en) |
NL (1) | NL7212838A (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5234162B2 (en) * | 1972-04-27 | 1977-09-01 | ||
JPS5234164B2 (en) * | 1972-05-08 | 1977-09-01 | ||
CH548138A (en) * | 1972-08-04 | 1974-04-11 | Contraves Ag | MULTISTABLE CIRCUIT ARRANGEMENT. |
NL7211592A (en) * | 1972-08-25 | 1974-02-27 | ||
JPS49106701A (en) * | 1973-02-10 | 1974-10-09 | ||
US3859610A (en) * | 1974-02-25 | 1975-01-07 | Gte Sylvania Inc | Signal channel address system |
US3899760A (en) * | 1974-05-17 | 1975-08-12 | Gte Sylvania Inc | Electronic channel address remote control system |
US3953801A (en) * | 1974-06-03 | 1976-04-27 | Zenith Radio Corporation | Receiver digital control system |
GB1513562A (en) * | 1975-02-19 | 1978-06-07 | Fidelity Radio Ltd | Electrical apparatus including a touch-operated control device |
US5943491A (en) * | 1997-10-20 | 1999-08-24 | Sun Microsystems, Inc. | Control circuit of mutual exclusion elements |
JP5118389B2 (en) * | 2007-05-26 | 2013-01-16 | 中村製作所株式会社 | Method for forming recess in workpiece |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2691725A (en) * | 1950-05-12 | 1954-10-12 | James M Gardner | Pretuning and automatic station selecting device |
US3047817A (en) * | 1958-02-24 | 1962-07-31 | Gen Dynamics Corp | Electronic ring circuit distributor including selectable interrupting means and output gates to provide non-overlapping operation |
US3290515A (en) * | 1963-05-28 | 1966-12-06 | Samuel A Procter | Controlled pulse progression circuits with complementary transistors |
US3345569A (en) * | 1964-01-06 | 1967-10-03 | Motorola Inc | Electronic control circuit including counter for selectively actuating one of a plurality of units |
US3503018A (en) * | 1967-12-18 | 1970-03-24 | Electrohome Ltd | Tuning of receivers such as radio or television receivers using trigger devices for selection |
US3528044A (en) * | 1968-06-19 | 1970-09-08 | Standard Kollsman Ind Inc | Touch controlled tv channel selector comprising a plurality of bistable switching circuits |
US3596183A (en) * | 1969-04-18 | 1971-07-27 | Motorola Inc | Multiband tuning control system with programmable electronic switching |
US3602822A (en) * | 1969-05-29 | 1971-08-31 | Rca Corp | Television electronic control circuit for channel selections |
-
1971
- 1971-10-15 US US00189637A patent/US3746886A/en not_active Expired - Lifetime
-
1972
- 1972-08-29 CA CA150,461A patent/CA970837A/en not_active Expired
- 1972-09-22 NL NL7212838A patent/NL7212838A/xx unknown
- 1972-09-27 DE DE19722247462 patent/DE2247462A1/en active Pending
- 1972-10-13 IT IT53354/72A patent/IT972369B/en active
Also Published As
Publication number | Publication date |
---|---|
IT972369B (en) | 1974-05-20 |
US3746886A (en) | 1973-07-17 |
NL7212838A (en) | 1973-04-17 |
DE2247462A1 (en) | 1973-05-24 |
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