FR2261663A1 - Counter unit comprising Johnson counter using register - has register feedback loop including inverter - Google Patents
Counter unit comprising Johnson counter using register - has register feedback loop including inverterInfo
- Publication number
- FR2261663A1 FR2261663A1 FR7504538A FR7504538A FR2261663A1 FR 2261663 A1 FR2261663 A1 FR 2261663A1 FR 7504538 A FR7504538 A FR 7504538A FR 7504538 A FR7504538 A FR 7504538A FR 2261663 A1 FR2261663 A1 FR 2261663A1
- Authority
- FR
- France
- Prior art keywords
- register
- counter
- feedback loop
- loop including
- selector switch
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/08—Output circuits
- H03K21/14—Output circuits with series read-out of number stored
Landscapes
- Pulse Circuits (AREA)
Abstract
The register (11) which pref. has five stages, each of which can adopt the logic state 'O' or 'I' has its output (32) connected via an inverter (30) and a selector switch (S1) to the data input (22). The selector switch (S1) allows the data input (22) to be supplied from the feedback loop or from an external terminal (13). A second selector switch (S2) allows the clock pulse input (23) for the register (11) to be connected to a count input terminal (14) such that the register acts as a Johnson counter, or to a further terminal (16) to which erase pulses are supplied. With the register (11) connected as a Johnson counter the count indication is sequentially transmitted to the register output terminal (19).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742406924 DE2406924A1 (en) | 1974-02-14 | 1974-02-14 | Sound broadcast receiver - has numerical frequency display operated by periodic counting of input frequency by electronic counter |
| DE2432886A DE2432886A1 (en) | 1974-07-09 | 1974-07-09 | Counter unit comprising Johnson counter using register - has register feedback loop including inverter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2261663A1 true FR2261663A1 (en) | 1975-09-12 |
| FR2261663B3 FR2261663B3 (en) | 1977-10-28 |
Family
ID=25766624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7504538A Granted FR2261663A1 (en) | 1974-02-14 | 1975-02-13 | Counter unit comprising Johnson counter using register - has register feedback loop including inverter |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS50119561A (en) |
| FR (1) | FR2261663A1 (en) |
| IT (1) | IT1031424B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4777408A (en) * | 1986-06-23 | 1988-10-11 | Deluca Frederick P | Electronic adornment for simulating natural flickering light |
| EP0345749A3 (en) * | 1988-06-09 | 1991-09-11 | Mitsubishi Denki Kabushiki Kaisha | Digital deviation sensor |
| EP0538805A3 (en) * | 1991-10-25 | 1995-05-10 | Siemens Ag |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0410811A (en) * | 1990-04-27 | 1992-01-16 | Sanyo Electric Co Ltd | Low noise counter and image pickup device provided with the same |
| US8603805B2 (en) | 2005-04-22 | 2013-12-10 | Hyclone Laboratories, Inc. | Gas spargers and related container systems |
| US9376655B2 (en) | 2011-09-29 | 2016-06-28 | Life Technologies Corporation | Filter systems for separating microcarriers from cell culture solutions |
| JP6101698B2 (en) | 2011-09-30 | 2017-03-22 | ライフ テクノロジーズ コーポレイション | Container with film sparger |
| US9079690B1 (en) | 2014-06-26 | 2015-07-14 | Advanced Scientifics, Inc. | Freezer bag, storage system, and method of freezing |
| CN208684945U (en) | 2016-12-01 | 2019-04-02 | 生命科技股份有限公司 | Filter bag assembly and filtration system |
-
1975
- 1975-02-03 IT IT1990875A patent/IT1031424B/en active
- 1975-02-13 FR FR7504538A patent/FR2261663A1/en active Granted
- 1975-02-13 JP JP1840575A patent/JPS50119561A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4777408A (en) * | 1986-06-23 | 1988-10-11 | Deluca Frederick P | Electronic adornment for simulating natural flickering light |
| EP0345749A3 (en) * | 1988-06-09 | 1991-09-11 | Mitsubishi Denki Kabushiki Kaisha | Digital deviation sensor |
| EP0538805A3 (en) * | 1991-10-25 | 1995-05-10 | Siemens Ag |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50119561A (en) | 1975-09-19 |
| FR2261663B3 (en) | 1977-10-28 |
| IT1031424B (en) | 1979-04-30 |
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