SE448802B - Presentationsstyranordning vid portabla radioapparater - Google Patents
Presentationsstyranordning vid portabla radioapparaterInfo
- Publication number
- SE448802B SE448802B SE8102235A SE8102235A SE448802B SE 448802 B SE448802 B SE 448802B SE 8102235 A SE8102235 A SE 8102235A SE 8102235 A SE8102235 A SE 8102235A SE 448802 B SE448802 B SE 448802B
- Authority
- SE
- Sweden
- Prior art keywords
- presentation
- pulse
- signal
- battery
- radio
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 5
- 230000000977 initiatory effect Effects 0.000 claims description 5
- 230000003213 activating effect Effects 0.000 claims description 3
- 230000004913 activation Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000004321 preservation Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000012163 sequencing technique Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009924 canning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000036651 mood Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000010615 ring circuit Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/02—Indicating arrangements
- H03J1/04—Indicating arrangements with optical indicating means
- H03J1/045—Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like
- H03J1/047—Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like using electronic means, e.g. LED's
Landscapes
- Circuits Of Receivers In General (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/162,761 US4291412A (en) | 1980-06-25 | 1980-06-25 | Portable radio frequency/channel display system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8102235L SE8102235L (sv) | 1981-12-26 |
| SE448802B true SE448802B (sv) | 1987-03-16 |
Family
ID=22587031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8102235A SE448802B (sv) | 1980-06-25 | 1981-04-08 | Presentationsstyranordning vid portabla radioapparater |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4291412A (cs) |
| DE (1) | DE3117128A1 (cs) |
| FR (1) | FR2485833A1 (cs) |
| SE (1) | SE448802B (cs) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3049262C2 (de) * | 1980-12-27 | 1986-08-21 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Absolute Längen- oder Winkelmeßeinrichtung |
| US4896370A (en) * | 1987-03-27 | 1990-01-23 | Teletec Corporation | Control system for microprocessor and software enhanced communications equipment |
| US5164729A (en) * | 1990-10-05 | 1992-11-17 | Cincinnati Microwave, Inc. | Police radar warning receiver with auto-mute function |
| JP3084114B2 (ja) * | 1992-01-06 | 2000-09-04 | パイオニア株式会社 | カーステレオ |
| US20070039027A1 (en) * | 2005-07-22 | 2007-02-15 | Sony Corporation | RF based display control system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3720876A (en) * | 1971-04-28 | 1973-03-13 | Philco Ford Corp | Touch-button actuated electronic latching device with means for ensuring latch operation upon the application of power |
| JPS4841126U (cs) * | 1971-09-17 | 1973-05-25 | ||
| JPS5420091B2 (cs) * | 1972-11-29 | 1979-07-20 | ||
| GB1471223A (en) * | 1973-06-19 | 1977-04-21 | Sony Corp | Indicator arrangements for electronic calculators |
| NL7313982A (nl) * | 1973-10-11 | 1975-04-15 | Philips Nv | Bekrachtigingsschakeling voor een visueel weer- lement. |
| US4074256A (en) * | 1975-08-20 | 1978-02-14 | Citizen Watch Company Limited | Driver circuit for driving electrochromic display device |
-
1980
- 1980-06-25 US US06/162,761 patent/US4291412A/en not_active Expired - Lifetime
-
1981
- 1981-04-08 SE SE8102235A patent/SE448802B/sv not_active IP Right Cessation
- 1981-04-30 DE DE19813117128 patent/DE3117128A1/de active Granted
- 1981-06-11 FR FR8111511A patent/FR2485833A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4291412A (en) | 1981-09-22 |
| SE8102235L (sv) | 1981-12-26 |
| DE3117128C2 (cs) | 1990-08-02 |
| FR2485833A1 (fr) | 1981-12-31 |
| DE3117128A1 (de) | 1982-02-04 |
| FR2485833B1 (cs) | 1985-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
Ref document number: 8102235-2 Format of ref document f/p: F |
|
| NUG | Patent has lapsed |
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