JPS61162139U - - Google Patents
Info
- Publication number
- JPS61162139U JPS61162139U JP1985044890U JP4489085U JPS61162139U JP S61162139 U JPS61162139 U JP S61162139U JP 1985044890 U JP1985044890 U JP 1985044890U JP 4489085 U JP4489085 U JP 4489085U JP S61162139 U JPS61162139 U JP S61162139U
- Authority
- JP
- Japan
- Prior art keywords
- counter
- count value
- output
- conduction
- cutoff
- 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
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/08—Duration or width modulation ; Duty cycle modulation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/02—Digital function generators
- G06F1/025—Digital function generators for functions having two-valued amplitude, e.g. Walsh functions
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K11/00—Transforming types of modulations, e.g. position-modulated pulses into duration-modulated pulses
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Feedback Control In General (AREA)
- Dc-Dc Converters (AREA)
- Pulse Circuits (AREA)
- Manipulation Of Pulses (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985044890U JPH0241953Y2 (US06312121-20011106-C00033.png) | 1985-03-29 | 1985-03-29 | |
| US06/844,478 US4691330A (en) | 1985-03-29 | 1986-03-26 | Duty control circuit for gradually reducing the duty time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985044890U JPH0241953Y2 (US06312121-20011106-C00033.png) | 1985-03-29 | 1985-03-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61162139U true JPS61162139U (US06312121-20011106-C00033.png) | 1986-10-07 |
| JPH0241953Y2 JPH0241953Y2 (US06312121-20011106-C00033.png) | 1990-11-08 |
Family
ID=12704076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985044890U Expired JPH0241953Y2 (US06312121-20011106-C00033.png) | 1985-03-29 | 1985-03-29 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4691330A (US06312121-20011106-C00033.png) |
| JP (1) | JPH0241953Y2 (US06312121-20011106-C00033.png) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5164969A (en) * | 1991-07-12 | 1992-11-17 | Hewlett-Packard Company | Programmable max/min counter for performance analysis of computer systems |
| US5420467A (en) * | 1992-01-31 | 1995-05-30 | International Business Machines Corporation | Programmable delay clock chopper/stretcher with fast recovery |
| JP3333248B2 (ja) * | 1992-11-10 | 2002-10-15 | 株式会社東芝 | デューティ検出回路 |
| US5534733A (en) * | 1993-06-25 | 1996-07-09 | Meg Trans Corp. | Digital dimming and flashing circuit for locomotive ditch lights |
| US5479125A (en) * | 1994-05-25 | 1995-12-26 | Zilog, Inc. | Frequency multiplying clock signal generator |
| JP3696077B2 (ja) * | 2000-11-13 | 2005-09-14 | シャープ株式会社 | 電圧変換回路及びこれを備えた半導体集積回路装置 |
| US8717067B2 (en) * | 2005-02-28 | 2014-05-06 | Agere Systems Llc | Method and apparatus for continuous-averaging counter-based digital frequency lock detector |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4396869A (en) * | 1979-03-05 | 1983-08-02 | Leviton Manufacturing Company, Inc. | Time responsive variable voltage power supply |
| US4408142A (en) * | 1981-05-20 | 1983-10-04 | Wilje Sven O E | Device for the control of the luminous flux from a main beam bulb in a motor vehicle |
-
1985
- 1985-03-29 JP JP1985044890U patent/JPH0241953Y2/ja not_active Expired
-
1986
- 1986-03-26 US US06/844,478 patent/US4691330A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0241953Y2 (US06312121-20011106-C00033.png) | 1990-11-08 |
| US4691330A (en) | 1987-09-01 |
