JPH01106926U - - Google Patents
Info
- Publication number
- JPH01106926U JPH01106926U JP1987199191U JP19919187U JPH01106926U JP H01106926 U JPH01106926 U JP H01106926U JP 1987199191 U JP1987199191 U JP 1987199191U JP 19919187 U JP19919187 U JP 19919187U JP H01106926 U JPH01106926 U JP H01106926U
- Authority
- JP
- Japan
- Prior art keywords
- operating
- operating section
- section
- power
- power source
- 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
- 230000010365 information processing Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
Classifications
-
- 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
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
- G06F1/3228—Monitoring task completion, e.g. by use of idle timers, stop commands or wait commands
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
- G06F15/0216—Constructional details or arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Computer Hardware Design (AREA)
- Electromagnetism (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Power Sources (AREA)
- Calculators And Similar Devices (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987199191U JPH0441384Y2 (US20020051482A1-20020502-M00020.png) | 1987-12-29 | 1987-12-29 | |
| US07/291,226 US4961008A (en) | 1987-12-29 | 1988-12-28 | Power reduction during power down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987199191U JPH0441384Y2 (US20020051482A1-20020502-M00020.png) | 1987-12-29 | 1987-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01106926U true JPH01106926U (US20020051482A1-20020502-M00020.png) | 1989-07-19 |
| JPH0441384Y2 JPH0441384Y2 (US20020051482A1-20020502-M00020.png) | 1992-09-29 |
Family
ID=16403656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987199191U Expired JPH0441384Y2 (US20020051482A1-20020502-M00020.png) | 1987-12-29 | 1987-12-29 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4961008A (US20020051482A1-20020502-M00020.png) |
| JP (1) | JPH0441384Y2 (US20020051482A1-20020502-M00020.png) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5184031A (en) * | 1990-02-08 | 1993-02-02 | Kabushiki Kaisha Toshiba | Semiconductor integrated circuit |
| US5390350A (en) * | 1991-04-22 | 1995-02-14 | Western Digital Corporation | Integrated circuit chip core logic system controller with power saving features for a microcomputer system |
| US6230276B1 (en) | 1999-02-01 | 2001-05-08 | Douglas T Hayden | Energy conserving measurement system under software control and method for battery powered products |
| JP3786608B2 (ja) | 2002-01-28 | 2006-06-14 | 株式会社ルネサステクノロジ | 半導体集積回路装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5617415A (en) * | 1979-07-24 | 1981-02-19 | Casio Comput Co Ltd | Electric power supply system of electronic apparatus |
| JPS5793730A (en) * | 1980-12-03 | 1982-06-10 | Hitachi Ltd | Signal level conversion circuit |
| JPS5816299A (ja) * | 1981-07-23 | 1983-01-29 | セイコーエプソン株式会社 | 音声合成半導体集積回路 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4381552A (en) * | 1978-12-08 | 1983-04-26 | Motorola Inc. | Stanby mode controller utilizing microprocessor |
| US4665536A (en) * | 1986-03-10 | 1987-05-12 | Burroughs Corporation | Programmable automatic power-off system for a digital terminal |
| US4825143A (en) * | 1987-08-12 | 1989-04-25 | Leo Cheng | Digital meter automatic off power supply circuit |
-
1987
- 1987-12-29 JP JP1987199191U patent/JPH0441384Y2/ja not_active Expired
-
1988
- 1988-12-28 US US07/291,226 patent/US4961008A/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5617415A (en) * | 1979-07-24 | 1981-02-19 | Casio Comput Co Ltd | Electric power supply system of electronic apparatus |
| JPS5793730A (en) * | 1980-12-03 | 1982-06-10 | Hitachi Ltd | Signal level conversion circuit |
| JPS5816299A (ja) * | 1981-07-23 | 1983-01-29 | セイコーエプソン株式会社 | 音声合成半導体集積回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0441384Y2 (US20020051482A1-20020502-M00020.png) | 1992-09-29 |
| US4961008A (en) | 1990-10-02 |
