CH584946A5 - - Google Patents
Info
- Publication number
- CH584946A5 CH584946A5 CH1847572A CH1847572A CH584946A5 CH 584946 A5 CH584946 A5 CH 584946A5 CH 1847572 A CH1847572 A CH 1847572A CH 1847572 A CH1847572 A CH 1847572A CH 584946 A5 CH584946 A5 CH 584946A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
- G01R29/027—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values
- G01R29/0273—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values the pulse characteristic being duration, i.e. width (indicating that frequency of pulses is above or below a certain limit)
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/127—Arrangements for measuring electric power or power factor by using pulse modulation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
- G06G7/161—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division with pulse modulation, e.g. modulation of amplitude, width, frequency, phase or form
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/02—Amplitude modulation, i.e. PAM
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21045671A | 1971-12-21 | 1971-12-21 | |
US05/351,502 US3944852A (en) | 1970-01-27 | 1973-04-16 | Electrical switching device and modulator using same |
US05/596,818 USRE29079E (en) | 1970-01-27 | 1975-07-17 | Multiplier, divider and wattmeter using a switching circuit and a pulse-width and frequency modulator |
US05/627,878 US3995178A (en) | 1971-09-27 | 1975-10-31 | Pulse-width and frequency modulator circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
CH584946A5 true CH584946A5 (xx) | 1977-02-15 |
Family
ID=27498804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1847572A CH584946A5 (xx) | 1971-12-21 | 1972-12-19 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4871857A (xx) |
CA (1) | CA975850A (xx) |
CH (1) | CH584946A5 (xx) |
DE (1) | DE2262717A1 (xx) |
GB (1) | GB1421322A (xx) |
-
1972
- 1972-12-19 CH CH1847572A patent/CH584946A5/xx not_active IP Right Cessation
- 1972-12-20 CA CA159,483A patent/CA975850A/en not_active Expired
- 1972-12-21 JP JP12877572A patent/JPS4871857A/ja active Pending
- 1972-12-21 DE DE19722262717 patent/DE2262717A1/de active Pending
- 1972-12-21 GB GB543175A patent/GB1421322A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2262717A1 (de) | 1973-06-28 |
JPS4871857A (xx) | 1973-09-28 |
GB1421322A (en) | 1976-01-14 |
CA975850A (en) | 1975-10-07 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |