GB2026743B – Frequency divider for variable duty ratio signal expansion system
– Google Patents
GB2026743B – Frequency divider for variable duty ratio signal expansion system
– Google Patents
Frequency divider for variable duty ratio signal expansion system
Info
Publication number
GB2026743B
GB2026743B
GB7925736A
GB7925736A
GB2026743B
GB 2026743 B
GB2026743 B
GB 2026743B
GB 7925736 A
GB7925736 A
GB 7925736A
GB 7925736 A
GB7925736 A
GB 7925736A
GB 2026743 B
GB2026743 B
GB 2026743B
Authority
GB
United Kingdom
Prior art keywords
duty ratio
frequency divider
expansion system
ratio signal
variable duty
Prior art date
1978-07-28
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.)
Expired
Application number
GB7925736A
Other versions
GB2026743A
(en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell Inc
Original Assignee
Honeywell Inc
Priority date (The priority date 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 date listed.)
1978-07-28
Filing date
1979-07-24
Publication date
1982-08-25
1979-07-24
Application filed by Honeywell Inc
filed
Critical
Honeywell Inc
1980-02-06
Publication of GB2026743A
publication
Critical
patent/GB2026743A/en
1982-08-25
Application granted
granted
Critical
1982-08-25
Publication of GB2026743B
publication
Critical
patent/GB2026743B/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
H—ELECTRICITY
H03—ELECTRONIC CIRCUITRY
H03K—PULSE TECHNIQUE
H03K21/00—Details of pulse counters or frequency dividers
G—PHYSICS
G05—CONTROLLING; REGULATING
G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
G05D23/00—Control of temperature
G05D23/19—Control of temperature characterised by the use of electric means
G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
G05D23/1913—Control of temperature characterised by the use of electric means using an analogue comparing device delivering a series of pulses
G—PHYSICS
G05—CONTROLLING; REGULATING
G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
G05D23/00—Control of temperature
G05D23/19—Control of temperature characterised by the use of electric means
G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
GB7925736A
1978-07-28
1979-07-24
Frequency divider for variable duty ratio signal expansion system
Expired
GB2026743B
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US05/928,667
US4186315A
(en)
1978-07-28
1978-07-28
Expanded time constant condition control system using a unidirectional counter with multiple channels
Publications (2)
Publication Number
Publication Date
GB2026743A
GB2026743A
(en)
1980-02-06
GB2026743B
true
GB2026743B
(en)
1982-08-25
Family
ID=25456585
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB7925736A
Expired
GB2026743B
(en)
1978-07-28
1979-07-24
Frequency divider for variable duty ratio signal expansion system
Country Status (8)
Country
Link
US
(1)
US4186315A
(en)
JP
(1)
JPS55110305A
(en)
CA
(1)
CA1137596A
(en)
DE
(1)
DE2929958A1
(en)
DK
(1)
DK319179A
(en)
FR
(1)
FR2433788A1
(en)
GB
(1)
GB2026743B
(en)
NL
(1)
NL7905756A
(en)
Families Citing this family (10)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4366534A
(en)
*
1980-07-30
1982-12-28
Honeywell, Inc.
Electronic condition control system using digital anticipation
US4347974A
(en)
*
1981-03-05
1982-09-07
Honeywell, Inc.
Temperature control system with night setback programming as a function of temperature conditioning load
DE3210641A1
(en)
*
1982-03-23
1983-10-06
Dupont Inc
ENERGY-SAVING HEAT CARRIER CIRCUIT PUMP, ESPECIALLY FOR HEAT PUMP HEATERS
US4462541A
(en)
*
1982-09-24
1984-07-31
Red Dot Corporation
Constant temperature control for a vehicle compartment heater or heater-air-conditioner
US4504922A
(en)
*
1982-10-28
1985-03-12
At&T Bell Laboratories
Condition sensor
US4576487A
(en)
*
1984-01-23
1986-03-18
Independent Energy, Inc.
Thermally responsive electrical control device and monitoring circuit therefor
US4639611A
(en)
*
1985-01-09
1987-01-27
Nordson Corporation
Bridge circuit system
US4615380A
(en)
*
1985-06-17
1986-10-07
Honeywell Inc.
Adaptive clock thermostat means for controlling over and undershoot
GB2203567A
(en)
*
1987-04-03
1988-10-19
Leslie Ronald Gaylard
Controlling a heating installation
US4873453A
(en)
*
1987-10-27
1989-10-10
Eaton Corporation
DC motor speed controller having protection
Family Cites Families (5)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3443121A
(en)
*
1965-12-20
1969-05-06
Api Instr Co
Time proportioning temperature control system
US3523182A
(en)
*
1967-11-07
1970-08-04
Electronic Control Systems Inc
Variable cycle rate and duty cycle temperature controls
GB1552624A
(en)
*
1975-05-13
1979-09-19
Johnson & Starley Ltd
Tri state electrical circuit
US4041403A
(en)
*
1975-07-28
1977-08-09
Bell Telephone Laboratories, Incorporated
Divide-by-N/2 frequency division arrangement
DE2707591C2
(en)
*
1977-02-18
1979-05-23
Joh. Vaillant Gmbh & Co, 5630 Remscheid
Circuit for controlling the pulse-pause ratio of the working state of a heat source
1978
1978-07-28
US
US05/928,667
patent/US4186315A/en
not_active
Expired – Lifetime
1979
1979-07-24
GB
GB7925736A
patent/GB2026743B/en
not_active
Expired
1979-07-24
DE
DE19792929958
patent/DE2929958A1/en
not_active
Withdrawn
1979-07-25
NL
NL7905756A
patent/NL7905756A/en
not_active
Application Discontinuation
1979-07-26
FR
FR7919349A
patent/FR2433788A1/en
not_active
Withdrawn
1979-07-27
CA
CA000332699A
patent/CA1137596A/en
not_active
Expired
1979-07-27
DK
DK319179A
patent/DK319179A/en
unknown
1979-07-27
JP
JP9509379A
patent/JPS55110305A/en
active
Pending
Also Published As
Publication number
Publication date
GB2026743A
(en)
1980-02-06
NL7905756A
(en)
1980-01-30
FR2433788A1
(en)
1980-03-14
DE2929958A1
(en)
1980-02-14
DK319179A
(en)
1980-01-29
JPS55110305A
(en)
1980-08-25
US4186315A
(en)
1980-01-29
CA1137596A
(en)
1982-12-14
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Legal Events
Date
Code
Title
Description
1984-03-14
PCNP
Patent ceased through non-payment of renewal fee
