JPS5291638A - D/a converter - Google Patents

D/a converter

Info

Publication number: JPS5291638A
Authority: JP; Japan
Prior art keywords: signal; digital signal; converter; rectantular; lpf
Prior art date: 1976-01-29
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.): Pending

Application number

JP868576A

Other languages

English (en)

Inventor

Hisao Mogi

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.)

Sony Corp

Original Assignee

Sony Corp

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.)

1976-01-29

Filing date

1976-01-29

Publication date

1977-08-02

1976-01-29 Application filed by Sony Corp filed Critical Sony Corp

1976-01-29 Priority to JP868576A priority Critical patent/JPS5291638A/ja

1977-01-28 Priority to GB3568/77A priority patent/GB1552616A/en

1977-01-28 Priority to DE19772703570 priority patent/DE2703570A1/de

1977-01-28 Priority to CA270,683A priority patent/CA1088208A/en

1977-01-31 Priority to NL7700997A priority patent/NL7700997A/xx

1977-01-31 Priority to US05/764,059 priority patent/US4139840A/en

1977-01-31 Priority to FR7702642A priority patent/FR2339997A1/fr

1977-02-01 Priority to AU21842/77A priority patent/AU510634B2/en

1977-08-02 Publication of JPS5291638A publication Critical patent/JPS5291638A/ja

Status Pending legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
- H03J5/0254—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/82—Digital/analogue converters with intermediate conversion to time interval
- H03M1/822—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation
- H03M1/827—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation in which the total pulse width is distributed over multiple shorter pulse widths
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
- H03M1/0626—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by filtering
- H03M1/0631—Smoothing

Landscapes

Engineering & Computer Science (AREA)
Computer Hardware Design (AREA)
Microelectronics & Electronic Packaging (AREA)
Theoretical Computer Science (AREA)
Analogue/Digital Conversion (AREA)

JP868576A 1976-01-29 1976-01-29 D/a converter Pending JPS5291638A (en)

Priority Applications (8)

Application Number	Priority Date	Filing Date	Title
JP868576A JPS5291638A (en)	1976-01-29	1976-01-29	D/a converter
GB3568/77A GB1552616A (en)	1976-01-29	1977-01-28	Digital analogue converter
DE19772703570 DE2703570A1 (de)	1976-01-29	1977-01-28	Digital-analog-umsetzer
CA270,683A CA1088208A (en)	1976-01-29	1977-01-28	Digital-analog converter
NL7700997A NL7700997A (nl)	1976-01-29	1977-01-31	Digitaal/analoog-omzetter.
US05/764,059 US4139840A (en)	1976-01-29	1977-01-31	Ladderless D/A converter
FR7702642A FR2339997A1 (fr)	1976-01-29	1977-01-31	Convertisseur numerique-analogique
AU21842/77A AU510634B2 (en)	1976-01-29	1977-02-01	Ladderless d/a converter

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP868576A JPS5291638A (en)	1976-01-29	1976-01-29	D/a converter

Publications (1)

Publication Number	Publication Date
JPS5291638A true JPS5291638A (en)	1977-08-02

Family

ID=11699764

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP868576A Pending JPS5291638A (en)	1976-01-29	1976-01-29	D/a converter

Country Status (8)

Country	Link
US (1)	US4139840A (ja)
JP (1)	JPS5291638A (ja)
AU (1)	AU510634B2 (ja)
CA (1)	CA1088208A (ja)
DE (1)	DE2703570A1 (ja)
FR (1)	FR2339997A1 (ja)
GB (1)	GB1552616A (ja)
NL (1)	NL7700997A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS57157630A (en) *	1981-03-25	1982-09-29	Nakamichi Corp	Signal converting circuit
US4667337A (en) *	1985-08-28	1987-05-19	Westinghouse Electric Corp.	Integrated circuit having outputs configured for reduced state changes
US4969164A (en) *	1989-04-27	1990-11-06	Advanced Micro Devices, Inc.	Programmable threshold detection logic for a digital storage buffer
DE4432065A1 (de) *	1994-09-09	1996-03-14	Lueder Ernst	Verfahren und Schaltungsanordnung zur Wandlung eines digitalen Datenwortes mit N Bit in einen analogen Spannungswert
US7640444B2 (en) *	2006-01-26	2009-12-29	Nils Graef	Systems and methods for low power bus operation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3648275A (en) *	1970-04-03	1972-03-07	Nasa	Buffered analog converter
US3646545A (en) *	1970-06-04	1972-02-29	Singer Co	Ladderless digital-to-analog converter
US3786488A (en) *	1971-12-30	1974-01-15	Woodward Governor Co	Algebraic summing digital-to-analog converter

1976
- 1976-01-29 JP JP868576A patent/JPS5291638A/ja active Pending
1977
- 1977-01-28 CA CA270,683A patent/CA1088208A/en not_active Expired
- 1977-01-28 GB GB3568/77A patent/GB1552616A/en not_active Expired
- 1977-01-28 DE DE19772703570 patent/DE2703570A1/de active Granted
- 1977-01-31 NL NL7700997A patent/NL7700997A/xx not_active Application Discontinuation
- 1977-01-31 FR FR7702642A patent/FR2339997A1/fr active Granted
- 1977-01-31 US US05/764,059 patent/US4139840A/en not_active Expired - Lifetime
- 1977-02-01 AU AU21842/77A patent/AU510634B2/en not_active Expired

Also Published As

Publication number	Publication date
CA1088208A (en)	1980-10-21
DE2703570A1 (de)	1977-08-04
NL7700997A (nl)	1977-08-02
AU2184277A (en)	1978-08-10
FR2339997B1 (ja)	1983-03-04
GB1552616A (en)	1979-09-19
US4139840A (en)	1979-02-13
DE2703570C2 (ja)	1987-07-30
FR2339997A1 (fr)	1977-08-26
AU510634B2 (en)	1980-07-03

Publication	Publication Date	Title
JPS52122733A (en)	1977-10-15	Pulse line converter
JPS5428516A (en)	1979-03-03	Channel converter
JPS5291638A (en)	1977-08-02	D/a converter
JPS5295155A (en)	1977-08-10	Da converter
JPS539411A (en)	1978-01-27	Harmony correction circuit
JPS5318373A (en)	1978-02-20	Drift compensation system of a/d conversion circuit
JPS5289055A (en)	1977-07-26	Converter for signal
JPS53104808A (en)	1978-09-12	D/d converter
JPS5328394A (en)	1978-03-16	Linear display signal generator
JPS53148952A (en)	1978-12-26	Analog-digital converter
JPS5395552A (en)	1978-08-21	High speed memory unit
JPS5370653A (en)	1978-06-23	Digital output unit
JPS53137659A (en)	1978-12-01	A/d conversion system
JPS5373056A (en)	1978-06-29	Analog-digital converter
JPS5278356A (en)	1977-07-01	Parallel a/d converter
JPS5381913A (en)	1978-07-19	Dc-dc converter
JPS5245250A (en)	1977-04-09	Analog to digital convertor
JPS5432254A (en)	1979-03-09	Non-linear analog-digital converter
JPS5240011A (en)	1977-03-28	Orthogonal converting device
JPS52132763A (en)	1977-11-07	Analog digital converter
JPS52144951A (en)	1977-12-02	Pulse waveform conversion circuit
JPS5431265A (en)	1979-03-08	Analog-digital converter
JPS52109853A (en)	1977-09-14	Da convertor
JPS52111361A (en)	1977-09-19	Analog to digital converter
JPS53107636A (en)	1978-09-19	Power converter