NO143776C - DIGITAL / ANALOG CONVERTER. - Google Patents
DIGITAL / ANALOG CONVERTER.Info
- Publication number
- NO143776C NO143776C NO760428A NO760428A NO143776C NO 143776 C NO143776 C NO 143776C NO 760428 A NO760428 A NO 760428A NO 760428 A NO760428 A NO 760428A NO 143776 C NO143776 C NO 143776C
- Authority
- NO
- Norway
- Prior art keywords
- digital
- analog converter
- analog
- converter
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
- G06F7/68—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using pulse rate multipliers or dividers pulse rate multipliers or dividers per se
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
- H03M3/502—Details of the final digital/analogue conversion following the digital delta-sigma modulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3002—Conversion to or from differential modulation
- H03M7/3004—Digital delta-sigma modulation
- H03M7/3015—Structural details of digital delta-sigma modulators
- H03M7/3031—Structural details of digital delta-sigma modulators characterised by the order of the loop filter, e.g. having a first order loop filter in the feedforward path
- H03M7/3042—Structural details of digital delta-sigma modulators characterised by the order of the loop filter, e.g. having a first order loop filter in the feedforward path the modulator being of the error feedback type, i.e. having loop filter stages in the feedback path only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3002—Conversion to or from differential modulation
- H03M7/3004—Digital delta-sigma modulation
- H03M7/3015—Structural details of digital delta-sigma modulators
- H03M7/302—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution
- H03M7/3024—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
- H03M7/3026—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a multiple bit one
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB715775A GB1444216A (en) | 1975-02-20 | 1975-02-20 | D/a converter for pcm |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO760428L NO760428L (en) | 1976-08-23 |
| NO143776B NO143776B (en) | 1980-12-29 |
| NO143776C true NO143776C (en) | 1981-04-08 |
Family
ID=9827708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO760428A NO143776C (en) | 1975-02-20 | 1976-02-11 | DIGITAL / ANALOG CONVERTER. |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS51135354A (en) |
| AR (1) | AR212019A1 (en) |
| AT (1) | AT377397B (en) |
| AU (1) | AU497002B2 (en) |
| BE (1) | BE838666A (en) |
| BR (1) | BR7601013A (en) |
| CA (1) | CA1093697A (en) |
| CH (1) | CH607456A5 (en) |
| DE (1) | DE2605724C2 (en) |
| DK (1) | DK148866C (en) |
| ES (1) | ES445387A1 (en) |
| FR (1) | FR2301971A1 (en) |
| GB (1) | GB1444216A (en) |
| IN (1) | IN143625B (en) |
| IT (1) | IT1054867B (en) |
| NL (1) | NL7601414A (en) |
| NO (1) | NO143776C (en) |
| SE (1) | SE410929B (en) |
| SU (1) | SU1132805A3 (en) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5228205A (en) * | 1975-08-28 | 1977-03-03 | Sony Corp | Station selector unit |
| GB1580447A (en) * | 1976-12-01 | 1980-12-03 | Post Office | Code converters |
| NL7801909A (en) * | 1978-02-21 | 1979-08-23 | Philips Nv | DEVICE FOR DECODING A SIGNAL CODED WITH ADAPTIVE DELTA MODULATION. |
| DE3021012C2 (en) * | 1980-06-03 | 1985-08-22 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Generalized interpolative method for the digital-analog conversion of PCM signals |
| US4313173A (en) * | 1980-06-10 | 1982-01-26 | Bell Telephone Laboratories, Incorporated | Linear interpolator |
| GB2107949B (en) * | 1981-10-15 | 1985-04-11 | Standard Telephones Cables Ltd | Digital decoder |
| DE3203012A1 (en) * | 1982-01-29 | 1983-08-04 | Siemens AG, 1000 Berlin und 8000 München | Method and circuit arrangement for generating interpolation values between stored samples |
| US4786923A (en) * | 1982-09-07 | 1988-11-22 | Canon Kabushiki Kaisha | Image recording system for image recording in response to signals entered from a recording information generating unit |
| EP0437301A3 (en) * | 1983-07-29 | 1991-09-25 | Burr-Brown Corporation | Apparatus and methods for digital-to-analogue conversion |
| USRE34660E (en) * | 1983-07-29 | 1994-07-12 | Burr-Brown Corporation | Apparatus and methods for digital-to-analog conversion using modified LSB switching |
| JPS60106229A (en) * | 1983-11-14 | 1985-06-11 | Rohm Co Ltd | D/a converting circuit of digital pwm circuit |
| JPS6184118A (en) * | 1984-10-02 | 1986-04-28 | Canon Inc | Digital-analog converter |
| DE3535021A1 (en) * | 1984-10-02 | 1986-04-17 | Canon K.K., Tokio/Tokyo | DIGITAL / ANALOG CONVERSION DEVICE |
| JPS6184120A (en) * | 1984-10-02 | 1986-04-28 | Canon Inc | Digital-analog converter |
| JPH0824267B2 (en) * | 1984-10-02 | 1996-03-06 | キヤノン株式会社 | Data processing device |
| JPS6184119A (en) * | 1984-10-02 | 1986-04-28 | Canon Inc | Digital-analog converter |
| JPS6184117A (en) * | 1984-10-02 | 1986-04-28 | Canon Inc | Digital-analog converter |
| GB2183115A (en) * | 1985-11-15 | 1987-05-28 | Philips Electronic Associated | Digital to analogue converter |
| DE3709207A1 (en) * | 1987-02-28 | 1988-09-08 | Standard Elektrik Lorenz Ag | CIRCUIT ARRANGEMENT FOR CONVERTING DIGITAL TONE SIGNAL VALUES TO ANALOG TONE |
| GB9103777D0 (en) | 1991-02-22 | 1991-04-10 | B & W Loudspeakers | Analogue and digital convertors |
| GB2319411B (en) * | 1996-11-18 | 2000-11-15 | Fujitsu Ltd | Modem signal transmission and/or reception apparatus |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3110894A (en) * | 1959-04-09 | 1963-11-12 | Itt | Digital-to-analog converter |
| US3532864A (en) * | 1967-08-08 | 1970-10-06 | United Aircraft Corp | Linear interpolation function generation |
-
1975
- 1975-02-20 GB GB715775A patent/GB1444216A/en not_active Expired
- 1975-12-18 IN IN2355/CAL/75A patent/IN143625B/en unknown
-
1976
- 1976-01-08 SU SU762309106A patent/SU1132805A3/en active
- 1976-02-10 AR AR262202A patent/AR212019A1/en active
- 1976-02-11 NO NO760428A patent/NO143776C/en unknown
- 1976-02-12 NL NL7601414A patent/NL7601414A/en not_active Application Discontinuation
- 1976-02-13 AU AU11100/76A patent/AU497002B2/en not_active Expired
- 1976-02-13 DE DE2605724A patent/DE2605724C2/en not_active Expired
- 1976-02-16 SE SE7601666A patent/SE410929B/en not_active IP Right Cessation
- 1976-02-17 IT IT20224/76A patent/IT1054867B/en active
- 1976-02-18 DK DK64976A patent/DK148866C/en not_active IP Right Cessation
- 1976-02-18 BR BR7601013A patent/BR7601013A/en unknown
- 1976-02-18 BE BE2054833A patent/BE838666A/en not_active IP Right Cessation
- 1976-02-19 CA CA246,085A patent/CA1093697A/en not_active Expired
- 1976-02-19 CH CH201976A patent/CH607456A5/xx not_active IP Right Cessation
- 1976-02-20 ES ES445387A patent/ES445387A1/en not_active Expired
- 1976-02-20 AT AT0121476A patent/AT377397B/en not_active IP Right Cessation
- 1976-02-20 JP JP51017156A patent/JPS51135354A/en active Granted
- 1976-02-20 FR FR7604733A patent/FR2301971A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2605724C2 (en) | 1986-01-23 |
| GB1444216A (en) | 1976-07-28 |
| BR7601013A (en) | 1976-09-14 |
| SU1132805A3 (en) | 1984-12-30 |
| AU497002B2 (en) | 1978-11-16 |
| SE7601666L (en) | 1976-08-23 |
| NL7601414A (en) | 1976-08-24 |
| SE410929B (en) | 1979-11-12 |
| ATA121476A (en) | 1984-07-15 |
| ES445387A1 (en) | 1977-06-16 |
| BE838666A (en) | 1976-08-18 |
| CA1093697A (en) | 1981-01-13 |
| DK64976A (en) | 1976-08-21 |
| AR212019A1 (en) | 1978-04-28 |
| AT377397B (en) | 1985-03-11 |
| JPS51135354A (en) | 1976-11-24 |
| JPS5542774B2 (en) | 1980-11-01 |
| NO760428L (en) | 1976-08-23 |
| IN143625B (en) | 1978-01-07 |
| FR2301971B1 (en) | 1982-07-23 |
| DE2605724A1 (en) | 1976-09-02 |
| AU1110076A (en) | 1977-08-18 |
| DK148866B (en) | 1985-10-28 |
| CH607456A5 (en) | 1978-12-29 |
| NO143776B (en) | 1980-12-29 |
| DK148866C (en) | 1986-04-21 |
| IT1054867B (en) | 1981-11-30 |
| FR2301971A1 (en) | 1976-09-17 |
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