EP0619559A3 - Integrated analog-digital boundary interface. - Google Patents
Integrated analog-digital boundary interface. Download PDFInfo
- Publication number
- EP0619559A3 EP0619559A3 EP94302338A EP94302338A EP0619559A3 EP 0619559 A3 EP0619559 A3 EP 0619559A3 EP 94302338 A EP94302338 A EP 94302338A EP 94302338 A EP94302338 A EP 94302338A EP 0619559 A3 EP0619559 A3 EP 0619559A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- boundary interface
- integrated analog
- digital boundary
- digital
- analog
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06J—HYBRID COMPUTING ARRANGEMENTS
- G06J1/00—Hybrid computing arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Automation & Control Theory (AREA)
- Evolutionary Computation (AREA)
- Fuzzy Systems (AREA)
- General Physics & Mathematics (AREA)
- Software Systems (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4272293A | 1993-04-05 | 1993-04-05 | |
US42722 | 1993-04-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0619559A2 EP0619559A2 (en) | 1994-10-12 |
EP0619559A3 true EP0619559A3 (en) | 1995-10-25 |
Family
ID=21923412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94302338A Withdrawn EP0619559A3 (en) | 1993-04-05 | 1994-03-31 | Integrated analog-digital boundary interface. |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP0619559A3 (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4160243A (en) * | 1976-09-28 | 1979-07-03 | Fujitsu Limited | Asynchronous reversible analog to digital converter |
GB1585610A (en) * | 1976-09-28 | 1981-03-11 | Siemens Ag | Digital signal transmission apparatus for tdm telecommunications networks |
US4348768A (en) * | 1977-09-06 | 1982-09-07 | International Telephone And Telegraph Corporation | PCM Codec using common D/A converter for encoding and decoding |
EP0313706A1 (en) * | 1987-10-30 | 1989-05-03 | International Business Machines Corporation | Analog-to-digital and digital-to-analog conversion system and echo cancellation device including the same |
EP0482745A2 (en) * | 1990-09-27 | 1992-04-29 | Advanced Micro Devices, Inc. | Method for operating an apparatus for facilitating communications |
-
1994
- 1994-03-31 EP EP94302338A patent/EP0619559A3/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4160243A (en) * | 1976-09-28 | 1979-07-03 | Fujitsu Limited | Asynchronous reversible analog to digital converter |
GB1585610A (en) * | 1976-09-28 | 1981-03-11 | Siemens Ag | Digital signal transmission apparatus for tdm telecommunications networks |
US4348768A (en) * | 1977-09-06 | 1982-09-07 | International Telephone And Telegraph Corporation | PCM Codec using common D/A converter for encoding and decoding |
EP0313706A1 (en) * | 1987-10-30 | 1989-05-03 | International Business Machines Corporation | Analog-to-digital and digital-to-analog conversion system and echo cancellation device including the same |
EP0482745A2 (en) * | 1990-09-27 | 1992-04-29 | Advanced Micro Devices, Inc. | Method for operating an apparatus for facilitating communications |
Non-Patent Citations (3)
Title |
---|
HASPESLAGH ET AL: "A Four-Channel Digital Signal Processor in 1.2um CMOS with On-Chip D/A and A/D Conversion Serving Four Speech Channels in a New-Generation Subscriber Line Circuit", IEEE JOURNAL OF SOLID-STATE CIRCUITS, vol. 26, no. 7, July 1992 (1992-07-01), NEW YORK, US, pages 1038 - 1045, XP000237046 * |
LAKSHMIKUMAR ET AL: "A Baseband Coded for Digital Cellular Telephony", IEEE JOURNAL OF SOLID-STATE CIRCUITS, vol. 26, no. 12, December 1991 (1991-12-01), NEW YORK, US, pages 1951 - 1957, XP000272856 * |
SCHWARZ ET AL: "An Integrated Multichannel Approach to PCM", IEEE JOURNAL OF SOLID-STATE CIRCUITS, vol. SC-14, no. 6, December 1979 (1979-12-01), pages 954 - 959, XP001404429 * |
Also Published As
Publication number | Publication date |
---|---|
EP0619559A2 (en) | 1994-10-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR GB |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: MYLLYMAKI, KIMMO |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR GB |
|
17P | Request for examination filed |
Effective date: 19960425 |
|
17Q | First examination report despatched |
Effective date: 19990922 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20000203 |