US3940760A
(en)
*
|
1975-03-21 |
1976-02-24 |
Analog Devices, Inc. |
Digital-to-analog converter with current source transistors operated accurately at different current densities
|
US4092639A
(en)
*
|
1976-01-06 |
1978-05-30 |
Precision Monolithics, Inc. |
Digital to analog converter with complementary true current outputs
|
US4138671A
(en)
*
|
1977-02-14 |
1979-02-06 |
Precision Monolithics, Inc. |
Selectable trimming circuit for use with a digital to analog converter
|
US4131884A
(en)
*
|
1977-02-14 |
1978-12-26 |
Precision Monolithics, Inc. |
Trimming control circuit for a digital to analog converter
|
US4088905A
(en)
*
|
1977-02-15 |
1978-05-09 |
Precision Monolithics, Inc. |
Self-adjusting compatibility circuit for digital to analog converter
|
US4547766A
(en)
*
|
1977-04-07 |
1985-10-15 |
Analog Device, Incorporated |
A-To-D converter of the successive-approximation type
|
NL7803536A
(nl)
*
|
1977-04-07 |
1978-10-10 |
Analog Devices Inc |
Verbeterde analoog/digitaal-omvormer werkend volgens de zogenaamde successievelijke benaderingswerkwijze.
|
US4400689A
(en)
*
|
1977-04-07 |
1983-08-23 |
Analog Devices, Incorporated |
A-to-D Converter of the successive-approximation type
|
FR2404957A1
(fr)
*
|
1977-09-30 |
1979-04-27 |
Ibm France |
Convertisseur numerique-analogique et son application a un convertisseur analogique-numerique
|
US4400690A
(en)
*
|
1978-08-08 |
1983-08-23 |
Analog Devices, Incorporated |
A-to-D Converter of the successive-approximation type
|
US4311988A
(en)
*
|
1979-04-05 |
1982-01-19 |
Motorola Inc. |
Programmable A-law and μ-law DAC
|
US4292625A
(en)
*
|
1979-07-12 |
1981-09-29 |
Advanced Micro Devices, Inc. |
Monolithic digital-to-analog converter
|
US4539552A
(en)
*
|
1979-12-13 |
1985-09-03 |
At&T Bell Laboratories |
Digital-to-analog converter
|
CA1192312A
(en)
*
|
1980-02-12 |
1985-08-20 |
Peter R. Holloway |
Single-supply ic digital-to-analog converter for use with microprocessors
|
JPS573423A
(en)
*
|
1980-06-09 |
1982-01-08 |
Matsushita Electric Ind Co Ltd |
Digital-to-analog converter
|
US4349811A
(en)
*
|
1980-07-30 |
1982-09-14 |
Analog Devices, Incorporated |
Digital-to-analog converter with improved compensation arrangement for offset voltage variations
|
US4423409A
(en)
*
|
1981-04-03 |
1983-12-27 |
Burr-Brown Research Corporation |
Digital-to-analog converter having single-ended input interface circuit
|
US4468652A
(en)
*
|
1981-04-03 |
1984-08-28 |
Burr-Brown Research Corporation |
Digital-to-analog converter having ladder network and improved interconnection therefor
|
US4381497A
(en)
*
|
1981-04-03 |
1983-04-26 |
Burr-Brown Research Corporation |
Digital-to-analog converter having open-loop voltage reference for regulating bit switch currents
|
DE3148956A1
(de)
*
|
1981-12-10 |
1983-06-23 |
Siemens AG, 1000 Berlin und 8000 München |
Integrierbare schaltung fuer digital/analog-wandler
|
US4383248A
(en)
*
|
1981-12-21 |
1983-05-10 |
Motorola, Inc. |
Latchable fast settling digital to analog converter bit switch
|
US4492954A
(en)
*
|
1981-12-24 |
1985-01-08 |
Raytheon Company |
Digital-to-analog converter
|
US4567463A
(en)
*
|
1982-02-23 |
1986-01-28 |
Burr-Brown Corporation |
Circuit for improving the performance of digital to analog converters
|
US4458201A
(en)
*
|
1982-04-05 |
1984-07-03 |
Burr-Brown Research Corp. |
Digitally controlled precision current source with an open loop compensation circuit
|
US4607248A
(en)
*
|
1983-07-25 |
1986-08-19 |
Analogic Corporation |
Digital to analog converter having integrated digital and analog circuitry
|
DE3333934A1
(de)
*
|
1983-09-20 |
1985-04-04 |
Siemens AG, 1000 Berlin und 8000 München |
Integrierbarer digital/analogwandler
|
JPS60137396U
(ja)
*
|
1984-02-23 |
1985-09-11 |
河野 幸雄 |
スキユ−バダイビングにおける潜水に必要な各種デ−タの計測と処理と表示および警告のための携帯装置
|
NL8500086A
(nl)
*
|
1985-01-16 |
1986-08-18 |
Philips Nv |
Digitaal-analoog omzetter.
|
US4607250A
(en)
*
|
1985-05-08 |
1986-08-19 |
Burr-Brown Corporation |
Bit adjustment and filter circuit for digital-to-analog converter
|
US4721943A
(en)
*
|
1985-10-11 |
1988-01-26 |
Tektronix, Inc. |
Digital-to-analog converter for video application
|
US5004901A
(en)
*
|
1987-06-04 |
1991-04-02 |
Mitsubishi Denki Kabushiki Kaisha |
Current mirror amplifier for use in an optical data medium driving apparatus and servo-circuit
|
USRE34769E
(en)
*
|
1986-01-16 |
1994-11-01 |
Mitsubishi Denki Kabushiki Kaisha |
Current mirror amplifier for use in an optical data medium driving apparatus and servo-circuit
|
US4739192A
(en)
*
|
1987-02-24 |
1988-04-19 |
Motorola, Inc. |
Fast settling digital to analog converter bit switch
|
JP2653070B2
(ja)
*
|
1987-11-17 |
1997-09-10 |
松下電器産業株式会社 |
デジタル・アナログ変換器
|
US5008671A
(en)
*
|
1988-06-27 |
1991-04-16 |
Analog Devices, Incorporated |
High-speed digital-to-analog converter with BiMOS cell structure
|
US5001484A
(en)
*
|
1990-05-08 |
1991-03-19 |
Triquint Semiconductor, Inc. |
DAC current source bias equalization topology
|
JPH06303137A
(ja)
*
|
1992-12-29 |
1994-10-28 |
Hitachi Ltd |
D/a変換器、オフセット調整回路及びこれを用いた携帯通信端末装置
|
CA2112070A1
(en)
*
|
1993-12-21 |
1995-06-22 |
Bosco Leung |
Current cell and switch for digital-to-analog converters
|
US5508702A
(en)
*
|
1994-06-17 |
1996-04-16 |
National Semiconductor Corp. |
BiCOMS digital-to-analog conversion
|
JP2734385B2
(ja)
*
|
1994-12-08 |
1998-03-30 |
日本電気株式会社 |
電流切換回路
|
US5790060A
(en)
*
|
1996-09-11 |
1998-08-04 |
Harris Corporation |
Digital-to-analog converter having enhanced current steering and associated method
|
US6738855B1
(en)
|
2000-01-14 |
2004-05-18 |
National Semiconductor Corporation |
Communication interface between a TTL microcontroller and a RS232 Device avoiding level translation
|
US20060238235A1
(en)
*
|
2005-01-19 |
2006-10-26 |
James Wey |
Switchable current mirror with feedback
|
US7595745B1
(en)
|
2006-08-09 |
2009-09-29 |
Marvell International Ltd. |
Circuit for converting a voltage range of a logic signal
|
US7605608B1
(en)
|
2006-08-09 |
2009-10-20 |
Marvell International Ltd. |
Circuit for converting a voltage range of a logic signal
|
US7629909B1
(en)
|
2006-08-09 |
2009-12-08 |
Marvell International Ltd. |
Circuit for converting a voltage range of a logic signal
|
US7609186B1
(en)
|
2006-08-09 |
2009-10-27 |
Marvell International Ltd. |
Circuit for converting a voltage range of a logic signal
|
US7705635B1
(en)
|
2006-08-09 |
2010-04-27 |
Marvell International Ltd. |
Circuit for converting a voltage range of a logic signal
|
US7511649B1
(en)
|
2006-08-29 |
2009-03-31 |
Marvell International Ltd. |
Circuit for converting a voltage range of a logic signal
|
JP5165974B2
(ja)
*
|
2007-09-10 |
2013-03-21 |
パナソニック株式会社 |
半導体記憶装置
|