DK11193A - Fremgangsmaade til digitalisering af et baandbegraenset analogsignal, analog-digital-bearbejdningsenhed til udoevelse af fremgangsmaaden, fremgangsmaade til digital filtrering og digitalfilter til udoevelse af fremgangsmaaden - Google Patents
Fremgangsmaade til digitalisering af et baandbegraenset analogsignal, analog-digital-bearbejdningsenhed til udoevelse af fremgangsmaaden, fremgangsmaade til digital filtrering og digitalfilter til udoevelse af fremgangsmaadenInfo
- Publication number
- DK11193A DK11193A DK011193A DK11193A DK11193A DK 11193 A DK11193 A DK 11193A DK 011193 A DK011193 A DK 011193A DK 11193 A DK11193 A DK 11193A DK 11193 A DK11193 A DK 11193A
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- digital filtering
- digital
- analog
- digitalization
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/06—Non-recursive filters
- H03H17/0607—Non-recursive filters comprising a ROM addressed by the input data signals
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/02—Digital function generators
- G06F1/03—Digital function generators working, at least partly, by table look-up
- G06F1/035—Reduction of table size
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
- H03M1/181—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values
- H03M1/183—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values the feedback signal controlling the gain of an amplifier or attenuator preceding the analogue/digital converter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
- H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH31192 | 1992-02-04 | ||
CH00311/92A CH688459A5 (de) | 1992-02-04 | 1992-02-04 | Verfahren zur Digitalisierung eines Signals, Verarbeitungseinheit zu dessen Ausfuehrung |
Publications (3)
Publication Number | Publication Date |
---|---|
DK11193D0 DK11193D0 (da) | 1993-02-01 |
DK11193A true DK11193A (da) | 1993-08-05 |
DK176943B1 DK176943B1 (da) | 2010-06-14 |
Family
ID=4184110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DKPA199300111A DK176943B1 (da) | 1992-02-04 | 1993-02-01 | Fremgangsmåde til digitalisering af et båndbegrænset analogsignal, analog-digital-bearbejdningsenhed til udøvelse af fremgangsmåden, fremgangsmåde til digital filtrering og digitalfilter til udøvelse af fremgangsmåden |
Country Status (4)
Country | Link |
---|---|
US (1) | US5365233A (da) |
CH (1) | CH688459A5 (da) |
DE (1) | DE4302057C2 (da) |
DK (1) | DK176943B1 (da) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19626599A1 (de) * | 1996-07-02 | 1998-01-15 | Siemens Ag | Schaltungsanordnung zur Verstärkungsregelung |
FR2755325A1 (fr) * | 1996-10-25 | 1998-04-30 | Philips Electronics Nv | Dispositif de conversion analogique/numerique a caracteristique de transfert programmable |
US5861831A (en) * | 1996-12-23 | 1999-01-19 | Analog Devices, Inc. | Intermediate frequency (IF) sampling clock-to-clock auto-ranging analog-to-digital converter (ADC) and method |
EP0979556A1 (de) * | 1997-04-28 | 2000-02-16 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zum digitalisieren eines analogen messsignals mit hoher dynamik |
FI106325B (fi) * | 1998-11-12 | 2001-01-15 | Nokia Networks Oy | Menetelmä ja laite tehonsäädön ohjaamiseksi |
EP1035656A1 (en) * | 1999-03-08 | 2000-09-13 | STMicroelectronics SA | Antisaturation system with automatic gain control for analog-to-digital converter |
US6259391B1 (en) * | 1999-06-18 | 2001-07-10 | Nortel Networks Limited | Analog gain control adjustment using a probabilistic algorithm |
DE10005605B4 (de) | 2000-02-09 | 2004-04-08 | Infineon Technologies Ag | Analoge Vorstufe |
GB2369258B (en) * | 2000-11-21 | 2005-06-15 | Ubinetics Ltd | A radio receiver |
US6522273B1 (en) * | 2001-04-02 | 2003-02-18 | Cirrus Logic, Inc. | Circuits systems and methods for power digital-to-analog converter protection |
DE10131964B4 (de) * | 2001-07-02 | 2005-11-03 | Siemens Audiologische Technik Gmbh | Verfahren zum Betrieb eines digitalen programmierbaren Hörgerätes sowie digitales programmierbares Hörgerät |
US10957445B2 (en) | 2017-10-05 | 2021-03-23 | Hill-Rom Services, Inc. | Caregiver and staff information system |
CN111641416B (zh) * | 2020-06-19 | 2023-04-07 | 重庆邮电大学 | 一种多归一化因子的低密度奇偶校验码译码方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4366469A (en) * | 1980-09-22 | 1982-12-28 | Ilc Data Device Corporation | Companding analog to digital converter |
US4817025A (en) * | 1984-02-03 | 1989-03-28 | Sharp Kabushiki Kaisha | Digital filter |
US4625240A (en) * | 1984-07-25 | 1986-11-25 | Eeco, Inc. | Adaptive automatic gain control |
JPS63209209A (ja) * | 1987-02-25 | 1988-08-30 | Yamaha Corp | デイジタル信号処理回路 |
JP2533062Y2 (ja) * | 1987-07-03 | 1997-04-16 | ヤマハ株式会社 | アナログディジタル変換回路 |
GB2232024B (en) * | 1989-05-22 | 1994-01-12 | Seikosha Kk | Method and apparatus for recording and/or producing sound |
FR2656930B1 (fr) * | 1990-01-05 | 1992-10-02 | Alcatel Radiotelephone | Circuit de mesure numerique d'un signal electrique. |
US5170166A (en) * | 1990-11-26 | 1992-12-08 | Fujikura Ltd. | Range switching device for analog to digital conversion |
JPH04270510A (ja) * | 1990-12-28 | 1992-09-25 | Advantest Corp | ディジタルフィルタ及び送信機 |
-
1992
- 1992-02-04 CH CH00311/92A patent/CH688459A5/de not_active IP Right Cessation
-
1993
- 1993-01-26 DE DE4302057A patent/DE4302057C2/de not_active Expired - Lifetime
- 1993-02-01 DK DKPA199300111A patent/DK176943B1/da not_active IP Right Cessation
- 1993-02-03 US US08/013,824 patent/US5365233A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE4302057A1 (en) | 1993-08-05 |
CH688459A5 (de) | 1997-09-30 |
DE4302057C2 (de) | 2001-09-20 |
DK11193D0 (da) | 1993-02-01 |
US5365233A (en) | 1994-11-15 |
DK176943B1 (da) | 2010-06-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A0 | Application filed | ||
AHB | Application shelved due to non-payment | ||
PUP | Patent expired |