FI96077B - Kytkentäjärjestely digitaalisen audiosignaaliprosessorin virtuaalisen dynamiikka-alueen laajentamiseksi - Google Patents

Kytkentäjärjestely digitaalisen audiosignaaliprosessorin virtuaalisen dynamiikka-alueen laajentamiseksi

Info

Publication number
FI96077B
FI96077B FI925316A FI925316A FI96077B FI 96077 B FI96077 B FI 96077B FI 925316 A FI925316 A FI 925316A FI 925316 A FI925316 A FI 925316A FI 96077 B FI96077 B FI 96077B
Authority
FI
Finland
Prior art keywords
extending
audio signal
signal processor
dynamic range
digital audio
Prior art date
Application number
FI925316A
Other languages
English (en)
Swedish (sv)
Other versions
FI96077C (fi
FI925316A0 (fi
FI925316A (fi
Inventor
Aki Maekivirta
Original Assignee
Salon Televisiotehdas Oy
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.)
Filing date
Publication date
Application filed by Salon Televisiotehdas Oy filed Critical Salon Televisiotehdas Oy
Priority to FI925316A priority Critical patent/FI96077C/fi
Publication of FI925316A0 publication Critical patent/FI925316A0/fi
Priority to EP93118337A priority patent/EP0604746A3/en
Publication of FI925316A publication Critical patent/FI925316A/fi
Publication of FI96077B publication Critical patent/FI96077B/fi
Application granted granted Critical
Publication of FI96077C publication Critical patent/FI96077C/fi

Links

Classifications

    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/78—Simultaneous conversion using ladder network
    • H03M1/785—Simultaneous conversion using ladder network using resistors, i.e. R-2R ladders

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Control Of Amplification And Gain Control (AREA)
FI925316A 1992-11-23 1992-11-23 Kytkentäjärjestely digitaalisen audiosignaaliprosessorin virtuaalisen dynamiikka-alueen laajentamiseksi FI96077C (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI925316A FI96077C (fi) 1992-11-23 1992-11-23 Kytkentäjärjestely digitaalisen audiosignaaliprosessorin virtuaalisen dynamiikka-alueen laajentamiseksi
EP93118337A EP0604746A3 (en) 1992-11-23 1993-11-12 Circuit arrangement for expanding the virtual dynamic range of digital audio signal processor.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI925316A FI96077C (fi) 1992-11-23 1992-11-23 Kytkentäjärjestely digitaalisen audiosignaaliprosessorin virtuaalisen dynamiikka-alueen laajentamiseksi
FI925316 1992-11-23

Publications (4)

Publication Number Publication Date
FI925316A0 FI925316A0 (fi) 1992-11-23
FI925316A FI925316A (fi) 1994-05-24
FI96077B true FI96077B (fi) 1996-01-15
FI96077C FI96077C (fi) 1996-04-25

Family

ID=8536266

Family Applications (1)

Application Number Title Priority Date Filing Date
FI925316A FI96077C (fi) 1992-11-23 1992-11-23 Kytkentäjärjestely digitaalisen audiosignaaliprosessorin virtuaalisen dynamiikka-alueen laajentamiseksi

Country Status (2)

Country Link
EP (1) EP0604746A3 (fi)
FI (1) FI96077C (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US6424221B1 (en) 2000-06-19 2002-07-23 Advanced Micro Devices, Inc. Programmable gain amplifier for use in data network
CN111163512A (zh) * 2019-12-16 2020-05-15 京信通信系统（中国）有限公司 一种增益控制系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2378401A1 (fr) * 1977-01-20 1978-08-18 Cit Alcatel Procede et dispositif pour adapter un signal analogique en vue de son codage numerique dans un codeur ayant une plage de codage donnee
US4553104A (en) * 1984-03-01 1985-11-12 Honeywell Inc. Method of compensating an amplifier system having a variable gain amplifier to achieve a constant overall system signal gain and an apparatus utilizing the same
GB8524880D0 (en) * 1985-10-09 1985-11-13 British Telecomm Video level control
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
DE3778702D1 (de) * 1987-10-30 1992-06-04 Ibm Analog-digital/digital-analogwandlersystem und geraet zur echoannullierung unter verwendung eines solchen systems.

Also Published As

Publication number Publication date
EP0604746A2 (en) 1994-07-06
FI96077C (fi) 1996-04-25
FI925316A0 (fi) 1992-11-23
EP0604746A3 (en) 1996-05-08
FI925316A (fi) 1994-05-24

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: SALON TELEVISIOTEHDAS OY

BB Publication of examined application