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GB2019151B - Sampled analogue filters - Google Patents

Sampled analogue filters

Info

Publication number
GB2019151B
GB2019151B GB7911528A GB7911528A GB2019151B GB 2019151 B GB2019151 B GB 2019151B GB 7911528 A GB7911528 A GB 7911528A GB 7911528 A GB7911528 A GB 7911528A GB 2019151 B GB2019151 B GB 2019151B
Authority
GB
United Kingdom
Prior art keywords
sampled analogue
analogue filters
filters
sampled
analogue
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.)
Expired
Application number
GB7911528A
Other versions
GB2019151A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Publication of GB2019151A publication Critical patent/GB2019151A/en
Application granted granted Critical
Publication of GB2019151B publication Critical patent/GB2019151B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H03H19/004—Switched capacitor networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Networks Using Active Elements (AREA)
GB7911528A 1978-04-03 1979-04-03 Sampled analogue filters Expired GB2019151B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000300294A CA1088161A (en) 1978-04-03 1978-04-03 Sampled analog filters

Publications (2)

Publication Number Publication Date
GB2019151A GB2019151A (en) 1979-10-24
GB2019151B true GB2019151B (en) 1982-06-16

Family

ID=4111142

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7911528A Expired GB2019151B (en) 1978-04-03 1979-04-03 Sampled analogue filters

Country Status (5)

Country Link
JP (1) JPS553291A (en)
CA (1) CA1088161A (en)
FR (1) FR2422292A1 (en)
GB (1) GB2019151B (en)
SE (1) SE7902918L (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2448249A1 (en) * 1979-02-02 1980-08-29 Thomson Csf SAMPLING FILTER AND SELF-SWITCHING DEVICE COMPRISING SUCH A FILTER
DE3001969C2 (en) * 1980-01-21 1982-10-28 Siemens AG, 1000 Berlin und 8000 München Electrical filter circuit using at least one simulated inductor containing controlled switches, capacitors and amplifiers
JPS56126311A (en) * 1980-03-10 1981-10-03 Nippon Telegr & Teleph Corp <Ntt> Switched capacitor circuit
DE3022252C2 (en) * 1980-06-13 1983-06-23 Siemens AG, 1000 Berlin und 8000 München Electrical filter circuit for processing analog scanning signals
JPS5726916A (en) * 1980-07-25 1982-02-13 Hitachi Ltd Switched capacitor
US4468749A (en) * 1980-08-20 1984-08-28 Fujitsu Limited Adjustable attenuator circuit
GB2084822A (en) * 1980-09-19 1982-04-15 Philips Electronic Associated Switchable analogue signal inverter
CH641005B (en) * 1980-10-01 Asulab Sa DEVICE FOR PROCESSING A VARIABLE ELECTRIC SIGNAL BY MULTIPLEXING.
JPS5787234A (en) * 1980-11-18 1982-05-31 Seiko Epson Corp Signal inverter
JPS5787618A (en) * 1980-11-21 1982-06-01 Seiko Epson Corp Switched capacitor filter
JPS57202126A (en) * 1981-06-05 1982-12-10 Toko Inc Digital-to-analog converter
JPS5839109A (en) * 1981-09-01 1983-03-07 Toshiba Corp Low-pass filter
EP0109612B1 (en) * 1982-11-19 1989-05-24 Kabushiki Kaisha Toshiba Switched capacitor filter circuit
US4855627A (en) * 1987-01-14 1989-08-08 Kabushiki Kaisha Toshiba Filter circuit
US4894620A (en) * 1988-04-11 1990-01-16 At&T Bell Laboratories Switched-capacitor circuit with large time constant
JPH02276351A (en) * 1990-03-26 1990-11-13 Seiko Epson Corp FSK demodulation circuit

Also Published As

Publication number Publication date
SE7902918L (en) 1979-10-04
GB2019151A (en) 1979-10-24
CA1088161A (en) 1980-10-21
FR2422292A1 (en) 1979-11-02
JPS553291A (en) 1980-01-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee