AU498189B2 – Digital filter
– Google Patents
AU498189B2 – Digital filter
– Google Patents
Digital filter
Info
Publication number
AU498189B2
AU498189B2
AU84807/75A
AU8480775A
AU498189B2
AU 498189 B2
AU498189 B2
AU 498189B2
AU 84807/75 A
AU84807/75 A
AU 84807/75A
AU 8480775 A
AU8480775 A
AU 8480775A
AU 498189 B2
AU498189 B2
AU 498189B2
Authority
AU
Australia
Prior art keywords
digital filter
digital
filter
Prior art date
1974-09-16
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
AU84807/75A
Other versions
AU8480775A
(en
Inventor
Ludwig Desire Johan Eggermont
Hendrik Arie Van Essen
Petrus Josephus Van Gerwen
Wilfred Andre Maria Snijders
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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.)
1974-09-16
Filing date
1975-09-15
Publication date
1979-02-15
1975-09-15
Application filed by Philips Gloeilampenfabrieken NV
filed
Critical
Philips Gloeilampenfabrieken NV
1977-03-24
Publication of AU8480775A
publication
Critical
patent/AU8480775A/en
1979-02-15
Application granted
granted
Critical
1979-02-15
Publication of AU498189B2
publication
Critical
patent/AU498189B2/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
H03H17/0657—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is higher than the input sampling frequency, i.e. interpolation
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
H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
AU84807/75A
1974-09-16
1975-09-15
Digital filter
Expired
AU498189B2
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
NLAANVRAGE7412224,A
NL176211C
(en)
1974-09-16
1974-09-16
INTERPOLING DIGITAL FILTER.
Publications (2)
Publication Number
Publication Date
AU8480775A
AU8480775A
(en)
1977-03-24
AU498189B2
true
AU498189B2
(en)
1979-02-15
Family
ID=19822103
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU84807/75A
Expired
AU498189B2
(en)
1974-09-16
1975-09-15
Digital filter
Country Status (9)
Country
Link
US
(1)
US3988607A
(en)
JP
(1)
JPS5528252B2
(en)
AU
(1)
AU498189B2
(en)
BE
(1)
BE833466A
(en)
CA
(1)
CA1039364A
(en)
FR
(1)
FR2285025A1
(en)
GB
(1)
GB1506010A
(en)
NL
(1)
NL176211C
(en)
SE
(1)
SE406683B
(en)
Families Citing this family (23)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
NL179620C
(en)
*
1975-05-29
1986-10-01
Philips Nv
NON-RECURSIVE, INTERPOLATING, DIGITAL FILTER.
JPS5376726A
(en)
*
1976-12-20
1978-07-07
Toshiba Corp
Synchronizing system digital filter
US4313195A
(en)
*
1979-04-23
1982-01-26
Sangamo Weston, Inc.
Reduced sample rate data acquisition system
NL7905332A
(en)
*
1979-07-09
1981-01-13
Philips Nv
DECIMERING, LINEAR PHASE, DIGITAL FIR FILTER.
US4270026A
(en)
*
1979-11-28
1981-05-26
International Telephone And Telegraph Corporation
Interpolator apparatus for increasing the word rate of a digital signal of the type employed in digital telephone systems
US4302631A
(en)
*
1979-11-28
1981-11-24
International Telephone And Telegraph Corporation
Decimator apparatus for decreasing the word rate of a digital signal of the type employed in digital telephone systems
FR2495857B1
(en)
*
1980-08-27
1987-11-27
Petit Jean
RECURRING DIGITAL FILTER OF OVERSAMPLE IN DISTRIBUTED ARITHMETICS
JPS5749792U
(en)
*
1980-09-01
1982-03-20
US4602285A
(en)
*
1983-04-08
1986-07-22
Ampex Corporation
System and method for transforming and filtering a video image
ATE41840T1
(en)
*
1983-10-06
1989-04-15
Studer Willi Ag
METHOD AND DEVICE FOR CONVERTING AN INPUT SCAN INTO AN OUTPUT SCAN.
GB8421378D0
(en)
*
1984-08-23
1984-09-26
British Broadcasting Corp
Variable speed replay
US4588979A
(en)
*
1984-10-05
1986-05-13
Dbx, Inc.
Analog-to-digital converter
US4691293A
(en)
*
1984-12-28
1987-09-01
Ford Aerospace & Communications Corporation
High frequency, wide range FIR filter
JPS61177016A
(en)
*
1985-01-31
1986-08-08
Anritsu Corp
Digital transversal filter
US4835723A
(en)
*
1987-04-03
1989-05-30
Tektronix, Inc.
Phase coordinated multistage digital filter
US5068813A
(en)
*
1989-11-07
1991-11-26
Mts Systems Corporation
Phased digital filtering in multichannel environment
US5342990A
(en)
*
1990-01-05
1994-08-30
E-Mu Systems, Inc.
Digital sampling instrument employing cache-memory
US5058139A
(en)
*
1990-08-10
1991-10-15
Siemens Medical Electronics, Inc.
Notch filter for digital transmission system
US5818870A
(en)
*
1990-08-28
1998-10-06
Canon Kabushiki Kaisha
Digital communication device
US5825805A
(en)
*
1991-10-29
1998-10-20
Canon
Spread spectrum communication system
US5475628A
(en)
*
1992-09-30
1995-12-12
Analog Devices, Inc.
Asynchronous digital sample rate converter
US5638010A
(en)
*
1995-06-07
1997-06-10
Analog Devices, Inc.
Digitally controlled oscillator for a phase-locked loop providing a residue signal for use in continuously variable interpolation and decimation filters
US7873101B2
(en)
*
2005-03-25
2011-01-18
Broadcom Corporation
Low latency digital filter and method
Family Cites Families (9)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3303335A
(en)
*
1963-04-25
1967-02-07
Cabell N Pryor
Digital correlation system having an adjustable impulse generator
US3639848A
(en)
*
1970-02-20
1972-02-01
Electronic Communications
Transverse digital filter
US3633014A
(en)
*
1970-03-13
1972-01-04
Bell Telephone Labor Inc
Digital equalizer in which tap adjusting signals are derived by modifying the signal code format
US3633105A
(en)
*
1970-04-01
1972-01-04
Gte Automatic Electric Lab Inc
Digital adaptive equalizer system
FR2129290A5
(en)
*
1971-03-17
1972-10-27
Ibm
US3699321A
(en)
*
1971-04-01
1972-10-17
North American Rockwell
Automatic adaptive equalizer implementation amenable to mos
FR2273419B1
(en)
*
1973-01-25
1976-09-10
Trt Telecom Radio Electr
FR2229336A5
(en)
*
1973-05-11
1974-12-06
Trt Telecom Radio Electr
NL7307237A
(en)
*
1973-05-24
1974-11-26
1974
1974-09-16
NL
NLAANVRAGE7412224,A
patent/NL176211C/en
not_active
IP Right Cessation
1975
1975-08-25
US
US05/607,630
patent/US3988607A/en
not_active
Expired – Lifetime
1975-09-11
CA
CA235,395A
patent/CA1039364A/en
not_active
Expired
1975-09-12
GB
GB37641/75A
patent/GB1506010A/en
not_active
Expired
1975-09-12
SE
SE7510161A
patent/SE406683B/en
unknown
1975-09-13
JP
JP11052975A
patent/JPS5528252B2/ja
not_active
Expired
1975-09-15
AU
AU84807/75A
patent/AU498189B2/en
not_active
Expired
1975-09-16
BE
BE160083A
patent/BE833466A/en
not_active
IP Right Cessation
1975-09-16
FR
FR7528350A
patent/FR2285025A1/en
active
Granted
Also Published As
Publication number
Publication date
JPS5155649A
(en)
1976-05-15
CA1039364A
(en)
1978-09-26
BE833466A
(en)
1976-03-16
SE7510161L
(en)
1976-03-17
SE406683B
(en)
1979-02-19
US3988607A
(en)
1976-10-26
JPS5528252B2
(en)
1980-07-26
NL176211B
(en)
1984-10-01
NL7412224A
(en)
1976-03-18
AU8480775A
(en)
1977-03-24
FR2285025B1
(en)
1979-04-27
NL176211C
(en)
1985-03-01
DE2540176B2
(en)
1977-05-05
DE2540176A1
(en)
1976-04-01
GB1506010A
(en)
1978-04-05
FR2285025A1
(en)
1976-04-09
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