CA2173376C - Appareil et methode de reception numerique multibande a reduction de la largeur de bande - Google Patents

Appareil et methode de reception numerique multibande a reduction de la largeur de bande

Info

Publication number
CA2173376C
CA2173376C CA002173376A CA2173376A CA2173376C CA 2173376 C CA2173376 C CA 2173376C CA 002173376 A CA002173376 A CA 002173376A CA 2173376 A CA2173376 A CA 2173376A CA 2173376 C CA2173376 C CA 2173376C
Authority
CA
Canada
Prior art keywords
frequency
band
waveband
mhz
base frequency
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 - Lifetime
Application number
CA002173376A
Other languages
English (en)
Other versions
CA2173376A1 (fr
Inventor
Edwin A. Kelley
Roger N. Kosaka
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.)
DirecTV Group Inc
Original Assignee
Hughes Aircraft Co
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
Priority claimed from US07/714,494 external-priority patent/US5280636A/en
Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of CA2173376A1 publication Critical patent/CA2173376A1/fr
Application granted granted Critical
Publication of CA2173376C publication Critical patent/CA2173376C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

CA002173376A 1991-06-13 1992-04-30 Appareil et methode de reception numerique multibande a reduction de la largeur de bande Expired - Lifetime CA2173376C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US714,494 1991-06-13
US07/714,494 US5280636A (en) 1991-06-13 1991-06-13 Multi-band digital receiving apparatus and method with bandwidth reduction
CA002067652A CA2067652C (fr) 1991-06-13 1992-04-30 Recepteur numerique et methode de reduction de la largeur des bandes

Publications (2)

Publication Number Publication Date
CA2173376A1 CA2173376A1 (fr) 1992-12-14
CA2173376C true CA2173376C (fr) 1998-10-20

Family

ID=25675117

Family Applications (2)

Application Number Title Priority Date Filing Date
CA002173376A Expired - Lifetime CA2173376C (fr) 1991-06-13 1992-04-30 Appareil et methode de reception numerique multibande a reduction de la largeur de bande
CA002173377A Expired - Lifetime CA2173377C (fr) 1991-06-13 1992-04-30 Appareil et methode de reception numerique multibande a reduction de la largeur de bande

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA002173377A Expired - Lifetime CA2173377C (fr) 1991-06-13 1992-04-30 Appareil et methode de reception numerique multibande a reduction de la largeur de bande

Country Status (1)

Country Link
CA (2) CA2173376C (fr)

Also Published As

Publication number Publication date
CA2173377A1 (fr) 1992-12-14
CA2173376A1 (fr) 1992-12-14
CA2173377C (fr) 2000-07-25

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