GB2290429B - Multi-band digital receiving apparatus and method with bandwidth reduction - Google Patents

Multi-band digital receiving apparatus and method with bandwidth reduction

Info

Publication number
GB2290429B
GB2290429B GB9517339A GB9517339A GB2290429B GB 2290429 B GB2290429 B GB 2290429B GB 9517339 A GB9517339 A GB 9517339A GB 9517339 A GB9517339 A GB 9517339A GB 2290429 B GB2290429 B GB 2290429B
Authority
GB
United Kingdom
Prior art keywords
receiving apparatus
band digital
bandwidth reduction
digital receiving
bandwidth
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
GB9517339A
Other versions
GB9517339D0 (en
GB2290429A (en
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.)
Raytheon Co
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 GB9517339D0 publication Critical patent/GB9517339D0/en
Publication of GB2290429A publication Critical patent/GB2290429A/en
Application granted granted Critical
Publication of GB2290429B publication Critical patent/GB2290429B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0067—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands
    • H04B1/0082—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands with a common local oscillator for more than one band
    • H04B1/0089—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands with a common local oscillator for more than one band using a first intermediate frequency higher that the highest of any band received
    • H04B1/0092—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands with a common local oscillator for more than one band using a first intermediate frequency higher that the highest of any band received using a wideband front end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
    • H04B1/006—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
GB9517339A 1991-06-13 1992-05-29 Multi-band digital receiving apparatus and method with bandwidth reduction Expired - Lifetime GB2290429B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/714,494 US5280636A (en) 1991-06-13 1991-06-13 Multi-band digital receiving apparatus and method with bandwidth reduction
GB9211439A GB2258359B (en) 1991-06-13 1992-05-29 Multi-band digital receiving apparatus and method with bandwidth reduction

Publications (3)

Publication Number Publication Date
GB9517339D0 GB9517339D0 (en) 1995-10-25
GB2290429A GB2290429A (en) 1995-12-20
GB2290429B true GB2290429B (en) 1996-03-06

Family

ID=26300958

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9517339A Expired - Lifetime GB2290429B (en) 1991-06-13 1992-05-29 Multi-band digital receiving apparatus and method with bandwidth reduction

Country Status (1)

Country Link
GB (1) GB2290429B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8090309B2 (en) 2004-10-27 2012-01-03 Chestnut Hill Sound, Inc. Entertainment system with unified content selection
US8195114B2 (en) 2004-10-27 2012-06-05 Chestnut Hill Sound, Inc. Entertainment system with bandless content selection

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190278560A1 (en) 2004-10-27 2019-09-12 Chestnut Hill Sound, Inc. Media appliance with auxiliary source module docking and fail-safe alarm modes

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4521646A (en) * 1980-06-26 1985-06-04 Callaghan Edward P Methods and apparatus for bandwidth reduction

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4521646A (en) * 1980-06-26 1985-06-04 Callaghan Edward P Methods and apparatus for bandwidth reduction

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8090309B2 (en) 2004-10-27 2012-01-03 Chestnut Hill Sound, Inc. Entertainment system with unified content selection
US8195114B2 (en) 2004-10-27 2012-06-05 Chestnut Hill Sound, Inc. Entertainment system with bandless content selection
US8355690B2 (en) 2004-10-27 2013-01-15 Chestnut Hill Sound, Inc. Electrical and mechanical connector adaptor system for media devices
US8725063B2 (en) 2004-10-27 2014-05-13 Chestnut Hill Sound, Inc. Multi-mode media device using metadata to access media content
US8843092B2 (en) 2004-10-27 2014-09-23 Chestnut Hill Sound, Inc. Method and apparatus for accessing media content via metadata

Also Published As

Publication number Publication date
GB9517339D0 (en) 1995-10-25
GB2290429A (en) 1995-12-20

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20120528