GB9908549D0 - Telephone signal filtering apparatus - Google Patents

Telephone signal filtering apparatus

Info

Publication number
GB9908549D0
GB9908549D0 GBGB9908549.0A GB9908549A GB9908549D0 GB 9908549 D0 GB9908549 D0 GB 9908549D0 GB 9908549 A GB9908549 A GB 9908549A GB 9908549 D0 GB9908549 D0 GB 9908549D0
Authority
GB
United Kingdom
Prior art keywords
filtering apparatus
signal filtering
telephone signal
telephone
signal
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.)
Withdrawn
Application number
GBGB9908549.0A
Other versions
GB2336505A (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.)
Status Hi Tech Ltd
Original Assignee
Status Hi Tech 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 Status Hi Tech Ltd filed Critical Status Hi Tech Ltd
Publication of GB9908549D0 publication Critical patent/GB9908549D0/en
Publication of GB2336505A publication Critical patent/GB2336505A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32005—Automation of particular receiver jobs, e.g. rejecting unwanted calls
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/663—Preventing unauthorised calls to a telephone set
    • H04M1/665—Preventing unauthorised calls to a telephone set by checking the validity of a code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32106—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title separate from the image data, e.g. in a different computer file
    • H04N1/32122—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title separate from the image data, e.g. in a different computer file in a separate device, e.g. in a memory or on a display separate from image data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3271—Printing or stamping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3273—Display

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Automation & Control Theory (AREA)
  • Multimedia (AREA)
  • Telephone Function (AREA)
GB9908549A 1998-04-14 1999-04-14 Call screening using access code Withdrawn GB2336505A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9807642.5A GB9807642D0 (en) 1998-04-14 1998-04-14 Telephone signal filtering apparatus

Publications (2)

Publication Number Publication Date
GB9908549D0 true GB9908549D0 (en) 1999-06-09
GB2336505A GB2336505A (en) 1999-10-20

Family

ID=10830118

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9807642.5A Ceased GB9807642D0 (en) 1998-04-14 1998-04-14 Telephone signal filtering apparatus
GB9908549A Withdrawn GB2336505A (en) 1998-04-14 1999-04-14 Call screening using access code

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9807642.5A Ceased GB9807642D0 (en) 1998-04-14 1998-04-14 Telephone signal filtering apparatus

Country Status (1)

Country Link
GB (2) GB9807642D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2443871B (en) * 2006-07-25 2010-09-08 Nigel Morris Programmable telephone call filtering system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845743A (en) * 1986-09-12 1989-07-04 Lutz Joseph M System for selectively receiving telephone calls
US4860347A (en) * 1988-08-10 1989-08-22 Costello Lloyd M Phone screen security system
US4937854A (en) * 1989-03-03 1990-06-26 Sarakas Stephen T Call screening device
CA2002842A1 (en) * 1989-11-14 1991-05-14 Victor M. Buraconak Programmable external peripheral device using a 4 digit private identification number, p.i.n.#, to secure and protect and eliminate unsolicited and unwanted document reception, commonly known as "junk fax", applicable to a facsimile machine, commonly known as a fax machine
ES2103638B1 (en) * 1994-05-19 1998-05-01 Aprovisionamiento De Zumos Nat APPARATUS FOR TELEPHONE ACCESS CONTROL.
US5631951A (en) * 1996-03-19 1997-05-20 Chen; Albert Apparatus for preventing unwanted telephone calls

Also Published As

Publication number Publication date
GB2336505A (en) 1999-10-20
GB9807642D0 (en) 1998-06-10

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)