IPR database

Patent statement declaration registered as H221-01

Citation:

http://handle.itu.int/11.1002/ps/H221-01

Recommendation number:

H.221

ITU registration date:

1994-05-16

Statement declaration date:

1994-05-11

Patent holder/organization:

British Broadcasting Corporation

Main contact:

Mrs. Caroline Plumstead, Research and Development

Address:

Kingswood warren
Tadworth, Surrey KT20 6NP
United Kingdom

Tel.:

+44 1737 839 664

Fax:

+44 1737 839 742

Declaration form version:

Licensing declaration:

Pat. pol. 2.2

Late submission remark:

Statement remark:

BBC informed on 12 April 2000 of the request of deletion of the statement from the database.

Archived declaration:

TSB patent Id	Country	Publication number	Application number	Title	Status	EPO search (Espacenet)
H221-01-01	GB	2268662		High definition television coder/decoderr	Granted
H221-01-02	GB	2197152		Interpolating lines of video signals	Granted
H221-01-03	GB		2242097A	Buffer resynchronisationing variable bitrate-reduction codecs	Pending	-
H221-01-04	GB	2240231		Implementation independent architecture for an HDTV bitrate-redduction codec	Granted
H221-01-05	GB	2238444		New proposals for buffer control of quantisation law	Granted
H221-01-06	GB	2238445		Improved measures of criticality for DCT block quantisation	Granted

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The ITU secretariat does not verify the veracity, completeness or accuracy of the information contained in the Patent and Software Declaration Forms, including the actual or potential essentiality of patents or patent applications declared as essential to ITU-T Recommendations.

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Patent statement declaration registered as H221-01