H04M 2201/50 :
Telephonic communication in...
H04M 2250/52 :
including functional featur...
H04M 3/42017 :
Customized ring-back tones
H04M 3/42042 :
Notifying the called party ...
H04M 3/4878 :
Advertisement messages
H04M 3/5315 :
where the non-audio compone...
H04M 3/53383 :
Message registering command...
H04M 7/0027 :
Collaboration services wher...
H04M 7/0039 :
where the data service is p...
H04M 7/006 :
Networks other than PSTN/IS...
H04M 7/0069 :
comprising a residential ga...
H04N 1/00281 :
with a telecommunication ap...
H04N 1/00307 :
with a mobile telephone app...
H04N 19/61 :
in combination with predict...
H04N 2007/145 :
Handheld terminals
H04N 21/233 :
Processing of audio element...
H04N 21/23424 :
involving splicing one cont...
H04N 21/2343 :
involving reformatting oper...
H04N 21/234336 :
by media transcoding, e.g. ...
H04N 21/25883 :
being end-user demographica...
H04N 21/25891 :
being end-user preferences ...
H04N 21/262 :
Content or additional data ...
H04N 21/4117 :
for generating hard copies ...
H04N 21/4122 :
additional display device, ...
H04N 21/41407 :
embedded in a portable devi...
H04N 21/4223 :
Cameras H04N23/00 takes pre...
H04N 21/431 :
Generation of visual interf...
H04N 21/4325 :
by playing back content fro...
H04N 21/4332 :
by placing content in organ...
H04N 21/43615 :
Interfacing a Home Network,...
H04N 21/43637 :
involving a wireless protoc...
H04N 21/439 :
Processing of audio element...
H04N 21/44016 :
involving splicing one cont...
H04N 21/4402 :
involving reformatting oper...
H04N 21/440218 :
by transcoding between form...
H04N 21/440236 :
by media transcoding, e.g. ...
H04N 21/44029 :
for generating different ve...
H04N 21/44224 :
Monitoring of user activity...
H04N 21/47202 :
for requesting content on d...
H04N 21/4722 :
for requesting additional d...
H04N 21/4755 :
for defining user preferenc...
H04N 21/4758 :
for providing answers, e.g....
H04N 21/47815 :
Electronic shopping payment...
H04N 21/4784 :
receiving rewards
H04N 21/4852 :
for modifying audio paramet...
H04N 21/6125 :
involving transmission via ...
H04N 21/6131 :
involving transmission via ...
H04N 21/6175 :
involving transmission via ...
H04N 21/6181 :
involving transmission via ...
H04N 21/631 :
Multimode Transmission, e.g...
H04N 21/6581 :
Reference data, e.g. a movi...
H04N 21/6582 :
Data stored in the client, ...
H04N 21/8113 :
comprising music, e.g. song...
H04N 21/812 :
involving advertisement dat...
H04N 2201/0081 :
Image reader H04N2201/0091 ...
H04N 7/14 :
Systems for two-way working...
H04N 7/142 :
Constructional details of t...
H04N 7/147 :
Communication arrangements,...
H04N 7/148 :
Interfacing a video termina...
H04N 7/16 :
Analogue secrecy systems; A...
H04N 7/173 :
with two-way working, e.g. ...
H04N 7/17309 :
Transmission or handling of...
H04N 7/17318 :
Direct or substantially dir...
H04N 7/183 :
for receiving images from a...