Internet protocol multimedia subsystem enabled cellular phone accessory device
OwnerSudharshan Srinivasan, Jai Kumar +1inventors
InventorsSudharshan Srinivasan, Jai Kumar, Kothandraman Ramchandran
Life of this patent
Estimating the term…
Abstract
A cellular phone accessory device (47) combined with an IMS client (31) is implemented to provide real time interactive multimedia applications to low end phones (36) and middle range phones (40) without having to re-engineer said phones. Said device behaves as a cellular phone accessory and IMS client that is implemented using client control, protocol components (32) and IMS client media components (33). Said device comprises of general purpose processor (34) and digital signal processor (35) connected using a DSP bridge (46).
Claims14
A cellular phone accessory device that is controlled by a cellular phone and uses said cellular phone for cellular wireless network access, said device comprising:
- a) Accessory functionality;
- b) Internet protocol multimedia subsystem client software;
- c) Portable power source to operate said cellular phone accessory device;
- d) Vocoder software to encode and decode voice bits generated for said internet protocol multimedia subsystem client software;
- e) Multimedia encode and decode chipsets required by said internet protocol multimedia subsystem client software and said accessory functionality;
- f) General purpose processor required by said internet protocol multimedia subsystem client software and said accessory functionality;
- g) Multimedia interconnects between said multimedia chipsets and said general purpose processor;
- h) Multimedia interconnects between said cellular phone accessory device and said cellular phone;
- i) Input and output system;
- j) Multimedia capture system;
- and
- k) Multimedia display system.
Dependencies are inferred from the claim text.