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Showing 11 - 20 of 369 from September 2002
Browse Prior Art Database
  1. 11.
    This feature eliminates the inconvenience of writing down or remembering a phone number when calling directory assistance on a wireless PCS phone. Instead, directory assistance pushes the number directly to the phone book in the user's handset. One particularly important use case is when the user must drive and talk...
    IPCOM000009906D | Original Publication Date: 2000-May-01
  2. 12.
    The following paper describes how the codeplug size of wireless communication devices can be reduced significantly using model and/or feature dependent dynamic data blocks instead of a simple static codeplug layout.
    IPCOM000009905D | Original Publication Date: 2000-May-01
  3. 13.
    The current customer request concerning logging can be solved today only by the use of additional system technology to the main switching unit. This is effecting the system costs and brings us possibly out of the future competition
    IPCOM000009904D | Original Publication Date: 2000-May-01
  4. 14.
    Instead of automatically starting the recording of voice messages on a mobile voice mail box, the caller initiates the recording.
    IPCOM000009903D | Original Publication Date: 2000-May-01
  5. 15.
    A new diversity receiver is shown for improving the COMA forward link modem performance. The diversity gain of the receiver is quantified using computer simulations in a flat Rayleigh fading channel. The new proposed diversity receiver structure is simple to implement. The achievable gains in link performance,...
    IPCOM000009902D | Original Publication Date: 2000-May-01
  6. 16.
    Current service providers, specifically the site service technician and supervisors that use Motorola cellular or PCS base site equipment, have a desire to obtain instant information on site availability for call processing regardless of their current location and time of day.
    IPCOM000009901D | Original Publication Date: 2000-May-01
  7. 17.
    Traditional cellular systems make use of spatial separation to provide sufficient co-channel interference protection to allow frequency reuse. CDMA uses spreading codes to provide the needed co~channel separation between users, who all operate on the same frequency.
    IPCOM000009900D | Original Publication Date: 2000-May-01
  8. 18.
    What is needed for the user of a text messaging device to monitor service usage is a counter which will measure the number of characters received or sent during a given billing cycle. This is very much like the user-resettable timer used in wireless telephones for the same purpose, but the primary difference is that...
    IPCOM000009899D | Original Publication Date: 2000-May-01
  9. 19.
    This paper details a method of efficiently locating mobile radios participating in group calls. A priority is assigned to each group address held by a radio. The infrastructure can then locate a mobile radio by utilization of a priority-based search algorithm.
    IPCOM000009898D | Original Publication Date: 2000-May-01
  10. 20.
    Secure two-way radio systems use encryption algorithms and keys to establish their security. Different Secure Systems are based on different proprietary or standard protocols and algorithms.
    IPCOM000009897D | Original Publication Date: 2000-May-01