| Patent | Date |
|---|
Interaction between an adjunct positioning system and a radiocommunication system
Grant 6,826,394 - Raith , et al. November 30, 2 | 2004-11-30 |
Systems and methods for increasing emergency call access speed in radiocommunication systems
Grant 6,633,754 - Raith October 14, 2 | 2003-10-14 |
Packet control channel feedback support for contention and reservation based access
Grant 6,577,618 - Diachina , et al. June 10, 2 | 2003-06-10 |
Position registration for cellular satellite communication systems
Grant 6,542,716 - Dent , et al. April 1, 2 | 2003-04-01 |
Automatic expiration of wireless communication service subscriptions
Grant 6,529,727 - Findikli , et al. March 4, 2 | 2003-03-04 |
Systems and methods for providing information to emergency service centers
Grant 6,477,362 - Raith , et al. November 5, 2 | 2002-11-05 |
Handover method for mobile radio system
Grant RE37,787 - Uddenfeldt , et al. July 9, 2 | 2002-07-09 |
Handover method for mobile radio system
Grant RE37,685 - Uddenfeldt , et al. April 30, 2 | 2002-04-30 |
Systems and methods for locating remote units operating in a radiocommunication system using an adjunct system
Grant 6,374,098 - Raith , et al. April 16, 2 | 2002-04-16 |
Packet Control Channel Feedback Support For Contention And Reservation Based Access
App 20010019542 - DIACHINA, JOHN ; et al. | 2001-09-06 |
Digital control channels having logical channels supporting broadcast SMS
Grant 6,252,868 - Diachina , et al. June 26, 2 | 2001-06-26 |
Systems and methods for handling emergency calls in hierarchical cell structures
Grant 6,115,596 - Raith , et al. September 5, 2 | 2000-09-05 |
Systems and methods for identifying emergency calls in radiocommunication systems
Grant 6,073,005 - Raith , et al. June 6, 2 | 2000-06-06 |
Digital control channels having logical channels supporting broadcast SMS
Grant 6,041,047 - Diachina , et al. March 21, 2 | 2000-03-21 |
Systems and methods for locating remote terminals in radiocommunication systems
Grant 6,040,800 - Raith , et al. March 21, 2 | 2000-03-21 |
Handover method for mobile radio system
Grant RE36,078 - Uddenfeldt , et al. February 2, 1 | 1999-02-02 |
Cellular digital mobile radio system and method of transmitting information in a digital cellular mobile radio system
Grant RE36,017 - Uddenfeldt , et al. December 29, 1 | 1998-12-29 |
Digital control channels having logical channels supporting broadcast SMS
Grant 5,768,276 - Diachina , et al. June 16, 1 | 1998-06-16 |
Digital control channels having logical channels for multiple access radiocommunication
Grant 5,604,744 - Andersson , et al. February 18, 1 | 1997-02-18 |
Method for communicating in a wireless communication system
Grant 5,603,081 - Raith , et al. February 11, 1 | 1997-02-11 |
Enhanced sleep mode in radiocommunication systems
Grant 5,574,996 - Raith November 12, 1 | 1996-11-12 |
Method of carrying out an authentication check between a base station and a mobile station in a mobile radio system
Grant 5,559,886 - Dent , et al. September 24, 1 | 1996-09-24 |
Communication management technique for a radiotelephone system including microcells
Grant 5,546,443 - Raith August 13, 1 | 1996-08-13 |
Enhanced sleep mode in radiocommunication systems
Grant 5,539,748 - Raith July 23, 1 | 1996-07-23 |
Frequency hopping control channel in a radio communication system
Grant 5,537,434 - Persson , et al. July 16, 1 | 1996-07-16 |
Method for transmitting broadcast information in a digital control channel
Grant 5,404,355 - Raith April 4, 1 | 1995-04-04 |
Method of carrying out an authentication check between a base station and a mobile station in a mobile radio system
Grant 5,390,245 - Dent , et al. February 14, 1 | 1995-02-14 |
Allocation of channels using interference estimation
Grant 5,375,123 - Andersson , et al. December 20, 1 | 1994-12-20 |
Method and apparatus for communication control in a radiotelephone system
Grant 5,353,332 - Raith , et al. October 4, 1 | 1994-10-04 |
Method of synchronizing a radio receiver with an incoming radio signal
Grant 5,329,558 - Larsson , et al. July 12, 1 | 1994-07-12 |
Method of carrying out an authentication check between a base station and a mobile station in a mobile radio system
Grant 5,282,250 - Dent , et al. January 25, 1 | 1994-01-25 |
Cellular verification and validation system
Grant 5,237,612 - Raith August 17, 1 | 1993-08-17 |
Mobile telephony system intended for indoor and outdoor subscriber use
Grant 5,235,632 - Raith August 10, 1 | 1993-08-10 |
Decoding system for distinguishing different types of convolutionally-encoded signals
Grant 5,230,003 - Dent , et al. July 20, 1 | 1993-07-20 |
Method for reducing equalizer usage in mobile radio communication systems
Grant 5,212,803 - Uddenfeldt , et al. May 18, 1 | 1993-05-18 |
Method of processing a radio signal message
Grant 5,142,539 - Dahlin , et al. August 25, 1 | 1992-08-25 |
Method of controlling the frequency of a coherent radio receiver and apparatus for carrying out the method
Grant 5,093,848 - Raith March 3, 1 | 1992-03-03 |
Cellular digital mobile radio system and method of transmitting information in a digital cellular mobile radio system
Grant 5,088,108 - Uddenfeldt , et al. February 11, 1 | 1992-02-11 |
Method of reducing blockages in handing over calls in a mobile, cellular telephone system
Grant 5,081,671 - Raith , et al. January 14, 1 | 1992-01-14 |
Telecommunication combination comprising a telepoint and a portable radio terminal
Grant 4,980,907 - Raith , et al. December 25, 1 | 1990-12-25 |
Apparatus for correcting frequency in a coherent receiver
Grant 4,947,409 - Raith , et al. August 7, 1 | 1990-08-07 |
| 